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<?php/**
 * Smarty shared plugin
 *
 * @package    Smarty
 * @subpackage PluginsShared
 */
 /**
 * escape_special_chars common function
 * Function: smarty_function_escape_special_chars
 * 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 $string text that should by escaped
 *
 * @return string
 */
 function smarty_function_escape_special_chars($string)
 {
 if (!is_array($string)) {
 if (version_compare(PHP_VERSION, '5.2.3', '>=')) {
 $string = htmlspecialchars($string, ENT_COMPAT, Smarty::$_CHARSET, false);
 } else {
 $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;
 }
 
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