* Purpose: Escape the string according to escapement type
* @link http://smarty.php.net/manual/en/language.modifier.escape.php
* escape (Smarty online manual)
+ * @author Monte Ohrt <monte at ohrt dot com>
* @param string
* @param html|htmlall|url|quotes|hex|hexentity|javascript
* @return string
*/
-function smarty_modifier_escape($string, $esc_type = 'html')
+function smarty_modifier_escape($string, $esc_type = 'html', $char_set = 'ISO-8859-1')
{
switch ($esc_type) {
case 'html':
- return htmlspecialchars($string, ENT_QUOTES);
+ return htmlspecialchars($string, ENT_QUOTES, $char_set);
case 'htmlall':
- return htmlentities($string, ENT_QUOTES);
+ return htmlentities($string, ENT_QUOTES, $char_set);
case 'url':
- return urlencode($string);
+ return rawurlencode($string);
+ case 'urlpathinfo':
+ return str_replace('%2F','/',rawurlencode($string));
+
case 'quotes':
// escape unescaped single quotes
return preg_replace("%(?<!\\\\)'%", "\\'", $string);
- case 'qp':
- return smarty_modifier_escape_qp_enc($string);
-
- case 'hex':
- // escape every character into hex
- $return = '';
- for ($x=0; $x < strlen($string); $x++) {
- $return .= '%' . bin2hex($string[$x]);
- }
- return $return;
+ 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 'hexentity':
+ $return = '';
+ for ($x=0; $x < strlen($string); $x++) {
+ $return .= '&#x' . bin2hex($string[$x]) . ';';
+ }
+ return $return;
+
+ case 'decentity':
+ $return = '';
+ for ($x=0; $x < strlen($string); $x++) {
+ $return .= '&#' . ord($string[$x]) . ';';
+ }
+ return $return;
case 'javascript':
- // escape quotes and backslashes and newlines
- return strtr($string, array('\\'=>'\\\\',"'"=>"\\'",'"'=>'\\"',"\r"=>'\\r',"\n"=>'\\n'));
+ // escape quotes and backslashes, newlines, etc.
+ return strtr($string, array('\\'=>'\\\\',"'"=>"\\'",'"'=>'\\"',"\r"=>'\\r',"\n"=>'\\n','</'=>'<\/'));
+
+ case 'mail':
+ // safe way to display e-mail address on a web page
+ return str_replace(array('@', '.'),array(' [AT] ', ' [DOT] '), $string);
+
+ case 'nonstd':
+ // escape non-standard chars, such as ms document quotes
+ $_res = '';
+ for($_i = 0, $_len = strlen($string); $_i < $_len; $_i++) {
+ $_ord = ord(substr($string, $_i, 1));
+ // non-standard char, escape it
+ if($_ord >= 126){
+ $_res .= '&#' . $_ord . ';';
+ }
+ else {
+ $_res .= substr($string, $_i, 1);
+ }
+ }
+ return $_res;
default:
return $string;
}
}
-function smarty_modifier_escape_qp_enc( $input = "") {
- $hex = array('0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F');
- $escape = "=";
- $linlen = strlen($input);
- $newline = '';
- for($i = 0; $i < $linlen; $i++) {
- $c = substr( $input, $i, 1 );
- $dec = ord( $c );
- if( ($dec == 61) || ($dec < 32 ) || ($dec > 126) ){
- $h2 = floor($dec/16);
- $h1 = floor($dec%16);
- $c = $escape.$hex["$h2"].$hex["$h1"];
- }
- $newline .= $c;
- }
- return $newline;
-}
-
/* vim: set expandtab: */
?>