]>
Commit | Line | Data |
---|---|---|
d4949327 NL |
1 | <?php\r |
2 | \r | |
3 | /**\r | |
4 | * Implements special behavior for class attribute (normally NMTOKENS)\r | |
5 | */\r | |
6 | class HTMLPurifier_AttrDef_HTML_Class extends HTMLPurifier_AttrDef_HTML_Nmtokens\r | |
7 | {\r | |
8 | /**\r | |
9 | * @param string $string\r | |
10 | * @param HTMLPurifier_Config $config\r | |
11 | * @param HTMLPurifier_Context $context\r | |
12 | * @return bool|string\r | |
13 | */\r | |
14 | protected function split($string, $config, $context)\r | |
15 | {\r | |
16 | // really, this twiddle should be lazy loaded\r | |
17 | $name = $config->getDefinition('HTML')->doctype->name;\r | |
18 | if ($name == "XHTML 1.1" || $name == "XHTML 2.0") {\r | |
19 | return parent::split($string, $config, $context);\r | |
20 | } else {\r | |
21 | return preg_split('/\s+/', $string);\r | |
22 | }\r | |
23 | }\r | |
24 | \r | |
25 | /**\r | |
26 | * @param array $tokens\r | |
27 | * @param HTMLPurifier_Config $config\r | |
28 | * @param HTMLPurifier_Context $context\r | |
29 | * @return array\r | |
30 | */\r | |
31 | protected function filter($tokens, $config, $context)\r | |
32 | {\r | |
33 | $allowed = $config->get('Attr.AllowedClasses');\r | |
34 | $forbidden = $config->get('Attr.ForbiddenClasses');\r | |
35 | $ret = array();\r | |
36 | foreach ($tokens as $token) {\r | |
37 | if (($allowed === null || isset($allowed[$token])) &&\r | |
38 | !isset($forbidden[$token]) &&\r | |
39 | // We need this O(n) check because of PHP's array\r | |
40 | // implementation that casts -0 to 0.\r | |
41 | !in_array($token, $ret, true)\r | |
42 | ) {\r | |
43 | $ret[] = $token;\r | |
44 | }\r | |
45 | }\r | |
46 | return $ret;\r | |
47 | }\r | |
48 | }\r |