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✎ Editing: PurifierLinkify.php ← Back

<?php

/**

* Injector that converts configuration directive syntax %Namespace.Directive

* to links

class HTMLPurifier_Injector_PurifierLinkify extends HTMLPurifier_Injector

{

/**

* @type string

public $name = 'PurifierLinkify';

/**

* @type string

public $docURL;

/**

* @type array

public $needed = array('a' => array('href'));

/**

* @param HTMLPurifier_Config $config

* @param HTMLPurifier_Context $context

* @return string

public function prepare($config, $context)

{

$this->docURL = $config->get('AutoFormat.PurifierLinkify.DocURL');

return parent::prepare($config, $context);

}

/**

* @param HTMLPurifier_Token $token

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');

}

// vim: et sw=4 sts=4

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