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213 lines
8.3 KiB
213 lines
8.3 KiB
<?php
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/* For licensing terms, see /license.txt */
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use Chamilo\CoreBundle\Framework\Container;
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use Chamilo\CourseBundle\Entity\CLp;
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/**
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* Class LearnpathList
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* This class is only a learning path list container with several practical methods for sorting the list and
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* provide links to specific paths.
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*
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* @uses \Database.lib.php to use the database
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* @uses \learnpath.class.php to generate learnpath objects to get in the list
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*
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* @author Yannick Warnier <ywarnier@beeznest.org>
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*/
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class LearnpathList
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{
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// Holds a flat list of learnpaths data from the database.
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public $list = [];
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// Holds a flat list of learnpaths sorted by alphabetical name order.
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public $alpha_list = [];
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public $course_code;
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public $user_id;
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/**
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* This method is the constructor for the learnpathList. It gets a list of available learning paths from
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* the database and creates the learnpath objects. This list depends on the user that is connected
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* (only displays) items if he has enough permissions to view them.
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*
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* @param int $user_id
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* @param array $courseInfo Optional course code (otherwise we use api_get_course_id())
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* @param int $session_id Optional session id (otherwise we use api_get_session_id())
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* @param string $order_by
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* @param bool $check_publication_dates
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* @param int $categoryId
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* @param bool $ignoreCategoryFilter
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* @param bool $ignoreLpVisibility get the list of LPs for reports
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*/
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public function __construct(
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$user_id,
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$courseInfo = [],
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$session_id = 0,
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$order_by = null,
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$check_publication_dates = false,
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$categoryId = null,
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$ignoreCategoryFilter = false,
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$ignoreLpVisibility = false
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) {
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if (empty($courseInfo)) {
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$courseInfo = api_get_course_info();
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}
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$course_id = $courseInfo['real_id'];
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$this->user_id = $user_id;
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$order = ' ORDER BY lp.displayOrder ASC, lp.title ASC';
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if (isset($order_by)) {
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$order = Database::parse_conditions(['order' => $order_by]);
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}
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$repo = Container::getLpRepository();
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$course = api_get_course_entity($course_id);
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$session = api_get_session_entity($session_id);
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$qb = $repo->getResourcesByCourse($course, $session);
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$now = api_get_utc_datetime();
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if ($check_publication_dates) {
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$qb->andWhere(
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" (resource.publishedOn IS NOT NULL AND resource.publishedOn < '$now' AND resource.expiredOn IS NOT NULL AND resource.expiredOn > '$now') OR
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(resource.publishedOn IS NOT NULL AND resource.publishedOn < '$now' AND resource.expiredOn IS NULL) OR
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(resource.publishedOn IS NULL AND resource.expiredOn IS NOT NULL AND resource.expiredOn > '$now') OR
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(resource.publishedOn IS NULL AND resource.expiredOn IS NULL) "
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);
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}
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if (false == $ignoreCategoryFilter) {
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if (!empty($categoryId)) {
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$categoryId = (int) $categoryId;
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$categoryFilter = " resource.category = $categoryId";
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} else {
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$categoryFilter = ' resource.category IS NULL ';
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}
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$qb->andWhere($categoryFilter);
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}
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/*$dql = "SELECT lp FROM ChamiloCourseBundle:CLp as lp
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WHERE
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$time_conditions
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$condition_session
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$categoryFilter
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$order
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";*/
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//$learningPaths = Database::getManager()->createQuery($dql)->getResult();
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$qb->addOrderBy('node.displayOrder', 'ASC');
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$showBlockedPrerequisite = ('true' === api_get_setting('lp.show_prerequisite_as_blocked'));
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$names = [];
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$isAllowToEdit = api_is_allowed_to_edit();
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$learningPaths = $qb->getQuery()->getResult();
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$shortcutRepository = Container::getShortcutRepository();
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/** @var CLp $lp */
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foreach ($learningPaths as $lp) {
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$pub = 'i';
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$shortcut = $shortcutRepository->getShortcutFromResource($lp);
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if ($shortcut) {
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$pub = 'v';
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}
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/*if (Database::num_rows($res2) > 0) {
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$lp2 = Database::fetch_array($res2);
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$pub = $lp2['visibility'];
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}*/
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// Check if visible.
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/*$visibility = api_get_item_visibility(
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$courseInfo,
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'learnpath',
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$lp->getId(),
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$session_id
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);*/
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$visibility = $lp->isVisible($course);
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// If option is not true then don't show invisible LP to user
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if (false === $ignoreLpVisibility) {
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if (true !== $showBlockedPrerequisite && !$isAllowToEdit) {
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$lpVisibility = learnpath::is_lp_visible_for_student(
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$lp,
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$user_id,
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$course
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);
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if (false === $lpVisibility) {
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continue;
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}
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}
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}
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$link = $lp->getFirstResourceLink();
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$this->list[$lp->getIid()] = [
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'lp_type' => $lp->getLpType(),
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'lp_session' => $link && $link->getSession() ? (int) $link->getSession()->getId() : 0,
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'lp_name' => stripslashes($lp->getTitle()),
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'lp_desc' => stripslashes($lp->getDescription()),
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'lp_path' => $lp->getPath(),
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'lp_view_mode' => $lp->getDefaultViewMod(),
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'lp_force_commit' => $lp->getForceCommit(),
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'lp_maker' => stripslashes($lp->getContentMaker()),
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'lp_proximity' => $lp->getContentLocal(),
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'lp_encoding' => api_get_system_encoding(),
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'lp_visibility' => $visibility,
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'lp_published' => $pub,
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'lp_prevent_reinit' => $lp->getPreventReinit(),
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'seriousgame_mode' => $lp->getSeriousgameMode(),
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'lp_scorm_debug' => $lp->getDebug(),
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'lp_display_order' => $lp->getResourceNode()->getDisplayOrder() + 1,
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'autolaunch' => $lp->getAutolaunch(),
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'created_on' => $lp->getCreatedOn() ? $lp->getCreatedOn()->format('Y-m-d H:i:s') : null,
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'modified_on' => $lp->getModifiedOn() ? $lp->getModifiedOn()->format('Y-m-d H:i:s') : null,
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'published_on' => $lp->getPublishedOn() ? $lp->getPublishedOn()->format('Y-m-d H:i:s') : null,
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'expired_on' => $lp->getExpiredOn() ? $lp->getExpiredOn()->format('Y-m-d H:i:s') : null,
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//'category_id' => $lp['category_id'],
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'subscribe_users' => $lp->getSubscribeUsers(),
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'lp_old_id' => $lp->getIid(),
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'iid' => $lp->getIid(),
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'prerequisite' => $lp->getPrerequisite(),
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'entity' => $lp,
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];
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$names[$lp->getTitle()] = $lp->getIid();
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}
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//asort($names);
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$this->alpha_list = $names;
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}
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/**
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* Gets a table of the different learnpaths we have at the moment.
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*
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* @return array Learnpath info as [lp_id] => ([lp_type]=> ..., [lp_name]=>...,[lp_desc]=>...,[lp_path]=>...)
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*/
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public function get_flat_list()
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{
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return $this->list;
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}
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/**
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* Gets a list of lessons of the given course_code and session_id
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* This functions doesn't need user_id.
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*
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* @param string $course_code Text code of the course
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* @param int $session_id Id of session
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*
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* @return array List of lessons with lessons id as keys
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*/
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public static function get_course_lessons($course_code, $session_id)
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{
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$table = Database::get_course_table(TABLE_LP_MAIN);
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$course = api_get_course_info($course_code);
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// @todo AND session_id = %s ?
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$sql = "SELECT * FROM $table WHERE c_id = %s ";
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$sql_query = sprintf($sql, $course['real_id']);
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$result = Database::query($sql_query);
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$lessons = [];
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while ($row = Database::fetch_array($result)) {
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if (api_get_item_visibility($course, 'learnpath', $row['id'], $session_id)) {
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$lessons[$row['id']] = $row;
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}
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}
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return $lessons;
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}
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}
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