Ticket #37300: protocol_2.patch

functions.php

@@ -4957 +4957 @@
  *
  * @since 3.3.0
  * @since 4.3.0 Added 'webcal' to the protocols array.
+ * @since 4.6.2 Added 'urn' to the protocols array.
  *
  * @see wp_kses()
  * @see esc_url()
@@ -4965 +4966 @@
  *
  * @return array Array of allowed protocols. Defaults to an array containing 'http', 'https',
  *               'ftp', 'ftps', 'mailto', 'news', 'irc', 'gopher', 'nntp', 'feed', 'telnet',
- *               'mms', 'rtsp', 'svn', 'tel', 'fax', 'xmpp', and 'webcal'.
+ *               'mms', 'rtsp', 'svn', 'tel', 'fax', 'xmpp', 'webcal', and 'urn'.
  */
 function wp_allowed_protocols() {
         static $protocols = array();
 
         if ( empty( $protocols ) ) {
-                $protocols = array( 'http', 'https', 'ftp', 'ftps', 'mailto', 'news', 'irc', 'gopher', 'nntp', 'feed', 'telnet', 'mms', 'rtsp', 'svn', 'tel', 'fax', 'xmpp', 'webcal' );
+                $protocols = array( 'http', 'https', 'ftp', 'ftps', 'mailto', 'news', 'irc', 'gopher', 'nntp', 'feed', 'telnet', 'mms', 'rtsp', 'svn', 'tel', 'fax', 'xmpp', 'webcal', 'urn' );
 
                 /**
                  * Filters the list of protocols allowed in HTML attributes.