diff options
Diffstat (limited to 'library/HTMLPurifier/AttrDef/HTML/LinkTypes.php')
-rw-r--r-- | library/HTMLPurifier/AttrDef/HTML/LinkTypes.php | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/library/HTMLPurifier/AttrDef/HTML/LinkTypes.php b/library/HTMLPurifier/AttrDef/HTML/LinkTypes.php deleted file mode 100644 index 63fa04c15..000000000 --- a/library/HTMLPurifier/AttrDef/HTML/LinkTypes.php +++ /dev/null @@ -1,72 +0,0 @@ -<?php - -/** - * Validates a rel/rev link attribute against a directive of allowed values - * @note We cannot use Enum because link types allow multiple - * values. - * @note Assumes link types are ASCII text - */ -class HTMLPurifier_AttrDef_HTML_LinkTypes extends HTMLPurifier_AttrDef -{ - - /** - * Name config attribute to pull. - * @type string - */ - protected $name; - - /** - * @param string $name - */ - public function __construct($name) - { - $configLookup = array( - 'rel' => 'AllowedRel', - 'rev' => 'AllowedRev' - ); - if (!isset($configLookup[$name])) { - trigger_error( - 'Unrecognized attribute name for link ' . - 'relationship.', - E_USER_ERROR - ); - return; - } - $this->name = $configLookup[$name]; - } - - /** - * @param string $string - * @param HTMLPurifier_Config $config - * @param HTMLPurifier_Context $context - * @return bool|string - */ - public function validate($string, $config, $context) - { - $allowed = $config->get('Attr.' . $this->name); - if (empty($allowed)) { - return false; - } - - $string = $this->parseCDATA($string); - $parts = explode(' ', $string); - - // lookup to prevent duplicates - $ret_lookup = array(); - foreach ($parts as $part) { - $part = strtolower(trim($part)); - if (!isset($allowed[$part])) { - continue; - } - $ret_lookup[$part] = true; - } - - if (empty($ret_lookup)) { - return false; - } - $string = implode(' ', array_keys($ret_lookup)); - return $string; - } -} - -// vim: et sw=4 sts=4 |