10 * escape_special_chars common function
12 * Function: smarty_function_escape_special_chars<br>
13 * Purpose: used by other smarty functions to escape
14 * special chars except for already escaped ones
15 * @author Monte Ohrt <monte at ohrt dot com>
19 function smarty_function_escape_special_chars($string)
21 if(!is_array($string)) {
22 $string = preg_replace('!&(#?\w+);!', '%%%SMARTY_START%%%\\1%%%SMARTY_END%%%', $string);
23 $string = htmlspecialchars($string);
24 $string = str_replace(array('%%%SMARTY_START%%%','%%%SMARTY_END%%%'), array('&',';'), $string);
29 /* vim: set expandtab: */
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