Add project calendars (merge/refactoring of #490)

app/Model/TaskStatus.php

@@ -12,6 +12,23 @@ use Event\TaskEvent;
  */
 class TaskStatus extends Base
 {
+    /**
+     * Return the list of statuses
+     *
+     * @access public
+     * @param  boolean   $prepend  Prepend default value
+     * @return array
+     */
+    public function getList($prepend = false)
+    {
+        $listing = $prepend ? array(-1 => t('All status')) : array();
+
+        return $listing + array(
+            Task::STATUS_OPEN => t('Open'),
+            Task::STATUS_CLOSED => t('Closed'),
+        );
+    }
+
     /**
      * Return true if the task is closed
      *