smarty/plugins/shared.escape_special_chars.php
author Dan
Tue, 23 Dec 2008 20:37:36 -0500
changeset 66 f30ffbf92cdd
parent 0 c63de9eb7045
permissions -rw-r--r--
Release: 0.1 alpha 4
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<?php
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/**
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 * Smarty shared plugin
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 * @package Smarty
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 * @subpackage plugins
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 */
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/**
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 * escape_special_chars common function
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 *
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 * Function: smarty_function_escape_special_chars<br>
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 * Purpose:  used by other smarty functions to escape
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 *           special chars except for already escaped ones
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 * @author   Monte Ohrt <monte at ohrt dot com>
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 * @param string
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 * @return string
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 */
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function smarty_function_escape_special_chars($string)
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{
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    if(!is_array($string)) {
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        $string = preg_replace('!&(#?\w+);!', '%%%SMARTY_START%%%\\1%%%SMARTY_END%%%', $string);
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        $string = htmlspecialchars($string);
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        $string = str_replace(array('%%%SMARTY_START%%%','%%%SMARTY_END%%%'), array('&',';'), $string);
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    }
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    return $string;
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}
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/* vim: set expandtab: */
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?>