[795] | 1 | <?php |
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| 2 | /** |
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| 3 | * Smarty plugin |
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| 4 | * @package Smarty |
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| 5 | * @subpackage plugins |
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| 6 | */ |
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| 7 | |
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| 8 | |
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| 9 | /** |
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| 10 | * Smarty escape modifier plugin |
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| 11 | * |
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| 12 | * Type: modifier<br> |
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| 13 | * Name: escape<br> |
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| 14 | * Purpose: Escape the string according to escapement type |
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| 15 | * @link http://smarty.php.net/manual/en/language.modifier.escape.php |
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| 16 | * escape (Smarty online manual) |
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| 17 | * @author Monte Ohrt <monte at ohrt dot com> |
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| 18 | * @param string |
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| 19 | * @param html|htmlall|url|quotes|hex|hexentity|javascript |
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| 20 | * @return string |
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| 21 | */ |
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| 22 | function smarty_modifier_escape($string, $esc_type = 'html', $char_set = 'ISO-8859-1') |
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| 23 | { |
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| 24 | switch ($esc_type) { |
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| 25 | case 'html': |
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| 26 | return htmlspecialchars($string, ENT_QUOTES, $char_set); |
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| 27 | |
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| 28 | case 'htmlall': |
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| 29 | return htmlentities($string, ENT_QUOTES, $char_set); |
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| 30 | |
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| 31 | case 'url': |
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| 32 | return rawurlencode($string); |
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| 33 | |
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| 34 | case 'urlpathinfo': |
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| 35 | return str_replace('%2F','/',rawurlencode($string)); |
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| 36 | |
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| 37 | case 'quotes': |
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| 38 | // escape unescaped single quotes |
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| 39 | return preg_replace("%(?<!\\\\)'%", "\\'", $string); |
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| 40 | |
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| 41 | case 'hex': |
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| 42 | // escape every character into hex |
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| 43 | $return = ''; |
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| 44 | for ($x=0; $x < strlen($string); $x++) { |
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| 45 | $return .= '%' . bin2hex($string[$x]); |
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| 46 | } |
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| 47 | return $return; |
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| 48 | |
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| 49 | case 'hexentity': |
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| 50 | $return = ''; |
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| 51 | for ($x=0; $x < strlen($string); $x++) { |
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| 52 | $return .= '&#x' . bin2hex($string[$x]) . ';'; |
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| 53 | } |
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| 54 | return $return; |
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| 55 | |
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| 56 | case 'decentity': |
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| 57 | $return = ''; |
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| 58 | for ($x=0; $x < strlen($string); $x++) { |
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| 59 | $return .= '&#' . ord($string[$x]) . ';'; |
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| 60 | } |
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| 61 | return $return; |
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| 62 | |
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| 63 | case 'javascript': |
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| 64 | // escape quotes and backslashes, newlines, etc. |
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| 65 | return strtr($string, array('\\'=>'\\\\',"'"=>"\\'",'"'=>'\\"',"\r"=>'\\r',"\n"=>'\\n','</'=>'<\/')); |
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| 66 | |
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| 67 | case 'mail': |
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| 68 | // safe way to display e-mail address on a web page |
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| 69 | return str_replace(array('@', '.'),array(' [AT] ', ' [DOT] '), $string); |
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| 70 | |
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| 71 | case 'nonstd': |
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| 72 | // escape non-standard chars, such as ms document quotes |
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| 73 | $_res = ''; |
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| 74 | for($_i = 0, $_len = strlen($string); $_i < $_len; $_i++) { |
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| 75 | $_ord = ord(substr($string, $_i, 1)); |
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| 76 | // non-standard char, escape it |
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| 77 | if($_ord >= 126){ |
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| 78 | $_res .= '&#' . $_ord . ';'; |
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| 79 | } |
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| 80 | else { |
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| 81 | $_res .= substr($string, $_i, 1); |
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| 82 | } |
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| 83 | } |
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| 84 | return $_res; |
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| 85 | |
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| 86 | default: |
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| 87 | return $string; |
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| 88 | } |
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| 89 | } |
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| 90 | |
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| 91 | /* vim: set expandtab: */ |
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| 92 | |
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| 93 | ?> |
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