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chamilo-lms
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Minor - cosmetic changes

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skala
Julio Montoya 13 years ago
parent 6e929b62c1
commit 8b3a8c176c
1 changed files with 236 additions and 229 deletions
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  1. 465
      main/inc/lib/auth.lib.php

465
main/inc/lib/auth.lib.php
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@ -1,4 +1,5 @@
<?php
/* For licensing terms, see /license.txt */
/**
* This file contains a class used like library provides functions for auth tool. It's also used like model to courses_controller (MVC pattern)
@ -8,45 +9,46 @@
/**
* Code
*/
require_once api_get_path(LIBRARY_PATH).'tracking.lib.php';
require_once api_get_path(LIBRARY_PATH) . 'tracking.lib.php';
/**
* Auth can be used to instanciate objects or as a library to manage courses
* @package chamilo.auth
*/
class Auth
{
class Auth {
/**
* Constructor
*/
public function __construct() {
}
public function __construct() {
}
/**
* retrieves all the courses that the user has already subscribed to
* @param int User id
* @return array an array containing all the information of the courses of the given user
*/
*/
public function get_courses_of_user($user_id) {
$TABLECOURS = Database::get_main_table(TABLE_MAIN_COURSE);
$TABLECOURSUSER = Database::get_main_table(TABLE_MAIN_COURSE_USER);
$TABLE_COURSE_FIELD = Database::get_main_table(TABLE_MAIN_COURSE_FIELD);
$TABLE_COURSE_FIELD_VALUE = Database::get_main_table(TABLE_MAIN_COURSE_FIELD_VALUES);
$TABLECOURS = Database::get_main_table(TABLE_MAIN_COURSE);
$TABLECOURSUSER = Database::get_main_table(TABLE_MAIN_COURSE_USER);
$TABLE_COURSE_FIELD = Database::get_main_table(TABLE_MAIN_COURSE_FIELD);
$TABLE_COURSE_FIELD_VALUE = Database::get_main_table(TABLE_MAIN_COURSE_FIELD_VALUES);
// get course list auto-register
$sql = "SELECT course_code FROM $TABLE_COURSE_FIELD_VALUE tcfv INNER JOIN $TABLE_COURSE_FIELD tcf ON " .
" tcfv.field_id = tcf.id WHERE tcf.field_variable = 'special_course' AND tcfv.field_value = 1 ";
" tcfv.field_id = tcf.id WHERE tcf.field_variable = 'special_course' AND tcfv.field_value = 1 ";
$special_course_result = Database::query($sql);
if (Database::num_rows($special_course_result)>0) {
if (Database::num_rows($special_course_result) > 0) {
$special_course_list = array();
while ($result_row = Database::fetch_array($special_course_result)) {
$special_course_list[] = '"'.$result_row['course_code'].'"';
$special_course_list[] = '"' . $result_row['course_code'] . '"';
}
}
$without_special_courses = '';
if (!empty($special_course_list)) {
$without_special_courses = ' AND course.code NOT IN ('.implode(',',$special_course_list).')';
$without_special_courses = ' AND course.code NOT IN (' . implode(',', $special_course_list) . ')';
}
// Secondly we select the courses that are in a category (user_course_cat<>0) and sort these according to the sort of the category
@ -56,8 +58,8 @@ class Auth
course_rel_user.sort sort, course_rel_user.user_course_cat user_course_cat
FROM $TABLECOURS course, $TABLECOURSUSER course_rel_user
WHERE course.code = course_rel_user.course_code
AND course_rel_user.relation_type<>".COURSE_RELATION_TYPE_RRHH."
AND course_rel_user.user_id = '".$user_id."' $without_special_courses
AND course_rel_user.relation_type<>" . COURSE_RELATION_TYPE_RRHH . "
AND course_rel_user.user_id = '" . $user_id . "' $without_special_courses
ORDER BY course_rel_user.sort ASC";
$result = Database::query($sql_select_courses);
while ($row = Database::fetch_array($result)) {
@ -70,49 +72,49 @@ class Auth
/**
* retrieves the user defined course categories
* @return array containing all the IDs of the user defined courses categories, sorted by the "sort" field
*/
*/
public function get_user_course_categories() {
$user_id = api_get_user_id();
$table_category = Database::get_user_personal_table(TABLE_USER_COURSE_CATEGORY);
$sql = "SELECT * FROM ".$table_category." WHERE user_id=$user_id ORDER BY sort ASC";
$sql = "SELECT * FROM " . $table_category . " WHERE user_id=$user_id ORDER BY sort ASC";
$result = Database::query($sql);
$output = array();
while ($row = Database::fetch_array($result)) {
$output[] = $row;
$output[] = $row;
}
return $output;
}
/**
* This function get all the courses in the particular user category;
* @param int User category id
* @return string: the name of the user defined course category
*/
* This function get all the courses in the particular user category;
* @param int User category id
* @return string: the name of the user defined course category
*/
public function get_courses_in_category() {
$user_id = api_get_user_id();
// table definitions
$TABLECOURS = Database::get_main_table(TABLE_MAIN_COURSE);
$TABLECOURS = Database::get_main_table(TABLE_MAIN_COURSE);
$TABLECOURSUSER = Database::get_main_table(TABLE_MAIN_COURSE_USER);
$TABLE_USER_COURSE_CATEGORY = Database::get_user_personal_table(TABLE_USER_COURSE_CATEGORY);
$TABLE_COURSE_FIELD = Database :: get_main_table(TABLE_MAIN_COURSE_FIELD);
$TABLE_COURSE_FIELD_VALUE = Database :: get_main_table(TABLE_MAIN_COURSE_FIELD_VALUES);
$TABLE_COURSE_FIELD = Database :: get_main_table(TABLE_MAIN_COURSE_FIELD);
$TABLE_COURSE_FIELD_VALUE = Database :: get_main_table(TABLE_MAIN_COURSE_FIELD_VALUES);
// get course list auto-register
$sql = "SELECT course_code FROM $TABLE_COURSE_FIELD_VALUE tcfv INNER JOIN $TABLE_COURSE_FIELD tcf ON " .
" tcfv.field_id = tcf.id WHERE tcf.field_variable = 'special_course' AND tcfv.field_value = 1 ";
" tcfv.field_id = tcf.id WHERE tcf.field_variable = 'special_course' AND tcfv.field_value = 1 ";
$special_course_result = Database::query($sql);
if(Database::num_rows($special_course_result)>0) {
$special_course_list = array();
while ($result_row = Database::fetch_array($special_course_result)) {
$special_course_list[] = '"'.$result_row['course_code'].'"';
}
if (Database::num_rows($special_course_result) > 0) {
$special_course_list = array();
while ($result_row = Database::fetch_array($special_course_result)) {
$special_course_list[] = '"' . $result_row['course_code'] . '"';
}
}
$without_special_courses = '';
if (!empty($special_course_list)) {
$without_special_courses = ' AND course.code NOT IN ('.implode(',',$special_course_list).')';
$without_special_courses = ' AND course.code NOT IN (' . implode(',', $special_course_list) . ')';
}
$sql_select_courses = "SELECT course.code, course.visual_code, course.subscribe subscr, course.unsubscribe unsubscr,
@ -121,8 +123,8 @@ class Auth
FROM $TABLECOURS course,
$TABLECOURSUSER course_rel_user
WHERE course.code = course_rel_user.course_code
AND course_rel_user.user_id = '".$user_id."'
AND course_rel_user.relation_type <> ".COURSE_RELATION_TYPE_RRHH."
AND course_rel_user.user_id = '" . $user_id . "'
AND course_rel_user.relation_type <> " . COURSE_RELATION_TYPE_RRHH . "
$without_special_courses
ORDER BY course_rel_user.user_course_cat, course_rel_user.sort ASC";
$result = Database::query($sql_select_courses);
@ -132,7 +134,6 @@ class Auth
$data[$course['user_course_cat']][] = $course;
}
return $data;
}
/**
@ -140,7 +141,7 @@ class Auth
* @param string Course code
* @param int Category id
* @return bool True if it success
*/
*/
public function store_changecoursecategory($course_code, $newcategory) {
$course_code = Database::escape_string($course_code);
$newcategory = intval($newcategory);
@ -150,9 +151,11 @@ class Auth
$TABLECOURSUSER = Database::get_main_table(TABLE_MAIN_COURSE_USER);
$max_sort_value = api_max_sort_value($newcategory, $current_user); // max_sort_value($newcategory);
Database::query("UPDATE $TABLECOURSUSER SET user_course_cat='".$newcategory."', sort='".($max_sort_value + 1)."' WHERE course_code='".$course_code."' AND user_id='".$current_user."' AND relation_type<>".COURSE_RELATION_TYPE_RRHH." ");
Database::query("UPDATE $TABLECOURSUSER SET user_course_cat='" . $newcategory . "', sort='" . ($max_sort_value + 1) . "' WHERE course_code='" . $course_code . "' AND user_id='" . $current_user . "' AND relation_type<>" . COURSE_RELATION_TYPE_RRHH . " ");
if (Database::affected_rows()) { $result = true; }
if (Database::affected_rows()) {
$result = true;
}
return $result;
}
@ -162,7 +165,7 @@ class Auth
* @param string Course code
* @param int Category id
* @return bool True if it success
*/
*/
public function move_course($direction, $course2move, $category) {
// definition of tables
@ -175,30 +178,32 @@ class Auth
// we need only the courses of the category we are moving in
$user_courses = array();
foreach ($all_user_courses as $key => $course) {
if ($course['user_course_category'] == $category) {
$user_courses[] = $course;
}
if ($course['user_course_category'] == $category) {
$user_courses[] = $course;
}
}
foreach ($user_courses as $key => $course) {
if ($course2move == $course['code']) {
// source_course is the course where we clicked the up or down icon
$source_course = $course;
// target_course is the course before/after the source_course (depending on the up/down icon)
if ($direction == 'up') {
$target_course = $user_courses[$key - 1];
} else {
$target_course = $user_courses[$key + 1];
}
}
if ($course2move == $course['code']) {
// source_course is the course where we clicked the up or down icon
$source_course = $course;
// target_course is the course before/after the source_course (depending on the up/down icon)
if ($direction == 'up') {
$target_course = $user_courses[$key - 1];
} else {
$target_course = $user_courses[$key + 1];
}
}
}
if (count($target_course) > 0 && count($source_course) > 0) {
$sql_update1 = "UPDATE $TABLECOURSUSER SET sort='".$target_course['sort']."' WHERE course_code='".$source_course['code']."' AND user_id='".$current_user_id."' AND relation_type<>".COURSE_RELATION_TYPE_RRHH." ";
$sql_update2 = "UPDATE $TABLECOURSUSER SET sort='".$source_course['sort']."' WHERE course_code='".$target_course['code']."' AND user_id='".$current_user_id."' AND relation_type<>".COURSE_RELATION_TYPE_RRHH." ";
Database::query($sql_update2);
Database::query($sql_update1);
if (Database::affected_rows()) { $result = true; }
$sql_update1 = "UPDATE $TABLECOURSUSER SET sort='" . $target_course['sort'] . "' WHERE course_code='" . $source_course['code'] . "' AND user_id='" . $current_user_id . "' AND relation_type<>" . COURSE_RELATION_TYPE_RRHH . " ";
$sql_update2 = "UPDATE $TABLECOURSUSER SET sort='" . $source_course['sort'] . "' WHERE course_code='" . $target_course['code'] . "' AND user_id='" . $current_user_id . "' AND relation_type<>" . COURSE_RELATION_TYPE_RRHH . " ";
Database::query($sql_update2);
Database::query($sql_update1);
if (Database::affected_rows()) {
$result = true;
}
}
return $result;
}
@ -220,27 +225,27 @@ class Auth
$result = false;
foreach ($user_coursecategories as $key => $category) {
$category_id = $category['id'];
if ($category2move == $category_id) {
// source_course is the course where we clicked the up or down icon
$source_category = $user_course_categories_info[$category2move];
// target_course is the course before/after the source_course (depending on the up/down icon)
if ($direction == 'up') {
$target_category = $user_course_categories_info[$user_coursecategories[$key - 1]['id']];
} else {
$target_category = $user_course_categories_info[$user_coursecategories[$key + 1]['id']];
}
$category_id = $category['id'];
if ($category2move == $category_id) {
// source_course is the course where we clicked the up or down icon
$source_category = $user_course_categories_info[$category2move];
// target_course is the course before/after the source_course (depending on the up/down icon)
if ($direction == 'up') {
$target_category = $user_course_categories_info[$user_coursecategories[$key - 1]['id']];
} else {
$target_category = $user_course_categories_info[$user_coursecategories[$key + 1]['id']];
}
}
}
if (count($target_category) > 0 && count($source_category) > 0) {
$sql_update1="UPDATE $table_user_defined_category SET sort='".Database::escape_string($target_category['sort'])."' WHERE id='".intval($source_category['id'])."' AND user_id='".$current_user_id."'";
$sql_update2="UPDATE $table_user_defined_category SET sort='".Database::escape_string($source_category['sort'])."' WHERE id='".intval($target_category['id'])."' AND user_id='".$current_user_id."'";
Database::query($sql_update2);
Database::query($sql_update1);
if (Database::affected_rows()) {
$result = true;
}
$sql_update1 = "UPDATE $table_user_defined_category SET sort='" . Database::escape_string($target_category['sort']) . "' WHERE id='" . intval($source_category['id']) . "' AND user_id='" . $current_user_id . "'";
$sql_update2 = "UPDATE $table_user_defined_category SET sort='" . Database::escape_string($source_category['sort']) . "' WHERE id='" . intval($target_category['id']) . "' AND user_id='" . $current_user_id . "'";
Database::query($sql_update2);
Database::query($sql_update1);
if (Database::affected_rows()) {
$result = true;
}
}
return $result;
}
@ -248,14 +253,14 @@ class Auth
/**
* Retrieves the user defined course categories and all the info that goes with it
* @return array containing all the info of the user defined courses categories with the id as key of the array
*/
*/
public function get_user_course_categories_info() {
$current_user_id = api_get_user_id();
$table_category = Database::get_user_personal_table(TABLE_USER_COURSE_CATEGORY);
$sql = "SELECT * FROM ".$table_category." WHERE user_id='".$current_user_id."' ORDER BY sort ASC";
$sql = "SELECT * FROM " . $table_category . " WHERE user_id='" . $current_user_id . "' ORDER BY sort ASC";
$result = Database::query($sql);
while ($row = Database::fetch_array($result)) {
$output[$row['id']] = $row;
$output[$row['id']] = $row;
}
return $output;
}
@ -265,16 +270,18 @@ class Auth
* @param string Category title
* @param int Category id
* @return bool True if it success
*/
*/
public function store_edit_course_category($title, $category_id) {
// protect data
$title = Database::escape_string($title);
$category_id = intval($category_id);
$result = false;
$tucc = Database::get_user_personal_table(TABLE_USER_COURSE_CATEGORY);
$sql_update = "UPDATE $tucc SET title='".api_htmlentities($title, ENT_QUOTES, api_get_system_encoding())."' WHERE id='".$category_id."'";
$sql_update = "UPDATE $tucc SET title='" . api_htmlentities($title, ENT_QUOTES, api_get_system_encoding()) . "' WHERE id='" . $category_id . "'";
Database::query($sql_update);
if (Database::affected_rows()) { $result = true; }
if (Database::affected_rows()) {
$result = true;
}
return $result;
}
@ -282,18 +289,20 @@ class Auth
* deletes a course category and moves all the courses that were in this category to main category
* @param int Category id
* @return bool True if it success
*/
*/
public function delete_course_category($category_id) {
$current_user_id = api_get_user_id();
$tucc = Database::get_user_personal_table(TABLE_USER_COURSE_CATEGORY);
$TABLECOURSUSER = Database::get_main_table(TABLE_MAIN_COURSE_USER);
$category_id = intval($category_id);
$result = false;
$sql_delete = "DELETE FROM $tucc WHERE id='".$category_id."' and user_id='".$current_user_id."'";
$sql_delete = "DELETE FROM $tucc WHERE id='" . $category_id . "' and user_id='" . $current_user_id . "'";
Database::query($sql_delete);
if (Database::affected_rows()) { $result = true; }
$sql_update = "UPDATE $TABLECOURSUSER SET user_course_cat='0' WHERE user_course_cat='".$category_id."' AND user_id='".$current_user_id."' AND relation_type<>".COURSE_RELATION_TYPE_RRHH." ";
Database::query($sql_update);
if (Database::affected_rows()) {
$result = true;
}
$sql_update = "UPDATE $TABLECOURSUSER SET user_course_cat='0' WHERE user_course_cat='" . $category_id . "' AND user_id='" . $current_user_id . "' AND relation_type<>" . COURSE_RELATION_TYPE_RRHH . " ";
Database::query($sql_update);
return $result;
}
@ -301,7 +310,7 @@ class Auth
* unsubscribe the user from a given course
* @param string Course code
* @return bool True if it success
*/
*/
public function remove_user_from_course($course_code) {
$tbl_course_user = Database::get_main_table(TABLE_MAIN_COURSE_USER);
@ -314,22 +323,22 @@ class Auth
// we check (once again) if the user is not course administrator
// because the course administrator cannot unsubscribe himself
// (s)he can only delete the course
$sql_check = "SELECT * FROM $tbl_course_user WHERE user_id='".$current_user_id."' AND course_code='".$course_code."' AND status='1' ";
$sql_check = "SELECT * FROM $tbl_course_user WHERE user_id='" . $current_user_id . "' AND course_code='" . $course_code . "' AND status='1' ";
$result_check = Database::query($sql_check);
$number_of_rows = Database::num_rows($result_check);
if ($number_of_rows > 0) {
$result = false;
$result = false;
}
CourseManager::unsubscribe_user($current_user_id, $course_code);
return $result;
return $result;
}
/**
* stores the user course category in the chamilo_user database
* @param string Category title
* @return bool True if it success
*/
*/
public function store_course_category($category_title) {
$tucc = Database::get_user_personal_table(TABLE_USER_COURSE_CATEGORY);
@ -340,20 +349,22 @@ class Auth
$result = false;
// step 1: we determine the max value of the user defined course categories
$sql = "SELECT sort FROM $tucc WHERE user_id='".$current_user_id."' ORDER BY sort DESC";
$sql = "SELECT sort FROM $tucc WHERE user_id='" . $current_user_id . "' ORDER BY sort DESC";
$rs_sort = Database::query($sql);
$maxsort = Database::fetch_array($rs_sort);
$nextsort = $maxsort['sort'] + 1;
// step 2: we check if there is already a category with this name, if not we store it, else we give an error.
$sql = "SELECT * FROM $tucc WHERE user_id='".$current_user_id."' AND title='".$category_title."'ORDER BY sort DESC";
$sql = "SELECT * FROM $tucc WHERE user_id='" . $current_user_id . "' AND title='" . $category_title . "'ORDER BY sort DESC";
$rs = Database::query($sql);
if (Database::num_rows($rs) == 0) {
$sql_insert = "INSERT INTO $tucc (user_id, title,sort) VALUES ('".$current_user_id."', '".api_htmlentities($category_title, ENT_QUOTES, api_get_system_encoding())."', '".$nextsort."')";
Database::query($sql_insert);
if (Database::affected_rows()) { $result = true; }
$sql_insert = "INSERT INTO $tucc (user_id, title,sort) VALUES ('" . $current_user_id . "', '" . api_htmlentities($category_title, ENT_QUOTES, api_get_system_encoding()) . "', '" . $nextsort . "')";
Database::query($sql_insert);
if (Database::affected_rows()) {
$result = true;
}
} else {
$result = false;
$result = false;
}
return $result;
}
@ -362,39 +373,39 @@ class Auth
* Counts the number of courses in a given course category
* @param string Category code
* @return int Count of courses
*/
*/
public function count_courses_in_category($category_code) {
$tbl_course = Database::get_main_table(TABLE_MAIN_COURSE);
$TABLE_COURSE_FIELD = Database :: get_main_table(TABLE_MAIN_COURSE_FIELD);
$TABLE_COURSE_FIELD_VALUE = Database :: get_main_table(TABLE_MAIN_COURSE_FIELD_VALUES);
$TABLE_COURSE_FIELD = Database :: get_main_table(TABLE_MAIN_COURSE_FIELD);
$TABLE_COURSE_FIELD_VALUE = Database :: get_main_table(TABLE_MAIN_COURSE_FIELD_VALUES);
// get course list auto-register
$sql = "SELECT course_code FROM $TABLE_COURSE_FIELD_VALUE tcfv INNER JOIN $TABLE_COURSE_FIELD tcf ON " .
" tcfv.field_id = tcf.id WHERE tcf.field_variable = 'special_course' AND tcfv.field_value = 1 ";
" tcfv.field_id = tcf.id WHERE tcf.field_variable = 'special_course' AND tcfv.field_value = 1 ";
$special_course_result = Database::query($sql);
if(Database::num_rows($special_course_result)>0) {
$special_course_list = array();
while ($result_row = Database::fetch_array($special_course_result)) {
$special_course_list[] = '"'.$result_row['course_code'].'"';
}
if (Database::num_rows($special_course_result) > 0) {
$special_course_list = array();
while ($result_row = Database::fetch_array($special_course_result)) {
$special_course_list[] = '"' . $result_row['course_code'] . '"';
}
}
$without_special_courses = '';
if (!empty($special_course_list)) {
$without_special_courses = ' AND course.code NOT IN ('.implode(',',$special_course_list).')';
$without_special_courses = ' AND course.code NOT IN (' . implode(',', $special_course_list) . ')';
}
$sql = "SELECT * FROM $tbl_course WHERE category_code".(empty($category_code) ? " IS NULL" : "='".$category_code."'").$without_special_courses;
$sql = "SELECT * FROM $tbl_course WHERE category_code" . (empty($category_code) ? " IS NULL" : "='" . $category_code . "'") . $without_special_courses;
// Showing only the courses of the current Dokeos access_url_id.
global $_configuration;
if ($_configuration['multiple_access_urls']) {
$url_access_id = api_get_current_access_url_id();
if ($url_access_id != -1) {
$tbl_url_rel_course = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
$sql = "SELECT * FROM $tbl_course as course INNER JOIN $tbl_url_rel_course as url_rel_course
$url_access_id = api_get_current_access_url_id();
if ($url_access_id != -1) {
$tbl_url_rel_course = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
$sql = "SELECT * FROM $tbl_course as course INNER JOIN $tbl_url_rel_course as url_rel_course
ON (url_rel_course.course_code=course.code)
WHERE access_url_id = $url_access_id AND category_code".(empty($category_code) ? " IS NULL" : "='".$category_code."'").$without_special_courses;
}
WHERE access_url_id = $url_access_id AND category_code" . (empty($category_code) ? " IS NULL" : "='" . $category_code . "'") . $without_special_courses;
}
}
return Database::num_rows(Database::query($sql));
}
@ -418,116 +429,115 @@ class Auth
}
}
return $categories;
}
}
/**
* Display all the courses in the given course category. I could have used a parameter here
* @param string Category code
* @return array Courses data
*/
*/
public function browse_courses_in_category($category_code, $random_value = null) {
global $_configuration;
$tbl_course = Database::get_main_table(TABLE_MAIN_COURSE);
$TABLE_COURSE_FIELD = Database::get_main_table(TABLE_MAIN_COURSE_FIELD);
global $_configuration;
$tbl_course = Database::get_main_table(TABLE_MAIN_COURSE);
$TABLE_COURSE_FIELD = Database::get_main_table(TABLE_MAIN_COURSE_FIELD);
$TABLE_COURSE_FIELD_VALUE = Database::get_main_table(TABLE_MAIN_COURSE_FIELD_VALUES);
// Get course list auto-register
$sql = "SELECT course_code FROM $TABLE_COURSE_FIELD_VALUE tcfv INNER JOIN $TABLE_COURSE_FIELD tcf ON tcfv.field_id = tcf.id
WHERE tcf.field_variable = 'special_course' AND tcfv.field_value = 1 ";
$special_course_result = Database::query($sql);
if (Database::num_rows($special_course_result)>0) {
if (Database::num_rows($special_course_result) > 0) {
$special_course_list = array();
while ($result_row = Database::fetch_array($special_course_result)) {
$special_course_list[] = '"'.$result_row['course_code'].'"';
$special_course_list[] = '"' . $result_row['course_code'] . '"';
}
}
$without_special_courses = '';
if (!empty($special_course_list)) {
$without_special_courses = ' AND course.code NOT IN ('.implode(',',$special_course_list).')';
}
$without_special_courses = ' AND course.code NOT IN (' . implode(',', $special_course_list) . ')';
}
if (!empty($random_value)) {
$random_value = intval($random_value);
$sql = "SELECT COUNT(*) FROM $tbl_course";
$result = Database::query($sql);
list($num_records) = Database::fetch_row($result);
if ($_configuration['multiple_access_urls']) {
$url_access_id = api_get_current_access_url_id();
$url_access_id = api_get_current_access_url_id();
$tbl_url_rel_course = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
$sql = "SELECT COUNT(*) FROM $tbl_course course INNER JOIN $tbl_url_rel_course as url_rel_course ON (url_rel_course.course_code=course.code)
WHERE access_url_id = $url_access_id ";
$result = Database::query($sql);
list($num_records) = Database::fetch_row($result);
$sql = "SELECT course.id FROM $tbl_course course INNER JOIN $tbl_url_rel_course as url_rel_course
ON (url_rel_course.course_code=course.code)
WHERE access_url_id = $url_access_id AND
RAND()*$num_records< $random_value
$without_special_courses ORDER BY RAND() LIMIT 0, $random_value";
$without_special_courses ORDER BY RAND() LIMIT 0, $random_value";
} else {
$sql = "SELECT id FROM $tbl_course course WHERE RAND()*$num_records< $random_value $without_special_courses ORDER BY RAND() LIMIT 0, $random_value";
}
$result = Database::query($sql);
$id_in = null;
while (list($id) = Database::fetch_row($result)){
while (list($id) = Database::fetch_row($result)) {
if ($id_in) {
$id_in.=",$id";
} else {
$id_in="$id";
$id_in.=",$id";
} else {
$id_in = "$id";
}
}
}
$sql = "SELECT * FROM $tbl_course WHERE id IN($id_in)";
} else {
$category_code = Database::escape_string($category_code);
$sql = "SELECT * FROM $tbl_course WHERE category_code='$category_code' $without_special_courses ORDER BY title ";
//showing only the courses of the current Chamilo access_url_id
if ($_configuration['multiple_access_urls']) {
$url_access_id = api_get_current_access_url_id();
$url_access_id = api_get_current_access_url_id();
$tbl_url_rel_course = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
$sql = "SELECT * FROM $tbl_course as course INNER JOIN $tbl_url_rel_course as url_rel_course
ON (url_rel_course.course_code=course.code)
WHERE access_url_id = $url_access_id AND category_code='$category_code' $without_special_courses ORDER BY title";
}
WHERE access_url_id = $url_access_id AND category_code='$category_code' $without_special_courses ORDER BY title";
}
}
$result = Database::query($sql);
$courses = array();
while ($row = Database::fetch_array($result)) {
while ($row = Database::fetch_array($result)) {
$row['registration_code'] = !empty($row['registration_code']);
$count_users = CourseManager::get_users_count_in_course($row['code']);
$count_connections_last_month = Tracking::get_course_connections_count($row['code'], 0, api_get_utc_datetime(time()-(30*86400)));
$count_users = CourseManager::get_users_count_in_course($row['code']);
$count_connections_last_month = Tracking::get_course_connections_count($row['code'], 0, api_get_utc_datetime(time() - (30 * 86400)));
if ($row['tutor_name'] == '0') {
$row['tutor_name'] = get_lang('NoManager');
}
}
$point_info = CourseManager::get_course_ranking($row['id'], 0);
$courses[] = array(
'real_id' => $row['id'],
'point_info' => $point_info,
'code' => $row['code'],
'directory' => $row['directory'],
'db' => $row['db_name'],
'visual_code' => $row['visual_code'],
'title' => $row['title'],
'tutor' => $row['tutor_name'],
'subscribe' => $row['subscribe'],
'unsubscribe' => $row['unsubscribe'],
'registration_code' => $row['registration_code'],
'creation_date' => $row['creation_date'],
'visibility' => $row['visibility'],
'count_users' => $count_users,
'count_connections' => $count_connections_last_month
);
'real_id' => $row['id'],
'point_info' => $point_info,
'code' => $row['code'],
'directory' => $row['directory'],
'db' => $row['db_name'],
'visual_code' => $row['visual_code'],
'title' => $row['title'],
'tutor' => $row['tutor_name'],
'subscribe' => $row['subscribe'],
'unsubscribe' => $row['unsubscribe'],
'registration_code' => $row['registration_code'],
'creation_date' => $row['creation_date'],
'visibility' => $row['visibility'],
'count_users' => $count_users,
'count_connections' => $count_connections_last_month
);
}
return $courses;
@ -538,108 +548,105 @@ class Auth
* The search is done on the code, title and tutor field of the course table.
* @param string $search_term: the string that the user submitted, what we are looking for
* @return array an array containing a list of all the courses (the code, directory, dabase, visual_code, title, ... ) matching the the search term.
*/
*/
public function search_courses($search_term) {
$TABLECOURS = Database::get_main_table(TABLE_MAIN_COURSE);
$TABLE_COURSE_FIELD = Database :: get_main_table(TABLE_MAIN_COURSE_FIELD);
$TABLE_COURSE_FIELD_VALUE = Database :: get_main_table(TABLE_MAIN_COURSE_FIELD_VALUES);
$TABLECOURS = Database::get_main_table(TABLE_MAIN_COURSE);
$TABLE_COURSE_FIELD = Database :: get_main_table(TABLE_MAIN_COURSE_FIELD);
$TABLE_COURSE_FIELD_VALUE = Database :: get_main_table(TABLE_MAIN_COURSE_FIELD_VALUES);
// get course list auto-register
$sql = "SELECT course_code FROM $TABLE_COURSE_FIELD_VALUE tcfv INNER JOIN $TABLE_COURSE_FIELD tcf ON tcfv.field_id = tcf.id
WHERE tcf.field_variable = 'special_course' AND tcfv.field_value = 1 ";
$special_course_result = Database::query($sql);
if (Database::num_rows($special_course_result)>0) {
if (Database::num_rows($special_course_result) > 0) {
$special_course_list = array();
while ($result_row = Database::fetch_array($special_course_result)) {
$special_course_list[] = '"'.$result_row['course_code'].'"';
$special_course_list[] = '"' . $result_row['course_code'] . '"';
}
}
$without_special_courses = '';
if (!empty($special_course_list)) {
$without_special_courses = ' AND course.code NOT IN ('.implode(',',$special_course_list).')';
$without_special_courses = ' AND course.code NOT IN (' . implode(',', $special_course_list) . ')';
}
$search_term_safe = Database::escape_string($search_term);
$sql_find = "SELECT * FROM $TABLECOURS WHERE (code LIKE '%".$search_term_safe."%' OR title LIKE '%".$search_term_safe."%' OR tutor_name LIKE '%".$search_term_safe."%') $without_special_courses ORDER BY title, visual_code ASC";
$sql_find = "SELECT * FROM $TABLECOURS WHERE (code LIKE '%" . $search_term_safe . "%' OR title LIKE '%" . $search_term_safe . "%' OR tutor_name LIKE '%" . $search_term_safe . "%') $without_special_courses ORDER BY title, visual_code ASC";
global $_configuration;
if ($_configuration['multiple_access_urls']) {
$url_access_id = api_get_current_access_url_id();
if ($url_access_id != -1) {
$tbl_url_rel_course = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
$sql_find = "SELECT * FROM $TABLECOURS as course INNER JOIN $tbl_url_rel_course as url_rel_course
$url_access_id = api_get_current_access_url_id();
if ($url_access_id != -1) {
$tbl_url_rel_course = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
$sql_find = "SELECT * FROM $TABLECOURS as course INNER JOIN $tbl_url_rel_course as url_rel_course
ON (url_rel_course.course_code=course.code)
WHERE access_url_id = $url_access_id AND (code LIKE '%".$search_term_safe."%' OR title LIKE '%".$search_term_safe."%' OR tutor_name LIKE '%".$search_term_safe."%' ) $without_special_courses ORDER BY title, visual_code ASC ";
}
WHERE access_url_id = $url_access_id AND (code LIKE '%" . $search_term_safe . "%' OR title LIKE '%" . $search_term_safe . "%' OR tutor_name LIKE '%" . $search_term_safe . "%' ) $without_special_courses ORDER BY title, visual_code ASC ";
}
}
$result_find = Database::query($sql_find);
$courses = array();
while ($row = Database::fetch_array($result_find)) {
$row['registration_code'] = !empty($row['registration_code']);
$count_users = count(CourseManager::get_user_list_from_course_code($row['code']));
$count_connections_last_month = Tracking::get_course_connections_count($row['code'], 0, api_get_utc_datetime(time()-(30*86400)));
$count_connections_last_month = Tracking::get_course_connections_count($row['code'], 0, api_get_utc_datetime(time() - (30 * 86400)));
$courses[] = array(
'code' => $row['code'],
'directory' => $row['directory'],
'db' => $row['db_name'],
'visual_code' => $row['visual_code'],
'title' => $row['title'],
'tutor' => $row['tutor_name'],
'subscribe' => $row['subscribe'],
'unsubscribe' => $row['unsubscribe'],
'registration_code' => $row['registration_code'],
'creation_date' => $row['creation_date'],
'visibility' => $row['visibility'],
'count_users' => $count_users,
'count_connections' => $count_connections_last_month
);
'code' => $row['code'],
'directory' => $row['directory'],
'db' => $row['db_name'],
'visual_code' => $row['visual_code'],
'title' => $row['title'],
'tutor' => $row['tutor_name'],
'subscribe' => $row['subscribe'],
'unsubscribe' => $row['unsubscribe'],
'registration_code' => $row['registration_code'],
'creation_date' => $row['creation_date'],
'visibility' => $row['visibility'],
'count_users' => $count_users,
'count_connections' => $count_connections_last_month
);
}
return $courses;
}
/**
* Subscribe the user to a given course
* @param string Course code
* @return string Message about results
/**
* Subscribe the user to a given course
* @param string Course code
* @return string Message about results
*/
public function subscribe_user($course_code) {
global $_user;
$all_course_information = CourseManager::get_course_information($course_code);
$all_course_information = CourseManager::get_course_information($course_code);
if ($all_course_information['registration_code'] == '' || $_POST['course_registration_code'] == $all_course_information['registration_code']) {
if (api_is_platform_admin()) {
$status_user_in_new_course = COURSEMANAGER;
} else {
$status_user_in_new_course=null;
}
if (CourseManager::add_user_to_course($_user['user_id'], $course_code, $status_user_in_new_course)) {
$send = api_get_course_setting('email_alert_to_teacher_on_new_user_in_course', $course_code);
if ($send == 1) {
CourseManager::email_to_tutor($_user['user_id'], $course_code, $send_to_tutor_also = false);
} else if ($send == 2){
CourseManager::email_to_tutor($_user['user_id'], $course_code, $send_to_tutor_also = true);
}
return get_lang('EnrollToCourseSuccessful');
} else {
return get_lang('ErrorContactPlatformAdmin');
if (api_is_platform_admin()) {
$status_user_in_new_course = COURSEMANAGER;
} else {
$status_user_in_new_course = null;
}
if (CourseManager::add_user_to_course($_user['user_id'], $course_code, $status_user_in_new_course)) {
$send = api_get_course_setting('email_alert_to_teacher_on_new_user_in_course', $course_code);
if ($send == 1) {
CourseManager::email_to_tutor($_user['user_id'], $course_code, $send_to_tutor_also = false);
} else if ($send == 2) {
CourseManager::email_to_tutor($_user['user_id'], $course_code, $send_to_tutor_also = true);
}
return get_lang('EnrollToCourseSuccessful');
} else {
return get_lang('ErrorContactPlatformAdmin');
}
} else {
$return = '';
if (isset($_POST['course_registration_code']) && $_POST['course_registration_code'] != $all_course_information['registration_code']) {
return false;
}
$return .= get_lang('CourseRequiresPassword').'<br />';
$return .= $all_course_information['visual_code'].' - '.$all_course_information['title'];
$return .= "<form action=\"".api_get_path(WEB_CODE_PATH)."auth/courses.php?action=subscribe_course&sec_token=".$_SESSION['sec_token']."&subscribe_course=".$all_course_information['code']."&category_code=".$all_course_information['category_code']." \" method=\"post\">";
$return .= '<input type="hidden" name="token" value="'.$_SESSION['sec_token'].'" />';
//$return .= "<input type=\"hidden\" name=\"subscribe\" value=\"".$all_course_information['code']."\" />";
//$return .= "<input type=\"hidden\" name=\"category_code\" value=\"".$all_course_information['category_code']."\" />";
$return .= "<input type=\"text\" name=\"course_registration_code\" value=\"".$_POST['course_registration_code']."\" />";
$return .= "<input type=\"submit\" name=\"submit_course_registration_code\" value=\"OK\" alt=\"".get_lang('SubmitRegistrationCode')."\" /></form>";
return $return;
$return = '';
if (isset($_POST['course_registration_code']) && $_POST['course_registration_code'] != $all_course_information['registration_code']) {
return false;
}
$return .= get_lang('CourseRequiresPassword') . '<br />';
$return .= $all_course_information['visual_code'] . ' - ' . $all_course_information['title'];
$return .= "<form action=\"" . api_get_path(WEB_CODE_PATH) . "auth/courses.php?action=subscribe_course&sec_token=" . $_SESSION['sec_token'] . "&subscribe_course=" . $all_course_information['code'] . "&category_code=" . $all_course_information['category_code'] . " \" method=\"post\">";
$return .= '<input type="hidden" name="token" value="' . $_SESSION['sec_token'] . '" />';
$return .= "<input type=\"text\" name=\"course_registration_code\" value=\"" . $_POST['course_registration_code'] . "\" />";
$return .= "<input type=\"submit\" name=\"submit_course_registration_code\" value=\"OK\" alt=\"" . get_lang('SubmitRegistrationCode') . "\" /></form>";
return $return;
}
}
}
}
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