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94 lines
2.7 KiB
94 lines
2.7 KiB
8 years ago
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<?php
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/**
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* Smarty 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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* Smarty escape modifier plugin
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*
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* Type: modifier<br>
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* Name: escape<br>
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* Purpose: Escape the string according to escapement type
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* @link http://smarty.php.net/manual/en/language.modifier.escape.php
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* escape (Smarty online manual)
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* @author Monte Ohrt <monte at ohrt dot com>
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* @param string
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* @param html|htmlall|url|quotes|hex|hexentity|javascript
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* @return string
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*/
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function smarty_modifier_escape($string, $esc_type = 'html', $char_set = 'ISO-8859-1')
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{
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switch ($esc_type) {
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case 'html':
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return htmlspecialchars($string, ENT_QUOTES, $char_set);
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case 'htmlall':
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return htmlentities($string, ENT_QUOTES, $char_set);
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case 'url':
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return rawurlencode($string);
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case 'urlpathinfo':
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return str_replace('%2F','/',rawurlencode($string));
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case 'quotes':
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// escape unescaped single quotes
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return preg_replace("%(?<!\\\\)'%", "\\'", $string);
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case 'hex':
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// escape every character into hex
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$return = '';
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for ($x=0; $x < strlen($string); $x++) {
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$return .= '%' . bin2hex($string[$x]);
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}
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return $return;
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case 'hexentity':
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$return = '';
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for ($x=0; $x < strlen($string); $x++) {
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$return .= '&#x' . bin2hex($string[$x]) . ';';
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}
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return $return;
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case 'decentity':
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$return = '';
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for ($x=0; $x < strlen($string); $x++) {
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$return .= '&#' . ord($string[$x]) . ';';
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}
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return $return;
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case 'javascript':
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// escape quotes and backslashes, newlines, etc.
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return strtr($string, array('\\'=>'\\\\',"'"=>"\\'",'"'=>'\\"',"\r"=>'\\r',"\n"=>'\\n','</'=>'<\/'));
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case 'mail':
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// safe way to display e-mail address on a web page
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return str_replace(array('@', '.'),array(' [AT] ', ' [DOT] '), $string);
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case 'nonstd':
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// escape non-standard chars, such as ms document quotes
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$_res = '';
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for($_i = 0, $_len = strlen($string); $_i < $_len; $_i++) {
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$_ord = ord(substr($string, $_i, 1));
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// non-standard char, escape it
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if($_ord >= 126){
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$_res .= '&#' . $_ord . ';';
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}
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else {
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$_res .= substr($string, $_i, 1);
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}
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}
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return $_res;
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default:
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return $string;
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}
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}
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/* vim: set expandtab: */
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?>
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