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Direktori : /home/silvzytp/crm-dub-code/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/ |
Current File : //home/silvzytp/crm-dub-code/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/URI.php |
<?php /** * Validates a URI as defined by RFC 3986. * @note Scheme-specific mechanics deferred to HTMLPurifier_URIScheme */ class HTMLPurifier_AttrDef_URI extends HTMLPurifier_AttrDef { /** * @type HTMLPurifier_URIParser */ protected $parser; /** * @type bool */ protected $embedsResource; /** * @param bool $embeds_resource Does the URI here result in an extra HTTP request? */ public function __construct($embeds_resource = false) { $this->parser = new HTMLPurifier_URIParser(); $this->embedsResource = (bool)$embeds_resource; } /** * @param string $string * @return HTMLPurifier_AttrDef_URI */ public function make($string) { $embeds = ($string === 'embedded'); return new HTMLPurifier_AttrDef_URI($embeds); } /** * @param string $uri * @param HTMLPurifier_Config $config * @param HTMLPurifier_Context $context * @return bool|string */ public function validate($uri, $config, $context) { if ($config->get('URI.Disable')) { return false; } $uri = $this->parseCDATA($uri); // parse the URI $uri = $this->parser->parse($uri); if ($uri === false) { return false; } // add embedded flag to context for validators $context->register('EmbeddedURI', $this->embedsResource); $ok = false; do { // generic validation $result = $uri->validate($config, $context); if (!$result) { break; } // chained filtering $uri_def = $config->getDefinition('URI'); $result = $uri_def->filter($uri, $config, $context); if (!$result) { break; } // scheme-specific validation $scheme_obj = $uri->getSchemeObj($config, $context); if (!$scheme_obj) { break; } if ($this->embedsResource && !$scheme_obj->browsable) { break; } $result = $scheme_obj->validate($uri, $config, $context); if (!$result) { break; } // Post chained filtering $result = $uri_def->postFilter($uri, $config, $context); if (!$result) { break; } // survived gauntlet $ok = true; } while (false); $context->destroy('EmbeddedURI'); if (!$ok) { return false; } // back to string return $uri->toString(); } } // vim: et sw=4 sts=4