a tags
with the href attribute must be allowed.
This directive has been available since 2.0.1.
');
HTMLPurifier_ConfigSchema::define(
'AutoFormatParam', 'PurifierLinkifyDocURL', '#%s', 'string', '
Location of configuration documentation to link to, let %s substitute into the configuration\'s namespace and directive names sans the percent sign. This directive has been available since 2.0.1.
'); /** * Injector that converts configuration directive syntax %Namespace.Directive * to links */ class HTMLPurifier_Injector_PurifierLinkify extends HTMLPurifier_Injector { public $name = 'PurifierLinkify'; public $docURL; public $needed = array('a' => array('href')); public function prepare($config, $context) { $this->docURL = $config->get('AutoFormatParam', 'PurifierLinkifyDocURL'); return parent::prepare($config, $context); } public function handleText(&$token) { if (!$this->allowsElement('a')) return; if (strpos($token->data, '%') === false) return; $bits = preg_split('#%([a-z0-9]+\.[a-z0-9]+)#Si', $token->data, -1, PREG_SPLIT_DELIM_CAPTURE); $token = array(); // $i = index // $c = count // $l = is link for ($i = 0, $c = count($bits), $l = false; $i < $c; $i++, $l = !$l) { if (!$l) { if ($bits[$i] === '') continue; $token[] = new HTMLPurifier_Token_Text($bits[$i]); } else { $token[] = new HTMLPurifier_Token_Start('a', array('href' => str_replace('%s', $bits[$i], $this->docURL))); $token[] = new HTMLPurifier_Token_Text('%' . $bits[$i]); $token[] = new HTMLPurifier_Token_End('a'); } } } }