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<?php
/**
* PHPExcel
*
* Copyright (c) 2006 - 2014 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_Shared_ZipArchive
* @copyright Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version ##VERSION##, ##DATE##
*/
if (!defined('PCLZIP_TEMPORARY_DIR')) {
define('PCLZIP_TEMPORARY_DIR', PHPExcel_Shared_File::sys_get_temp_dir() . DIRECTORY_SEPARATOR);
}
require_once PHPEXCEL_ROOT . 'PHPExcel/Shared/PCLZip/pclzip.lib.php';
/**
* PHPExcel_Shared_ZipArchive
*
* @category PHPExcel
* @package PHPExcel_Shared_ZipArchive
* @copyright Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
*/
class PHPExcel_Shared_ZipArchive
{
/** constants */
const OVERWRITE = 'OVERWRITE';
const CREATE = 'CREATE';
/**
* Temporary storage directory
*
* @var string
*/
private $_tempDir;
/**
* Zip Archive Stream Handle
*
* @var string
*/
private $_zip;
/**
* Open a new zip archive
*
* @param string $fileName Filename for the zip archive
* @return boolean
*/
public function open($fileName)
{
$this->_tempDir = PHPExcel_Shared_File::sys_get_temp_dir();
$this->_zip = new PclZip($fileName);
return true;
}
/**
* Close this zip archive
*
*/
public function close()
{
}
/**
* Add a new file to the zip archive from a string of raw data.
*
* @param string $localname Directory/Name of the file to add to the zip archive
* @param string $contents String of data to add to the zip archive
*/
public function addFromString($localname, $contents)
{
$filenameParts = pathinfo($localname);
$handle = fopen($this->_tempDir.'/'.$filenameParts["basename"], "wb");
fwrite($handle, $contents);
fclose($handle);
$res = $this->_zip->add($this->_tempDir.'/'.$filenameParts["basename"],
PCLZIP_OPT_REMOVE_PATH, $this->_tempDir,
PCLZIP_OPT_ADD_PATH, $filenameParts["dirname"]
);
if ($res == 0) {
throw new PHPExcel_Writer_Exception("Error zipping files : " . $this->_zip->errorInfo(true));
}
unlink($this->_tempDir.'/'.$filenameParts["basename"]);
}
/**
* Find if given fileName exist in archive (Emulate ZipArchive locateName())
*
* @param string $fileName Filename for the file in zip archive
* @return boolean
*/
public function locateName($fileName)
{
$list = $this->_zip->listContent();
$listCount = count($list);
$list_index = -1;
for ($i = 0; $i < $listCount; ++$i) {
if (strtolower($list[$i]["filename"]) == strtolower($fileName) ||
strtolower($list[$i]["stored_filename"]) == strtolower($fileName)) {
$list_index = $i;
break;
}
}
return ($list_index > -1);
}
/**
* Extract file from archive by given fileName (Emulate ZipArchive getFromName())
*
* @param string $fileName Filename for the file in zip archive
* @return string $contents File string contents
*/
public function getFromName($fileName)
{
$list = $this->_zip->listContent();
$listCount = count($list);
$list_index = -1;
for ($i = 0; $i < $listCount; ++$i) {
if (strtolower($list[$i]["filename"]) == strtolower($fileName) ||
strtolower($list[$i]["stored_filename"]) == strtolower($fileName)) {
$list_index = $i;
break;
}
}
$extracted = "";
if ($list_index != -1) {
$extracted = $this->_zip->extractByIndex($list_index, PCLZIP_OPT_EXTRACT_AS_STRING);
} else {
$filename = substr($fileName, 1);
$list_index = -1;
for ($i = 0; $i < $listCount; ++$i) {
if (strtolower($list[$i]["filename"]) == strtolower($fileName) ||
strtolower($list[$i]["stored_filename"]) == strtolower($fileName)) {
$list_index = $i;
break;
}
}
$extracted = $this->_zip->extractByIndex($list_index, PCLZIP_OPT_EXTRACT_AS_STRING);
}
if ((is_array($extracted)) && ($extracted != 0)) {
$contents = $extracted[0]["content"];
}
return $contents;
}
}
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