diff options
Diffstat (limited to 'library/HTMLPurifier/Injector/SafeObject.php')
-rw-r--r-- | library/HTMLPurifier/Injector/SafeObject.php | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/library/HTMLPurifier/Injector/SafeObject.php b/library/HTMLPurifier/Injector/SafeObject.php deleted file mode 100644 index 3d17e07af..000000000 --- a/library/HTMLPurifier/Injector/SafeObject.php +++ /dev/null @@ -1,121 +0,0 @@ -<?php - -/** - * Adds important param elements to inside of object in order to make - * things safe. - */ -class HTMLPurifier_Injector_SafeObject extends HTMLPurifier_Injector -{ - /** - * @type string - */ - public $name = 'SafeObject'; - - /** - * @type array - */ - public $needed = array('object', 'param'); - - /** - * @type array - */ - protected $objectStack = array(); - - /** - * @type array - */ - protected $paramStack = array(); - - /** - * Keep this synchronized with AttrTransform/SafeParam.php. - * @type array - */ - protected $addParam = array( - 'allowScriptAccess' => 'never', - 'allowNetworking' => 'internal', - ); - - /** - * @type array - */ - protected $allowedParam = array( - 'wmode' => true, - 'movie' => true, - 'flashvars' => true, - 'src' => true, - 'allowFullScreen' => true, // if omitted, assume to be 'false' - ); - - /** - * @param HTMLPurifier_Config $config - * @param HTMLPurifier_Context $context - * @return void - */ - public function prepare($config, $context) - { - parent::prepare($config, $context); - } - - /** - * @param HTMLPurifier_Token $token - */ - public function handleElement(&$token) - { - if ($token->name == 'object') { - $this->objectStack[] = $token; - $this->paramStack[] = array(); - $new = array($token); - foreach ($this->addParam as $name => $value) { - $new[] = new HTMLPurifier_Token_Empty('param', array('name' => $name, 'value' => $value)); - } - $token = $new; - } elseif ($token->name == 'param') { - $nest = count($this->currentNesting) - 1; - if ($nest >= 0 && $this->currentNesting[$nest]->name === 'object') { - $i = count($this->objectStack) - 1; - if (!isset($token->attr['name'])) { - $token = false; - return; - } - $n = $token->attr['name']; - // We need this fix because YouTube doesn't supply a data - // attribute, which we need if a type is specified. This is - // *very* Flash specific. - if (!isset($this->objectStack[$i]->attr['data']) && - ($token->attr['name'] == 'movie' || $token->attr['name'] == 'src') - ) { - $this->objectStack[$i]->attr['data'] = $token->attr['value']; - } - // Check if the parameter is the correct value but has not - // already been added - if (!isset($this->paramStack[$i][$n]) && - isset($this->addParam[$n]) && - $token->attr['name'] === $this->addParam[$n]) { - // keep token, and add to param stack - $this->paramStack[$i][$n] = true; - } elseif (isset($this->allowedParam[$n])) { - // keep token, don't do anything to it - // (could possibly check for duplicates here) - } else { - $token = false; - } - } else { - // not directly inside an object, DENY! - $token = false; - } - } - } - - public function handleEnd(&$token) - { - // This is the WRONG way of handling the object and param stacks; - // we should be inserting them directly on the relevant object tokens - // so that the global stack handling handles it. - if ($token->name == 'object') { - array_pop($this->objectStack); - array_pop($this->paramStack); - } - } -} - -// vim: et sw=4 sts=4 |