Start to implement task history and project activity

app/Event/TaskHistoryListener.php

@@ -0,0 +1,52 @@
+<?php
+
+namespace Event;
+
+use Core\Listener;
+use Model\TaskHistory;
+
+/**
+ * Task history listener
+ *
+ * @package event
+ * @author  Frederic Guillot
+ */
+class TaskHistoryListener implements Listener
+{
+    /**
+     * TaskHistory model
+     *
+     * @accesss private
+     * @var \Model\TaskHistory
+     */
+    private $model;
+
+    /**
+     * Constructor
+     *
+     * @access public
+     * @param  \Model\TaskHistory   $model   TaskHistory model instance
+     */
+    public function __construct(TaskHistory $model)
+    {
+        $this->model = $model;
+    }
+
+    /**
+     * Execute the action
+     *
+     * @access public
+     * @param  array   $data   Event data dictionary
+     * @return bool            True if the action was executed or false when not executed
+     */
+    public function execute(array $data)
+    {
+        $creator_id = $this->model->acl->getUserId();
+
+        if ($creator_id && isset($data['task_id']) && isset($data['project_id'])) {
+            $this->model->create($data['project_id'], $data['task_id'], $creator_id, $this->model->event->getLastTriggeredEvent());
+        }
+
+        return false;
+    }
+}