125 lines
3.7 KiB
PHP
125 lines
3.7 KiB
PHP
<?php
|
|
/**
|
|
* PHPExcel
|
|
*
|
|
* Copyright (c) 2006 - 2011 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 - 2011 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_Reader_Serialized
|
|
*
|
|
* @category PHPExcel
|
|
* @package PHPExcel_Reader
|
|
* @copyright Copyright (c) 2006 - 2011 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");
|
|
}
|
|
}
|