shared.escape_special_chars.php
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shared.escape_special_chars.php
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	<?php
	/**
	* Smarty shared plugin
	* @package Smarty
	* @subpackage PluginsShared
	*/


	/**
	* escape_special_chars common function
	*
	* Function: smarty_function_escape_special_chars<br>
	* Purpose: used by other smarty functions to escape
	* special chars except for already escaped ones
	* @author Monte Ohrt <monte at ohrt dot com>
	* @param string
	* @return string
	*/
	function smarty_function_escape_special_chars($string)
	{
	if(!is_array($string)) {
	$string = preg_replace('!&(#?\w+);!', '%%%SMARTY_START%%%\\1%%%SMARTY_END%%%', $string);
	$string = htmlspecialchars($string);
	$string = str_replace(array('%%%SMARTY_START%%%','%%%SMARTY_END%%%'), array('&',';'), $string);
	}
	return $string;
	}

	/* vim: set expandtab: */

	?>