Check if the BBB meeting has a m4v file - refs BT#11636

plugin/bbb/README.md

@@ -25,3 +25,17 @@ You need execute this SQL query in your database after making the Chamilo migrat
 ALTER TABLE plugin_bbb_meeting ADD user_id int unsigned NOT NULL DEFAULT 0;
 ALTER TABLE plugin_bbb_meeting ADD access_url int NOT NULL DEFAULT 1;
 ```
+For the version 2.5 you need execute these SQL queries
+```sql
+CREATE TABLE plugin_bbb_room (
+    id int NOT NULL AUTO_INCREMENT PRIMARY KEY,
+    meeting_id int(10) unsigned NOT NULL,
+    participant_id int(11) NOT NULL,
+    in_at datetime NOT NULL,
+    out_at datetime NOT NULL,
+    FOREIGN KEY (meeting_id) REFERENCES plugin_bbb_meeting (id),
+    FOREIGN KEY (participant_id) REFERENCES user (id)
+);
+ALTER TABLE plugin_bbb_meeting ADD video_url TEXT NULL;
+ALTER TABLE plugin_bbb_meeting ADD has_video_m4v TINYINT NOT NULL DEFAULT 0;
+```

plugin/bbb/admin.php

@@ -15,7 +15,6 @@ api_protect_admin_script();
 
 $plugin = BBBPlugin::create();
 $tool_name = $plugin->get_lang('Videoconference');
-$tpl = new Template($tool_name);
 
 $isGlobal = isset($_GET['global']) ? true : false;
 
@@ -75,6 +74,13 @@ if (!$bbb->isServerRunning()) {
     );
 }
 
+$htmlHeadXtra[] = api_get_js_simple(
+    api_get_path(WEB_PLUGIN_PATH) . 'bbb/resources/utils.js'
+);
+$htmlHeadXtra[] = "<script>var _p = {web_plugin: '" . api_get_path(WEB_PLUGIN_PATH). "'}</script>";
+
+$tpl = new Template($tool_name);
+
 $tpl->assign('meetings', $meetings);
 
 $content = $tpl->fetch('bbb/admin.tpl');

plugin/bbb/ajax.php

@@ -0,0 +1,47 @@
+<?php
+/**
+ * This script initiates a video conference session, calling the BigBlueButton API
+ * @package chamilo.plugin.bigbluebutton
+ */
+
+$course_plugin = 'bbb'; //needed in order to load the plugin lang variables
+$cidReset = true;
+
+require_once __DIR__ . '/../../main/inc/global.inc.php';
+
+$action = isset($_REQUEST['a']) ? $_REQUEST['a'] : null;
+$meetingId = isset($_REQUEST['meeting']) ? intval($_REQUEST['meeting']) : 0;
+
+$bbb = new bbb('', '');
+
+switch ($action) {
+    case 'check_m4v':
+        if (!api_is_platform_admin()) {
+            api_not_allowed();
+            exit;
+        }
+
+        if (!$meetingId) {
+            exit;
+        }
+
+        if ($bbb->checkDirectMeetingVideoUrl($meetingId)) {
+            $meetingInfo = Database::select(
+                '*',
+                'plugin_bbb_meeting',
+                ['where' => ['id = ?' => intval($meetingId)]],
+                'first'
+            );
+
+            $url = $meetingInfo['video_url'] . '/capture.m4v';
+            $link = Display::url(
+                Display::return_icon('save.png', get_lang('DownloadFile')),
+                $meetingInfo['video_url'] . '/capture.m4v',
+                ['target' => '_blank']
+            );
+
+            header('Content-Type: application/json');
+            echo json_encode(['url' => $url, 'link' => $link]);
+        }
+        break;
+}

plugin/bbb/lib/bbb.lib.php

@@ -1252,11 +1252,23 @@ class bbb
             );
         }
 
-        $links[] = Display::url(
-            Display::return_icon('save.png', get_lang('DownloadFile')),
-            $recordInfo['playbackFormatUrl'] . '/capture.m4v',
-            ['target' => '_blank']
-        );
+        if ($meetingInfo['has_video_m4v']) {
+            $links[] = Display::url(
+                Display::return_icon('save.png', get_lang('DownloadFile')),
+                $recordInfo['playbackFormatUrl'] . '/capture.m4v',
+                ['target' => '_blank']
+            );
+        } else {
+            $links[] = Display::url(
+                Display::return_icon('save.png', get_lang('DownloadFile')),
+                '#',
+                [
+                    'id' => "btn-check-meeting-video-{$meetingInfo['id']}",
+                    'class' => 'check-meeting-video',
+                    'data-id' => $meetingInfo['id']
+                ]
+            );
+        }
 
         if (!$isAdminReport) {
             $links[] = Display::url(
@@ -1287,4 +1299,37 @@ class bbb
             ['id = ?' => intval($meetingId)]
         );
     }
+
+    /**
+     * Check if the meeting has a capture.m4v video file. If exists then the has_video_m4v field is updated
+     * @param int $meetingId
+     * @return bool
+     */
+    public function checkDirectMeetingVideoUrl($meetingId)
+    {
+        $meetingInfo = Database::select(
+            '*',
+            'plugin_bbb_meeting',
+            [
+                'where' => ['id = ?' => intval($meetingId)]
+            ],
+            'first'
+        );
+
+        if (!isset($meetingInfo['video_url'])) {
+            return false;
+        }
+
+        $hasCapture = SocialManager::verifyUrl($meetingInfo['video_url'] . '/capture.m4v');
+
+        if ($hasCapture) {
+            return Database::update(
+                'plugin_bbb_meeting',
+                ['has_video_m4v' => true],
+                ['id = ?' => intval($meetingId)]
+            );
+        }
+
+        return $hasCapture;
+    }
 }

plugin/bbb/resources/utils.js

@@ -0,0 +1,27 @@
+$(document).on('ready', function () {
+    $('.check-meeting-video').on('click', function (e) {
+        e.preventDefault();
+
+        var $self = $(this),
+            meetingId = $self.data('id') || 0;
+
+        if (!meetingId) {
+            return;
+        }
+
+        var $loader = $('<span>', {
+            'aria-hidden': 'true'
+        }).addClass('fa fa-spinner fa-spin fa-fw');
+
+        $self.replaceWith($loader);
+
+        $.get(_p.web_plugin + 'bbb/ajax.php', {
+            a: 'check_m4v',
+            meeting: meetingId
+        }, function (response) {
+            $loader.replaceWith(response.link);
+
+            window.open(response.url);
+        });
+    });
+});