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<?php
/**
* Smarty plugin
* @package Smarty
* @subpackage plugins
*/
/**
* Smarty escape modifier plugin
*
* Type: modifier<br>
* Name: escape<br>
* Purpose: Escape the string according to escapement type
* @link http://smarty.php.net/manual/en/language.modifier.escape.php
* escape (Smarty online manual)
* @param string
* @param html|htmlall|url|quotes|hex|hexentity|javascript
* @return string
*/
function smarty_modifier_escape($string, $esc_type = 'html')
{
switch ($esc_type) {
case 'html':
return htmlspecialchars($string, ENT_QUOTES);
case 'htmlall':
return htmlentities($string, ENT_QUOTES);
case 'url':
return urlencode($string);
case 'quotes':
// escape unescaped single quotes
return preg_replace("%(?<!\\\\)'%", "\\'", $string);
case 'hex':
// escape every character into hex
$return = '';
for ($x=0; $x < strlen($string); $x++) {
$return .= '%' . bin2hex($string[$x]);
}
return $return;
case 'hexentity':
$return = '';
for ($x=0; $x < strlen($string); $x++) {
$return .= '&#x' . bin2hex($string[$x]) . ';';
}
return $return;
case 'javascript':
// escape quotes and backslashes and newlines
return strtr($string, array('\\'=>'\\\\',"'"=>"\\'",'"'=>'\\"',"\r"=>'\\r',"\n"=>'\\n'));
default:
return $string;
}
}
/* vim: set expandtab: */
?>
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