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media.php
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media.php
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<?php
/*
+--------------------------------------------------------------------------+
| This file is part of the Kolab File API |
| |
| Copyright (C) 2011-2013, Kolab Systems AG |
| |
| This program is free software: you can redistribute it and/or modify |
| it under the terms of the GNU Affero General Public License as published |
| by the Free Software Foundation, either version 3 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU Affero General Public License for more details. |
| |
| You should have received a copy of the GNU Affero General Public License |
| along with this program. If not, see <http://www.gnu.org/licenses/> |
+--------------------------------------------------------------------------+
| Author: Aleksander Machniak <machniak@kolabsys.com> |
+--------------------------------------------------------------------------+
*/
/**
* Class integrating HTML5 audio/video player from http://mediaelementjs.com
*/
class file_viewer_media extends file_viewer
{
protected $mimetypes = array(
'video/mp4',
'video/m4v',
'video/ogg',
'video/webm',
// 'video/3gpp',
// 'video/flv',
// 'video/x-flv',
'application/ogg',
'audio/mp3',
'audio/mpeg',
'audio/ogg',
'audio/wav',
'audio/flv',
'audio/x-mpeg',
'audio/x-ogg',
'audio/x-wav',
'audio/x-flv',
);
/**
* Class constructor
*
* @param file_api File API object
*/
public function __construct($api)
{
// @TODO: disable types not supported by some browsers
$this->api = $api;
}
/**
* Return output of file content area
*
* @param string $file File name
* @param string $mimetype File type
*/
public function frame($file, $mimetype = null)
{
$path = $this->api->api_url();
$file_uri = htmlentities($this->api->file_url($file));
$mimetype = htmlentities($mimetype);
$source = "<source src=\"$file_uri\" type=\"$mimetype\"></source>";
if (preg_match('/^audio/', $mimetype)) {
$tag = 'audio';
}
else {
$tag = 'video';
}
return <<<EOT
<link rel="stylesheet" type="text/css" href="$path/viewers/media/mediaelementplayer.css" />
<script type="text/javascript" src="$path/viewers/media/mediaelement-and-player.js"></script>
<$tag id="media-player" controls preload="auto">$source</$tag>
<style>
.mejs-container { text-align: center; }
</style>
<script>
var height = '100%';
width = '100%';
player = new MediaElementPlayer('#media-player', {
videoHeight: height, audioHeight: height, videoWidth: width, audioWidth: width
});
player.pause();
player.play();
</script>
EOT;
}
}

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