[TwigBridge][Workflow] Added workflow_has_place twig function

Author: Padam87

src/Symfony/Bridge/Twig/Extension/WorkflowExtension.php

@@ -32,6 +32,7 @@ public function getFunctions()
         return array(
             new \Twig_SimpleFunction('workflow_can', array($this, 'canTransition')),
             new \Twig_SimpleFunction('workflow_transitions', array($this, 'getEnabledTransitions')),
+            new \Twig_SimpleFunction('workflow_has_place', array($this, 'hasPlace')),
         );
     }
 
@@ -45,6 +46,14 @@ public function getEnabledTransitions($object, $name = null)
         return $this->workflowRegistry->get($object, $name)->getEnabledTransitions($object);
     }
 
+    public function hasPlace($object, $state, $name = null)
+    {
+        $workflow = $this->workflowRegistry->get($object, $name);
+        $marking = $workflow->getMarking($object);
+
+        return $marking->has($state);
+    }
+
     public function getName()
     {
         return 'workflow';

src/Symfony/Bridge/Twig/Tests/Extension/WorkflowExtensionTest.php

@@ -0,0 +1,54 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Bridge\Twig\Tests\Extension;
+
+use Symfony\Bridge\Twig\Extension\WorkflowExtension;
+use Symfony\Component\Workflow\Marking;
+use Symfony\Component\Workflow\Registry;
+use Symfony\Component\Workflow\Workflow;
+
+class WorkflowExtensionTest extends \PHPUnit_Framework_TestCase
+{
+    protected function setUp()
+    {
+        parent::setUp();
+
+        if (!class_exists('Symfony\Component\Workflow\Workflow')) {
+            $this->markTestSkipped('The Workflow component is needed to run tests for this extension.');
+        }
+    }
+
+    public function testHasPlace()
+    {
+        $subject = new \stdClass();
+
+        $marking = new Marking(array('ordered' => true, 'waiting_for_payment' => true));
+
+        $workflow = $this->getMock(Workflow::class, array(), array(), '', false);
+        $workflow->expects($this->exactly(3))
+             ->method('getMarking')
+             ->with($subject)
+             ->will($this->returnValue($marking));
+
+        $registry = $this->getMock(Registry::class);
+        $registry->expects($this->exactly(3))
+             ->method('get')
+             ->with($subject)
+             ->will($this->returnValue($workflow));
+
+        $extension = new WorkflowExtension($registry);
+
+        $this->assertTrue($extension->hasPlace($subject, 'ordered'));
+        $this->assertTrue($extension->hasPlace($subject, 'waiting_for_payment'));
+        $this->assertFalse($extension->hasPlace($subject, 'processed'));
+    }
+}