<?php
  /**
   * Copyright (c) 2013 Georg Ehrke georg@ownCloud.com
   * This file is licensed under the Affero General Public License version 3 or
   * later.
   * See the COPYING-README file.
   */
  namespace OC\Preview;
  
  if (extension_loaded('imagick')) {
  
  	class PDF extends Provider {
  
  		public function getMimeType() {
  			return '/application\/pdf/';
  		}
  
  		public function getThumbnail($path, $maxX, $maxY, $scalingup, $fileview) {	
  			$tmpPath = $fileview->toTmpFile($path);
  
  			//create imagick object from pdf
  			try{
  				$pdf = new \imagick($tmpPath . '[0]');
  				$pdf->setImageFormat('jpg');
  			} catch (\Exception $e) {
  				\OC_Log::write('core', $e->getmessage(), \OC_Log::ERROR);
  				return false;
  			}
  
  			unlink($tmpPath);
  
  			//new image object
  			$image = new \OC_Image($pdf);
  			//check if image object is valid
  			return $image->valid() ? $image : false;
  		}
  	}
  
  	\OC\Preview::registerProvider('OC\Preview\PDF');
  }