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sources/apps/impress/player.php 1.78 KB
42e4f8d60   Kload   add all apps
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  <?php
  
  /**
  * ownCloud - impress player
  *
  * @author Frank Karlitschek
  * @copyright 2012 Frank Karlitschek ink@owncloud.org
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
  * License as published by the Free Software Foundation; either
  * version 3 of the License, or any later version.
  *
  * This library 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 library.  If not, see <http://www.gnu.org/licenses/>.
  *
  */
  
  require_once 'lib/impress.php';
  
  // Check if we are a user
  OCP\User::checkLoggedIn();
  OCP\JSON::checkAppEnabled('impress');
  
  $filename = OCP\Util::sanitizeHTML($_GET['file']);
  $title = OCP\Util::sanitizeHTML($_GET['name']);
  
  if(!\OC\Files\Filesystem::file_exists($filename)) {
  	header("HTTP/1.0 404 Not Found");
  	$tmpl = new OCP\Template( '', '404', 'guest' );
  	$tmpl->assign('file', $filename);
  	$tmpl->printPage();
  	exit;
  }
  
  $data=\OC\Files\Filesystem::file_get_contents( $filename );
  
  
  if((stripos($data,'<html')<>false) or (stripos($data,'<head')<>false) or (stripos($data,'<body')<>false)) {
  	echo('<br /><center>This is not a valid impress file. Please check the documentation.</center>');
  	exit;
  }
  
  if(stripos($data,'<script')<>false) {
  	echo('<br /><center>Please don\'t use javascript in impress files.</center>');
  	exit;
  }
  
  
  header('Content-Type: text/html', true);
  OCP\Response::disableCaching();
  
  @ob_end_clean();
  
  \OCA_Impress\Storage::showHeader($title);
  \OC\Files\Filesystem::readfile( $filename );
  \OCA_Impress\Storage::showFooter();