<?php /** * PHPExcel * * Copyright (c) 2006 - 2010 PHPExcel * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * * @category PHPExcel * @package PHPExcel_Reader * @copyright Copyright (c) 2006 - 2010 PHPExcel (http://www.codeplex.com/PHPExcel) * @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL * @version ##VERSION##, ##DATE## */ /** PHPExcel root directory */ if (!defined('PHPEXCEL_ROOT')) { /** * @ignore */ define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../../'); require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php'); PHPExcel_Autoloader::Register(); PHPExcel_Shared_ZipStreamWrapper::register(); // check mbstring.func_overload if (ini_get('mbstring.func_overload') & 2) { throw new Exception('Multibyte function overloading in PHP must be disabled for string functions (2).'); } } /** * PHPExcel_Reader_Serialized * * @category PHPExcel * @package PHPExcel_Reader * @copyright Copyright (c) 2006 - 2010 PHPExcel (http://www.codeplex.com/PHPExcel) */ class PHPExcel_Reader_Serialized implements PHPExcel_Reader_IReader { /** * Can the current PHPExcel_Reader_IReader read the file? * * @param string $pFileName * @return boolean */ public function canRead($pFilename) { // Check if file exists if (!file_exists($pFilename)) { throw new Exception("Could not open " . $pFilename . " for reading! File does not exist."); } return $this->fileSupportsUnserializePHPExcel($pFilename); } /** * Loads PHPExcel Serialized file * * @param string $pFilename * @return PHPExcel * @throws Exception */ public function load($pFilename) { // Check if file exists if (!file_exists($pFilename)) { throw new Exception("Could not open " . $pFilename . " for reading! File does not exist."); } // Unserialize... First make sure the file supports it! if (!$this->fileSupportsUnserializePHPExcel($pFilename)) { throw new Exception("Invalid file format for PHPExcel_Reader_Serialized: " . $pFilename . "."); } return $this->_loadSerialized($pFilename); } /** * Load PHPExcel Serialized file * * @param string $pFilename * @return PHPExcel */ private function _loadSerialized($pFilename) { $xmlData = simplexml_load_string(file_get_contents("zip://$pFilename#phpexcel.xml")); $excel = unserialize(base64_decode((string)$xmlData->data)); // Update media links for ($i = 0; $i < $excel->getSheetCount(); ++$i) { for ($j = 0; $j < $excel->getSheet($i)->getDrawingCollection()->count(); ++$j) { if ($excel->getSheet($i)->getDrawingCollection()->offsetGet($j) instanceof PHPExcl_Worksheet_BaseDrawing) { $imgTemp =& $excel->getSheet($i)->getDrawingCollection()->offsetGet($j); $imgTemp->setPath('zip://' . $pFilename . '#media/' . $imgTemp->getFilename(), false); } } } return $excel; } /** * Does a file support UnserializePHPExcel ? * * @param string $pFilename * @throws Exception * @return boolean */ public function fileSupportsUnserializePHPExcel($pFilename = '') { // Check if file exists if (!file_exists($pFilename)) { throw new Exception("Could not open " . $pFilename . " for reading! File does not exist."); } // File exists, does it contain phpexcel.xml? return PHPExcel_Shared_File::file_exists("zip://$pFilename#phpexcel.xml"); } }