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6853 lines
247 KiB
6853 lines
247 KiB
<?php
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/* For licensing terms, see /license.txt*/
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use Chamilo\CoreBundle\Entity\ExtraField as EntityExtraField;
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use Chamilo\CourseBundle\Component\CourseCopy\CourseBuilder;
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use Chamilo\CourseBundle\Component\CourseCopy\CourseRestorer;
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use Chamilo\CourseBundle\Manager\SettingsManager;
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use Chamilo\CourseBundle\ToolChain;
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use ChamiloSession as Session;
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/**
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* Class CourseManager.
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*
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* This is the course library for Chamilo.
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*
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* All main course functions should be placed here.
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*
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* Many functions of this library deal with providing support for
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* virtual/linked/combined courses (this was already used in several universities
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* but not available in standard Chamilo).
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*
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* There are probably some places left with the wrong code.
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*
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* @package chamilo.library
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*/
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class CourseManager
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{
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const MAX_COURSE_LENGTH_CODE = 40;
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/** This constant is used to show separate user names in the course
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* list (userportal), footer, etc */
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const USER_SEPARATOR = ' |';
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const COURSE_FIELD_TYPE_CHECKBOX = 10;
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public $columns = [];
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public static $em;
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public static $toolList;
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public static $courseSettingsManager;
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private static $manager;
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/**
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* @param \Doctrine\ORM\EntityManager
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*/
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public static function setEntityManager($em)
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{
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self::$em = $em;
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}
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/**
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* @return \Doctrine\ORM\EntityManager
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*/
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public static function getEntityManager()
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{
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return self::$em;
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}
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/**
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* @param $manager
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*/
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public static function setCourseManager($manager)
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{
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self::$manager = $manager;
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}
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/**
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* @return SettingsManager
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*/
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public static function getCourseSettingsManager()
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{
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return self::$courseSettingsManager;
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}
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/**
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* @param SettingsManager $courseSettingsManager
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*/
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public static function setCourseSettingsManager($courseSettingsManager)
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{
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self::$courseSettingsManager = $courseSettingsManager;
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}
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/**
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* @return Chamilo\CoreBundle\Entity\Manager\CourseManager
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*/
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public static function getManager()
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{
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return self::$manager;
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}
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/**
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* Creates a course.
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*
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* @param array $params columns in the main.course table
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* @param int $authorId
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*
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* @return mixed false if the course was not created, array with the course info
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*/
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public static function create_course($params, $authorId = 0)
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{
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global $_configuration;
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$hook = HookCreateCourse::create();
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// Check portal limits
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$access_url_id = 1;
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if (api_get_multiple_access_url()) {
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$access_url_id = api_get_current_access_url_id();
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}
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$authorId = empty($authorId) ? api_get_user_id() : (int) $authorId;
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if (isset($_configuration[$access_url_id]) && is_array($_configuration[$access_url_id])) {
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$return = self::checkCreateCourseAccessUrlParam(
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$_configuration,
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$access_url_id,
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'hosting_limit_courses',
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'PortalCoursesLimitReached'
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);
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if ($return != false) {
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return $return;
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}
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$return = self::checkCreateCourseAccessUrlParam(
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$_configuration,
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$access_url_id,
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'hosting_limit_active_courses',
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'PortalActiveCoursesLimitReached'
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);
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if ($return != false) {
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return $return;
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}
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}
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if (empty($params['title'])) {
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return false;
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}
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if (empty($params['wanted_code'])) {
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$params['wanted_code'] = $params['title'];
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// Check whether the requested course code has already been occupied.
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$substring = api_substr($params['title'], 0, self::MAX_COURSE_LENGTH_CODE);
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if ($substring === false || empty($substring)) {
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return false;
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} else {
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$params['wanted_code'] = self::generate_course_code($substring);
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}
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}
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// Create the course keys
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$keys = AddCourse::define_course_keys($params['wanted_code']);
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$params['exemplary_content'] = isset($params['exemplary_content']) ? $params['exemplary_content'] : false;
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if (count($keys)) {
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$params['code'] = $keys['currentCourseCode'];
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$params['visual_code'] = $keys['currentCourseId'];
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$params['directory'] = $keys['currentCourseRepository'];
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$courseInfo = api_get_course_info($params['code']);
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if (empty($courseInfo)) {
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$courseId = AddCourse::register_course($params);
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$courseInfo = api_get_course_info_by_id($courseId);
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if ($hook) {
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$hook->setEventData(['course_info' => $courseInfo]);
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$hook->notifyCreateCourse(HOOK_EVENT_TYPE_POST);
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}
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if (!empty($courseInfo)) {
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self::fillCourse($courseInfo, $params, $authorId);
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return $courseInfo;
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}
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}
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}
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return false;
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}
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/**
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* Returns all the information of a given course code.
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*
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* @param string $course_code , the course code
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*
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* @return array with all the fields of the course table
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*
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* @deprecated Use api_get_course_info() instead
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*
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* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
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* @assert ('') === false
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*/
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public static function get_course_information($course_code)
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{
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return Database::fetch_array(
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Database::query(
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"SELECT *, id as real_id FROM ".Database::get_main_table(TABLE_MAIN_COURSE)."
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WHERE code = '".Database::escape_string($course_code)."'"
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),
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'ASSOC'
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);
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}
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/**
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* Returns a list of courses. Should work with quickform syntax.
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*
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* @param int $from Offset (from the 7th = '6'). Optional.
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* @param int $howmany Number of results we want. Optional.
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* @param int $orderby The column we want to order it by. Optional, defaults to first column.
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* @param string $orderdirection The direction of the order (ASC or DESC). Optional, defaults to ASC.
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* @param int $visibility the visibility of the course, or all by default
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* @param string $startwith If defined, only return results for which the course *title* begins with this string
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* @param string $urlId The Access URL ID, if using multiple URLs
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* @param bool $alsoSearchCode An extension option to indicate that we also want to search for course codes (not *only* titles)
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* @param array $conditionsLike
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* @param array $onlyThisCourseList
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*
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* @return array
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*/
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public static function get_courses_list(
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$from = 0,
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$howmany = 0,
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$orderby = 1,
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$orderdirection = 'ASC',
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$visibility = -1,
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$startwith = '',
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$urlId = null,
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$alsoSearchCode = false,
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$conditionsLike = [],
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$onlyThisCourseList = []
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) {
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$sql = "SELECT course.* FROM ".Database::get_main_table(TABLE_MAIN_COURSE)." course ";
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if (!empty($urlId)) {
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$table = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
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$sql .= " INNER JOIN $table url ON (url.c_id = course.id) ";
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}
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$visibility = (int) $visibility;
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if (!empty($startwith)) {
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$sql .= "WHERE (title LIKE '".Database::escape_string($startwith)."%' ";
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if ($alsoSearchCode) {
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$sql .= "OR code LIKE '".Database::escape_string($startwith)."%' ";
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}
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$sql .= ') ';
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if ($visibility !== -1) {
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$sql .= " AND visibility = $visibility ";
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}
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} else {
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$sql .= "WHERE 1 ";
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if ($visibility !== -1) {
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$sql .= " AND visibility = $visibility ";
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}
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}
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if (!empty($urlId)) {
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$urlId = (int) $urlId;
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$sql .= " AND access_url_id = $urlId";
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}
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if (!empty($onlyThisCourseList)) {
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$onlyThisCourseList = array_map('intval', $onlyThisCourseList);
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$onlyThisCourseList = implode("','", $onlyThisCourseList);
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$sql .= " AND course.id IN ('$onlyThisCourseList') ";
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}
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$allowedFields = [
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'title',
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'code',
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];
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if (count($conditionsLike) > 0) {
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$sql .= ' AND ';
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$temp_conditions = [];
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foreach ($conditionsLike as $field => $value) {
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if (!in_array($field, $allowedFields)) {
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continue;
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}
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$field = Database::escape_string($field);
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$value = Database::escape_string($value);
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$simple_like = false;
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if ($simple_like) {
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$temp_conditions[] = $field." LIKE '$value%'";
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} else {
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$temp_conditions[] = $field.' LIKE \'%'.$value.'%\'';
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}
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}
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$condition = ' AND ';
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if (!empty($temp_conditions)) {
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$sql .= implode(' '.$condition.' ', $temp_conditions);
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}
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}
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if (!empty($orderby)) {
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$sql .= " ORDER BY ".Database::escape_string($orderby)." ";
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} else {
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$sql .= " ORDER BY 1 ";
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}
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if (!in_array($orderdirection, ['ASC', 'DESC'])) {
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$sql .= 'ASC';
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} else {
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$sql .= ($orderdirection == 'ASC' ? 'ASC' : 'DESC');
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}
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if (!empty($howmany) && is_int($howmany) and $howmany > 0) {
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$sql .= ' LIMIT '.Database::escape_string($howmany);
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} else {
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$sql .= ' LIMIT 1000000'; //virtually no limit
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}
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if (!empty($from)) {
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$from = intval($from);
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$sql .= ' OFFSET '.intval($from);
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} else {
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$sql .= ' OFFSET 0';
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}
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$data = [];
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$res = Database::query($sql);
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if (Database::num_rows($res) > 0) {
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while ($row = Database::fetch_array($res, 'ASSOC')) {
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$data[] = $row;
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}
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}
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return $data;
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}
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/**
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* Returns the status of a user in a course, which is COURSEMANAGER or STUDENT.
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*
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* @param int $userId
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* @param int $courseId
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*
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* @return int|bool the status of the user in that course (or false if the user is not in that course)
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*/
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public static function getUserInCourseStatus($userId, $courseId)
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{
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$courseId = (int) $courseId;
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if (empty($courseId)) {
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return false;
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}
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$result = Database::fetch_array(
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Database::query(
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"SELECT status FROM ".Database::get_main_table(TABLE_MAIN_COURSE_USER)."
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WHERE
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c_id = $courseId AND
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user_id = ".intval($userId)
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)
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);
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return $result['status'];
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}
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/**
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* @param int $userId
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* @param int $courseId
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*
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* @return mixed
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*/
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public static function getUserCourseInfo($userId, $courseId)
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{
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$sql = "SELECT * FROM ".Database::get_main_table(TABLE_MAIN_COURSE_USER)."
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WHERE
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c_id = ".intval($courseId)." AND
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user_id = ".intval($userId);
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$result = Database::fetch_array(Database::query($sql));
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return $result;
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}
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/**
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* @param int $userId
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* @param int $courseId
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* @param bool $isTutor
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*
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* @return bool
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*/
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public static function updateUserCourseTutor($userId, $courseId, $isTutor)
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{
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$table = Database::escape_string(TABLE_MAIN_COURSE_USER);
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$courseId = intval($courseId);
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$isTutor = intval($isTutor);
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$sql = "UPDATE $table SET is_tutor = '".$isTutor."'
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WHERE
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user_id = ".$userId." AND
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c_id = ".$courseId;
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$result = Database::query($sql);
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if (Database::affected_rows($result) > 0) {
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return true;
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} else {
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return false;
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}
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}
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/**
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* @param int $userId
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* @param int $courseId
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*
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* @return mixed
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*/
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public static function get_tutor_in_course_status($userId, $courseId)
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{
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$userId = intval($userId);
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$courseId = intval($courseId);
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$result = Database::fetch_array(
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Database::query(
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"SELECT is_tutor
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FROM ".Database::get_main_table(TABLE_MAIN_COURSE_USER)."
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WHERE
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c_id = $courseId AND
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user_id = $userId"
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)
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);
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return $result['is_tutor'];
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}
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/**
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* Unsubscribe one or more users from a course.
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*
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* @param mixed user_id or an array with user ids
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* @param string course code
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* @param int session id
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* @assert ('', '') === false
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*/
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public static function unsubscribe_user($user_id, $course_code, $session_id = 0)
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{
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if (empty($user_id)) {
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return;
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}
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if (!is_array($user_id)) {
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$user_id = [$user_id];
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}
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if (count($user_id) == 0) {
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return;
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}
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if (!empty($session_id)) {
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$session_id = intval($session_id);
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} else {
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$session_id = api_get_session_id();
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}
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$userList = [];
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// Cleaning the $user_id variable
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if (is_array($user_id)) {
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$new_user_id_list = [];
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foreach ($user_id as $my_user_id) {
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$new_user_id_list[] = intval($my_user_id);
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}
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$new_user_id_list = array_filter($new_user_id_list);
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$userList = $new_user_id_list;
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$user_ids = implode(',', $new_user_id_list);
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} else {
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$user_ids = intval($user_id);
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$userList[] = $user_id;
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}
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$course_info = api_get_course_info($course_code);
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$course_id = $course_info['real_id'];
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// Unsubscribe user from all groups in the course.
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$sql = "DELETE FROM ".Database::get_course_table(TABLE_GROUP_USER)."
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WHERE c_id = $course_id AND user_id IN (".$user_ids.")";
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Database::query($sql);
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$sql = "DELETE FROM ".Database::get_course_table(TABLE_GROUP_TUTOR)."
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WHERE c_id = $course_id AND user_id IN (".$user_ids.")";
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Database::query($sql);
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// Erase user student publications (works) in the course - by André Boivin
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if (!empty($userList)) {
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require_once api_get_path(SYS_CODE_PATH).'work/work.lib.php';
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foreach ($userList as $userId) {
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// Getting all work from user
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$workList = getWorkPerUser($userId);
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if (!empty($workList)) {
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foreach ($workList as $work) {
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$work = $work['work'];
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// Getting user results
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if (!empty($work->user_results)) {
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foreach ($work->user_results as $workSent) {
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deleteWorkItem($workSent['id'], $course_info);
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}
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}
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}
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}
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}
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}
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// Unsubscribe user from all blogs in the course.
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$sql = "DELETE FROM ".Database::get_course_table(TABLE_BLOGS_REL_USER)."
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WHERE c_id = $course_id AND user_id IN ($user_ids)";
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Database::query($sql);
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$sql = "DELETE FROM ".Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER)."
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WHERE c_id = $course_id AND user_id IN ($user_ids)";
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Database::query($sql);
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// Deleting users in forum_notification and mailqueue course tables
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$sql = "DELETE FROM ".Database::get_course_table(TABLE_FORUM_NOTIFICATION)."
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WHERE c_id = $course_id AND user_id IN ($user_ids)";
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Database::query($sql);
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$sql = "DELETE FROM ".Database::get_course_table(TABLE_FORUM_MAIL_QUEUE)."
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WHERE c_id = $course_id AND user_id IN ($user_ids)";
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Database::query($sql);
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// Unsubscribe user from the course.
|
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if (!empty($session_id)) {
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// Delete in table session_rel_course_rel_user
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$sql = "DELETE FROM ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)."
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WHERE
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session_id = $session_id AND
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c_id = $course_id AND
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user_id IN ($user_ids)";
|
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Database::query($sql);
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|
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foreach ($userList as $uid) {
|
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// check if a user is register in the session with other course
|
|
$sql = "SELECT user_id FROM ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)."
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WHERE session_id = $session_id AND user_id = $uid";
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$rs = Database::query($sql);
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|
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if (Database::num_rows($rs) == 0) {
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// Delete in table session_rel_user
|
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$sql = "DELETE FROM ".Database::get_main_table(TABLE_MAIN_SESSION_USER)."
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WHERE
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session_id = $session_id AND
|
|
user_id = $uid AND
|
|
relation_type<>".SESSION_RELATION_TYPE_RRHH;
|
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Database::query($sql);
|
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}
|
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}
|
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|
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// Update the table session
|
|
$sql = "SELECT COUNT(*) FROM ".Database::get_main_table(TABLE_MAIN_SESSION_USER)."
|
|
WHERE session_id = '".$session_id."' AND relation_type <> ".SESSION_RELATION_TYPE_RRHH;
|
|
$row = Database::fetch_array(Database::query($sql));
|
|
$count = $row[0];
|
|
// number of users by session
|
|
$sql = "UPDATE ".Database::get_main_table(TABLE_MAIN_SESSION)." SET nbr_users = $count
|
|
WHERE id = $session_id";
|
|
Database::query($sql);
|
|
|
|
// Update the table session_rel_course
|
|
$sql = "SELECT COUNT(*) FROM ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)."
|
|
WHERE session_id = $session_id AND c_id = $course_id AND status <> 2";
|
|
$row = Database::fetch_array(@Database::query($sql));
|
|
$count = $row[0];
|
|
|
|
// number of users by session and course
|
|
$sql = "UPDATE ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE)."
|
|
SET nbr_users = $count
|
|
WHERE session_id = $session_id AND c_id = $course_id";
|
|
Database::query($sql);
|
|
|
|
Event::addEvent(
|
|
LOG_UNSUBSCRIBE_USER_FROM_COURSE,
|
|
LOG_COURSE_CODE,
|
|
$course_code,
|
|
api_get_utc_datetime(),
|
|
$user_id,
|
|
$course_id,
|
|
$session_id
|
|
);
|
|
} else {
|
|
$sql = "DELETE FROM ".Database::get_main_table(TABLE_MAIN_COURSE_USER)."
|
|
WHERE
|
|
user_id IN ($user_ids) AND
|
|
relation_type <> ".COURSE_RELATION_TYPE_RRHH." AND
|
|
c_id = $course_id";
|
|
Database::query($sql);
|
|
|
|
// add event to system log
|
|
$user_id = api_get_user_id();
|
|
|
|
Event::addEvent(
|
|
LOG_UNSUBSCRIBE_USER_FROM_COURSE,
|
|
LOG_COURSE_CODE,
|
|
$course_code,
|
|
api_get_utc_datetime(),
|
|
$user_id,
|
|
$course_id
|
|
);
|
|
|
|
foreach ($userList as $userId) {
|
|
$userInfo = api_get_user_info($userId);
|
|
Event::addEvent(
|
|
LOG_UNSUBSCRIBE_USER_FROM_COURSE,
|
|
LOG_USER_OBJECT,
|
|
$userInfo,
|
|
api_get_utc_datetime(),
|
|
$user_id,
|
|
$course_id
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Subscribe a user to a course. No checks are performed here to see if
|
|
* course subscription is allowed.
|
|
*
|
|
* @param int $user_id
|
|
* @param string $course_code
|
|
* @param int $status (STUDENT, COURSEMANAGER, COURSE_ADMIN, NORMAL_COURSE_MEMBER)
|
|
* @param int $session_id
|
|
* @param int $userCourseCategoryId
|
|
*
|
|
* @return bool True on success, false on failure
|
|
*
|
|
* @see add_user_to_course
|
|
* @assert ('', '') === false
|
|
*/
|
|
public static function subscribe_user(
|
|
$user_id,
|
|
$course_code,
|
|
$status = STUDENT,
|
|
$session_id = 0,
|
|
$userCourseCategoryId = 0
|
|
) {
|
|
if ($user_id != strval(intval($user_id))) {
|
|
return false; //detected possible SQL injection
|
|
}
|
|
|
|
$courseInfo = api_get_course_info($course_code);
|
|
$courseId = $courseInfo['real_id'];
|
|
$courseCode = $courseInfo['code'];
|
|
$userCourseCategoryId = intval($userCourseCategoryId);
|
|
|
|
if (empty($user_id) || empty($courseCode)) {
|
|
return false;
|
|
}
|
|
|
|
if (!empty($session_id)) {
|
|
$session_id = intval($session_id);
|
|
} else {
|
|
$session_id = api_get_session_id();
|
|
}
|
|
|
|
$status = ($status == STUDENT || $status == COURSEMANAGER) ? $status : STUDENT;
|
|
|
|
// A preliminary check whether the user has bben already registered on the platform.
|
|
$sql = "SELECT status FROM ".Database::get_main_table(TABLE_MAIN_USER)."
|
|
WHERE user_id = $user_id";
|
|
if (Database::num_rows(Database::query($sql)) == 0) {
|
|
return false; // The user has not been registered to the platform.
|
|
}
|
|
|
|
// Check whether the user has not been already subscribed to the course.
|
|
$sql = "SELECT * FROM ".Database::get_main_table(TABLE_MAIN_COURSE_USER)."
|
|
WHERE
|
|
user_id = $user_id AND
|
|
relation_type <> ".COURSE_RELATION_TYPE_RRHH." AND
|
|
c_id = $courseId
|
|
";
|
|
if (empty($session_id)) {
|
|
if (Database::num_rows(Database::query($sql)) > 0) {
|
|
// The user has been already subscribed to the course.
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (!empty($session_id)) {
|
|
SessionManager::subscribe_users_to_session_course(
|
|
[$user_id],
|
|
$session_id,
|
|
$courseCode
|
|
);
|
|
// Add event to the system log
|
|
Event::addEvent(
|
|
LOG_SUBSCRIBE_USER_TO_COURSE,
|
|
LOG_COURSE_CODE,
|
|
$courseCode,
|
|
api_get_utc_datetime(),
|
|
api_get_user_id(),
|
|
$courseId,
|
|
$session_id
|
|
);
|
|
$user_info = api_get_user_info($user_id);
|
|
Event::addEvent(
|
|
LOG_SUBSCRIBE_USER_TO_COURSE,
|
|
LOG_USER_OBJECT,
|
|
$user_info,
|
|
api_get_utc_datetime(),
|
|
api_get_user_id(),
|
|
$courseId,
|
|
$session_id
|
|
);
|
|
} else {
|
|
self::add_user_to_course(
|
|
$user_id,
|
|
$courseCode,
|
|
$status,
|
|
$userCourseCategoryId
|
|
);
|
|
|
|
// Add event to the system log
|
|
Event::addEvent(
|
|
LOG_SUBSCRIBE_USER_TO_COURSE,
|
|
LOG_COURSE_CODE,
|
|
$courseCode,
|
|
api_get_utc_datetime(),
|
|
api_get_user_id(),
|
|
$courseId
|
|
);
|
|
|
|
$user_info = api_get_user_info($user_id);
|
|
Event::addEvent(
|
|
LOG_SUBSCRIBE_USER_TO_COURSE,
|
|
LOG_USER_OBJECT,
|
|
$user_info,
|
|
api_get_utc_datetime(),
|
|
api_get_user_id(),
|
|
$courseId
|
|
);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Get the course id based on the original id and field name in the
|
|
* extra fields. Returns 0 if course was not found.
|
|
*
|
|
* @param string $original_course_id_value
|
|
* @param string $original_course_id_name
|
|
*
|
|
* @return int Course id
|
|
*
|
|
* @assert ('', '') === false
|
|
*/
|
|
public static function get_course_code_from_original_id(
|
|
$original_course_id_value,
|
|
$original_course_id_name
|
|
) {
|
|
$t_cfv = Database::get_main_table(TABLE_EXTRA_FIELD_VALUES);
|
|
$table_field = Database::get_main_table(TABLE_EXTRA_FIELD);
|
|
$extraFieldType = EntityExtraField::COURSE_FIELD_TYPE;
|
|
$original_course_id_value = Database::escape_string($original_course_id_value);
|
|
$original_course_id_name = Database::escape_string($original_course_id_name);
|
|
|
|
$sql = "SELECT item_id
|
|
FROM $table_field cf
|
|
INNER JOIN $t_cfv cfv
|
|
ON cfv.field_id=cf.id
|
|
WHERE
|
|
variable = '$original_course_id_name' AND
|
|
value = '$original_course_id_value' AND
|
|
cf.extra_field_type = $extraFieldType
|
|
";
|
|
$res = Database::query($sql);
|
|
$row = Database::fetch_object($res);
|
|
if ($row) {
|
|
return $row->item_id;
|
|
} else {
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Gets the course code from the course id. Returns null if course id was not found.
|
|
*
|
|
* @param int $id Course id
|
|
*
|
|
* @return string Course code
|
|
* @assert ('') === false
|
|
*/
|
|
public static function get_course_code_from_course_id($id)
|
|
{
|
|
$table = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$id = intval($id);
|
|
$sql = "SELECT code FROM $table WHERE id = $id ";
|
|
$res = Database::query($sql);
|
|
$row = Database::fetch_object($res);
|
|
if ($row) {
|
|
return $row->code;
|
|
} else {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Subscribe a user $user_id to a course defined by $courseCode.
|
|
*
|
|
* @author Hugues Peeters
|
|
* @author Roan Embrechts
|
|
*
|
|
* @param int $user_id the id of the user
|
|
* @param string $courseCode the course code
|
|
* @param int $status (optional) The user's status in the course
|
|
* @param int $userCourseCategoryId The user category in which this subscription will be classified
|
|
* @param bool $checkTeacherPermission
|
|
*
|
|
* @return false|string true if subscription succeeds, boolean false otherwise
|
|
* @assert ('', '') === false
|
|
*/
|
|
public static function add_user_to_course(
|
|
$user_id,
|
|
$courseCode,
|
|
$status = STUDENT,
|
|
$userCourseCategoryId = 0,
|
|
$checkTeacherPermission = true
|
|
) {
|
|
$debug = false;
|
|
$user_table = Database::get_main_table(TABLE_MAIN_USER);
|
|
$course_table = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$course_user_table = Database::get_main_table(TABLE_MAIN_COURSE_USER);
|
|
|
|
$status = ($status == STUDENT || $status == COURSEMANAGER) ? $status : STUDENT;
|
|
if (empty($user_id) || empty($courseCode) || ($user_id != strval(intval($user_id)))) {
|
|
return false;
|
|
}
|
|
|
|
$courseCode = Database::escape_string($courseCode);
|
|
$courseInfo = api_get_course_info($courseCode);
|
|
$courseId = $courseInfo['real_id'];
|
|
|
|
// Check in advance whether the user has already been registered on the platform.
|
|
$sql = "SELECT status FROM $user_table WHERE user_id = $user_id ";
|
|
if (Database::num_rows(Database::query($sql)) == 0) {
|
|
if ($debug) {
|
|
error_log('The user has not been registered to the platform');
|
|
}
|
|
|
|
return false; // The user has not been registered to the platform.
|
|
}
|
|
|
|
// Check whether the user has already been subscribed to this course.
|
|
$sql = "SELECT * FROM $course_user_table
|
|
WHERE
|
|
user_id = $user_id AND
|
|
relation_type <> ".COURSE_RELATION_TYPE_RRHH." AND
|
|
c_id = $courseId";
|
|
if (Database::num_rows(Database::query($sql)) > 0) {
|
|
if ($debug) {
|
|
error_log('The user has been already subscribed to the course');
|
|
}
|
|
|
|
return false; // The user has been subscribed to the course.
|
|
}
|
|
|
|
if ($checkTeacherPermission && !api_is_course_admin()) {
|
|
// Check in advance whether subscription is allowed or not for this course.
|
|
$sql = "SELECT code, visibility FROM $course_table
|
|
WHERE id = $courseId AND subscribe = '".SUBSCRIBE_NOT_ALLOWED."'";
|
|
if (Database::num_rows(Database::query($sql)) > 0) {
|
|
if ($debug) {
|
|
error_log('Subscription is not allowed for this course');
|
|
}
|
|
|
|
return false; // Subscription is not allowed for this course.
|
|
}
|
|
}
|
|
|
|
// Ok, subscribe the user.
|
|
$max_sort = api_max_sort_value('0', $user_id);
|
|
$params = [
|
|
'c_id' => $courseId,
|
|
'user_id' => $user_id,
|
|
'status' => $status,
|
|
'sort' => $max_sort + 1,
|
|
'relation_type' => 0,
|
|
'user_course_cat' => (int) $userCourseCategoryId,
|
|
];
|
|
$insertId = Database::insert($course_user_table, $params);
|
|
|
|
return $insertId;
|
|
}
|
|
|
|
/**
|
|
* Add the user $userId visibility to the course $courseCode in the catalogue.
|
|
*
|
|
* @author David Nos (https://github.com/dnos)
|
|
*
|
|
* @param int $userId the id of the user
|
|
* @param string $courseCode the course code
|
|
* @param int $visible (optional) The course visibility in the catalogue to the user (1=visible, 0=invisible)
|
|
*
|
|
* @return bool true if added succesfully, false otherwise
|
|
*/
|
|
public static function addUserVisibilityToCourseInCatalogue(
|
|
$userId,
|
|
$courseCode,
|
|
$visible = 1
|
|
) {
|
|
$debug = false;
|
|
$userTable = Database::get_main_table(TABLE_MAIN_USER);
|
|
$courseUserTable = Database::get_main_table(TABLE_MAIN_COURSE_CATALOGUE_USER);
|
|
$visible = (int) $visible;
|
|
if (empty($userId) || empty($courseCode) || ($userId != strval(intval($userId)))) {
|
|
return false;
|
|
}
|
|
|
|
$courseCode = Database::escape_string($courseCode);
|
|
$courseInfo = api_get_course_info($courseCode);
|
|
$courseId = $courseInfo['real_id'];
|
|
|
|
// Check in advance whether the user has already been registered on the platform.
|
|
$sql = "SELECT status FROM ".$userTable." WHERE user_id = $userId ";
|
|
if (Database::num_rows(Database::query($sql)) == 0) {
|
|
if ($debug) {
|
|
error_log('The user has not been registered to the platform');
|
|
}
|
|
|
|
return false; // The user has not been registered to the platform.
|
|
}
|
|
|
|
// Check whether the user has already been registered to the course visibility in the catalogue.
|
|
$sql = "SELECT * FROM $courseUserTable
|
|
WHERE
|
|
user_id = $userId AND
|
|
visible = $visible AND
|
|
c_id = $courseId";
|
|
if (Database::num_rows(Database::query($sql)) > 0) {
|
|
if ($debug) {
|
|
error_log('The user has been already registered to the course visibility in the catalogue');
|
|
}
|
|
|
|
return true; // The visibility of the user to the course in the catalogue does already exist.
|
|
}
|
|
|
|
// Register the user visibility to course in catalogue.
|
|
$params = [
|
|
'user_id' => $userId,
|
|
'c_id' => $courseId,
|
|
'visible' => $visible,
|
|
];
|
|
$insertId = Database::insert($courseUserTable, $params);
|
|
|
|
return $insertId;
|
|
}
|
|
|
|
/**
|
|
* Remove the user $userId visibility to the course $courseCode in the catalogue.
|
|
*
|
|
* @author David Nos (https://github.com/dnos)
|
|
*
|
|
* @param int $userId the id of the user
|
|
* @param string $courseCode the course code
|
|
* @param int $visible (optional) The course visibility in the catalogue to the user (1=visible, 0=invisible)
|
|
*
|
|
* @return bool true if removed succesfully or register not found, false otherwise
|
|
*/
|
|
public static function removeUserVisibilityToCourseInCatalogue(
|
|
$userId,
|
|
$courseCode,
|
|
$visible = 1
|
|
) {
|
|
$courseUserTable = Database::get_main_table(TABLE_MAIN_COURSE_CATALOGUE_USER);
|
|
|
|
if (empty($userId) || empty($courseCode) || ($userId != strval(intval($userId)))) {
|
|
return false;
|
|
}
|
|
|
|
$courseCode = Database::escape_string($courseCode);
|
|
$courseInfo = api_get_course_info($courseCode);
|
|
$courseId = $courseInfo['real_id'];
|
|
|
|
// Check whether the user has already been registered to the course visibility in the catalogue.
|
|
$sql = "SELECT * FROM $courseUserTable
|
|
WHERE
|
|
user_id = $userId AND
|
|
visible = $visible AND
|
|
c_id = $courseId";
|
|
if (Database::num_rows(Database::query($sql)) > 0) {
|
|
$cond = [
|
|
'user_id = ? AND c_id = ? AND visible = ? ' => [
|
|
$userId,
|
|
$courseId,
|
|
$visible,
|
|
],
|
|
];
|
|
|
|
return Database::delete($courseUserTable, $cond);
|
|
} else {
|
|
return true; // Register does not exist
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param string $code
|
|
*
|
|
* @return bool if there already are one or more courses
|
|
* with the same code OR visual_code (visualcode), false otherwise
|
|
*/
|
|
public static function course_code_exists($code)
|
|
{
|
|
$code = Database::escape_string($code);
|
|
$sql = "SELECT COUNT(*) as number
|
|
FROM ".Database::get_main_table(TABLE_MAIN_COURSE)."
|
|
WHERE code = '$code' OR visual_code = '$code'";
|
|
$result = Database::fetch_array(Database::query($sql));
|
|
|
|
return $result['number'] > 0;
|
|
}
|
|
|
|
/**
|
|
* @param int $user_id
|
|
* @param string $startsWith Optional
|
|
*
|
|
* @return array an array with the course info of all the courses (real and virtual)
|
|
* of which the current user is course admin
|
|
*/
|
|
public static function get_course_list_of_user_as_course_admin($user_id, $startsWith = '')
|
|
{
|
|
if ($user_id != strval(intval($user_id))) {
|
|
return [];
|
|
}
|
|
|
|
// Definitions database tables and variables
|
|
$tbl_course = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$tbl_course_user = Database::get_main_table(TABLE_MAIN_COURSE_USER);
|
|
$user_id = intval($user_id);
|
|
$data = [];
|
|
|
|
$sql = "SELECT
|
|
course.code,
|
|
course.title,
|
|
course.id,
|
|
course.id as real_id,
|
|
course.category_code
|
|
FROM $tbl_course_user as course_rel_user
|
|
INNER JOIN $tbl_course as course
|
|
ON course.id = course_rel_user.c_id
|
|
WHERE
|
|
course_rel_user.user_id = $user_id AND
|
|
course_rel_user.status = 1
|
|
";
|
|
|
|
if (api_get_multiple_access_url()) {
|
|
$tbl_course_rel_access_url = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
|
|
$access_url_id = api_get_current_access_url_id();
|
|
if ($access_url_id != -1) {
|
|
$sql = "
|
|
SELECT
|
|
course.code,
|
|
course.title,
|
|
course.id,
|
|
course.id as real_id
|
|
FROM $tbl_course_user as course_rel_user
|
|
INNER JOIN $tbl_course as course
|
|
ON course.id = course_rel_user.c_id
|
|
INNER JOIN $tbl_course_rel_access_url course_rel_url
|
|
ON (course_rel_url.c_id = course.id)
|
|
WHERE
|
|
access_url_id = $access_url_id AND
|
|
course_rel_user.user_id = $user_id AND
|
|
course_rel_user.status = 1
|
|
";
|
|
}
|
|
}
|
|
|
|
if (!empty($startsWith)) {
|
|
$startsWith = Database::escape_string($startsWith);
|
|
|
|
$sql .= " AND (course.title LIKE '$startsWith%' OR course.code LIKE '$startsWith%')";
|
|
}
|
|
|
|
$sql .= ' ORDER BY course.title';
|
|
|
|
$result_nb_cours = Database::query($sql);
|
|
if (Database::num_rows($result_nb_cours) > 0) {
|
|
while ($row = Database::fetch_array($result_nb_cours, 'ASSOC')) {
|
|
$data[$row['id']] = $row;
|
|
}
|
|
}
|
|
|
|
return $data;
|
|
}
|
|
|
|
/**
|
|
* @param int $userId
|
|
* @param array $courseInfo
|
|
*
|
|
* @return bool|null
|
|
*/
|
|
public static function isUserSubscribedInCourseAsDrh($userId, $courseInfo)
|
|
{
|
|
$userId = intval($userId);
|
|
|
|
if (!api_is_drh()) {
|
|
return false;
|
|
}
|
|
|
|
if (empty($courseInfo) || empty($userId)) {
|
|
return false;
|
|
}
|
|
|
|
$courseId = intval($courseInfo['real_id']);
|
|
$table = Database::get_main_table(TABLE_MAIN_COURSE_USER);
|
|
|
|
$sql = "SELECT * FROM $table
|
|
WHERE
|
|
user_id = $userId AND
|
|
relation_type = ".COURSE_RELATION_TYPE_RRHH." AND
|
|
c_id = $courseId";
|
|
|
|
$result = Database::fetch_array(Database::query($sql));
|
|
|
|
if (!empty($result)) {
|
|
// The user has been registered in this course.
|
|
return true;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Check if user is subscribed inside a course.
|
|
*
|
|
* @param int $user_id
|
|
* @param string $course_code , if this parameter is null, it'll check for all courses
|
|
* @param bool $in_a_session True for checking inside sessions too, by default is not checked
|
|
*
|
|
* @return bool $session_id true if the user is registered in the course, false otherwise
|
|
*/
|
|
public static function is_user_subscribed_in_course(
|
|
$user_id,
|
|
$course_code = null,
|
|
$in_a_session = false,
|
|
$session_id = 0
|
|
) {
|
|
$user_id = intval($user_id);
|
|
|
|
if (empty($session_id)) {
|
|
$session_id = api_get_session_id();
|
|
} else {
|
|
$session_id = intval($session_id);
|
|
}
|
|
|
|
$condition_course = '';
|
|
if (isset($course_code)) {
|
|
$courseInfo = api_get_course_info($course_code);
|
|
if (empty($courseInfo)) {
|
|
return false;
|
|
}
|
|
$courseId = $courseInfo['real_id'];
|
|
$condition_course = ' AND c_id = '.$courseId;
|
|
}
|
|
|
|
$sql = "SELECT * FROM ".Database::get_main_table(TABLE_MAIN_COURSE_USER)."
|
|
WHERE
|
|
user_id = $user_id AND
|
|
relation_type<>".COURSE_RELATION_TYPE_RRHH."
|
|
$condition_course ";
|
|
|
|
$result = Database::fetch_array(Database::query($sql));
|
|
|
|
if (!empty($result)) {
|
|
// The user has been registered in this course.
|
|
return true;
|
|
}
|
|
|
|
if (!$in_a_session) {
|
|
// The user has not been registered in this course.
|
|
return false;
|
|
}
|
|
|
|
$tableSessionCourseUser = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
|
|
$sql = 'SELECT 1 FROM '.$tableSessionCourseUser.
|
|
' WHERE user_id = '.$user_id.' '.$condition_course;
|
|
if (Database::num_rows(Database::query($sql)) > 0) {
|
|
return true;
|
|
}
|
|
|
|
$sql = 'SELECT 1 FROM '.$tableSessionCourseUser.' WHERE user_id = '.$user_id.' AND status = 2 '.$condition_course;
|
|
if (Database::num_rows(Database::query($sql)) > 0) {
|
|
return true;
|
|
}
|
|
|
|
$sql = 'SELECT 1 FROM '.Database::get_main_table(TABLE_MAIN_SESSION).
|
|
' WHERE id = '.$session_id.' AND id_coach='.$user_id;
|
|
|
|
if (Database::num_rows(Database::query($sql)) > 0) {
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Is the user a teacher in the given course?
|
|
*
|
|
* @param int $user_id , the id (int) of the user
|
|
* @param string $course_code , the course code
|
|
*
|
|
* @return bool if the user is a teacher in the course, false otherwise
|
|
*/
|
|
public static function is_course_teacher($user_id, $course_code)
|
|
{
|
|
if ($user_id != strval(intval($user_id))) {
|
|
return false;
|
|
}
|
|
|
|
$courseInfo = api_get_course_info($course_code);
|
|
if (empty($courseInfo)) {
|
|
return false;
|
|
}
|
|
$courseId = $courseInfo['real_id'];
|
|
$sql = "SELECT status FROM ".Database::get_main_table(TABLE_MAIN_COURSE_USER)."
|
|
WHERE c_id = $courseId AND user_id = $user_id ";
|
|
$result = Database::query($sql);
|
|
|
|
if (Database::num_rows($result) > 0) {
|
|
return Database::result($result, 0, 'status') == 1;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Is the user subscribed in the real course or linked courses?
|
|
*
|
|
* @param int the id of the user
|
|
* @param int $courseId
|
|
*
|
|
* @deprecated linked_courses definition doesn't exists
|
|
*
|
|
* @return bool if the user is registered in the real course or linked courses, false otherwise
|
|
*/
|
|
public static function is_user_subscribed_in_real_or_linked_course($user_id, $courseId, $session_id = 0)
|
|
{
|
|
if ($user_id != strval(intval($user_id))) {
|
|
return false;
|
|
}
|
|
|
|
$courseId = intval($courseId);
|
|
$session_id = intval($session_id);
|
|
|
|
if (empty($session_id)) {
|
|
$result = Database::fetch_array(
|
|
Database::query(
|
|
"SELECT *
|
|
FROM ".Database::get_main_table(TABLE_MAIN_COURSE)." course
|
|
LEFT JOIN ".Database::get_main_table(TABLE_MAIN_COURSE_USER)." course_user
|
|
ON course.id = course_user.c_id
|
|
WHERE
|
|
course_user.user_id = $user_id AND
|
|
course_user.relation_type<>".COURSE_RELATION_TYPE_RRHH." AND
|
|
( course.id = $courseId)"
|
|
)
|
|
);
|
|
|
|
return !empty($result);
|
|
}
|
|
|
|
// From here we trust session id.
|
|
// Is he/she subscribed to the session's course?
|
|
// A user?
|
|
if (Database::num_rows(Database::query("SELECT user_id
|
|
FROM ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)."
|
|
WHERE session_id = $session_id
|
|
AND user_id = $user_id"))
|
|
) {
|
|
return true;
|
|
}
|
|
|
|
// A course coach?
|
|
if (Database::num_rows(Database::query("SELECT user_id
|
|
FROM ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)."
|
|
WHERE session_id = $session_id
|
|
AND user_id = $user_id AND status = 2
|
|
AND c_id = $courseId"))
|
|
) {
|
|
return true;
|
|
}
|
|
|
|
// A session coach?
|
|
if (Database::num_rows(Database::query("SELECT id_coach
|
|
FROM ".Database::get_main_table(TABLE_MAIN_SESSION)." AS session
|
|
WHERE session.id = $session_id
|
|
AND id_coach = $user_id"))
|
|
) {
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Return user info array of all users registered in a course
|
|
* This only returns the users that are registered in this actual course, not linked courses.
|
|
*
|
|
* @param string $course_code
|
|
* @param int $session_id
|
|
* @param string $limit
|
|
* @param string $order_by the field to order the users by.
|
|
* Valid values are 'lastname', 'firstname', 'username', 'email', 'official_code' OR a part of a SQL statement
|
|
* that starts with ORDER BY ...
|
|
* @param int|null $filter_by_status if using the session_id: 0 or 2 (student, coach),
|
|
* if using session_id = 0 STUDENT or COURSEMANAGER
|
|
* @param bool|null $return_count
|
|
* @param bool $add_reports
|
|
* @param bool $resumed_report
|
|
* @param array $extra_field
|
|
* @param array $courseCodeList
|
|
* @param array $userIdList
|
|
* @param string $filterByActive
|
|
* @param array $sessionIdList
|
|
* @param string $searchByKeyword
|
|
*
|
|
* @return array|int
|
|
*/
|
|
public static function get_user_list_from_course_code(
|
|
$course_code = null,
|
|
$session_id = 0,
|
|
$limit = null,
|
|
$order_by = null,
|
|
$filter_by_status = null,
|
|
$return_count = null,
|
|
$add_reports = false,
|
|
$resumed_report = false,
|
|
$extra_field = [],
|
|
$courseCodeList = [],
|
|
$userIdList = [],
|
|
$filterByActive = null,
|
|
$sessionIdList = [],
|
|
$searchByKeyword = ''
|
|
) {
|
|
$course_table = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$sessionTable = Database::get_main_table(TABLE_MAIN_SESSION);
|
|
|
|
$session_id = (int) $session_id;
|
|
$course_code = Database::escape_string($course_code);
|
|
$courseInfo = api_get_course_info($course_code);
|
|
$courseId = 0;
|
|
if (!empty($courseInfo)) {
|
|
$courseId = $courseInfo['real_id'];
|
|
}
|
|
|
|
$where = [];
|
|
if (empty($order_by)) {
|
|
$order_by = 'user.lastname, user.firstname';
|
|
if (api_is_western_name_order()) {
|
|
$order_by = 'user.firstname, user.lastname';
|
|
}
|
|
}
|
|
|
|
// if the $order_by does not contain 'ORDER BY'
|
|
// we have to check if it is a valid field that can be sorted on
|
|
if (!strstr($order_by, 'ORDER BY')) {
|
|
if (!empty($order_by)) {
|
|
$order_by = 'ORDER BY '.$order_by;
|
|
} else {
|
|
$order_by = '';
|
|
}
|
|
}
|
|
|
|
$filter_by_status_condition = null;
|
|
|
|
if (!empty($session_id) || !empty($sessionIdList)) {
|
|
$sql = 'SELECT DISTINCT
|
|
user.user_id,
|
|
user.email,
|
|
session_course_user.status as status_session,
|
|
session_id,
|
|
user.*,
|
|
course.*,
|
|
session.name as session_name
|
|
';
|
|
if ($return_count) {
|
|
$sql = " SELECT COUNT(user.user_id) as count";
|
|
}
|
|
|
|
$sessionCondition = " session_course_user.session_id = $session_id";
|
|
if (!empty($sessionIdList)) {
|
|
$sessionIdListTostring = implode("','", array_map('intval', $sessionIdList));
|
|
$sessionCondition = " session_course_user.session_id IN ('$sessionIdListTostring') ";
|
|
}
|
|
|
|
$courseCondition = " course.id = $courseId";
|
|
if (!empty($courseCodeList)) {
|
|
$courseCodeListForSession = array_map(['Database', 'escape_string'], $courseCodeList);
|
|
$courseCodeListForSession = implode('","', $courseCodeListForSession);
|
|
$courseCondition = ' course.code IN ("'.$courseCodeListForSession.'") ';
|
|
}
|
|
|
|
$sql .= ' FROM '.Database::get_main_table(TABLE_MAIN_USER).' as user ';
|
|
$sql .= " LEFT JOIN ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)." as session_course_user
|
|
ON
|
|
user.id = session_course_user.user_id AND
|
|
$sessionCondition
|
|
INNER JOIN $course_table course
|
|
ON session_course_user.c_id = course.id AND
|
|
$courseCondition
|
|
INNER JOIN $sessionTable session
|
|
ON session_course_user.session_id = session.id
|
|
";
|
|
$where[] = ' session_course_user.c_id IS NOT NULL ';
|
|
|
|
// 2 = coach
|
|
// 0 = student
|
|
if (isset($filter_by_status)) {
|
|
$filter_by_status = intval($filter_by_status);
|
|
$filter_by_status_condition = " session_course_user.status = $filter_by_status AND ";
|
|
}
|
|
} else {
|
|
if ($return_count) {
|
|
$sql = " SELECT COUNT(*) as count";
|
|
} else {
|
|
if (empty($course_code)) {
|
|
$sql = 'SELECT DISTINCT
|
|
course.title,
|
|
course.code,
|
|
course_rel_user.status as status_rel,
|
|
user.id as user_id,
|
|
user.email,
|
|
course_rel_user.is_tutor,
|
|
user.* ';
|
|
} else {
|
|
$sql = 'SELECT DISTINCT
|
|
course_rel_user.status as status_rel,
|
|
user.id as user_id,
|
|
user.email,
|
|
course_rel_user.is_tutor,
|
|
user.* ';
|
|
}
|
|
}
|
|
|
|
$sql .= " FROM ".Database::get_main_table(TABLE_MAIN_USER)." as user
|
|
LEFT JOIN ".Database::get_main_table(TABLE_MAIN_COURSE_USER)." as course_rel_user
|
|
ON
|
|
user.id = course_rel_user.user_id AND
|
|
course_rel_user.relation_type <> ".COURSE_RELATION_TYPE_RRHH."
|
|
INNER JOIN $course_table course
|
|
ON course_rel_user.c_id = course.id ";
|
|
|
|
if (!empty($course_code)) {
|
|
$sql .= ' AND course_rel_user.c_id = "'.$courseId.'"';
|
|
}
|
|
$where[] = ' course_rel_user.c_id IS NOT NULL ';
|
|
|
|
if (isset($filter_by_status) && is_numeric($filter_by_status)) {
|
|
$filter_by_status = (int) $filter_by_status;
|
|
$filter_by_status_condition = " course_rel_user.status = $filter_by_status AND ";
|
|
}
|
|
}
|
|
|
|
$multiple_access_url = api_get_multiple_access_url();
|
|
if ($multiple_access_url) {
|
|
$sql .= ' LEFT JOIN '.Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER).' au
|
|
ON (au.user_id = user.id) ';
|
|
}
|
|
|
|
$extraFieldWasAdded = false;
|
|
if ($return_count && $resumed_report) {
|
|
foreach ($extra_field as $extraField) {
|
|
$extraFieldInfo = UserManager::get_extra_field_information_by_name($extraField);
|
|
if (!empty($extraFieldInfo)) {
|
|
$fieldValuesTable = Database::get_main_table(TABLE_EXTRA_FIELD_VALUES);
|
|
$sql .= ' LEFT JOIN '.$fieldValuesTable.' as ufv
|
|
ON (
|
|
user.id = ufv.item_id AND
|
|
(field_id = '.$extraFieldInfo['id'].' OR field_id IS NULL)
|
|
)';
|
|
$extraFieldWasAdded = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
$sql .= ' WHERE '.$filter_by_status_condition.' '.implode(' OR ', $where);
|
|
|
|
if ($multiple_access_url) {
|
|
$current_access_url_id = api_get_current_access_url_id();
|
|
$sql .= " AND (access_url_id = $current_access_url_id ) ";
|
|
}
|
|
|
|
if ($return_count && $resumed_report && $extraFieldWasAdded) {
|
|
$sql .= ' AND field_id IS NOT NULL GROUP BY value ';
|
|
}
|
|
|
|
if (!empty($courseCodeList)) {
|
|
$courseCodeList = array_map(['Database', 'escape_string'], $courseCodeList);
|
|
$courseCodeList = implode('","', $courseCodeList);
|
|
if (empty($sessionIdList)) {
|
|
$sql .= ' AND course.code IN ("'.$courseCodeList.'")';
|
|
}
|
|
}
|
|
|
|
if (!empty($userIdList)) {
|
|
$userIdList = array_map('intval', $userIdList);
|
|
$userIdList = implode('","', $userIdList);
|
|
$sql .= ' AND user.id IN ("'.$userIdList.'")';
|
|
}
|
|
|
|
if (isset($filterByActive)) {
|
|
$filterByActive = (int) $filterByActive;
|
|
$sql .= ' AND user.active = '.$filterByActive;
|
|
}
|
|
|
|
if (!empty($searchByKeyword)) {
|
|
$searchByKeyword = Database::escape_string($searchByKeyword);
|
|
$sql .= " AND (
|
|
user.firstname LIKE '$searchByKeyword' OR
|
|
user.username LIKE '$searchByKeyword' OR
|
|
user.lastname LIKE '$searchByKeyword'
|
|
) ";
|
|
}
|
|
|
|
$sql .= ' '.$order_by.' '.$limit;
|
|
|
|
$rs = Database::query($sql);
|
|
$users = [];
|
|
|
|
$extra_fields = UserManager::get_extra_fields(
|
|
0,
|
|
100,
|
|
null,
|
|
null,
|
|
true,
|
|
true
|
|
);
|
|
|
|
$counter = 1;
|
|
$count_rows = Database::num_rows($rs);
|
|
|
|
if ($return_count && $resumed_report) {
|
|
return $count_rows;
|
|
}
|
|
|
|
$table_user_field_value = Database::get_main_table(TABLE_EXTRA_FIELD_VALUES);
|
|
$tableExtraField = Database::get_main_table(TABLE_EXTRA_FIELD);
|
|
if ($count_rows) {
|
|
while ($user = Database::fetch_array($rs)) {
|
|
if ($return_count) {
|
|
return $user['count'];
|
|
}
|
|
$report_info = [];
|
|
$user_info = $user;
|
|
$user_info['status'] = $user['status'];
|
|
if (isset($user['is_tutor'])) {
|
|
$user_info['is_tutor'] = $user['is_tutor'];
|
|
}
|
|
if (!empty($session_id)) {
|
|
$user_info['status_session'] = $user['status_session'];
|
|
}
|
|
|
|
$sessionId = isset($user['session_id']) ? $user['session_id'] : 0;
|
|
$course_code = isset($user['code']) ? $user['code'] : null;
|
|
|
|
if ($add_reports) {
|
|
if ($resumed_report) {
|
|
$extra = [];
|
|
|
|
if (!empty($extra_fields)) {
|
|
foreach ($extra_fields as $extra) {
|
|
if (in_array($extra['1'], $extra_field)) {
|
|
$user_data = UserManager::get_extra_user_data_by_field(
|
|
$user['user_id'],
|
|
$extra['1']
|
|
);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
$row_key = '-1';
|
|
$name = '-';
|
|
|
|
if (!empty($extra)) {
|
|
if (!empty($user_data[$extra['1']])) {
|
|
$row_key = $user_data[$extra['1']];
|
|
$name = $user_data[$extra['1']];
|
|
$users[$row_key]['extra_'.$extra['1']] = $name;
|
|
}
|
|
}
|
|
|
|
$users[$row_key]['training_hours'] += Tracking::get_time_spent_on_the_course(
|
|
$user['user_id'],
|
|
$courseId,
|
|
$sessionId
|
|
);
|
|
|
|
$users[$row_key]['count_users'] += $counter;
|
|
|
|
$registered_users_with_extra_field = self::getCountRegisteredUsersWithCourseExtraField(
|
|
$name,
|
|
$tableExtraField,
|
|
$table_user_field_value
|
|
);
|
|
|
|
$users[$row_key]['count_users_registered'] = $registered_users_with_extra_field;
|
|
$users[$row_key]['average_hours_per_user'] = $users[$row_key]['training_hours'] / $users[$row_key]['count_users'];
|
|
|
|
$category = Category:: load(
|
|
null,
|
|
null,
|
|
$course_code,
|
|
null,
|
|
null,
|
|
$sessionId
|
|
);
|
|
|
|
if (!isset($users[$row_key]['count_certificates'])) {
|
|
$users[$row_key]['count_certificates'] = 0;
|
|
}
|
|
|
|
if (isset($category[0]) && $category[0]->is_certificate_available($user['user_id'])) {
|
|
$users[$row_key]['count_certificates']++;
|
|
}
|
|
|
|
foreach ($extra_fields as $extra) {
|
|
if ($extra['1'] == 'ruc') {
|
|
continue;
|
|
}
|
|
|
|
if (!isset($users[$row_key][$extra['1']])) {
|
|
$user_data = UserManager::get_extra_user_data_by_field($user['user_id'], $extra['1']);
|
|
if (!empty($user_data[$extra['1']])) {
|
|
$users[$row_key][$extra['1']] = $user_data[$extra['1']];
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
$sessionName = !empty($sessionId) ? ' - '.$user['session_name'] : '';
|
|
$report_info['course'] = $user['title'].$sessionName;
|
|
$report_info['user'] = api_get_person_name($user['firstname'], $user['lastname']);
|
|
$report_info['email'] = $user['email'];
|
|
$report_info['time'] = api_time_to_hms(
|
|
Tracking::get_time_spent_on_the_course(
|
|
$user['user_id'],
|
|
$courseId,
|
|
$sessionId
|
|
)
|
|
);
|
|
|
|
$category = Category:: load(
|
|
null,
|
|
null,
|
|
$course_code,
|
|
null,
|
|
null,
|
|
$sessionId
|
|
);
|
|
|
|
$report_info['certificate'] = Display::label(get_lang('No'));
|
|
if (isset($category[0]) && $category[0]->is_certificate_available($user['user_id'])) {
|
|
$report_info['certificate'] = Display::label(get_lang('Yes'), 'success');
|
|
}
|
|
|
|
$progress = intval(
|
|
Tracking::get_avg_student_progress(
|
|
$user['user_id'],
|
|
$course_code,
|
|
[],
|
|
$sessionId
|
|
)
|
|
);
|
|
$report_info['progress_100'] = $progress == 100 ? Display::label(get_lang('Yes'), 'success') : Display::label(get_lang('No'));
|
|
$report_info['progress'] = $progress."%";
|
|
|
|
foreach ($extra_fields as $extra) {
|
|
$user_data = UserManager::get_extra_user_data_by_field($user['user_id'], $extra['1']);
|
|
$report_info[$extra['1']] = $user_data[$extra['1']];
|
|
}
|
|
$report_info['user_id'] = $user['user_id'];
|
|
$users[] = $report_info;
|
|
}
|
|
} else {
|
|
$users[$user['user_id']] = $user_info;
|
|
}
|
|
}
|
|
}
|
|
|
|
return $users;
|
|
}
|
|
|
|
/**
|
|
* @param bool $resumed_report
|
|
* @param array $extra_field
|
|
* @param array $courseCodeList
|
|
* @param array $userIdList
|
|
* @param array $sessionIdList
|
|
*
|
|
* @return array|int
|
|
*/
|
|
public static function get_count_user_list_from_course_code(
|
|
$resumed_report = false,
|
|
$extra_field = [],
|
|
$courseCodeList = [],
|
|
$userIdList = [],
|
|
$sessionIdList = []
|
|
) {
|
|
return self::get_user_list_from_course_code(
|
|
null,
|
|
0,
|
|
null,
|
|
null,
|
|
null,
|
|
true,
|
|
false,
|
|
$resumed_report,
|
|
$extra_field,
|
|
$courseCodeList,
|
|
$userIdList,
|
|
null,
|
|
$sessionIdList
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Gets subscribed users in a course or in a course/session.
|
|
*
|
|
* @param string $course_code
|
|
* @param int $session_id
|
|
*
|
|
* @return int
|
|
*/
|
|
public static function get_users_count_in_course(
|
|
$course_code,
|
|
$session_id = 0,
|
|
$status = null
|
|
) {
|
|
// variable initialisation
|
|
$session_id = intval($session_id);
|
|
$course_code = Database::escape_string($course_code);
|
|
$tblUser = Database::get_main_table(TABLE_MAIN_USER);
|
|
$tblSessionCourseUser = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
|
|
$tblCourseUser = Database::get_main_table(TABLE_MAIN_COURSE_USER);
|
|
$tblUrlUser = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
|
|
|
|
$courseInfo = api_get_course_info($course_code);
|
|
$courseId = $courseInfo['real_id'];
|
|
|
|
$sql = "
|
|
SELECT DISTINCT count(user.id) as count
|
|
FROM $tblUser as user
|
|
";
|
|
$where = [];
|
|
if (!empty($session_id)) {
|
|
$sql .= "
|
|
LEFT JOIN $tblSessionCourseUser as session_course_user
|
|
ON user.user_id = session_course_user.user_id
|
|
AND session_course_user.c_id = $courseId
|
|
AND session_course_user.session_id = $session_id
|
|
";
|
|
|
|
$where[] = ' session_course_user.c_id IS NOT NULL ';
|
|
} else {
|
|
$sql .= "
|
|
LEFT JOIN $tblCourseUser as course_rel_user
|
|
ON user.user_id = course_rel_user.user_id
|
|
AND course_rel_user.relation_type <> ".COURSE_RELATION_TYPE_RRHH."
|
|
AND course_rel_user.c_id = $courseId
|
|
";
|
|
$where[] = ' course_rel_user.c_id IS NOT NULL ';
|
|
}
|
|
|
|
$multiple_access_url = api_get_multiple_access_url();
|
|
if ($multiple_access_url) {
|
|
$sql .= " LEFT JOIN $tblUrlUser au ON (au.user_id = user.user_id) ";
|
|
}
|
|
|
|
$sql .= ' WHERE '.implode(' OR ', $where);
|
|
|
|
if ($multiple_access_url) {
|
|
$current_access_url_id = api_get_current_access_url_id();
|
|
$sql .= " AND (access_url_id = $current_access_url_id ) ";
|
|
}
|
|
$rs = Database::query($sql);
|
|
$count = 0;
|
|
if (Database::num_rows($rs)) {
|
|
$user = Database::fetch_array($rs);
|
|
$count = $user['count'];
|
|
}
|
|
|
|
return $count;
|
|
}
|
|
|
|
/**
|
|
* Get a list of coaches of a course and a session.
|
|
*
|
|
* @param string $course_code
|
|
* @param int $session_id
|
|
* @param bool $addGeneralCoach
|
|
*
|
|
* @return array List of users
|
|
*/
|
|
public static function get_coach_list_from_course_code(
|
|
$course_code,
|
|
$session_id,
|
|
$addGeneralCoach = true
|
|
) {
|
|
if (empty($course_code) || empty($session_id)) {
|
|
return [];
|
|
}
|
|
|
|
$course_code = Database::escape_string($course_code);
|
|
$courseInfo = api_get_course_info($course_code);
|
|
$courseId = $courseInfo['real_id'];
|
|
$session_id = intval($session_id);
|
|
$users = [];
|
|
|
|
// We get the coach for the given course in a given session.
|
|
$sql = 'SELECT user_id FROM '.Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER).
|
|
' WHERE session_id = '.$session_id.' AND c_id = '.$courseId.' AND status = 2';
|
|
$rs = Database::query($sql);
|
|
while ($user = Database::fetch_array($rs)) {
|
|
$userInfo = api_get_user_info($user['user_id']);
|
|
if ($userInfo) {
|
|
$users[$user['user_id']] = $userInfo;
|
|
}
|
|
}
|
|
|
|
if ($addGeneralCoach) {
|
|
$table = Database::get_main_table(TABLE_MAIN_SESSION);
|
|
// We get the session coach.
|
|
$sql = "SELECT id_coach FROM $table WHERE id = $session_id";
|
|
$rs = Database::query($sql);
|
|
$session_id_coach = Database::result($rs, 0, 'id_coach');
|
|
if (is_int($session_id_coach)) {
|
|
$userInfo = api_get_user_info($session_id_coach);
|
|
if ($userInfo) {
|
|
$users[$session_id_coach] = $userInfo;
|
|
}
|
|
}
|
|
}
|
|
|
|
return $users;
|
|
}
|
|
|
|
/**
|
|
* Return user info array of all users registered in a course
|
|
* This only returns the users that are registered in this actual course, not linked courses.
|
|
*
|
|
* @param string $course_code
|
|
* @param bool $with_session
|
|
* @param int $session_id
|
|
* @param string $date_from
|
|
* @param string $date_to
|
|
* @param bool $includeInvitedUsers Whether include the invited users
|
|
* @param int $groupId
|
|
*
|
|
* @return array with user id
|
|
*/
|
|
public static function get_student_list_from_course_code(
|
|
$course_code,
|
|
$with_session = false,
|
|
$session_id = 0,
|
|
$date_from = null,
|
|
$date_to = null,
|
|
$includeInvitedUsers = true,
|
|
$groupId = 0
|
|
) {
|
|
$userTable = Database::get_main_table(TABLE_MAIN_USER);
|
|
$session_id = intval($session_id);
|
|
$course_code = Database::escape_string($course_code);
|
|
$courseInfo = api_get_course_info($course_code);
|
|
$courseId = $courseInfo['real_id'];
|
|
$students = [];
|
|
|
|
if ($session_id == 0) {
|
|
if (empty($groupId)) {
|
|
// students directly subscribed to the course
|
|
$sql = "SELECT *
|
|
FROM ".Database::get_main_table(TABLE_MAIN_COURSE_USER)." cu
|
|
INNER JOIN $userTable u
|
|
ON cu.user_id = u.user_id
|
|
WHERE c_id = '$courseId' AND cu.status = ".STUDENT;
|
|
|
|
if (!$includeInvitedUsers) {
|
|
$sql .= " AND u.status != ".INVITEE;
|
|
}
|
|
$rs = Database::query($sql);
|
|
while ($student = Database::fetch_array($rs)) {
|
|
$students[$student['user_id']] = $student;
|
|
}
|
|
} else {
|
|
$students = GroupManager::get_users(
|
|
$groupId,
|
|
false,
|
|
null,
|
|
null,
|
|
false,
|
|
$courseInfo['real_id']
|
|
);
|
|
$students = array_flip($students);
|
|
}
|
|
}
|
|
|
|
// students subscribed to the course through a session
|
|
if ($with_session) {
|
|
$joinSession = '';
|
|
//Session creation date
|
|
if (!empty($date_from) && !empty($date_to)) {
|
|
$joinSession = "INNER JOIN ".Database::get_main_table(TABLE_MAIN_SESSION)." s";
|
|
}
|
|
|
|
$sql_query = "SELECT *
|
|
FROM ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)." scu
|
|
$joinSession
|
|
INNER JOIN $userTable u ON scu.user_id = u.user_id
|
|
WHERE scu.c_id = $courseId AND scu.status <> 2";
|
|
|
|
if (!empty($date_from) && !empty($date_to)) {
|
|
$date_from = Database::escape_string($date_from);
|
|
$date_to = Database::escape_string($date_to);
|
|
$sql_query .= " AND s.access_start_date >= '$date_from' AND s.access_end_date <= '$date_to'";
|
|
}
|
|
|
|
if ($session_id != 0) {
|
|
$sql_query .= ' AND scu.session_id = '.$session_id;
|
|
}
|
|
|
|
if (!$includeInvitedUsers) {
|
|
$sql_query .= " AND u.status != ".INVITEE;
|
|
}
|
|
|
|
$rs = Database::query($sql_query);
|
|
while ($student = Database::fetch_array($rs)) {
|
|
$students[$student['user_id']] = $student;
|
|
}
|
|
}
|
|
|
|
return $students;
|
|
}
|
|
|
|
/**
|
|
* Return user info array of all teacher-users registered in a course
|
|
* This only returns the users that are registered in this actual course, not linked courses.
|
|
*
|
|
* @param string $course_code
|
|
*
|
|
* @return array with user id
|
|
*/
|
|
public static function get_teacher_list_from_course_code($course_code)
|
|
{
|
|
$courseInfo = api_get_course_info($course_code);
|
|
$courseId = $courseInfo['real_id'];
|
|
if (empty($courseId)) {
|
|
return false;
|
|
}
|
|
|
|
$sql = "SELECT DISTINCT
|
|
u.id as user_id,
|
|
u.lastname,
|
|
u.firstname,
|
|
u.email,
|
|
u.username,
|
|
u.status
|
|
FROM ".Database::get_main_table(TABLE_MAIN_COURSE_USER)." cu
|
|
INNER JOIN ".Database::get_main_table(TABLE_MAIN_USER)." u
|
|
ON (cu.user_id = u.id)
|
|
WHERE
|
|
cu.c_id = $courseId AND
|
|
cu.status = 1 ";
|
|
$rs = Database::query($sql);
|
|
$teachers = [];
|
|
while ($teacher = Database::fetch_array($rs)) {
|
|
$teachers[$teacher['user_id']] = $teacher;
|
|
}
|
|
|
|
return $teachers;
|
|
}
|
|
|
|
/**
|
|
* Return user info array of all teacher-users registered in a course
|
|
* This only returns the users that are registered in this actual course, not linked courses.
|
|
*
|
|
* @param int $courseId
|
|
* @param bool $loadAvatars
|
|
*
|
|
* @return array with user id
|
|
*/
|
|
public static function getTeachersFromCourse($courseId, $loadAvatars = true)
|
|
{
|
|
$courseId = (int) $courseId;
|
|
|
|
if (empty($courseId)) {
|
|
return false;
|
|
}
|
|
|
|
$sql = "SELECT DISTINCT
|
|
u.id as user_id,
|
|
u.lastname,
|
|
u.firstname,
|
|
u.email,
|
|
u.username,
|
|
u.status
|
|
FROM ".Database::get_main_table(TABLE_MAIN_COURSE_USER)." cu
|
|
INNER JOIN ".Database::get_main_table(TABLE_MAIN_USER)." u
|
|
ON (cu.user_id = u.id)
|
|
WHERE
|
|
cu.c_id = $courseId AND
|
|
cu.status = 1 ";
|
|
$rs = Database::query($sql);
|
|
$listTeachers = [];
|
|
$teachers = [];
|
|
$url = api_get_path(WEB_AJAX_PATH).'user_manager.ajax.php?a=get_user_popup&course_id='.$courseId;
|
|
while ($teacher = Database::fetch_array($rs)) {
|
|
$teachers['id'] = $teacher['user_id'];
|
|
$teachers['lastname'] = $teacher['lastname'];
|
|
$teachers['firstname'] = $teacher['firstname'];
|
|
$teachers['email'] = $teacher['email'];
|
|
$teachers['username'] = $teacher['username'];
|
|
$teachers['status'] = $teacher['status'];
|
|
$teachers['fullname'] = api_get_person_name($teacher['firstname'], $teacher['lastname']);
|
|
$teachers['avatar'] = '';
|
|
if ($loadAvatars) {
|
|
$userPicture = UserManager::getUserPicture($teacher['user_id'], USER_IMAGE_SIZE_SMALL);
|
|
$teachers['avatar'] = $userPicture;
|
|
}
|
|
$teachers['url'] = $url.'&user_id='.$teacher['user_id'];
|
|
$listTeachers[] = $teachers;
|
|
}
|
|
|
|
return $listTeachers;
|
|
}
|
|
|
|
/**
|
|
* Returns a string list of teachers assigned to the given course.
|
|
*
|
|
* @param string $course_code
|
|
* @param string $separator between teachers names
|
|
* @param bool $add_link_to_profile Whether to add a link to the teacher's profile
|
|
* @param bool $orderList
|
|
*
|
|
* @return string List of teachers teaching the course
|
|
*/
|
|
public static function getTeacherListFromCourseCodeToString(
|
|
$course_code,
|
|
$separator = self::USER_SEPARATOR,
|
|
$add_link_to_profile = false,
|
|
$orderList = false
|
|
) {
|
|
$teacher_list = self::get_teacher_list_from_course_code($course_code);
|
|
$html = '';
|
|
$list = [];
|
|
if (!empty($teacher_list)) {
|
|
foreach ($teacher_list as $teacher) {
|
|
$teacher_name = api_get_person_name(
|
|
$teacher['firstname'],
|
|
$teacher['lastname']
|
|
);
|
|
if ($add_link_to_profile) {
|
|
$url = api_get_path(WEB_AJAX_PATH).'user_manager.ajax.php?a=get_user_popup&user_id='.$teacher['user_id'];
|
|
$teacher_name = Display::url(
|
|
$teacher_name,
|
|
$url,
|
|
[
|
|
'class' => 'ajax',
|
|
'data-title' => $teacher_name,
|
|
]
|
|
);
|
|
}
|
|
$list[] = $teacher_name;
|
|
}
|
|
|
|
if (!empty($list)) {
|
|
if ($orderList === true) {
|
|
$html .= '<ul class="user-teacher">';
|
|
foreach ($list as $teacher) {
|
|
$html .= '<li>';
|
|
$html .= Display::return_icon('teacher.png', '', null, ICON_SIZE_TINY);
|
|
$html .= ' '.$teacher;
|
|
$html .= '</li>';
|
|
}
|
|
$html .= '</ul>';
|
|
} else {
|
|
$html .= array_to_string($list, $separator);
|
|
}
|
|
}
|
|
}
|
|
|
|
return $html;
|
|
}
|
|
|
|
/**
|
|
* This function returns information about coachs from a course in session.
|
|
*
|
|
* @param int $session_id
|
|
* @param int $courseId
|
|
*
|
|
* @return array containing user_id, lastname, firstname, username
|
|
*/
|
|
public static function get_coachs_from_course($session_id = 0, $courseId = 0)
|
|
{
|
|
if (!empty($session_id)) {
|
|
$session_id = intval($session_id);
|
|
} else {
|
|
$session_id = api_get_session_id();
|
|
}
|
|
|
|
if (!empty($courseId)) {
|
|
$courseId = intval($courseId);
|
|
} else {
|
|
$courseId = api_get_course_int_id();
|
|
}
|
|
|
|
$tbl_user = Database::get_main_table(TABLE_MAIN_USER);
|
|
$tbl_session_course_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
|
|
|
|
$sql = "SELECT DISTINCT
|
|
u.user_id,
|
|
u.lastname,
|
|
u.firstname,
|
|
u.username
|
|
FROM $tbl_user u
|
|
INNER JOIN $tbl_session_course_user scu
|
|
ON (u.user_id = scu.user_id)
|
|
WHERE
|
|
scu.session_id = $session_id AND
|
|
scu.c_id = $courseId AND
|
|
scu.status = 2";
|
|
$rs = Database::query($sql);
|
|
|
|
$coaches = [];
|
|
if (Database::num_rows($rs) > 0) {
|
|
while ($row = Database::fetch_array($rs)) {
|
|
$completeName = api_get_person_name($row['firstname'], $row['lastname']);
|
|
$coaches[] = $row + ['full_name' => $completeName];
|
|
}
|
|
}
|
|
|
|
return $coaches;
|
|
}
|
|
|
|
/**
|
|
* @param int $session_id
|
|
* @param int $courseId
|
|
* @param string $separator
|
|
* @param bool $add_link_to_profile
|
|
* @param bool $orderList
|
|
*
|
|
* @return string
|
|
*/
|
|
public static function get_coachs_from_course_to_string(
|
|
$session_id = 0,
|
|
$courseId = 0,
|
|
$separator = self::USER_SEPARATOR,
|
|
$add_link_to_profile = false,
|
|
$orderList = false
|
|
) {
|
|
$coachList = self::get_coachs_from_course($session_id, $courseId);
|
|
$course_coachs = [];
|
|
if (!empty($coachList)) {
|
|
foreach ($coachList as $coach_course) {
|
|
$coach_name = $coach_course['full_name'];
|
|
if ($add_link_to_profile) {
|
|
$url = api_get_path(WEB_AJAX_PATH).'user_manager.ajax.php?a=get_user_popup&user_id='.$coach_course['user_id'].'&course_id='.$courseId.'&session_id='.$session_id;
|
|
$coach_name = Display::url(
|
|
$coach_name,
|
|
$url,
|
|
[
|
|
'class' => 'ajax',
|
|
'data-title' => $coach_name,
|
|
]
|
|
);
|
|
}
|
|
$course_coachs[] = $coach_name;
|
|
}
|
|
}
|
|
|
|
$html = '';
|
|
if (!empty($course_coachs)) {
|
|
if ($orderList === true) {
|
|
$html .= '<ul class="user-coachs">';
|
|
foreach ($course_coachs as $coachs) {
|
|
$html .= Display::tag(
|
|
'li',
|
|
Display::return_icon(
|
|
'teacher.png',
|
|
get_lang('Coach'),
|
|
null,
|
|
ICON_SIZE_TINY
|
|
).' '.$coachs
|
|
);
|
|
}
|
|
$html .= '</ul>';
|
|
} else {
|
|
$html = array_to_string($course_coachs, $separator);
|
|
}
|
|
}
|
|
|
|
return $html;
|
|
}
|
|
|
|
/**
|
|
* Get the list of groups from the course.
|
|
*
|
|
* @param string $course_code
|
|
* @param int $session_id Session ID (optional)
|
|
* @param int $in_get_empty_group get empty groups (optional)
|
|
*
|
|
* @return array List of groups info
|
|
*/
|
|
public static function get_group_list_of_course(
|
|
$course_code,
|
|
$session_id = 0,
|
|
$in_get_empty_group = 0
|
|
) {
|
|
$course_info = api_get_course_info($course_code);
|
|
|
|
if (empty($course_info)) {
|
|
return [];
|
|
}
|
|
$course_id = $course_info['real_id'];
|
|
|
|
if (empty($course_id)) {
|
|
return [];
|
|
}
|
|
|
|
$session_id != 0 ? $session_condition = ' WHERE g.session_id IN(1,'.intval($session_id).')' : $session_condition = ' WHERE g.session_id = 0';
|
|
if ($in_get_empty_group == 0) {
|
|
// get only groups that are not empty
|
|
$sql = "SELECT DISTINCT g.id, g.iid, g.name
|
|
FROM ".Database::get_course_table(TABLE_GROUP)." AS g
|
|
INNER JOIN ".Database::get_course_table(TABLE_GROUP_USER)." gu
|
|
ON (g.id = gu.group_id AND g.c_id = $course_id AND gu.c_id = $course_id)
|
|
$session_condition
|
|
ORDER BY g.name";
|
|
} else {
|
|
// get all groups even if they are empty
|
|
$sql = "SELECT g.id, g.name, g.iid
|
|
FROM ".Database::get_course_table(TABLE_GROUP)." AS g
|
|
$session_condition
|
|
AND c_id = $course_id";
|
|
}
|
|
|
|
$result = Database::query($sql);
|
|
$groupList = [];
|
|
while ($groupData = Database::fetch_array($result)) {
|
|
$groupData['userNb'] = GroupManager::number_of_students($groupData['id'], $course_id);
|
|
$groupList[$groupData['iid']] = $groupData;
|
|
}
|
|
|
|
return $groupList;
|
|
}
|
|
|
|
/**
|
|
* Delete a course
|
|
* This function deletes a whole course-area from the platform. When the
|
|
* given course is a virtual course, the database and directory will not be
|
|
* deleted.
|
|
* When the given course is a real course, also all virtual courses refering
|
|
* to the given course will be deleted.
|
|
* Considering the fact that we remove all traces of the course in the main
|
|
* database, it makes sense to remove all tracking as well (if stats databases exist)
|
|
* so that a new course created with this code would not use the remains of an older
|
|
* course.
|
|
*
|
|
* @param string $code The code of the course to delete
|
|
*
|
|
* @todo When deleting a virtual course: unsubscribe users from that virtual
|
|
* course from the groups in the real course if they are not subscribed in
|
|
* that real course.
|
|
*/
|
|
public static function delete_course($code)
|
|
{
|
|
$table_course = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$table_course_user = Database::get_main_table(TABLE_MAIN_COURSE_USER);
|
|
$table_session_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
|
|
$table_session_course_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
|
|
$table_course_survey = Database::get_main_table(TABLE_MAIN_SHARED_SURVEY);
|
|
$table_course_survey_question = Database::get_main_table(TABLE_MAIN_SHARED_SURVEY_QUESTION);
|
|
$table_course_survey_question_option = Database::get_main_table(TABLE_MAIN_SHARED_SURVEY_QUESTION_OPTION);
|
|
$table_course_rel_url = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
|
|
|
|
$table_stats_hotpots = Database::get_main_table(TABLE_STATISTIC_TRACK_E_HOTPOTATOES);
|
|
$table_stats_attempt = Database::get_main_table(TABLE_STATISTIC_TRACK_E_ATTEMPT);
|
|
$table_stats_exercises = Database::get_main_table(TABLE_STATISTIC_TRACK_E_EXERCISES);
|
|
$table_stats_access = Database::get_main_table(TABLE_STATISTIC_TRACK_E_ACCESS);
|
|
$table_stats_lastaccess = Database::get_main_table(TABLE_STATISTIC_TRACK_E_LASTACCESS);
|
|
$table_stats_course_access = Database::get_main_table(TABLE_STATISTIC_TRACK_E_COURSE_ACCESS);
|
|
$table_stats_online = Database::get_main_table(TABLE_STATISTIC_TRACK_E_ONLINE);
|
|
$table_stats_default = Database::get_main_table(TABLE_STATISTIC_TRACK_E_DEFAULT);
|
|
$table_stats_downloads = Database::get_main_table(TABLE_STATISTIC_TRACK_E_DOWNLOADS);
|
|
$table_stats_links = Database::get_main_table(TABLE_STATISTIC_TRACK_E_LINKS);
|
|
$table_stats_uploads = Database::get_main_table(TABLE_STATISTIC_TRACK_E_UPLOADS);
|
|
|
|
if (empty($code)) {
|
|
return false;
|
|
}
|
|
|
|
$codeFiltered = Database::escape_string($code);
|
|
$sql = "SELECT * FROM $table_course
|
|
WHERE code = '$codeFiltered'";
|
|
$res = Database::query($sql);
|
|
|
|
if (Database::num_rows($res) == 0) {
|
|
return;
|
|
}
|
|
|
|
$course = Database::fetch_array($res);
|
|
$courseId = $course['id']; // int
|
|
|
|
$count = 0;
|
|
if (api_is_multiple_url_enabled()) {
|
|
$url_id = 1;
|
|
if (api_get_current_access_url_id() != -1) {
|
|
$url_id = api_get_current_access_url_id();
|
|
}
|
|
UrlManager::delete_url_rel_course($courseId, $url_id);
|
|
$count = UrlManager::getCountUrlRelCourse($courseId);
|
|
}
|
|
|
|
if ($count == 0) {
|
|
self::create_database_dump($code);
|
|
|
|
$course_tables = AddCourse::get_course_tables();
|
|
|
|
// Cleaning group categories
|
|
$groupCategories = GroupManager::get_categories($course['code']);
|
|
if (!empty($groupCategories)) {
|
|
foreach ($groupCategories as $category) {
|
|
GroupManager::delete_category($category['id'], $course['code']);
|
|
}
|
|
}
|
|
|
|
// Cleaning groups
|
|
$groups = GroupManager::get_groups($courseId);
|
|
if (!empty($groups)) {
|
|
foreach ($groups as $group) {
|
|
GroupManager::deleteGroup($group, $course['code']);
|
|
}
|
|
}
|
|
|
|
// Cleaning c_x tables
|
|
if (!empty($courseId)) {
|
|
foreach ($course_tables as $table) {
|
|
$table = Database::get_course_table($table);
|
|
$sql = "DELETE FROM $table WHERE c_id = $courseId ";
|
|
Database::query($sql);
|
|
}
|
|
}
|
|
|
|
$course_dir = api_get_path(SYS_COURSE_PATH).$course['directory'];
|
|
$archive_dir = api_get_path(SYS_ARCHIVE_PATH).$course['directory'].'_'.time();
|
|
if (is_dir($course_dir)) {
|
|
rename($course_dir, $archive_dir);
|
|
}
|
|
|
|
Category::deleteCategoryFromCourse($courseId);
|
|
|
|
// Unsubscribe all users from the course
|
|
$sql = "DELETE FROM $table_course_user WHERE c_id = $courseId";
|
|
Database::query($sql);
|
|
// Delete the course from the sessions tables
|
|
$sql = "DELETE FROM $table_session_course WHERE c_id = $courseId";
|
|
Database::query($sql);
|
|
$sql = "DELETE FROM $table_session_course_user WHERE c_id = $courseId";
|
|
Database::query($sql);
|
|
|
|
// Delete from Course - URL
|
|
$sql = "DELETE FROM $table_course_rel_url WHERE c_id = $courseId";
|
|
Database::query($sql);
|
|
|
|
$sql = "SELECT survey_id FROM $table_course_survey WHERE course_code = '$codeFiltered'";
|
|
$result_surveys = Database::query($sql);
|
|
while ($surveys = Database::fetch_array($result_surveys)) {
|
|
$survey_id = $surveys[0]; //int
|
|
$sql = "DELETE FROM $table_course_survey_question WHERE survey_id = $survey_id";
|
|
Database::query($sql);
|
|
$sql = "DELETE FROM $table_course_survey_question_option WHERE survey_id = $survey_id";
|
|
Database::query($sql);
|
|
$sql = "DELETE FROM $table_course_survey WHERE survey_id = $survey_id";
|
|
Database::query($sql);
|
|
}
|
|
|
|
// Delete the course from the stats tables
|
|
$sql = "DELETE FROM $table_stats_hotpots WHERE c_id = $courseId";
|
|
Database::query($sql);
|
|
$sql = "DELETE FROM $table_stats_attempt WHERE c_id = $courseId";
|
|
Database::query($sql);
|
|
$sql = "DELETE FROM $table_stats_exercises WHERE c_id = $courseId";
|
|
Database::query($sql);
|
|
$sql = "DELETE FROM $table_stats_access WHERE c_id = $courseId";
|
|
Database::query($sql);
|
|
$sql = "DELETE FROM $table_stats_lastaccess WHERE c_id = $courseId";
|
|
Database::query($sql);
|
|
$sql = "DELETE FROM $table_stats_course_access WHERE c_id = $courseId";
|
|
Database::query($sql);
|
|
$sql = "DELETE FROM $table_stats_online WHERE c_id = $courseId";
|
|
Database::query($sql);
|
|
// Do not delete rows from track_e_default as these include course
|
|
// creation and other important things that do not take much space
|
|
// but give information on the course history
|
|
//$sql = "DELETE FROM $table_stats_default WHERE c_id = $courseId";
|
|
//Database::query($sql);
|
|
$sql = "DELETE FROM $table_stats_downloads WHERE c_id = $courseId";
|
|
Database::query($sql);
|
|
$sql = "DELETE FROM $table_stats_links WHERE c_id = $courseId";
|
|
Database::query($sql);
|
|
$sql = "DELETE FROM $table_stats_uploads WHERE c_id = $courseId";
|
|
Database::query($sql);
|
|
|
|
// Update ticket
|
|
$table = Database::get_main_table(TABLE_TICKET_TICKET);
|
|
$sql = "UPDATE $table SET course_id = NULL WHERE course_id = $courseId";
|
|
Database::query($sql);
|
|
|
|
// Class
|
|
$table = Database::get_main_table(TABLE_USERGROUP_REL_COURSE);
|
|
$sql = "DELETE FROM $table
|
|
WHERE course_id = $courseId";
|
|
Database::query($sql);
|
|
|
|
// Skills
|
|
$table = Database::get_main_table(TABLE_MAIN_SKILL_REL_USER);
|
|
$argumentation = Database::escape_string(sprintf(get_lang('SkillFromCourseXDeletedSinceThen'), $course['code']));
|
|
$sql = "UPDATE $table SET course_id = NULL, session_id = NULL, argumentation = '$argumentation'
|
|
WHERE course_id = $courseId";
|
|
Database::query($sql);
|
|
|
|
if (api_get_configuration_value('allow_skill_rel_items')) {
|
|
$sql = "DELETE FROM skill_rel_course WHERE c_id = $courseId";
|
|
Database::query($sql);
|
|
}
|
|
|
|
// Deletes all groups, group-users, group-tutors information
|
|
// To prevent fK mix up on some tables
|
|
GroupManager::deleteAllGroupsFromCourse($courseId);
|
|
|
|
// Delete the course from the database
|
|
$sql = "DELETE FROM $table_course WHERE id = $courseId";
|
|
Database::query($sql);
|
|
|
|
// delete extra course fields
|
|
$extraFieldValues = new ExtraFieldValue('course');
|
|
$extraFieldValues->deleteValuesByItem($courseId);
|
|
|
|
// Add event to system log
|
|
Event::addEvent(
|
|
LOG_COURSE_DELETE,
|
|
LOG_COURSE_CODE,
|
|
$code,
|
|
api_get_utc_datetime(),
|
|
api_get_user_id(),
|
|
$courseId
|
|
);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Creates a file called mysql_dump.sql in the course folder.
|
|
*
|
|
* @param string $course_code The code of the course
|
|
*
|
|
* @todo Implementation for single database
|
|
*/
|
|
public static function create_database_dump($course_code)
|
|
{
|
|
$sql_dump = '';
|
|
$course_code = Database::escape_string($course_code);
|
|
$table_course = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$sql = "SELECT * FROM $table_course WHERE code = '$course_code'";
|
|
$res = Database::query($sql);
|
|
$course = Database::fetch_array($res);
|
|
|
|
$course_tables = AddCourse::get_course_tables();
|
|
|
|
if (!empty($course['id'])) {
|
|
//Cleaning c_x tables
|
|
foreach ($course_tables as $table) {
|
|
$table = Database::get_course_table($table);
|
|
$sql = "SELECT * FROM $table WHERE c_id = {$course['id']} ";
|
|
$res_table = Database::query($sql);
|
|
|
|
while ($row = Database::fetch_array($res_table, 'ASSOC')) {
|
|
$row_to_save = [];
|
|
foreach ($row as $key => $value) {
|
|
$row_to_save[$key] = $key."='".Database::escape_string($row[$key])."'";
|
|
}
|
|
$sql_dump .= "\nINSERT INTO $table SET ".implode(', ', $row_to_save).';';
|
|
}
|
|
}
|
|
}
|
|
|
|
if (is_dir(api_get_path(SYS_COURSE_PATH).$course['directory'])) {
|
|
$file_name = api_get_path(SYS_COURSE_PATH).$course['directory'].'/mysql_dump.sql';
|
|
$handle = fopen($file_name, 'a+');
|
|
if ($handle !== false) {
|
|
fwrite($handle, $sql_dump);
|
|
fclose($handle);
|
|
} else {
|
|
//TODO trigger exception in a try-catch
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Sort courses for a specific user ??
|
|
*
|
|
* @param int $user_id User ID
|
|
* @param string $course_code Course code
|
|
*
|
|
* @return int Minimum course order
|
|
*
|
|
* @todo Review documentation
|
|
*/
|
|
public static function userCourseSort($user_id, $course_code)
|
|
{
|
|
if ($user_id != strval(intval($user_id))) {
|
|
return false;
|
|
}
|
|
|
|
$course_code = Database::escape_string($course_code);
|
|
$TABLECOURSE = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$TABLECOURSUSER = Database::get_main_table(TABLE_MAIN_COURSE_USER);
|
|
|
|
$course_title = Database::result(
|
|
Database::query(
|
|
"SELECT title FROM $TABLECOURSE WHERE code = '$course_code'"
|
|
),
|
|
0,
|
|
0
|
|
);
|
|
if ($course_title === false) {
|
|
$course_title = '';
|
|
}
|
|
|
|
$sql = "SELECT course.code as code, course.title as title, cu.sort as sort
|
|
FROM $TABLECOURSUSER as cu, $TABLECOURSE as course
|
|
WHERE course.id = cu.c_id AND user_id = $user_id AND
|
|
cu.relation_type <> ".COURSE_RELATION_TYPE_RRHH." AND
|
|
user_course_cat = 0
|
|
ORDER BY cu.sort";
|
|
$result = Database::query($sql);
|
|
|
|
$course_title_precedent = '';
|
|
$counter = 0;
|
|
$course_found = false;
|
|
$course_sort = 1;
|
|
|
|
if (Database::num_rows($result) > 0) {
|
|
while ($courses = Database::fetch_array($result)) {
|
|
if ($course_title_precedent == '') {
|
|
$course_title_precedent = $courses['title'];
|
|
}
|
|
if (api_strcasecmp($course_title_precedent, $course_title) < 0) {
|
|
$course_found = true;
|
|
$course_sort = $courses['sort'];
|
|
if ($counter == 0) {
|
|
$sql = "UPDATE $TABLECOURSUSER
|
|
SET sort = sort+1
|
|
WHERE
|
|
user_id= $user_id AND
|
|
relation_type <> ".COURSE_RELATION_TYPE_RRHH."
|
|
AND user_course_cat = 0
|
|
AND sort > $course_sort";
|
|
$course_sort++;
|
|
} else {
|
|
$sql = "UPDATE $TABLECOURSUSER SET sort = sort+1
|
|
WHERE
|
|
user_id= $user_id AND
|
|
relation_type <> ".COURSE_RELATION_TYPE_RRHH." AND
|
|
user_course_cat = 0 AND
|
|
sort >= $course_sort";
|
|
}
|
|
Database::query($sql);
|
|
break;
|
|
} else {
|
|
$course_title_precedent = $courses['title'];
|
|
}
|
|
$counter++;
|
|
}
|
|
|
|
// We must register the course in the beginning of the list
|
|
if (!$course_found) {
|
|
$course_sort = Database::result(
|
|
Database::query(
|
|
'SELECT min(sort) as min_sort FROM '.$TABLECOURSUSER.' WHERE user_id = "'.$user_id.'" AND user_course_cat="0"'
|
|
),
|
|
0,
|
|
0
|
|
);
|
|
Database::query("UPDATE $TABLECOURSUSER SET sort = sort+1 WHERE user_id = $user_id AND user_course_cat = 0");
|
|
}
|
|
}
|
|
|
|
return $course_sort;
|
|
}
|
|
|
|
/**
|
|
* check if course exists.
|
|
*
|
|
* @param string $courseCode
|
|
*
|
|
* @return int if exists, false else
|
|
*/
|
|
public static function course_exists($courseCode)
|
|
{
|
|
$courseCode = Database::escape_string($courseCode);
|
|
$sql = "SELECT 1 FROM ".Database::get_main_table(TABLE_MAIN_COURSE)."
|
|
WHERE code = '$courseCode'";
|
|
|
|
return Database::num_rows(Database::query($sql));
|
|
}
|
|
|
|
/**
|
|
* Send an email to tutor after the auth-suscription of a student in your course.
|
|
*
|
|
* @author Carlos Vargas <carlos.vargas@dokeos.com>, Dokeos Latino
|
|
*
|
|
* @param int $user_id the id of the user
|
|
* @param string $courseId the course code
|
|
* @param bool $send_to_tutor_also
|
|
*
|
|
* @return false|null we return the message that is displayed when the action is successful
|
|
*/
|
|
public static function email_to_tutor($user_id, $courseId, $send_to_tutor_also = false)
|
|
{
|
|
if ($user_id != strval(intval($user_id))) {
|
|
return false;
|
|
}
|
|
$courseId = intval($courseId);
|
|
$information = api_get_course_info_by_id($courseId);
|
|
$course_code = $information['code'];
|
|
$student = api_get_user_info($user_id);
|
|
|
|
$name_course = $information['title'];
|
|
$sql = "SELECT * FROM ".Database::get_main_table(TABLE_MAIN_COURSE_USER)."
|
|
WHERE c_id = $courseId";
|
|
|
|
// TODO: Ivan: This is a mistake, please, have a look at it. Intention here is diffcult to be guessed.
|
|
//if ($send_to_tutor_also = true)
|
|
// Proposed change:
|
|
if ($send_to_tutor_also) {
|
|
$sql .= " AND is_tutor = 1";
|
|
} else {
|
|
$sql .= " AND status = 1";
|
|
}
|
|
|
|
$result = Database::query($sql);
|
|
while ($row = Database::fetch_array($result)) {
|
|
$tutor = api_get_user_info($row['user_id']);
|
|
$emailto = $tutor['email'];
|
|
$emailsubject = get_lang('NewUserInTheCourse').': '.$name_course;
|
|
$emailbody = get_lang('Dear').': '.api_get_person_name($tutor['firstname'], $tutor['lastname'])."\n";
|
|
$emailbody .= get_lang('MessageNewUserInTheCourse').': '.$name_course."\n";
|
|
$emailbody .= get_lang('UserName').': '.$student['username']."\n";
|
|
if (api_is_western_name_order()) {
|
|
$emailbody .= get_lang('FirstName').': '.$student['firstname']."\n";
|
|
$emailbody .= get_lang('LastName').': '.$student['lastname']."\n";
|
|
} else {
|
|
$emailbody .= get_lang('LastName').': '.$student['lastname']."\n";
|
|
$emailbody .= get_lang('FirstName').': '.$student['firstname']."\n";
|
|
}
|
|
$emailbody .= get_lang('Email').': <a href="mailto:'.$student['email'].'">'.$student['email']."</a>\n\n";
|
|
$recipient_name = api_get_person_name(
|
|
$tutor['firstname'],
|
|
$tutor['lastname'],
|
|
null,
|
|
PERSON_NAME_EMAIL_ADDRESS
|
|
);
|
|
$sender_name = api_get_person_name(
|
|
api_get_setting('administratorName'),
|
|
api_get_setting('administratorSurname'),
|
|
null,
|
|
PERSON_NAME_EMAIL_ADDRESS
|
|
);
|
|
$email_admin = api_get_setting('emailAdministrator');
|
|
|
|
$additionalParameters = [
|
|
'smsType' => SmsPlugin::NEW_USER_SUBSCRIBED_COURSE,
|
|
'userId' => $tutor['user_id'],
|
|
'userUsername' => $student['username'],
|
|
'courseCode' => $course_code,
|
|
];
|
|
api_mail_html(
|
|
$recipient_name,
|
|
$emailto,
|
|
$emailsubject,
|
|
$emailbody,
|
|
$sender_name,
|
|
$email_admin,
|
|
null,
|
|
null,
|
|
null,
|
|
$additionalParameters
|
|
);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @return array
|
|
*/
|
|
public static function get_special_course_list()
|
|
{
|
|
$courseTable = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$tbl_course_field = Database::get_main_table(TABLE_EXTRA_FIELD);
|
|
$tbl_course_field_value = Database::get_main_table(TABLE_EXTRA_FIELD_VALUES);
|
|
|
|
//we filter the courses from the URL
|
|
$join_access_url = $where_access_url = '';
|
|
if (api_get_multiple_access_url()) {
|
|
$access_url_id = api_get_current_access_url_id();
|
|
if ($access_url_id != -1) {
|
|
$tbl_url_course = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
|
|
$join_access_url = "LEFT JOIN $tbl_url_course url_rel_course
|
|
ON url_rel_course.c_id = tcfv.item_id ";
|
|
$where_access_url = " AND access_url_id = $access_url_id ";
|
|
}
|
|
}
|
|
|
|
$extraFieldType = EntityExtraField::COURSE_FIELD_TYPE;
|
|
|
|
// get course list auto-register
|
|
$sql = "SELECT DISTINCT(c.id)
|
|
FROM $tbl_course_field_value tcfv
|
|
INNER JOIN $tbl_course_field tcf
|
|
ON tcfv.field_id = tcf.id $join_access_url
|
|
INNER JOIN $courseTable c
|
|
ON (c.id = tcfv.item_id)
|
|
WHERE
|
|
tcf.extra_field_type = $extraFieldType AND
|
|
tcf.variable = 'special_course' AND
|
|
tcfv.value = 1 $where_access_url";
|
|
|
|
$result = Database::query($sql);
|
|
$courseList = [];
|
|
|
|
if (Database::num_rows($result) > 0) {
|
|
while ($row = Database::fetch_array($result)) {
|
|
$courseList[] = $row['id'];
|
|
}
|
|
}
|
|
|
|
return $courseList;
|
|
}
|
|
|
|
/**
|
|
* Get the course codes that have been restricted in the catalogue, and if byUserId is set
|
|
* then the courses that the user is allowed or not to see in catalogue.
|
|
*
|
|
* @param bool $allowed Either if the courses have some users that are or are not allowed to see in catalogue
|
|
* @param int $byUserId if the courses are or are not allowed to see to the user
|
|
*
|
|
* @return array Course codes allowed or not to see in catalogue by some user or the user
|
|
*/
|
|
public static function getCatalogueCourseList($allowed = true, $byUserId = -1)
|
|
{
|
|
$courseTable = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$tblCourseRelUserCatalogue = Database::get_main_table(TABLE_MAIN_COURSE_CATALOGUE_USER);
|
|
$visibility = $allowed ? 1 : 0;
|
|
|
|
// Restriction by user id
|
|
$currentUserRestriction = '';
|
|
if ($byUserId > 0) {
|
|
$byUserId = (int) $byUserId;
|
|
$currentUserRestriction = " AND tcruc.user_id = $byUserId ";
|
|
}
|
|
|
|
//we filter the courses from the URL
|
|
$joinAccessUrl = '';
|
|
$whereAccessUrl = '';
|
|
if (api_get_multiple_access_url()) {
|
|
$accessUrlId = api_get_current_access_url_id();
|
|
if ($accessUrlId != -1) {
|
|
$tblUrlCourse = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
|
|
$joinAccessUrl = "LEFT JOIN $tblUrlCourse url_rel_course
|
|
ON url_rel_course.c_id = c.id ";
|
|
$whereAccessUrl = " AND access_url_id = $accessUrlId ";
|
|
}
|
|
}
|
|
|
|
// get course list auto-register
|
|
$sql = "SELECT DISTINCT(c.code)
|
|
FROM $tblCourseRelUserCatalogue tcruc
|
|
INNER JOIN $courseTable c
|
|
ON (c.id = tcruc.c_id) $joinAccessUrl
|
|
WHERE tcruc.visible = $visibility $currentUserRestriction $whereAccessUrl";
|
|
|
|
$result = Database::query($sql);
|
|
$courseList = [];
|
|
|
|
if (Database::num_rows($result) > 0) {
|
|
while ($resultRow = Database::fetch_array($result)) {
|
|
$courseList[] = $resultRow['code'];
|
|
}
|
|
}
|
|
|
|
return $courseList;
|
|
}
|
|
|
|
/**
|
|
* Get list of courses for a given user.
|
|
*
|
|
* @param int $user_id
|
|
* @param bool $include_sessions Whether to include courses from session or not
|
|
* @param bool $adminGetsAllCourses If the user is platform admin,
|
|
* whether he gets all the courses or just his. Note: This does *not* include all sessions
|
|
* @param bool $loadSpecialCourses
|
|
* @param array $skipCourseList List of course ids to skip
|
|
* @param bool $useUserLanguageFilterIfAvailable
|
|
* @param bool $showCoursesSessionWithDifferentKey
|
|
*
|
|
* @return array List of codes and db name
|
|
*
|
|
* @author isaac flores paz
|
|
*/
|
|
public static function get_courses_list_by_user_id(
|
|
$user_id,
|
|
$include_sessions = false,
|
|
$adminGetsAllCourses = false,
|
|
$loadSpecialCourses = true,
|
|
$skipCourseList = [],
|
|
$useUserLanguageFilterIfAvailable = true,
|
|
$showCoursesSessionWithDifferentKey = false
|
|
) {
|
|
$user_id = intval($user_id);
|
|
$urlId = api_get_current_access_url_id();
|
|
$course_list = [];
|
|
$codes = [];
|
|
|
|
$tbl_course = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$tbl_course_user = Database::get_main_table(TABLE_MAIN_COURSE_USER);
|
|
$tbl_user_course_category = Database::get_main_table(TABLE_USER_COURSE_CATEGORY);
|
|
$tableCourseUrl = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
|
|
|
|
$languageCondition = '';
|
|
$onlyInUserLanguage = api_get_configuration_value('my_courses_show_courses_in_user_language_only');
|
|
if ($useUserLanguageFilterIfAvailable && $onlyInUserLanguage) {
|
|
$userInfo = api_get_user_info(api_get_user_id());
|
|
if (!empty($userInfo['language'])) {
|
|
$languageCondition = " AND course.course_language = '".$userInfo['language']."' ";
|
|
}
|
|
}
|
|
|
|
if ($adminGetsAllCourses && UserManager::is_admin($user_id)) {
|
|
// get the whole courses list
|
|
$sql = "SELECT DISTINCT(course.code), course.id as real_id, course.title
|
|
FROM $tbl_course course
|
|
INNER JOIN $tableCourseUrl url
|
|
ON (course.id = url.c_id)
|
|
WHERE
|
|
url.access_url_id = $urlId
|
|
$languageCondition
|
|
";
|
|
} else {
|
|
$withSpecialCourses = $withoutSpecialCourses = '';
|
|
|
|
if ($loadSpecialCourses) {
|
|
$specialCourseList = self::get_special_course_list();
|
|
|
|
if (!empty($specialCourseList)) {
|
|
$specialCourseToString = '"'.implode('","', $specialCourseList).'"';
|
|
$withSpecialCourses = ' AND course.id IN ('.$specialCourseToString.')';
|
|
$withoutSpecialCourses = ' AND course.id NOT IN ('.$specialCourseToString.')';
|
|
}
|
|
|
|
if (!empty($withSpecialCourses)) {
|
|
$sql = "SELECT DISTINCT (course.code),
|
|
course.id as real_id,
|
|
course.category_code AS category,
|
|
course.title
|
|
FROM $tbl_course_user course_rel_user
|
|
LEFT JOIN $tbl_course course
|
|
ON course.id = course_rel_user.c_id
|
|
LEFT JOIN $tbl_user_course_category user_course_category
|
|
ON course_rel_user.user_course_cat = user_course_category.id
|
|
INNER JOIN $tableCourseUrl url
|
|
ON (course.id = url.c_id)
|
|
WHERE url.access_url_id = $urlId
|
|
$withSpecialCourses
|
|
$languageCondition
|
|
GROUP BY course.code
|
|
ORDER BY user_course_category.sort, course.title, course_rel_user.sort ASC
|
|
";
|
|
$result = Database::query($sql);
|
|
if (Database::num_rows($result) > 0) {
|
|
while ($result_row = Database::fetch_array($result, 'ASSOC')) {
|
|
$result_row['special_course'] = 1;
|
|
$course_list[] = $result_row;
|
|
$codes[] = $result_row['real_id'];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// get course list not auto-register. Use Distinct to avoid multiple
|
|
// entries when a course is assigned to a HRD (DRH) as watcher
|
|
$sql = "SELECT
|
|
DISTINCT(course.code),
|
|
course.id as real_id,
|
|
course.category_code AS category,
|
|
course.title
|
|
FROM $tbl_course course
|
|
INNER JOIN $tbl_course_user cru
|
|
ON (course.id = cru.c_id)
|
|
INNER JOIN $tableCourseUrl url
|
|
ON (course.id = url.c_id)
|
|
WHERE
|
|
url.access_url_id = $urlId AND
|
|
cru.user_id = '$user_id'
|
|
$withoutSpecialCourses
|
|
$languageCondition
|
|
ORDER BY course.title
|
|
";
|
|
}
|
|
$result = Database::query($sql);
|
|
|
|
if (Database::num_rows($result)) {
|
|
while ($row = Database::fetch_array($result, 'ASSOC')) {
|
|
if (!empty($skipCourseList)) {
|
|
if (in_array($row['real_id'], $skipCourseList)) {
|
|
continue;
|
|
}
|
|
}
|
|
$course_list[] = $row;
|
|
$codes[] = $row['real_id'];
|
|
}
|
|
}
|
|
|
|
if ($include_sessions === true) {
|
|
$sql = "SELECT DISTINCT (c.code),
|
|
c.id as real_id,
|
|
c.category_code AS category,
|
|
s.id as session_id,
|
|
s.name as session_name
|
|
FROM ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)." scu
|
|
INNER JOIN $tbl_course c
|
|
ON (scu.c_id = c.id)
|
|
INNER JOIN ".Database::get_main_table(TABLE_MAIN_SESSION)." s
|
|
ON (s.id = scu.session_id)
|
|
WHERE user_id = $user_id ";
|
|
$r = Database::query($sql);
|
|
while ($row = Database::fetch_array($r, 'ASSOC')) {
|
|
if (!empty($skipCourseList)) {
|
|
if (in_array($row['real_id'], $skipCourseList)) {
|
|
continue;
|
|
}
|
|
}
|
|
|
|
if ($showCoursesSessionWithDifferentKey) {
|
|
$course_list[] = $row;
|
|
} else {
|
|
if (!in_array($row['real_id'], $codes)) {
|
|
$course_list[] = $row;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return $course_list;
|
|
}
|
|
|
|
/**
|
|
* Get course ID from a given course directory name.
|
|
*
|
|
* @param string $path Course directory (without any slash)
|
|
*
|
|
* @return string Course code, or false if not found
|
|
*/
|
|
public static function getCourseCodeFromDirectory($path)
|
|
{
|
|
$path = Database::escape_string(str_replace('.', '', str_replace('/', '', $path)));
|
|
$res = Database::query("SELECT code FROM ".Database::get_main_table(TABLE_MAIN_COURSE)."
|
|
WHERE directory LIKE BINARY '$path'");
|
|
if ($res === false) {
|
|
return false;
|
|
}
|
|
if (Database::num_rows($res) != 1) {
|
|
return false;
|
|
}
|
|
$row = Database::fetch_array($res);
|
|
|
|
return $row['code'];
|
|
}
|
|
|
|
/**
|
|
* Get course code(s) from visual code.
|
|
*
|
|
* @deprecated
|
|
*
|
|
* @param string Visual code
|
|
*
|
|
* @return array List of codes for the given visual code
|
|
*/
|
|
public static function get_courses_info_from_visual_code($code)
|
|
{
|
|
$result = [];
|
|
$sql_result = Database::query("SELECT * FROM ".Database::get_main_table(TABLE_MAIN_COURSE)."
|
|
WHERE visual_code = '".Database::escape_string($code)."'");
|
|
while ($virtual_course = Database::fetch_array($sql_result)) {
|
|
$result[] = $virtual_course;
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Get emails of tutors to course.
|
|
*
|
|
* @param int $courseId
|
|
*
|
|
* @return array List of emails of tutors to course
|
|
*
|
|
* @author Carlos Vargas <carlos.vargas@dokeos.com>, Dokeos Latino
|
|
* */
|
|
public static function get_emails_of_tutors_to_course($courseId)
|
|
{
|
|
$list = [];
|
|
$courseId = intval($courseId);
|
|
$res = Database::query(
|
|
"SELECT user_id
|
|
FROM ".Database::get_main_table(TABLE_MAIN_COURSE_USER)."
|
|
WHERE c_id = $courseId AND status = 1"
|
|
);
|
|
while ($list_users = Database::fetch_array($res)) {
|
|
$result = Database::query(
|
|
"SELECT * FROM ".Database::get_main_table(TABLE_MAIN_USER)."
|
|
WHERE user_id = ".$list_users['user_id']
|
|
);
|
|
while ($row_user = Database::fetch_array($result)) {
|
|
$name_teacher = api_get_person_name($row_user['firstname'], $row_user['lastname']);
|
|
$list[] = [$row_user['email'] => $name_teacher];
|
|
}
|
|
}
|
|
|
|
return $list;
|
|
}
|
|
|
|
/**
|
|
* Get coaches emails by session.
|
|
*
|
|
* @param int $session_id
|
|
* @param int $courseId
|
|
*
|
|
* @return array array(email => name_tutor) by coach
|
|
*
|
|
* @author Carlos Vargas <carlos.vargas@dokeos.com>
|
|
*/
|
|
public static function get_email_of_tutor_to_session($session_id, $courseId)
|
|
{
|
|
$tbl_session_course_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
|
|
$tbl_user = Database::get_main_table(TABLE_MAIN_USER);
|
|
$coachs_emails = [];
|
|
|
|
$courseId = intval($courseId);
|
|
$session_id = intval($session_id);
|
|
|
|
$sql = "SELECT user_id
|
|
FROM $tbl_session_course_user
|
|
WHERE
|
|
session_id = $session_id AND
|
|
c_id = $courseId AND
|
|
status = 2
|
|
";
|
|
$rs = Database::query($sql);
|
|
|
|
if (Database::num_rows($rs) > 0) {
|
|
$user_ids = [];
|
|
while ($row = Database::fetch_array($rs)) {
|
|
$user_ids[] = $row['user_id'];
|
|
}
|
|
|
|
$sql = "SELECT firstname, lastname, email FROM $tbl_user
|
|
WHERE user_id IN (".implode(",", $user_ids).")";
|
|
$rs_user = Database::query($sql);
|
|
|
|
while ($row_emails = Database::fetch_array($rs_user)) {
|
|
$mail_tutor = [
|
|
'email' => $row_emails['email'],
|
|
'complete_name' => api_get_person_name($row_emails['firstname'], $row_emails['lastname']),
|
|
];
|
|
$coachs_emails[] = $mail_tutor;
|
|
}
|
|
}
|
|
|
|
return $coachs_emails;
|
|
}
|
|
|
|
/**
|
|
* Creates a new extra field for a given course.
|
|
*
|
|
* @param string $variable Field's internal variable name
|
|
* @param int $fieldType Field's type
|
|
* @param string $displayText Field's language var name
|
|
* @param string $default Optional. The default value
|
|
*
|
|
* @return int New extra field ID
|
|
*/
|
|
public static function create_course_extra_field($variable, $fieldType, $displayText, $default = '')
|
|
{
|
|
$extraField = new ExtraField('course');
|
|
$params = [
|
|
'variable' => $variable,
|
|
'field_type' => $fieldType,
|
|
'display_text' => $displayText,
|
|
'default_value' => $default,
|
|
];
|
|
|
|
return $extraField->save($params);
|
|
}
|
|
|
|
/**
|
|
* Updates course attribute. Note that you need to check that your
|
|
* attribute is valid before you use this function.
|
|
*
|
|
* @param int $id Course id
|
|
* @param string $name Attribute name
|
|
* @param string $value Attribute value
|
|
*
|
|
* @return Doctrine\DBAL\Driver\Statement|null True if attribute was successfully updated,
|
|
* false if course was not found or attribute name is invalid
|
|
*/
|
|
public static function update_attribute($id, $name, $value)
|
|
{
|
|
$id = (int) $id;
|
|
$table = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$sql = "UPDATE $table SET $name = '".Database::escape_string($value)."'
|
|
WHERE id = $id";
|
|
|
|
return Database::query($sql);
|
|
}
|
|
|
|
/**
|
|
* Update course attributes. Will only update attributes with a non-empty value.
|
|
* Note that you NEED to check that your attributes are valid before using this function.
|
|
*
|
|
* @param int Course id
|
|
* @param array Associative array with field names as keys and field values as values
|
|
*
|
|
* @return Doctrine\DBAL\Driver\Statement|null True if update was successful, false otherwise
|
|
*/
|
|
public static function update_attributes($id, $attributes)
|
|
{
|
|
$id = (int) $id;
|
|
$table = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$sql = "UPDATE $table SET ";
|
|
$i = 0;
|
|
foreach ($attributes as $name => $value) {
|
|
if ($value != '') {
|
|
if ($i > 0) {
|
|
$sql .= ", ";
|
|
}
|
|
$sql .= " $name = '".Database::escape_string($value)."'";
|
|
$i++;
|
|
}
|
|
}
|
|
$sql .= " WHERE id = $id";
|
|
|
|
return Database::query($sql);
|
|
}
|
|
|
|
/**
|
|
* Update an extra field value for a given course.
|
|
*
|
|
* @param string $course_code Course code
|
|
* @param string $variable Field variable name
|
|
* @param string $value Optional. Default field value
|
|
*
|
|
* @return bool|int An integer when register a new extra field. And boolean when update the extrafield
|
|
*/
|
|
public static function update_course_extra_field_value($course_code, $variable, $value = '')
|
|
{
|
|
$courseInfo = api_get_course_info($course_code);
|
|
$courseId = $courseInfo['real_id'];
|
|
|
|
$extraFieldValues = new ExtraFieldValue('course');
|
|
$params = [
|
|
'item_id' => $courseId,
|
|
'variable' => $variable,
|
|
'value' => $value,
|
|
];
|
|
|
|
return $extraFieldValues->save($params);
|
|
}
|
|
|
|
/**
|
|
* @param int $sessionId
|
|
*
|
|
* @return mixed
|
|
*/
|
|
public static function get_session_category_id_by_session_id($sessionId)
|
|
{
|
|
if (empty($sessionId)) {
|
|
return [];
|
|
}
|
|
$sessionId = intval($sessionId);
|
|
$sql = 'SELECT sc.id session_category
|
|
FROM '.Database::get_main_table(TABLE_MAIN_SESSION_CATEGORY).' sc
|
|
INNER JOIN '.Database::get_main_table(TABLE_MAIN_SESSION).' s
|
|
ON sc.id = s.session_category_id
|
|
WHERE s.id = '.$sessionId;
|
|
|
|
return Database::result(
|
|
Database::query($sql),
|
|
0,
|
|
'session_category'
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Gets the value of a course extra field. Returns null if it was not found.
|
|
*
|
|
* @param string $variable Name of the extra field
|
|
* @param string $code Course code
|
|
*
|
|
* @return string Value
|
|
*/
|
|
public static function get_course_extra_field_value($variable, $code)
|
|
{
|
|
$courseInfo = api_get_course_info($code);
|
|
$courseId = $courseInfo['real_id'];
|
|
|
|
$extraFieldValues = new ExtraFieldValue('course');
|
|
$result = $extraFieldValues->get_values_by_handler_and_field_variable($courseId, $variable);
|
|
if (!empty($result['value'])) {
|
|
return $result['value'];
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Lists details of the course description.
|
|
*
|
|
* @param array The course description
|
|
* @param string The encoding
|
|
* @param bool If true is displayed if false is hidden
|
|
*
|
|
* @return string The course description in html
|
|
*/
|
|
public static function get_details_course_description_html(
|
|
$descriptions,
|
|
$charset,
|
|
$action_show = true
|
|
) {
|
|
$data = null;
|
|
if (isset($descriptions) && count($descriptions) > 0) {
|
|
foreach ($descriptions as $description) {
|
|
$data .= '<div class="sectiontitle">';
|
|
if (api_is_allowed_to_edit() && $action_show) {
|
|
//delete
|
|
$data .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&action=delete&description_id='.$description->id.'" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(
|
|
get_lang('ConfirmYourChoice'),
|
|
ENT_QUOTES,
|
|
$charset
|
|
)).'\')) return false;">';
|
|
$data .= Display::return_icon(
|
|
'delete.gif',
|
|
get_lang('Delete'),
|
|
['style' => 'vertical-align:middle;float:right;']
|
|
);
|
|
$data .= '</a> ';
|
|
//edit
|
|
$data .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&description_id='.$description->id.'">';
|
|
$data .= Display::return_icon(
|
|
'edit.png',
|
|
get_lang('Edit'),
|
|
['style' => 'vertical-align:middle;float:right; padding-right:4px;'],
|
|
ICON_SIZE_SMALL
|
|
);
|
|
$data .= '</a> ';
|
|
}
|
|
$data .= $description->title;
|
|
$data .= '</div>';
|
|
$data .= '<div class="sectioncomment">';
|
|
$data .= Security::remove_XSS($description->content);
|
|
$data .= '</div>';
|
|
}
|
|
} else {
|
|
$data .= '<em>'.get_lang('ThisCourseDescriptionIsEmpty').'</em>';
|
|
}
|
|
|
|
return $data;
|
|
}
|
|
|
|
/**
|
|
* Returns the details of a course category.
|
|
*
|
|
* @param string $code Category code
|
|
*
|
|
* @return array Course category
|
|
*/
|
|
public static function get_course_category($code)
|
|
{
|
|
$table = Database::get_main_table(TABLE_MAIN_CATEGORY);
|
|
$code = Database::escape_string($code);
|
|
$sql = "SELECT * FROM $table WHERE code = '$code'";
|
|
|
|
return Database::fetch_array(Database::query($sql));
|
|
}
|
|
|
|
/**
|
|
* Subscribes courses to human resource manager (Dashboard feature).
|
|
*
|
|
* @param int $hr_manager_id Human Resource Manager id
|
|
* @param array $courses_list Courses code
|
|
*
|
|
* @return int
|
|
*/
|
|
public static function subscribeCoursesToDrhManager($hr_manager_id, $courses_list)
|
|
{
|
|
$tbl_course_rel_user = Database::get_main_table(TABLE_MAIN_COURSE_USER);
|
|
$tbl_course_rel_access_url = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
|
|
|
|
$hr_manager_id = intval($hr_manager_id);
|
|
$affected_rows = 0;
|
|
|
|
//Deleting assigned courses to hrm_id
|
|
if (api_is_multiple_url_enabled()) {
|
|
$sql = "SELECT s.c_id FROM $tbl_course_rel_user s
|
|
INNER JOIN $tbl_course_rel_access_url a
|
|
ON (a.c_id = s.c_id)
|
|
WHERE
|
|
user_id = $hr_manager_id AND
|
|
relation_type = ".COURSE_RELATION_TYPE_RRHH." AND
|
|
access_url_id = ".api_get_current_access_url_id();
|
|
} else {
|
|
$sql = "SELECT c_id FROM $tbl_course_rel_user
|
|
WHERE user_id = $hr_manager_id AND relation_type = ".COURSE_RELATION_TYPE_RRHH;
|
|
}
|
|
$result = Database::query($sql);
|
|
if (Database::num_rows($result) > 0) {
|
|
while ($row = Database::fetch_array($result)) {
|
|
$sql = "DELETE FROM $tbl_course_rel_user
|
|
WHERE
|
|
c_id = {$row['c_id']} AND
|
|
user_id = $hr_manager_id AND
|
|
relation_type = ".COURSE_RELATION_TYPE_RRHH;
|
|
Database::query($sql);
|
|
}
|
|
}
|
|
|
|
// inserting new courses list
|
|
if (is_array($courses_list)) {
|
|
foreach ($courses_list as $course_code) {
|
|
$courseInfo = api_get_course_info($course_code);
|
|
$courseId = $courseInfo['real_id'];
|
|
$sql = "INSERT IGNORE INTO $tbl_course_rel_user(c_id, user_id, status, relation_type)
|
|
VALUES($courseId, $hr_manager_id, ".DRH.", ".COURSE_RELATION_TYPE_RRHH.")";
|
|
$result = Database::query($sql);
|
|
if (Database::affected_rows($result)) {
|
|
$affected_rows++;
|
|
}
|
|
}
|
|
}
|
|
|
|
return $affected_rows;
|
|
}
|
|
|
|
/**
|
|
* get courses followed by human resources manager.
|
|
*
|
|
* @param int $user_id
|
|
* @param int $status
|
|
* @param int $from
|
|
* @param int $limit
|
|
* @param string $column
|
|
* @param string $direction
|
|
* @param bool $getCount
|
|
*
|
|
* @return array courses
|
|
*/
|
|
public static function get_courses_followed_by_drh(
|
|
$user_id,
|
|
$status = DRH,
|
|
$from = null,
|
|
$limit = null,
|
|
$column = null,
|
|
$direction = null,
|
|
$getCount = false
|
|
) {
|
|
return self::getCoursesFollowedByUser(
|
|
$user_id,
|
|
$status,
|
|
$from,
|
|
$limit,
|
|
$column,
|
|
$direction,
|
|
$getCount
|
|
);
|
|
}
|
|
|
|
/**
|
|
* get courses followed by user.
|
|
*
|
|
* @param int $user_id
|
|
* @param int $status
|
|
* @param int $from
|
|
* @param int $limit
|
|
* @param string $column
|
|
* @param string $direction
|
|
* @param bool $getCount
|
|
* @param string $keyword
|
|
* @param int $sessionId
|
|
* @param bool $showAllAssignedCourses
|
|
*
|
|
* @return array courses
|
|
*/
|
|
public static function getCoursesFollowedByUser(
|
|
$user_id,
|
|
$status = null,
|
|
$from = null,
|
|
$limit = null,
|
|
$column = null,
|
|
$direction = null,
|
|
$getCount = false,
|
|
$keyword = null,
|
|
$sessionId = 0,
|
|
$showAllAssignedCourses = false
|
|
) {
|
|
// Database Table Definitions
|
|
$tbl_course = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$tbl_course_rel_user = Database::get_main_table(TABLE_MAIN_COURSE_USER);
|
|
$tbl_course_rel_access_url = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
|
|
$sessionId = (int) $sessionId;
|
|
$user_id = (int) $user_id;
|
|
$select = "SELECT DISTINCT *, c.id as real_id ";
|
|
|
|
if ($getCount) {
|
|
$select = "SELECT COUNT(DISTINCT c.id) as count";
|
|
}
|
|
|
|
$whereConditions = '';
|
|
switch ($status) {
|
|
case COURSEMANAGER:
|
|
$whereConditions .= " AND cru.user_id = $user_id";
|
|
if (!$showAllAssignedCourses) {
|
|
$whereConditions .= " AND cru.status = ".COURSEMANAGER;
|
|
} else {
|
|
$whereConditions .= " AND relation_type = ".COURSE_RELATION_TYPE_COURSE_MANAGER;
|
|
}
|
|
break;
|
|
case DRH:
|
|
$whereConditions .= " AND
|
|
cru.user_id = $user_id AND
|
|
cru.status = ".DRH." AND
|
|
relation_type = '".COURSE_RELATION_TYPE_RRHH."'
|
|
";
|
|
break;
|
|
}
|
|
|
|
$keywordCondition = null;
|
|
if (!empty($keyword)) {
|
|
$keyword = Database::escape_string($keyword);
|
|
$keywordCondition = " AND (c.code LIKE '%$keyword%' OR c.title LIKE '%$keyword%' ) ";
|
|
}
|
|
|
|
$orderBy = null;
|
|
$extraInnerJoin = null;
|
|
|
|
if (!empty($sessionId)) {
|
|
if ($status == COURSEMANAGER) {
|
|
// Teacher of course or teacher inside session
|
|
$whereConditions = " AND (cru.status = ".COURSEMANAGER." OR srcru.status = 2) ";
|
|
}
|
|
$courseList = SessionManager::get_course_list_by_session_id(
|
|
$sessionId
|
|
);
|
|
if (!empty($courseList)) {
|
|
$courseListToString = implode("','", array_keys($courseList));
|
|
$whereConditions .= " AND c.id IN ('".$courseListToString."')";
|
|
}
|
|
$tableSessionRelCourse = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
|
|
$tableSessionRelCourseRelUser = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
|
|
$orderBy = ' ORDER BY position';
|
|
$extraInnerJoin = " INNER JOIN $tableSessionRelCourse src
|
|
ON (c.id = src.c_id AND src.session_id = $sessionId)
|
|
INNER JOIN $tableSessionRelCourseRelUser srcru
|
|
ON (src.session_id = srcru.session_id AND srcru.c_id = src.c_id)
|
|
";
|
|
}
|
|
|
|
$whereConditions .= $keywordCondition;
|
|
$sql = "$select
|
|
FROM $tbl_course c
|
|
INNER JOIN $tbl_course_rel_user cru
|
|
ON (cru.c_id = c.id)
|
|
INNER JOIN $tbl_course_rel_access_url a
|
|
ON (a.c_id = c.id)
|
|
$extraInnerJoin
|
|
WHERE
|
|
access_url_id = ".api_get_current_access_url_id()."
|
|
$whereConditions
|
|
$orderBy
|
|
";
|
|
if (isset($from) && isset($limit)) {
|
|
$from = intval($from);
|
|
$limit = intval($limit);
|
|
$sql .= " LIMIT $from, $limit";
|
|
}
|
|
|
|
$result = Database::query($sql);
|
|
|
|
if ($getCount) {
|
|
$row = Database::fetch_array($result);
|
|
|
|
return $row['count'];
|
|
}
|
|
|
|
$courses = [];
|
|
if (Database::num_rows($result) > 0) {
|
|
while ($row = Database::fetch_array($result)) {
|
|
$courses[$row['code']] = $row;
|
|
}
|
|
}
|
|
|
|
return $courses;
|
|
}
|
|
|
|
/**
|
|
* check if a course is special (autoregister).
|
|
*
|
|
* @param int $courseId
|
|
*
|
|
* @return bool
|
|
*/
|
|
public static function isSpecialCourse($courseId)
|
|
{
|
|
$extraFieldValue = new ExtraFieldValue('course');
|
|
$result = $extraFieldValue->get_values_by_handler_and_field_variable(
|
|
$courseId,
|
|
'special_course'
|
|
);
|
|
|
|
if (!empty($result)) {
|
|
if ($result['value'] == 1) {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Update course picture.
|
|
*
|
|
* @param array $courseInfo
|
|
* @param string File name
|
|
* @param string the full system name of the image
|
|
* from which course picture will be created
|
|
* @param string $cropParameters Optional string that contents "x,y,width,height" of a cropped image format
|
|
*
|
|
* @return bool Returns the resulting. In case of internal error or negative validation returns FALSE.
|
|
*/
|
|
public static function update_course_picture(
|
|
$courseInfo,
|
|
$filename,
|
|
$source_file = null,
|
|
$cropParameters = null
|
|
) {
|
|
if (empty($courseInfo)) {
|
|
return false;
|
|
}
|
|
|
|
// course path
|
|
$store_path = api_get_path(SYS_COURSE_PATH).$courseInfo['path'];
|
|
// image name for courses
|
|
$course_image = $store_path.'/course-pic.png';
|
|
$course_medium_image = $store_path.'/course-pic85x85.png';
|
|
|
|
if (file_exists($course_image)) {
|
|
unlink($course_image);
|
|
}
|
|
if (file_exists($course_medium_image)) {
|
|
unlink($course_medium_image);
|
|
}
|
|
|
|
//Crop the image to adjust 4:3 ratio
|
|
$image = new Image($source_file);
|
|
$image->crop($cropParameters);
|
|
|
|
//Resize the images in two formats
|
|
$medium = new Image($source_file);
|
|
$medium->resize(85);
|
|
$medium->send_image($course_medium_image, -1, 'png');
|
|
$normal = new Image($source_file);
|
|
$normal->resize(400);
|
|
$normal->send_image($course_image, -1, 'png');
|
|
|
|
$result = $medium && $normal;
|
|
|
|
return $result ? $result : false;
|
|
}
|
|
|
|
/**
|
|
* Deletes the course picture.
|
|
*
|
|
* @param string $courseCode
|
|
*/
|
|
public static function deleteCoursePicture($courseCode)
|
|
{
|
|
$course_info = api_get_course_info($courseCode);
|
|
// course path
|
|
$storePath = api_get_path(SYS_COURSE_PATH).$course_info['path'];
|
|
// image name for courses
|
|
$courseImage = $storePath.'/course-pic.png';
|
|
$courseMediumImage = $storePath.'/course-pic85x85.png';
|
|
$courseSmallImage = $storePath.'/course-pic32.png';
|
|
|
|
if (file_exists($courseImage)) {
|
|
unlink($courseImage);
|
|
}
|
|
if (file_exists($courseMediumImage)) {
|
|
unlink($courseMediumImage);
|
|
}
|
|
if (file_exists($courseSmallImage)) {
|
|
unlink($courseSmallImage);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Builds the course block in user_portal.php.
|
|
*
|
|
* @todo use Twig
|
|
*
|
|
* @param array $params
|
|
*
|
|
* @return string
|
|
*/
|
|
public static function course_item_html_no_icon($params)
|
|
{
|
|
$html = '<div class="course_item">';
|
|
$html .= '<div class="row">';
|
|
$html .= '<div class="col-md-7">';
|
|
|
|
$notifications = isset($params['notifications']) ? $params['notifications'] : null;
|
|
|
|
$html .= '<h3>'.$params['title'].$notifications.'</h3> ';
|
|
|
|
if (isset($params['description'])) {
|
|
$html .= '<p>'.$params['description'].'</p>';
|
|
}
|
|
if (!empty($params['subtitle'])) {
|
|
$html .= '<small>'.$params['subtitle'].'</small>';
|
|
}
|
|
if (!empty($params['teachers'])) {
|
|
$html .= '<h5 class="teacher">'.
|
|
Display::return_icon(
|
|
'teacher.png',
|
|
get_lang('Teacher'),
|
|
[],
|
|
ICON_SIZE_TINY
|
|
).
|
|
$params['teachers'].'</h5>';
|
|
}
|
|
if (!empty($params['coaches'])) {
|
|
$html .= '<h5 class="teacher">'.
|
|
Display::return_icon(
|
|
'teacher.png',
|
|
get_lang('Coach'),
|
|
[],
|
|
ICON_SIZE_TINY
|
|
).
|
|
$params['coaches'].'</h5>';
|
|
}
|
|
|
|
$html .= '</div>';
|
|
$params['right_actions'] = isset($params['right_actions']) ? $params['right_actions'] : null;
|
|
$html .= '<div class="pull-right course-box-actions">'.$params['right_actions'].'</div>';
|
|
$html .= '</div>';
|
|
$html .= '</div>';
|
|
|
|
return $html;
|
|
}
|
|
|
|
/**
|
|
* @param $params
|
|
* @param bool|false $is_sub_content
|
|
*
|
|
* @return string
|
|
*/
|
|
public static function session_items_html($params, $is_sub_content = false)
|
|
{
|
|
$html = '';
|
|
$html .= '<div class="row">';
|
|
$html .= '<div class="col-md-2">';
|
|
if (!empty($params['link'])) {
|
|
$html .= '<a class="thumbnail" href="'.$params['link'].'">';
|
|
$html .= $params['icon'];
|
|
$html .= '</a>';
|
|
} else {
|
|
$html .= $params['icon'];
|
|
}
|
|
$html .= '</div>';
|
|
$html .= '<div class="col-md-10">';
|
|
$html .= $params['title'];
|
|
$html .= $params['coaches'];
|
|
$html .= '</div>';
|
|
$html .= '</div>';
|
|
|
|
return $html;
|
|
}
|
|
|
|
/**
|
|
* Display special courses (and only these) as several HTML divs of class userportal-course-item.
|
|
*
|
|
* Special courses are courses that stick on top of the list and are "auto-registerable"
|
|
* in the sense that any user clicking them is registered as a student
|
|
*
|
|
* @param int $user_id User id
|
|
* @param bool $load_dirs Whether to show the document quick-loader or not
|
|
* @param bool $useUserLanguageFilterIfAvailable
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function returnSpecialCourses(
|
|
$user_id,
|
|
$load_dirs = false,
|
|
$useUserLanguageFilterIfAvailable = true
|
|
) {
|
|
$user_id = intval($user_id);
|
|
$table = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$specialCourseList = self::get_special_course_list();
|
|
|
|
if (empty($specialCourseList)) {
|
|
return [];
|
|
}
|
|
|
|
// Filter by language
|
|
$languageCondition = '';
|
|
$onlyInUserLanguage = api_get_configuration_value('my_courses_show_courses_in_user_language_only');
|
|
if ($useUserLanguageFilterIfAvailable && $onlyInUserLanguage) {
|
|
$userInfo = api_get_user_info(api_get_user_id());
|
|
if (!empty($userInfo['language'])) {
|
|
$languageCondition = " AND course_language = '".$userInfo['language']."' ";
|
|
}
|
|
}
|
|
|
|
$sql = "SELECT
|
|
id,
|
|
code,
|
|
subscribe subscr,
|
|
unsubscribe unsubscr
|
|
FROM $table
|
|
WHERE
|
|
id IN ('".implode("','", $specialCourseList)."')
|
|
$languageCondition
|
|
GROUP BY code";
|
|
|
|
$rs_special_course = Database::query($sql);
|
|
$number_of_courses = Database::num_rows($rs_special_course);
|
|
$showCustomIcon = api_get_setting('course_images_in_courses_list');
|
|
|
|
$courseList = [];
|
|
if ($number_of_courses > 0) {
|
|
while ($course = Database::fetch_array($rs_special_course)) {
|
|
$course_info = api_get_course_info($course['code']);
|
|
$courseId = $course_info['real_id'];
|
|
if ($course_info['visibility'] == COURSE_VISIBILITY_HIDDEN) {
|
|
continue;
|
|
}
|
|
|
|
$params = [];
|
|
//Param (course_code) needed to get the student info in page "My courses"
|
|
$params['course_code'] = $course['code'];
|
|
$params['code'] = $course['code'];
|
|
// Get notifications.
|
|
$course_info['id_session'] = null;
|
|
$courseUserInfo = self::getUserCourseInfo($user_id, $courseId);
|
|
|
|
if (empty($courseUserInfo)) {
|
|
$course_info['status'] = STUDENT;
|
|
} else {
|
|
$course_info['status'] = $courseUserInfo['status'];
|
|
}
|
|
$show_notification = !api_get_configuration_value('hide_course_notification')
|
|
? Display::show_notification($course_info)
|
|
: '';
|
|
$params['edit_actions'] = '';
|
|
$params['document'] = '';
|
|
if (api_is_platform_admin()) {
|
|
$params['edit_actions'] .= api_get_path(WEB_CODE_PATH).'course_info/infocours.php?cidReq='.$course['code'];
|
|
if ($load_dirs) {
|
|
$params['document'] = '<a id="document_preview_'.$courseId.'_0" class="document_preview btn btn-default btn-sm" href="javascript:void(0);">'
|
|
.Display::returnFontAwesomeIcon('folder-open').'</a>';
|
|
$params['document'] .= Display::div('', ['id' => 'document_result_'.$courseId.'_0', 'class' => 'document_preview_container']);
|
|
}
|
|
} else {
|
|
if ($course_info['visibility'] != COURSE_VISIBILITY_CLOSED && $load_dirs) {
|
|
$params['document'] = '<a id="document_preview_'.$courseId.'_0" class="document_preview btn btn-default btn-sm" href="javascript:void(0);">'
|
|
.Display::returnFontAwesomeIcon('folder-open').'</a>';
|
|
$params['document'] .= Display::div('', ['id' => 'document_result_'.$courseId.'_0', 'class' => 'document_preview_container']);
|
|
}
|
|
}
|
|
|
|
$params['visibility'] = $course_info['visibility'];
|
|
$params['status'] = $course_info['status'];
|
|
$params['category'] = $course_info['categoryName'];
|
|
$params['category_code'] = $course_info['categoryCode'];
|
|
$params['icon'] = Display::return_icon(
|
|
'drawing-pin.png',
|
|
null,
|
|
null,
|
|
ICON_SIZE_LARGE,
|
|
null
|
|
);
|
|
|
|
if (api_get_setting('display_coursecode_in_courselist') == 'true') {
|
|
$params['code_course'] = '('.$course_info['visual_code'].')';
|
|
}
|
|
|
|
$params['title'] = $course_info['title'];
|
|
$params['title_cut'] = $course_info['title'];
|
|
$params['link'] = $course_info['course_public_url'].'?id_session=0&autoreg=1';
|
|
if (api_get_setting('display_teacher_in_courselist') === 'true') {
|
|
$params['teachers'] = self::getTeachersFromCourse(
|
|
$courseId,
|
|
true
|
|
);
|
|
}
|
|
|
|
if ($showCustomIcon === 'true') {
|
|
$params['thumbnails'] = $course_info['course_image'];
|
|
$params['image'] = $course_info['course_image_large'];
|
|
}
|
|
|
|
if ($course_info['visibility'] != COURSE_VISIBILITY_CLOSED) {
|
|
$params['notifications'] = $show_notification;
|
|
}
|
|
|
|
$params['is_special_course'] = true;
|
|
$courseList[] = $params;
|
|
}
|
|
}
|
|
|
|
return $courseList;
|
|
}
|
|
|
|
/**
|
|
* Display courses (without special courses) as several HTML divs
|
|
* of course categories, as class userportal-catalog-item.
|
|
*
|
|
* @uses \displayCoursesInCategory() to display the courses themselves
|
|
*
|
|
* @param int $user_id
|
|
* @param bool $load_dirs Whether to show the document quick-loader or not
|
|
* @param bool $useUserLanguageFilterIfAvailable
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function returnCourses(
|
|
$user_id,
|
|
$load_dirs = false,
|
|
$useUserLanguageFilterIfAvailable = true
|
|
) {
|
|
$user_id = intval($user_id);
|
|
if (empty($user_id)) {
|
|
$user_id = api_get_user_id();
|
|
}
|
|
// Step 1: We get all the categories of the user
|
|
$table = Database::get_main_table(TABLE_USER_COURSE_CATEGORY);
|
|
$sql = "SELECT id, title FROM $table
|
|
WHERE user_id = '".$user_id."'
|
|
ORDER BY sort ASC";
|
|
|
|
$result = Database::query($sql);
|
|
$listItems = [
|
|
'in_category' => [],
|
|
'not_category' => [],
|
|
];
|
|
while ($row = Database::fetch_array($result)) {
|
|
// We simply display the title of the category.
|
|
$courseInCategory = self::returnCoursesCategories(
|
|
$row['id'],
|
|
$load_dirs,
|
|
$user_id,
|
|
$useUserLanguageFilterIfAvailable
|
|
);
|
|
|
|
$params = [
|
|
'id_category' => $row['id'],
|
|
'title_category' => $row['title'],
|
|
'courses' => $courseInCategory,
|
|
];
|
|
$listItems['in_category'][] = $params;
|
|
}
|
|
|
|
// Step 2: We display the course without a user category.
|
|
$coursesNotCategory = self::returnCoursesCategories(
|
|
0,
|
|
$load_dirs,
|
|
$user_id,
|
|
$useUserLanguageFilterIfAvailable
|
|
);
|
|
|
|
if ($coursesNotCategory) {
|
|
$listItems['not_category'] = $coursesNotCategory;
|
|
}
|
|
|
|
return $listItems;
|
|
}
|
|
|
|
/**
|
|
* Display courses inside a category (without special courses) as HTML dics of
|
|
* class userportal-course-item.
|
|
*
|
|
* @param int $user_category_id User category id
|
|
* @param bool $load_dirs Whether to show the document quick-loader or not
|
|
* @param int $user_id
|
|
* @param bool $useUserLanguageFilterIfAvailable
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function returnCoursesCategories(
|
|
$user_category_id,
|
|
$load_dirs = false,
|
|
$user_id = 0,
|
|
$useUserLanguageFilterIfAvailable = true
|
|
) {
|
|
$user_id = $user_id ?: api_get_user_id();
|
|
$user_category_id = (int) $user_category_id;
|
|
|
|
// Table definitions
|
|
$TABLECOURS = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$TABLECOURSUSER = Database::get_main_table(TABLE_MAIN_COURSE_USER);
|
|
$TABLE_ACCESS_URL_REL_COURSE = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
|
|
$current_url_id = api_get_current_access_url_id();
|
|
|
|
// Get course list auto-register
|
|
$special_course_list = self::get_special_course_list();
|
|
$without_special_courses = '';
|
|
if (!empty($special_course_list)) {
|
|
$without_special_courses = ' AND course.id NOT IN ("'.implode('","', $special_course_list).'")';
|
|
}
|
|
|
|
$userCategoryCondition = " (course_rel_user.user_course_cat = $user_category_id) ";
|
|
if (empty($user_category_id)) {
|
|
$userCategoryCondition = ' (course_rel_user.user_course_cat = 0 OR course_rel_user.user_course_cat IS NULL) ';
|
|
}
|
|
|
|
$languageCondition = '';
|
|
$onlyInUserLanguage = api_get_configuration_value('my_courses_show_courses_in_user_language_only');
|
|
if ($useUserLanguageFilterIfAvailable && $onlyInUserLanguage) {
|
|
$userInfo = api_get_user_info(api_get_user_id());
|
|
if (!empty($userInfo['language'])) {
|
|
$languageCondition = " AND course.course_language = '".$userInfo['language']."' ";
|
|
}
|
|
}
|
|
|
|
$sql = "SELECT DISTINCT
|
|
course.id,
|
|
course_rel_user.status status,
|
|
course.code as course_code,
|
|
user_course_cat,
|
|
course_rel_user.sort
|
|
FROM $TABLECOURS course
|
|
INNER JOIN $TABLECOURSUSER course_rel_user
|
|
ON (course.id = course_rel_user.c_id)
|
|
INNER JOIN $TABLE_ACCESS_URL_REL_COURSE url
|
|
ON (url.c_id = course.id)
|
|
WHERE
|
|
course_rel_user.user_id = '".$user_id."' AND
|
|
$userCategoryCondition
|
|
$without_special_courses
|
|
$languageCondition
|
|
";
|
|
// If multiple URL access mode is enabled, only fetch courses
|
|
// corresponding to the current URL.
|
|
if (api_get_multiple_access_url() && $current_url_id != -1) {
|
|
$sql .= " AND access_url_id='".$current_url_id."'";
|
|
}
|
|
// Use user's classification for courses (if any).
|
|
$sql .= " ORDER BY course_rel_user.user_course_cat, course_rel_user.sort ASC";
|
|
$result = Database::query($sql);
|
|
|
|
$showCustomIcon = api_get_setting('course_images_in_courses_list');
|
|
// Browse through all courses.
|
|
$courseAdded = [];
|
|
$courseList = [];
|
|
while ($row = Database::fetch_array($result)) {
|
|
$course_info = api_get_course_info_by_id($row['id']);
|
|
|
|
if (isset($course_info['visibility']) &&
|
|
$course_info['visibility'] == COURSE_VISIBILITY_HIDDEN
|
|
) {
|
|
continue;
|
|
}
|
|
|
|
// Skip if already in list
|
|
if (in_array($course_info['real_id'], $courseAdded)) {
|
|
continue;
|
|
}
|
|
$course_info['id_session'] = null;
|
|
$course_info['status'] = $row['status'];
|
|
// For each course, get if there is any notification icon to show
|
|
// (something that would have changed since the user's last visit).
|
|
$showNotification = !api_get_configuration_value('hide_course_notification')
|
|
? Display::show_notification($course_info)
|
|
: '';
|
|
$iconName = basename($course_info['course_image']);
|
|
|
|
$params = [];
|
|
//Param (course_code) needed to get the student process
|
|
$params['course_code'] = $row['course_code'];
|
|
$params['code'] = $row['course_code'];
|
|
|
|
if ($showCustomIcon === 'true' && $iconName != 'course.png') {
|
|
$params['thumbnails'] = $course_info['course_image'];
|
|
$params['image'] = $course_info['course_image_large'];
|
|
}
|
|
|
|
$thumbnails = null;
|
|
$image = null;
|
|
if ($showCustomIcon === 'true' && $iconName != 'course.png') {
|
|
$thumbnails = $course_info['course_image'];
|
|
$image = $course_info['course_image_large'];
|
|
} else {
|
|
$image = Display::return_icon(
|
|
'session_default.png',
|
|
null,
|
|
null,
|
|
null,
|
|
null,
|
|
true
|
|
);
|
|
}
|
|
|
|
$params['course_id'] = $course_info['real_id'];
|
|
$params['edit_actions'] = '';
|
|
$params['document'] = '';
|
|
if (api_is_platform_admin()) {
|
|
$params['edit_actions'] .= api_get_path(WEB_CODE_PATH).'course_info/infocours.php?cidReq='.$course_info['code'];
|
|
if ($load_dirs) {
|
|
$params['document'] = '<a id="document_preview_'.$course_info['real_id'].'_0" class="document_preview btn btn-default btn-sm" href="javascript:void(0);">'
|
|
.Display::returnFontAwesomeIcon('folder-open').'</a>';
|
|
$params['document'] .= Display::div(
|
|
'',
|
|
[
|
|
'id' => 'document_result_'.$course_info['real_id'].'_0',
|
|
'class' => 'document_preview_container',
|
|
]
|
|
);
|
|
}
|
|
}
|
|
if ($load_dirs) {
|
|
$params['document'] = '<a id="document_preview_'.$course_info['real_id'].'_0" class="document_preview btn btn-default btn-sm" href="javascript:void(0);">'
|
|
.Display::returnFontAwesomeIcon('folder-open').'</a>';
|
|
$params['document'] .= Display::div(
|
|
'',
|
|
[
|
|
'id' => 'document_result_'.$course_info['real_id'].'_0',
|
|
'class' => 'document_preview_container',
|
|
]
|
|
);
|
|
}
|
|
|
|
$courseUrl = api_get_path(WEB_COURSE_PATH).$course_info['path'].'/index.php?id_session=0';
|
|
$teachers = [];
|
|
if (api_get_setting('display_teacher_in_courselist') === 'true') {
|
|
$teachers = self::getTeachersFromCourse(
|
|
$course_info['real_id'],
|
|
true
|
|
);
|
|
}
|
|
|
|
$params['status'] = $row['status'];
|
|
if (api_get_setting('display_coursecode_in_courselist') == 'true') {
|
|
$params['code_course'] = '('.$course_info['visual_code'].') ';
|
|
}
|
|
|
|
$params['current_user_is_teacher'] = false;
|
|
/** @var array $teacher */
|
|
foreach ($teachers as $teacher) {
|
|
if ($teacher['id'] != $user_id) {
|
|
continue;
|
|
}
|
|
$params['current_user_is_teacher'] = true;
|
|
}
|
|
|
|
$params['visibility'] = $course_info['visibility'];
|
|
$params['link'] = $courseUrl;
|
|
$params['thumbnails'] = $thumbnails;
|
|
$params['image'] = $image;
|
|
$params['title'] = $course_info['title'];
|
|
$params['title_cut'] = $params['title'];
|
|
$params['category'] = $course_info['categoryName'];
|
|
$params['category_code'] = $course_info['categoryCode'];
|
|
$params['teachers'] = $teachers;
|
|
|
|
if ($course_info['visibility'] != COURSE_VISIBILITY_CLOSED) {
|
|
$params['notifications'] = $showNotification;
|
|
}
|
|
$courseAdded[] = $course_info['real_id'];
|
|
$courseList[] = $params;
|
|
}
|
|
|
|
return $courseList;
|
|
}
|
|
|
|
/**
|
|
* Display courses inside a category (without special courses) as HTML dics of
|
|
* class userportal-course-item.
|
|
*
|
|
* @deprecated use self::returnCoursesCategories(0);
|
|
*
|
|
* @param int User category id
|
|
* @param bool Whether to show the document quick-loader or not
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function returnCoursesWithoutCategories($user_category_id, $load_dirs = false)
|
|
{
|
|
$user_id = api_get_user_id();
|
|
// Table definitions
|
|
$TABLECOURS = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$TABLECOURSUSER = Database::get_main_table(TABLE_MAIN_COURSE_USER);
|
|
$TABLE_ACCESS_URL_REL_COURSE = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
|
|
$current_url_id = api_get_current_access_url_id();
|
|
$courseList = [];
|
|
|
|
// Get course list auto-register
|
|
$special_course_list = self::get_special_course_list();
|
|
|
|
$without_special_courses = '';
|
|
if (!empty($special_course_list)) {
|
|
$without_special_courses = ' AND course.id NOT IN ("'.implode('","', $special_course_list).'")';
|
|
}
|
|
|
|
$sql = "SELECT
|
|
course.id,
|
|
course.title,
|
|
course.code,
|
|
course.subscribe subscr,
|
|
course.unsubscribe unsubscr,
|
|
course_rel_user.status status,
|
|
course_rel_user.sort sort,
|
|
course_rel_user.user_course_cat user_course_cat
|
|
FROM $TABLECOURS course
|
|
INNER JOIN $TABLECOURSUSER course_rel_user
|
|
ON (course.id = course_rel_user.c_id)
|
|
INNER JOIN $TABLE_ACCESS_URL_REL_COURSE url
|
|
ON (url.c_id = course.id)
|
|
WHERE
|
|
course_rel_user.user_id = $user_id AND
|
|
course_rel_user.user_course_cat = $user_category_id
|
|
$without_special_courses ";
|
|
|
|
// If multiple URL access mode is enabled, only fetch courses
|
|
// corresponding to the current URL.
|
|
if (api_get_multiple_access_url() && $current_url_id != -1) {
|
|
$sql .= " AND url.c_id = course.id AND access_url_id = $current_url_id ";
|
|
}
|
|
// Use user's classification for courses (if any).
|
|
$sql .= " ORDER BY course_rel_user.user_course_cat, course_rel_user.sort ASC";
|
|
$result = Database::query($sql);
|
|
|
|
$showCustomIcon = api_get_setting('course_images_in_courses_list');
|
|
// Browse through all courses.
|
|
while ($row = Database::fetch_array($result)) {
|
|
$course_info = api_get_course_info($row['code']);
|
|
if (isset($course_info['visibility']) &&
|
|
$course_info['visibility'] == COURSE_VISIBILITY_HIDDEN
|
|
) {
|
|
continue;
|
|
}
|
|
$course_info['id_session'] = null;
|
|
$course_info['status'] = $row['status'];
|
|
|
|
// For each course, get if there is any notification icon to show
|
|
// (something that would have changed since the user's last visit).
|
|
$showNotification = !api_get_configuration_value('hide_course_notification')
|
|
? Display::show_notification($course_info)
|
|
: '';
|
|
|
|
$thumbnails = null;
|
|
$image = null;
|
|
$iconName = basename($course_info['course_image']);
|
|
if ($showCustomIcon === 'true' && $iconName != 'course.png') {
|
|
$thumbnails = $course_info['course_image'];
|
|
$image = $course_info['course_image_large'];
|
|
} else {
|
|
$image = Display::return_icon(
|
|
'session_default.png',
|
|
null,
|
|
null,
|
|
null,
|
|
null,
|
|
true
|
|
);
|
|
}
|
|
|
|
$params = [];
|
|
//Param (course_code) needed to get the student process
|
|
$params['course_code'] = $row['code'];
|
|
$params['edit_actions'] = '';
|
|
$params['document'] = '';
|
|
if (api_is_platform_admin()) {
|
|
$params['edit_actions'] .= api_get_path(WEB_CODE_PATH).'course_info/infocours.php?cidReq='.$course_info['code'];
|
|
if ($load_dirs) {
|
|
$params['document'] = '<a id="document_preview_'.$course_info['real_id'].'_0" class="document_preview btn btn-default btn-sm" href="javascript:void(0);">'
|
|
.Display::returnFontAwesomeIcon('folder-open').'</a>';
|
|
$params['document'] .= Display::div('', ['id' => 'document_result_'.$course_info['real_id'].'_0', 'class' => 'document_preview_container']);
|
|
}
|
|
}
|
|
if ($load_dirs) {
|
|
$params['document'] = '<a id="document_preview_'.$course_info['real_id'].'_0" class="document_preview btn btn-default btn-sm" href="javascript:void(0);">'
|
|
.Display::returnFontAwesomeIcon('folder-open').'</a>';
|
|
$params['document'] .= Display::div('', ['id' => 'document_result_'.$course_info['real_id'].'_0', 'class' => 'document_preview_container']);
|
|
}
|
|
|
|
$course_title_url = api_get_path(WEB_COURSE_PATH).$course_info['path'].'/index.php?id_session=0';
|
|
|
|
$teachers = [];
|
|
if (api_get_setting('display_teacher_in_courselist') === 'true') {
|
|
$teachers = self::getTeachersFromCourse(
|
|
$course_info['real_id'],
|
|
false
|
|
);
|
|
}
|
|
$params['status'] = $row['status'];
|
|
|
|
if (api_get_setting('display_coursecode_in_courselist') == 'true') {
|
|
$params['code_course'] = '('.$course_info['visual_code'].') ';
|
|
}
|
|
|
|
$params['visibility'] = $course_info['visibility'];
|
|
$params['link'] = $course_title_url;
|
|
$params['thumbnails'] = $thumbnails;
|
|
$params['image'] = $image;
|
|
$params['title'] = $course_info['title'];
|
|
$params['category'] = $course_info['categoryName'];
|
|
$params['teachers'] = $teachers;
|
|
|
|
if ($course_info['visibility'] != COURSE_VISIBILITY_CLOSED) {
|
|
$params['notifications'] = $showNotification;
|
|
}
|
|
|
|
$courseList[] = $params;
|
|
}
|
|
|
|
return $courseList;
|
|
}
|
|
|
|
/**
|
|
* Retrieves the user defined course categories.
|
|
*
|
|
* @param int $userId
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function get_user_course_categories($userId = 0)
|
|
{
|
|
$userId = empty($userId) ? api_get_user_id() : (int) $userId;
|
|
$table = Database::get_main_table(TABLE_USER_COURSE_CATEGORY);
|
|
$sql = "SELECT * FROM $table
|
|
WHERE user_id = $userId
|
|
ORDER BY sort ASC
|
|
";
|
|
$result = Database::query($sql);
|
|
$output = [];
|
|
while ($row = Database::fetch_array($result, 'ASSOC')) {
|
|
$output[$row['id']] = $row;
|
|
}
|
|
|
|
return $output;
|
|
}
|
|
|
|
/**
|
|
* Return an array the user_category id and title for the course $courseId for user $userId.
|
|
*
|
|
* @param $userId
|
|
* @param $courseId
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function getUserCourseCategoryForCourse($userId, $courseId)
|
|
{
|
|
$tblCourseRelUser = Database::get_main_table(TABLE_MAIN_COURSE_USER);
|
|
$tblUserCategory = Database::get_main_table(TABLE_USER_COURSE_CATEGORY);
|
|
$courseId = intval($courseId);
|
|
$userId = intval($userId);
|
|
|
|
$sql = "SELECT user_course_cat, title
|
|
FROM $tblCourseRelUser cru
|
|
LEFT JOIN $tblUserCategory ucc
|
|
ON cru.user_course_cat = ucc.id
|
|
WHERE
|
|
cru.user_id = $userId AND c_id = $courseId ";
|
|
|
|
$res = Database::query($sql);
|
|
|
|
$data = [];
|
|
if (Database::num_rows($res) > 0) {
|
|
$data = Database::fetch_assoc($res);
|
|
}
|
|
|
|
return $data;
|
|
}
|
|
|
|
/**
|
|
* Get the course id based on the original id and field name in the extra fields.
|
|
* Returns 0 if course was not found.
|
|
*
|
|
* @param string $value Original course code
|
|
* @param string $variable Original field name
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function getCourseInfoFromOriginalId($value, $variable)
|
|
{
|
|
$extraFieldValue = new ExtraFieldValue('course');
|
|
$result = $extraFieldValue->get_item_id_from_field_variable_and_field_value(
|
|
$variable,
|
|
$value
|
|
);
|
|
|
|
if (!empty($result)) {
|
|
$courseInfo = api_get_course_info_by_id($result['item_id']);
|
|
|
|
return $courseInfo;
|
|
}
|
|
|
|
return [];
|
|
}
|
|
|
|
/**
|
|
* Display code for one specific course a logged in user is subscribed to.
|
|
* Shows a link to the course, what's new icons...
|
|
*
|
|
* $my_course['d'] - course directory
|
|
* $my_course['i'] - course title
|
|
* $my_course['c'] - visual course code
|
|
* $my_course['k'] - system course code
|
|
*
|
|
* @param array Course details
|
|
* @param int Session ID
|
|
* @param string CSS class to apply to course entry
|
|
* @param bool Whether the session is supposedly accessible now
|
|
* (not in the case it has passed and is in invisible/unaccessible mode)
|
|
* @param bool Whether to show the document quick-loader or not
|
|
*
|
|
* @return string The HTML to be printed for the course entry
|
|
*
|
|
* @version 1.0.3
|
|
*
|
|
* @todo refactor into different functions for database calls | logic | display
|
|
* @todo replace single-character $my_course['d'] indices
|
|
* @todo move code for what's new icons to a separate function to clear things up
|
|
* @todo add a parameter user_id so that it is possible to show the
|
|
* courselist of other users (=generalisation).
|
|
* This will prevent having to write a new function for this.
|
|
*/
|
|
public static function get_logged_user_course_html(
|
|
$course,
|
|
$session_id = 0,
|
|
$class = 'courses',
|
|
$session_accessible = true,
|
|
$load_dirs = false
|
|
) {
|
|
$now = date('Y-m-d h:i:s');
|
|
$user_id = api_get_user_id();
|
|
$course_info = api_get_course_info_by_id($course['real_id']);
|
|
$course_visibility = $course_info['visibility'];
|
|
|
|
if ($course_visibility === COURSE_VISIBILITY_HIDDEN) {
|
|
return '';
|
|
}
|
|
|
|
$userInCourseStatus = self::getUserInCourseStatus(
|
|
$user_id,
|
|
$course_info['real_id']
|
|
);
|
|
|
|
$course_info['status'] = empty($session_id) ? $userInCourseStatus : STUDENT;
|
|
$course_info['id_session'] = $session_id;
|
|
|
|
$is_coach = api_is_coach($session_id, $course_info['real_id']);
|
|
|
|
// Display course entry.
|
|
// Show a hyperlink to the course, unless the course is closed and user is not course admin.
|
|
$session_url = '';
|
|
$params = [];
|
|
$params['icon'] = Display::return_icon(
|
|
'blackboard_blue.png',
|
|
null,
|
|
[],
|
|
ICON_SIZE_LARGE,
|
|
null,
|
|
true
|
|
);
|
|
$params['real_id'] = $course_info['real_id'];
|
|
|
|
// Display the "what's new" icons
|
|
$notifications = '';
|
|
if (
|
|
($course_visibility != COURSE_VISIBILITY_CLOSED && $course_visibility != COURSE_VISIBILITY_HIDDEN) ||
|
|
!api_get_configuration_value('hide_course_notification')
|
|
) {
|
|
$notifications .= Display::show_notification($course_info);
|
|
}
|
|
|
|
if ($session_accessible) {
|
|
if ($course_visibility != COURSE_VISIBILITY_CLOSED ||
|
|
$userInCourseStatus == COURSEMANAGER
|
|
) {
|
|
if (empty($course_info['id_session'])) {
|
|
$course_info['id_session'] = 0;
|
|
}
|
|
|
|
$sessionCourseAvailable = false;
|
|
$sessionCourseStatus = api_get_session_visibility($session_id, $course_info['real_id']);
|
|
|
|
if (in_array(
|
|
$sessionCourseStatus,
|
|
[SESSION_VISIBLE_READ_ONLY, SESSION_VISIBLE, SESSION_AVAILABLE]
|
|
)) {
|
|
$sessionCourseAvailable = true;
|
|
}
|
|
|
|
if ($userInCourseStatus === COURSEMANAGER || $sessionCourseAvailable) {
|
|
$session_url = $course_info['course_public_url'].'?id_session='.$course_info['id_session'];
|
|
$session_title = '<a title="'.$course_info['name'].'" href="'.$session_url.'">'.
|
|
$course_info['name'].'</a>'.$notifications;
|
|
} else {
|
|
$session_title = $course_info['name'];
|
|
}
|
|
} else {
|
|
$session_title =
|
|
$course_info['name'].' '.
|
|
Display::tag('span', get_lang('CourseClosed'), ['class' => 'item_closed']);
|
|
}
|
|
} else {
|
|
$session_title = $course_info['name'];
|
|
}
|
|
|
|
$thumbnails = null;
|
|
$image = null;
|
|
$showCustomIcon = api_get_setting('course_images_in_courses_list');
|
|
$iconName = basename($course_info['course_image']);
|
|
|
|
if ($showCustomIcon === 'true' && $iconName != 'course.png') {
|
|
$thumbnails = $course_info['course_image'];
|
|
$image = $course_info['course_image_large'];
|
|
} else {
|
|
$image = Display::return_icon(
|
|
'session_default.png',
|
|
null,
|
|
null,
|
|
null,
|
|
null,
|
|
true
|
|
);
|
|
}
|
|
$params['thumbnails'] = $thumbnails;
|
|
$params['image'] = $image;
|
|
$params['link'] = $session_url;
|
|
$params['title'] = $session_title;
|
|
$params['name'] = $course_info['name'];
|
|
$params['edit_actions'] = '';
|
|
$params['document'] = '';
|
|
$params['category'] = $course_info['categoryName'];
|
|
|
|
if ($course_visibility != COURSE_VISIBILITY_CLOSED &&
|
|
$course_visibility != COURSE_VISIBILITY_HIDDEN
|
|
) {
|
|
if (api_is_platform_admin()) {
|
|
$params['edit_actions'] .= api_get_path(WEB_CODE_PATH).'course_info/infocours.php?cidReq='.$course_info['code'];
|
|
if ($load_dirs) {
|
|
$params['document'] .= '<a
|
|
id="document_preview_'.$course_info['real_id'].'_'.$course_info['id_session'].'"
|
|
class="document_preview btn btn-default btn-sm"
|
|
href="javascript:void(0);">'.
|
|
Display::returnFontAwesomeIcon('folder-open').'</a>';
|
|
$params['document'] .= Display::div('', [
|
|
'id' => 'document_result_'.$course_info['real_id'].'_'.$course_info['id_session'],
|
|
'class' => 'document_preview_container',
|
|
]);
|
|
}
|
|
}
|
|
}
|
|
if (api_get_setting('display_teacher_in_courselist') === 'true') {
|
|
$teacher_list = self::getTeachersFromCourse(
|
|
$course_info['real_id'],
|
|
true
|
|
);
|
|
$course_coachs = self::get_coachs_from_course(
|
|
$course_info['id_session'],
|
|
$course_info['real_id']
|
|
);
|
|
$params['teachers'] = $teacher_list;
|
|
|
|
if (($course_info['status'] == STUDENT && !empty($course_info['id_session'])) ||
|
|
($is_coach && $course_info['status'] != COURSEMANAGER)
|
|
) {
|
|
$params['coaches'] = $course_coachs;
|
|
}
|
|
}
|
|
$special = isset($course['special_course']) ? true : false;
|
|
$params['title'] = $session_title;
|
|
$params['special'] = $special;
|
|
if (api_get_setting('display_coursecode_in_courselist') === 'true') {
|
|
$params['visual_code'] = '('.$course_info['visual_code'].')';
|
|
}
|
|
$params['extra'] = '';
|
|
$html = $params;
|
|
|
|
$session_category_id = null;
|
|
if (1) {
|
|
$session = '';
|
|
$active = false;
|
|
if (!empty($course_info['id_session'])) {
|
|
$session = api_get_session_info($course_info['id_session']);
|
|
$sessionCoachName = '';
|
|
if (!empty($session['id_coach'])) {
|
|
$coachInfo = api_get_user_info($session['id_coach']);
|
|
$sessionCoachName = $coachInfo['complete_name'];
|
|
}
|
|
|
|
$session_category_id = self::get_session_category_id_by_session_id($course_info['id_session']);
|
|
|
|
if (
|
|
$session['access_start_date'] === '0000-00-00 00:00:00' || empty($session['access_start_date']) ||
|
|
$session['access_start_date'] === '0000-00-00'
|
|
) {
|
|
$session['dates'] = '';
|
|
if (api_get_setting('show_session_coach') === 'true') {
|
|
$session['coach'] = get_lang('GeneralCoach').': '.$sessionCoachName;
|
|
}
|
|
$active = true;
|
|
} else {
|
|
$session['dates'] = ' - '.
|
|
get_lang('From').' '.$session['access_start_date'].' '.
|
|
get_lang('To').' '.$session['access_end_date'];
|
|
if (api_get_setting('show_session_coach') === 'true') {
|
|
$session['coach'] = get_lang('GeneralCoach').': '.$sessionCoachName;
|
|
}
|
|
$date_start = $session['access_start_date'];
|
|
$date_end = $session['access_end_date'];
|
|
$active = !$date_end ? ($date_start <= $now) : ($date_start <= $now && $date_end >= $now);
|
|
}
|
|
}
|
|
$user_course_category = '';
|
|
if (isset($course_info['user_course_cat'])) {
|
|
$user_course_category = $course_info['user_course_cat'];
|
|
}
|
|
$output = [
|
|
$user_course_category,
|
|
$html,
|
|
$course_info['id_session'],
|
|
$session,
|
|
'active' => $active,
|
|
'session_category_id' => $session_category_id,
|
|
];
|
|
|
|
if (Skill::isAllowed($user_id, false)) {
|
|
$em = Database::getManager();
|
|
$objUser = api_get_user_entity($user_id);
|
|
$objCourse = $em->find('ChamiloCoreBundle:Course', $course['real_id']);
|
|
$objSession = $em->find('ChamiloCoreBundle:Session', $session_id);
|
|
|
|
$skill = $em->getRepository('ChamiloCoreBundle:Skill')->getLastByUser($objUser, $objCourse, $objSession);
|
|
|
|
$output['skill'] = null;
|
|
if ($skill) {
|
|
$output['skill']['name'] = $skill->getName();
|
|
$output['skill']['icon'] = $skill->getIcon();
|
|
}
|
|
}
|
|
} else {
|
|
$output = [$course_info['user_course_cat'], $html];
|
|
}
|
|
|
|
return $output;
|
|
}
|
|
|
|
/**
|
|
* @param string $source_course_code
|
|
* @param int $source_session_id
|
|
* @param string $destination_course_code
|
|
* @param int $destination_session_id
|
|
* @param array $params
|
|
*
|
|
* @return bool
|
|
*/
|
|
public static function copy_course(
|
|
$source_course_code,
|
|
$source_session_id,
|
|
$destination_course_code,
|
|
$destination_session_id,
|
|
$params = []
|
|
) {
|
|
$course_info = api_get_course_info($source_course_code);
|
|
|
|
if (!empty($course_info)) {
|
|
$cb = new CourseBuilder('', $course_info);
|
|
$course = $cb->build($source_session_id, $source_course_code, true);
|
|
$course_restorer = new CourseRestorer($course);
|
|
$course_restorer->skip_content = $params;
|
|
$course_restorer->restore(
|
|
$destination_course_code,
|
|
$destination_session_id,
|
|
true,
|
|
true
|
|
);
|
|
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* A simpler version of the copy_course, the function creates an empty course with an autogenerated course code.
|
|
*
|
|
* @param string $new_title new course title
|
|
* @param string source course code
|
|
* @param int source session id
|
|
* @param int destination session id
|
|
* @param array $params
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function copy_course_simple(
|
|
$new_title,
|
|
$source_course_code,
|
|
$source_session_id = 0,
|
|
$destination_session_id = 0,
|
|
$params = []
|
|
) {
|
|
$source_course_info = api_get_course_info($source_course_code);
|
|
if (!empty($source_course_info)) {
|
|
$new_course_code = self::generate_nice_next_course_code($source_course_code);
|
|
if ($new_course_code) {
|
|
$new_course_info = self::create_course(
|
|
$new_title,
|
|
$new_course_code,
|
|
false
|
|
);
|
|
if (!empty($new_course_info['code'])) {
|
|
$result = self::copy_course(
|
|
$source_course_code,
|
|
$source_session_id,
|
|
$new_course_info['code'],
|
|
$destination_session_id,
|
|
$params
|
|
);
|
|
if ($result) {
|
|
return $new_course_info;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Creates a new course code based in a given code.
|
|
*
|
|
* @param string wanted code
|
|
* <code> $wanted_code = 'curse' if there are in the DB codes like curse1 curse2 the function will return: course3</code>
|
|
* if the course code doest not exist in the DB the same course code will be returned
|
|
*
|
|
* @return string wanted unused code
|
|
*/
|
|
public static function generate_nice_next_course_code($wanted_code)
|
|
{
|
|
$course_code_ok = !self::course_code_exists($wanted_code);
|
|
if (!$course_code_ok) {
|
|
$wanted_code = self::generate_course_code($wanted_code);
|
|
$table = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$wanted_code = Database::escape_string($wanted_code);
|
|
$sql = "SELECT count(id) as count
|
|
FROM $table
|
|
WHERE code LIKE '$wanted_code%'";
|
|
$result = Database::query($sql);
|
|
if (Database::num_rows($result) > 0) {
|
|
$row = Database::fetch_array($result);
|
|
$count = $row['count'] + 1;
|
|
$wanted_code = $wanted_code.'_'.$count;
|
|
$result = api_get_course_info($wanted_code);
|
|
if (empty($result)) {
|
|
return $wanted_code;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
return $wanted_code;
|
|
}
|
|
|
|
/**
|
|
* Gets the status of the users agreement in a course course-session.
|
|
*
|
|
* @param int $user_id
|
|
* @param string $course_code
|
|
* @param int $session_id
|
|
*
|
|
* @return bool
|
|
*/
|
|
public static function is_user_accepted_legal($user_id, $course_code, $session_id = 0)
|
|
{
|
|
$user_id = intval($user_id);
|
|
$course_code = Database::escape_string($course_code);
|
|
$session_id = intval($session_id);
|
|
|
|
$courseInfo = api_get_course_info($course_code);
|
|
$courseId = $courseInfo['real_id'];
|
|
|
|
// Course legal
|
|
$enabled = api_get_plugin_setting('courselegal', 'tool_enable');
|
|
|
|
if ($enabled == 'true') {
|
|
require_once api_get_path(SYS_PLUGIN_PATH).'courselegal/config.php';
|
|
$plugin = CourseLegalPlugin::create();
|
|
|
|
return $plugin->isUserAcceptedLegal($user_id, $course_code, $session_id);
|
|
}
|
|
|
|
if (empty($session_id)) {
|
|
$table = Database::get_main_table(TABLE_MAIN_COURSE_USER);
|
|
$sql = "SELECT legal_agreement FROM $table
|
|
WHERE user_id = $user_id AND c_id = $courseId ";
|
|
$result = Database::query($sql);
|
|
if (Database::num_rows($result) > 0) {
|
|
$result = Database::fetch_array($result);
|
|
if ($result['legal_agreement'] == 1) {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
} else {
|
|
$table = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
|
|
$sql = "SELECT legal_agreement FROM $table
|
|
WHERE user_id = $user_id AND c_id = $courseId AND session_id = $session_id";
|
|
$result = Database::query($sql);
|
|
if (Database::num_rows($result) > 0) {
|
|
$result = Database::fetch_array($result);
|
|
if ($result['legal_agreement'] == 1) {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Saves the user-course legal agreement.
|
|
*
|
|
* @param int user id
|
|
* @param string course code
|
|
* @param int session id
|
|
*
|
|
* @return mixed
|
|
*/
|
|
public static function save_user_legal($user_id, $course_code, $session_id = null)
|
|
{
|
|
// Course plugin legal
|
|
$enabled = api_get_plugin_setting('courselegal', 'tool_enable');
|
|
if ($enabled == 'true') {
|
|
require_once api_get_path(SYS_PLUGIN_PATH).'courselegal/config.php';
|
|
$plugin = CourseLegalPlugin::create();
|
|
|
|
return $plugin->saveUserLegal($user_id, $course_code, $session_id);
|
|
}
|
|
|
|
$user_id = intval($user_id);
|
|
$course_code = Database::escape_string($course_code);
|
|
$session_id = intval($session_id);
|
|
$courseInfo = api_get_course_info($course_code);
|
|
$courseId = $courseInfo['real_id'];
|
|
|
|
if (empty($session_id)) {
|
|
$table = Database::get_main_table(TABLE_MAIN_COURSE_USER);
|
|
$sql = "UPDATE $table SET legal_agreement = '1'
|
|
WHERE user_id = $user_id AND c_id = $courseId ";
|
|
Database::query($sql);
|
|
} else {
|
|
$table = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
|
|
$sql = "UPDATE $table SET legal_agreement = '1'
|
|
WHERE user_id = $user_id AND c_id = $courseId AND session_id = $session_id";
|
|
Database::query($sql);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param int $user_id
|
|
* @param int $course_id
|
|
* @param int $session_id
|
|
* @param int $url_id
|
|
*
|
|
* @return bool
|
|
*/
|
|
public static function get_user_course_vote($user_id, $course_id, $session_id = 0, $url_id = 0)
|
|
{
|
|
$table_user_course_vote = Database::get_main_table(TABLE_MAIN_USER_REL_COURSE_VOTE);
|
|
$session_id = !isset($session_id) ? api_get_session_id() : intval($session_id);
|
|
$url_id = empty($url_id) ? api_get_current_access_url_id() : intval($url_id);
|
|
$user_id = intval($user_id);
|
|
|
|
if (empty($user_id)) {
|
|
return false;
|
|
}
|
|
|
|
$params = [
|
|
'user_id' => $user_id,
|
|
'c_id' => $course_id,
|
|
'session_id' => $session_id,
|
|
'url_id' => $url_id,
|
|
];
|
|
|
|
$result = Database::select(
|
|
'vote',
|
|
$table_user_course_vote,
|
|
[
|
|
'where' => [
|
|
'user_id = ? AND c_id = ? AND session_id = ? AND url_id = ?' => $params,
|
|
],
|
|
],
|
|
'first'
|
|
);
|
|
if (!empty($result)) {
|
|
return $result['vote'];
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* @param int $course_id
|
|
* @param int $session_id
|
|
* @param int $url_id
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function get_course_ranking(
|
|
$course_id,
|
|
$session_id = 0,
|
|
$url_id = 0
|
|
) {
|
|
$table_course_ranking = Database::get_main_table(TABLE_STATISTIC_TRACK_COURSE_RANKING);
|
|
|
|
$session_id = empty($session_id) ? api_get_session_id() : intval($session_id);
|
|
$url_id = empty($url_id) ? api_get_current_access_url_id() : intval($url_id);
|
|
$now = api_get_utc_datetime();
|
|
|
|
$params = [
|
|
'c_id' => $course_id,
|
|
'session_id' => $session_id,
|
|
'url_id' => $url_id,
|
|
'creation_date' => $now,
|
|
];
|
|
|
|
$result = Database::select(
|
|
'c_id, accesses, total_score, users',
|
|
$table_course_ranking,
|
|
['where' => ['c_id = ? AND session_id = ? AND url_id = ?' => $params]],
|
|
'first'
|
|
);
|
|
|
|
$point_average_in_percentage = 0;
|
|
$point_average_in_star = 0;
|
|
$users_who_voted = 0;
|
|
|
|
if (!empty($result['users'])) {
|
|
$users_who_voted = $result['users'];
|
|
$point_average_in_percentage = round($result['total_score'] / $result['users'] * 100 / 5, 2);
|
|
$point_average_in_star = round($result['total_score'] / $result['users'], 1);
|
|
}
|
|
|
|
$result['user_vote'] = false;
|
|
if (!api_is_anonymous()) {
|
|
$result['user_vote'] = self::get_user_course_vote(api_get_user_id(), $course_id, $session_id, $url_id);
|
|
}
|
|
|
|
$result['point_average'] = $point_average_in_percentage;
|
|
$result['point_average_star'] = $point_average_in_star;
|
|
$result['users_who_voted'] = $users_who_voted;
|
|
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Updates the course ranking.
|
|
*
|
|
* @param int course id
|
|
* @param int $session_id
|
|
* @param int url id
|
|
* @param $points_to_add
|
|
* @param bool $add_access
|
|
* @param bool $add_user
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function update_course_ranking(
|
|
$course_id = 0,
|
|
$session_id = 0,
|
|
$url_id = 0,
|
|
$points_to_add = null,
|
|
$add_access = true,
|
|
$add_user = true
|
|
) {
|
|
// Course catalog stats modifications see #4191
|
|
$table_course_ranking = Database::get_main_table(TABLE_STATISTIC_TRACK_COURSE_RANKING);
|
|
$now = api_get_utc_datetime();
|
|
$course_id = empty($course_id) ? api_get_course_int_id() : intval($course_id);
|
|
$session_id = empty($session_id) ? api_get_session_id() : intval($session_id);
|
|
$url_id = empty($url_id) ? api_get_current_access_url_id() : intval($url_id);
|
|
|
|
$params = [
|
|
'c_id' => $course_id,
|
|
'session_id' => $session_id,
|
|
'url_id' => $url_id,
|
|
'creation_date' => $now,
|
|
'total_score' => 0,
|
|
'users' => 0,
|
|
];
|
|
|
|
$result = Database::select(
|
|
'id, accesses, total_score, users',
|
|
$table_course_ranking,
|
|
['where' => ['c_id = ? AND session_id = ? AND url_id = ?' => $params]],
|
|
'first'
|
|
);
|
|
|
|
// Problem here every time we load the courses/XXXX/index.php course home page we update the access
|
|
if (empty($result)) {
|
|
if ($add_access) {
|
|
$params['accesses'] = 1;
|
|
}
|
|
//The votes and users are empty
|
|
if (isset($points_to_add) && !empty($points_to_add)) {
|
|
$params['total_score'] = intval($points_to_add);
|
|
}
|
|
if ($add_user) {
|
|
$params['users'] = 1;
|
|
}
|
|
$result = Database::insert($table_course_ranking, $params);
|
|
} else {
|
|
$my_params = [];
|
|
|
|
if ($add_access) {
|
|
$my_params['accesses'] = intval($result['accesses']) + 1;
|
|
}
|
|
if (isset($points_to_add) && !empty($points_to_add)) {
|
|
$my_params['total_score'] = $result['total_score'] + $points_to_add;
|
|
}
|
|
if ($add_user) {
|
|
$my_params['users'] = $result['users'] + 1;
|
|
}
|
|
|
|
if (!empty($my_params)) {
|
|
$result = Database::update(
|
|
$table_course_ranking,
|
|
$my_params,
|
|
['c_id = ? AND session_id = ? AND url_id = ?' => $params]
|
|
);
|
|
}
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Add user vote to a course.
|
|
*
|
|
* @param int user id
|
|
* @param int vote [1..5]
|
|
* @param int course id
|
|
* @param int session id
|
|
* @param int url id (access_url_id)
|
|
*
|
|
* @return false|string 'added', 'updated' or 'nothing'
|
|
*/
|
|
public static function add_course_vote(
|
|
$user_id,
|
|
$vote,
|
|
$course_id,
|
|
$session_id = 0,
|
|
$url_id = 0
|
|
) {
|
|
$table_user_course_vote = Database::get_main_table(TABLE_MAIN_USER_REL_COURSE_VOTE);
|
|
$course_id = empty($course_id) ? api_get_course_int_id() : intval($course_id);
|
|
|
|
if (empty($course_id) || empty($user_id)) {
|
|
return false;
|
|
}
|
|
|
|
if (!in_array($vote, [1, 2, 3, 4, 5])) {
|
|
return false;
|
|
}
|
|
|
|
$session_id = empty($session_id) ? api_get_session_id() : intval($session_id);
|
|
$url_id = empty($url_id) ? api_get_current_access_url_id() : intval($url_id);
|
|
$vote = intval($vote);
|
|
|
|
$params = [
|
|
'user_id' => intval($user_id),
|
|
'c_id' => $course_id,
|
|
'session_id' => $session_id,
|
|
'url_id' => $url_id,
|
|
'vote' => $vote,
|
|
];
|
|
|
|
$action_done = 'nothing';
|
|
$result = Database::select(
|
|
'id, vote',
|
|
$table_user_course_vote,
|
|
['where' => ['user_id = ? AND c_id = ? AND session_id = ? AND url_id = ?' => $params]],
|
|
'first'
|
|
);
|
|
|
|
if (empty($result)) {
|
|
Database::insert($table_user_course_vote, $params);
|
|
$points_to_add = $vote;
|
|
$add_user = true;
|
|
$action_done = 'added';
|
|
} else {
|
|
$my_params = ['vote' => $vote];
|
|
$points_to_add = $vote - $result['vote'];
|
|
$add_user = false;
|
|
|
|
Database::update(
|
|
$table_user_course_vote,
|
|
$my_params,
|
|
['user_id = ? AND c_id = ? AND session_id = ? AND url_id = ?' => $params]
|
|
);
|
|
$action_done = 'updated';
|
|
}
|
|
|
|
// Current points
|
|
if (!empty($points_to_add)) {
|
|
self::update_course_ranking(
|
|
$course_id,
|
|
$session_id,
|
|
$url_id,
|
|
$points_to_add,
|
|
false,
|
|
$add_user
|
|
);
|
|
}
|
|
|
|
return $action_done;
|
|
}
|
|
|
|
/**
|
|
* Remove course ranking + user votes.
|
|
*
|
|
* @param int $course_id
|
|
* @param int $session_id
|
|
* @param int $url_id
|
|
*/
|
|
public static function remove_course_ranking($course_id, $session_id, $url_id = null)
|
|
{
|
|
$table_course_ranking = Database::get_main_table(TABLE_STATISTIC_TRACK_COURSE_RANKING);
|
|
$table_user_course_vote = Database::get_main_table(TABLE_MAIN_USER_REL_COURSE_VOTE);
|
|
|
|
if (!empty($course_id) && isset($session_id)) {
|
|
$url_id = empty($url_id) ? api_get_current_access_url_id() : intval($url_id);
|
|
$params = [
|
|
'c_id' => $course_id,
|
|
'session_id' => $session_id,
|
|
'url_id' => $url_id,
|
|
];
|
|
Database::delete($table_course_ranking, ['c_id = ? AND session_id = ? AND url_id = ?' => $params]);
|
|
Database::delete($table_user_course_vote, ['c_id = ? AND session_id = ? AND url_id = ?' => $params]);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns an array with the hottest courses.
|
|
*
|
|
* @param int $days number of days
|
|
* @param int $limit number of hottest courses
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function return_hot_courses($days = 30, $limit = 6)
|
|
{
|
|
if (api_is_invitee()) {
|
|
return [];
|
|
}
|
|
|
|
$limit = intval($limit);
|
|
|
|
// Getting my courses
|
|
$my_course_list = self::get_courses_list_by_user_id(api_get_user_id());
|
|
|
|
$my_course_code_list = [];
|
|
foreach ($my_course_list as $course) {
|
|
$my_course_code_list[$course['real_id']] = $course['real_id'];
|
|
}
|
|
|
|
if (api_is_drh()) {
|
|
$courses = self::get_courses_followed_by_drh(api_get_user_id());
|
|
foreach ($courses as $course) {
|
|
$my_course_code_list[$course['real_id']] = $course['real_id'];
|
|
}
|
|
}
|
|
|
|
$table_course_access = Database::get_main_table(TABLE_STATISTIC_TRACK_E_COURSE_ACCESS);
|
|
$table_course = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$table_course_url = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
|
|
$urlId = api_get_current_access_url_id();
|
|
//$table_course_access table uses the now() and interval ...
|
|
$now = api_get_utc_datetime();
|
|
$sql = "SELECT COUNT(course_access_id) course_count, a.c_id, visibility
|
|
FROM $table_course c
|
|
INNER JOIN $table_course_access a
|
|
ON (c.id = a.c_id)
|
|
INNER JOIN $table_course_url u
|
|
ON u.c_id = c.id
|
|
WHERE
|
|
u.access_url_id = $urlId AND
|
|
login_course_date <= '$now' AND
|
|
login_course_date > DATE_SUB('$now', INTERVAL $days DAY) AND
|
|
visibility <> ".COURSE_VISIBILITY_CLOSED." AND
|
|
visibility <> ".COURSE_VISIBILITY_HIDDEN."
|
|
GROUP BY a.c_id
|
|
ORDER BY course_count DESC
|
|
LIMIT $limit
|
|
";
|
|
|
|
$result = Database::query($sql);
|
|
$courses = [];
|
|
|
|
if (Database::num_rows($result)) {
|
|
$courses = Database::store_result($result, 'ASSOC');
|
|
$courses = self::processHotCourseItem($courses, $my_course_code_list);
|
|
}
|
|
|
|
return $courses;
|
|
}
|
|
|
|
/**
|
|
* @param array $courses
|
|
* @param array $my_course_code_list
|
|
*
|
|
* @return mixed
|
|
*/
|
|
public static function processHotCourseItem($courses, $my_course_code_list = [])
|
|
{
|
|
$hotCourses = [];
|
|
$ajax_url = api_get_path(WEB_AJAX_PATH).'course.ajax.php?a=add_course_vote';
|
|
$stok = Security::get_existing_token();
|
|
$user_id = api_get_user_id();
|
|
|
|
foreach ($courses as $courseId) {
|
|
$course_info = api_get_course_info_by_id($courseId['c_id']);
|
|
$courseCode = $course_info['code'];
|
|
$categoryCode = !empty($course_info['categoryCode']) ? $course_info['categoryCode'] : "";
|
|
$my_course = $course_info;
|
|
$my_course['go_to_course_button'] = '';
|
|
$my_course['register_button'] = '';
|
|
|
|
$access_link = self::get_access_link_by_user(
|
|
api_get_user_id(),
|
|
$course_info,
|
|
$my_course_code_list
|
|
);
|
|
|
|
$userRegisteredInCourse = self::is_user_subscribed_in_course($user_id, $course_info['code']);
|
|
$userRegisteredInCourseAsTeacher = self::is_course_teacher($user_id, $course_info['code']);
|
|
$userRegistered = $userRegisteredInCourse && $userRegisteredInCourseAsTeacher;
|
|
$my_course['is_registered'] = $userRegistered;
|
|
$my_course['title_cut'] = cut($course_info['title'], 45);
|
|
|
|
// Course visibility
|
|
if ($access_link && in_array('register', $access_link)) {
|
|
$my_course['register_button'] = Display::url(
|
|
get_lang('Subscribe').' '.
|
|
Display::returnFontAwesomeIcon('sign-in'),
|
|
api_get_path(WEB_COURSE_PATH).$course_info['path'].
|
|
'/index.php?action=subscribe&sec_token='.$stok,
|
|
[
|
|
'class' => 'btn btn-success btn-sm',
|
|
'title' => get_lang('Subscribe'),
|
|
'aria-label' => get_lang('Subscribe'),
|
|
]
|
|
);
|
|
}
|
|
|
|
if ($access_link && in_array('enter', $access_link) ||
|
|
$course_info['visibility'] == COURSE_VISIBILITY_OPEN_WORLD
|
|
) {
|
|
$my_course['go_to_course_button'] = Display::url(
|
|
get_lang('GoToCourse').' '.
|
|
Display::returnFontAwesomeIcon('share'),
|
|
api_get_path(WEB_COURSE_PATH).$course_info['path'].'/index.php',
|
|
[
|
|
'class' => 'btn btn-default btn-sm',
|
|
'title' => get_lang('GoToCourse'),
|
|
'aria-label' => get_lang('GoToCourse'),
|
|
]
|
|
);
|
|
}
|
|
|
|
if ($access_link && in_array('unsubscribe', $access_link)) {
|
|
$my_course['unsubscribe_button'] = Display::url(
|
|
get_lang('Unreg').' '.
|
|
Display::returnFontAwesomeIcon('sign-out'),
|
|
api_get_path(WEB_CODE_PATH).'auth/courses.php?action=unsubscribe&unsubscribe='.$courseCode
|
|
.'&sec_token='.$stok.'&category_code='.$categoryCode,
|
|
[
|
|
'class' => 'btn btn-danger btn-sm',
|
|
'title' => get_lang('Unreg'),
|
|
'aria-label' => get_lang('Unreg'),
|
|
]
|
|
);
|
|
}
|
|
|
|
// start buycourse validation
|
|
// display the course price and buy button if the buycourses plugin is enabled and this course is configured
|
|
$plugin = BuyCoursesPlugin::create();
|
|
$isThisCourseInSale = $plugin->buyCoursesForGridCatalogValidator(
|
|
$course_info['real_id'],
|
|
BuyCoursesPlugin::PRODUCT_TYPE_COURSE
|
|
);
|
|
if ($isThisCourseInSale) {
|
|
// set the price label
|
|
$my_course['price'] = $isThisCourseInSale['html'];
|
|
// set the Buy button instead register.
|
|
if ($isThisCourseInSale['verificator'] && !empty($my_course['register_button'])) {
|
|
$my_course['register_button'] = $plugin->returnBuyCourseButton(
|
|
$course_info['real_id'],
|
|
BuyCoursesPlugin::PRODUCT_TYPE_COURSE
|
|
);
|
|
}
|
|
}
|
|
// end buycourse validation
|
|
|
|
// Description
|
|
$my_course['description_button'] = self::returnDescriptionButton($course_info);
|
|
$my_course['teachers'] = self::getTeachersFromCourse($course_info['real_id'], true);
|
|
$point_info = self::get_course_ranking($course_info['real_id'], 0);
|
|
$my_course['rating_html'] = '';
|
|
if (api_get_configuration_value('hide_course_rating') === false) {
|
|
$my_course['rating_html'] = Display::return_rating_system(
|
|
'star_'.$course_info['real_id'],
|
|
$ajax_url.'&course_id='.$course_info['real_id'],
|
|
$point_info
|
|
);
|
|
}
|
|
$hotCourses[] = $my_course;
|
|
}
|
|
|
|
return $hotCourses;
|
|
}
|
|
|
|
/**
|
|
* @param int $limit
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function return_most_accessed_courses($limit = 5)
|
|
{
|
|
$table = Database::get_main_table(TABLE_STATISTIC_TRACK_COURSE_RANKING);
|
|
$params['url_id'] = api_get_current_access_url_id();
|
|
|
|
$result = Database::select(
|
|
'c_id, accesses, total_score, users',
|
|
$table,
|
|
['where' => ['url_id = ?' => $params], 'order' => 'accesses DESC', 'limit' => $limit],
|
|
'all',
|
|
true
|
|
);
|
|
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Get courses count.
|
|
*
|
|
* @param int $access_url_id Access URL ID (optional)
|
|
* @param int $visibility
|
|
*
|
|
* @return int Number of courses
|
|
*/
|
|
public static function count_courses($access_url_id = null, $visibility = null)
|
|
{
|
|
$table_course = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$table_course_rel_access_url = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
|
|
$sql = "SELECT count(c.id) FROM $table_course c";
|
|
if (!empty($access_url_id) && $access_url_id == intval($access_url_id)) {
|
|
$sql .= ", $table_course_rel_access_url u
|
|
WHERE c.id = u.c_id AND u.access_url_id = $access_url_id";
|
|
if (!empty($visibility)) {
|
|
$visibility = intval($visibility);
|
|
$sql .= " AND visibility = $visibility ";
|
|
}
|
|
} else {
|
|
if (!empty($visibility)) {
|
|
$visibility = intval($visibility);
|
|
$sql .= " WHERE visibility = $visibility ";
|
|
}
|
|
}
|
|
|
|
$res = Database::query($sql);
|
|
$row = Database::fetch_row($res);
|
|
|
|
return $row[0];
|
|
}
|
|
|
|
/**
|
|
* Get active courses count.
|
|
* Active = all courses except the ones with hidden visibility.
|
|
*
|
|
* @param int $urlId Access URL ID (optional)
|
|
*
|
|
* @return int Number of courses
|
|
*/
|
|
public static function countActiveCourses($urlId = null)
|
|
{
|
|
$table_course = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$table_course_rel_access_url = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
|
|
$sql = "SELECT count(id) FROM $table_course c";
|
|
if (!empty($urlId) && $urlId == intval($urlId)) {
|
|
$sql .= ", $table_course_rel_access_url u
|
|
WHERE
|
|
c.id = u.c_id AND
|
|
u.access_url_id = $urlId AND
|
|
visibility <> ".COURSE_VISIBILITY_HIDDEN;
|
|
} else {
|
|
$sql .= " WHERE visibility <> ".COURSE_VISIBILITY_HIDDEN;
|
|
}
|
|
$res = Database::query($sql);
|
|
$row = Database::fetch_row($res);
|
|
|
|
return $row[0];
|
|
}
|
|
|
|
/**
|
|
* Returns the SQL conditions to filter course only visible by the user in the catalogue.
|
|
*
|
|
* @param string $courseTableAlias Alias of the course table
|
|
* @param bool $hideClosed Whether to hide closed and hidden courses
|
|
*
|
|
* @return string SQL conditions
|
|
*/
|
|
public static function getCourseVisibilitySQLCondition(
|
|
$courseTableAlias,
|
|
$hideClosed = false
|
|
) {
|
|
$visibilityCondition = '';
|
|
$hidePrivate = api_get_setting('course_catalog_hide_private');
|
|
if ($hidePrivate === 'true') {
|
|
$visibilityCondition .= ' AND '.$courseTableAlias.'.visibility <> '.COURSE_VISIBILITY_REGISTERED;
|
|
}
|
|
if ($hideClosed) {
|
|
$visibilityCondition .= ' AND '.$courseTableAlias.'.visibility NOT IN ('.COURSE_VISIBILITY_CLOSED.','.COURSE_VISIBILITY_HIDDEN.')';
|
|
}
|
|
|
|
// Check if course have users allowed to see it in the catalogue, then show only if current user is allowed to see it
|
|
$currentUserId = api_get_user_id();
|
|
$restrictedCourses = self::getCatalogueCourseList(true);
|
|
$allowedCoursesToCurrentUser = self::getCatalogueCourseList(true, $currentUserId);
|
|
if (!empty($restrictedCourses)) {
|
|
$visibilityCondition .= ' AND ('.$courseTableAlias.'.code NOT IN ("'.implode('","', $restrictedCourses).'")';
|
|
$visibilityCondition .= ' OR '.$courseTableAlias.'.code IN ("'.implode('","', $allowedCoursesToCurrentUser).'"))';
|
|
}
|
|
|
|
// Check if course have users denied to see it in the catalogue, then show only if current user is not denied to see it
|
|
$restrictedCourses = self::getCatalogueCourseList(false);
|
|
$notAllowedCoursesToCurrentUser = self::getCatalogueCourseList(false, $currentUserId);
|
|
if (!empty($restrictedCourses)) {
|
|
$visibilityCondition .= ' AND ('.$courseTableAlias.'.code NOT IN ("'.implode('","', $restrictedCourses).'")';
|
|
$visibilityCondition .= ' OR '.$courseTableAlias.'.code NOT IN ("'.implode('","', $notAllowedCoursesToCurrentUser).'"))';
|
|
}
|
|
|
|
return $visibilityCondition;
|
|
}
|
|
|
|
/**
|
|
* Return a link to go to the course, validating the visibility of the
|
|
* course and the user status.
|
|
*
|
|
* @param int $uid User ID
|
|
* @param array Course details array
|
|
* @param array List of courses to which the user is subscribed (if not provided, will be generated)
|
|
*
|
|
* @return mixed 'enter' for a link to go to the course or 'register' for a link to subscribe, or false if no access
|
|
*/
|
|
public static function get_access_link_by_user($uid, $course, $user_courses = [])
|
|
{
|
|
if (empty($uid) || empty($course)) {
|
|
return false;
|
|
}
|
|
|
|
if (empty($user_courses)) {
|
|
// get the array of courses to which the user is subscribed
|
|
$user_courses = self::get_courses_list_by_user_id($uid);
|
|
foreach ($user_courses as $k => $v) {
|
|
$user_courses[$k] = $v['real_id'];
|
|
}
|
|
}
|
|
|
|
if (!isset($course['real_id']) && empty($course['real_id'])) {
|
|
$course = api_get_course_info($course['code']);
|
|
}
|
|
|
|
if ($course['visibility'] == COURSE_VISIBILITY_HIDDEN) {
|
|
return [];
|
|
}
|
|
|
|
$is_admin = api_is_platform_admin_by_id($uid);
|
|
$options = [];
|
|
// Register button
|
|
if (!api_is_anonymous($uid) &&
|
|
(
|
|
($course['visibility'] == COURSE_VISIBILITY_OPEN_WORLD || $course['visibility'] == COURSE_VISIBILITY_OPEN_PLATFORM)
|
|
//$course['visibility'] == COURSE_VISIBILITY_REGISTERED && $course['subscribe'] == SUBSCRIBE_ALLOWED
|
|
) &&
|
|
$course['subscribe'] == SUBSCRIBE_ALLOWED &&
|
|
(!in_array($course['real_id'], $user_courses) || empty($user_courses))
|
|
) {
|
|
$options[] = 'register';
|
|
}
|
|
|
|
// Go To Course button (only if admin, if course public or if student already subscribed)
|
|
if ($is_admin ||
|
|
$course['visibility'] == COURSE_VISIBILITY_OPEN_WORLD && empty($course['registration_code']) ||
|
|
(api_user_is_login($uid) && $course['visibility'] == COURSE_VISIBILITY_OPEN_PLATFORM && empty($course['registration_code'])) ||
|
|
(in_array($course['real_id'], $user_courses) && $course['visibility'] != COURSE_VISIBILITY_CLOSED)
|
|
) {
|
|
$options[] = 'enter';
|
|
}
|
|
|
|
if ($is_admin ||
|
|
$course['visibility'] == COURSE_VISIBILITY_OPEN_WORLD && empty($course['registration_code']) ||
|
|
(api_user_is_login($uid) && $course['visibility'] == COURSE_VISIBILITY_OPEN_PLATFORM && empty($course['registration_code'])) ||
|
|
(in_array($course['real_id'], $user_courses) && $course['visibility'] != COURSE_VISIBILITY_CLOSED)
|
|
) {
|
|
$options[] = 'enter';
|
|
}
|
|
|
|
if ($course['visibility'] != COURSE_VISIBILITY_HIDDEN &&
|
|
empty($course['registration_code']) &&
|
|
$course['unsubscribe'] == UNSUBSCRIBE_ALLOWED &&
|
|
api_user_is_login($uid) &&
|
|
in_array($course['real_id'], $user_courses)
|
|
) {
|
|
$options[] = 'unsubscribe';
|
|
}
|
|
|
|
return $options;
|
|
}
|
|
|
|
/**
|
|
* @param array $courseInfo
|
|
* @param array $teachers
|
|
* @param bool $deleteTeachersNotInList
|
|
* @param bool $editTeacherInSessions
|
|
* @param bool $deleteSessionTeacherNotInList
|
|
* @param array $teacherBackup
|
|
* @param Monolog\Logger $logger
|
|
*
|
|
* @return false|null
|
|
*/
|
|
public static function updateTeachers(
|
|
$courseInfo,
|
|
$teachers,
|
|
$deleteTeachersNotInList = true,
|
|
$editTeacherInSessions = false,
|
|
$deleteSessionTeacherNotInList = false,
|
|
$teacherBackup = [],
|
|
$logger = null
|
|
) {
|
|
if (!is_array($teachers)) {
|
|
$teachers = [$teachers];
|
|
}
|
|
|
|
if (empty($courseInfo) || !isset($courseInfo['real_id'])) {
|
|
return false;
|
|
}
|
|
|
|
$teachers = array_filter($teachers);
|
|
$courseId = $courseInfo['real_id'];
|
|
$course_code = $courseInfo['code'];
|
|
|
|
$course_user_table = Database::get_main_table(TABLE_MAIN_COURSE_USER);
|
|
$alreadyAddedTeachers = self::get_teacher_list_from_course_code($course_code);
|
|
|
|
if ($deleteTeachersNotInList) {
|
|
// Delete only teacher relations that doesn't match the selected teachers
|
|
$cond = null;
|
|
if (count($teachers) > 0) {
|
|
foreach ($teachers as $key) {
|
|
$key = Database::escape_string($key);
|
|
$cond .= " AND user_id <> '".$key."'";
|
|
}
|
|
}
|
|
|
|
// Recover user categories
|
|
$sql = "SELECT * FROM $course_user_table
|
|
WHERE c_id = $courseId AND status = 1 AND relation_type = 0 ".$cond;
|
|
$result = Database::query($sql);
|
|
if (Database::num_rows($result)) {
|
|
$teachersToDelete = Database::store_result($result, 'ASSOC');
|
|
foreach ($teachersToDelete as $data) {
|
|
$userId = $data['user_id'];
|
|
$teacherBackup[$userId][$course_code] = $data;
|
|
}
|
|
}
|
|
|
|
$sql = "DELETE FROM $course_user_table
|
|
WHERE c_id = $courseId AND status = 1 AND relation_type = 0 ".$cond;
|
|
|
|
Database::query($sql);
|
|
}
|
|
|
|
if (count($teachers) > 0) {
|
|
foreach ($teachers as $userId) {
|
|
$userId = intval($userId);
|
|
// We check if the teacher is already subscribed in this course
|
|
$sql = "SELECT 1 FROM $course_user_table
|
|
WHERE user_id = $userId AND c_id = $courseId";
|
|
$result = Database::query($sql);
|
|
if (Database::num_rows($result)) {
|
|
$sql = "UPDATE $course_user_table
|
|
SET status = 1
|
|
WHERE c_id = $courseId AND user_id = $userId ";
|
|
} else {
|
|
$userCourseCategory = '0';
|
|
if (isset($teacherBackup[$userId]) &&
|
|
isset($teacherBackup[$userId][$course_code])
|
|
) {
|
|
$courseUserData = $teacherBackup[$userId][$course_code];
|
|
$userCourseCategory = $courseUserData['user_course_cat'];
|
|
if ($logger) {
|
|
$logger->addInfo("Recovering user_course_cat: $userCourseCategory");
|
|
}
|
|
}
|
|
|
|
$sql = "INSERT INTO $course_user_table SET
|
|
c_id = $courseId,
|
|
user_id = $userId,
|
|
status = 1,
|
|
is_tutor = 0,
|
|
sort = 0,
|
|
relation_type = 0,
|
|
user_course_cat = $userCourseCategory
|
|
";
|
|
}
|
|
Database::query($sql);
|
|
}
|
|
}
|
|
|
|
if ($editTeacherInSessions) {
|
|
$sessions = SessionManager::get_session_by_course($courseId);
|
|
if (!empty($sessions)) {
|
|
if ($logger) {
|
|
$logger->addInfo("Edit teachers in sessions");
|
|
}
|
|
foreach ($sessions as $session) {
|
|
$sessionId = $session['id'];
|
|
// Remove old and add new
|
|
if ($deleteSessionTeacherNotInList) {
|
|
foreach ($teachers as $userId) {
|
|
if ($logger) {
|
|
$logger->addInfo("Set coach #$userId in session #$sessionId of course #$courseId ");
|
|
}
|
|
SessionManager::set_coach_to_course_session(
|
|
$userId,
|
|
$sessionId,
|
|
$courseId
|
|
);
|
|
}
|
|
|
|
$teachersToDelete = [];
|
|
if (!empty($alreadyAddedTeachers)) {
|
|
$teachersToDelete = array_diff(array_keys($alreadyAddedTeachers), $teachers);
|
|
}
|
|
|
|
if (!empty($teachersToDelete)) {
|
|
foreach ($teachersToDelete as $userId) {
|
|
if ($logger) {
|
|
$logger->addInfo("Delete coach #$userId in session #$sessionId of course #$courseId ");
|
|
}
|
|
SessionManager::set_coach_to_course_session(
|
|
$userId,
|
|
$sessionId,
|
|
$courseId,
|
|
true
|
|
);
|
|
}
|
|
}
|
|
} else {
|
|
// Add new teachers only
|
|
foreach ($teachers as $userId) {
|
|
if ($logger) {
|
|
$logger->addInfo("Add coach #$userId in session #$sessionId of course #$courseId ");
|
|
}
|
|
SessionManager::set_coach_to_course_session(
|
|
$userId,
|
|
$sessionId,
|
|
$courseId
|
|
);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Course available settings variables see c_course_setting table.
|
|
*
|
|
* @param AppPlugin $appPlugin
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function getCourseSettingVariables(AppPlugin $appPlugin)
|
|
{
|
|
$pluginCourseSettings = $appPlugin->getAllPluginCourseSettings();
|
|
$courseSettings = [
|
|
// Get allow_learning_path_theme from table
|
|
'allow_learning_path_theme',
|
|
// Get allow_open_chat_window from table
|
|
'allow_open_chat_window',
|
|
'allow_public_certificates',
|
|
// Get allow_user_edit_agenda from table
|
|
'allow_user_edit_agenda',
|
|
// Get allow_user_edit_announcement from table
|
|
'allow_user_edit_announcement',
|
|
// Get allow_user_image_forum from table
|
|
'allow_user_image_forum',
|
|
//Get allow show user list
|
|
'allow_user_view_user_list',
|
|
// Get course_theme from table
|
|
'course_theme',
|
|
//Get allow show user list
|
|
'display_info_advance_inside_homecourse',
|
|
'documents_default_visibility',
|
|
// Get send_mail_setting (work)from table
|
|
'email_alert_manager_on_new_doc',
|
|
// Get send_mail_setting (work)from table
|
|
'email_alert_manager_on_new_quiz',
|
|
// Get send_mail_setting (dropbox) from table
|
|
'email_alert_on_new_doc_dropbox',
|
|
'email_alert_students_on_new_homework',
|
|
// Get send_mail_setting (auth)from table
|
|
'email_alert_to_teacher_on_new_user_in_course',
|
|
'enable_lp_auto_launch',
|
|
'enable_exercise_auto_launch',
|
|
'enable_document_auto_launch',
|
|
'pdf_export_watermark_text',
|
|
'show_system_folders',
|
|
'exercise_invisible_in_session',
|
|
'enable_forum_auto_launch',
|
|
'show_course_in_user_language',
|
|
'email_to_teachers_on_new_work_feedback',
|
|
'student_delete_own_publication',
|
|
];
|
|
|
|
$courseModels = ExerciseLib::getScoreModels();
|
|
if (!empty($courseModels)) {
|
|
$courseSettings[] = 'score_model_id';
|
|
}
|
|
|
|
$allowLPReturnLink = api_get_setting('allow_lp_return_link');
|
|
if ($allowLPReturnLink === 'true') {
|
|
$courseSettings[] = 'lp_return_link';
|
|
}
|
|
|
|
if (!empty($pluginCourseSettings)) {
|
|
$courseSettings = array_merge(
|
|
$courseSettings,
|
|
$pluginCourseSettings
|
|
);
|
|
}
|
|
|
|
return $courseSettings;
|
|
}
|
|
|
|
/**
|
|
* @param AppPlugin $appPlugin
|
|
* @param string $variable
|
|
* @param string|array $value
|
|
* @param int $courseId
|
|
*
|
|
* @return bool
|
|
*/
|
|
public static function saveCourseConfigurationSetting(AppPlugin $appPlugin, $variable, $value, $courseId)
|
|
{
|
|
$settingList = self::getCourseSettingVariables($appPlugin);
|
|
|
|
if (!in_array($variable, $settingList)) {
|
|
return false;
|
|
}
|
|
|
|
$courseSettingTable = Database::get_course_table(TABLE_COURSE_SETTING);
|
|
|
|
if (is_array($value)) {
|
|
$value = implode(',', $value);
|
|
}
|
|
|
|
if (self::hasCourseSetting($variable, $courseId)) {
|
|
// Update
|
|
Database::update(
|
|
$courseSettingTable,
|
|
['value' => $value],
|
|
['variable = ? AND c_id = ?' => [$variable, $courseId]]
|
|
);
|
|
} else {
|
|
// Create
|
|
Database::insert(
|
|
$courseSettingTable,
|
|
[
|
|
'title' => $variable,
|
|
'value' => $value,
|
|
'c_id' => $courseId,
|
|
'variable' => $variable,
|
|
]
|
|
);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Check if course setting exists.
|
|
*
|
|
* @param string $variable
|
|
* @param int $courseId
|
|
*
|
|
* @return bool
|
|
*/
|
|
public static function hasCourseSetting($variable, $courseId)
|
|
{
|
|
$courseSetting = Database::get_course_table(TABLE_COURSE_SETTING);
|
|
$courseId = intval($courseId);
|
|
$variable = Database::escape_string($variable);
|
|
$sql = "SELECT variable FROM $courseSetting
|
|
WHERE c_id = $courseId AND variable = '$variable'";
|
|
$result = Database::query($sql);
|
|
|
|
return Database::num_rows($result) > 0;
|
|
}
|
|
|
|
/**
|
|
* Get information from the track_e_course_access table.
|
|
*
|
|
* @param int $sessionId
|
|
* @param int $userId
|
|
* @param int $limit
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function getCourseAccessPerSessionAndUser($sessionId, $userId, $limit = 0)
|
|
{
|
|
$table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_COURSE_ACCESS);
|
|
|
|
$sessionId = intval($sessionId);
|
|
$userId = intval($userId);
|
|
|
|
$sql = "SELECT * FROM $table
|
|
WHERE session_id = $sessionId AND user_id = $userId";
|
|
|
|
if (!empty($limit)) {
|
|
$limit = intval($limit);
|
|
$sql .= " LIMIT $limit";
|
|
}
|
|
$result = Database::query($sql);
|
|
|
|
return Database::store_result($result);
|
|
}
|
|
|
|
/**
|
|
* Get information from the track_e_course_access table.
|
|
*
|
|
* @param int $courseId
|
|
* @param int $sessionId
|
|
* @param string $startDate
|
|
* @param string $endDate
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function getCourseAccessPerCourseAndSession(
|
|
$courseId,
|
|
$sessionId,
|
|
$startDate,
|
|
$endDate
|
|
) {
|
|
$table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_COURSE_ACCESS);
|
|
$courseId = intval($courseId);
|
|
$sessionId = intval($sessionId);
|
|
$startDate = Database::escape_string($startDate);
|
|
$endDate = Database::escape_string($endDate);
|
|
|
|
$sql = "SELECT * FROM $table
|
|
WHERE
|
|
c_id = $courseId AND
|
|
session_id = $sessionId AND
|
|
login_course_date BETWEEN '$startDate' AND '$endDate'
|
|
";
|
|
|
|
$result = Database::query($sql);
|
|
|
|
return Database::store_result($result);
|
|
}
|
|
|
|
/**
|
|
* Get login information from the track_e_course_access table, for any
|
|
* course in the given session.
|
|
*
|
|
* @param int $sessionId
|
|
* @param int $userId
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function getFirstCourseAccessPerSessionAndUser($sessionId, $userId)
|
|
{
|
|
$sessionId = intval($sessionId);
|
|
$userId = intval($userId);
|
|
|
|
$table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_COURSE_ACCESS);
|
|
$sql = "SELECT * FROM $table
|
|
WHERE session_id = $sessionId AND user_id = $userId
|
|
ORDER BY login_course_date ASC
|
|
LIMIT 1";
|
|
|
|
$result = Database::query($sql);
|
|
$courseAccess = [];
|
|
if (Database::num_rows($result)) {
|
|
$courseAccess = Database::fetch_array($result, 'ASSOC');
|
|
}
|
|
|
|
return $courseAccess;
|
|
}
|
|
|
|
/**
|
|
* @param int $courseId
|
|
* @param int $sessionId
|
|
* @param bool $getAllSessions
|
|
*
|
|
* @return mixed
|
|
*/
|
|
public static function getCountForum(
|
|
$courseId,
|
|
$sessionId = 0,
|
|
$getAllSessions = false
|
|
) {
|
|
$forum = Database::get_course_table(TABLE_FORUM);
|
|
if ($getAllSessions) {
|
|
$sql = "SELECT count(*) as count
|
|
FROM $forum f
|
|
WHERE f.c_id = %s";
|
|
} else {
|
|
$sql = "SELECT count(*) as count
|
|
FROM $forum f
|
|
WHERE f.c_id = %s and f.session_id = %s";
|
|
}
|
|
|
|
$sql = sprintf($sql, intval($courseId), intval($sessionId));
|
|
$result = Database::query($sql);
|
|
$row = Database::fetch_array($result);
|
|
|
|
return $row['count'];
|
|
}
|
|
|
|
/**
|
|
* @param int $userId
|
|
* @param int $courseId
|
|
* @param int $sessionId
|
|
*
|
|
* @return mixed
|
|
*/
|
|
public static function getCountPostInForumPerUser(
|
|
$userId,
|
|
$courseId,
|
|
$sessionId = 0
|
|
) {
|
|
$forum = Database::get_course_table(TABLE_FORUM);
|
|
$forum_post = Database::get_course_table(TABLE_FORUM_POST);
|
|
|
|
$sql = "SELECT count(distinct post_id) as count
|
|
FROM $forum_post p
|
|
INNER JOIN $forum f
|
|
ON f.forum_id = p.forum_id AND f.c_id = p.c_id
|
|
WHERE p.poster_id = %s and f.session_id = %s and p.c_id = %s";
|
|
|
|
$sql = sprintf(
|
|
$sql,
|
|
intval($userId),
|
|
intval($sessionId),
|
|
intval($courseId)
|
|
);
|
|
|
|
$result = Database::query($sql);
|
|
$row = Database::fetch_array($result);
|
|
|
|
return $row['count'];
|
|
}
|
|
|
|
/**
|
|
* @param int $userId
|
|
* @param int $courseId
|
|
* @param int $sessionId
|
|
*
|
|
* @return mixed
|
|
*/
|
|
public static function getCountForumPerUser(
|
|
$userId,
|
|
$courseId,
|
|
$sessionId = 0
|
|
) {
|
|
$forum = Database::get_course_table(TABLE_FORUM);
|
|
$forum_post = Database::get_course_table(TABLE_FORUM_POST);
|
|
|
|
$sql = "SELECT count(distinct f.forum_id) as count
|
|
FROM $forum_post p
|
|
INNER JOIN $forum f
|
|
ON f.forum_id = p.forum_id AND f.c_id = p.c_id
|
|
WHERE p.poster_id = %s and f.session_id = %s and p.c_id = %s";
|
|
|
|
$sql = sprintf(
|
|
$sql,
|
|
intval($userId),
|
|
intval($sessionId),
|
|
intval($courseId)
|
|
);
|
|
|
|
$result = Database::query($sql);
|
|
$row = Database::fetch_array($result);
|
|
|
|
return $row['count'];
|
|
}
|
|
|
|
/**
|
|
* Returns the course name from a given code.
|
|
*
|
|
* @param string $code
|
|
*
|
|
* @return string
|
|
*/
|
|
public static function getCourseNameFromCode($code)
|
|
{
|
|
$tbl_main_categories = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$code = Database::escape_string($code);
|
|
$sql = "SELECT title
|
|
FROM $tbl_main_categories
|
|
WHERE code = '$code'";
|
|
$result = Database::query($sql);
|
|
if ($col = Database::fetch_array($result)) {
|
|
return $col['title'];
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Generates a course code from a course title.
|
|
*
|
|
* @todo Such a function might be useful in other places too. It might be moved in the CourseManager class.
|
|
* @todo the function might be upgraded for avoiding code duplications (currently,
|
|
* it might suggest a code that is already in use)
|
|
*
|
|
* @param string $title A course title
|
|
*
|
|
* @return string A proposed course code
|
|
* +
|
|
* @assert (null,null) === false
|
|
* @assert ('ABC_DEF', null) === 'ABCDEF'
|
|
* @assert ('ABC09*^[%A', null) === 'ABC09A'
|
|
*/
|
|
public static function generate_course_code($title)
|
|
{
|
|
return substr(
|
|
preg_replace('/[^A-Z0-9]/', '', strtoupper(api_replace_dangerous_char($title))),
|
|
0,
|
|
self::MAX_COURSE_LENGTH_CODE
|
|
);
|
|
}
|
|
|
|
/**
|
|
* @param $courseId
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function getCourseSettings($courseId)
|
|
{
|
|
$settingTable = Database::get_course_table(TABLE_COURSE_SETTING);
|
|
$courseId = intval($courseId);
|
|
$sql = "SELECT * FROM $settingTable WHERE c_id = $courseId";
|
|
$result = Database::query($sql);
|
|
$settings = [];
|
|
if (Database::num_rows($result)) {
|
|
while ($row = Database::fetch_array($result, 'ASSOC')) {
|
|
$settings[$row['variable']] = $row;
|
|
}
|
|
}
|
|
|
|
return $settings;
|
|
}
|
|
|
|
/**
|
|
* this function gets all the users of the course,
|
|
* including users from linked courses.
|
|
*
|
|
* @param $filterByActive
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function getCourseUsers($filterByActive = null)
|
|
{
|
|
// This would return only the users from real courses:
|
|
$userList = self::get_user_list_from_course_code(
|
|
api_get_course_id(),
|
|
api_get_session_id(),
|
|
null,
|
|
null,
|
|
null,
|
|
null,
|
|
false,
|
|
false,
|
|
[],
|
|
[],
|
|
[],
|
|
$filterByActive
|
|
);
|
|
|
|
return $userList;
|
|
}
|
|
|
|
/**
|
|
* this function gets all the groups of the course,
|
|
* not including linked courses.
|
|
*/
|
|
public static function getCourseGroups()
|
|
{
|
|
$sessionId = api_get_session_id();
|
|
if ($sessionId != 0) {
|
|
$groupList = self::get_group_list_of_course(
|
|
api_get_course_id(),
|
|
$sessionId,
|
|
1
|
|
);
|
|
} else {
|
|
$groupList = self::get_group_list_of_course(
|
|
api_get_course_id(),
|
|
0,
|
|
1
|
|
);
|
|
}
|
|
|
|
return $groupList;
|
|
}
|
|
|
|
/**
|
|
* @param FormValidator $form
|
|
* @param array $alreadySelected
|
|
*
|
|
* @return HTML_QuickForm_element
|
|
*/
|
|
public static function addUserGroupMultiSelect(&$form, $alreadySelected)
|
|
{
|
|
$userList = self::getCourseUsers(true);
|
|
$groupList = self::getCourseGroups();
|
|
|
|
$array = self::buildSelectOptions(
|
|
$groupList,
|
|
$userList,
|
|
$alreadySelected
|
|
);
|
|
|
|
$result = [];
|
|
foreach ($array as $content) {
|
|
$result[$content['value']] = $content['content'];
|
|
}
|
|
|
|
return $form->addElement(
|
|
'advmultiselect',
|
|
'users',
|
|
get_lang('Users'),
|
|
$result,
|
|
['select_all_checkbox' => true]
|
|
);
|
|
}
|
|
|
|
/**
|
|
* This function separates the users from the groups
|
|
* users have a value USER:XXX (with XXX the groups id have a value
|
|
* GROUP:YYY (with YYY the group id).
|
|
*
|
|
* @param array $to Array of strings that define the type and id of each destination
|
|
*
|
|
* @return array Array of groups and users (each an array of IDs)
|
|
*/
|
|
public static function separateUsersGroups($to)
|
|
{
|
|
$groupList = [];
|
|
$userList = [];
|
|
|
|
foreach ($to as $to_item) {
|
|
if (!empty($to_item)) {
|
|
$parts = explode(':', $to_item);
|
|
$type = isset($parts[0]) ? $parts[0] : '';
|
|
$id = isset($parts[1]) ? $parts[1] : '';
|
|
|
|
switch ($type) {
|
|
case 'GROUP':
|
|
$groupList[] = intval($id);
|
|
break;
|
|
case 'USER':
|
|
$userList[] = intval($id);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
$send_to['groups'] = $groupList;
|
|
$send_to['users'] = $userList;
|
|
|
|
return $send_to;
|
|
}
|
|
|
|
/**
|
|
* Shows the form for sending a message to a specific group or user.
|
|
*
|
|
* @param FormValidator $form
|
|
* @param array $groupInfo
|
|
* @param array $to
|
|
*
|
|
* @return HTML_QuickForm_element
|
|
*/
|
|
public static function addGroupMultiSelect($form, $groupInfo, $to = [])
|
|
{
|
|
$group_users = GroupManager::get_subscribed_users($groupInfo);
|
|
$array = self::buildSelectOptions(null, $group_users, $to);
|
|
|
|
$result = [];
|
|
foreach ($array as $content) {
|
|
$result[$content['value']] = $content['content'];
|
|
}
|
|
|
|
return $form->addElement('advmultiselect', 'users', get_lang('Users'), $result);
|
|
}
|
|
|
|
/**
|
|
* this function shows the form for sending a message to a specific group or user.
|
|
*
|
|
* @param array $groupList
|
|
* @param array $userList
|
|
* @param array $alreadySelected
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function buildSelectOptions(
|
|
$groupList = [],
|
|
$userList = [],
|
|
$alreadySelected = []
|
|
) {
|
|
if (empty($alreadySelected)) {
|
|
$alreadySelected = [];
|
|
}
|
|
|
|
$result = [];
|
|
// adding the groups to the select form
|
|
if ($groupList) {
|
|
foreach ($groupList as $thisGroup) {
|
|
$groupId = $thisGroup['iid'];
|
|
if (is_array($alreadySelected)) {
|
|
if (!in_array(
|
|
"GROUP:".$groupId,
|
|
$alreadySelected
|
|
)
|
|
) { // $alreadySelected is the array containing the groups (and users) that are already selected
|
|
$user_label = ($thisGroup['userNb'] > 0) ? get_lang('Users') : get_lang('LowerCaseUser');
|
|
$user_disabled = ($thisGroup['userNb'] > 0) ? "" : "disabled=disabled";
|
|
$result[] = [
|
|
'disabled' => $user_disabled,
|
|
'value' => "GROUP:".$groupId,
|
|
// The space before "G" is needed in order to advmultiselect.php js puts groups first
|
|
'content' => " G: ".$thisGroup['name']." - ".$thisGroup['userNb']." ".$user_label,
|
|
];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// adding the individual users to the select form
|
|
if ($userList) {
|
|
foreach ($userList as $user) {
|
|
if (is_array($alreadySelected)) {
|
|
if (!in_array(
|
|
"USER:".$user['user_id'],
|
|
$alreadySelected
|
|
)
|
|
) {
|
|
// $alreadySelected is the array containing the users (and groups) that are already selected
|
|
$result[] = [
|
|
'value' => "USER:".$user['user_id'],
|
|
'content' => api_get_person_name($user['firstname'], $user['lastname']),
|
|
];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* @return array a list (array) of all courses
|
|
*/
|
|
public static function get_course_list()
|
|
{
|
|
$table = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
|
|
return Database::store_result(Database::query("SELECT *, id as real_id FROM $table"));
|
|
}
|
|
|
|
/**
|
|
* Returns course code from a given gradebook category's id.
|
|
*
|
|
* @param int Category ID
|
|
*
|
|
* @return string Course code
|
|
*/
|
|
public static function get_course_by_category($category_id)
|
|
{
|
|
$category_id = (int) $category_id;
|
|
$sql = 'SELECT c_id FROM '.Database::get_main_table(TABLE_MAIN_GRADEBOOK_CATEGORY).'
|
|
WHERE id='.$category_id;
|
|
$info = Database::fetch_array(Database::query($sql), 'ASSOC');
|
|
|
|
return $info ? $info['c_id'] : false;
|
|
}
|
|
|
|
/**
|
|
* This function gets all the courses that are not in a session.
|
|
*
|
|
* @param date Start date
|
|
* @param date End date
|
|
* @param bool $includeClosed Whether to include closed and hidden courses
|
|
*
|
|
* @return array Not-in-session courses
|
|
*/
|
|
public static function getCoursesWithoutSession(
|
|
$startDate = null,
|
|
$endDate = null,
|
|
$includeClosed = false
|
|
) {
|
|
$dateConditional = ($startDate && $endDate) ?
|
|
" WHERE session_id IN (SELECT id FROM ".Database::get_main_table(TABLE_MAIN_SESSION).
|
|
" WHERE access_start_date = '$startDate' AND access_end_date = '$endDate')" : null;
|
|
$visibility = ($includeClosed ? '' : 'visibility NOT IN (0, 4) AND ');
|
|
|
|
$sql = "SELECT id, code, title
|
|
FROM ".Database::get_main_table(TABLE_MAIN_COURSE)."
|
|
WHERE $visibility code NOT IN (
|
|
SELECT DISTINCT course_code
|
|
FROM ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE).$dateConditional."
|
|
)
|
|
ORDER BY id";
|
|
|
|
$result = Database::query($sql);
|
|
$courses = [];
|
|
while ($row = Database::fetch_array($result)) {
|
|
$courses[] = $row;
|
|
}
|
|
|
|
return $courses;
|
|
}
|
|
|
|
/**
|
|
* Get list of courses based on users of a group for a group admin.
|
|
*
|
|
* @param int $userId The user id
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function getCoursesFollowedByGroupAdmin($userId)
|
|
{
|
|
$coursesList = [];
|
|
$courseTable = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$courseUserTable = Database::get_main_table(TABLE_MAIN_COURSE_USER);
|
|
$userGroup = new UserGroup();
|
|
$userIdList = $userGroup->getGroupUsersByUser($userId);
|
|
|
|
if (empty($userIdList)) {
|
|
return [];
|
|
}
|
|
|
|
$sql = "SELECT DISTINCT(c.id), c.title
|
|
FROM $courseTable c
|
|
INNER JOIN $courseUserTable cru ON c.id = cru.c_id
|
|
WHERE (
|
|
cru.user_id IN (".implode(', ', $userIdList).")
|
|
AND cru.relation_type = 0
|
|
)";
|
|
|
|
if (api_is_multiple_url_enabled()) {
|
|
$courseAccessUrlTable = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
|
|
$accessUrlId = api_get_current_access_url_id();
|
|
|
|
if ($accessUrlId != -1) {
|
|
$sql = "SELECT DISTINCT(c.id), c.title
|
|
FROM $courseTable c
|
|
INNER JOIN $courseUserTable cru ON c.id = cru.c_id
|
|
INNER JOIN $courseAccessUrlTable crau ON c.id = crau.c_id
|
|
WHERE crau.access_url_id = $accessUrlId
|
|
AND (
|
|
cru.id_user IN (".implode(', ', $userIdList).") AND
|
|
cru.relation_type = 0
|
|
)";
|
|
}
|
|
}
|
|
|
|
$result = Database::query($sql);
|
|
while ($row = Database::fetch_assoc($result)) {
|
|
$coursesList[] = $row;
|
|
}
|
|
|
|
return $coursesList;
|
|
}
|
|
|
|
/**
|
|
* Direct course link see #5299.
|
|
*
|
|
* You can send to your students an URL like this
|
|
* http://chamilodev.beeznest.com/main/auth/inscription.php?c=ABC&e=3
|
|
* Where "c" is the course code and "e" is the exercise Id, after a successful
|
|
* registration the user will be sent to the course or exercise
|
|
*
|
|
* @param array $form_data
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function redirectToCourse($form_data)
|
|
{
|
|
$course_code_redirect = Session::read('course_redirect');
|
|
$_user = api_get_user_info();
|
|
$userId = api_get_user_id();
|
|
|
|
if (!empty($course_code_redirect)) {
|
|
$course_info = api_get_course_info($course_code_redirect);
|
|
if (!empty($course_info)) {
|
|
if (in_array(
|
|
$course_info['visibility'],
|
|
[COURSE_VISIBILITY_OPEN_PLATFORM, COURSE_VISIBILITY_OPEN_WORLD]
|
|
)
|
|
) {
|
|
if (self::is_user_subscribed_in_course($userId, $course_info['code'])) {
|
|
$form_data['action'] = $course_info['course_public_url'];
|
|
$form_data['message'] = sprintf(get_lang('YouHaveBeenRegisteredToCourseX'), $course_info['title']);
|
|
$form_data['button'] = Display::button(
|
|
'next',
|
|
get_lang('GoToCourse', null, $_user['language']),
|
|
['class' => 'btn btn-primary btn-large']
|
|
);
|
|
|
|
$exercise_redirect = intval(Session::read('exercise_redirect'));
|
|
// Specify the course id as the current context does not
|
|
// hold a global $_course array
|
|
$objExercise = new Exercise($course_info['real_id']);
|
|
$result = $objExercise->read($exercise_redirect);
|
|
|
|
if (!empty($exercise_redirect) && !empty($result)) {
|
|
$form_data['action'] = api_get_path(WEB_CODE_PATH).
|
|
'exercise/overview.php?exerciseId='.$exercise_redirect.'&cidReq='.$course_info['code'];
|
|
$form_data['message'] .= '<br />'.get_lang('YouCanAccessTheExercise');
|
|
$form_data['button'] = Display::button(
|
|
'next',
|
|
get_lang('Go', null, $_user['language']),
|
|
['class' => 'btn btn-primary btn-large']
|
|
);
|
|
}
|
|
|
|
if (!empty($form_data['action'])) {
|
|
header('Location: '.$form_data['action']);
|
|
exit;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return $form_data;
|
|
}
|
|
|
|
/**
|
|
* Return tab of params to display a course title in the My Courses tab
|
|
* Check visibility, right, and notification icons, and load_dirs option
|
|
* get html course params.
|
|
*
|
|
* @param $courseId
|
|
* @param bool $loadDirs
|
|
*
|
|
* @return array with keys ['right_actions'] ['teachers'] ['notifications']
|
|
*/
|
|
public static function getCourseParamsForDisplay($courseId, $loadDirs = false)
|
|
{
|
|
$userId = api_get_user_id();
|
|
$courseId = intval($courseId);
|
|
// Table definitions
|
|
$TABLECOURS = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$TABLECOURSUSER = Database::get_main_table(TABLE_MAIN_COURSE_USER);
|
|
$TABLE_ACCESS_URL_REL_COURSE = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
|
|
$current_url_id = api_get_current_access_url_id();
|
|
|
|
// Get course list auto-register
|
|
$special_course_list = self::get_special_course_list();
|
|
|
|
$without_special_courses = '';
|
|
if (!empty($special_course_list)) {
|
|
$without_special_courses = ' AND course.id NOT IN ("'.implode('","', $special_course_list).'")';
|
|
}
|
|
|
|
//AND course_rel_user.relation_type<>".COURSE_RELATION_TYPE_RRHH."
|
|
$sql = "SELECT
|
|
course.id,
|
|
course.title,
|
|
course.code,
|
|
course.subscribe subscr,
|
|
course.unsubscribe unsubscr,
|
|
course_rel_user.status status,
|
|
course_rel_user.sort sort,
|
|
course_rel_user.user_course_cat user_course_cat
|
|
FROM
|
|
$TABLECOURS course
|
|
INNER JOIN $TABLECOURSUSER course_rel_user
|
|
ON (course.id = course_rel_user.c_id)
|
|
INNER JOIN $TABLE_ACCESS_URL_REL_COURSE url
|
|
ON (url.c_id = course.id)
|
|
WHERE
|
|
course.id = $courseId AND
|
|
course_rel_user.user_id = $userId
|
|
$without_special_courses
|
|
";
|
|
|
|
// If multiple URL access mode is enabled, only fetch courses
|
|
// corresponding to the current URL.
|
|
if (api_get_multiple_access_url() && $current_url_id != -1) {
|
|
$sql .= " AND url.c_id = course.id AND access_url_id = $current_url_id";
|
|
}
|
|
// Use user's classification for courses (if any).
|
|
$sql .= " ORDER BY course_rel_user.user_course_cat, course_rel_user.sort ASC";
|
|
|
|
$result = Database::query($sql);
|
|
|
|
// Browse through all courses. We can only have one course because
|
|
// of the course.id=".intval($courseId) in sql query
|
|
$course = Database::fetch_array($result);
|
|
$course_info = api_get_course_info_by_id($courseId);
|
|
if (empty($course_info)) {
|
|
return '';
|
|
}
|
|
|
|
//$course['id_session'] = null;
|
|
$course_info['id_session'] = null;
|
|
$course_info['status'] = $course['status'];
|
|
|
|
// For each course, get if there is any notification icon to show
|
|
// (something that would have changed since the user's last visit).
|
|
$show_notification = !api_get_configuration_value('hide_course_notification')
|
|
? Display::show_notification($course_info)
|
|
: '';
|
|
|
|
// New code displaying the user's status in respect to this course.
|
|
$status_icon = Display::return_icon(
|
|
'blackboard.png',
|
|
$course_info['title'],
|
|
[],
|
|
ICON_SIZE_LARGE
|
|
);
|
|
|
|
$params = [];
|
|
$params['right_actions'] = '';
|
|
|
|
if (api_is_platform_admin()) {
|
|
if ($loadDirs) {
|
|
$params['right_actions'] .= '<a id="document_preview_'.$course_info['real_id'].'_0" class="document_preview" href="javascript:void(0);">'.Display::return_icon('folder.png', get_lang('Documents'), ['align' => 'absmiddle'], ICON_SIZE_SMALL).'</a>';
|
|
$params['right_actions'] .= '<a href="'.api_get_path(WEB_CODE_PATH).'course_info/infocours.php?cidReq='.$course['code'].'">'.
|
|
Display::return_icon('edit.png', get_lang('Edit'), ['align' => 'absmiddle'], ICON_SIZE_SMALL).
|
|
'</a>';
|
|
$params['right_actions'] .= Display::div(
|
|
'',
|
|
[
|
|
'id' => 'document_result_'.$course_info['real_id'].'_0',
|
|
'class' => 'document_preview_container',
|
|
]
|
|
);
|
|
} else {
|
|
$params['right_actions'] .= '<a class="btn btn-default btn-sm" title="'.get_lang('Edit').'" href="'.api_get_path(WEB_CODE_PATH).'course_info/infocours.php?cidReq='.$course['code'].'">'.
|
|
Display::returnFontAwesomeIcon('pencil').'</a>';
|
|
}
|
|
} else {
|
|
if ($course_info['visibility'] != COURSE_VISIBILITY_CLOSED) {
|
|
if ($loadDirs) {
|
|
$params['right_actions'] .= '<a id="document_preview_'.$course_info['real_id'].'_0" class="document_preview" href="javascript:void(0);">'.
|
|
Display::return_icon('folder.png', get_lang('Documents'), ['align' => 'absmiddle'], ICON_SIZE_SMALL).'</a>';
|
|
$params['right_actions'] .= Display::div(
|
|
'',
|
|
[
|
|
'id' => 'document_result_'.$course_info['real_id'].'_0',
|
|
'class' => 'document_preview_container',
|
|
]
|
|
);
|
|
} else {
|
|
if ($course_info['status'] == COURSEMANAGER) {
|
|
$params['right_actions'] .= '<a class="btn btn-default btn-sm" title="'.get_lang('Edit').'" href="'.api_get_path(WEB_CODE_PATH).'course_info/infocours.php?cidReq='.$course['code'].'">'.
|
|
Display::returnFontAwesomeIcon('pencil').'</a>';
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
$course_title_url = '';
|
|
if ($course_info['visibility'] != COURSE_VISIBILITY_CLOSED || $course['status'] == COURSEMANAGER) {
|
|
$course_title_url = api_get_path(WEB_COURSE_PATH).$course_info['path'].'/?id_session=0';
|
|
$course_title = Display::url($course_info['title'], $course_title_url);
|
|
} else {
|
|
$course_title = $course_info['title'].' '.Display::tag(
|
|
'span',
|
|
get_lang('CourseClosed'),
|
|
['class' => 'item_closed']
|
|
);
|
|
}
|
|
|
|
// Start displaying the course block itself
|
|
if (api_get_setting('display_coursecode_in_courselist') === 'true') {
|
|
$course_title .= ' ('.$course_info['visual_code'].') ';
|
|
}
|
|
$teachers = '';
|
|
if (api_get_setting('display_teacher_in_courselist') === 'true') {
|
|
$teachers = self::getTeacherListFromCourseCodeToString(
|
|
$course['code'],
|
|
self::USER_SEPARATOR,
|
|
true
|
|
);
|
|
}
|
|
$params['link'] = $course_title_url;
|
|
$params['icon'] = $status_icon;
|
|
$params['title'] = $course_title;
|
|
$params['teachers'] = $teachers;
|
|
if ($course_info['visibility'] != COURSE_VISIBILITY_CLOSED) {
|
|
$params['notifications'] = $show_notification;
|
|
}
|
|
|
|
return $params;
|
|
}
|
|
|
|
/**
|
|
* Get the course id based on the original id and field name in the extra fields.
|
|
* Returns 0 if course was not found.
|
|
*
|
|
* @param string $original_course_id_value Original course id
|
|
* @param string $original_course_id_name Original field name
|
|
*
|
|
* @return int Course id
|
|
*/
|
|
public static function get_course_id_from_original_id($original_course_id_value, $original_course_id_name)
|
|
{
|
|
$extraFieldValue = new ExtraFieldValue('course');
|
|
$value = $extraFieldValue->get_item_id_from_field_variable_and_field_value(
|
|
$original_course_id_name,
|
|
$original_course_id_value
|
|
);
|
|
|
|
if ($value) {
|
|
return $value['item_id'];
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* Helper function to create a default gradebook (if necessary) upon course creation.
|
|
*
|
|
* @param int $modelId The gradebook model ID
|
|
* @param string $courseCode Course code
|
|
*/
|
|
public static function createDefaultGradebook($modelId, $courseCode)
|
|
{
|
|
if (api_get_setting('gradebook_enable_grade_model') === 'true') {
|
|
//Create gradebook_category for the new course and add
|
|
// a gradebook model for the course
|
|
if (isset($modelId) &&
|
|
!empty($modelId) &&
|
|
$modelId != '-1'
|
|
) {
|
|
GradebookUtils::create_default_course_gradebook(
|
|
$courseCode,
|
|
$modelId
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Helper function to check if there is a course template and, if so, to
|
|
* copy the template as basis for the new course.
|
|
*
|
|
* @param string $courseCode Course code
|
|
* @param int $courseTemplate 0 if no course template is defined
|
|
*/
|
|
public static function useTemplateAsBasisIfRequired($courseCode, $courseTemplate)
|
|
{
|
|
$template = api_get_setting('course_creation_use_template');
|
|
$teacherCanSelectCourseTemplate = api_get_setting('teacher_can_select_course_template') === 'true';
|
|
$courseTemplate = isset($courseTemplate) ? intval($courseTemplate) : 0;
|
|
|
|
$useTemplate = false;
|
|
|
|
if ($teacherCanSelectCourseTemplate && $courseTemplate) {
|
|
$useTemplate = true;
|
|
$originCourse = api_get_course_info_by_id($courseTemplate);
|
|
} elseif (!empty($template)) {
|
|
$useTemplate = true;
|
|
$originCourse = api_get_course_info_by_id($template);
|
|
}
|
|
|
|
if ($useTemplate) {
|
|
// Include the necessary libraries to generate a course copy
|
|
// Call the course copy object
|
|
$originCourse['official_code'] = $originCourse['code'];
|
|
$cb = new CourseBuilder(null, $originCourse);
|
|
$course = $cb->build(null, $originCourse['code']);
|
|
$cr = new CourseRestorer($course);
|
|
$cr->set_file_option();
|
|
$cr->restore($courseCode);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Helper method to get the number of users defined with a specific course extra field.
|
|
*
|
|
* @param string $name Field title
|
|
* @param string $tableExtraFields The extra fields table name
|
|
* @param string $tableUserFieldValues The user extra field value table name
|
|
*
|
|
* @return int The number of users with this extra field with a specific value
|
|
*/
|
|
public static function getCountRegisteredUsersWithCourseExtraField(
|
|
$name,
|
|
$tableExtraFields = '',
|
|
$tableUserFieldValues = ''
|
|
) {
|
|
if (empty($tableExtraFields)) {
|
|
$tableExtraFields = Database::get_main_table(TABLE_EXTRA_FIELD);
|
|
}
|
|
if (empty($tableUserFieldValues)) {
|
|
$tableUserFieldValues = Database::get_main_table(TABLE_EXTRA_FIELD_VALUES);
|
|
}
|
|
|
|
$registered_users_with_extra_field = 0;
|
|
if (!empty($name) && $name != '-') {
|
|
$extraFieldType = EntityExtraField::COURSE_FIELD_TYPE;
|
|
$name = Database::escape_string($name);
|
|
$sql = "SELECT count(v.item_id) as count
|
|
FROM $tableUserFieldValues v
|
|
INNER JOIN $tableExtraFields f
|
|
ON (f.id = v.field_id)
|
|
WHERE value = '$name' AND extra_field_type = $extraFieldType";
|
|
$result_count = Database::query($sql);
|
|
if (Database::num_rows($result_count)) {
|
|
$row_count = Database::fetch_array($result_count);
|
|
$registered_users_with_extra_field = $row_count['count'];
|
|
}
|
|
}
|
|
|
|
return $registered_users_with_extra_field;
|
|
}
|
|
|
|
/**
|
|
* Get the course categories form a course list.
|
|
*
|
|
* @param array $courseList
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function getCourseCategoriesFromCourseList(array $courseList)
|
|
{
|
|
$allCategories = array_column($courseList, 'category');
|
|
$categories = array_unique($allCategories);
|
|
|
|
sort($categories);
|
|
|
|
return $categories;
|
|
}
|
|
|
|
/**
|
|
* Display the description button of a course in the course catalog.
|
|
*
|
|
* @param array $course
|
|
*
|
|
* @return string HTML string
|
|
*/
|
|
public static function returnDescriptionButton($course)
|
|
{
|
|
if (empty($course)) {
|
|
return '';
|
|
}
|
|
|
|
if (api_get_setting('show_courses_descriptions_in_catalog') == 'true') {
|
|
$title = $course['title'];
|
|
$url = api_get_path(WEB_CODE_PATH).'inc/ajax/course_home.ajax.php?a=show_course_information&code='.$course['code'];
|
|
$html = Display::url(
|
|
Display::returnFontAwesomeIcon('info-circle', 'lg'),
|
|
$url,
|
|
[
|
|
'class' => 'ajax btn btn-default btn-sm',
|
|
'data-title' => $title,
|
|
'title' => get_lang('Description'),
|
|
'aria-label' => get_lang('Description'),
|
|
'data-size' => 'lg',
|
|
]
|
|
);
|
|
|
|
return $html;
|
|
}
|
|
|
|
return '';
|
|
}
|
|
|
|
/**
|
|
* @param Course $course
|
|
*
|
|
* @return bool
|
|
*/
|
|
public static function hasPicture(Course $course)
|
|
{
|
|
return file_exists(api_get_path(SYS_COURSE_PATH).$course->getDirectory().'/course-pic85x85.png');
|
|
}
|
|
|
|
/**
|
|
* Get the course picture path.
|
|
*
|
|
* @param Course $course
|
|
* @param bool $fullSize
|
|
*
|
|
* @return null|string
|
|
*/
|
|
public static function getPicturePath(Course $course, $fullSize = false)
|
|
{
|
|
if (!self::hasPicture($course)) {
|
|
return null;
|
|
}
|
|
|
|
if ($fullSize) {
|
|
return api_get_path(WEB_COURSE_PATH).$course->getDirectory().'/course-pic.png';
|
|
}
|
|
|
|
return api_get_path(WEB_COURSE_PATH).$course->getDirectory().'/course-pic85x85.png';
|
|
}
|
|
|
|
/**
|
|
* @return int
|
|
*/
|
|
public static function getCountOpenCourses()
|
|
{
|
|
$visibility = [
|
|
COURSE_VISIBILITY_REGISTERED,
|
|
COURSE_VISIBILITY_OPEN_PLATFORM,
|
|
COURSE_VISIBILITY_OPEN_WORLD,
|
|
];
|
|
|
|
$table = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$sql = "SELECT count(id) count
|
|
FROM $table
|
|
WHERE visibility IN (".implode(',', $visibility).")";
|
|
$result = Database::query($sql);
|
|
$row = Database::fetch_array($result);
|
|
|
|
return (int) $row['count'];
|
|
}
|
|
|
|
/**
|
|
* @return int
|
|
*/
|
|
public static function getCountExercisesFromOpenCourse()
|
|
{
|
|
$visibility = [
|
|
COURSE_VISIBILITY_REGISTERED,
|
|
COURSE_VISIBILITY_OPEN_PLATFORM,
|
|
COURSE_VISIBILITY_OPEN_WORLD,
|
|
];
|
|
|
|
$table = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$tableExercise = Database::get_course_table(TABLE_QUIZ_TEST);
|
|
$sql = "SELECT count(e.iid) count
|
|
FROM $table c INNER JOIN $tableExercise e
|
|
ON (c.id = e.c_id)
|
|
WHERE e.active <> -1 AND visibility IN (".implode(',', $visibility).")";
|
|
$result = Database::query($sql);
|
|
$row = Database::fetch_array($result);
|
|
|
|
return (int) $row['count'];
|
|
}
|
|
|
|
/**
|
|
* @param ToolChain $toolList
|
|
*/
|
|
public static function setToolList($toolList)
|
|
{
|
|
self::$toolList = $toolList;
|
|
}
|
|
|
|
/**
|
|
* @return ToolChain
|
|
*/
|
|
public static function getToolList()
|
|
{
|
|
return self::$toolList;
|
|
}
|
|
|
|
/**
|
|
* Check if a specific access-url-related setting is a problem or not.
|
|
*
|
|
* @param array $_configuration The $_configuration array
|
|
* @param int $accessUrlId The access URL ID
|
|
* @param string $param
|
|
* @param string $msgLabel
|
|
*
|
|
* @return bool|string
|
|
*/
|
|
private static function checkCreateCourseAccessUrlParam($_configuration, $accessUrlId, $param, $msgLabel)
|
|
{
|
|
if (isset($_configuration[$accessUrlId][$param]) && $_configuration[$accessUrlId][$param] > 0) {
|
|
$num = self::count_courses($accessUrlId);
|
|
if ($num >= $_configuration[$accessUrlId][$param]) {
|
|
api_warn_hosting_contact($param);
|
|
|
|
Display::addFlash(
|
|
Display::return_message($msgLabel)
|
|
);
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Fill course with all necessary items.
|
|
*
|
|
* @param array $courseInfo Course info array
|
|
* @param array $params Parameters from the course creation form
|
|
* @param int $authorId
|
|
*/
|
|
private static function fillCourse($courseInfo, $params, $authorId = 0)
|
|
{
|
|
$authorId = empty($authorId) ? api_get_user_id() : (int) $authorId;
|
|
|
|
AddCourse::prepare_course_repository($courseInfo['directory']);
|
|
AddCourse::fill_db_course(
|
|
$courseInfo['real_id'],
|
|
$courseInfo['directory'],
|
|
$courseInfo['course_language'],
|
|
$params['exemplary_content'],
|
|
$authorId
|
|
);
|
|
|
|
if (isset($params['gradebook_model_id'])) {
|
|
self::createDefaultGradebook(
|
|
$params['gradebook_model_id'],
|
|
$courseInfo['code']
|
|
);
|
|
}
|
|
|
|
// If parameter defined, copy the contents from a specific
|
|
// template course into this new course
|
|
if (isset($params['course_template'])) {
|
|
self::useTemplateAsBasisIfRequired(
|
|
$courseInfo['id'],
|
|
$params['course_template']
|
|
);
|
|
}
|
|
$params['course_code'] = $courseInfo['code'];
|
|
$params['item_id'] = $courseInfo['real_id'];
|
|
|
|
$courseFieldValue = new ExtraFieldValue('course');
|
|
$courseFieldValue->saveFieldValues($params);
|
|
}
|
|
}
|
|
|