| 1 | <?php |
| 2 | /** |
| 3 | * Smarty plugin |
| 4 | * @package Smarty |
| 5 | * @subpackage plugins |
| 6 | */ |
| 7 | |
| 8 | |
| 9 | /** |
| 10 | * Smarty escape modifier plugin |
| 11 | * |
| 12 | * Type: modifier<br> |
| 13 | * Name: escape<br> |
| 14 | * Purpose: Escape the string according to escapement type |
| 15 | * @link http://smarty.php.net/manual/en/language.modifier.escape.php |
| 16 | * escape (Smarty online manual) |
| 17 | * @author Monte Ohrt <monte at ohrt dot com> |
| 18 | * @param string |
| 19 | * @param html|htmlall|url|quotes|hex|hexentity|javascript |
| 20 | * @return string |
| 21 | */ |
| 22 | function smarty_modifier_escape($string, $esc_type = 'html', $char_set = 'ISO-8859-1') |
| 23 | { |
| 24 | switch ($esc_type) { |
| 25 | case 'html': |
| 26 | return htmlspecialchars($string, ENT_QUOTES, $char_set); |
| 27 | |
| 28 | case 'htmlall': |
| 29 | return htmlentities($string, ENT_QUOTES, $char_set); |
| 30 | |
| 31 | case 'url': |
| 32 | return rawurlencode($string); |
| 33 | |
| 34 | case 'urlpathinfo': |
| 35 | return str_replace('%2F','/',rawurlencode($string)); |
| 36 | |
| 37 | case 'quotes': |
| 38 | // escape unescaped single quotes |
| 39 | return preg_replace("%(?<!\\\\)'%", "\\'", $string); |
| 40 | |
| 41 | case 'hex': |
| 42 | // escape every character into hex |
| 43 | $return = ''; |
| 44 | for ($x=0; $x < strlen($string); $x++) { |
| 45 | $return .= '%' . bin2hex($string[$x]); |
| 46 | } |
| 47 | return $return; |
| 48 | |
| 49 | case 'hexentity': |
| 50 | $return = ''; |
| 51 | for ($x=0; $x < strlen($string); $x++) { |
| 52 | $return .= '&#x' . bin2hex($string[$x]) . ';'; |
| 53 | } |
| 54 | return $return; |
| 55 | |
| 56 | case 'decentity': |
| 57 | $return = ''; |
| 58 | for ($x=0; $x < strlen($string); $x++) { |
| 59 | $return .= '&#' . ord($string[$x]) . ';'; |
| 60 | } |
| 61 | return $return; |
| 62 | |
| 63 | case 'javascript': |
| 64 | // escape quotes and backslashes, newlines, etc. |
| 65 | return strtr($string, array('\\'=>'\\\\',"'"=>"\\'",'"'=>'\\"',"\r"=>'\\r',"\n"=>'\\n','</'=>'<\/')); |
| 66 | |
| 67 | case 'mail': |
| 68 | // safe way to display e-mail address on a web page |
| 69 | return str_replace(array('@', '.'),array(' [AT] ', ' [DOT] '), $string); |
| 70 | |
| 71 | case 'nonstd': |
| 72 | // escape non-standard chars, such as ms document quotes |
| 73 | $_res = ''; |
| 74 | for($_i = 0, $_len = strlen($string); $_i < $_len; $_i++) { |
| 75 | $_ord = ord(substr($string, $_i, 1)); |
| 76 | // non-standard char, escape it |
| 77 | if($_ord >= 126){ |
| 78 | $_res .= '&#' . $_ord . ';'; |
| 79 | } |
| 80 | else { |
| 81 | $_res .= substr($string, $_i, 1); |
| 82 | } |
| 83 | } |
| 84 | return $_res; |
| 85 | |
| 86 | default: |
| 87 | return $string; |
| 88 | } |
| 89 | } |
| 90 | |
| 91 | /* vim: set expandtab: */ |
| 92 | |
| 93 | ?> |