Ticket #10249: page-slugs-urldecode-other-way-round.diff

wp-includes/classes.php

@@ -170 +170 @@
                         // front.  For path info requests, this leaves us with the requesting
                         // filename, if any.  For 404 requests, this leaves us with the
                         // requested permalink.
-                        $req_uri = str_replace($pathinfo, '', $req_uri);
+                        $req_uri = str_replace($pathinfo, '', rawurldecode($req_uri));
                         $req_uri = trim($req_uri, '/');
                         $req_uri = preg_replace("|^$home_path|", '', $req_uri);
                         $req_uri = trim($req_uri, '/');
@@ -207 +207 @@
                                         $request_match = $req_uri . '/' . $request;
 
                                 if ( preg_match("#^$match#", $request_match, $matches) ||
-                                        preg_match("#^$match#", urldecode($request_match), $matches) ) {
+                                        preg_match("#^$match#", urldecode($request_match), $matches) ||
+                                        preg_match("#^$match#", strtolower(rawurlencode($request_match)), $matches)) {
                                         // Got a match.
                                         $this->matched_rule = $match;