BBB: Add big_blue_button_students_start_conference_in_groups

See BT#18099

plugin/bbb/lang/english.php

@@ -81,3 +81,5 @@ $strings['ThereIsNoVideoConferenceActive'] = 'There is no videoconference curren
 $strings['RoomClosed'] = 'Room closed';
 $strings['RoomClosedComment'] = ' ';
 $strings['meeting_duration'] = 'Meeting duration (in minutes)';
+$strings['big_blue_button_students_start_conference_in_groups'] = 'Allow students to start conference in their groups.';
+

plugin/bbb/lang/french.php

@@ -76,3 +76,4 @@ $strings['SetByStudent'] = 'Choisi par l\'apprenant';
 $strings['bbb_force_record_generation'] = 'Forcer la génération de l\'enregistrement à la fin de la session';
 $strings['ThereIsNoVideoConferenceActive'] = "Il n'y a aucune vidéoconférence actuellement active";
 $strings['meeting_duration'] = 'Durée de la conférence (en minutes)';
+$strings['big_blue_button_students_start_conference_in_groups'] = 'Permettre aux apprenants de démarrer les vidéoconferénces de leurs groupes';

plugin/bbb/lib/bbb.lib.php

@@ -669,6 +669,27 @@ class bbb
         }
 
         $courseInfo = api_get_course_info();
+        $groupId = api_get_group_id();
+        if (!empty($groupId) && !empty($courseInfo)) {
+            $groupEnabled = api_get_course_plugin_setting('bbb', 'bbb_enable_conference_in_groups') === '1';
+            if ($groupEnabled) {
+                $studentCanStartConference = api_get_course_plugin_setting(
+                        'bbb',
+                        'big_blue_button_students_start_conference_in_groups'
+                    ) === '1';
+
+                if ($studentCanStartConference) {
+                    $isSubscribed = GroupManager::is_user_in_group(
+                        api_get_user_id(),
+                        GroupManager::get_group_properties($groupId)
+                    );
+                    if ($isSubscribed) {
+                        return true;
+                    }
+                }
+            }
+        }
+
 
         if (!empty($courseInfo)) {
             return api_is_course_admin();

plugin/bbb/lib/bbb_plugin.class.php

@@ -41,6 +41,10 @@ class BBBPlugin extends Plugin
             'name' => 'bbb_force_record_generation',
             'type' => 'checkbox',
         ],
+        [
+            'name' => 'big_blue_button_students_start_conference_in_groups',
+            'type' => 'checkbox',
+        ],
     ];
 
     /**

plugin/bbb/listing.php

@@ -23,8 +23,9 @@ $roomTable = Database::get_main_table('plugin_bbb_room');
 
 $htmlHeadXtra[] = api_get_js_simple(api_get_path(WEB_PLUGIN_PATH).'bbb/resources/utils.js');
 
-$action = isset($_GET['action']) ? $_GET['action'] : '';
+$action = $_GET['action'] ?? '';
 $userId = api_get_user_id();
+$groupId = api_get_group_id();
 
 $bbb = new bbb('', '', $isGlobal, $isGlobalPerUser);
 
@@ -36,7 +37,7 @@ if ($bbb->isGlobalConference()) {
 }
 
 $courseInfo = api_get_course_info();
-$courseCode = isset($courseInfo['code']) ? $courseInfo['code'] : '';
+$courseCode = $courseInfo['code'] ?? '';
 
 $message = '';
 if ($conferenceManager) {
@@ -272,7 +273,7 @@ if ($conferenceManager) {
             break;
     }
 } else {
-    if ($action == 'logout') {
+    if ($action === 'logout') {
         // Update out_at field of user
         $remoteId = Database::escape_string($_GET['remote_id']);
         $meetingData = Database::select(
@@ -334,7 +335,7 @@ if ($conferenceManager) {
 $meetings = $bbb->getMeetings(
     api_get_course_int_id(),
     api_get_session_id(),
-    api_get_group_id()
+    $groupId
 );
 if (!empty($meetings)) {
     $meetings = array_reverse($meetings);
@@ -353,6 +354,24 @@ if ($bbb->isGlobalConference() && $bbb->isGlobalConferencePerUserEnabled()) {
     $userCanSeeJoinButton = true;
 }
 
+if (!empty($groupId) && false === $userCanSeeJoinButton) {
+    $isSubscribed = GroupManager::is_subscribed(api_get_user_id(), GroupManager::get_group_properties($groupId));
+    if ($isSubscribed) {
+        $groupEnabled = api_get_course_plugin_setting(
+                'bbb',
+                'bbb_enable_conference_in_groups',
+                $courseInfo
+            ) === '1';
+
+        $studentCanStartConference = api_get_course_plugin_setting(
+                'bbb',
+                'big_blue_button_students_start_conference_in_groups',
+                $courseInfo
+            ) === '1';
+        $userCanSeeJoinButton = $groupEnabled && $studentCanStartConference;
+    }
+}
+
 if (($meetingExists || $userCanSeeJoinButton) && ($maxUsers == 0 || $maxUsers > $usersOnline)) {
     $showJoinButton = true;
 }
@@ -376,7 +395,6 @@ if ($bbb->isGlobalConference() === false &&
         </script>';
 
     $form = new FormValidator(api_get_self().'?'.api_get_cidreq());
-    $groupId = api_get_group_id();
     if ($conferenceManager) {
         $groups = GroupManager::get_groups();
     } else {

plugin/bbb/start.php

@@ -1,4 +1,5 @@
 <?php
+
 /* For license terms, see /license.txt */
 
 /**
@@ -8,7 +9,7 @@ require_once __DIR__.'/../../vendor/autoload.php';
 
 $course_plugin = 'bbb'; //needed in order to load the plugin lang variables
 
-$isGlobal = isset($_GET['global']) ? true : false;
+$isGlobal = isset($_GET['global']);
 $isGlobalPerUser = isset($_GET['user_id']) ? (int) $_GET['user_id'] : false;
 
 // If global setting is used then we delete the course sessions (cidReq/id_session)