diff options
Diffstat (limited to 'system/libraries/Zip.php')
| -rw-r--r-- | system/libraries/Zip.php | 77 |
1 files changed, 47 insertions, 30 deletions
diff --git a/system/libraries/Zip.php b/system/libraries/Zip.php index 62a84ae75..f2f17148b 100644 --- a/system/libraries/Zip.php +++ b/system/libraries/Zip.php @@ -2,26 +2,37 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.2.4 or newer + * An open source application development framework for PHP * - * NOTICE OF LICENSE + * This content is released under the MIT License (MIT) * - * Licensed under the Open Software License version 3.0 + * Copyright (c) 2014 - 2015, British Columbia Institute of Technology * - * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is - * also available through the world wide web at this URL: - * http://opensource.org/licenses/OSL-3.0 - * If you did not receive a copy of the license and are unable to obtain it - * through the world wide web, please send an email to - * licensing@ellislab.com so we can send you a copy immediately. + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: * - * @package CodeIgniter - * @author EllisLab Dev Team + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + * + * @package CodeIgniter + * @author EllisLab Dev Team * @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (http://ellislab.com/) - * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) - * @link http://codeigniter.com - * @since Version 1.0 + * @copyright Copyright (c) 2014 - 2015, British Columbia Institute of Technology (http://bcit.ca/) + * @license http://opensource.org/licenses/MIT MIT License + * @link http://codeigniter.com + * @since Version 1.0.0 * @filesource */ defined('BASEPATH') OR exit('No direct script access allowed'); @@ -48,35 +59,35 @@ class CI_Zip { * * @var string */ - public $zipdata = ''; + public $zipdata = ''; /** * Zip data for a directory in string form * * @var string */ - public $directory = ''; + public $directory = ''; /** * Number of files/folder in zip file * * @var int */ - public $entries = 0; + public $entries = 0; /** * Number of files in zip * * @var int */ - public $file_num = 0; + public $file_num = 0; /** * relative offset of local header * * @var int */ - public $offset = 0; + public $offset = 0; /** * Reference to time at init @@ -86,6 +97,15 @@ class CI_Zip { public $now; /** + * The level of compression + * + * Ranges from 0 to 9, with 9 being the highest level. + * + * @var int + */ + public $compression_level = 2; + + /** * Initialize zip compression class * * @return void @@ -93,7 +113,7 @@ class CI_Zip { public function __construct() { $this->now = time(); - log_message('debug', 'Zip Compression Class Initialized'); + log_message('info', 'Zip Compression Class Initialized'); } // -------------------------------------------------------------------- @@ -237,7 +257,7 @@ class CI_Zip { $uncompressed_size = strlen($data); $crc32 = crc32($data); - $gzdata = substr(gzcompress($data), 2, -4); + $gzdata = substr(gzcompress($data, $this->compression_level), 2, -4); $compressed_size = strlen($gzdata); $this->zipdata .= @@ -453,15 +473,12 @@ class CI_Zip { */ public function clear_data() { - $this->zipdata = ''; - $this->directory = ''; - $this->entries = 0; - $this->file_num = 0; - $this->offset = 0; + $this->zipdata = ''; + $this->directory = ''; + $this->entries = 0; + $this->file_num = 0; + $this->offset = 0; return $this; } } - -/* End of file Zip.php */ -/* Location: ./system/libraries/Zip.php */
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