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|
- <?php
- require_once api_get_path(CONFIGURATION_PATH).'add_course.conf.php';
- require_once api_get_path(LIBRARY_PATH).'add_course.lib.inc.php';
- class CourseManager
- {
- const MAX_COURSE_LENGTH_CODE = 40;
-
- const USER_SEPARATOR = ' |';
- const COURSE_FIELD_TYPE_CHECKBOX = 10;
- public $columns = array();
-
- public static function create_course($params)
- {
- global $_configuration;
-
- $access_url_id = 1;
- if (api_get_multiple_access_url()) {
- $access_url_id = api_get_current_access_url_id();
- }
- if (is_array($_configuration[$access_url_id]) && isset($_configuration[$access_url_id]['hosting_limit_courses']) && $_configuration[$access_url_id]['hosting_limit_courses'] > 0) {
- $num = self::count_courses();
- if ($num >= $_configuration[$access_url_id]['hosting_limit_courses']) {
- return api_set_failure('PortalCoursesLimitReached');
- }
- }
- if (empty($params['title'])) {
- return false;
- }
- if (empty($params['wanted_code'])) {
- $params['wanted_code'] = $params['title'];
-
- $params['wanted_code'] = generate_course_code(api_substr($params['title'], 0, self::MAX_COURSE_LENGTH_CODE));
- }
-
- $keys = define_course_keys($params['wanted_code']);
- $params['exemplary_content'] = isset($params['exemplary_content']) ? $params['exemplary_content'] : false;
- if (count($keys)) {
- $params['code'] = $keys['currentCourseCode'];
- $params['visual_code'] = $keys['currentCourseId'];
- $params['directory'] = $keys['currentCourseRepository'];
- $course_info = api_get_course_info($params['code']);
- if (empty($course_info)) {
- $course_id = register_course($params);
- $course_info = api_get_course_info_by_id($course_id);
- if (!empty($course_info)) {
- prepare_course_repository($course_info['directory'], $course_info['code']);
- fill_db_course($course_id, $course_info['directory'], $course_info['course_language'], $params['exemplary_content']);
- if (api_get_setting('gradebook_enable_grade_model') == 'true') {
-
- if (isset($params['gradebook_model_id']) && !empty($params['gradebook_model_id']) && $params['gradebook_model_id'] != '-1') {
- require_once api_get_path(SYS_CODE_PATH).'gradebook/lib/gradebook_functions.inc.php';
- create_default_course_gradebook($course_info['code'], $params['gradebook_model_id']);
- }
- }
-
-
- if (!empty($_configuration['course_creation_use_template'])) {
-
- require_once api_get_path(LIBRARY_PATH).'fileManage.lib.php';
- require_once api_get_path(SYS_CODE_PATH).'coursecopy/classes/CourseBuilder.class.php';
- require_once api_get_path(SYS_CODE_PATH).'coursecopy/classes/CourseRestorer.class.php';
- require_once api_get_path(SYS_CODE_PATH).'coursecopy/classes/CourseSelectForm.class.php';
-
- $originCourse = api_get_course_info_by_id($_configuration['course_creation_use_template']);
- $originCourse['official_code'] = $originCourse['code'];
- $cb = new CourseBuilder(null, $originCourse);
- $course = $cb->build(null, $originCourse['code']);
- $cr = new CourseRestorer($course);
- $cr->set_file_option();
- $cr->restore($course_info['id']);
- }
- return $course_info;
- }
- }
- }
- return false;
- }
-
- public static function get_course_information($course_code)
- {
- return Database::fetch_array(Database::query(
- "SELECT *, id as real_id FROM ".Database::get_main_table(TABLE_MAIN_COURSE)."
- WHERE code='".Database::escape_string($course_code)."'"),'ASSOC'
- );
- }
-
- public static function get_course_information_by_id($course_id) {
- return Database::select('*, id as real_id', Database::get_main_table(TABLE_MAIN_COURSE), array('where'=>array('id = ?' =>intval($course_id))),'first');
- }
-
- public static function get_courses_list(
- $from = 0,
- $howmany = 0,
- $orderby = 1,
- $orderdirection = 'ASC',
- $visibility = -1,
- $startwith = '',
- $urlId = null,
- $alsoSearchCode = false,
- $conditionsLike = array()
- ) {
- $sql = "SELECT course.* FROM ".Database::get_main_table(TABLE_MAIN_COURSE)." course ";
- if (!empty($urlId)) {
- $table = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
- $sql .= " INNER JOIN $table url ON (url.course_code = course.code) ";
- }
- if (!empty($startwith)) {
- $sql .= "WHERE (title LIKE '".Database::escape_string($startwith)."%' ";
- if ($alsoSearchCode) {
- $sql .= "OR code LIKE '".Database::escape_string($startwith)."%' ";
- }
- $sql .= ') ';
- if ($visibility !== -1 && $visibility == strval(intval($visibility))) {
- $sql .= " AND visibility = $visibility ";
- }
- } else {
- $sql .= "WHERE 1 ";
- if ($visibility !== -1 && $visibility == strval(intval($visibility))) {
- $sql .= " AND visibility = $visibility ";
- }
- }
- if (!empty($urlId)) {
- $urlId = intval($urlId);
- $sql .= " AND access_url_id= $urlId";
- }
- $allowedFields = array(
- 'title',
- 'code'
- );
- if (count($conditionsLike) > 0) {
- $sql .= ' AND ';
- $temp_conditions = array();
- foreach ($conditionsLike as $field => $value) {
- if (!in_array($field, $allowedFields)) {
- continue;
- }
- $field = Database::escape_string($field);
- $value = Database::escape_string($value);
- $simple_like = false;
- if ($simple_like) {
- $temp_conditions[] = $field." LIKE '$value%'";
- } else {
- $temp_conditions[] = $field.' LIKE \'%'.$value.'%\'';
- }
- }
- $condition = ' AND ';
- if (!empty($temp_conditions)) {
- $sql .= implode(' '.$condition.' ', $temp_conditions);
- }
- }
- if (!empty($orderby)) {
- $sql .= " ORDER BY ".Database::escape_string($orderby)." ";
- } else {
- $sql .= " ORDER BY 1 ";
- }
- if (!in_array($orderdirection, array('ASC', 'DESC'))) {
- $sql .= 'ASC';
- } else {
- $sql .= Database::escape_string($orderdirection);
- }
- if (!empty($howmany) && is_int($howmany) and $howmany > 0) {
- $sql .= ' LIMIT '.Database::escape_string($howmany);
- } else {
- $sql .= ' LIMIT 1000000';
- }
- if (!empty($from)) {
- $from = intval($from);
- $sql .= ' OFFSET '.Database::escape_string($from);
- } else {
- $sql .= ' OFFSET 0';
- }
- return Database::store_result(Database::query($sql));
- }
-
- public static function get_access_settings($course_code) {
- return Database::fetch_array(Database::query(
- "SELECT visibility, subscribe, unsubscribe from ".Database::get_main_table(TABLE_MAIN_COURSE)."
- WHERE code = '".Database::escape_string($course_code)."'")
- );
- }
-
- public static function get_user_in_course_status($user_id, $course_code)
- {
- $result = Database::fetch_array(Database::query(
- "SELECT status FROM ".Database::get_main_table(TABLE_MAIN_COURSE_USER)."
- WHERE course_code = '".Database::escape_string($course_code)."' AND user_id = ".Database::escape_string($user_id))
- );
- return $result['status'];
- }
-
- public static function get_tutor_in_course_status($user_id, $course_code)
- {
- $result = Database::fetch_array(Database::query(
- "SELECT tutor_id FROM ".Database::get_main_table(TABLE_MAIN_COURSE_USER)."
- WHERE course_code = '".Database::escape_string($course_code)."' AND user_id = ".Database::escape_string($user_id))
- );
- return $result['tutor_id'];
- }
-
- public static function unsubscribe_user($user_id, $course_code, $session_id = 0)
- {
- if (!is_array($user_id)) {
- $user_id = array($user_id);
- }
- if (count($user_id) == 0) {
- return;
- }
- if (!empty($session_id)) {
- $session_id = intval($session_id);
- } else {
- $session_id = api_get_session_id();
- }
- $user_list = array();
-
- if (is_array($user_id)) {
- $new_user_id_list = array();
- foreach ($user_id as $my_user_id) {
- $new_user_id_list[]= intval($my_user_id);
- }
- $new_user_id_list = array_filter($new_user_id_list);
- $user_list = $new_user_id_list;
- $user_ids = implode(',', $new_user_id_list);
- } else {
- $user_ids = intval($user_id);
- $user_list[] = $user_id;
- }
- $course_info = api_get_course_info($course_code);
- $course_id = $course_info['real_id'];
-
- $sql = "DELETE FROM ".Database::get_course_table(TABLE_GROUP_USER)."
- WHERE c_id = $course_id AND user_id IN (".$user_ids.")";
- Database::query($sql);
- $sql = "DELETE FROM ".Database::get_course_table(TABLE_GROUP_TUTOR)."
- WHERE c_id = $course_id AND user_id IN (".$user_ids.")";
- Database::query($sql);
-
- if (!empty($user_list)) {
- require_once api_get_path(SYS_CODE_PATH).'work/work.lib.php';
- foreach ($user_list as $userId) {
-
- $workList = getWorkPerUser($userId);
- if (!empty($workList)) {
- foreach ($workList as $work) {
- $work = $work['work'];
-
- if (!empty($work->user_results)) {
- foreach ($work->user_results as $workSent) {
- deleteWorkItem($workSent['id'], $course_info);
- }
- }
- }
- }
- }
- }
-
- Database::query("DELETE FROM ".Database::get_course_table(TABLE_BLOGS_REL_USER)." WHERE c_id = $course_id AND user_id IN (".$user_ids.")");
- Database::query("DELETE FROM ".Database::get_course_table(TABLE_BLOGS_TASKS_REL_USER)." WHERE c_id = $course_id AND user_id IN (".$user_ids.")");
-
- $sql = "DELETE FROM ".Database::get_course_table(TABLE_FORUM_NOTIFICATION)."
- WHERE c_id = $course_id AND user_id IN (".$user_ids.")";
- Database::query($sql);
- $sql = "DELETE FROM ".Database::get_course_table(TABLE_FORUM_MAIL_QUEUE)."
- WHERE c_id = $course_id AND user_id IN (".$user_ids.")";
- Database::query($sql);
-
- if (!empty($session_id)) {
-
- $sql = "DELETE FROM ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)."
- WHERE id_session ='".$session_id."' AND
- course_code = '".Database::escape_string($course_info['code'])."' AND
- id_user IN ($user_ids)";
- Database::query($sql);
- foreach ($user_list as $uid) {
-
- $sql = "SELECT id_user FROM ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)."
- WHERE id_session='$session_id' AND id_user='$uid'";
- $rs = Database::query($sql);
- if (Database::num_rows($rs) == 0) {
-
- $sql = "DELETE FROM ".Database::get_main_table(TABLE_MAIN_SESSION_USER)."
- WHERE id_session ='".$session_id."' AND id_user='$uid' AND relation_type<>".SESSION_RELATION_TYPE_RRHH."";
- Database::query($sql);
- }
- }
-
- $sql = "SELECT COUNT(*) FROM ".Database::get_main_table(TABLE_MAIN_SESSION_USER)."
- WHERE id_session = '".$session_id."' AND relation_type <> ".SESSION_RELATION_TYPE_RRHH;
- $row = Database::fetch_array(Database::query($sql));
- $count = $row[0];
-
- $sql = "UPDATE ".Database::get_main_table(TABLE_MAIN_SESSION)." SET nbr_users = '$count'
- WHERE id = '".$session_id."'";
- Database::query($sql);
-
- $sql = "SELECT COUNT(*) FROM ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)."
- WHERE id_session = '$session_id' AND course_code = '$course_code' AND status<>2";
- $row = Database::fetch_array(@Database::query($sql));
- $count = $row[0];
-
- $sql = "UPDATE ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE)."
- SET nbr_users = '$count'
- WHERE id_session = '$session_id' AND course_code = '$course_code'";
- Database::query($sql);
- } 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
- course_code = '".$course_code."'";
- Database::query($sql);
-
- $user_id = api_get_user_id();
- event_system(LOG_UNSUBSCRIBE_USER_FROM_COURSE, LOG_COURSE_CODE, $course_code, api_get_utc_datetime(), $user_id);
- foreach ($user_list as $userId) {
- $userInfo = api_get_user_info($userId);
- event_system(LOG_UNSUBSCRIBE_USER_FROM_COURSE, LOG_USER_OBJECT, $userInfo, api_get_utc_datetime(), $user_id);
- }
- }
- }
-
- public static function subscribe_user($user_id, $course_code, $status = STUDENT, $session_id = 0) {
- if ($user_id != strval(intval($user_id))) {
- return false;
- }
- $course_code = Database::escape_string($course_code);
- if (empty ($user_id) || empty ($course_code)) {
- return false;
- }
- if (!empty($session_id)) {
- $session_id = intval($session_id);
- } else {
- $session_id = api_get_session_id();
- }
- $status = ($status == STUDENT || $status == COURSEMANAGER) ? $status : STUDENT;
-
-
- if (Database::num_rows(@Database::query("SELECT status FROM ".Database::get_main_table(TABLE_MAIN_USER)."
- WHERE user_id = '$user_id' ")) == 0) {
- return false;
- }
-
- if (empty($session_id)) {
- if (Database::num_rows(@Database::query("SELECT * FROM ".Database::get_main_table(TABLE_MAIN_COURSE_USER)."
- WHERE user_id = '$user_id' AND relation_type<>".COURSE_RELATION_TYPE_RRHH." AND course_code = '$course_code'")) > 0) {
- return false;
- }
- }
- if (!empty($session_id)) {
-
- if (Database::num_rows(@Database::query("SELECT * FROM ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)."
- WHERE course_code = '".$course_code."'
- AND id_session ='".$session_id."'
- AND id_user = '".$user_id."'")) > 0) {
- return false;
- }
-
- $sql = "SELECT id_user FROM ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)." WHERE id_session='".$session_id."' AND id_user='$user_id'";
- $rs = Database::query($sql);
- if (Database::num_rows($rs) == 0) {
-
- if (Database::num_rows(@Database::query("SELECT * FROM ".Database::get_main_table(TABLE_MAIN_SESSION_USER)."
- WHERE id_session ='".$session_id."'
- AND id_user = '".$user_id."' AND relation_type<>".SESSION_RELATION_TYPE_RRHH." ")) > 0) {
- return false;
- }
- }
-
- @Database::query("INSERT INTO ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)."
- SET id_session ='".$session_id."',
- course_code = '".$course_code."',
- id_user = '".$user_id."'");
-
- @Database::query("INSERT INTO ".Database::get_main_table(TABLE_MAIN_SESSION_USER)."
- SET id_session ='".$session_id."',
- id_user = '".$user_id."'");
-
- $row = Database::fetch_array(@Database::query("SELECT COUNT(*) FROM ".Database::get_main_table(TABLE_MAIN_SESSION_USER)." WHERE id_session = '".$session_id."' AND relation_type<>".SESSION_RELATION_TYPE_RRHH.""));
- $count = $row[0];
- $result = @Database::query("UPDATE ".Database::get_main_table(TABLE_MAIN_SESSION)." SET nbr_users = '$count' WHERE id = '".$session_id."'");
-
- $row = Database::fetch_array(@Database::query("SELECT COUNT(*) FROM ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)." WHERE id_session = '".$session_id."' AND course_code = '$course_code' AND status<>2" ));
- $count = $row[0];
- $result = @Database::query("UPDATE ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE)." SET nbr_users = '$count' WHERE id_session = '".$session_id."' AND course_code = '$course_code' ");
- } else {
- $course_sort = self::userCourseSort($user_id, $course_code);
- $result = @Database::query("INSERT INTO ".Database::get_main_table(TABLE_MAIN_COURSE_USER)."
- SET course_code = '$course_code',
- user_id = '$user_id',
- status = '".$status."',
- sort = '". ($course_sort)."'");
-
- event_system(LOG_SUBSCRIBE_USER_TO_COURSE, LOG_COURSE_CODE, $course_code, api_get_utc_datetime(), api_get_user_id());
- $user_info = api_get_user_info($user_id);
- event_system(LOG_SUBSCRIBE_USER_TO_COURSE, LOG_USER_OBJECT, $user_info, api_get_utc_datetime(), api_get_user_id());
- }
- return (bool)$result;
- }
-
- public static function get_course_code_from_original_id($original_course_id_value, $original_course_id_name) {
- $t_cfv = Database::get_main_table(TABLE_MAIN_COURSE_FIELD_VALUES);
- $table_field = Database::get_main_table(TABLE_MAIN_COURSE_FIELD);
- $sql_course = "SELECT course_code FROM $table_field cf INNER JOIN $t_cfv cfv ON cfv.field_id=cf.id WHERE field_variable='$original_course_id_name' AND field_value='$original_course_id_value'";
- $res = Database::query($sql_course);
- $row = Database::fetch_object($res);
- if ($row) {
- return $row->course_code;
- } else {
- return 0;
- }
- }
-
- public static function get_course_code_from_course_id($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 $row->code;
- } else {
- return null;
- }
- }
-
- public static function add_user_to_course($user_id, $course_code, $status = STUDENT) {
- $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($course_code) || ($user_id != strval(intval($user_id)))) {
- return false;
- }
- $course_code = Database::escape_string($course_code);
-
- if (Database::num_rows(Database::query("SELECT status FROM ".$user_table." WHERE user_id = '$user_id' ")) == 0) {
- if ($debug) error_log('The user has not been registered to the platform');
- return false;
- }
-
- if (Database::num_rows(Database::query("SELECT * FROM ".$course_user_table." WHERE user_id = '$user_id' AND relation_type<>".COURSE_RELATION_TYPE_RRHH." AND course_code = '$course_code'")) > 0) {
- if ($debug) error_log('The user has been already subscribed to the course');
- return false;
- }
-
- if (Database::num_rows(Database::query("SELECT code, visibility FROM ".$course_table." WHERE code = '$course_code' AND subscribe = '".SUBSCRIBE_NOT_ALLOWED."'")) > 0) {
- if ($debug) error_log('Subscription is not allowed for this course');
- return false;
- }
-
- $max_sort = api_max_sort_value('0', $user_id);
- return (bool)Database::query("INSERT INTO ".$course_user_table."
- SET course_code = '$course_code',
- user_id = '$user_id',
- status = '".$status."',
- sort = '". ($max_sort + 1)."'");
- }
-
- public static function check_parameter($parameter, $error_message) {
- if (empty($parameter)) {
- Display::display_normal_message($error_message);
- return false;
- }
- return true;
- }
-
- public static function check_parameter_or_fail($parameter, $error_message) {
- if (!self::check_parameter($parameter, $error_message)) {
- die();
- }
- }
-
- public static function course_code_exists($wanted_course_code) {
- $wanted_course_code = Database::escape_string($wanted_course_code);
- $result = Database::fetch_array(Database::query("SELECT COUNT(*) as number FROM ".Database::get_main_table(TABLE_MAIN_COURSE)." WHERE code = '$wanted_course_code' OR visual_code = '$wanted_course_code'"));
- return $result['number'] > 0;
- }
-
- public static function get_real_course_list() {
- $sql_result = Database::query("SELECT * FROM ".Database::get_main_table(TABLE_MAIN_COURSE)." WHERE target_course_code IS NULL");
- $real_course_list = array();
- while ($result = Database::fetch_array($sql_result)) {
- $real_course_list[$result['code']] = $result;
- }
- return $real_course_list;
- }
-
- public static function get_virtual_course_list() {
- $sql_result = Database::query("SELECT * FROM ".Database::get_main_table(TABLE_MAIN_COURSE)." WHERE target_course_code IS NOT NULL");
- $virtual_course_list = array();
- while ($result = Database::fetch_array($sql_result)) {
- $virtual_course_list[$result['code']] = $result;
- }
- return $virtual_course_list;
- }
-
- public static function get_real_course_list_of_user_as_course_admin($user_id) {
- $result_array = array();
- if ($user_id != strval(intval($user_id))) {
- return $result_array;
- }
- $sql_result = Database::query("SELECT *
- FROM ".Database::get_main_table(TABLE_MAIN_COURSE)." course
- LEFT JOIN ".Database::get_main_table(TABLE_MAIN_COURSE_USER)." course_user
- ON course.code = course_user.course_code
- WHERE course.target_course_code IS NULL
- AND course_user.user_id = '$user_id'
- AND course_user.status = '1'");
- if ($sql_result === false) { return $result_array; }
- while ($result = Database::fetch_array($sql_result)) {
- $result_array[] = $result;
- }
- return $result_array;
- }
-
- public static function get_course_list_as_coach($user_id, $include_courses_in_sessions = false)
- {
-
- $courses_temp = CourseManager::get_course_list_of_user_as_course_admin($user_id);
- $courseList = array();
- if (!empty($courses_temp)) {
- foreach ($courses_temp as $course_item) {
- $courseList[0][$course_item['course_code']] = $course_item['course_code'];
- }
- }
-
- if ($include_courses_in_sessions) {
- $sessions = Tracking::get_sessions_coached_by_user($user_id);
- if (!empty($sessions)) {
- foreach($sessions as $session_item) {
- $courses = Tracking :: get_courses_followed_by_coach($user_id, $session_item['id']);
- if (is_array($courses)) {
- foreach($courses as $course_item) {
- $courseList[$session_item['id']][$course_item] = $course_item;
- }
- }
- }
- }
- }
- return $courseList;
- }
-
- public static function get_user_list_from_courses_as_coach($user_id, $include_sessions = true)
- {
- $students_in_courses = array();
- $sessions = CourseManager::get_course_list_as_coach($user_id, true);
- if (!empty($sessions)) {
- foreach($sessions as $session_id => $courses) {
- if (!$include_sessions) {
- if (!empty($session_id)) {
- continue;
- }
- }
- if (empty($session_id)) {
- foreach($courses as $course_code) {
- $students_in_course = CourseManager::get_user_list_from_course_code($course_code);
- foreach($students_in_course as $user_item) {
-
- if ($user_item['status_rel'] == STUDENT)
- $students_in_courses[$user_item['user_id']] = $user_item['user_id'];
- }
- }
- } else {
- $students_in_course = SessionManager::get_users_by_session($session_id, '0');
- if (is_array($students_in_course)) {
- foreach($students_in_course as $user_item) {
- $students_in_courses[$user_item['user_id']] = $user_item['user_id'];
- }
- }
- }
- }
- }
- $students = Tracking :: get_student_followed_by_coach($user_id);
- if (!empty($students_in_courses)) {
- if (!empty($students)) {
- $students = array_merge($students, $students_in_courses);
- } else {
- $students = $students_in_courses;
- }
- }
- if (!empty($students)) {
- $students = array_unique($students);
- }
- return $students;
- }
-
- public static function get_course_list_of_user_as_course_admin($user_id)
- {
- if ($user_id != strval(intval($user_id))) {
- return array();
- }
-
- $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 = array();
- $sql = "SELECT
- course_rel_user.course_code, course.title, course.id, course.db_name, course.id as real_id
- FROM $tbl_course_user as course_rel_user
- INNER JOIN $tbl_course as course
- ON course.code = course_rel_user.course_code
- WHERE course_rel_user.user_id='$user_id' AND course_rel_user.status='1'
- ORDER BY course.title";
- 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_rel_user.course_code, course.title, course.id, course.db_name, course.id as real_id
- FROM $tbl_course_user as course_rel_user
- INNER JOIN $tbl_course as course
- ON course.code = course_rel_user.course_code
- INNER JOIN $tbl_course_rel_access_url course_rel_url
- ON (course_rel_url.course_code= course.code)
- WHERE
- access_url_id = $access_url_id AND
- course_rel_user.user_id='$user_id' AND
- course_rel_user.status='1'
- 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['course_code']] = $row;
- }
- }
- return $data;
- }
-
- public static function determine_course_title_from_course_info($user_id, $course_info) {
- if ($user_id != strval(intval($user_id))) {
- return array();
- }
- $real_course_id = $course_info['system_code'];
- $real_course_info = Database::get_course_info($real_course_id);
- $real_course_name = $real_course_info['title'];
- $real_course_visual_code = $real_course_info['visual_code'];
- $real_course_real_code = Database::escape_string($course_info['system_code']);
-
- $result = Database::fetch_array(Database::query("SELECT * FROM ".Database::get_main_table(TABLE_MAIN_COURSE_USER)."
- WHERE user_id = '$user_id' AND relation_type<>".COURSE_RELATION_TYPE_RRHH." AND course_code = '$real_course_real_code'"));
- $user_is_registered_in_real_course = !empty($result);
-
- $user_subscribed_virtual_course_list = self::get_list_of_virtual_courses_for_specific_user_and_real_course($user_id, $real_course_id);
- $virtual_courses_exist = count($user_subscribed_virtual_course_list) > 0;
-
- if ($user_is_registered_in_real_course && $virtual_courses_exist) {
- $course_info['name'] = self::create_combined_name($user_is_registered_in_real_course, $real_course_name, $user_subscribed_virtual_course_list);
- $course_info['official_code'] = self::create_combined_code($user_is_registered_in_real_course, $real_course_visual_code, $user_subscribed_virtual_course_list);
- } elseif ($user_is_registered_in_real_course) {
-
- $course_info['name'] = $real_course_name;
- $course_info['official_code'] = $real_course_visual_code;
- } elseif ($virtual_courses_exist) {
- $course_info['name'] = self::create_combined_name($user_is_registered_in_real_course, $real_course_name, $user_subscribed_virtual_course_list);
- $course_info['official_code'] = self::create_combined_code($user_is_registered_in_real_course, $real_course_visual_code, $user_subscribed_virtual_course_list);
- } else {
-
- $course_info['name'] = $real_course_name;
- $course_info['official_code'] = $real_course_visual_code;
- }
- $return_result['title'] = $course_info['name'];
- $return_result['code'] = $course_info['official_code'];
- return $return_result;
- }
-
- public static function create_combined_name($user_is_registered_in_real_course, $real_course_name, $virtual_course_list)
- {
- $complete_course_name = array();
- if ($user_is_registered_in_real_course) {
-
- $complete_course_name[] = $real_course_name;
- }
-
- foreach ($virtual_course_list as $current_course) {
- $complete_course_name[] = $current_course['title'];
- }
-
- return (($user_is_registered_in_real_course || count($virtual_course_list) > 1) ? get_lang('CombinedCourse').' ' : '').implode(' & ', $complete_course_name);
- }
-
- public static function create_combined_code($user_is_registered_in_real_course, $real_course_code, $virtual_course_list)
- {
- $complete_course_code = array();
- if ($user_is_registered_in_real_course) {
-
- $complete_course_code[] = $real_course_code;
- }
-
- foreach ($virtual_course_list as $current_course) {
- $complete_course_code[] = $current_course['visual_code'];
- }
- return implode(' & ', $complete_course_code);
- }
-
- public static function get_virtual_course_info($real_course_code)
- {
- $sql_result = Database::query("SELECT * FROM ".Database::get_main_table(TABLE_MAIN_COURSE)."
- WHERE target_course_code = '".Database::escape_string($real_course_code)."'");
- $result = array();
- while ($virtual_course = Database::fetch_array($sql_result)) {
- $result[] = $virtual_course;
- }
- return $result;
- }
-
- public static function is_virtual_course_from_system_code($system_code) {
- $result = Database::fetch_array(Database::query("SELECT target_course_code FROM ".Database::get_main_table(TABLE_MAIN_COURSE)."
- WHERE code = '".Database::escape_string($system_code)."'"));
- return !empty($result['target_course_code']);
- }
-
- public static function is_virtual_course_from_visual_code($visual_code) {
- $result = Database::fetch_array(Database::query("SELECT target_course_code FROM ".Database::get_main_table(TABLE_MAIN_COURSE)."
- WHERE visual_code = '".Database::escape_string($visual_code)."'"));
- return !empty($result['target_course_code']);
- }
-
- public static function has_virtual_courses_from_code($real_course_code, $user_id) {
- return count(self::get_list_of_virtual_courses_for_specific_user_and_real_course($user_id, $real_course_code)) > 0;
- }
-
- public static function get_virtual_courses_linked_to_real_course($real_course_code) {
- $sql_result = Database::query("SELECT * FROM ".Database::get_main_table(TABLE_MAIN_COURSE)."
- WHERE target_course_code = '".Database::get_main_table(TABLE_MAIN_COURSE)."'");
- $result_array = array();
- while ($result = Database::fetch_array($sql_result)) {
- $result_array[] = $result;
- }
- return $result_array;
- }
-
- public static function get_target_of_linked_course($virtual_course_code) {
-
- $result = Database::fetch_array(Database::query("SELECT * FROM ".Database::get_main_table(TABLE_MAIN_COURSE)."
- WHERE code = '".Database::escape_string($virtual_course_code)."'"));
- return $result['target_course_code'];
- }
-
-
- public static function is_user_subscribed_in_course(
- $user_id,
- $course_code = null,
- $in_a_session = false,
- $session_id = null
- ) {
- $user_id = intval($user_id);
- if (empty($session_id)) {
- $session_id = api_get_session_id();
- } else {
- $session_id = intval($session_id);
- }
- $condition_course = '';
- if (isset($course_code)) {
- $course_code = Database::escape_string($course_code);
- $condition_course = ' AND course_code = "'.$course_code.'" ';
- }
- $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($result)) {
-
- return true;
- }
- if (!$in_a_session) {
-
- return false;
- }
- $sql = 'SELECT 1 FROM '.Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER).
- ' WHERE id_user = '.$user_id.' '.$condition_course;
- if (Database::num_rows(Database::query($sql)) > 0) {
- return true;
- }
- $sql = 'SELECT 1 FROM '.Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER).
- ' WHERE id_user = '.$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;
- }
-
- public static function is_course_teacher($user_id, $course_code) {
- if ($user_id != strval(intval($user_id))) {
- return false;
- }
- $sql_result = Database::query('SELECT status FROM '.Database::get_main_table(TABLE_MAIN_COURSE_USER).
- ' WHERE course_code="'.Database::escape_string($course_code).'" and user_id="'.$user_id.'"');
- if (Database::num_rows($sql_result) > 0) {
- return Database::result($sql_result, 0, 'status') == 1;
- }
- return false;
- }
-
- public static function is_user_subscribed_in_real_or_linked_course($user_id, $course_code, $session_id = '') {
- if ($user_id != strval(intval($user_id))) {
- return false;
- }
- $course_code = Database::escape_string($course_code);
- if ($session_id == '') {
- $result = Database::fetch_array(
- Database::query("SELECT *
- FROM ".Database::get_main_table(TABLE_MAIN_COURSE)." course
- LEFT JOIN ".Database::get_main_table(TABLE_MAIN_COURSE_USER)." course_user
- ON course.code = course_user.course_code
- WHERE course_user.user_id = '$user_id' AND course_user.relation_type<>".COURSE_RELATION_TYPE_RRHH." AND ( course.code = '$course_code' OR target_course_code = '$course_code')"));
- return !empty($result);
- }
- $session_id = intval($session_id);
-
-
-
- if (Database::num_rows(Database::query("SELECT id_user
- FROM ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)."
- WHERE id_session='".$session_id."'
- AND id_user='$user_id'"))) {
- return true;
- }
-
- if (Database::num_rows(Database::query("SELECT id_user
- FROM ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)."
- WHERE id_session='".$session_id."'
- AND id_user = '$user_id' AND status = 2
- AND course_code='$course_code'"))) {
- return true;
- }
-
- if (Database::num_rows(Database::query("SELECT id_coach
- FROM ".Database::get_main_table(TABLE_MAIN_SESSION)." AS session
- WHERE session.id='".$session_id."'
- AND id_coach='$user_id'"))) {
- return true;
- }
- return false;
- }
-
- 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 = array(),
- $courseCodeList = array(),
- $userIdList = array(),
- $filterByActive = null
- ) {
-
- $session_id = intval($session_id);
- $course_code = Database::escape_string($course_code);
- $where = array();
-
- if (!strstr($order_by,'ORDER BY')) {
-
- $order_by = Database::escape_string($order_by);
- if (!empty($order_by)) {
- $order_by = 'ORDER BY '.$order_by;
- } else {
- $order_by = '';
- }
- }
- $filter_by_status_condition = null;
- if (!empty($session_id)) {
- $sql = 'SELECT DISTINCT user.user_id, session_course_user.status as status_session, user.* ';
- $sql .= ' FROM '.Database::get_main_table(TABLE_MAIN_USER).' as user ';
- $sql .= ' LEFT JOIN '.Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER).' as session_course_user
- ON user.user_id = session_course_user.id_user
- AND session_course_user.course_code="'.$course_code.'"
- AND session_course_user.id_session = '.$session_id;
- $where[] = ' session_course_user.course_code IS NOT NULL ';
-
-
- if (isset($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) {
- $sql = " SELECT COUNT(*) as count";
- if ($resumed_report) {
-
- }
- } else {
- if (empty($course_code)) {
- $sql = 'SELECT DISTINCT course.title, course.code, course_rel_user.status as status_rel, user.user_id, course_rel_user.role, course_rel_user.tutor_id, user.* ';
- } else {
- $sql = 'SELECT DISTINCT course_rel_user.status as status_rel, user.user_id, course_rel_user.role, course_rel_user.tutor_id, user.* ';
- }
- }
- $sql .= ' FROM '.Database::get_main_table(TABLE_MAIN_USER).' as user ';
- $sql .= ' LEFT JOIN '.Database::get_main_table(TABLE_MAIN_COURSE_USER).' as course_rel_user
- ON user.user_id = course_rel_user.user_id AND
- course_rel_user.relation_type <> '.COURSE_RELATION_TYPE_RRHH.' ';
- if (!empty($course_code)) {
- $sql .= ' AND course_rel_user.course_code="'.$course_code.'"';
- } else {
- $course_table = Database::get_main_table(TABLE_MAIN_COURSE);
- $sql .= " INNER JOIN $course_table course ON course_rel_user.course_code = course.code ";
- }
- $where[] = ' course_rel_user.course_code IS NOT NULL ';
- if (isset($filter_by_status) && $filter_by_status != '') {
- $filter_by_status = intval($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) {
- $sql .= ' LEFT JOIN '.Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER).' au ON (au.user_id = user.user_id) ';
- }
- if ($return_count && $resumed_report) {
- foreach ($extra_field as $extraField) {
- $extraFieldInfo = UserManager::get_extra_field_information_by_name($extraField);
- $sql .= ' LEFT JOIN '.Database::get_main_table(TABLE_MAIN_USER_FIELD_VALUES).' as ufv
- ON (user.user_id = ufv.user_id AND (field_id = '.$extraFieldInfo['id'].' OR field_id IS NULL ) )';
- }
- }
- $sql .= ' WHERE '.$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) {
- $sql .= ' AND field_id IS NOT NULL GROUP BY field_value ';
- }
- if (!empty($courseCodeList)) {
- $courseCodeList = array_map(array('Database', 'escape_string') , $courseCodeList);
- $courseCodeList = implode('","', $courseCodeList);
- $sql .= ' AND course.code IN ("'.$courseCodeList.'")';
- }
- if (!empty($userIdList)) {
- $userIdList = array_map('intval', $userIdList);
- $userIdList = implode('","', $userIdList);
- $sql .= ' AND user.user_id IN ("'.$userIdList.'")';
- }
- if (isset($filterByActive)) {
- $filterByActive = intval($filterByActive);
- $sql .= ' AND user.active = '.$filterByActive;
- }
- $sql .= ' '.$order_by.' '.$limit;
- $rs = Database::query($sql);
- $users = array();
- $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;
- }
- $table_user_field_value = Database::get_main_table(TABLE_MAIN_USER_FIELD_VALUES);
- if ($count_rows) {
- while ($user = Database::fetch_array($rs)) {
- $report_info = array();
- if ($return_count) {
- return $user['count'];
- }
- $user_info = $user;
- $user_info['status'] = $user['status'];
- if (isset($user['role'])) {
- $user_info['role'] = $user['role'];
- }
- if (isset($user['tutor_id'])) {
- $user_info['tutor_id'] = $user['tutor_id'];
- }
- if (!empty($session_id)) {
- $user_info['status_session'] = $user['status_session'];
- }
- if ($add_reports) {
- $course_code = $user['code'];
- if ($resumed_report) {
- foreach ($extra_fields as $extra) {
- if (in_array($extra['1'], $extra_field)) {
- $user_data = UserManager::get_extra_user_data_by_field($user['user_id'], $extra['1']);
- break;
- }
- }
- if (empty($user_data[$extra['1']])) {
- $row_key = '-1';
- $name = '-';
- } else {
- $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'], $course_code, 0);
- $users[$row_key]['count_users'] += $counter;
- $registered_users_with_extra_field = 0;
- if (!empty($name) && $name != '-') {
- $name = Database::escape_string($name);
- $sql = "SELECT count(user_id) as count FROM $table_user_field_value WHERE field_value = '$name'";
- $result_count = Database::query($sql);
- if (Database::num_rows($result_count)) {
- $row_count = Database::fetch_array($result_count);
- $registered_users_with_extra_field = $row_count['count'];
- }
- }
- $users[$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, $course_code);
- if (!isset($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 {
- $report_info['course'] = $user['title'];
- $report_info['user'] = api_get_person_name($user['firstname'], $user['lastname']);
- $report_info['time'] = api_time_to_hms(Tracking::get_time_spent_on_the_course($user['user_id'], $course_code, 0));
- $category = Category :: load (null, null, $course_code);
- $report_info['certificate'] = Display::label(get_lang('No'));
- if (isset($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, array(), 0));
- $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']];
- }
- $users[] = $report_info;
- }
- } else {
- $users[$user['user_id']] = $user_info;
- }
- }
- }
- return $users;
- }
-
- static function get_count_user_list_from_course_code(
- $resumed_report = false,
- $extra_field = array(),
- $courseCodeList = array(),
- $userIdList = array()
- ) {
- return self::get_user_list_from_course_code(
- null,
- 0,
- null,
- null,
- null,
- true,
- false,
- $resumed_report,
- $extra_field,
- $courseCodeList,
- $userIdList
- );
- }
-
- public static function get_users_count_in_course($course_code, $session_id = 0) {
-
- $session_id = intval($session_id);
- $course_code = Database::escape_string($course_code);
- $sql = 'SELECT DISTINCT count(*) as count FROM '.Database::get_main_table(TABLE_MAIN_USER).' as user ';
- $where = array();
- if (!empty($session_id)) {
- $sql .= ' LEFT JOIN '.Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER).' as session_course_user
- ON user.user_id = session_course_user.id_user
- AND session_course_user.course_code = "'.$course_code.'"
- AND session_course_user.id_session = '.$session_id;
- $where[] = ' session_course_user.course_code IS NOT NULL ';
- } else {
- $sql .= ' LEFT JOIN '.Database::get_main_table(TABLE_MAIN_COURSE_USER).' as course_rel_user
- ON user.user_id = course_rel_user.user_id AND course_rel_user.relation_type<>'.COURSE_RELATION_TYPE_RRHH.'
- AND course_rel_user.course_code="'.$course_code.'"';
- $where[] = ' course_rel_user.course_code IS NOT NULL ';
- }
- $multiple_access_url = api_get_multiple_access_url();
- if ($multiple_access_url) {
- $sql .= ' LEFT JOIN '.Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER).' au ON (au.user_id = user.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 $count;
- }
-
- public static function get_coach_list_from_course_code($course_code, $session_id) {
- if ($session_id != strval(intval($session_id))) {
- return array();
- }
- $course_code = Database::escape_string($course_code);
- $users = array();
-
- $rs = Database::query('SELECT id_user FROM '.Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER).
- ' WHERE id_session="'.$session_id.'" AND course_code="'.$course_code.'" AND status = 2');
- while ($user = Database::fetch_array($rs)) {
- $user_info = api_get_user_info($user['id_user']);
- $user_info['status'] = $user['status'];
- $user_info['role'] = $user['role'];
- $user_info['tutor_id'] = $user['tutor_id'];
- $user_info['email'] = $user['email'];
- $users[$user['id_user']] = $user_info;
- }
-
- $rs = Database::query('SELECT id_coach FROM '.Database::get_main_table(TABLE_MAIN_SESSION).' WHERE id="'.$session_id.'"');
- $session_id_coach = Database::result($rs, 0, 'id_coach');
- $user_info = api_get_user_info($session_id_coach);
- $user_info['status'] = $user['status'];
- $user_info['role'] = $user['role'];
- $user_info['tutor_id'] = $user['tutor_id'];
- $user_info['email'] = $user['email'];
- $users[$session_id_coach] = $user_info;
- return $users;
- }
-
- public static function get_student_list_from_course_code($course_code, $with_session = false, $session_id = 0) {
- $session_id = intval($session_id);
- $course_code = Database::escape_string($course_code);
- $students = array();
- if ($session_id == 0) {
-
- $sql = "SELECT * FROM ".Database::get_main_table(TABLE_MAIN_COURSE_USER)."
- WHERE course_code = '$course_code' AND status = ".STUDENT;
- $rs = Database::query($sql);
- while ($student = Database::fetch_array($rs)) {
- $students[$student['user_id']] = $student;
- }
- }
-
- if ($with_session) {
- $sql_query = "SELECT * FROM ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)."
- WHERE course_code = '$course_code' AND status <> 2";
- if ($session_id != 0) {
- $sql_query .= ' AND id_session = '.$session_id;
- }
- $rs = Database::query($sql_query);
- while($student = Database::fetch_array($rs)) {
- $students[$student['id_user']] = $student;
- }
- }
- return $students;
- }
-
- public static function get_teacher_list_from_course_code($course_code)
- {
- $course_code = Database::escape_string($course_code);
- $teachers = array();
- $sql = "SELECT DISTINCT u.user_id, u.lastname, u.firstname, u.email, u.username, u.status
- FROM ".Database::get_main_table(TABLE_MAIN_COURSE_USER)." cu INNER JOIN ".Database::get_main_table(TABLE_MAIN_USER)." u
- ON (cu.user_id = u.user_id)
- WHERE cu.course_code = '$course_code' AND
- cu.status = 1 ";
- $rs = Database::query($sql);
- while ($teacher = Database::fetch_array($rs)) {
- $teachers[$teacher['user_id']] = $teacher;
- }
- return $teachers;
- }
-
- public static function get_teacher_list_from_course_code_to_string($course_code, $separator = self::USER_SEPARATOR, $add_link_to_profile = false) {
- $teacher_list = self::get_teacher_list_from_course_code($course_code);
- $teacher_string = '';
- $list = array();
- if (!empty($teacher_list)) {
- foreach($teacher_list as $teacher) {
- $teacher_name = api_get_person_name($teacher['firstname'], $teacher['lastname']);
- if ($add_link_to_profile) {
- $url = api_get_path(WEB_AJAX_PATH).'user_manager.ajax.php?a=get_user_popup&resizable=0&height=300&user_id='.$teacher['user_id'];
- $teacher_name = Display::url($teacher_name, $url, array('class' => 'ajax'));
- }
- $list[]= $teacher_name;
- }
- if (!empty($list)) {
- $teacher_string = array_to_string($list, $separator);
- }
- }
- return $teacher_string;
- }
-
- public static function get_coachs_from_course($session_id=0, $course_code='') {
- if (!empty($session_id)) {
- $session_id = intval($session_id);
- } else {
- $session_id = api_get_session_id();
- }
- if (!empty($course_code)) {
- $course_code = Database::escape_string($course_code);
- } else {
- $course_code = api_get_course_id();
- }
- $tbl_user = Database :: get_main_table(TABLE_MAIN_USER);
- $tbl_session_course_user = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $coaches = array();
- $sql = "SELECT DISTINCT u.user_id,u.lastname,u.firstname,u.username FROM $tbl_user u,$tbl_session_course_user scu
- WHERE u.user_id = scu.id_user AND scu.id_session = '$session_id' AND scu.course_code = '$course_code' AND scu.status = 2";
- $rs = Database::query($sql);
- if (Database::num_rows($rs) > 0) {
- while ($row = Database::fetch_array($rs)) {
- $coaches[] = $row;
- }
- return $coaches;
- } else {
- return false;
- }
- }
- public static function get_coachs_from_course_to_string($session_id = 0, $course_code = null, $separator = self::USER_SEPARATOR, $add_link_to_profile = false) {
- $coachs_course = self::get_coachs_from_course($session_id, $course_code);
- $course_coachs = array();
- if (is_array($coachs_course)) {
- foreach ($coachs_course as $coach_course) {
- $coach_name = api_get_person_name($coach_course['firstname'], $coach_course['lastname']);
- if ($add_link_to_profile) {
- $url = api_get_path(WEB_AJAX_PATH).'user_manager.ajax.php?a=get_user_popup&resizable=0&height=300&user_id='.$coach_course['user_id'];
- $coach_name = Display::url($coach_name, $url, array('class' => 'ajax'));
- }
- $course_coachs[] = $coach_name;
- }
- }
- $coaches_to_string = null;
- if (is_array($course_coachs) && count($course_coachs)> 0 ) {
- $coaches_to_string = array_to_string($course_coachs, $separator);
- }
- return $coaches_to_string;
- }
- public static function get_coach_list_from_course_code_to_string($course_code, $session_id) {
- $tutor_data = '';
- if ($session_id != 0) {
- $coaches = self::get_email_of_tutor_to_session($session_id, $course_code);
- $coach_list = array();
- foreach ($coaches as $coach) {
- $coach_list[] = $coach['complete_name'];
- }
- if (!empty($coach_list)) {
- $tutor_data = implode(self::USER_SEPARATOR, $coach_list);
- }
- }
- return $tutor_data;
- }
-
- public static function get_real_and_linked_user_list($course_code, $with_sessions = true, $session_id = 0) {
-
- $virtual_course_list = self::get_virtual_courses_linked_to_real_course($course_code);
- $complete_user_list = array();
-
- $user_list = self::get_user_list_from_course_code($course_code, $session_id);
- foreach ($user_list as $this_user) {
- $complete_user_list[] = $this_user;
- }
-
- foreach ($virtual_course_list as $this_course) {
- $course_code = $this_course['code'];
- $user_list = self::get_user_list_from_course_code($course_code, $session_id);
- foreach ($user_list as $this_user) {
- $complete_user_list[] = $this_user;
- }
- }
- return $complete_user_list;
- }
-
- public static function get_list_of_virtual_courses_for_specific_user_and_real_course($user_id, $course_code) {
- $result_array = array();
- if ($user_id != strval(intval($user_id))) {
- return $result_array;
- }
- $course_code = Database::escape_string($course_code);
- $sql = "SELECT *
- FROM ".Database::get_main_table(TABLE_MAIN_COURSE)." course
- LEFT JOIN ".Database::get_main_table(TABLE_MAIN_COURSE_USER)." course_user
- ON course.code = course_user.course_code
- WHERE course.target_course_code = '$course_code' AND course_user.user_id = '$user_id' AND course_user.relation_type<>".COURSE_RELATION_TYPE_RRHH." ";
- $sql_result = Database::query($sql);
- while ($result = Database::fetch_array($sql_result)) {
- $result_array[] = $result;
- }
- return $result_array;
- }
-
- public static function get_group_list_of_course($course_code, $session_id = 0, $in_get_empty_group = 0) {
- $course_info = Database::get_course_info($course_code);
- $course_id = $course_info['real_id'];
- $group_list = array();
- $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) {
-
- $sql = "SELECT DISTINCT g.id, 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 {
-
- $sql = "SELECT g.id, g.name
- FROM ".Database::get_course_table(TABLE_GROUP)." AS g
- $session_condition
- AND c_id = $course_id";
- }
- $result = Database::query($sql);
- while ($group_data = Database::fetch_array($result)) {
- $group_data['userNb'] = GroupManager::number_of_students($group_data['id'], $course_id);
- $group_list[$group_data['id']] = $group_data;
- }
- return $group_list;
- }
-
- public static function attempt_create_virtual_course($real_course_code, $course_title, $wanted_course_code, $course_language, $course_category) {
-
- self::check_parameter_or_fail($real_course_code, 'Unspecified parameter: real course id.');
- self::check_parameter_or_fail($course_title, 'Unspecified parameter: course title.');
- self::check_parameter_or_fail($wanted_course_code, 'Unspecified parameter: wanted course code.');
- self::check_parameter_or_fail($course_language, 'Unspecified parameter: course language.');
- self::check_parameter_or_fail($course_category, 'Unspecified parameter: course category.');
- return self::create_virtual_course($real_course_code, $course_title, $wanted_course_code, $course_language, $course_category);
- }
-
- public static function create_virtual_course($real_course_code, $course_title, $wanted_course_code, $course_language, $course_category) {
- global $firstExpirationDelay;
- $user_id = api_get_user_id();
- $real_course_info = Database::get_course_info($real_course_code);
- $real_course_code = $real_course_info['system_code'];
-
-
- if (self::course_code_exists($wanted_course_code)) {
- Display::display_error_message($wanted_course_code.' - '.get_lang('CourseCodeAlreadyExists'));
- return false;
- }
-
- $course_sys_code = $wanted_course_code;
- $course_screen_code = $wanted_course_code;
- $course_repository = $real_course_info['directory'];
- $course_db_name = $real_course_info['db_name'];
- $responsible_teacher = $real_course_info['tutor_name'];
- $faculty_shortname = $course_category;
-
-
- $teacher_id = $user_id;
-
- $expiration_date = time() + $firstExpirationDelay;
-
- register_course($course_sys_code, $course_screen_code, $course_repository, $course_db_name, $responsible_teacher, $faculty_shortname, $course_title, $course_language, $teacher_id, $expiration_date);
-
-
- Database::query("UPDATE ".Database::get_main_table(TABLE_MAIN_COURSE)." SET target_course_code = '$real_course_code'
- WHERE code = '".Database::escape_string($course_sys_code)."' LIMIT 1 ");
- return true;
- }
-
- public static function delete_course($code)
- {
- $table_course = Database::get_main_table(TABLE_MAIN_COURSE);
- $table_course_user = Database::get_main_table(TABLE_MAIN_COURSE_USER);
- $table_course_class = Database::get_main_table(TABLE_MAIN_COURSE_CLASS);
- $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_statistic_table(TABLE_STATISTIC_TRACK_E_HOTPOTATOES);
- $table_stats_attempt = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_ATTEMPT);
- $table_stats_exercises = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
- $table_stats_access = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_ACCESS);
- $table_stats_lastaccess = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_LASTACCESS);
- $table_stats_course_access = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_COURSE_ACCESS);
- $table_stats_online = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_ONLINE);
- $table_stats_default = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_DEFAULT);
- $table_stats_downloads = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_DOWNLOADS);
- $table_stats_links = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_LINKS);
- $table_stats_uploads = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_UPLOADS);
- $code = Database::escape_string($code);
- $sql = "SELECT * FROM $table_course WHERE code='".$code."'";
- $res = Database::query($sql);
- if (Database::num_rows($res) == 0) {
- return;
- }
- $this_course = Database::fetch_array($res);
- $count = 0;
- if (api_is_multiple_url_enabled()) {
- require_once api_get_path(LIBRARY_PATH).'urlmanager.lib.php';
- $url_id = 1;
- if (api_get_current_access_url_id() != -1) {
- $url_id = api_get_current_access_url_id();
- }
- UrlManager::delete_url_rel_course($code, $url_id);
- $count = UrlManager::getcountUrlRelCourse($code);
- }
- if ($count == 0) {
- self::create_database_dump($code);
- if (!self::is_virtual_course_from_system_code($code)) {
-
- $virtual_courses = self::get_virtual_courses_linked_to_real_course($code);
- foreach ($virtual_courses as $index => $virtual_course) {
-
- $sql = "DELETE FROM $table_course_class WHERE course_code='".$virtual_course['code']."'";
- Database::query($sql);
-
- $sql = "DELETE FROM $table_course_user WHERE course_code='".$virtual_course['code']."'";
- Database::query($sql);
-
- $sql = "DELETE FROM $table_session_course WHERE course_code='".$virtual_course['code']."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_session_course_user WHERE course_code='".$virtual_course['code']."'";
- Database::query($sql);
-
- $sql = "DELETE FROM $table_course_survey WHERE course_code='".$virtual_course['code']."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_course_survey_user WHERE db_name='".$virtual_course['db_name']."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_course_survey_reminder WHERE db_name='".$virtual_course['db_name']."'";
- Database::query($sql);
-
- $sql = "DELETE FROM $table_stats_hotpots WHERE exe_cours_id = '".$virtual_course['code']."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_stats_attempt WHERE course_code = '".$virtual_course['code']."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_stats_exercises WHERE exe_cours_id = '".$virtual_course['code']."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_stats_access WHERE access_cours_code = '".$virtual_course['code']."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_stats_lastaccess WHERE access_cours_code = '".$virtual_course['code']."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_stats_course_access WHERE course_code = '".$virtual_course['code']."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_stats_online WHERE course = '".$virtual_course['code']."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_stats_default WHERE default_cours_code = '".$virtual_course['code']."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_stats_downloads WHERE down_cours_id = '".$virtual_course['code']."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_stats_links WHERE links_cours_id = '".$virtual_course['code']."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_stats_uploads WHERE upload_cours_id = '".$virtual_course['code']."'";
- Database::query($sql);
-
- $sql = "DELETE FROM $table_course WHERE code='".$virtual_course['code']."'";
- Database::query($sql);
- }
- $sql = "SELECT * FROM $table_course WHERE code='".$code."'";
- $res = Database::query($sql);
- $course = Database::fetch_array($res);
- $course_tables = get_course_tables();
-
- if (!empty($course['id'])) {
- foreach($course_tables as $table) {
- $table = Database::get_course_table($table);
- $sql = "DELETE FROM $table WHERE c_id = {$course['id']} ";
- 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);
- }
- }
-
- $sql = "DELETE FROM $table_course_class WHERE course_code='".$code."'";
- Database::query($sql);
-
- $sql = "DELETE FROM $table_course_user WHERE course_code='".$code."'";
- Database::query($sql);
-
- $sql = "DELETE FROM $table_session_course WHERE course_code='".$code."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_session_course_user WHERE course_code='".$code."'";
- Database::query($sql);
-
- $sql = "DELETE FROM $table_course_rel_url WHERE course_code = '".$code."'";
- Database::query($sql);
- $sql = 'SELECT survey_id FROM '.$table_course_survey.' WHERE course_code="'.$code.'"';
- $result_surveys = Database::query($sql);
- while($surveys = Database::fetch_array($result_surveys)) {
- $survey_id = $surveys[0];
- $sql = 'DELETE FROM '.$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);
- }
-
- $sql = "DELETE FROM $table_stats_hotpots WHERE exe_cours_id = '".$code."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_stats_attempt WHERE course_code = '".$code."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_stats_exercises WHERE exe_cours_id = '".$code."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_stats_access WHERE access_cours_code = '".$code."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_stats_lastaccess WHERE access_cours_code = '".$code."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_stats_course_access WHERE course_code = '".$code."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_stats_online WHERE course = '".$code."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_stats_default WHERE default_cours_code = '".$code."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_stats_downloads WHERE down_cours_id = '".$code."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_stats_links WHERE links_cours_id = '".$code."'";
- Database::query($sql);
- $sql = "DELETE FROM $table_stats_uploads WHERE upload_cours_id = '".$code."'";
- Database::query($sql);
-
- $sql = "DELETE FROM $table_course WHERE code='".$code."'";
- Database::query($sql);
-
- $t_cf = Database::get_main_table(TABLE_MAIN_COURSE_FIELD);
- $t_cfv = Database::get_main_table(TABLE_MAIN_COURSE_FIELD_VALUES);
- $sql = "SELECT distinct field_id FROM $t_cfv WHERE course_code = '$code'";
- $res_field_ids = @Database::query($sql);
- while($row_field_id = Database::fetch_row($res_field_ids)){
- $field_ids[] = $row_field_id[0];
- }
-
- $sql_course_field_value = "DELETE FROM $t_cfv WHERE course_code = '$code'";
- @Database::query($sql_course_field_value);
- $sql = "SELECT distinct field_id FROM $t_cfv";
- $res_field_all_ids = @Database::query($sql);
- while($row_field_all_id = Database::fetch_row($res_field_all_ids)){
- $field_all_ids[] = $row_field_all_id[0];
- }
- if (is_array($field_ids) && count($field_ids) > 0) {
- foreach ($field_ids as $field_id) {
-
- if (is_array($field_all_ids)) {
- if (in_array($field_id, $field_all_ids)) {
- continue;
- } else {
- $sql_course_field = "DELETE FROM $t_cf WHERE id = '$field_id'";
- Database::query($sql_course_field);
- }
- }
- }
- }
-
- $user_id = api_get_user_id();
- event_system(LOG_COURSE_DELETE, LOG_COURSE_CODE, $code, api_get_utc_datetime(), $user_id, $code);
- }
- }
-
- public static function create_database_dump($course_code) {
- global $_configuration;
- if ($_configuration['single_database']) {
- return;
- }
- $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);
- $course_tables = get_course_tables();
- if (!empty($course['id'])) {
-
- 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')) {
- $row_to_save = array();
- foreach ($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 {
-
- }
- }
- }
-
- 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);
- $sql = 'SELECT course.code as code, course.title as title, cu.sort as sort FROM '.$TABLECOURSUSER.' as cu, '.$TABLECOURSE.' as course
- WHERE course.code = cu.course_code AND user_id = "'.$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'];
- }
- $counter++;
- }
-
- if (!$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 $course_sort;
- }
-
- public static function select_and_sort_categories($element, $defaultCode = null, $parentCode = null , $padding = null)
- {
- require_once api_get_path(LIBRARY_PATH).'course_category.lib.php';
- setCategoriesInForm($element, $defaultCode, $parentCode , $padding);
- }
-
- public static function course_exists($course_code, $accept_virtual = false) {
- if ($accept_virtual === true) {
- $sql = 'SELECT 1 FROM '.Database::get_main_table(TABLE_MAIN_COURSE).' WHERE code="'.Database::escape_string($course_code).'" OR visual_code="'.Database::escape_string($course_code).'"';
- } else {
- $sql = 'SELECT 1 FROM '.Database::get_main_table(TABLE_MAIN_COURSE).' WHERE code="'.Database::escape_string($course_code).'"';
- }
- return Database::num_rows(Database::query($sql));
- }
-
- public static function email_to_tutor($user_id, $course_code, $send_to_tutor_also = false) {
- if ($user_id != strval(intval($user_id))) {
- return false;
- }
- $course_code = Database::escape_string($course_code);
- $student = Database::fetch_array(Database::query("SELECT * FROM ".Database::get_main_table(TABLE_MAIN_USER)."
- WHERE user_id='".$user_id."'"));
- $information = self::get_course_information($course_code);
- $name_course = $information['title'];
- $sql = "SELECT * FROM ".Database::get_main_table(TABLE_MAIN_COURSE_USER)." WHERE course_code='".$course_code."'";
-
-
-
- if ($send_to_tutor_also) {
-
- $sql .= " AND tutor_id=1";
- } else {
- $sql .= " AND status=1";
- }
- $result = Database::query($sql);
- while ($row = Database::fetch_array($result)) {
- $tutor = Database::fetch_array(Database::query("SELECT * FROM ".Database::get_main_table(TABLE_MAIN_USER)."
- WHERE user_id='".$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";
- }
- $emailbody .= get_lang('Email').': '.$student['email']."\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);
- $email_admin = api_get_setting('emailAdministrator');
- @api_mail($recipient_name, $emailto, $emailsubject, $emailbody, $sender_name,$email_admin);
- }
- }
- public static function get_special_course_list() {
- $tbl_course_field = Database :: get_main_table(TABLE_MAIN_COURSE_FIELD);
- $tbl_course_field_value = Database :: get_main_table(TABLE_MAIN_COURSE_FIELD_VALUES);
-
- $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.course_code= tcfv.course_code ";
- $where_access_url =" AND access_url_id = $access_url_id ";
- }
- }
-
- $sql = "SELECT DISTINCT(tcfv.course_code) FROM $tbl_course_field_value tcfv INNER JOIN $tbl_course_field tcf
- ON tcfv.field_id = tcf.id $join_access_url
- WHERE tcf.field_variable = 'special_course' AND tcfv.field_value = 1 $where_access_url";
- $special_course_result = Database::query($sql);
- $special_course_list = array();
- if (Database::num_rows($special_course_result)>0) {
- $special_course_list = array();
- while ($result_row = Database::fetch_array($special_course_result)) {
- $special_course_list[] = $result_row['course_code'];
- }
- }
- return $special_course_list;
- }
-
- public static function get_courses_list_by_user_id($user_id, $include_sessions = false) {
- $user_id = intval($user_id);
- $course_list = array();
- $codes = array();
- $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_user_personal_table(TABLE_USER_COURSE_CATEGORY);
- $special_course_list = self::get_special_course_list();
- $with_special_courses = $without_special_courses = '';
- if (!empty($special_course_list)) {
- $sc_string = '"'.implode('","',$special_course_list).'"';
- $with_special_courses = ' course.code IN ('.$sc_string.')';
- $without_special_courses = ' AND course.code NOT IN ('.$sc_string.')';
- }
- if (!empty($with_special_courses)) {
- $sql = "SELECT DISTINCT(course.code), course.id as real_id
- FROM ".$tbl_course_user." course_rel_user
- LEFT JOIN ".$tbl_course." course
- ON course.code = course_rel_user.course_code
- LEFT JOIN ".$tbl_user_course_category." user_course_category
- ON course_rel_user.user_course_cat = user_course_category.id
- WHERE $with_special_courses
- GROUP BY course.code
- ORDER BY user_course_category.sort,course.title,course_rel_user.sort ASC";
- $rs_special_course = Database::query($sql);
- if (Database::num_rows($rs_special_course) > 0) {
- while ($result_row = Database::fetch_array($rs_special_course)) {
- $result_row['special_course'] = 1;
- $course_list[] = $result_row;
- $codes[] = $result_row['real_id'];
- }
- }
- }
-
-
- $sql = "SELECT DISTINCT(course.code), course.id as real_id
- FROM $tbl_course course
- INNER JOIN $tbl_course_user cru ON course.code=cru.course_code
- WHERE cru.user_id='$user_id' $without_special_courses";
- $result = Database::query($sql);
- if (Database::num_rows($result)) {
- while ($row = Database::fetch_array($result, 'ASSOC')) {
- $course_list[] = $row;
- $codes[] = $row['real_id'];
- }
- }
- if ($include_sessions === true) {
- $sql = "SELECT DISTINCT(c.code), c.id as real_id
- FROM ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)." s, ".Database::get_main_table(TABLE_MAIN_COURSE)." c
- WHERE id_user = $user_id AND s.course_code=c.code";
- $r = Database::query($sql);
- while ($row = Database::fetch_array($r, 'ASSOC')) {
- if (!in_array($row['real_id'], $codes)) {
- $course_list[] = $row;
- }
- }
- }
- return $course_list;
- }
-
- public static function get_course_id_from_path($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 $row['code'];
- }
-
- public static function get_courses_info_from_visual_code($code) {
- $result = array();
- $sql_result = Database::query("SELECT * FROM ".Database::get_main_table(TABLE_MAIN_COURSE)."
- WHERE visual_code = '".Database::escape_string($code)."'");
- while ($virtual_course = Database::fetch_array($sql_result)) {
- $result[] = $virtual_course;
- }
- return $result;
- }
-
- public static function get_emails_of_tutors_to_course($code) {
- $list = array();
- $res = Database::query("SELECT user_id FROM ".Database::get_main_table(TABLE_MAIN_COURSE_USER)."
- WHERE course_code='".Database::escape_string($code)."' 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']);
- $list[] = array($row_user['email'] => $name_teacher);
- }
- }
- return $list;
- }
-
- public static function get_email_of_tutor_to_session($session_id, $course_code) {
- $tbl_session_course_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $tbl_user = Database::get_main_table(TABLE_MAIN_USER);
- $coachs_emails = array();
- $course_code = Database::escape_string($course_code);
- $session_id = intval($session_id);
- $sql = "SELECT id_user FROM $tbl_session_course_user WHERE id_session='$session_id' AND course_code='$course_code' AND status =2";
- $rs = Database::query($sql);
- if (Database::num_rows($rs) > 0) {
- $user_ids = array();
- while ($row = Database::fetch_array($rs)) {
- $user_ids[] = $row['id_user'];
- }
- $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 = array('email' => $row_emails['email'], 'complete_name' => api_get_person_name($row_emails['firstname'], $row_emails['lastname']));
- $coachs_emails[] = $mail_tutor;
- }
- }
- return $coachs_emails;
- }
-
- public static function create_course_extra_field($fieldvarname, $fieldtype, $fieldtitle) {
-
- $t_cfv = Database::get_main_table(TABLE_MAIN_COURSE_FIELD_VALUES);
- $t_cf = Database::get_main_table(TABLE_MAIN_COURSE_FIELD);
- $fieldvarname = Database::escape_string($fieldvarname);
- $fieldtitle = Database::escape_string($fieldtitle);
- $fieldtype = (int)$fieldtype;
- $time = time();
- $sql_field = "SELECT id FROM $t_cf WHERE field_variable = '$fieldvarname'";
- $res_field = Database::query($sql_field);
- $r_field = Database::fetch_row($res_field);
- if (Database::num_rows($res_field) > 0) {
- return $r_field[0];
- }
-
- $sql = "SELECT MAX(field_order) FROM $t_cf";
- $res = Database::query($sql);
- $order = 0;
- if (Database::num_rows($res) > 0) {
- $row = Database::fetch_row($res);
- $order = $row[0] + 1;
- }
- $sql = "INSERT INTO $t_cf
- SET field_type = '$fieldtype',
- field_variable = '$fieldvarname',
- field_display_text = '$fieldtitle',
- field_order = '$order',
- tms = FROM_UNIXTIME($time)";
- Database::query($sql);
- return Database::insert_id();
- }
-
- public static function update_attribute($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);
- }
-
- 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($sql);
- }
-
- public static function update_course_extra_field_value($course_code, $fname, $fvalue = '') {
- $t_cfv = Database::get_main_table(TABLE_MAIN_COURSE_FIELD_VALUES);
- $t_cf = Database::get_main_table(TABLE_MAIN_COURSE_FIELD);
- $fname = Database::escape_string($fname);
- $course_code = Database::escape_string($course_code);
- $fvalues = '';
- if (is_array($fvalue)) {
- foreach ($fvalue as $val) {
- $fvalues .= Database::escape_string($val).';';
- }
- if (!empty($fvalues)) {
- $fvalues = substr($fvalues, 0, -1);
- }
- } else {
- $fvalues = Database::escape_string($fvalue);
- }
- $sqlcf = "SELECT * FROM $t_cf WHERE field_variable='$fname'";
- $rescf = Database::query($sqlcf);
- if (Database::num_rows($rescf) == 1) {
-
-
- $rowcf = Database::fetch_array($rescf);
- $tms = time();
- $sqlcfv = "SELECT * FROM $t_cfv WHERE course_code = '$course_code' AND field_id = '".$rowcf['id']."' ORDER BY id";
- $rescfv = Database::query($sqlcfv);
- $n = Database::num_rows($rescfv);
- if ($n > 1) {
-
- while ($rowcfv = Database::fetch_array($rescfv)) {
- if ($n > 1) {
- $sqld = "DELETE FROM $t_cfv WHERE id = ".$rowcfv['id'];
- $resd = Database::query($sqld);
- $n--;
- }
- $rowcfv = Database::fetch_array($rescfv);
- if ($rowcfv['field_value'] != $fvalues) {
- $sqlu = "UPDATE $t_cfv SET field_value = '$fvalues', tms = FROM_UNIXTIME($tms) WHERE id = ".$rowcfv['id'];
- $resu = Database::query($sqlu);
- return ($resu ? true : false);
- }
- return true;
- }
- } elseif ($n == 1) {
-
- $rowcfv = Database::fetch_array($rescfv);
- if ($rowcfv['field_value'] != $fvalues) {
- $sqlu = "UPDATE $t_cfv SET field_value = '$fvalues', tms = FROM_UNIXTIME($tms) WHERE id = ".$rowcfv['id'];
-
- $resu = Database::query($sqlu);
- return ($resu ? true : false);
- }
- return true;
- } else {
- $sqli = "INSERT INTO $t_cfv (course_code,field_id,field_value,tms) " .
- "VALUES ('$course_code',".$rowcf['id'].",'$fvalues',FROM_UNIXTIME($tms))";
-
- $resi = Database::query($sqli);
- return ($resi ? true : false);
- }
- } else {
- return false;
- }
- }
-
- public static function get_course_id_by_database_name($db_name) {
- return Database::result(Database::query('SELECT code FROM '.Database::get_main_table(TABLE_MAIN_COURSE).
- ' WHERE db_name="'.Database::escape_string($db_name).'"'), 0, 'code');
- }
- public static function get_session_category_id_by_session_id($session_id) {
- return Database::result(Database::query('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="'.Database::escape_string($session_id).'"'),
- 0, 'session_category');
- }
-
- public static function get_course_extra_field_list($code) {
- $tbl_course_field = Database::get_main_table(TABLE_MAIN_COURSE_FIELD);
- $tbl_course_field_value = Database::get_main_table(TABLE_MAIN_COURSE_FIELD_VALUES);
- $sql_field = "SELECT id, field_type, field_variable, field_display_text, field_default_value
- FROM $tbl_course_field WHERE field_visible = '1' ";
- $res_field = Database::query($sql_field);
- $extra_fields = array();
- while($rowcf = Database::fetch_array($res_field)) {
- $extra_field_id = $rowcf['id'];
- $sql_field_value = "SELECT field_value FROM $tbl_course_field_value WHERE course_code = '$code' AND field_id = '$extra_field_id' ";
- $res_field_value = Database::query($sql_field_value);
- if(Database::num_rows($res_field_value) > 0 ) {
- $r_field_value = Database::fetch_row($res_field_value);
- $rowcf['extra_field_value'] = $r_field_value[0];
- }
- $extra_fields[] = $rowcf;
- }
- return $extra_fields;
- }
-
- public static function get_course_extra_field_value($field_name, $code) {
- $tbl_course_field = Database::get_main_table(TABLE_MAIN_COURSE_FIELD);
- $tbl_course_field_value = Database::get_main_table(TABLE_MAIN_COURSE_FIELD_VALUES);
- $sql = "SELECT id FROM $tbl_course_field WHERE field_visible = '1' AND field_variable = '$field_name';";
- $res = Database::query($sql);
- $row = Database::fetch_object($res);
- if(!$row) {
- return null;
- } else {
- $sql_field_value = "SELECT field_value FROM $tbl_course_field_value WHERE course_code = '$code' AND field_id = '{$row->id}';";
- $res_field_value = Database::query($sql_field_value);
- $row_field_value = Database::fetch_object($res_field_value);
- if(!$row_field_value) {
- return null;
- } else {
- return $row_field_value['field_value'];
- }
- }
- }
-
- public static function get_name_database_course($course_code) {
- return Database::result(Database::query('SELECT db_name FROM '.Database::get_main_table(TABLE_MAIN_COURSE).
- ' WHERE code="'.Database::escape_string($course_code).'"'), 0, 'db_name');
- }
-
- public static function get_details_course_description_html($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) {
-
- $data .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&action=delete&description_id='.$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'), array('style' => 'vertical-align:middle;float:right;'));
- $data .= '</a> ';
-
- $data .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&description_id='.$description->id.'">';
- $data .= Display::return_icon('edit.png', get_lang('Edit'), array('style' => 'vertical-align:middle;float:right; padding-right:4px;'), ICON_SIZE_SMALL);
- $data .= '</a> ';
- }
- $data .= $description->title;
- $data .= '</div>';
- $data .= '<div class="sectioncomment">';
- $data .= $description->content;
- $data .= '</div>';
- }
- } else {
- $data .= '<em>'.get_lang('ThisCourseDescriptionIsEmpty').'</em>';
- }
- return $data;
- }
-
- public static function get_course_category($code) {
- $table_categories = Database::get_main_table(TABLE_MAIN_CATEGORY);
- $sql = "SELECT * FROM $table_categories WHERE code = '$code';";
- return Database::fetch_array(Database::query($sql));
- }
-
-
- public static function get_real_course_code_select_html($element_name, $has_size = true, $only_current_user_courses = true, $user_id) {
- if ($only_current_user_courses) {
- $real_course_list = self::get_real_course_list_of_user_as_course_admin($user_id);
- } else {
- $real_course_list = self::get_real_course_list();
- }
- if ($has_size) {
- $size_element = "size=\"".SELECT_BOX_SIZE."\"";
- } else {
- $size_element = "";
- }
- $html_code = "<select name=\"$element_name\" $size_element >\n";
- foreach ($real_course_list as $real_course) {
- $course_code = $real_course["code"];
- $html_code .= "<option value=\"".$course_code."\">";
- $html_code .= $course_code;
- $html_code .= "</option>\n";
- }
- $html_code .= "</select>\n";
- return $html_code;
- }
-
- public static function count_rows_course_table($table, $session_id = '', $course_id = null) {
- $condition_session = '';
- if ($session_id !== '') {
- $session_id = intval($session_id);
- $condition_session = " AND session_id = '$session_id' ";
- }
- if (!empty($course_id)) {
- $course_id = intval($course_id);
- } else {
- $course_id = api_get_course_int_id();
- }
- $condition_session .= " AND c_id = '$course_id' ";
- $sql = "SELECT COUNT(*) AS n FROM $table WHERE 1=1 $condition_session ";
- $rs = Database::query($sql);
- $row = Database::fetch_row($rs);
- return $row[0];
- }
-
- public static function suscribe_courses_to_hr_manager($hr_manager_id,$courses_list) {
- global $_configuration;
-
- $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);
- $hr_manager_id = intval($hr_manager_id);
- $affected_rows = 0;
-
- if ($_configuration['multiple_access_urls']) {
- $sql = "SELECT s.course_code FROM $tbl_course_rel_user s INNER JOIN $tbl_course_rel_access_url a ON (a.course_code = s.course_code) 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 course_code 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 $tbl_course_rel_user WHERE course_code = '{$row['course_code']}' AND user_id = $hr_manager_id AND relation_type=".COURSE_RELATION_TYPE_RRHH." ";
- Database::query($sql);
- }
- }
-
- if (is_array($courses_list)) {
- foreach ($courses_list as $course_code) {
- $course_code = Database::escape_string($course_code);
- $insert_sql = "INSERT IGNORE INTO $tbl_course_rel_user(course_code, user_id, status, relation_type) VALUES('$course_code', $hr_manager_id, '".DRH."', '".COURSE_RELATION_TYPE_RRHH."')";
- Database::query($insert_sql);
- if (Database::affected_rows()) {
- $affected_rows++;
- }
- }
- }
- return $affected_rows;
- }
-
- public static function get_courses_followed_by_drh(
- $user_id,
- $from = null,
- $limit = null,
- $column = null,
- $direction = null,
- $getCount = false
- ) {
- return self::getCoursesFollowedByUser(
- $user_id,
- $from,
- $limit,
- $column,
- $direction,
- $getCount
- );
- }
-
- public static function getCoursesFollowedByUser(
- $user_id,
- $status = null,
- $from = null,
- $limit = null,
- $column = null,
- $direction = null,
- $getCount = false
- ) {
-
- $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);
- $user_id = intval($user_id);
- $select = "SELECT DISTINCT *, id as real_id ";
- if ($getCount) {
- $select = "SELECT COUNT(DISTINCT id) as count";
- }
- $whereConditions = null;
- switch ($status) {
- case COURSEMANAGER:
- $whereConditions .= " AND
- cru.user_id = '$user_id' AND
- status = ".COURSEMANAGER."
- ";
- break;
- case DRH:
- $whereConditions .= " AND
- cru.user_id = '$user_id' AND
- status = ".DRH." AND
- relation_type = '".COURSE_RELATION_TYPE_RRHH."'
- ";
- break;
- }
- $sql = "$select
- FROM $tbl_course c
- INNER JOIN $tbl_course_rel_user cru ON (cru.course_code = c.code)
- INNER JOIN $tbl_course_rel_access_url a ON (a.course_code = c.code)
- WHERE
- access_url_id = ".api_get_current_access_url_id()."
- $whereConditions
- ";
- if (isset($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'];
- }
- $courses = array();
- if (Database::num_rows($result) > 0) {
- while ($row = Database::fetch_array($result)) {
- $courses[$row['code']] = $row;
- }
- }
- return $courses;
- }
-
- public static function is_special_course($course_code)
- {
- $tbl_course_field_value = Database::get_main_table(TABLE_MAIN_COURSE_FIELD_VALUES);
- $tbl_course_field = Database::get_main_table(TABLE_MAIN_COURSE_FIELD);
- $is_special = false;
- $sql = "SELECT course_code
- FROM $tbl_course_field_value tcfv
- INNER JOIN $tbl_course_field tcf ON tcfv.field_id = tcf.id
- WHERE tcf.field_variable = 'special_course' AND tcfv.field_value = 1 AND course_code='$course_code'";
- $result = Database::query($sql);
- $num_rows = Database::num_rows($result);
- if ($num_rows > 0){
- $is_special = true;
- }
- return $is_special;
- }
-
- public static function update_course_picture($course_code, $filename, $source_file = null) {
- $course_info = api_get_course_info($course_code);
- $store_path = api_get_path(SYS_COURSE_PATH).$course_info['path'];
- $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);
- }
- $my_course_image = new Image($source_file);
- $result = $my_course_image->send_image($course_image, -1, 'png');
-
- if ($result) {
- $medium = new Image($course_image);
-
- $medium->resize(100, 85, 0, false);
- $medium->send_image($store_path.'/course-pic85x85.png', -1, 'png');
- }
- return $result;
- }
-
- public static function is_existing_course_code($wanted_course_code) {
- return self::course_code_exists($wanted_course_code);
- }
-
- public static function course_item_html_no_icon($params)
- {
- $html = '<div class="course_item">';
- $html .= '<div class="row">';
- $html .= '<div class="span7">';
- $notifications = isset($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'])) {
- $html .= '<h5>'.Display::return_icon('teacher.png', get_lang('Teacher'), array(), ICON_SIZE_TINY).$params['teachers'].'</h5>';
- }
- if (!empty($params['coaches'])) {
- $html .= '<h5>'.Display::return_icon('teacher.png', get_lang('Coach'), array(), ICON_SIZE_TINY).$params['coaches'].'</h5>';
- }
- $html .= '</div>';
- $params['right_actions'] = isset($params['right_actions']) ? $params['right_actions'] : null;
- $html .= '<div class="span1 pull-right course-box-actions">'.$params['right_actions'].'</div>';
- $html .= '</div>';
- $html .= '</div>';
- return $html;
- }
-
- public static function course_item_html($params, $is_sub_content = false) {
- $html = '';
- $class = "well course-box";
- if ($is_sub_content) {
- $class = "course_item";
- }
- $html .= '<div class="'.$class.'">';
- $html .= '<div class="row">';
- $html .= '<div class="span7">';
- $html .= ' <div class="row">';
- $html .= '<div class="span1 course-box-thumbnail-box">';
- if (!empty($params['link'])) {
- $html .= '<a class="thumbnail" href="'.$params['link'].'">';
- $html .= $params['icon'];
- $html .= '</a>';
- } else {
- $html .= '<div class="thumbnail">';
- $html .= $params['icon'];
- $html .= '</div>';
- }
- $html .= '</div>';
- $notifications = isset($params['notifications']) ? $params['notifications'] : null;
- $param_class = isset($params['class']) ? $params['class'] : null;
- $html .= '<div class="span6 '.$param_class.'">';
- $html .='<h3>'.$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'])) {
- $html .= '<h5>'.Display::return_icon('teacher.png', get_lang('Teacher'), array(), ICON_SIZE_TINY).$params['teachers'].'</h5>';
- }
- if (!empty($params['coaches'])) {
- $html .= '<h5>'.Display::return_icon('teacher.png', get_lang('Coach'), array(), ICON_SIZE_TINY).$params['coaches'].'</h5>';
- }
- $html .= '</div>';
- $html .= '</div>';
- $html .= '</div>';
- $params['right_actions'] = isset($params['right_actions']) ? $params['right_actions'] : null;
- $html .= '<div class="span1 pull-right course-box-actions">'.$params['right_actions'].'</div>';
- $html .= '</div>';
- $html .= '</div>';
- return $html;
- }
- public static function course_item_parent($main_content, $sub_content, $sub_sub_content = null) {
- return '<div class="well">'.$main_content.$sub_content.$sub_sub_content.'</div>';
- }
-
- public static function display_special_courses($user_id, $load_dirs = false) {
- $user_id = intval($user_id);
- $tbl_course = Database::get_main_table(TABLE_MAIN_COURSE);
- $tbl_course_user = Database::get_main_table(TABLE_MAIN_COURSE_USER);
- $special_course_list = self::get_special_course_list();
- $with_special_courses = $without_special_courses = '';
- if (!empty($special_course_list)) {
- $with_special_courses = ' course.code IN ("'.implode('","',$special_course_list).'")';
- }
- $html = null;
- if (!empty($with_special_courses)) {
- $sql = "SELECT course.id, 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, course_rel_user.user_id
- FROM $tbl_course course
- LEFT JOIN $tbl_course_user course_rel_user ON course.code = course_rel_user.course_code AND course_rel_user.user_id = '$user_id'
- WHERE $with_special_courses group by course.code";
- $rs_special_course = Database::query($sql);
- $number_of_courses = Database::num_rows($rs_special_course);
- $key = 0;
- if ($number_of_courses > 0) {
- while ($course = Database::fetch_array($rs_special_course)) {
- $course_info = api_get_course_info($course['code']);
- if ($course_info['visibility'] == COURSE_VISIBILITY_HIDDEN) {
- continue;
- }
- $params = array();
-
-
-
- $course_info['id_session'] = null;
- $course_info['status'] = $course['status'];
- $show_notification = Display::show_notification($course_info);
- if (empty($course['user_id'])) {
- $course['status'] = STUDENT;
- }
- $params['icon'] = Display::return_icon('blackboard.png', $course_info['title'], array(), ICON_SIZE_LARGE);
- $params['right_actions'] = '';
- if (api_is_platform_admin()) {
- if ($load_dirs) {
- $params['right_actions'] .= '<a id="document_preview_'.$course['real_id'].'_0" class="document_preview" href="javascript:void(0);">'.Display::return_icon('folder.png', get_lang('Documents'), array('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'), array('align' => 'absmiddle'),ICON_SIZE_SMALL).'</a>';
- $params['right_actions'] .= Display::div('', array('id' => 'document_result_'.$course['real_id'].'_0', 'class'=>'document_preview_container'));
- } else {
- $params['right_actions'] .= '<a href="'.api_get_path(WEB_CODE_PATH).'course_info/infocours.php?cidReq='.$course['code'].'">'.Display::return_icon('edit.png', get_lang('Edit'), array('align' => 'absmiddle'),ICON_SIZE_SMALL).'</a>';
- }
- if ($course['status'] == COURSEMANAGER) {
-
- }
- } else {
- if ($course_info['visibility'] != COURSE_VISIBILITY_CLOSED) {
- if ($load_dirs) {
- $params['right_actions'] .= '<a id="document_preview_'.$course['real_id'].'_0" class="document_preview" href="javascript:void(0);">'.Display::return_icon('folder.png', get_lang('Documents'), array('align' => 'absmiddle'),ICON_SIZE_SMALL).'</a>';
- $params['right_actions'] .= Display::div('', array('id' => 'document_result_'.$course['real_id'].'_0', 'class'=>'document_preview_container'));
- }
- }
- }
- if ($course_info['visibility'] != COURSE_VISIBILITY_CLOSED || $course['status'] == COURSEMANAGER) {
- $course_title = '<a href="'.api_get_path(WEB_COURSE_PATH).$course_info['path'].'/?id_session=0&autoreg=1">'.$course_info['title'].'</a>';
- } else {
- $course_title = $course_info['title']." ".Display::tag('span',get_lang('CourseClosed'), array('class'=>'item_closed'));
- }
- if (api_get_setting('display_coursecode_in_courselist') == 'true') {
- $course_title .= ' ('.$course_info['visual_code'].') ';
- }
- if (api_get_setting('display_teacher_in_courselist') == 'true') {
- $params['teachers'] = CourseManager::get_teacher_list_from_course_code_to_string($course['code'], self::USER_SEPARATOR, true);
- }
- $course_title .= ' ';
- $course_title .= Display::return_icon('klipper.png', get_lang('CourseAutoRegister'));
- $params['title'] = $course_title;
- $params['link'] = api_get_path(WEB_COURSE_PATH).$course_info['path'].'/?id_session=0&autoreg=1';
- if ($course_info['visibility'] != COURSE_VISIBILITY_CLOSED) {
- $params['notifications'] = $show_notification;
- }
- $html .= self::course_item_html($params, false);
- $key++;
- }
- }
- }
- return $html;
- }
-
- public static function display_courses($user_id, $load_dirs = false)
- {
- $user_id = intval($user_id);
- if (empty($user_id)) {
- $user_id = api_get_user_id();
- }
-
- $tucc = Database::get_user_personal_table(TABLE_USER_COURSE_CATEGORY);
- $sql = "SELECT id, title FROM $tucc WHERE user_id='".$user_id."' ORDER BY sort ASC";
- $result = Database::query($sql);
- $html = null;
- while ($row = Database::fetch_array($result)) {
-
- $params = array(
- 'icon' => Display::return_icon('folder_yellow.png', $row['title'], array(), ICON_SIZE_LARGE),
- 'title' => $row['title'],
- 'class' => 'table_user_course_category'
- );
- $html .= self::course_item_parent(
- self::course_item_html($params, true),
- self :: display_courses_in_category($row['id'], $load_dirs)
- );
- }
-
- $html .= self :: display_courses_in_category(0, $load_dirs);
- return $html;
- }
-
- public static function display_courses_in_category($user_category_id, $load_dirs = false)
- {
- $user_id = api_get_user_id();
-
- $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();
-
- $special_course_list = self::get_special_course_list();
- $without_special_courses = '';
- if (!empty($special_course_list)) {
- $without_special_courses = ' AND course.code NOT IN ("'.implode('","',$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,
- $TABLECOURSUSER course_rel_user,
- $TABLE_ACCESS_URL_REL_COURSE url
- WHERE
- course.code = course_rel_user.course_code AND
- url.course_code = course.code AND
- course_rel_user.user_id = '".$user_id."' AND
- course_rel_user.user_course_cat='".$user_category_id."'
- $without_special_courses ";
-
-
- if (api_get_multiple_access_url() && $current_url_id != -1) {
- $sql .= " AND url.course_code = course.code AND access_url_id='".$current_url_id."'";
- }
-
- $sql .= " ORDER BY course_rel_user.user_course_cat, course_rel_user.sort ASC";
- $result = Database::query($sql);
- $status_icon = '';
- $html = '';
- $course_list = array();
-
- while ($course = Database::fetch_array($result)) {
- $course_info = api_get_course_info($course['code']);
- if ($course_info['visibility'] == COURSE_VISIBILITY_HIDDEN) {
- continue;
- }
- $course_info['id_session'] = null;
- $course_info['status'] = $course['status'];
-
- if (in_array($course_info['real_id'], $course_list)) {
- continue;
- } else {
- $course_list[] = $course_info['real_id'];
- }
-
-
- $show_notification = Display::show_notification($course_info);
-
- $status_icon = Display::return_icon('blackboard.png', $course_info['title'], array(), ICON_SIZE_LARGE);
- $params = array();
- $params['right_actions'] = '';
- if (api_is_platform_admin()) {
- if ($load_dirs) {
- $params['right_actions'] .= '<a id="document_preview_'.$course_info['real_id'].'_0" class="document_preview" href="javascript:void(0);">'.Display::return_icon('folder.png', get_lang('Documents'), array('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'), array('align' => 'absmiddle'),ICON_SIZE_SMALL).'</a>';
- $params['right_actions'] .= Display::div('', array('id' => 'document_result_'.$course_info['real_id'].'_0', 'class'=>'document_preview_container'));
- } else {
- $params['right_actions'].= '<a href="'.api_get_path(WEB_CODE_PATH).'course_info/infocours.php?cidReq='.$course['code'].'">'.Display::return_icon('edit.png', get_lang('Edit'), array('align' => 'absmiddle'),ICON_SIZE_SMALL).'</a>';
- }
- if ($course_info['status'] == COURSEMANAGER) {
-
- }
- } else {
- if ($course_info['visibility'] != COURSE_VISIBILITY_CLOSED) {
- if ($load_dirs) {
- $params['right_actions'] .= '<a id="document_preview_'.$course_info['real_id'].'_0" class="document_preview" href="javascript:void(0);">'.Display::return_icon('folder.png', get_lang('Documents'), array('align' => 'absmiddle'),ICON_SIZE_SMALL).'</a>';
- $params['right_actions'] .= Display::div('', array('id' => 'document_result_'.$course_info['real_id'].'_0', 'class'=>'document_preview_container'));
- } else {
- if ($course_info['status'] == COURSEMANAGER) {
- $params['right_actions'].= '<a href="'.api_get_path(WEB_CODE_PATH).'course_info/infocours.php?cidReq='.$course['code'].'">'.Display::return_icon('edit.png', get_lang('Edit'), array('align' => 'absmiddle'),ICON_SIZE_SMALL).'</a>';
- }
- }
- }
- }
- $course_title = $course_info['title'];
- $course_title_url = '';
- if ($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'), array('class'=>'item_closed'));
- }
-
- if (api_get_setting('display_coursecode_in_courselist') == 'true') {
- $course_title .= ' ('.$course_info['visual_code'].') ';
- }
- if (api_get_setting('display_teacher_in_courselist') == 'true') {
- $teachers = CourseManager::get_teacher_list_from_course_code_to_string($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;
- }
- $is_subcontent = true;
- if (empty($user_category_id)) {
- $is_subcontent = false;
- }
- $html .= self::course_item_html($params, $is_subcontent);
- }
- return $html;
- }
-
- function get_user_course_categories() {
- global $_user;
- $output = array();
- $table_category = Database::get_user_personal_table(TABLE_USER_COURSE_CATEGORY);
- $sql = "SELECT * FROM ".$table_category." WHERE user_id='".Database::escape_string($_user['user_id'])."'";
- $result = Database::query($sql);
- while ($row = Database::fetch_array($result)) {
- $output[$row['id']] = $row['title'];
- }
- return $output;
- }
-
- public static function get_course_id_from_original_id($original_course_id_value, $original_course_id_name) {
- $t_cfv = Database::get_main_table(TABLE_MAIN_COURSE_FIELD_VALUES);
- $table_field = Database::get_main_table(TABLE_MAIN_COURSE_FIELD);
- $sql_course = "SELECT course_code FROM $table_field cf INNER JOIN $t_cfv cfv ON cfv.field_id=cf.id WHERE field_variable='$original_course_id_name' AND field_value='$original_course_id_value'";
- $res = Database::query($sql_course);
- $row = Database::fetch_object($res);
- if ($row != false) {
- return $row->course_code;
- } else {
- return 0;
- }
- }
-
- public static function get_logged_user_course_html($course, $session_id = 0, $class = 'courses', $session_accessible = true, $load_dirs = false)
- {
- global $nosession, $nbDigestEntries, $digest, $thisCourseSysCode, $orderKey;
- $user_id = api_get_user_id();
- $course_info = api_get_course_info($course['code']);
- $status_course = CourseManager::get_user_in_course_status($user_id, $course_info['code']);
- $course_info['status'] = empty($session_id) ? $status_course : STUDENT;
- $course_info['id_session'] = $session_id;
- if (!$nosession) {
- global $now, $date_start, $date_end;
- }
- if (empty($date_start) or empty($date_end)) {
- $sess = SessionManager::get_sessions_list(array('s.id = ' => $course_info['id_session']));
- $date_start = $sess[$course_info['id_session']]['date_start'];
- $date_end = $sess[$course_info['id_session']]['date_end'];
- }
- if (empty($now)) {
-
- $now = date('Y-m-d h:i:s');
- }
-
- $main_user_table = Database :: get_main_table(TABLE_MAIN_USER);
- $tbl_session = Database :: get_main_table(TABLE_MAIN_SESSION);
- $tbl_session_category = Database :: get_main_table(TABLE_MAIN_SESSION_CATEGORY);
- $course_access_settings = CourseManager::get_access_settings($course_info['code']);
- $course_visibility = $course_access_settings['visibility'];
- if ($course_visibility == COURSE_VISIBILITY_HIDDEN) {
- return '';
- }
- $user_in_course_status = CourseManager::get_user_in_course_status(api_get_user_id(), $course_info['code']);
- $is_coach = api_is_coach($course_info['id_session'], $course['code']);
-
-
- $session_url = '';
- $session_title = '';
- if ($session_accessible) {
- if ($course_visibility != COURSE_VISIBILITY_CLOSED || $user_in_course_status == COURSEMANAGER) {
- if (!$nosession) {
- if (empty($course_info['id_session'])) {
- $course_info['id_session'] = 0;
- }
- $sessionCourseAvailable = false;
- $sessionCourseStatus = api_get_session_visibility($session_id, $course_info['code']);
- if (in_array($sessionCourseStatus, array(SESSION_VISIBLE_READ_ONLY, SESSION_VISIBLE, SESSION_AVAILABLE))) {
- $sessionCourseAvailable = true;
- }
- if ($user_in_course_status == COURSEMANAGER || $sessionCourseAvailable) {
- $session_url = api_get_path(WEB_COURSE_PATH).$course_info['path'].'/?id_session='.$course_info['id_session'];
- $session_title = '<a href="'.api_get_path(WEB_COURSE_PATH).$course_info['path'].'/?id_session='.$course_info['id_session'].'">'.$course_info['name'].'</a>';
- } else {
- $session_title = $course_info['name'];
- }
- } else {
- $session_url = api_get_path(WEB_COURSE_PATH).$course_info['path'].'/';
- $session_title = '<a href="'.api_get_path(WEB_COURSE_PATH).$course_info['path'].'/">'.$course_info['name'].'</a>';
- }
- } else {
- $session_title = $course_info['name'].' '.Display::tag('span',get_lang('CourseClosed'), array('class'=>'item_closed'));
- }
- } else {
- $session_title = $course_info['name'];
- }
- $params = array();
- $params['icon'] = Display::return_icon('blackboard_blue.png', $course_info['name'], array(), ICON_SIZE_LARGE);
- $params['link'] = $session_url;
- $params['title'] = $session_title;
- $params['right_actions'] = '';
- if ($course_visibility != COURSE_VISIBILITY_CLOSED && $course_visibility != COURSE_VISIBILITY_HIDDEN) {
- if ($load_dirs) {
- $params['right_actions'] .= '<a id="document_preview_'.$course_info['real_id'].'_'.$course_info['id_session'].'" class="document_preview" href="javascript:void(0);">'.Display::return_icon('folder.png', get_lang('Documents'), array('align' => 'absmiddle'),ICON_SIZE_SMALL).'</a>';
- $params['right_actions'] .= Display::div('', array('id' => 'document_result_'.$course_info['real_id'].'_'.$course_info['id_session'], 'class'=>'document_preview_container'));
- }
- }
- if (api_get_setting('display_coursecode_in_courselist') == 'true') {
- $session_title .= ' ('.$course_info['visual_code'].') ';
- }
- if (api_get_setting('display_teacher_in_courselist') == 'true') {
- if (!$nosession) {
- $teacher_list = CourseManager::get_teacher_list_from_course_code_to_string($course_info['code'], self::USER_SEPARATOR, true);
- $course_coachs = CourseManager::get_coachs_from_course_to_string($course_info['id_session'], $course['code'], self::USER_SEPARATOR, true);
- if ($course_info['status'] == COURSEMANAGER || ($course_info['status'] == STUDENT && empty($course_info['id_session'])) || empty($course_info['status'])) {
- $params['teachers'] = $teacher_list;
- }
- if (($course_info['status'] == STUDENT && !empty($course_info['id_session'])) || ($is_coach && $course_info['status'] != COURSEMANAGER)) {
- $params['coaches'] = $course_coachs;
- }
- } else {
- $params['teachers'] = $teacher_list;
- }
- }
- $session_title .= isset($course['special_course']) ? ' '.Display::return_icon('klipper.png', get_lang('CourseAutoRegister')) : '';
-
- if ($course_visibility != COURSE_VISIBILITY_CLOSED && $course_visibility != COURSE_VISIBILITY_HIDDEN) {
- $session_title .= Display :: show_notification($course_info);
- }
- $params['title'] = $session_title;
- $params['extra'] = '';
- $html = self::course_item_html($params, true);
- $session_category_id = null;
- if (!$nosession) {
- $session = '';
- $active = false;
- if (!empty($course_info['session_name'])) {
-
- $sql = 'SELECT lastname, firstname,sc.name
- FROM '.$tbl_session.' ts
- LEFT JOIN '.$main_user_table .' tu
- ON ts.id_coach = tu.user_id
- INNER JOIN '.$tbl_session_category.' sc ON ts.session_category_id = sc.id
- WHERE ts.id='.(int) $course_info['id_session']. ' LIMIT 1';
- $rs = Database::query($sql);
- $sessioncoach = Database::store_result($rs);
- $sessioncoach = $sessioncoach[0];
- $session = array();
- $session['title'] = $course_info['session_name'];
- $session_category_id = CourseManager::get_session_category_id_by_session_id($course_info['id_session']);
- $session['category'] = $sessioncoach['name'];
- if ($course_info['date_start'] == '0000-00-00') {
-
- $session['dates'] = '';
- if (api_get_setting('show_session_coach') === 'true') {
- $session['coach'] = get_lang('GeneralCoach').': '.api_get_person_name($sessioncoach['firstname'], $sessioncoach['lastname']);
- }
- $active = true;
- } else {
- $session ['dates'] = ' - '.get_lang('From').' '.$course_info['date_start'].' '.get_lang('To').' '.$course_info['date_end'];
- if (api_get_setting('show_session_coach') === 'true') {
- $session['coach'] = get_lang('GeneralCoach').': '.api_get_person_name($sessioncoach['firstname'], $sessioncoach['lastname']);
- }
- $active = ($date_start <= $now && $date_end >= $now);
- }
- }
- $user_course_category = '';
- if (isset($course_info['user_course_cat'])) {
- $user_course_category = $course_info['user_course_cat'];
- }
- $output = array ($user_course_category, $html, $course_info['id_session'], $session, 'active' => $active, 'session_category_id' => $session_category_id);
- } else {
- $output = array ($course_info['user_course_cat'], $html);
- }
- return $output;
- }
-
- public static function copy_course($source_course_code, $source_session_id, $destination_course_code, $destination_session_id, $params = array()) {
- require_once api_get_path(SYS_CODE_PATH).'coursecopy/classes/CourseBuilder.class.php';
- require_once api_get_path(SYS_CODE_PATH).'coursecopy/classes/CourseRestorer.class.php';
- require_once api_get_path(SYS_CODE_PATH).'coursecopy/classes/CourseSelectForm.class.php';
- $course_info = api_get_course_info($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, $destination_session_id, true, true);
- return true;
- }
- return false;
- }
-
- public static function copy_course_simple($new_title, $source_course_code, $source_session_id = 0, $destination_session_id = 0, $params = array()) {
- $source_course_info = api_get_course_info($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 $new_course_info;
- }
- }
- }
- }
- return false;
- }
-
- public static function generate_nice_next_course_code($wanted_code) {
- require_once api_get_path(LIBRARY_PATH).'add_course.lib.inc.php';
- $course_code_ok = !self::course_code_exists($wanted_code);
- if (!$course_code_ok) {
- $wanted_code = generate_course_code($wanted_code);
- $table = Database::get_main_table(TABLE_MAIN_COURSE);
- $wanted_code = Database::escape_string($wanted_code);
- $sql = "SELECT count(*) 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 $wanted_code;
- }
-
- public static function is_user_accepted_legal($user_id, $course_code, $session_id = null) {
- $user_id = intval($user_id);
- $course_code = Database::escape_string($course_code);
- $session_id = intval($session_id);
- if (empty($session_id)) {
- $table = Database::get_main_table(TABLE_MAIN_COURSE_USER);
- $sql = "SELECT legal_agreement FROM $table
- WHERE user_id = $user_id AND course_code ='$course_code' ";
- $result = Database::query($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 id_user = $user_id AND course_code ='$course_code' AND id_session = $session_id";
- $result = Database::query($sql);
- if (Database::num_rows($result) > 0 ) {
- $result = Database::fetch_array($result);
- if ($result['legal_agreement'] == 1 ) {
- return true;
- }
- }
- return false;
- }
- return false;
- }
-
- function save_user_legal($user_id, $course_code, $session_id = null) {
- $user_id = intval($user_id);
- $course_code = Database::escape_string($course_code);
- $session_id = intval($session_id);
- if (empty($session_id)) {
- $table = Database::get_main_table(TABLE_MAIN_COURSE_USER);
- $sql = "UPDATE $table SET legal_agreement = '1'
- WHERE user_id = $user_id AND course_code ='$course_code' ";
- $result = Database::query($sql);
- } else {
- $table = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $sql = "UPDATE $table SET legal_agreement = '1'
- WHERE id_user = $user_id AND course_code = '$course_code' AND id_session = $session_id";
- $result = Database::query($sql);
- }
- }
- public static function get_user_course_vote($user_id, $course_id, $session_id = null, $url_id = null) {
- $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 = array(
- 'user_id' => $user_id,
- 'c_id' => $course_id,
- 'session_id' => $session_id,
- 'url_id' => $url_id
- );
- $result = Database::select('vote', $table_user_course_vote, array('where' => array('user_id = ? AND c_id = ? AND session_id = ? AND url_id = ?' => $params)), 'first');
- if (!empty($result)) {
- return $result['vote'];
- }
- return false;
- }
-
- public static function get_course_ranking($course_id, $session_id = null, $url_id = null) {
- $table_course_ranking = Database::get_main_table(TABLE_STATISTIC_TRACK_COURSE_RANKING);
- $session_id = !isset($session_id) ? api_get_session_id() : intval($session_id);
- $url_id = empty($url_id) ? api_get_current_access_url_id() : intval($url_id);
- $now = api_get_utc_datetime();
- $params = array(
- '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,
- array('where' => array('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 $result;
- }
-
- public static function update_course_ranking($course_id = null, $session_id = null, $url_id = null, $points_to_add = null, $add_access = true, $add_user = true) {
-
- $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);
- $session_id = !isset($session_id) ? api_get_session_id() : intval($session_id);
- $url_id = empty($url_id) ? api_get_current_access_url_id() : intval($url_id);
- $params = array(
- 'c_id' => $course_id,
- 'session_id' => $session_id,
- 'url_id' => $url_id,
- 'creation_date' => $now,
- );
- $result = Database::select('id, accesses, total_score, users', $table_course_ranking, array('where' => array('c_id = ? AND session_id = ? AND url_id = ?' => $params)), 'first');
-
- if (empty($result)) {
- if ($add_access) {
- $params['accesses'] = 1;
- }
-
- if (isset($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 {
- $my_params = array();
- if ($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, array('c_id = ? AND session_id = ? AND url_id = ?' => $params));
- }
- }
- return $result;
- }
-
- public static function add_course_vote($user_id, $vote, $course_id, $session_id = null, $url_id = null) {
- $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, array(1,2,3,4,5))) {
- return false;
- }
- $session_id = !isset($session_id) ? api_get_session_id() : intval($session_id);
- $url_id = empty($url_id) ? api_get_current_access_url_id() : intval($url_id);
- $vote = intval($vote);
- $params = array(
- 'user_id' => intval($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, array('where' => array('user_id = ? AND c_id = ? AND session_id = ? AND url_id = ?' => $params)), 'first');
- if (empty($result)) {
- $result = Database::insert($table_user_course_vote, $params);
- $points_to_add = $vote;
- $add_user = true;
- $action_done = 'added';
- } else {
- $my_params = array('vote' => $vote);
- $points_to_add = $vote - $result['vote'];
- $add_user = false;
- $result = Database::update($table_user_course_vote, $my_params, array('user_id = ? AND c_id = ? AND session_id = ? AND url_id = ?' => $params));
- $action_done = 'updated';
- }
-
- if (!empty($points_to_add)) {
- self::update_course_ranking($course_id, $session_id, $url_id, $points_to_add, false, $add_user);
- }
- return $action_done;
- }
-
- public function remove_course_ranking($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 = array(
- 'c_id' => $course_id,
- 'session_id' => $session_id,
- 'url_id' => $url_id,
- );
- Database::delete($table_course_ranking, array('c_id = ? AND session_id = ? AND url_id = ?' => $params));
- Database::delete($table_user_course_vote, array('c_id = ? AND session_id = ? AND url_id = ?' => $params));
- }
- }
-
- public static function return_hot_courses($days = 30, $limit = 5) {
- global $_configuration;
- $limit = intval($limit);
-
- $my_course_list = CourseManager::get_courses_list_by_user_id(api_get_user_id());
- $my_course_code_list = array();
- foreach ($my_course_list as $course) {
- $my_course_code_list[$course['real_id']] = $course['real_id'];
- }
- if (api_is_drh()) {
- $courses = CourseManager::get_courses_followed_by_drh(api_get_user_id());
- foreach ($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);
-
-
-
-
- $now = api_get_utc_datetime(time());
- $sql = "SELECT COUNT(course_access_id) course_count, a.course_code, visibility ".
- "FROM $table_course c INNER JOIN $table_course_access a ".
- " ON (c.code = a.course_code) INNER JOIN $table_course_url u ON u.course_code = a.course_code ".
- " WHERE u.access_url_id = ".$_configuration['access_url']." 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 course_code".
- " ORDER BY course_count DESC".
- " LIMIT $limit";
- $result = Database::query($sql);
- $courses = array();
- if (Database::num_rows($result)) {
- $courses = Database::store_result($result, 'ASSOC');
- $courses = self::process_hot_course_item($courses, $my_course_code_list);
- }
- return $courses;
- }
- public static function process_hot_course_item($courses, $my_course_code_list = array()) {
- $ajax_url = api_get_path(WEB_AJAX_PATH).'course.ajax.php?a=add_course_vote';
- $stok = Security::get_existing_token();
- foreach ($courses as &$my_course) {
- $course_info = api_get_course_info($my_course['course_code']);
- $courseCode = $my_course['course_code'];
- $categoryCode = $my_course['categoryCode'];
- $my_course['extra_info'] = $course_info;
- $my_course['extra_info']['go_to_course_button'] = '';
- $my_course['extra_info']['register_button'] = '';
- $access_link = self::get_access_link_by_user(api_get_user_id(), $course_info, $my_course_code_list);
-
- if ($access_link && in_array('register', $access_link)) {
- $my_course['extra_info']['register_button'] = Display::url(get_lang('Subscribe'), api_get_path(WEB_COURSE_PATH).$course_info['path'].'/index.php?action=subscribe&sec_token='.$stok, array('class' => 'btn btn-primary'));
- }
- if ($access_link && in_array('enter', $access_link)) {
- $my_course['extra_info']['go_to_course_button'] = Display::url(get_lang('GoToCourse'), api_get_path(WEB_COURSE_PATH).$course_info['path'].'/index.php', array('class' => 'btn btn-primary'));
- }
- if ($access_link && in_array('unsubscribe', $access_link)) {
- $my_course['extra_info']['unsubscribe_button'] = Display::url(get_lang('Unsubscribe'), api_get_path(WEB_CODE_PATH).'auth/courses.php?action=unsubscribe&unsubscribe='.$courseCode.'&sec_token='.$stok.'&category_code='.$categoryCode, array('class' => 'btn btn-primary'));
- }
-
- $my_course['extra_info']['description_button'] = '';
- if ($course_info['visibility'] == COURSE_VISIBILITY_OPEN_WORLD || in_array($course_info['real_id'], $my_course_code_list) ) {
- $my_course['extra_info']['description_button'] = Display::url(get_lang('Description'), api_get_path(WEB_AJAX_PATH).'course_home.ajax.php?a=show_course_information&code='.$course_info['code'], array('class' => 'ajax btn'));
- }
- $my_course['extra_info']['teachers'] = CourseManager::get_teacher_list_from_course_code_to_string($course_info['code']);
- $point_info = self::get_course_ranking($course_info['real_id'], 0);
- $my_course['extra_info']['rating_html'] = Display::return_rating_system('star_'.$course_info['real_id'], $ajax_url.'&course_id='.$course_info['real_id'], $point_info);
- }
- return $courses;
- }
- public static function return_most_accessed_courses($limit = 5) {
- $table_course_ranking = 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_course_ranking, array('where' => array('url_id = ?' => $params), 'order' => 'accesses DESC', 'limit' => $limit), 'all', true);
- return $result;
- }
-
- static function list_inactive_courses($ceiling, $visibility_level = COURSE_VISIBILITY_REGISTERED) {
- $ceiling = is_numeric($ceiling) ? (int) $ceiling : strtotime($ceiling);
- $ceiling = date('Y-m-d H:i:s', $ceiling);
- $visibility_level = $visibility_level ? $visibility_level : '0';
- $table_course = Database::get_main_table(TABLE_MAIN_COURSE);
- $table_category = Database::get_main_table(TABLE_MAIN_CATEGORY);
- $sql = "SELECT
- c.*,
- cat.name AS category
- FROM
- $table_course AS c
- LEFT JOIN
- $table_category AS cat
- ON
- c.category_code = cat.code
- WHERE
- c.visibility >= $visibility_level AND
- c.last_visit<='$ceiling'
- ";
- return ResultSet::create($sql);
- }
-
- public static function count_courses($access_url_id = 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 $table_course c";
- if (!empty($access_url_id) && $access_url_id == intval($access_url_id)) {
- $sql .= ", $table_course_rel_access_url u WHERE c.code = u.course_code AND u.access_url_id = $access_url_id";
- }
- $res = Database::query($sql);
- $row = Database::fetch_row($res);
- return $row[0];
- }
-
- static function get_access_link_by_user($uid, $course, $user_courses = array())
- {
- if (empty($uid) or empty($course)) {
- return false;
- }
- if (empty($user_courses)) {
-
- $user_courses = CourseManager::get_courses_list_by_user_id($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 array();
- }
- $is_admin = api_is_platform_admin_by_id($uid);
- $options = array();
-
- if (!api_is_anonymous($uid) &&
- (
- ($course['visibility'] == COURSE_VISIBILITY_OPEN_WORLD || $course['visibility'] == COURSE_VISIBILITY_OPEN_PLATFORM)
-
- ) &&
- $course['subscribe'] == SUBSCRIBE_ALLOWED &&
- (!in_array($course['real_id'], $user_courses) || empty($user_courses))
- ) {
- $options[]= 'register';
- }
-
- if ($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'] != 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;
- }
-
- public static function updateTeachers(
- $course_code,
- $teachers,
- $deleteTeachersNotInList = true,
- $editTeacherInSessions = false,
- $deleteSessionTeacherNotInList = false
- ) {
- if (empty($teachers)) {
- return false;
- }
- if (!is_array($teachers)) {
- $teachers = array($teachers);
- }
- $course_user_table = Database::get_main_table(TABLE_MAIN_COURSE_USER);
- $alreadyAddedTeachers = CourseManager::get_teacher_list_from_course_code($course_code);
- if ($deleteTeachersNotInList) {
-
- $cond = null;
- if (count($teachers)>0) {
- foreach($teachers as $key) {
- $cond.= " AND user_id <> '".$key."'";
- }
- }
- $sql = 'DELETE FROM '.$course_user_table.' WHERE course_code="'.Database::escape_string($course_code).'" AND status="1"'.$cond;
- Database::query($sql);
- }
- if (count($teachers) > 0) {
- foreach ($teachers as $userId) {
-
- $sql = 'SELECT 1 FROM '.$course_user_table.' WHERE user_id = "'.$userId.'" AND course_code = "'.$course_code.'" ';
- $result = Database::query($sql);
- if (Database::num_rows($result)) {
- $sql = 'UPDATE '.$course_user_table.' SET status = "1" WHERE course_code = "'.$course_code.'" AND user_id = "'.$userId.'" ';
- } else {
- $sql = "INSERT INTO ".$course_user_table . " SET
- course_code = '".Database::escape_string($course_code). "',
- user_id = '".$userId."',
- status = '1',
- role = '',
- tutor_id = '0',
- sort = '0',
- user_course_cat='0'";
- }
- Database::query($sql);
- }
- }
- if ($editTeacherInSessions) {
- $sessions = SessionManager::get_session_by_course($course_code);
- if (!empty($sessions)) {
- foreach ($sessions as $session) {
-
- if ($deleteSessionTeacherNotInList) {
- foreach ($teachers as $userId) {
- SessionManager::set_coach_to_course_session($userId, $session['id'], $course_code);
- }
- $teachersToDelete = array();
- if (!empty($alreadyAddedTeachers)) {
- $teachersToDelete = array_diff(array_keys($alreadyAddedTeachers), $teachers);
- }
- if (!empty($teachersToDelete)) {
- foreach ($teachersToDelete as $userId) {
- SessionManager::set_coach_to_course_session($userId, $session['id'], $course_code, true);
- }
- }
- } else {
-
- foreach ($teachers as $userId) {
- SessionManager::set_coach_to_course_session($userId, $session['id'], $course_code);
- }
- }
- }
- }
- }
- }
-
- public static function getCourseSettingVariables()
- {
- return array(
-
- 'allow_learning_path_theme',
-
- 'allow_open_chat_window',
- 'allow_public_certificates',
-
- 'allow_user_edit_agenda',
-
- 'allow_user_edit_announcement',
-
- 'allow_user_image_forum',
-
- 'allow_user_view_user_list',
-
- 'course_theme',
-
- 'display_info_advance_inside_homecourse',
- 'documents_default_visibility',
-
- 'email_alert_manager_on_new_doc',
-
- 'email_alert_manager_on_new_quiz',
-
- 'email_alert_on_new_doc_dropbox',
- 'email_alert_students_on_new_homework',
-
- 'email_alert_to_teacher_on_new_user_in_course',
- 'enable_lp_auto_launch',
- 'pdf_export_watermark_text',
- 'show_system_folders'
- );
- }
-
- public static function saveCourseConfigurationSetting($variable, $value, $courseId)
- {
- $settingList = self::getCourseSettingVariables();
- if (!in_array($variable, $settingList)) {
- return false;
- }
- $courseSettingTable = Database::get_course_table(TABLE_COURSE_SETTING);
- if (self::hasCourseSetting($variable, $courseId)) {
-
- Database::update(
- $courseSettingTable,
- array('value' => $value),
- array('variable = ? AND c_id = ?' => array($variable, $courseId))
- );
- } else {
-
- Database::insert(
- $courseSettingTable,
- array('value' => $value, 'c_id' => $courseId, 'variable' => $variable)
- );
- }
- return true;
- }
-
- public static function hasCourseSetting($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;
- }
- }
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