| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | // This file is part of Moodle - http://moodle.org/ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | // | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  | // Moodle is free software: you can redistribute it and/or modify | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | // it under the terms of the GNU General Public License as published by | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | // the Free Software Foundation, either version 3 of the License, or | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | // (at your option) any later version. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | // | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | // Moodle is distributed in the hope that it will be useful, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | // but WITHOUT ANY WARRANTY; without even the implied warranty of | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | // GNU General Public License for more details. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | // | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | // You should have received a copy of the GNU General Public License | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | // along with Moodle.  If not, see <http://www.gnu.org/licenses/>. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |  * Mobile output class for bigbluebuttonbn | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |  * @package    mod_bigbluebuttonbn | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |  * @copyright  2018 onwards, Blindside Networks Inc | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |  * @author     Jesus Federico  (jesus [at] blindsidenetworks [dt] com) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  | namespace mod_bigbluebuttonbn\output; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  | defined('MOODLE_INTERNAL') || die(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  | use context_module; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  | use mod_bigbluebuttonbn\locallib\bigbluebutton; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  | require_once($CFG->dirroot . '/mod/bigbluebuttonbn/locallib.php'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  | require_once($CFG->dirroot . '/lib/grouplib.php'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |  * Mobile output class for bigbluebuttonbn | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |  * @package    mod_bigbluebuttonbn | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |  * @copyright  2018 onwards, Blindside Networks Inc | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |  * @author     Jesus Federico  (jesus [at] blindsidenetworks [dt] com) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  | class mobile { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |      * Returns the bigbluebuttonbn course view for the mobile app. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |      * @param mixed $args | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |      * @return array HTML, javascript and other data. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |      * @throws \coding_exception | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |      * @throws \moodle_exception | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |      * @throws \require_login_exception | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |      * @throws \required_capability_exception | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |     public static function mobile_course_view($args) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |         global $OUTPUT, $SESSION; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |         $args = (object) $args; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |         $viewinstance = bigbluebuttonbn_view_validator($args->cmid, null); | 
                            
                    |  |  |  | 
                                                                                        
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                | 61 |  |  |         if (!$viewinstance) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |             $error = get_string('view_error_url_missing_parameters', 'bigbluebuttonbn'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |             return(self::mobile_print_error($error)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |         $bbbsession = bigbluebutton::build_bbb_session_fromviewinstance($viewinstance); | 
                            
                    |  |  |  | 
                                                                                        
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                | 67 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |         // Create variables for easy access. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |         $bigbluebuttonbn = $viewinstance['bigbluebuttonbn']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |         $serverversion = $bbbsession['serverversion']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |         $cm = $bbbsession['cm']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |         $course = $bbbsession['course']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |         $context = $bbbsession['context']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |         // Check activity status. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |         $activitystatus = \mod_bigbluebuttonbn\locallib\mobileview::get_activity_status($bbbsession); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |         if ($activitystatus == 'not_started') { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |             $message = get_string('view_message_conference_not_started', 'bigbluebuttonbn'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |             $notstarted = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |             $notstarted['starts_at'] = ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |             $notstarted['ends_at'] = ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |             if (!empty($bigbluebuttonbn->openingtime)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |                 $notstarted['starts_at'] = sprintf( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |                     '%s: %s', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |                     get_string('mod_form_field_openingtime', 'bigbluebuttonbn'), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |                     userdate($bigbluebuttonbn->openingtime) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |                 ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |             if (!empty($bigbluebuttonbn->closingtime)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |                 $notstarted['ends_at'] = sprintf( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |                     '%s: %s', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |                     get_string('mod_form_field_closingtime', 'bigbluebuttonbn'), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |                     userdate($bigbluebuttonbn->closingtime) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |                 ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |             return(self::mobile_print_notification($bigbluebuttonbn, $cm, $message, $notstarted)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |         if ($activitystatus == 'ended') { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |             $message = get_string('view_message_conference_has_ended', 'bigbluebuttonbn'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |             return(self::mobile_print_notification($bigbluebuttonbn, $cm, $message)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |         // Check if the BBB server is working. | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 106 |  | View Code Duplication |         if (is_null($serverversion)) { | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |             if ($bbbsession['administrator']) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |                 $error = get_string('view_error_unable_join', 'bigbluebuttonbn'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |             } else if ($bbbsession['moderator']) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |                 $error = get_string('view_error_unable_join_teacher', 'bigbluebuttonbn'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |             } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |                 $error = get_string('view_error_unable_join_student', 'bigbluebuttonbn'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |             return(self::mobile_print_error($error)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |         // Mark viewed by user (if required). | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |         $completion = new \completion_info($course); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |         $completion->set_module_viewed($cm); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |         // Validate if the user is in a role allowed to join. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |         if (!has_capability('moodle/category:manage', $context) && | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |             !has_capability('mod/bigbluebuttonbn:join', $context)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |             $error = get_string('view_nojoin', 'bigbluebuttonbn'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |             return(self::mobile_print_error($error)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |         // Initialize session variable used across views. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |         $SESSION->bigbluebuttonbn_bbbsession = $bbbsession; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |         // Logic of bbb_view for join to session. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |         // If user is not administrator nor moderator (user is student) and waiting is required. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |         if (!$bbbsession['administrator'] && !$bbbsession['moderator'] && $bbbsession['wait']) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |             $canjoin = \mod_bigbluebuttonbn\locallib\bigbluebutton::can_join_meeting($args->cmid); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |             if (!$canjoin['can_join']) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |                 $message = get_string('view_message_conference_wait_for_moderator', 'bigbluebuttonbn'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |                 return (self::mobile_print_notification($bigbluebuttonbn, $cm, $message)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |         // See if the BBB session is already in progress. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |         if (!bigbluebuttonbn_is_meeting_running($bbbsession['meetingid'])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |             // The meeting doesnt exist in BBB server, must be created. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |             $response = bigbluebuttonbn_get_create_meeting_array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |                 \mod_bigbluebuttonbn\locallib\mobileview::create_meeting_data($bbbsession), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |                 \mod_bigbluebuttonbn\locallib\mobileview::create_meeting_metadata($bbbsession), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |                 $bbbsession['presentation']['name'], | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |                 $bbbsession['presentation']['url'] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |             ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |  | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 154 |  | View Code Duplication |             if (empty($response)) { | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |                 // The BBB server is failing. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  |                 if ($bbbsession['administrator']) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |                     $e = get_string('view_error_unable_join', 'bigbluebuttonbn'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  |                 } else if ($bbbsession['moderator']) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |                     $e = get_string('view_error_unable_join_teacher', 'bigbluebuttonbn'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  |                 } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |                     $e = get_string('view_error_unable_join_student', 'bigbluebuttonbn'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |                 } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  |                 return(self::mobile_print_error($e)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  |             if ($response['returncode'] == 'FAILED') { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  |                 // The meeting could not be created. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |                 $errorkey = bigbluebuttonbn_get_error_key($response['messageKey'],  'view_error_create'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |                 $e = get_string($errorkey, 'bigbluebuttonbn'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  |                 return(self::mobile_print_error($e)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |             if ($response['hasBeenForciblyEnded'] == 'true') { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  |                 $e = get_string('index_error_forciblyended', 'bigbluebuttonbn'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  |                 return(self::mobile_print_error($e)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 |  |  |             // Event meeting created. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  |             bigbluebuttonbn_event_log(\mod_bigbluebuttonbn\event\events::$events['meeting_create'], $bigbluebuttonbn); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  |             // Insert a record that meeting was created. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  |             $overrides = array('meetingid' => $bbbsession['meetingid']); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  |             $meta = '{"record":'.($bbbsession['record'] ? 'true' : 'false').'}'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |             bigbluebuttonbn_log($bbbsession['bigbluebuttonbn'], BIGBLUEBUTTONBN_LOG_EVENT_CREATE, $overrides, $meta); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |         // It is part of 'bigbluebuttonbn_bbb_view_join_meeting' in bbb_view. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  |         // Update the cache. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  |         $meetinginfo = bigbluebuttonbn_get_meeting_info($bbbsession['meetingid'], BIGBLUEBUTTONBN_UPDATE_CACHE); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  |         if ($bbbsession['userlimit'] > 0 && intval($meetinginfo['participantCount']) >= $bbbsession['userlimit']) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  |             // No more users allowed to join. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  |             $message = get_string('view_error_userlimit_reached', 'bigbluebuttonbn'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 190 |  |  |             return(self::mobile_print_notification($bigbluebuttonbn, $cm, $message)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 191 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 192 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 193 |  |  |         // Build final url to BBB. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 |  |  |         $urltojoin = \mod_bigbluebuttonbn\locallib\mobileview::build_url_join_session($bbbsession); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 195 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 196 |  |  |         // Check groups access and show message. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 197 |  |  |         $msjgroup = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 198 |  |  |         $groupmode = groups_get_activity_groupmode($bbbsession['cm']); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 199 |  |  |         if ($groupmode != NOGROUPS) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 200 |  |  |             $msjgroup = array("message" => get_string('view_mobile_message_groups_not_supported', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 201 |  |  |                 'bigbluebuttonbn')); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 202 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 203 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 204 |  |  |         $data = array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 205 |  |  |             'bigbluebuttonbn' => $bigbluebuttonbn, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 206 |  |  |             'bbbsession' => (object) $bbbsession, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 207 |  |  |             'msjgroup' => $msjgroup, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 208 |  |  |             'urltojoin' => $urltojoin, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 209 |  |  |             'cmid' => $cm->id, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 210 |  |  |             'courseid' => $course->id | 
            
                                                                                                            
                            
            
                                    
            
            
                | 211 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 212 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 213 |  |  |         // We want to show a notification when user excedded 45 seconds without click button. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 214 |  |  |         $jstimecreatedmeeting = 'setTimeout(function(){ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 215 |  |  |         document.getElementById("bigbluebuttonbn-mobile-notifications").style.display = "block"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 216 |  |  |         document.getElementById("bigbluebuttonbn-mobile-join").disabled = true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 217 |  |  |         document.getElementById("bigbluebuttonbn-mobile-meetingready").style.display = "none"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 218 |  |  |         }, 45000);'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 219 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 220 |  |  |         return array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 221 |  |  |             'templates' => array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 222 |  |  |                 array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 223 |  |  |                     'id' => 'main', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 224 |  |  |                     'html' => $OUTPUT->render_from_template('mod_bigbluebuttonbn/mobile_view_page', $data), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 225 |  |  |                 ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 226 |  |  |             ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 227 |  |  |             'javascript' => $jstimecreatedmeeting, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 228 |  |  |             'otherdata' => '', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 229 |  |  |             'files' => '' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 230 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 231 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 232 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 233 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 234 |  |  |      * Returns the view for errors. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 235 |  |  |      * @param string $error Error to display. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 236 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 237 |  |  |      * @return array       HTML, javascript and otherdata | 
            
                                                                                                            
                            
            
                                    
            
            
                | 238 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 239 |  |  |     protected static function mobile_print_error($error) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 240 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 241 |  |  |         global $OUTPUT; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 242 |  |  |         $data = array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 243 |  |  |             'error' => $error | 
            
                                                                                                            
                            
            
                                    
            
            
                | 244 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 245 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 246 |  |  |         return array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 247 |  |  |             'templates' => array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 248 |  |  |                 array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 249 |  |  |                     'id' => 'main', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 250 |  |  |                     'html' => $OUTPUT->render_from_template('mod_bigbluebuttonbn/mobile_view_error', $data), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 251 |  |  |                 ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 252 |  |  |             ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 253 |  |  |             'javascript' => '', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 254 |  |  |             'otherdata' => '', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 255 |  |  |             'files' => '' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 256 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 257 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 258 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 259 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 260 |  |  |      * Returns the view for messages. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 261 |  |  |      * @param object $bigbluebuttonbn | 
            
                                                                                                            
                            
            
                                    
            
            
                | 262 |  |  |      * @param stdClass $cm | 
            
                                                                                                            
                            
            
                                    
            
            
                | 263 |  |  |      * @param string $message Message to display. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 264 |  |  |      * @param array $notstarted Extra messages for not started session. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 265 |  |  |      * @return array HTML, javascript and otherdata | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 266 |  |  |      */ | 
            
                                                        
            
                                    
            
            
                | 267 |  |  |     protected static function mobile_print_notification($bigbluebuttonbn, $cm, $message, $notstarted = array()) { | 
            
                                                        
            
                                    
            
            
                | 268 |  |  |  | 
            
                                                        
            
                                    
            
            
                | 269 |  |  |         global $OUTPUT, $CFG; | 
            
                                                        
            
                                    
            
            
                | 270 |  |  |         $data = array( | 
            
                                                        
            
                                    
            
            
                | 271 |  |  |             'bigbluebuttonbn' => $bigbluebuttonbn, | 
            
                                                        
            
                                    
            
            
                | 272 |  |  |             'cmid' => $cm->id, | 
            
                                                        
            
                                    
            
            
                | 273 |  |  |             'message' => $message, | 
            
                                                        
            
                                    
            
            
                | 274 |  |  |             'not_started' => $notstarted | 
            
                                                        
            
                                    
            
            
                | 275 |  |  |         ); | 
            
                                                        
            
                                    
            
            
                | 276 |  |  |  | 
            
                                                        
            
                                    
            
            
                | 277 |  |  |         return array( | 
            
                                                        
            
                                    
            
            
                | 278 |  |  |             'templates' => array( | 
            
                                                        
            
                                    
            
            
                | 279 |  |  |                 array( | 
            
                                                        
            
                                    
            
            
                | 280 |  |  |                     'id' => 'main', | 
            
                                                        
            
                                    
            
            
                | 281 |  |  |                     'html' => $OUTPUT->render_from_template('mod_bigbluebuttonbn/mobile_view_notification', $data), | 
            
                                                        
            
                                    
            
            
                | 282 |  |  |                 ), | 
            
                                                        
            
                                    
            
            
                | 283 |  |  |             ), | 
            
                                                        
            
                                    
            
            
                | 284 |  |  |             'javascript' => file_get_contents($CFG->dirroot . '/mod/bigbluebuttonbn/mobile.notification.js'), | 
            
                                                        
            
                                    
            
            
                | 285 |  |  |             'otherdata' => '', | 
            
                                                        
            
                                    
            
            
                | 286 |  |  |             'files' => '' | 
            
                                                        
            
                                    
            
            
                | 287 |  |  |         ); | 
            
                                                        
            
                                    
            
            
                | 288 |  |  |     } | 
            
                                                        
            
                                    
            
            
                | 289 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 290 |  |  |  | 
            
                        
It seems like the type of the argument is not accepted by the function/method which you are calling.
In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug.
We suggest to add an explicit type cast like in the following example: