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- <?php
- function get_users_in_course($course_id) {
- $tbl_course_user = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
- $tbl_user = Database :: get_main_table(TABLE_MAIN_USER);
- $order_clause = api_sort_by_first_name() ? ' ORDER BY firstname, lastname ASC' : ' ORDER BY lastname, firstname ASC';
- $sql = 'SELECT user.user_id,lastname,firstname'
- .' FROM '.$tbl_course_user.' as course_rel_user, '.$tbl_user.' as user'
- .' WHERE course_rel_user.user_id=user.user_id'
- .' AND course_rel_user.status='.STUDENT
- ." AND course_rel_user.course_code='".$course_id."'"
- .$order_clause;
- $result = api_sql_query($sql, __FILE__, __LINE__);
- return get_user_array_from_sql_result($result);
- }
- function get_user_array_from_sql_result($result) {
- $a_students = array();
- while ($user = Database::fetch_array($result)) {
- if (!array_key_exists($user['user_id'],$a_students)) {
- $a_current_student = array ();
- $a_current_student[] = $user['user_id'];
- $a_current_student[] = $user['lastname'];
- $a_current_student[] = $user['firstname'];
- $a_students['STUD'.$user['user_id']] = $a_current_student;
- }
- }
- return $a_students;
- }
- function get_all_users ($evals = array(), $links = array()) {
- $coursecodes = array();
- $users = array();
-
- foreach ($evals as $eval) {
- $coursecode = $eval->get_course_code();
-
- if (isset($coursecode) && !empty($coursecode)) {
- if (!array_key_exists($coursecode,$coursecodes)) {
- $coursecodes[$coursecode] = '1';
- $users = array_merge($users, get_users_in_course($coursecode));
- }
- } else {
- $tbl_user = Database :: get_main_table(TABLE_MAIN_USER);
- $tbl_res = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_RESULT);
-
- $sql = 'SELECT user.user_id,lastname,firstname'
- .' FROM '.$tbl_res.' as res, '.$tbl_user.' as user'
- .' WHERE res.evaluation_id = '.$eval->get_id()
- .' AND res.user_id = user.user_id';
- $result = api_sql_query($sql, __FILE__, __LINE__);
- $users = array_merge($users,get_user_array_from_sql_result($result));
- }
- }
-
- foreach ($links as $link) {
-
- $coursecode = $link->get_course_code();
- if (!array_key_exists($coursecode,$coursecodes)) {
- $coursecodes[$coursecode] = '1';
- $users = array_merge($users, get_users_in_course($coursecode));
- }
- }
- unset ($coursecodes);
- return $users;
- }
- function find_students($mask= '') {
-
- if (!api_is_allowed_to_create_course() || empty ($mask)) {
- return null;
- }
- $tbl_user= Database :: get_main_table(TABLE_MAIN_USER);
- $tbl_cru= Database :: get_main_table(TABLE_MAIN_COURSE_USER);
- $sql= 'SELECT DISTINCT user.user_id, user.lastname, user.firstname, user.email' . ' FROM ' . $tbl_user . ' user';
- if (!api_is_platform_admin()) {
- $sql .= ', ' . $tbl_cru . ' cru';
- }
- $sql .= ' WHERE user.status = ' . STUDENT;
- $sql .= ' AND (user.lastname LIKE '."'%" . $mask . "%'";
- $sql .= ' OR user.firstname LIKE '."'%" . $mask . "%')";
- if (!api_is_platform_admin()) {
- $sql .= ' AND user.user_id = cru.user_id' . ' AND cru.course_code in' . ' (SELECT course_code' . ' FROM ' . $tbl_cru . ' WHERE user_id = ' . api_get_user_id() . ' AND status = ' . COURSEMANAGER . ')';
- }
- $sql .= ' ORDER BY lastname';
- $result= api_sql_query($sql, __FILE__, __LINE__);
- $db_users= api_store_result($result);
- return $db_users;
- }
- function get_user_info_from_id($userid) {
- $user_table= Database :: get_main_table(TABLE_MAIN_USER);
- $sql= 'SELECT * FROM ' . $user_table . ' WHERE user_id=' . $userid;
- $res= api_sql_query($sql, __FILE__, __LINE__);
- $user= Database::fetch_array($res,ASSOC);
- return $user;
- }
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