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91 lines
2.8 KiB
91 lines
2.8 KiB
9 years ago
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<?php
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/**
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* CodeIgniter
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*
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* An open source application development framework for PHP
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*
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* This content is released under the MIT License (MIT)
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*
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* Copyright (c) 2014 - 2016, British Columbia Institute of Technology
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* @package CodeIgniter
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* @author EllisLab Dev Team
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* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/)
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* @copyright Copyright (c) 2014 - 2016, British Columbia Institute of Technology (http://bcit.ca/)
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* @license http://opensource.org/licenses/MIT MIT License
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* @link https://codeigniter.com
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* @since Version 1.0.0
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* @filesource
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*/
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defined('BASEPATH') OR exit('No direct script access allowed');
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/**
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* CodeIgniter XML Helpers
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*
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* @package CodeIgniter
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* @subpackage Helpers
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* @category Helpers
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* @author EllisLab Dev Team
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* @link https://codeigniter.com/user_guide/helpers/xml_helper.html
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*/
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// ------------------------------------------------------------------------
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if ( ! function_exists('xml_convert'))
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{
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/**
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* Convert Reserved XML characters to Entities
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*
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* @param string
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* @param bool
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* @return string
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*/
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function xml_convert($str, $protect_all = FALSE)
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{
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$temp = '__TEMP_AMPERSANDS__';
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// Replace entities to temporary markers so that
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// ampersands won't get messed up
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$str = preg_replace('/&#(\d+);/', $temp.'\\1;', $str);
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if ($protect_all === TRUE)
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{
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$str = preg_replace('/&(\w+);/', $temp.'\\1;', $str);
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}
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$str = str_replace(
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array('&', '<', '>', '"', "'", '-'),
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array('&', '<', '>', '"', ''', '-'),
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$str
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);
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// Decode the temp markers back to entities
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$str = preg_replace('/'.$temp.'(\d+);/', '&#\\1;', $str);
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if ($protect_all === TRUE)
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{
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return preg_replace('/'.$temp.'(\w+);/', '&\\1;', $str);
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}
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return $str;
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}
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}
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