implementing workflow on tasks

Templating/TaskTwigExtension.php

@@ -0,0 +1,59 @@
+<?php
+/*
+ * Copyright (C) 2018 Champs Libres Cooperative <info@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\TaskBundle\Templating;
+
+use Twig\Extension\AbstractExtension;
+use Twig\TwigFunction;
+use Chill\TaskBundle\Entity\AbstractTask;
+use Chill\TaskBundle\Workflow\TaskWorkflowManager;
+
+/**
+ * 
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class TaskTwigExtension extends \Twig_Extension
+{
+    /**
+     *
+     * @var TaskWorkflowManager
+     */
+    protected $taskWorkflowManager;
+    
+    public function __construct(TaskWorkflowManager $taskWorkflowManager)
+    {
+        $this->taskWorkflowManager = $taskWorkflowManager;
+    }
+
+    
+    public function getFunctions()
+    {
+        return [
+            new TwigFunction('task_workflow_metadata', [ $this, 'getWorkflowMetadata' ] )
+        ];
+    }
+    
+    public function getWorkflowMetadata(
+        AbstractTask $task, 
+        string $key, 
+        $metadataSubject = null, 
+        string $name = null
+    ) {
+        return $this->taskWorkflowManager->getWorkflowMetadata($task, $key, $metadataSubject, $name);
+    }
+}