Add missing rawurlencode()

When routes fail to match because of unknown named parameters,
values that needed urlencoding were missing it.

Fixes #2572

lib/Cake/Routing/Router.php

@@ -917,18 +917,18 @@ protected static function _handleNoRoute($url) {
 		$output = implode('/', $urlOut);
 
 		if (!empty($args)) {
-			$output .= '/' . implode('/', $args);
+			$output .= '/' . implode('/', array_map('rawurlencode', $args));
 		}
 
 		if (!empty($named)) {
 			foreach ($named as $name => $value) {
 				if (is_array($value)) {
 					$flattend = Set::flatten($value, '][');
 					foreach ($flattend as $namedKey => $namedValue) {
-						$output .= '/' . $name . "[$namedKey]" . self::$_namedConfig['separator'] . $namedValue;
+						$output .= '/' . $name . "[$namedKey]" . self::$_namedConfig['separator'] . rawurlencode($namedValue);
 					}
 				} else {
-					$output .= '/' . $name . self::$_namedConfig['separator'] . $value;
+					$output .= '/' . $name . self::$_namedConfig['separator'] . rawurlencode($value);
 				}
 			}
 		}

lib/Cake/Test/Case/Routing/RouterTest.php

@@ -503,7 +503,7 @@ public function testArrayNamedParameters() {
 			'keyed' => 'is an array',
 			'test'
 		)));
-		$expected = '/tests/index/namedParam[keyed]:is an array/namedParam[0]:test';
+		$expected = '/tests/index/namedParam[keyed]:is%20an%20array/namedParam[0]:test';
 		$this->assertEquals($expected, $result);
 	}
 
@@ -1705,6 +1705,8 @@ public function testPrefixOverride() {
  */
 	public function testPrefixFalseIgnored() {
 		Configure::write('Routing.prefixes', array('admin'));
+		Router::reload();
+
 		Router::connect('/cache_css/*', array('admin' => false, 'controller' => 'asset_compress', 'action' => 'get'));
 
 		$url = Router::url(array('controller' => 'asset_compress', 'action' => 'get', 'test'));