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-rw-r--r--admin/survey/excel/PHPExcel/Shared/ZipStreamWrapper.php183
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diff --git a/admin/survey/excel/PHPExcel/Shared/ZipStreamWrapper.php b/admin/survey/excel/PHPExcel/Shared/ZipStreamWrapper.php
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--- a/admin/survey/excel/PHPExcel/Shared/ZipStreamWrapper.php
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-<?php
-/**
- * PHPExcel
- *
- * Copyright (c) 2006 - 2012 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
- * @copyright Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)
- * @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
- * @version 1.7.8, 2012-10-12
- */
-
-
-/**
- * PHPExcel_Shared_ZipStreamWrapper
- *
- * @category PHPExcel
- * @package PHPExcel_Shared
- * @copyright Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)
- */
-class PHPExcel_Shared_ZipStreamWrapper {
- /**
- * Internal ZipAcrhive
- *
- * @var ZipAcrhive
- */
- private $_archive;
-
- /**
- * Filename in ZipAcrhive
- *
- * @var string
- */
- private $_fileNameInArchive = '';
-
- /**
- * Position in file
- *
- * @var int
- */
- private $_position = 0;
-
- /**
- * Data
- *
- * @var mixed
- */
- private $_data = '';
-
- /**
- * Register wrapper
- */
- public static function register() {
- @stream_wrapper_unregister("zip");
- @stream_wrapper_register("zip", __CLASS__);
- }
-
- /**
- * Implements support for fopen().
- *
- * @param string $path resource name including scheme, e.g.
- * @param string $mode only "r" is supported
- * @param int $options mask of STREAM_REPORT_ERRORS and STREAM_USE_PATH
- * @param string &$openedPath absolute path of the opened stream (out parameter)
- * @return bool true on success
- */
- public function stream_open($path, $mode, $options, &$opened_path) {
- // Check for mode
- if ($mode{0} != 'r') {
- throw new Exception('Mode ' . $mode . ' is not supported. Only read mode is supported.');
- }
-
- $pos = strrpos($path, '#');
- $url['host'] = substr($path, 6, $pos - 6); // 6: strlen('zip://')
- $url['fragment'] = substr($path, $pos + 1);
-
- // Open archive
- $this->_archive = new ZipArchive();
- $this->_archive->open($url['host']);
-
- $this->_fileNameInArchive = $url['fragment'];
- $this->_position = 0;
- $this->_data = $this->_archive->getFromName( $this->_fileNameInArchive );
-
- return true;
- }
-
- /**
- * Implements support for fstat().
- *
- * @return boolean
- */
- public function stream_stat() {
- return $this->_archive->statName( $this->_fileNameInArchive );
- }
-
- /**
- * Implements support for fread(), fgets() etc.
- *
- * @param int $count maximum number of bytes to read
- * @return string
- */
- function stream_read($count) {
- $ret = substr($this->_data, $this->_position, $count);
- $this->_position += strlen($ret);
- return $ret;
- }
-
- /**
- * Returns the position of the file pointer, i.e. its offset into the file
- * stream. Implements support for ftell().
- *
- * @return int
- */
- public function stream_tell() {
- return $this->_position;
- }
-
- /**
- * EOF stream
- *
- * @return bool
- */
- public function stream_eof() {
- return $this->_position >= strlen($this->_data);
- }
-
- /**
- * Seek stream
- *
- * @param int $offset byte offset
- * @param int $whence SEEK_SET, SEEK_CUR or SEEK_END
- * @return bool
- */
- public function stream_seek($offset, $whence) {
- switch ($whence) {
- case SEEK_SET:
- if ($offset < strlen($this->_data) && $offset >= 0) {
- $this->_position = $offset;
- return true;
- } else {
- return false;
- }
- break;
-
- case SEEK_CUR:
- if ($offset >= 0) {
- $this->_position += $offset;
- return true;
- } else {
- return false;
- }
- break;
-
- case SEEK_END:
- if (strlen($this->_data) + $offset >= 0) {
- $this->_position = strlen($this->_data) + $offset;
- return true;
- } else {
- return false;
- }
- break;
-
- default:
- return false;
- }
- }
-}