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- <?php
- /* For licensing terms, see /license.txt */
- /**
- * This is the session library for Chamilo.
- * All main sessions functions should be placed here.
- * This class provides methods for sessions management.
- * Include/require it in your code to use its features.
- * @package chamilo.library
- */
- /**
- * The SessionManager class manages all the Chamilo sessions (as in course
- * groups).
- * @package chamilo.library.session
- */
- class SessionManager {
- //See BT#4871
- CONST SESSION_CHANGE_USER_REASON_SCHEDULE = 1;
- CONST SESSION_CHANGE_USER_REASON_CLASSROOM = 2;
- CONST SESSION_CHANGE_USER_REASON_LOCATION = 3;
- CONST SESSION_CHANGE_USER_REASON_ENROLLMENT_ANNULATION = 4;
- CONST DEFAULT_VISIBILITY = 4; //SESSION_AVAILABLE
- /**
- * Fetches a session from the database
- * @param int Session ID
- * @return array Session details
- * @assert (-1) === array()
- */
- public static function fetch($id) {
- $t = Database::get_main_table(TABLE_MAIN_SESSION);
- if ($id != strval(intval($id))) { return array(); }
- $s = "SELECT * FROM $t WHERE id = $id";
- $r = Database::query($s);
- if (Database::num_rows($r) != 1) { return array(); }
- return Database::fetch_array($r,'ASSOC');
- }
- /**
- * Creates a session
- * @param array Fields to use in the creation of the session
- * @param boolean Whether to allow for same-name sessions or not.
- * @assert (array()) === false
- */
- public static function add($params, $allow_homonyms=false) {
- global $_configuration;
- //just in case
- if (isset($params['id'])) {
- unset($params['id']);
- }
- //Check portal limits
- $access_url_id = 1;
- if (api_is_multiple_url_enabled()) {
- $access_url_id = api_get_current_access_url_id();
- }
- if (is_array($_configuration[$access_url_id]) && isset($_configuration[$access_url_id]['hosting_limit_sessions']) && $_configuration[$access_url_id]['hosting_limit_sessions'] > 0) {
- $num = self::count_sessions();
- if ($num >= $_configuration[$access_url_id]['hosting_limit_sessions']) {
- return get_lang('PortalSessionsLimitReached');
- }
- }
- if (!$allow_homonyms) {
- $my_session_result = SessionManager::get_session_by_name($params['name']);
- $session_id = null;
- if ($my_session_result == false) {
- $session_model = new SessionModel();
- $session_id = $session_model->save($params);
- } else {
- error_log('Session already exists with name: '.$params['name']." session_id: ".$my_session_result['id']);
- }
- } else {
- //with the allow_homonyms option, two sessions can share names
- $session_model = new SessionModel();
- $session_id = $session_model->save($params);
- }
- if (!empty($session_id)) {
- /*
- Sends a message to the user_id = 1
- $user_info = api_get_user_info(1);
- $complete_name = $user_info['firstname'].' '.$user_info['lastname'];
- $subject = api_get_setting('siteName').' - '.get_lang('ANewSessionWasCreated');
- $message = get_lang('ANewSessionWasCreated')." <br /> ".get_lang('NameOfTheSession').' : '.$name;
- api_mail_html($complete_name, $user_info['email'], $subject, $message);
- *
- */
- //Saving extra fields
- $session_field_value = new SessionFieldValue();
- $params['session_id'] = $session_id;
- $session_field_value->save_field_values($params);
- //Adding to the correct URL
- $access_url_id = api_get_current_access_url_id();
- UrlManager::add_session_to_url($session_id, $access_url_id);
- // Add event to system log
- event_system(LOG_SESSION_CREATE, LOG_SESSION_ID, $session_id, api_get_utc_datetime(), api_get_user_id());
- if (isset($params['course_code'])) {
- self::add_courses_to_session($session_id, array($params['course_code']));
- //Update default course gradebook to the session if exists
- $create_gradebook_evaluation = isset($params['create_gradebook_evaluation']) ? $params['create_gradebook_evaluation'] : false;
- if ($create_gradebook_evaluation) {
- require_once api_get_path(SYS_CODE_PATH).'gradebook/lib/gradebook_functions.inc.php';
- $category_id = create_default_course_gradebook($params['course_code'], false, $session_id);
- /*
- if ($category_id && isset($params['gradebook_params'])) {
- $eval = new Evaluation();
- $eval->set_name($params['gradebook_params']['name']);
- $eval->set_user_id($params['gradebook_params']['user_id']);
- $eval->set_course_code($params['course_code']);
- $eval->set_category_id($category_id);
- $eval->set_weight($params['gradebook_params']['weight']);
- $eval->set_max($params['gradebook_params']['max']);
- $eval->set_visible(0);
- $eval->add();
- }*/
- /*$tbl_gradebook_category = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_EVALUATION);
- $sql = "SELECT id FROM $tbl_gradebook_category WHERE course_code = {$params['course_code']} AND session_id = 0 LIMIT 1";
- $result = Database::query($sql);
- if (Database::num_rows($result)) {
- $gradebook_data = Database::fetch_array($result, 'ASSOC');
- if (!empty($gradebook_data)) {
- $sql = "UPDATE SET session_id = $session_id WHERE id = {$gradebook_data['id']}";
- Database::query($sql);
- }
- }*/
- }
- }
- } else {
- if (isset($params['return_item_if_already_exists']) && $params['return_item_if_already_exists']) {
- $my_session_result = SessionManager::get_session_by_name($params['name']);
- $session_id = $my_session_result['id'];
- }
- }
- return $session_id;
- }
- /**
- * Updates a session with the given array of field values
- * @param array An array of fields values
- * @return void
- * @assert (null) === false
- */
- public static function update($params) {
- if (empty($params) || count($params)<1) {
- return false;
- }
- $session_model = new SessionModel();
- $session_model->update($params);
- if (!empty($params['id'])) {
- $session_field_value = new SessionFieldValue();
- $params['session_id'] = $params['id'];
- unset($params['id']);
- $session_field_value->save_field_values($params);
- }
- }
- /**
- * Checks whether a session already exists with the given name (used in
- * add() to avoid homonym sessions)
- * @param string A session name
- * @assert ('') === false
- */
- function session_name_exists($session_name) {
- $session_name = Database::escape_string($session_name);
- $result = Database::fetch_array(Database::query("SELECT COUNT(*) as count FROM ".Database::get_main_table(TABLE_MAIN_SESSION)." WHERE name = '$session_name' "));
- return $result['count'] > 0;
- }
- /**
- * Gets the admin session list callback of the session/session_list.php page
- * @param array order and limit keys
- * @param boolean Whether to get all the results or only the count
- * @return mixed Integer for number of rows, or array of results
- * @assert (array(),true) !== false
- */
- public static function get_sessions_admin($options = array(), $get_count = false) {
- $tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
- $tbl_session_field_values = Database::get_main_table(TABLE_MAIN_SESSION_FIELD_VALUES);
- $tbl_session_field_options = Database::get_main_table(TABLE_MAIN_SESSION_FIELD_OPTIONS);
- $where = 'WHERE 1 = 1 ';
- $user_id = api_get_user_id();
- if (api_is_session_admin() && api_get_setting('allow_session_admins_to_manage_all_sessions') == 'false') {
- $where .=" AND s.session_admin_id = $user_id ";
- }
- if (!api_is_platform_admin() && api_is_teacher() && api_get_setting('allow_teachers_to_create_sessions') == 'true') {
- $where .=" AND s.id_coach = $user_id ";
- }
- $inject_extra_fields = null;
- $extra_fields = array();
- $extra_fields_info = array();
- //for now only sessions
- $extra_field = new ExtraField('session');
- $double_fields = array();
- $extra_field_option = new ExtraFieldOption('session');
- $extra_present = false;
- if (isset($options['extra'])) {
- $extra_fields = $options['extra'];
- if (!empty($extra_fields)) {
- $extra_present = true;
- $counter = 1;
- foreach ($extra_fields as &$extra) {
- $extra_field_obj= new ExtraField('session');
- $extra_field_info = $extra_field_obj->get($extra['id']);
- $extra['extra_field_info'] = $extra_field_info;
- if (in_array($extra_field_info['field_type'], array(
- ExtraField::FIELD_TYPE_SELECT,
- ExtraField::FIELD_TYPE_SELECT,
- ExtraField::FIELD_TYPE_DOUBLE_SELECT
- ))
- ) {
- $inject_extra_fields .= " fvo$counter.option_display_text as {$extra['field']}, ";
- } else {
- $inject_extra_fields .= " fv$counter.field_value as {$extra['field']}, ";
- }
- if (isset($extra_fields_info[$extra['id']])) {
- $info = $extra_fields_info[$extra['id']];
- } else {
- $info = $extra_field->get($extra['id']);
- $extra_fields_info[$extra['id']] = $info;
- }
- if ($info['field_type'] == ExtraField::FIELD_TYPE_DOUBLE_SELECT) {
- $double_fields[$info['id']] = $info;
- }
- $counter++;
- }
- }
- }
- $options_by_double = array();
- foreach ($double_fields as $double) {
- $my_options = $extra_field_option->get_field_options_by_field($double['id'], true);
- $options_by_double['extra_'.$double['field_variable']] = $my_options;
- }
- if ($get_count == true) {
- $select = " SELECT count(*) as total_rows";
- } else {
- $select =
- "SELECT DISTINCT ".
- " s.name, ".
- " s.display_start_date, ".
- " s.display_end_date, ".
- " access_start_date, ".
- " access_end_date, ".
- " s.visibility, ".
- " $inject_extra_fields ".
- " s.id ";
- }
- //filter can be all/any = and/or
- $inject_joins = null;
- $inject_where = null;
- $field_value_to_join = array();
- if (!empty($options['where'])) {
- if (!empty($options['extra'])) {
- //Removing double 1=1
- $options['where'] = str_replace(' 1 = 1 AND', '', $options['where']);
- //Always OR
- $counter = 1;
- foreach ($extra_fields as $extra_info) {
- $extra_field_info = $extra_info['extra_field_info'];
- $inject_joins .= " INNER JOIN $tbl_session_field_values fv$counter ON (s.id = fv$counter.session_id) ";
- //Add options
- if (in_array($extra_field_info['field_type'], array(
- ExtraField::FIELD_TYPE_SELECT,
- ExtraField::FIELD_TYPE_SELECT,
- ExtraField::FIELD_TYPE_DOUBLE_SELECT
- ))
- ) {
- $options['where'] = str_replace($extra_info['field'], 'fv'.$counter.'.field_id = '.$extra_info['id'].' AND fvo'.$counter.'.option_value', $options['where']);
- $inject_joins .= " INNER JOIN $tbl_session_field_options fvo$counter ".
- " ON (fv$counter.field_id = fvo$counter.field_id AND fv$counter.field_value = fvo$counter.option_value) ";
- } else {
- //text, textarea, etc
- $options['where'] = str_replace($extra_info['field'], 'fv'.$counter.'.field_id = '.$extra_info['id'].' AND fv'.$counter.'.field_value', $options['where']);
- }
- $field_value_to_join[] = " fv$counter.session_id ";
- $counter++;
- }
- if (!empty($field_value_to_join)) {
- //$inject_where .= " AND s.id = ".implode(' = ', $field_value_to_join);
- }
- }
- $where .= ' AND '.$options['where'];
- }
- $query = "$select FROM $tbl_session s $inject_joins $where $inject_where";
- if (api_is_multiple_url_enabled()) {
- $table_access_url_rel_session= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
- $access_url_id = api_get_current_access_url_id();
- //" LEFT JOIN $tbl_session_rel_course src ON (src.id_session = s.id) ".
- if ($access_url_id != -1) {
- $where.= " AND ar.access_url_id = $access_url_id ";
- $query = "$select FROM $tbl_session s $inject_joins INNER JOIN $table_access_url_rel_session ar ON (ar.session_id = s.id) $where";
- }
- }
- if (!empty($options['order'])) {
- $query .= " ORDER BY ".$options['order'];
- }
- if (!empty($options['limit'])) {
- $query .= " LIMIT ".$options['limit'];
- }
- if ($get_count == false) {
- //echo $query;exit;
- }
- $result = Database::query($query);
- $formatted_sessions = array();
- if (Database::num_rows($result)) {
- $sessions = Database::store_result($result, 'ASSOC');
- if ($get_count) {
- return $sessions[0]['total_rows'];
- }
- foreach ($sessions as $session) {
- $session_id = $session['id'];
- $session['name'] = Display::url($session['name'], "resume_session.php?id_session=".$session['id']);
- if (isset($session['session_active']) && $session['session_active'] == 1) {
- $session['session_active'] = Display::return_icon('accept.png', get_lang('Active'), array(), ICON_SIZE_SMALL);
- } else {
- $session['session_active'] = Display::return_icon('error.png', get_lang('Inactive'), array(), ICON_SIZE_SMALL);
- }
- $session = self::convert_dates_to_local($session);
- switch ($session['visibility']) {
- case SESSION_VISIBLE_READ_ONLY: //1
- $session['visibility'] = get_lang('ReadOnly');
- break;
- case SESSION_VISIBLE: //2
- case SESSION_AVAILABLE: //4
- $session['visibility'] = get_lang('Visible');
- break;
- case SESSION_INVISIBLE: //3
- $session['visibility'] = api_ucfirst(get_lang('Invisible'));
- break;
- }
- //Cleaning double selects
- foreach ($session as $key => &$value) {
- if (isset($options_by_double[$key]) || isset($options_by_double[$key.'_second'])) {
- $options = explode('::', $value);
- }
- $original_key = $key;
- if (strpos($key, '_second') === false) {
- } else {
- $key = str_replace('_second', '', $key);
- }
- if (isset($options_by_double[$key])) {
- if (isset($options[0])) {
- if (isset($options_by_double[$key][$options[0]])) {
- if (strpos($original_key, '_second') === false) {
- $value = $options_by_double[$key][$options[0]]['option_display_text'];
- } else {
- $value = $options_by_double[$key][$options[1]]['option_display_text'];
- }
- }
- }
- }
- }
- $formatted_sessions[$session_id] = $session;
- }
- }
- return $formatted_sessions;
- }
- /**
- * Gets the number of rows in the session table filtered through the given
- * array of parameters
- * @param array Array of options/filters/keys
- * @return integer The number of rows, or false on wrong param
- * @assert ('a') === false
- */
- static function get_count_admin_complete($options = array()) {
- if (!is_array($options)) {
- return false;
- }
- $tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
- $tbl_session_category = Database::get_main_table(TABLE_MAIN_SESSION_CATEGORY);
- $tbl_user = Database::get_main_table(TABLE_MAIN_USER);
- $where = 'WHERE 1 = 1 ';
- $user_id = api_get_user_id();
- if (api_is_session_admin() && api_get_setting('allow_session_admins_to_see_all_sessions') == 'false') {
- $where.=" WHERE s.session_admin_id = $user_id ";
- }
- if (!empty($options['where'])) {
- if (!empty($options['extra'])) {
- $options['where'] = str_replace(' 1 = 1 AND', '', $options['where']);
- $options['where'] = str_replace('AND', 'OR', $options['where']);
- foreach ($options['extra'] as $extra) {
- $options['where'] = str_replace($extra['field'], 'fv.field_id = '.$extra['id'].' AND fvo.option_value', $options['where']);
- }
- }
- $where .= ' AND '.$options['where'];
- }
- $query_rows = "SELECT count(*) as total_rows
- FROM $tbl_session s
- LEFT JOIN $tbl_session_category sc ON s.session_category_id = sc.id
- INNER JOIN $tbl_user u ON s.id_coach = u.user_id $where ";
- if (api_is_multiple_url_enabled()) {
- $table_access_url_rel_session= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
- $access_url_id = api_get_current_access_url_id();
- if ($access_url_id != -1) {
- $where.= " AND ar.access_url_id = $access_url_id ";
- $query_rows = "SELECT count(*) as total_rows
- FROM $tbl_session s
- LEFT JOIN $tbl_session_category sc ON s.session_category_id = sc.id
- INNER JOIN $tbl_user u ON s.id_coach = u.user_id
- INNER JOIN $table_access_url_rel_session ar ON ar.session_id = s.id $where ";
- }
- }
- $result_rows = Database::query($query_rows);
- $recorset = Database::fetch_array($result_rows);
- $num = $recorset['total_rows'];
- return $num;
- }
- /**
- * Gets the admin session list callback of the session/session_list.php
- * page with all user/details in the right fomat
- * @param array order and limit keys
- * @result array Array of rows results
- * @asset ('a') === false
- */
- public static function get_sessions_admin_complete($options = array()) {
- if (!is_array($options)) {
- return false;
- }
- $tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
- $tbl_session_category = Database::get_main_table(TABLE_MAIN_SESSION_CATEGORY);
- $tbl_user = Database::get_main_table(TABLE_MAIN_USER);
- $tbl_session_rel_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
- $tbl_course = Database::get_main_table(TABLE_MAIN_COURSE);
- $tbl_session_field_values = Database::get_main_table(TABLE_MAIN_SESSION_FIELD_VALUES);
- $tbl_session_field_options = Database::get_main_table(TABLE_MAIN_SESSION_FIELD_OPTIONS);
- $where = 'WHERE 1 = 1 ';
- $user_id = api_get_user_id();
- if (api_is_session_admin() && api_get_setting('allow_session_admins_to_manage_all_sessions') == 'false') {
- $where.=" AND s.session_admin_id = $user_id ";
- }
- $coach_name = " CONCAT (u.lastname , ' ', u.firstname) as coach_name ";
- if (api_is_western_name_order()) {
- $coach_name = " CONCAT (u.firstname, ' ', u.lastname) as coach_name ";
- }
- $today = api_get_utc_datetime();
- $inject_extra_fields = null;
- $extra_fields = array();
- $extra_fields_info = array();
- //for now only sessions
- $extra_field = new ExtraField('session');
- $double_fields = array();
- $extra_field_option = new ExtraFieldOption('session');
- if (isset($options['extra'])) {
- $extra_fields = $options['extra'];
- if (!empty($extra_fields)) {
- foreach ($extra_fields as $extra) {
- $inject_extra_fields .= " IF (fv.field_id = {$extra['id']}, fvo.option_display_text, NULL ) as {$extra['field']} , ";
- if (isset($extra_fields_info[$extra['id']])) {
- $info = $extra_fields_info[$extra['id']];
- } else {
- $info = $extra_field->get($extra['id']);
- $extra_fields_info[$extra['id']] = $info;
- }
- if ($info['field_type'] == ExtraField::FIELD_TYPE_DOUBLE_SELECT) {
- $double_fields[$info['id']] = $info;
- }
- }
- }
- }
- $options_by_double = array();
- foreach ($double_fields as $double) {
- $my_options = $extra_field_option->get_field_options_by_field($double['id'], true);
- $options_by_double['extra_'.$double['field_variable']] = $my_options;
- }
- //sc.name as category_name,
- $select = "
- SELECT * FROM (
- SELECT DISTINCT
- IF (
- (s.access_start_date <= '$today' AND '$today' < s.access_end_date) OR
- (s.access_start_date = '0000-00-00 00:00:00' AND s.access_end_date = '0000-00-00 00:00:00' ) OR
- (s.access_start_date <= '$today' AND '0000-00-00 00:00:00' = s.access_end_date) OR
- ('$today' < s.access_end_date AND '0000-00-00 00:00:00' = s.access_start_date)
- , 1, 0) as session_active,
- s.name,
- s.nbr_courses,
- s.nbr_users,
- s.display_start_date,
- s.display_end_date,
- $coach_name,
- access_start_date,
- access_end_date,
- s.visibility,
- u.user_id,
- $inject_extra_fields
- c.title as course_title,
- s.id ";
- if (!empty($options['where'])) {
- if (!empty($options['extra'])) {
- $options['where'] = str_replace(' 1 = 1 AND', '', $options['where']);
- $options['where'] = str_replace('AND', 'OR', $options['where']);
- foreach ($options['extra'] as $extra) {
- $options['where'] = str_replace($extra['field'], 'fv.field_id = '.$extra['id'].' AND fvo.option_value', $options['where']);
- }
- }
- $options['where'] = str_replace('course_title', 'c.title', $options['where']);
- $where .= ' AND '.$options['where'];
- }
- if (!empty($options['limit'])) {
- $where .= " LIMIT ".$options['limit'];
- }
- $query = "$select FROM $tbl_session s
- LEFT JOIN $tbl_session_field_values fv ON (fv.session_id = s.id)
- INNER JOIN $tbl_session_field_options fvo ON (fv.field_id = fvo.field_id)
- LEFT JOIN $tbl_session_rel_course src ON (src.id_session = s.id)
- LEFT JOIN $tbl_course c ON (src.course_code = c.code)
- LEFT JOIN $tbl_session_category sc ON (s.session_category_id = sc.id)
- INNER JOIN $tbl_user u ON (s.id_coach = u.user_id) ".
- $where;
- if (api_is_multiple_url_enabled()) {
- $table_access_url_rel_session= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
- $access_url_id = api_get_current_access_url_id();
- if ($access_url_id != -1) {
- $where.= " AND ar.access_url_id = $access_url_id ";
- $query = "$select
- FROM $tbl_session s
- LEFT JOIN $tbl_session_field_values fv ON (fv.session_id = s.id)
- LEFT JOIN $tbl_session_rel_course src ON (src.id_session = s.id)
- LEFT JOIN $tbl_course c ON (src.course_code = c.code)
- LEFT JOIN $tbl_session_category sc ON (s.session_category_id = sc.id)
- INNER JOIN $tbl_user u ON (s.id_coach = u.user_id)
- INNER JOIN $table_access_url_rel_session ar ON (ar.session_id = s.id)
- $where";
- }
- }
- $query .= ") AS session_table";
- if (!empty($options['order'])) {
- $query .= " ORDER BY ".$options['order'];
- }
- //error_log($query);
- // echo $query;
- $result = Database::query($query);
- $formatted_sessions = array();
- if (Database::num_rows($result)) {
- $sessions = Database::store_result($result, 'ASSOC');
- foreach ($sessions as $session) {
- $session_id = $session['id'];
- $session['name'] = Display::url($session['name'], "resume_session.php?id_session=".$session['id']);
- $session['coach_name'] = Display::url($session['coach_name'], "user_information.php?user_id=".$session['user_id']);
- if ($session['session_active'] == 1) {
- $session['session_active'] = Display::return_icon('accept.png', get_lang('Active'), array(), ICON_SIZE_SMALL);
- } else {
- $session['session_active'] = Display::return_icon('error.png', get_lang('Inactive'), array(), ICON_SIZE_SMALL);
- }
- $session = self::convert_dates_to_local($session);
- switch ($session['visibility']) {
- case SESSION_VISIBLE_READ_ONLY: //1
- $session['visibility'] = get_lang('ReadOnly');
- break;
- case SESSION_VISIBLE: //2
- case SESSION_AVAILABLE: //4
- $session['visibility'] = get_lang('Visible');
- break;
- case SESSION_INVISIBLE: //3
- $session['visibility'] = api_ucfirst(get_lang('Invisible'));
- break;
- }
- //Cleaning double selects
- foreach ($session as $key => &$value) {
- if (isset($options_by_double[$key]) || isset($options_by_double[$key.'_second'])) {
- $options = explode('::', $value);
- }
- $original_key = $key;
- if (strpos($key, '_second') === false) {
- } else {
- $key = str_replace('_second', '', $key);
- }
- if (isset($options_by_double[$key])) {
- if (isset($options[0])) {
- if (isset($options_by_double[$key][$options[0]])) {
- if (strpos($original_key, '_second') === false) {
- $value = $options_by_double[$key][$options[0]]['option_display_text'];
- } else {
- $value = $options_by_double[$key][$options[1]]['option_display_text'];
- }
- }
- }
- }
- }
- //Magic filter
- if (isset($formatted_sessions[$session_id])) {
- $formatted_sessions[$session_id] = self::compare_arrays_to_merge($formatted_sessions[$session_id], $session);
- } else {
- $formatted_sessions[$session_id] = $session;
- }
- }
- }
- return $formatted_sessions;
- }
- /**
- *
- */
- static function compare_arrays_to_merge($array1, $array2) {
- if (empty($array2)) {
- return $array1;
- }
- foreach ($array1 as $key => $item) {
- if (!isset($array1[$key])) {
- //My string is empty try the other one
- if (isset($array2[$key]) && !empty($array2[$key])) {
- $array1[$key] = $array2[$key];
- }
- }
- }
- return $array1;
- }
- /**
- * Converts all dates sent through the param array (given form) to correct
- * dates with timezones
- * @param array The dates
- * @return array The same array, with times converted
- * @assert ('a') === false
- */
- static function convert_dates_to_local($params) {
- if (!is_array($params)) {
- return false;
- }
- $params['display_start_date'] = api_get_local_time($params['display_start_date'], null, null, true);
- $params['display_end_date'] = api_get_local_time($params['display_end_date'], null, null, true);
- $params['access_start_date'] = api_get_local_time($params['access_start_date'], null, null, true);
- $params['access_end_date'] = api_get_local_time($params['access_end_date'], null, null, true);
- $params['coach_access_start_date'] = isset($params['coach_access_start_date']) ? api_get_local_time($params['coach_access_start_date'], null, null, true) : null;
- $params['coach_access_end_date'] = isset($params['coach_access_end_date']) ? api_get_local_time($params['coach_access_end_date'], null, null, true) : null;
- return $params;
- }
- /**
- * Creates a new course code based in given code
- *
- * @param string wanted code
- * <code>
- * $wanted_code = 'sess' if there are names like sess, sess1, sess2 in the
- * database already, the function will return: sess3
- * if the session name doesn't exist in the DB the same name is returned
- * </code>
- * @return string wanted unused code
- */
- function generate_nice_next_session_name($session_name) {
- $session_name_ok = !self::session_name_exists($session_name);
- if (!$session_name_ok) {
- $table = Database::get_main_table(TABLE_MAIN_SESSION);
- $session_name = Database::escape_string($session_name);
- $sql = "SELECT count(*) as count FROM $table WHERE name LIKE '$session_name%'";
- $result = Database::query($sql);
- if (Database::num_rows($result) > 0 ) {
- $row = Database::fetch_array($result);
- $count = $row['count'] + 1;
- $session_name = $session_name.'_'.$count;
- $result = self::session_name_exists($session_name);
- if (!$result) {
- return $session_name;
- }
- }
- return false;
- }
- return $session_name;
- }
- /**
- * Edit a session
- * @author Carlos Vargas from existing code
- * @param integer id
- * @param string name
- * @param integer year_start
- * @param integer month_start
- * @param integer day_start
- * @param integer year_end
- * @param integer month_end
- * @param integer day_end
- * @param integer nb_days_acess_before
- * @param integer nb_days_acess_after
- * @param integer nolimit
- * @param integer id_coach
- * @param integer id_session_category
- * @return $id;
- * The parameter id is a primary key
- **/
- /*
- public static function edit_session ($id,$name,$year_start,$month_start,$day_start,$year_end,$month_end,$day_end,$nb_days_acess_before,$nb_days_acess_after,$nolimit,$id_coach, $id_session_category, $id_visibility, $start_limit = true, $end_limit = true) {
- global $_user;
- $name=trim(stripslashes($name));
- $year_start=intval($year_start);
- $month_start=intval($month_start);
- $day_start=intval($day_start);
- $year_end=intval($year_end);
- $month_end=intval($month_end);
- $day_end=intval($day_end);
- $id_coach= intval($id_coach);
- $nb_days_acess_before= intval($nb_days_acess_before);
- $nb_days_acess_after = intval($nb_days_acess_after);
- $id_session_category = intval($id_session_category);
- $id_visibility = intval($id_visibility);
- $tbl_user = Database::get_main_table(TABLE_MAIN_USER);
- $tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
- $tbl_session_rel_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
- if (empty($nolimit)) {
- $date_start = "$year_start-".(($month_start < 10)?"0$month_start":$month_start)."-".(($day_start < 10)?"0$day_start":$day_start);
- $date_end = "$year_end-".(($month_end < 10)?"0$month_end":$month_end)."-".(($day_end < 10)?"0$day_end":$day_end);
- } else {
- $date_start = "0000-00-00";
- $date_end = "0000-00-00";
- $id_visibility = 1;//force read only
- }
- if (!empty($no_end_limit)) {
- $date_end = "0000-00-00";
- }
- if (empty($end_limit)) {
- $date_end ="0000-00-00";
- $id_visibility = 1;//force read only
- }
- if (empty($start_limit)) {
- $date_start ="0000-00-00";
- }
- if (empty($name)) {
- $msg=get_lang('SessionNameIsRequired');
- return $msg;
- } elseif (empty($id_coach)) {
- $msg=get_lang('CoachIsRequired');
- return $msg;
- } elseif (!empty($start_limit) && empty($nolimit) && (!$month_start || !$day_start || !$year_start || !checkdate($month_start,$day_start,$year_start))) {
- $msg=get_lang('InvalidStartDate');
- return $msg;
- } elseif (!empty($end_limit) && empty($nolimit) && (!$month_end || !$day_end || !$year_end || !checkdate($month_end,$day_end,$year_end))) {
- $msg=get_lang('InvalidEndDate');
- return $msg;
- } elseif (!empty($start_limit) && !empty($end_limit) && empty($nolimit) && $date_start >= $date_end) {
- $msg=get_lang('StartDateShouldBeBeforeEndDate');
- return $msg;
- } else {
- $rs = Database::query("SELECT id FROM $tbl_session WHERE name='".Database::escape_string($name)."'");
- $exists = false;
- while ($row = Database::fetch_array($rs)) {
- if($row['id']!=$id)
- $exists = true;
- }
- if ($exists) {
- $msg=get_lang('SessionNameAlreadyExists');
- return $msg;
- } else {
- $sql="UPDATE $tbl_session " .
- "SET name='".Database::escape_string($name)."',
- date_start='".$date_start."',
- date_end='".$date_end."',
- id_coach='".$id_coach."',
- nb_days_access_before_beginning = ".$nb_days_acess_before.",
- nb_days_access_after_end = ".$nb_days_acess_after.",
- session_category_id = ".$id_session_category." ,
- visibility= ".$id_visibility."
- WHERE id='$id'";
- Database::query($sql);
- return $id;
- }
- }
- }
- */
- /**
- * Delete session
- * @author Carlos Vargas from existing code
- * @param array id_checked
- * @param boolean optional, true if the function is called by a webservice, false otherwise.
- * @return void Nothing, or false on error
- * The parameters is a array to delete sessions
- **/
- public static function delete_session ($id_checked, $from_ws = false) {
- $tbl_session= Database::get_main_table(TABLE_MAIN_SESSION);
- $tbl_session_rel_course= Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
- $tbl_session_rel_course_rel_user= Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $tbl_session_rel_user= Database::get_main_table(TABLE_MAIN_SESSION_USER);
- $tbl_url_session = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
- global $_user;
- if(is_array($id_checked)) {
- $id_checked = Database::escape_string(implode(',',$id_checked));
- } else {
- $id_checked = intval($id_checked);
- }
- if (!api_is_platform_admin() && !$from_ws) {
- $sql = 'SELECT session_admin_id FROM '.Database :: get_main_table(TABLE_MAIN_SESSION).' WHERE id='.$id_checked;
- $rs = Database::query($sql);
- if (Database::result($rs,0,0)!=$_user['user_id']) {
- api_not_allowed(true);
- }
- }
- Database::query("DELETE FROM $tbl_session WHERE id IN($id_checked)");
- Database::query("DELETE FROM $tbl_session_rel_course WHERE id_session IN($id_checked)");
- Database::query("DELETE FROM $tbl_session_rel_course_rel_user WHERE id_session IN($id_checked)");
- Database::query("DELETE FROM $tbl_session_rel_user WHERE id_session IN($id_checked)");
- Database::query("DELETE FROM $tbl_url_session WHERE session_id IN($id_checked)");
- // delete extra session fields
- $t_sf = Database::get_main_table(TABLE_MAIN_SESSION_FIELD);
- $t_sfv = Database::get_main_table(TABLE_MAIN_SESSION_FIELD_VALUES);
- // Delete extra fields from session where field variable is "SECCION"
- $sql = "SELECT t_sfv.field_id FROM $t_sfv t_sfv, $t_sf t_sf WHERE t_sfv.session_id = '$id_checked' AND t_sf.field_variable = 'SECCION' ";
- $rs_field = Database::query($sql);
- $field_id = 0;
- if (Database::num_rows($rs_field) == 1) {
- $row_field = Database::fetch_row($rs_field);
- $field_id = $row_field[0];
- $sql_delete_sfv = "DELETE FROM $t_sfv WHERE session_id = '$id_checked' AND field_id = '$field_id'";
- $rs_delete_sfv = Database::query($sql_delete_sfv);
- }
- $sql = "SELECT * FROM $t_sfv WHERE field_id = '$field_id' ";
- $rs_field_id = Database::query($sql);
- if (Database::num_rows($rs_field_id) == 0) {
- $sql_delete_sf = "DELETE FROM $t_sf WHERE id = '$field_id'";
- $rs_delete_sf = Database::query($sql_delete_sf);
- }
- /*
- $sql = "SELECT distinct field_id FROM $t_sfv WHERE session_id = '$id_checked'";
- $res_field_ids = @Database::query($sql);
- if (Database::num_rows($res_field_ids) > 0) {
- while($row_field_id = Database::fetch_row($res_field_ids)){
- $field_ids[] = $row_field_id[0];
- }
- }
- //delete from table_session_field_value from a given session id
- $sql_session_field_value = "DELETE FROM $t_sfv WHERE session_id = '$id_checked'";
- @Database::query($sql_session_field_value);
- $sql = "SELECT distinct field_id FROM $t_sfv";
- $res_field_all_ids = @Database::query($sql);
- if (Database::num_rows($res_field_all_ids) > 0) {
- while($row_field_all_id = Database::fetch_row($res_field_all_ids)){
- $field_all_ids[] = $row_field_all_id[0];
- }
- }
- if (count($field_ids) > 0 && count($field_all_ids) > 0) {
- foreach($field_ids as $field_id) {
- // check if field id is used into table field value
- if (in_array($field_id,$field_all_ids)) {
- continue;
- } else {
- $sql_session_field = "DELETE FROM $t_sf WHERE id = '$field_id'";
- Database::query($sql_session_field);
- }
- }
- }
- */
- // Add event to system log
- $user_id = api_get_user_id();
- event_system(LOG_SESSION_DELETE, LOG_SESSION_ID, $id_checked, api_get_utc_datetime(), $user_id);
- }
- /**
- * Subscribes users (students) to the given session and optionally (default) unsubscribes previous users
- * @author Carlos Vargas from existing code
- * @param integer Session ID
- * @param array List of user IDs
- * @param bool Whether to unsubscribe existing users (true, default) or not (false)
- * @return void Nothing, or false on error
- **/
- public static function suscribe_users_to_session($id_session, $user_list, $session_visibility = SESSION_VISIBLE_READ_ONLY, $empty_users = true, $send_email = false) {
- if ($id_session!= strval(intval($id_session))) return false;
- foreach ($user_list as $intUser){
- if ($intUser!= strval(intval($intUser))) return false;
- }
- $tbl_session_rel_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
- $tbl_session_rel_course_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $tbl_session_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_USER);
- $tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
- $session_info = api_get_session_info($id_session);
- if ($session_info) {
- $session_name = $session_info['name'];
- } else {
- return false;
- }
- //from function parameter
- if (empty($session_visibility)) {
- $session_visibility = $session_info['visibility']; //loaded from DB
- //default status loaded if empty
- if (empty($session_visibility))
- $session_visibility = SESSION_VISIBLE_READ_ONLY; // by default readonly 1
- } else {
- if (!in_array($session_visibility, array(SESSION_VISIBLE_READ_ONLY, SESSION_VISIBLE, SESSION_INVISIBLE))) {
- $session_visibility = SESSION_VISIBLE_READ_ONLY;
- }
- }
- $sql = "SELECT id_user FROM $tbl_session_rel_course_rel_user WHERE id_session = '$id_session' AND status = 0";
- $result = Database::query($sql);
- $existingUsers = array();
- while ($row = Database::fetch_array($result)) {
- $existingUsers[] = $row['id_user'];
- }
- $sql = "SELECT course_code FROM $tbl_session_rel_course WHERE id_session = '$id_session'";
- $result = Database::query($sql);
- $course_list = array();
- while ($row = Database::fetch_array($result)) {
- $course_list[] = $row['course_code'];
- }
- if ($send_email) {
- //sending emails only
- if (is_array($user_list) && count($user_list)>0) {
- foreach ($user_list as $user_id) {
- if (!in_array($user_id, $existingUsers)) {
- $subject = '['.get_setting('siteName').'] '.get_lang('YourReg').' '.get_setting('siteName');
- $user_info = api_get_user_info($user_id);
- $content = get_lang('Dear')." ".stripslashes($user_info['complete_name']).",\n\n".sprintf(get_lang('YouAreRegisterToSessionX'), $session_name) ." \n\n" .get_lang('Address') ." ". api_get_setting('siteName') ." ". get_lang('Is') ." : ". api_get_path(WEB_PATH) ."\n\n". get_lang('Problem'). "\n\n". get_lang('Formula').",\n\n".get_setting('administratorName')." ".get_setting('administratorSurname')."\n". get_lang('Manager'). " ".get_setting('siteName')."\nT. ".get_setting('administratorTelephone')."\n" .get_lang('Email') ." : ".get_setting('emailAdministrator');
- MessageManager::send_message($user_id, $subject, $content, array(), array(), null, null, null, null, null);
- }
- }
- }
- }
- foreach ($course_list as $enreg_course) {
- // for each course in the session
- $nbr_users = 0;
- $enreg_course = Database::escape_string($enreg_course);
- // delete existing users
- if ($empty_users) {
- foreach ($existingUsers as $existing_user) {
- if (!in_array($existing_user, $user_list)) {
- $sql = "DELETE FROM $tbl_session_rel_course_rel_user WHERE id_session='$id_session' AND course_code='$enreg_course' AND id_user='$existing_user' AND status = 0";
- Database::query($sql);
- if (Database::affected_rows()) {
- $nbr_users--;
- }
- }
- }
- }
- //Replace with this new function
- //
- // insert new users into session_rel_course_rel_user and ignore if they already exist
- foreach ($user_list as $enreg_user) {
- if(!in_array($enreg_user, $existingUsers)) {
- $enreg_user = Database::escape_string($enreg_user);
- $insert_sql = "INSERT IGNORE INTO $tbl_session_rel_course_rel_user(id_session, course_code, id_user, visibility, status) VALUES('$id_session','$enreg_course','$enreg_user','$session_visibility', '0')";
- Database::query($insert_sql);
- if(Database::affected_rows()) {
- $nbr_users++;
- }
- }
- }
- // count users in this session-course relation
- $sql = "SELECT COUNT(id_user) as nbUsers FROM $tbl_session_rel_course_rel_user WHERE id_session='$id_session' AND course_code='$enreg_course' AND status<>2";
- $rs = Database::query($sql);
- list($nbr_users) = Database::fetch_array($rs);
- // update the session-course relation to add the users total
- $update_sql = "UPDATE $tbl_session_rel_course SET nbr_users = $nbr_users WHERE id_session='$id_session' AND course_code='$enreg_course'";
- Database::query($update_sql);
- }
- // Delete users from the session
- if ($empty_users === true) {
- Database::query("DELETE FROM $tbl_session_rel_user WHERE id_session = $id_session AND relation_type<>".SESSION_RELATION_TYPE_RRHH."");
- }
- // Insert missing users into session
- $nbr_users = 0;
- foreach ($user_list as $enreg_user) {
- $enreg_user = Database::escape_string($enreg_user);
- $insert_sql = "INSERT IGNORE INTO $tbl_session_rel_user (id_session, id_user) VALUES ('$id_session', '$enreg_user')";
- Database::query($insert_sql);
- //Reset moved_to just in case
- $update_sql = "UPDATE $tbl_session_rel_user SET moved_to = 0, moved_status = 0, moved_at ='0000-00-00 00:00:00'
- WHERE id_session = $id_session AND id_user = $enreg_user";
- Database::query($update_sql);
- $nbr_users++;
- }
- // update number of users in the session
- $nbr_users = count($user_list);
- if ($empty_users) {
- // update number of users in the session
- $update_sql = "UPDATE $tbl_session SET nbr_users = $nbr_users WHERE id='$id_session' ";
- Database::query($update_sql);
- } else {
- $update_sql = "UPDATE $tbl_session SET nbr_users = nbr_users + $nbr_users WHERE id='$id_session' ";
- Database::query($update_sql);
- }
- }
- static function subscribe_users_to_session_course($user_list, $session_id, $course_code, $session_visibility = SESSION_VISIBLE_READ_ONLY ) {
- $tbl_session_rel_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
- $tbl_session_rel_course_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- if (empty($user_list) || empty($session_id) || empty($course_code)) {
- return false;
- }
- $session_id = intval($session_id);
- $course_code = Database::escape_string($course_code);
- $session_visibility = intval($session_visibility);
- $nbr_users = 0;
- foreach ($user_list as $enreg_user) {
- //if (!in_array($enreg_user, $existingUsers)) {
- $enreg_user = intval($enreg_user);
- $insert_sql = "INSERT IGNORE INTO $tbl_session_rel_course_rel_user(id_session, course_code, id_user, visibility)
- VALUES ('$session_id','$course_code','$enreg_user','$session_visibility')";
- Database::query($insert_sql);
- if (Database::affected_rows()) {
- $nbr_users++;
- }
- //}
- }
- // count users in this session-course relation
- $sql = "SELECT COUNT(id_user) as nbUsers FROM $tbl_session_rel_course_rel_user WHERE id_session='$session_id' AND course_code='$course_code' AND status<>2";
- $rs = Database::query($sql);
- list($nbr_users) = Database::fetch_array($rs);
- // update the session-course relation to add the users total
- $update_sql = "UPDATE $tbl_session_rel_course SET nbr_users = $nbr_users WHERE id_session='$session_id' AND course_code='$course_code'";
- Database::query($update_sql);
- }
- /**
- * Unsubscribe user from session
- *
- * @param int session id
- * @param int user id
- * @param int reason of unsubscription see function get_session_change_user_reasons()
- * @return bool true in case of success, false in case of error
- */
- public static function unsubscribe_user_from_session($session_id, $user_id) {
- $session_id = intval($session_id);
- $user_id = intval($user_id);
- $reason_id = intval($reason_id);
- $tbl_session_rel_course_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $tbl_session_rel_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
- $tbl_session_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_USER);
- $tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
- $user_status = SessionManager::get_user_status_in_session($session_id, $user_id);
- if ($user_status['moved_to'] != 0) {
- //You can't subscribe a user that was moved
- return false;
- }
- $delete_sql = "DELETE FROM $tbl_session_rel_user WHERE id_session = '$session_id' AND id_user ='$user_id' AND relation_type<>".SESSION_RELATION_TYPE_RRHH."";
- Database::query($delete_sql);
- $return = Database::affected_rows();
- // Update number of users
- $update_sql = "UPDATE $tbl_session SET nbr_users = nbr_users - $return WHERE id='$session_id' ";
- Database::query($update_sql);
- // Get the list of courses related to this session
- $course_list = SessionManager::get_course_list_by_session_id($session_id);
- if (!empty($course_list)) {
- foreach($course_list as $course) {
- $course_code = $course['code'];
- // Delete user from course
- Database::query("DELETE FROM $tbl_session_rel_course_rel_user WHERE id_session='$session_id' AND course_code='$course_code' AND id_user='$user_id'");
- if(Database::affected_rows()) {
- // Update number of users in this relation
- Database::query("UPDATE $tbl_session_rel_course SET nbr_users=nbr_users - 1 WHERE id_session='$session_id' AND course_code='$course_code'");
- }
- }
- }
- return true;
- }
- /**
- *
- * @param int $session_id
- * @param array user id list
- * @param string $course_code
- */
- static function unsubscribe_user_from_course_session($session_id, $user_list, $course_code) {
- $tbl_session_rel_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
- $tbl_session_rel_course_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- if (is_array($user_list) && count($user_list)>0 ) {
- array_map('intval', $user_list);
- $user_list = implode(',', $user_list);
- }
- $session_id = intval($session_id);
- $course_code = Database::escape_string($course_code);
- if (!empty($user_list)) {
- Database::query("DELETE FROM $tbl_session_rel_course_rel_user WHERE id_session='$session_id' AND course_code='".$course_code."' AND id_user IN($user_list)");
- $nbr_affected_rows = Database::affected_rows();
- Database::query("UPDATE $tbl_session_rel_course SET nbr_users=nbr_users-$nbr_affected_rows WHERE id_session='$session_id' AND course_code='".$course_code."'");
- }
- }
- /** Subscribes courses to the given session and optionally (default) unsubscribes previous users
- * @author Carlos Vargas from existing code
- * @param int Session ID
- * @param array List of courses IDs
- * @param bool Whether to unsubscribe existing users (true, default) or not (false)
- * @return void Nothing, or false on error
- **/
- public static function add_courses_to_session ($id_session, $course_list, $empty_courses=true) {
- // security checks
- if ($id_session!= strval(intval($id_session))) { return false; }
- // initialisation
- $tbl_session_rel_course_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
- $tbl_session_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_USER);
- $tbl_session_rel_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
- // get general coach ID
- $id_coach = Database::query("SELECT id_coach FROM $tbl_session WHERE id=$id_session");
- $id_coach = Database::fetch_array($id_coach);
- $id_coach = $id_coach[0];
- // get list of courses subscribed to this session
- $rs = Database::query("SELECT course_code FROM $tbl_session_rel_course WHERE id_session=$id_session");
- $existingCourses = Database::store_result($rs);
- $nbr_courses=count($existingCourses);
- // get list of users subscribed to this session
- $sql="SELECT id_user
- FROM $tbl_session_rel_user
- WHERE id_session = $id_session AND relation_type<>".SESSION_RELATION_TYPE_RRHH."";
- $result=Database::query($sql);
- $user_list=Database::store_result($result);
- // Remove existing courses from the session
- if ($empty_courses===true) {
- foreach ($existingCourses as $existingCourse) {
- if (!in_array($existingCourse['course_code'], $course_list)){
- Database::query("DELETE FROM $tbl_session_rel_course WHERE course_code='".$existingCourse['course_code']."' AND id_session=$id_session");
- Database::query("DELETE FROM $tbl_session_rel_course_rel_user WHERE course_code='".$existingCourse['course_code']."' AND id_session=$id_session");
- }
- }
- $nbr_courses=0;
- }
- // Pass through the courses list we want to add to the session
- foreach ($course_list as $enreg_course) {
- $enreg_course = Database::escape_string($enreg_course);
- $exists = false;
- // check if the course we want to add is already subscribed
- foreach ($existingCourses as $existingCourse) {
- if ($enreg_course == $existingCourse['course_code']) {
- $exists=true;
- }
- }
- if (!$exists) {
- $courseInfo = api_get_course_info($enreg_course);
- $courseId = $courseInfo['real_id'];
- //if the course isn't subscribed yet
- $sql_insert_rel_course= "INSERT INTO $tbl_session_rel_course (id_session, course_code, course_id) VALUES ('$id_session','$enreg_course', $courseId)";
- Database::query($sql_insert_rel_course);
- //We add the current course in the existing courses array, to avoid adding another time the current course
- $existingCourses[]=array('course_code'=>$enreg_course);
- $nbr_courses++;
- // subscribe all the users from the session to this course inside the session
- $nbr_users=0;
- foreach ($user_list as $enreg_user) {
- $enreg_user_id = Database::escape_string($enreg_user['id_user']);
- $sql_insert = "INSERT IGNORE INTO $tbl_session_rel_course_rel_user (id_session,course_code,id_user) VALUES ('$id_session','$enreg_course','$enreg_user_id')";
- Database::query($sql_insert);
- if (Database::affected_rows()) {
- $nbr_users++;
- }
- }
- Database::query("UPDATE $tbl_session_rel_course SET nbr_users=$nbr_users WHERE id_session='$id_session' AND course_code='$enreg_course'");
- }
- }
- Database::query("UPDATE $tbl_session SET nbr_courses=$nbr_courses WHERE id='$id_session'");
- }
- /**
- * Unsubscribe course from a session
- *
- * @param int Session id
- * @param int Course id
- * @return bool True in case of success, false otherwise
- */
- public static function unsubscribe_course_from_session($session_id, $course_id) {
- $session_id = (int)$session_id;
- $course_id = (int)$course_id;
- $tbl_session_rel_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
- $tbl_session_rel_course_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
- // Get course code
- $course_code = CourseManager::get_course_code_from_course_id($course_id);
- if($course_code == 0) {
- return false;
- }
- // Unsubscribe course
- Database::query("DELETE FROM $tbl_session_rel_course WHERE course_code='$course_code' AND id_session='$session_id'");
- $nb_affected = Database::affected_rows();
- Database::query("DELETE FROM $tbl_session_rel_course_rel_user WHERE course_code='$course_code' AND id_session='$session_id'");
- if($nb_affected > 0) {
- // Update number of courses in the session
- Database::query("UPDATE $tbl_session SET nbr_courses= nbr_courses + $nb_affected WHERE id='$session_id' ");
- return true;
- } else {
- return false;
- }
- }
- /**
- * Creates a new extra field for a given session
- * @param string Field's internal variable name
- * @param int Field's type
- * @param string Field's language var name
- * @return int new extra field id
- */
- public static function create_session_extra_field ($fieldvarname, $fieldtype, $fieldtitle) {
- // database table definition
- $params = array('field_variable' => $fieldvarname,
- 'field_type' => $fieldtype,
- 'field_display_text' => $fieldtitle
- );
- $session_field = new SessionField();
- $field_id = $session_field->save($params);
- return $field_id;
- }
- /**
- * Update an extra field value for a given session
- * @param integer Course ID
- * @param string Field variable name
- * @param string Field value
- * @return boolean true if field updated, false otherwise
- */
- public static function update_session_extra_field_value ($session_id, $fname, $fvalue = null) {
- $session_field_value = new SessionFieldValue();
- $session_field_value->update($params);
- $t_sf = Database::get_main_table(TABLE_MAIN_SESSION_FIELD);
- $t_sfv = Database::get_main_table(TABLE_MAIN_SESSION_FIELD_VALUES);
- $fname = Database::escape_string($fname);
- $session_id = (int)$session_id;
- $tms = api_get_utc_datetime();
- $fvalues = '';
- if (is_array($fvalue)) {
- foreach($fvalue as $val) {
- $fvalues .= Database::escape_string($val).';';
- }
- if(!empty($fvalues)) {
- $fvalues = substr($fvalues,0,-1);
- }
- } else {
- $fvalues = Database::escape_string($fvalue);
- }
- $sqlsf = "SELECT * FROM $t_sf WHERE field_variable='$fname'";
- $ressf = Database::query($sqlsf);
- if (Database::num_rows($ressf)==1) {
- // ok, the field exists
- // Check if enumerated field, if the option is available
- $rowsf = Database::fetch_array($ressf);
- $sqlsfv = "SELECT * FROM $t_sfv WHERE session_id = '$session_id' AND field_id = '".$rowsf['id']."' ORDER BY id";
- $ressfv = Database::query($sqlsfv);
- $n = Database::num_rows($ressfv);
- if ($n>1) {
- //problem, we already have to values for this field and user combination - keep last one
- while($rowsfv = Database::fetch_array($ressfv)) {
- if($n > 1) {
- $sqld = "DELETE FROM $t_sfv WHERE id = ".$rowsfv['id'];
- $resd = Database::query($sqld);
- $n--;
- }
- $rowsfv = Database::fetch_array($ressfv);
- if ($rowsfv['field_value'] != $fvalues) {
- $sqlu = "UPDATE $t_sfv SET field_value = '$fvalues', tms = '$tms' WHERE id = ".$rowsfv['id'];
- $resu = Database::query($sqlu);
- return($resu?true:false);
- }
- return true;
- }
- } else if ($n==1) {
- //we need to update the current record
- $rowsfv = Database::fetch_array($ressfv);
- if($rowsfv['field_value'] != $fvalues) {
- $sqlu = "UPDATE $t_sfv SET field_value = '$fvalues', tms = '$tms' WHERE id = ".$rowsfv['id'];
- //error_log('UM::update_extra_field_value: '.$sqlu);
- $resu = Database::query($sqlu);
- return($resu?true:false);
- }
- return true;
- } else {
- $sqli = "INSERT INTO $t_sfv (session_id,field_id,field_value,tms) " .
- "VALUES ('$session_id',".$rowsf['id'].",'$fvalues', '$tms')";
- //error_log('UM::update_extra_field_value: '.$sqli);
- $resi = Database::query($sqli);
- return($resi?true:false);
- }
- } else {
- return false; //field not found
- }
- }
- /**
- * Checks the relationship between a session and a course.
- * @param int $session_id
- * @param int $course_id
- * @return bool Returns TRUE if the session and the course are related, FALSE otherwise.
- * */
- public static function relation_session_course_exist ($session_id, $course_id) {
- $tbl_session_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
- $return_value = false;
- $sql= "SELECT course_code FROM $tbl_session_course WHERE id_session = ".Database::escape_string($session_id)." AND course_code = '".Database::escape_string($course_id)."'";
- $result = Database::query($sql);
- $num = Database::num_rows($result);
- if ($num>0) {
- $return_value = true;
- }
- return $return_value;
- }
- /**
- * Get the session information by name
- * @param string session name
- * @return mixed false if the session does not exist, array if the session exist
- * */
- public static function get_session_by_name ($session_name) {
- $tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
- $sql = 'SELECT * FROM '.$tbl_session.' WHERE name="'.Database::escape_string($session_name).'"';
- $result = Database::query($sql);
- $num = Database::num_rows($result);
- if ($num) {
- return Database::fetch_array($result, 'ASSOC');
- } else {
- return false;
- }
- }
- /**
- * Create a session category
- * @author Jhon Hinojosa <jhon.hinojosa@dokeos.com>, from existing code
- * @param string name
- * @param integer year_start
- * @param integer month_start
- * @param integer day_start
- * @param integer year_end
- * @param integer month_end
- * @param integer day_end
- * @return $id_session;
- **/
- public static function create_category_session($sname,$syear_start,$smonth_start,$sday_start,$syear_end,$smonth_end, $sday_end){
- $tbl_session_category = Database::get_main_table(TABLE_MAIN_SESSION_CATEGORY);
- $name= trim($sname);
- $year_start= intval($syear_start);
- $month_start=intval($smonth_start);
- $day_start=intval($sday_start);
- $year_end=intval($syear_end);
- $month_end=intval($smonth_end);
- $day_end=intval($sday_end);
- $date_start = "$year_start-".(($month_start < 10)?"0$month_start":$month_start)."-".(($day_start < 10)?"0$day_start":$day_start);
- $date_end = "$year_end-".(($month_end < 10)?"0$month_end":$month_end)."-".(($day_end < 10)?"0$day_end":$day_end);
- if (empty($name)) {
- $msg=get_lang('SessionCategoryNameIsRequired');
- return $msg;
- } elseif (!$month_start || !$day_start || !$year_start || !checkdate($month_start,$day_start,$year_start)) {
- $msg=get_lang('InvalidStartDate');
- return $msg;
- } elseif (!$month_end && !$day_end && !$year_end) {
- $date_end = "null";
- } elseif (!$month_end || !$day_end || !$year_end || !checkdate($month_end,$day_end,$year_end)) {
- $msg=get_lang('InvalidEndDate');
- return $msg;
- } elseif($date_start >= $date_end) {
- $msg=get_lang('StartDateShouldBeBeforeEndDate');
- return $msg;
- }
- $access_url_id = api_get_current_access_url_id();
- $sql = "INSERT INTO $tbl_session_category (name, date_start, date_end, access_url_id)
- VALUES('".Database::escape_string($name)."','$date_start','$date_end', '$access_url_id')";
- Database::query($sql);
- $id_session = Database::insert_id();
- // Add event to system log
- $user_id = api_get_user_id();
- event_system(LOG_SESSION_CATEGORY_CREATE, LOG_SESSION_CATEGORY_ID, $id_session, api_get_utc_datetime(), $user_id);
- return $id_session;
- }
- /**
- * Edit a sessions categories
- * @author Jhon Hinojosa <jhon.hinojosa@dokeos.com>,from existing code
- * @param integer id
- * @param string name
- * @param integer year_start
- * @param integer month_start
- * @param integer day_start
- * @param integer year_end
- * @param integer month_end
- * @param integer day_end
- * @return $id;
- * The parameter id is a primary key
- **/
- public static function edit_category_session($id, $sname,$syear_start,$smonth_start,$sday_start,$syear_end,$smonth_end, $sday_end){
- $tbl_session_category = Database::get_main_table(TABLE_MAIN_SESSION_CATEGORY);
- $name= trim($sname);
- $year_start= intval($syear_start);
- $month_start=intval($smonth_start);
- $day_start=intval($sday_start);
- $year_end=intval($syear_end);
- $month_end=intval($smonth_end);
- $day_end=intval($sday_end);
- $id=intval($id);
- $date_start = "$year_start-".(($month_start < 10)?"0$month_start":$month_start)."-".(($day_start < 10)?"0$day_start":$day_start);
- $date_end = "$year_end-".(($month_end < 10)?"0$month_end":$month_end)."-".(($day_end < 10)?"0$day_end":$day_end);
- if (empty($name)) {
- $msg=get_lang('SessionCategoryNameIsRequired');
- return $msg;
- } elseif (!$month_start || !$day_start || !$year_start || !checkdate($month_start,$day_start,$year_start)) {
- $msg=get_lang('InvalidStartDate');
- return $msg;
- } elseif (!$month_end && !$day_end && !$year_end) {
- $date_end = null;
- } elseif (!$month_end || !$day_end || !$year_end || !checkdate($month_end,$day_end,$year_end)) {
- $msg=get_lang('InvalidEndDate');
- return $msg;
- } elseif($date_start >= $date_end) {
- $msg=get_lang('StartDateShouldBeBeforeEndDate');
- return $msg;
- }
- if ( $date_end <> null ) {
- $sql = "UPDATE $tbl_session_category SET name = '".Database::escape_string($name)."', date_start = '$date_start' ".
- ", date_end = '$date_end' WHERE id= '".$id."' ";
- } else {
- $sql = "UPDATE $tbl_session_category SET name = '".Database::escape_string($name)."', date_start = '$date_start' ".
- ", date_end = NULL WHERE id= '".$id."' ";
- }
- $result = Database::query($sql);
- return ($result? true:false);
- }
- /**
- * Delete sessions categories
- * @author Jhon Hinojosa <jhon.hinojosa@dokeos.com>, from existing code
- * @param array id_checked
- * @param bool include delete session
- * @param bool optional, true if the function is called by a webservice, false otherwise.
- * @return void Nothing, or false on error
- * The parameters is a array to delete sessions
- **/
- public static function delete_session_category($id_checked, $delete_session = false,$from_ws = false){
- $tbl_session_category = Database::get_main_table(TABLE_MAIN_SESSION_CATEGORY);
- $tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
- if (is_array($id_checked)) {
- $id_checked = Database::escape_string(implode(',',$id_checked));
- } else {
- $id_checked = intval($id_checked);
- }
- //Setting session_category_id to 0
- $sql = "UPDATE $tbl_session SET session_category_id = 0 WHERE session_category_id IN (".$id_checked.")";
- Database::query($sql);
- $sql = "SELECT id FROM $tbl_session WHERE session_category_id IN (".$id_checked.")";
- $result = @Database::query($sql);
- while ($rows = Database::fetch_array($result)) {
- $session_id = $rows['id'];
- if ($delete_session) {
- if ($from_ws) {
- SessionManager::delete_session($session_id,true);
- } else {
- SessionManager::delete_session($session_id);
- }
- }
- }
- $sql = "DELETE FROM $tbl_session_category WHERE id IN (".$id_checked.")";
- $rs = @Database::query($sql);
- $result = Database::affected_rows();
- // Add event to system log
- $user_id = api_get_user_id();
- event_system(LOG_SESSION_CATEGORY_DELETE, LOG_SESSION_CATEGORY_ID, $id_checked, api_get_utc_datetime(), $user_id);
- // delete extra session fields where field variable is "PERIODO"
- $t_sf = Database::get_main_table(TABLE_MAIN_SESSION_FIELD);
- $t_sfv = Database::get_main_table(TABLE_MAIN_SESSION_FIELD_VALUES);
- $sql = "SELECT t_sfv.field_id FROM $t_sfv t_sfv, $t_sf t_sf WHERE t_sfv.session_id = '$id_checked' AND t_sf.field_variable = 'PERIODO' ";
- $rs_field = Database::query($sql);
- $field_id = 0;
- if (Database::num_rows($rs_field) > 0) {
- $row_field = Database::fetch_row($rs_field);
- $field_id = $row_field[0];
- $sql_delete_sfv = "DELETE FROM $t_sfv WHERE session_id = '$id_checked' AND field_id = '$field_id'";
- $rs_delete_sfv = Database::query($sql_delete_sfv);
- }
- $sql = "SELECT * FROM $t_sfv WHERE field_id = '$field_id' ";
- $rs_field_id = Database::query($sql);
- if (Database::num_rows($rs_field_id) == 0) {
- $sql_delete_sf = "DELETE FROM $t_sf WHERE id = '$field_id'";
- $rs_delete_sf = Database::query($sql_delete_sf);
- }
- return true;
- }
- /**
- * Get a list of sessions of which the given conditions match with an = 'cond'
- * @param array $conditions a list of condition (exemple : array('status =' =>STUDENT) or array('s.name LIKE' => "%$needle%")
- * @param array $order_by a list of fields on which sort
- * @return array An array with all sessions of the platform.
- * @todo optional course code parameter, optional sorting parameters...
- */
- public static function get_sessions_list($conditions = array(), $order_by = array()) {
- $session_table = Database::get_main_table(TABLE_MAIN_SESSION);
- $session_category_table = Database::get_main_table(TABLE_MAIN_SESSION_CATEGORY);
- $user_table = Database::get_main_table(TABLE_MAIN_USER);
- $table_access_url_rel_session = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
- $access_url_id = api_get_current_access_url_id();
- $return_array = array();
- $sql_query = " SELECT s.id, s.name, s.nbr_courses, s.access_start_date, s.access_end_date, u.firstname, u.lastname, sc.name as category_name, s.promotion_id
- FROM $session_table s
- INNER JOIN $user_table u ON s.id_coach = u.user_id
- INNER JOIN $table_access_url_rel_session ar ON ar.session_id = s.id
- LEFT JOIN $session_category_table sc ON s.session_category_id = sc.id
- WHERE ar.access_url_id = $access_url_id ";
- if (count($conditions) > 0) {
- $sql_query .= ' AND ';
- foreach ($conditions as $field=>$value) {
- $field = Database::escape_string($field);
- $value = Database::escape_string($value);
- $sql_query .= $field." '".$value."'";
- }
- }
- if (count($order_by)>0) {
- $sql_query .= ' ORDER BY '.Database::escape_string(implode(',',$order_by));
- }
- //echo $sql_query;
- $sql_result = Database::query($sql_query);
- if (Database::num_rows($sql_result)>0) {
- while ($result = Database::fetch_array($sql_result)) {
- $return_array[$result['id']] = $result;
- }
- }
- return $return_array;
- }
- /**
- * Get the session category information by id
- * @param string session category ID
- * @return mixed false if the session category does not exist, array if the session category exists
- */
- public static function get_session_category ($id) {
- $id = intval($id);
- $tbl_session_category = Database::get_main_table(TABLE_MAIN_SESSION_CATEGORY);
- $sql = "SELECT id, name, date_start, date_end FROM $tbl_session_category WHERE id= $id";
- $result = Database::query($sql);
- $num = Database::num_rows($result);
- if ($num>0){
- return Database::fetch_array($result);
- } else {
- return false;
- }
- }
- /**
- * Get all session categories (filter by access_url_id)
- * @return mixed false if the session category does not exist, array if the session category exists
- */
- public static function get_all_session_category() {
- $tbl_session_category = Database::get_main_table(TABLE_MAIN_SESSION_CATEGORY);
- $id = api_get_current_access_url_id();
- $sql = 'SELECT * FROM '.$tbl_session_category.' WHERE access_url_id ="'.$id.'" ORDER BY name ASC';
- $result = Database::query($sql);
- if (Database::num_rows($result) > 0 ){
- $data = Database::store_result($result,'ASSOC');
- return $data;
- } else {
- return false;
- }
- }
- /**
- * Assign a coach to course in session with status = 2
- * @param int - user id
- * @param int - session id
- * @param string - course code
- * @param bool - optional, if is true the user don't be a coach now, otherwise it'll assign a coach
- * @return bool true if there are affected rows, otherwise false
- */
- public static function set_coach_to_course_session($user_id, $session_id = 0, $course_code = '',$nocoach = false) {
- // Definition of variables
- $user_id = intval($user_id);
- 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();
- }
- // definitios of tables
- $tbl_session_rel_course_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $tbl_session_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_USER);
- $tbl_user = Database::get_main_table(TABLE_MAIN_USER);
- // check if user is a teacher
- $sql= "SELECT * FROM $tbl_user WHERE status='1' AND user_id = '$user_id'";
- $rs_check_user = Database::query($sql);
- if (Database::num_rows($rs_check_user) > 0) {
- if ($nocoach) {
- // check if user_id exits int session_rel_user
- $sql = "SELECT id_user FROM $tbl_session_rel_user WHERE id_session = '$session_id' AND id_user = '$user_id'";
- $res = Database::query($sql);
- if (Database::num_rows($res) > 0) {
- // The user don't be a coach now
- $sql = "UPDATE $tbl_session_rel_course_rel_user SET status = 0 WHERE id_session = '$session_id' AND course_code = '$course_code' AND id_user = '$user_id' ";
- $rs_update = Database::query($sql);
- if (Database::affected_rows() > 0) return true;
- else return false;
- } else {
- // The user don't be a coach now
- $sql = "DELETE FROM $tbl_session_rel_course_rel_user WHERE id_session = '$session_id' AND course_code = '$course_code' AND id_user = '$user_id' ";
- $rs_delete = Database::query($sql);
- if (Database::affected_rows() > 0) return true;
- else return false;
- }
- } else {
- // Assign user like a coach to course
- // First check if the user is registered in the course
- $sql = "SELECT id_user FROM $tbl_session_rel_course_rel_user WHERE id_session = '$session_id' AND course_code = '$course_code' AND id_user = '$user_id'";
- $rs_check = Database::query($sql);
- //Then update or insert
- if (Database::num_rows($rs_check) > 0) {
- $sql = "UPDATE $tbl_session_rel_course_rel_user SET status = 2 WHERE id_session = '$session_id' AND course_code = '$course_code' AND id_user = '$user_id' ";
- $rs_update = Database::query($sql);
- if (Database::affected_rows() > 0) return true;
- else return false;
- } else {
- $sql = " INSERT INTO $tbl_session_rel_course_rel_user(id_session, course_code, id_user, status) VALUES('$session_id', '$course_code', '$user_id', 2)";
- $rs_insert = Database::query($sql);
- if (Database::affected_rows() > 0) return true;
- else return false;
- }
- }
- } else {
- return false;
- }
- }
- /**
- * Subscribes sessions to human resource manager (Dashboard feature)
- * @param int Human Resource Manager id
- * @param array Sessions id
- * @param int Relation type
- **/
- public static function suscribe_sessions_to_hr_manager($hr_manager_id,$sessions_list) {
- global $_configuration;
- // Database Table Definitions
- $tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
- $tbl_session_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_USER);
- $tbl_session_rel_course_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $tbl_session_rel_access_url = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
- $hr_manager_id = intval($hr_manager_id);
- $affected_rows = 0;
- //Deleting assigned sessions to hrm_id
- if ($_configuration['multiple_access_urls']) {
- $sql = "SELECT id_session FROM $tbl_session_rel_user s INNER JOIN $tbl_session_rel_access_url a ON (a.session_id = s.id_session) WHERE id_user = $hr_manager_id AND relation_type=".SESSION_RELATION_TYPE_RRHH." AND access_url_id = ".api_get_current_access_url_id()."";
- } else {
- $sql = "SELECT id_session FROM $tbl_session_rel_user s WHERE id_user = $hr_manager_id AND relation_type=".SESSION_RELATION_TYPE_RRHH."";
- }
- $result = Database::query($sql);
- if (Database::num_rows($result) > 0) {
- while ($row = Database::fetch_array($result)) {
- $sql = "DELETE FROM $tbl_session_rel_user WHERE id_session = {$row['id_session']} AND id_user = $hr_manager_id AND relation_type=".SESSION_RELATION_TYPE_RRHH." ";
- Database::query($sql);
- }
- }
- /*
- //Deleting assigned courses in sessions to hrm_id
- $sql = "SELECT * FROM $tbl_session_rel_course_user WHERE id_user = $hr_manager_id ";
- $result = Database::query($sql);
- if (Database::num_rows($result) > 0) {
- $sql = "DELETE FROM $tbl_session_rel_course_user WHERE id_user = $hr_manager_id ";
- Database::query($sql);
- }
- */
- // inserting new sessions list
- if (is_array($sessions_list)) {
- foreach ($sessions_list as $session_id) {
- $session_id = intval($session_id);
- $insert_sql = "INSERT IGNORE INTO $tbl_session_rel_user(id_session, id_user, relation_type) VALUES($session_id, $hr_manager_id, '".SESSION_RELATION_TYPE_RRHH."')";
- Database::query($insert_sql);
- $affected_rows = Database::affected_rows();
- }
- }
- return $affected_rows;
- }
- /**
- * Get sessions followed by human resources manager
- * @param int Human resources manager or Session admin id
- * @return array sessions
- */
- public static function get_sessions_followed_by_drh($hr_manager_id) {
- global $_configuration;
- // Database Table Definitions
- $tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
- $tbl_session_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_USER);
- $tbl_session_rel_access_url = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
- $hr_manager_id = intval($hr_manager_id);
- $assigned_sessions_to_hrm = array();
- if ($_configuration['multiple_access_urls']) {
- $sql = "SELECT * FROM $tbl_session s INNER JOIN $tbl_session_rel_user sru ON (sru.id_session = s.id) LEFT JOIN $tbl_session_rel_access_url a ON (s.id = a.session_id)
- WHERE sru.id_user = '$hr_manager_id' AND sru.relation_type = '".SESSION_RELATION_TYPE_RRHH."' AND access_url_id = ".api_get_current_access_url_id()."";
- } else {
- $sql = "SELECT * FROM $tbl_session s
- INNER JOIN $tbl_session_rel_user sru ON sru.id_session = s.id AND sru.id_user = '$hr_manager_id' AND sru.relation_type = '".SESSION_RELATION_TYPE_RRHH."' ";
- }
- $rs_assigned_sessions = Database::query($sql);
- if (Database::num_rows($rs_assigned_sessions) > 0) {
- while ($row_assigned_sessions = Database::fetch_array($rs_assigned_sessions)) {
- $assigned_sessions_to_hrm[$row_assigned_sessions['id']] = $row_assigned_sessions;
- }
- }
- return $assigned_sessions_to_hrm;
- }
- /**
- * Gets the list of courses by session filtered by access_url
- * @param int session id
- * @return array list of courses
- */
- public static function get_course_list_by_session_id ($session_id) {
- $tbl_course = Database::get_main_table(TABLE_MAIN_COURSE);
- $tbl_session_rel_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
- // select the courses
- $sql = "SELECT * FROM $tbl_course c INNER JOIN $tbl_session_rel_course src ON c.code = src.course_code
- WHERE src.id_session = '$session_id' ORDER BY title;";
- $result = Database::query($sql);
- $num_rows = Database::num_rows($result);
- $courses = array();
- if ($num_rows > 0) {
- while ($row = Database::fetch_array($result,'ASSOC')) {
- $row['real_id'] = $row['id'];
- $courses[$row['id']] = $row;
- }
- }
- return $courses;
- }
- /**
- * Get the session id based on the original id and field name in the extra fields. Returns 0 if session was not found
- *
- * @param string Original session id
- * @param string Original field name
- * @return int Session id
- */
- public static function get_session_id_from_original_id($original_session_id_value, $original_session_id_name) {
- $t_sfv = Database::get_main_table(TABLE_MAIN_SESSION_FIELD_VALUES);
- $table_field = Database::get_main_table(TABLE_MAIN_SESSION_FIELD);
- $sql_session = "SELECT session_id FROM $table_field sf INNER JOIN $t_sfv sfv ON sfv.field_id=sf.id WHERE field_variable='$original_session_id_name' AND field_value='$original_session_id_value'";
- $res_session = Database::query($sql_session);
- $row = Database::fetch_object($res_session);
- if ($row) {
- return $row->session_id;
- } else {
- return 0;
- }
- }
- /**
- * Get users by session
- * @param int session id
- * @param int filter by status
- * @return array a list with an user list
- */
- public static function get_users_by_session($id, $with_status = null) {
- if (empty($id)) {
- return array();
- }
- $tbl_user = Database::get_main_table(TABLE_MAIN_USER);
- $tbl_session_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_USER);
- $id = intval($id);
- /*
- * sessions are not shared between urls
- if (api_is_multiple_url_enabled()) {
- $tbl_session_rel_url = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
- $url_id = api_get_current_access_url_id();
- $sql = "SELECT u.user_id, lastname, firstname, username, access_url_id, moved_to, moved_status, moved_at
- FROM $tbl_user u
- INNER JOIN $tbl_session_rel_user su
- ON u.user_id = su.id_user AND su.relation_type<>".SESSION_RELATION_TYPE_RRHH."
- INNER JOIN $tbl_session_rel_url s ON (s.session_id = su.id_session)
- LEFT OUTER JOIN $tbl_session_rel_user uu ON (uu.user_id = u.user_id AND s.session_id = uu.id_session)
- WHERE su.id_session = $id AND (access_url_id = $url_id OR access_url_id is null )";
- } else {
- $sql = "SELECT u.user_id, lastname, firstname, username, moved_to, moved_status, moved_at
- FROM $tbl_user u INNER JOIN $tbl_session_rel_user su
- ON u.user_id = su.id_user AND
- su.id_session = $id
- WHERE 1 = 1
- ";
- }*/
- $sql = "SELECT u.user_id, lastname, firstname, username, moved_to, moved_status, moved_at
- FROM $tbl_user u INNER JOIN $tbl_session_rel_user su
- ON u.user_id = su.id_user AND
- su.id_session = $id
- WHERE 1 = 1
- ";
- if (isset($with_status) && $with_status != '') {
- $with_status = intval($with_status);
- $sql .= " AND relation_type = $with_status ";
- }
- $order_clause = api_sort_by_first_name() ? ' ORDER BY firstname, lastname' : ' ORDER BY lastname, firstname';
- $sql .= $order_clause;
- $return_array = array();
- $result = Database::query($sql);
- while ($row = Database::fetch_array($result,'ASSOC')) {
- $return_array[] = $row;
- }
- return $return_array;
- }
- /**
- * The general coach (field: session.id_coach)
- * @param int user id
- */
- public static function get_sessions_by_general_coach($user_id) {
- $session_table = Database::get_main_table(TABLE_MAIN_SESSION);
- $user_id = intval($user_id);
- // session where we are general coach
- $sql = "SELECT DISTINCT *
- FROM $session_table
- WHERE id_coach = $user_id";
- if (api_is_multiple_url_enabled()) {
- $tbl_session_rel_access_url= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
- $access_url_id = api_get_current_access_url_id();
- if ($access_url_id != -1) {
- $sql = 'SELECT DISTINCT session.*
- FROM '.$session_table.' session INNER JOIN '.$tbl_session_rel_access_url.' session_rel_url
- ON (session.id = session_rel_url.session_id)
- WHERE id_coach = '.$user_id.' AND access_url_id = '.$access_url_id;
- }
- }
- $sql .= ' ORDER by name';
- $result = Database::query($sql);
- return Database::store_result($result, 'ASSOC');
- }
- /**
- * Get all sessions if the user is a sesion course coach of any session
- * @param int user id
- */
- static function get_sessions_by_coach($user_id) {
- // table definition
- $tbl_session = Database :: get_main_table(TABLE_MAIN_SESSION);
- $tbl_session_course_user = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $sql = 'SELECT DISTINCT session.*
- FROM ' . $tbl_session . ' as session
- INNER JOIN ' . $tbl_session_course_user . ' as session_course_user
- ON session.id = session_course_user.id_session
- AND session_course_user.id_user=' . $user_id.' AND session_course_user.status=2';
- if (api_is_multiple_url_enabled()) {
- $tbl_session_rel_access_url= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
- $access_url_id = api_get_current_access_url_id();
- if ($access_url_id != -1){
- $sql = 'SELECT DISTINCT session.*
- FROM '.$tbl_session.' as session
- INNER JOIN ' . $tbl_session_course_user . ' as session_course_user
- ON session.id = session_course_user.id_session AND session_course_user.id_user = '.$user_id.' AND session_course_user.status=2
- INNER JOIN '.$tbl_session_rel_access_url.' session_rel_url
- ON (session.id = session_rel_url.session_id)
- WHERE access_url_id = '.$access_url_id;
- }
- }
- //$sql .= " ORDER BY session.name";
- $result = Database::query($sql);
- return Database::store_result($result, 'ASSOC');
- }
- public static function get_sessions_coached_by_user($coach_id, $check_session_rel_user_visibility = false) {
- $sessions = self::get_sessions_by_general_coach($coach_id);
- $sessions_by_coach = self::get_sessions_by_coach($coach_id);
- if (!empty($sessions_by_coach)) {
- $sessions = array_merge($sessions, $sessions_by_coach);
- }
- //Remove repeated sessions
- if (!empty($sessions)) {
- $clean_sessions = array();
- foreach ($sessions as $session) {
- $clean_sessions[$session['id']] = $session;
- }
- $sessions = $clean_sessions;
- }
- if ($check_session_rel_user_visibility) {
- if (!empty($sessions)) {
- $new_session = array();
- foreach ($sessions as $session) {
- $visibility = api_get_session_visibility($session['id']);
- if ($visibility == SESSION_INVISIBLE) {
- continue;
- }
- $new_session[] = $session;
- }
- $sessions = $new_session;
- }
- }
- return $sessions;
- }
- /**
- * Gets user status within a session
- * @param $user_id
- * @param $course_code
- * @param $session_id
- * @return unknown_type
- */
- public static function get_user_status_in_course_session($user_id, $course_code, $session_id) {
- $tbl_session_rel_course_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $tbl_user = Database::get_main_table(TABLE_MAIN_USER);
- $sql = "SELECT session_rcru.status
- FROM $tbl_session_rel_course_rel_user session_rcru, $tbl_user user
- WHERE session_rcru.id_user = user.user_id AND
- session_rcru.id_session = '".intval($session_id)."' AND
- session_rcru.course_code ='".Database::escape_string($course_code)."' AND
- user.user_id = ".intval($user_id);
- $result = Database::query($sql);
- $status = false;
- if (Database::num_rows($result)) {
- $status = Database::fetch_row($result);
- $status = $status['0'];
- }
- return $status;
- }
- static function get_user_status_in_session($session_id, $user_id) {
- $tbl_session_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_USER);
- $session_id = intval($session_id);
- $user_id = intval($user_id);
- $sql = "SELECT * FROM $tbl_session_rel_user WHERE id_user = $user_id AND id_session = $session_id";
- $result = Database::query($sql);
- if (Database::num_rows($result)) {
- $result = Database::store_result($result, 'ASSOC');
- return $result[0];
- }
- return array();
- }
- function get_all_sessions_by_promotion($id) {
- $t = Database::get_main_table(TABLE_MAIN_SESSION);
- return Database::select('*', $t, array('where'=>array('promotion_id = ?'=>$id)));
- }
- function suscribe_sessions_to_promotion($promotion_id, $list) {
- $t = Database::get_main_table(TABLE_MAIN_SESSION);
- $params = array();
- $params['promotion_id'] = 0;
- Database::update($t, $params, array('promotion_id = ?'=>$promotion_id));
- $params['promotion_id'] = $promotion_id;
- if (!empty($list)) {
- foreach ($list as $session_id) {
- $session_id= intval($session_id);
- Database::update($t, $params, array('id = ?'=>$session_id));
- }
- }
- }
- /**
- * Updates a session status
- * @param int session id
- * @param int status
- */
- public function set_session_status($session_id, $status) {
- $t = Database::get_main_table(TABLE_MAIN_SESSION);
- $params['visibility'] = $status;
- Database::update($t, $params, array('id = ?'=>$session_id));
- }
- /**
- * Copies a session with the same data to a new session.
- * The new copy is not assigned to the same promotion. @see suscribe_sessions_to_promotions() for that
- * @param int Session ID
- * @param bool Whether to copy the relationship with courses
- * @param bool Whether to copy the relationship with users
- * @param bool New courses will be created
- * @return int The new session ID on success, 0 otherwise
- * @todo make sure the extra session fields are copied too
- */
- /**
- * @param $id
- * @param $copy_courses
- * @param $copy_users
- * @param $create_new_courses
- * @param $set_exercises_lp_invisible
- * @return int
- */
- public function copy_session($id, $copy_courses = true, $copy_users = true, $create_new_courses = false, $set_exercises_lp_invisible = false) {
- $id = intval($id);
- $params = self::fetch($id);
- $params['name'] = $params['name'].' '.get_lang('CopyLabelSuffix');
- $sid = self::add($params);
- if (!is_numeric($sid) || empty($sid)) {
- return false;
- }
- if ($copy_courses) {
- // Register courses from the original session to the new session
- $courses = self::get_course_list_by_session_id($id);
- $short_courses = $new_short_courses = array();
- if (is_array($courses) && count($courses)>0) {
- foreach ($courses as $course) {
- $short_courses[] = $course;
- }
- }
- $courses = null;
- //We will copy the current courses of the session to new courses
- if (!empty($short_courses)) {
- if ($create_new_courses) {
- //Just in case
- if (function_exists('ini_set')) {
- api_set_memory_limit('256M');
- ini_set('max_execution_time',0);
- }
- $params = array();
- $params['skip_lp_dates'] = true;
- foreach ($short_courses as $course_data) {
- $course_info = CourseManager::copy_course_simple($course_data['title'].' '.get_lang('CopyLabelSuffix'), $course_data['course_code'], $id, $sid, $params);
- if ($course_info) {
- //By default new elements are invisible
- if ($set_exercises_lp_invisible) {
- require_once api_get_path(SYS_CODE_PATH).'newscorm/learnpathList.class.php';
- $list = new LearnpathList('', $course_info['code'], $sid);
- $flat_list = $list->get_flat_list();
- if (!empty($flat_list)) {
- foreach($flat_list as $lp_id => $data) {
- api_item_property_update($course_info, TOOL_LEARNPATH, $lp_id, 'invisible', api_get_user_id(), 0 ,0, 0, 0, $sid);
- api_item_property_update($course_info, TOOL_LEARNPATH, $lp_id, 'invisible', api_get_user_id(), 0 ,0, 0, 0);
- }
- }
- $quiz_table = Database::get_course_table(TABLE_QUIZ_TEST);
- $course_id = $course_info['real_id'];
- //@todo check this query
- //Disabling quiz items
- $sql = "UPDATE $quiz_table SET active = 0 WHERE c_id = $course_id ";
- Database::query($sql);
- }
- $new_short_courses[] = $course_info['code'];
- }
- }
- } else {
- foreach($short_courses as $course_data) {
- $new_short_courses[] = $course_data['code'];
- }
- }
- $short_courses = $new_short_courses;
- $res = self::add_courses_to_session($sid, $short_courses, true);
- $short_courses = null;
- }
- }
- if ($copy_users) {
- // Register users from the original session to the new session
- $users = self::get_users_by_session($id);
- $short_users = array();
- if (is_array($users) && count($users)>0) {
- foreach ($users as $user) {
- $short_users[] = $user['user_id'];
- }
- }
- $users = null;
- //Subscribing in read only mode
- $res = self::suscribe_users_to_session($sid, $short_users, SESSION_VISIBLE_READ_ONLY, true, false);
- $short_users = null;
- }
- return $sid;
- }
- static function user_is_general_coach($user_id, $session_id) {
- $session_id = intval($session_id);
- $user_id = intval($user_id);
- $session_table = Database::get_main_table(TABLE_MAIN_SESSION);
- $sql = "SELECT DISTINCT id
- FROM $session_table
- WHERE session.id_coach = '".$user_id."' AND id = '$session_id'";
- $result = Database::query($sql);
- if ($result && Database::num_rows($result)) {
- return true;
- }
- return false;
- }
- /**
- * Get the number of sessions
- * @param int ID of the URL we want to filter on (optional)
- * @return int Number of sessions
- */
- public function count_sessions($access_url_id=null) {
- $session_table = Database::get_main_table(TABLE_MAIN_SESSION);
- $access_url_rel_session_table = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
- $sql = "SELECT count(id) FROM $session_table s";
- if (!empty($access_url_id) && $access_url_id == intval($access_url_id)) {
- $sql .= ", $access_url_rel_session_table u ".
- " WHERE s.id = u.session_id AND u.access_url_id = $access_url_id";
- }
- $res = Database::query($sql);
- $row = Database::fetch_row($res);
- return $row[0];
- }
- static function protect_session_edit($id = null) {
- $blockTeachers = !api_is_platform_admin() && (!api_is_teacher() || (api_is_teacher() && api_get_setting('allow_teachers_to_create_sessions') == 'false'));
- if ($blockTeachers) {
- api_not_allowed(true);
- }
- if (!empty($id)) {
- $session_info = self::fetch($id);
- if (empty($session_info)) {
- api_not_allowed(true);
- }
- if ($blockTeachers && !api_is_platform_admin() && api_get_setting('allow_session_admins_to_manage_all_sessions') != 'true') {
- if ($session_info['session_admin_id'] != api_get_user_id()) {
- api_not_allowed(true);
- }
- }
- //Blocking teachers that want to edit another session
- if ($blockTeachers == false && $session_info['id_coach'] != api_get_user_id()) {
- api_not_allowed(true);
- }
- }
- }
- static function get_session_by_course($course_code) {
- $table_session_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
- $table_session = Database::get_main_table(TABLE_MAIN_SESSION);
- $course_code = Database::escape_string($course_code);
- $sql = "SELECT name, s.id FROM $table_session_course sc INNER JOIN $table_session s ON (sc.id_session = s.id)
- WHERE sc.course_code = '$course_code' ";
- $result = Database::query($sql);
- return Database::store_result($result);
- }
- /**
- * @todo Add constatns in a DB table
- */
- static function get_session_change_user_reasons() {
- return array (
- self::SESSION_CHANGE_USER_REASON_SCHEDULE => get_lang('ScheduleChanged'),
- self::SESSION_CHANGE_USER_REASON_CLASSROOM => get_lang('ClassRoomChanged'),
- self::SESSION_CHANGE_USER_REASON_LOCATION => get_lang('LocationChanged'),
- //self::SESSION_CHANGE_USER_REASON_ENROLLMENT_ANNULATION => get_lang('EnrollmentAnnulation'),
- );
- }
- static function get_session_change_user_reasons_variations() {
- return array (
- self::SESSION_CHANGE_USER_REASON_SCHEDULE => array(
- 'default' => get_lang('ScheduleChanged'),
- 'from' => get_lang('ScheduleChangedFrom'),
- 'to' => get_lang('ScheduleChangedTo'),
- ),
- self::SESSION_CHANGE_USER_REASON_CLASSROOM => array(
- 'default' => get_lang('ClassRoomChanged'),
- 'from' => get_lang('ClassRoomChangedFrom'),
- 'to' => get_lang('ClassRoomChangedTo'),
- ),
- self::SESSION_CHANGE_USER_REASON_LOCATION => array(
- 'default' => get_lang('LocationChanged'),
- 'from' => get_lang('LocationChangedFrom'),
- 'to' => get_lang('LocationChangedTo'),
- )
- );
- }
- static function get_session_change_user_reasons_variations_by_id($id, $type) {
- $reasons = self::get_session_change_user_reasons_variations();
- $my_reason = isset($reasons[$id]) ? $reasons[$id] : null;
- return isset($my_reason[$type]) ? $my_reason[$type] : null;
- }
- static function get_session_changed_reason_label($id, $type) {
- switch ($type) {
- case 'origin':
- break;
- case 'destination':
- break;
- }
- }
- /**
- * Gets the reason name
- * @param int reason id
- */
- static function get_session_change_user_reason($id) {
- $reasons = self::get_session_change_user_reasons();
- return isset($reasons[$id]) ? $reasons[$id] : null;
- }
- /**
- * Changes the user from one session to another due a reason
- * @params int user_id
- * @params int old session id
- * @params int new session id
- * @params int see SessionManager::get_session_change_user_reasons()
- */
- static function change_user_session($user_id, $old_session_id, $new_session_id, $reason_id) {
- if (!empty($user_id) && !empty($old_session_id) && !empty($new_session_id)) {
- $user_id = intval($user_id);
- $old_session_id = intval($old_session_id);
- $new_session_id = intval($new_session_id);
- $reason_id = intval($reason_id);
- //self::unsubscribe_user_from_session($old_session_id, $user_id, $reason_id);
- //$tbl_session_rel_course_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $tbl_session_rel_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
- $tbl_session_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_USER);
- $tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
- // Update number of users
- $update_sql = "UPDATE $tbl_session SET nbr_users = nbr_users - 1 WHERE id = '$old_session_id' ";
- Database::query($update_sql);
- // Get the list of courses related to this session
- $course_list = SessionManager::get_course_list_by_session_id($old_session_id);
- if (!empty($course_list)) {
- foreach ($course_list as $course) {
- $course_code = $course['code'];
- // Delete user from course
- //Database::query("DELETE FROM $tbl_session_rel_course_rel_user WHERE id_session='$session_id' AND course_code='$course_code' AND id_user='$user_id'");
- //if (Database::affected_rows()) {
- // Update number of users in this relation
- $sql = "UPDATE $tbl_session_rel_course SET nbr_users = nbr_users - 1 WHERE id_session = '$old_session_id' AND course_code='$course_code'";
- Database::query($sql);
- //}
- }
- }
- //Deal with reasons
- switch ($reason_id) {
- case self::SESSION_CHANGE_USER_REASON_SCHEDULE:
- case self::SESSION_CHANGE_USER_REASON_CLASSROOM:
- case self::SESSION_CHANGE_USER_REASON_LOCATION:
- //Adding to the new session
- self::suscribe_users_to_session($new_session_id, array($user_id), null, false);
- //Setting move_to if session was provided
- $sql = "UPDATE $tbl_session_rel_user SET moved_to = '$new_session_id'
- WHERE id_session = '$old_session_id' AND id_user ='$user_id'";
- Database::query($sql);
- break;
- case self::SESSION_CHANGE_USER_REASON_ENROLLMENT_ANNULATION:
- UserManager::deactivate_users(array($user_id));
- break;
- }
- $now = api_get_utc_datetime();
- //Setting the moved_status
- $sql = "UPDATE $tbl_session_rel_user SET moved_status = $reason_id, moved_at = '$now'
- WHERE id_session = '$old_session_id' AND id_user ='$user_id'";
- Database::query($sql);
- return true;
- }
- return;
- }
- /**
- * Get users inside a course session
- */
- static function get_users_in_course_session($course_code, $id_session, $sort, $direction, $from = null, $limit = null) {
- $tbl_session_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_USER);
- $tbl_session_rel_course_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $tbl_user = Database::get_main_table(TABLE_MAIN_USER);
- $course_code = Database::escape_string($course_code);
- $id_session = Database::escape_string($id_session);
- $from = intval($from);
- $limit = intval($limit);
- $is_western_name_order = api_is_western_name_order();
- //Select the number of users
- $sql = " SELECT DISTINCT u.user_id,".($is_western_name_order ? 'u.firstname, u.lastname' : 'u.lastname, u.firstname').", u.username, scru.id_user as is_subscribed
- FROM $tbl_session_rel_user sru INNER JOIN $tbl_user u ON (u.user_id=sru.id_user)
- LEFT JOIN $tbl_session_rel_course_rel_user scru ON (u.user_id = scru.id_user AND scru.course_code = '".$course_code."' )
- WHERE sru.id_session = '$id_session' AND
- sru.moved_to = 0 AND sru.moved_status <> ".SessionManager::SESSION_CHANGE_USER_REASON_ENROLLMENT_ANNULATION." AND
- sru.relation_type<>".SESSION_RELATION_TYPE_RRHH;
- $sql .= " ORDER BY $sort $direction ";
- if (!empty($from) && !empty($limit)) {
- $sql .= " LIMIT $from, $limit";
- }
- $result = Database::query($sql);
- if (Database::num_rows($result)) {
- return Database::store_result($result);
- }
- return false;
- }
- static function get_count_users_in_course_session($course_code, $id_session) {
- $tbl_session_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_USER);
- $tbl_session_rel_course_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- //Select the number of users
- $sql = " SELECT count(*) FROM $tbl_session_rel_user sru, $tbl_session_rel_course_rel_user srcru
- WHERE srcru.id_user = sru.id_user AND
- srcru.id_session = sru.id_session AND
- srcru.course_code = '".Database::escape_string($course_code)."' AND
- srcru.id_session = '".intval($id_session)."' AND
- (sru.moved_to = 0 AND sru.moved_status <> ".SessionManager::SESSION_CHANGE_USER_REASON_ENROLLMENT_ANNULATION.") AND
- sru.relation_type<>".SESSION_RELATION_TYPE_RRHH;
- $result = Database::query($sql);
- if (Database::num_rows($result)) {
- return Database::result($result,0,0);
- }
- return 0;
- }
- /**
- * Get the list of coaches (only user ids)
- * @param string course_code
- * @param in session_id
- * @return array
- */
- static function get_session_course_coaches($course_code, $session_id) {
- $tbl_user = Database::get_main_table(TABLE_MAIN_USER);
- $tbl_session_rel_course_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- // Get coachs of the courses in session
- $sql = "SELECT user.user_id FROM $tbl_session_rel_course_rel_user session_rcru, $tbl_user user
- WHERE session_rcru.id_user = user.user_id AND
- session_rcru.id_session = '".intval($session_id)."' AND
- session_rcru.course_code ='".Database::escape_string($course_code)."' AND
- session_rcru.status=2";
- $result = Database::query($sql);
- return Database::store_result($result);
- }
- static function get_session_course_coaches_by_user($course_code, $session_id, $user_id) {
- $tbl_user = Database::get_main_table(TABLE_MAIN_USER);
- $tbl_session_rel_course_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- // Get coachs of the courses in session
- $sql = "SELECT user.user_id FROM $tbl_session_rel_course_rel_user session_rcru, $tbl_user user
- WHERE session_rcru.id_user = user.user_id AND
- session_rcru.id_session = '".intval($session_id)."' AND
- session_rcru.course_code ='".Database::escape_string($course_code)."' AND
- session_rcru.status=2";
- $result = Database::query($sql);
- return Database::store_result($result);
- }
- static function get_session_course_coaches_to_string($course_code, $session_id) {
- $coaches = self::get_session_course_coaches($course_code, $session_id);
- if (!empty($coaches)) {
- $coach_list = array();
- foreach ($coaches as $coach_info) {
- $user_info = api_get_user_info($coach_info['user_id']);
- $coach_list[] = $user_info['complete_name'];
- }
- if (!empty($coach_list)) {
- return implode(', ', $coach_list);
- }
- }
- return get_lang('None');
- }
- static function delete_course_in_session($id_session, $course_code) {
- $tbl_session_rel_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
- $tbl_session_rel_course_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
- $tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
- $id_session = intval($id_session);
- $course_code = Database::escape_string($course_code);
- if (!empty($id_session) && !empty($course_code)) {
- Database::query("DELETE FROM $tbl_session_rel_course WHERE id_session='$id_session' AND course_code = '$course_code'");
- $nbr_affected_rows=Database::affected_rows();
- Database::query("DELETE FROM $tbl_session_rel_course_rel_user WHERE id_session='$id_session' AND course_code = '$course_code'");
- Database::query("UPDATE $tbl_session SET nbr_courses=nbr_courses-$nbr_affected_rows WHERE id='$id_session'");
- }
- }
- static function get_sessions_by_user($user_id) {
- $session_categories = UserManager::get_sessions_by_category($user_id);
- $session_array = array();
- if (!empty($session_categories)) {
- foreach ($session_categories as $category) {
- if (isset($category['sessions'])) {
- foreach ($category['sessions'] as $session) {
- $session_array[] = $session;
- }
- }
- }
- }
- return $session_array;
- }
- static function get_session_rel_user_by_moved_to($session_id, $user_id) {
- $tbl_session_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_USER);
- $sql = "SELECT id_session, moved_status, moved_at FROM $tbl_session_rel_user WHERE id_user = $user_id AND moved_to = $session_id LIMIT 1";
- $result = Database::query($sql);
- if (Database::num_rows($result)) {
- $result = Database::store_result($result,'ASSOC');
- return $result[0];
- }
- return false;
- }
- static function get_coaches_by_keyword($tag) {
- $tbl_user = Database::get_main_table(TABLE_MAIN_USER);
- $order_clause = api_sort_by_first_name() ? ' ORDER BY firstname, lastname, username' : ' ORDER BY lastname, firstname, username';
- $select ="SELECT user.user_id, lastname, firstname, username ";
- $sql = " $select FROM $tbl_user user WHERE status='1'";
- $tag = Database::escape_string($tag);
- $where_condition = array();
- if (!empty($tag)) {
- $condition = ' LIKE "%'.$tag.'%"';
- $where_condition = array( "firstname $condition",
- "lastname $condition",
- "username $condition"
- );
- $where_condition = ' AND ('.implode(' OR ', $where_condition).') ';
- }
- if (api_is_multiple_url_enabled()) {
- $tbl_user_rel_access_url= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
- $access_url_id = api_get_current_access_url_id();
- if ($access_url_id != -1){
- $sql = $select.' FROM '.$tbl_user.' user
- INNER JOIN '.$tbl_user_rel_access_url.' url_user ON (url_user.user_id=user.user_id)
- WHERE access_url_id = '.$access_url_id.' AND status = 1';
- }
- }
- $sql .= $where_condition.$order_clause;
- $result = Database::query($sql);
- return Database::store_result($result, 'ASSOC');
- }
- /**
- * Returns a human readable string
- * @params array An array with all the session dates
- * @return string
- */
- static function parse_session_dates($session_info) {
- //This will clean the variables if 0000-00-00 00:00:00 the variable will be empty
- $start_date = api_get_local_time($session_info['display_start_date'], null, null, true);
- $end_date = api_get_local_time($session_info['display_end_date'], null, null, true);
- $msg_date = null;
- if (!empty($start_date) && !empty($end_date)) {
- //$msg_date = get_lang('From').' '.$start_date.' '.get_lang('To').' '.$end_date;
- $msg_date = sprintf(get_lang('FromDateXToDateY'), $start_date, $end_date);
- } else {
- if (!empty($start_date)) {
- $msg_date = get_lang('From').' '.$start_date;
- }
- if (!empty($end_date)) {
- $msg_date = get_lang('Until').' '.$end_date;
- }
- }
- return $msg_date;
- }
- static public function get_session_columns($list_type = 'simple') {
- //$activeurl = '?sidx=session_active';
- //Column config
- $operators = array('cn', 'nc');
- $date_operators = array('gt', 'ge', 'lt', 'le');
- switch ($list_type) {
- case 'simple':
- $columns = array(
- get_lang('Name'),
- get_lang('SessionDisplayStartDate'),
- get_lang('SessionDisplayEndDate'),
- //get_lang('SessionCategoryName'),
- //get_lang('Coach'),
- //get_lang('Status'),
- get_lang('Visibility'),
- //get_lang('CourseTitle'),
- );
- $column_model = array (
- array('name'=>'name', 'index'=>'name', 'width'=>'200', 'align'=>'left', 'search' => 'true', 'searchoptions' => array('sopt' => $operators)),
- array('name'=>'display_start_date', 'index'=>'display_start_date', 'width'=>'70', 'align'=>'left', 'search' => 'true', 'searchoptions' => array('dataInit' => 'date_pick_today', 'sopt' => $date_operators)),
- array('name'=>'display_end_date', 'index'=>'display_end_date', 'width'=>'70', 'align'=>'left', 'search' => 'true', 'searchoptions' => array('dataInit' => 'date_pick_one_month', 'sopt' => $date_operators)),
- // array('name'=>'category_name', 'index'=>'category_name', 'hidden' => 'true', 'width'=>'70', 'align'=>'left', 'search' => 'true', 'searchoptions' => array('searchhidden' =>'true', 'sopt' => $operators)),
- //array('name'=>'access_start_date', 'index'=>'access_start_date', 'width'=>'60', 'align'=>'left', 'search' => 'true', 'searchoptions' => array('searchhidden' =>'true')),
- //array('name'=>'access_end_date', 'index'=>'access_end_date', 'width'=>'60', 'align'=>'left', 'search' => 'true', 'searchoptions' => array('searchhidden' =>'true')),
- //array('name'=>'coach_name', 'index'=>'coach_name', 'width'=>'70', 'align'=>'left', 'search' => 'false', 'searchoptions' => array('sopt' => $operators)),
- //array('name'=>'session_active', 'index'=>'session_active', 'width'=>'25', 'align'=>'left', 'search' => 'true', 'stype'=>'select',
- //for the bottom bar
- // 'searchoptions' => array(
- // 'defaultValue' => '1',
- // 'value' => '1:'.get_lang('Active').';0:'.get_lang('Inactive')),
- //for the top bar
- //'editoptions' => array('value' => '" ":'.get_lang('All').';1:'.get_lang('Active').';0:'.get_lang('Inactive'))
- //),
- //array('name'=>'course_code', 'index'=>'course_code', 'width'=>'40', 'hidden' => 'true', 'search' => 'true', 'searchoptions' => array('searchhidden' =>'true','sopt' => $operators)),
- array('name'=>'visibility', 'index'=>'visibility', 'width'=>'40', 'align'=>'left', 'search' => 'false'),
- //array('name'=>'course_title', 'index'=>'course_title', 'width'=>'50', 'hidden' => 'true', 'search' => 'true', 'searchoptions' => array('searchhidden' =>'true','sopt' => $operators)),
- );
- break;
- case 'complete':
- $columns = array(
- get_lang('Name'),
- get_lang('SessionDisplayStartDate'),
- get_lang('SessionDisplayEndDate'),
- //get_lang('SessionCategoryName'),
- get_lang('Coach'),
- get_lang('Status'),
- get_lang('Visibility'),
- get_lang('CourseTitle'),
- );
- $column_model = array (
- array('name'=>'name', 'index'=>'name', 'width'=>'200', 'align'=>'left', 'search' => 'true', 'searchoptions' => array('sopt' => $operators)),
- array('name'=>'display_start_date', 'index'=>'display_start_date', 'width'=>'70', 'align'=>'left', 'search' => 'true', 'searchoptions' => array('dataInit' => 'date_pick_today', 'sopt' => $date_operators)),
- array('name'=>'display_end_date', 'index'=>'display_end_date', 'width'=>'70', 'align'=>'left', 'search' => 'true', 'searchoptions' => array('dataInit' => 'date_pick_one_month', 'sopt' => $date_operators)),
- // array('name'=>'category_name', 'index'=>'category_name', 'hidden' => 'true', 'width'=>'70', 'align'=>'left', 'search' => 'true', 'searchoptions' => array('searchhidden' =>'true', 'sopt' => $operators)),
- //array('name'=>'access_start_date', 'index'=>'access_start_date', 'width'=>'60', 'align'=>'left', 'search' => 'true', 'searchoptions' => array('searchhidden' =>'true')),
- //array('name'=>'access_end_date', 'index'=>'access_end_date', 'width'=>'60', 'align'=>'left', 'search' => 'true', 'searchoptions' => array('searchhidden' =>'true')),
- array('name'=>'coach_name', 'index'=>'coach_name', 'width'=>'70', 'align'=>'left', 'search' => 'false', 'searchoptions' => array('sopt' => $operators)),
- array('name'=>'session_active', 'index'=>'session_active', 'width'=>'25', 'align'=>'left', 'search' => 'true', 'stype'=>'select',
- //for the bottom bar
- 'searchoptions' => array(
- 'defaultValue' => '1',
- 'value' => '1:'.get_lang('Active').';0:'.get_lang('Inactive')),
- //for the top bar
- 'editoptions' => array('value' => '" ":'.get_lang('All').';1:'.get_lang('Active').';0:'.get_lang('Inactive'))
- ),
- //array('name'=>'course_code', 'index'=>'course_code', 'width'=>'40', 'hidden' => 'true', 'search' => 'true', 'searchoptions' => array('searchhidden' =>'true','sopt' => $operators)),
- array('name'=>'visibility', 'index'=>'visibility', 'width'=>'40', 'align'=>'left', 'search' => 'false'),
- array('name'=>'course_title', 'index'=>'course_title', 'width'=>'50', 'hidden' => 'true', 'search' => 'true', 'searchoptions' => array('searchhidden' =>'true','sopt' => $operators)),
- );
- break;
- }
- //Inject extra session fields
- $session_field = new SessionField();
- $session_field_option = new SessionFieldOption();
- $fields = $session_field->get_all(array('field_visible = ? AND field_filter = ?' => array(1, 1)), 'option_display_text');
- $rules = array();
- if (!empty($fields)) {
- foreach ($fields as $field) {
- $search_options = array();
- $type = 'text';
- if (in_array($field['field_type'], array(ExtraField::FIELD_TYPE_SELECT, ExtraField::FIELD_TYPE_DOUBLE_SELECT))) {
- $type = 'select';
- $search_options['sopt'] = array('eq', 'ne'); //equal not equal
- } else {
- $search_options['sopt'] = array('cn', 'nc');//contains not contains
- }
- $search_options['searchhidden'] = 'true';
- $search_options['defaultValue'] = isset($search_options['field_default_value']) ? $search_options['field_default_value'] : null;
- if ($field['field_type'] == ExtraField::FIELD_TYPE_DOUBLE_SELECT) {
- //Add 2 selects
- $options = $session_field_option->get_field_options_by_field($field['id']);
- $options = ExtraField::extra_field_double_select_convert_array_to_ordered_array($options);
- $first_options = array();
- if (!empty($options)) {
- foreach ($options as $option) {
- foreach ($option as $sub_option) {
- if ($sub_option['option_value'] == 0) {
- $first_options[] = $sub_option['field_id'].'#'.$sub_option['id'].':'.$sub_option['option_display_text'];
- } else {
- }
- }
- }
- }
- $search_options['value'] = implode(';', $first_options);
- $search_options['dataInit'] = 'fill_second_select';
- //First
- $column_model[] = array(
- 'name' => 'extra_'.$field['field_variable'],
- 'index' => 'extra_'.$field['field_variable'],
- 'width' => '100',
- 'hidden' => 'true',
- 'search' => 'true',
- 'stype' => 'select',
- 'searchoptions' => $search_options
- );
- $columns[] = $field['field_display_text'].' (1)';
- $rules[] = array('field' => 'extra_'.$field['field_variable'], 'op' => 'cn');
- //Second
- $search_options['value'] = $field['id'].':';
- $search_options['dataInit'] = 'register_second_select';
- $column_model[] = array(
- 'name' => 'extra_'.$field['field_variable'].'_second',
- 'index' => 'extra_'.$field['field_variable'].'_second',
- 'width' => '100',
- 'hidden' => 'true',
- 'search' => 'true',
- 'stype' => 'select',
- 'searchoptions' => $search_options
- );
- $columns[] = $field['field_display_text'].' (2)';
- $rules[] = array('field' => 'extra_'.$field['field_variable'].'_second', 'op' => 'cn');
- continue;
- } else {
- $search_options['value'] = $session_field_option->get_field_options_to_string($field['id'], false, 'option_display_text');
- }
- $column_model[] = array(
- 'name' => 'extra_'.$field['field_variable'],
- 'index' => 'extra_'.$field['field_variable'],
- 'width' => '100',
- 'hidden' => 'true',
- 'search' => 'true',
- 'stype' => $type,
- 'searchoptions' => $search_options
- );
- $columns[] = $field['field_display_text'];
- $rules[] = array('field' => 'extra_'.$field['field_variable'], 'op' => 'cn');
- }
- }
- $column_model[] = array('name'=>'actions', 'index'=>'actions', 'width'=>'80', 'align'=>'left','formatter'=>'action_formatter','sortable'=>'false', 'search' => 'false');
- $columns[] = get_lang('Actions');
- foreach ($column_model as $col_model) {
- $simple_column_name[] = $col_model['name'];
- }
- $return_array = array(
- 'columns' => $columns,
- 'column_model' => $column_model,
- 'rules' => $rules,
- 'simple_column_name' => $simple_column_name
- );
- return $return_array;
- }
- static function getSessionsByCategory($categoryId) {
- $categoryId = intval($categoryId);
- $tableSession = Database::get_main_table(TABLE_MAIN_SESSION);
- $sql = "select * FROM $tableSession WHERE session_category_id = $categoryId";
- $result = Database::query($sql);
- return Database::store_result($result);
- }
- }
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