/moodle/lib/htmlpurifier/HTMLPurifier/URIFilter.php
PHP | 40 lines | 9 code | 5 blank | 26 comment | 0 complexity | c06dbe279ea3c69e25544b138945d6ef MD5 | raw file
Possible License(s): GPL-2.0, LGPL-2.1, BSD-3-Clause, LGPL-2.0
- <?php
- /**
- * Chainable filters for custom URI processing.
- *
- * These filters can perform custom actions on a URI filter object,
- * including transformation or blacklisting.
- *
- * @warning This filter is called before scheme object validation occurs.
- * Make sure, if you require a specific scheme object, you
- * you check that it exists. This allows filters to convert
- * proprietary URI schemes into regular ones.
- */
- class HTMLPurifier_URIFilter
- {
-
- /**
- * Unique identifier of filter
- */
- var $name;
-
- /**
- * Performs initialization for the filter
- */
- function prepare($config) {}
-
- /**
- * Filter a URI object
- * @param &$uri Reference to URI object
- * @param $config Instance of HTMLPurifier_Config
- * @param &$context Instance of HTMLPurifier_Context
- * @return bool Whether or not to continue processing: false indicates
- * URL is no good, true indicates continue processing. Note that
- * all changes are committed directly on the URI object
- */
- function filter(&$uri, $config, &$context) {
- trigger_error('Cannot call abstract function', E_USER_ERROR);
- }
-
- }