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file_viewer.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> |
+--------------------------------------------------------------------------+
*/
/**
* Abstract viewer class
*/
abstract class file_viewer
{
protected $mimetypes = array();
protected $api;
/**
* Class constructor
*
* @param file_api File API object
*/
public function __construct($api)
{
$this->api = $api;
}
/**
* Returns list of supported mimetype
*
* @return array List of mimetypes
*/
public function supported_mimetypes()
{
return $this->mimetypes;
}
/**
* Check if mimetype is supported by the viewer
*
* @param string $mimetype File type
*
* @return bool
*/
public function supports($mimetype)
{
return in_array($mimetype, $this->mimetypes);
}
/**
* Print output and exit
*
* @param string $file File name
* @param string $mimetype File type
*/
public function output($file, $mimetype = null)
{
}
/**
* Return output of file content area
*
* @param string $file File name
* @param string $mimetype File type
*/
public function frame($file, $mimetype = null)
{
}
/**
* Return file URL of file content area
*
* @param string $file File name
* @param string $mimetype File type
*/
public function href($file, $mimetype = null)
{
}
}

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file_viewer.php (2 KB)

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