Add getCurrentItem method in MenuHelper (#293)

Update for knp menu 2.2 - add getCurrentItem method in MenuHelper

Author: fsevestre

Resources/config/menu.xml

@@ -31,6 +31,7 @@
             <argument type="service" id="knp_menu.renderer_provider" />
             <argument type="service" id="knp_menu.menu_provider" />
             <argument type="service" id="knp_menu.manipulator" />
+            <argument type="service" id="knp_menu.matcher" />
         </service>
 
         <service id="knp_menu.matcher" class="%knp_menu.matcher.class%" />

Templating/Helper/MenuHelper.php

@@ -105,6 +105,18 @@ public function isAncestor(ItemInterface $item, $depth = null)
         return $this->matcher->isAncestor($item, $depth);
     }
 
+    /**
+     * Returns the current item of a menu.
+     *
+     * @param ItemInterface|array|string $menu
+     *
+     * @return ItemInterface|null
+     */
+    public function getCurrentItem($menu)
+    {
+        return $this->helper->getCurrentItem($menu);
+    }
+
     /**
      * @return string
      */

Tests/Templating/MenuHelperTest.php

@@ -124,6 +124,22 @@ public function testIsAncestor()
         $this->assertFalse($helper->isAncestor($menu));
     }
 
+    public function testGetCurrentItem()
+    {
+        $menu = $this->getMock('Knp\Menu\ItemInterface');
+
+        $helperMock = $this->getHelperMock(array('getCurrentItem'));
+        $helperMock->expects($this->any())
+            ->method('getCurrentItem')
+            ->with('default')
+            ->will($this->returnValue($menu))
+        ;
+
+        $helper = new MenuHelper($helperMock, $this->getMatcherMock(), $this->getManipulatorMock());
+
+        $this->assertEquals($menu, $helper->getCurrentItem('default'));
+    }
+
     private function getHelperMock(array $methods = array())
     {
         return $this->getMockBuilder('Knp\Menu\Twig\Helper')

composer.json

@@ -19,7 +19,7 @@
         }
     ],
     "require":      {
-        "knplabs/knp-menu":         "~2.1",
+        "knplabs/knp-menu":         "~2.2",
         "symfony/framework-bundle": "~2.3|~3.0"
     },
     "require-dev":  {
@@ -31,7 +31,7 @@
     },
     "extra": {
         "branch-alias": {
-            "dev-master": "2.1.x-dev"
+            "dev-master": "2.2.x-dev"
         }
     }
 }