<?php /** * CodeIgniter * * An open source application development framework for PHP * * This content is released under the MIT License (MIT) * * Copyright (c) 2014 - 2015, British Columbia Institute of Technology * * 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: * * 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/) * @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'); /** * CodeIgniter XML Helpers * * @package CodeIgniter * @subpackage Helpers * @category Helpers * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/helpers/xml_helper.html */ // ------------------------------------------------------------------------ if ( ! function_exists('xml_convert')) { /** * Convert Reserved XML characters to Entities * * @param string * @param bool * @return string */ function xml_convert($str, $protect_all = FALSE) { $temp = '__TEMP_AMPERSANDS__'; // Replace entities to temporary markers so that // ampersands won't get messed up $str = preg_replace('/&#(\d+);/', $temp.'\\1;', $str); if ($protect_all === TRUE) { $str = preg_replace('/&(\w+);/', $temp.'\\1;', $str); } $str = str_replace( array('&', '<', '>', '"', "'", '-'), array('&', '<', '>', '"', ''', '-'), $str ); // Decode the temp markers back to entities $str = preg_replace('/'.$temp.'(\d+);/', '&#\\1;', $str); if ($protect_all === TRUE) { return preg_replace('/'.$temp.'(\w+);/', '&\\1;', $str); } return $str; } }