Add custom FlashMessenger helper with predefined namespaces support.

src/LoSo/Zend/Controller/Action/Helper/FlashMessenger.php

@@ -0,0 +1,49 @@
+<?php
+/**
+ * Flash Messenger - implement session-based messages
+ *
+ * @author Loïc Frering <loic.frering@gmail.com>
+ */
+class LoSo_Zend_Controller_Action_Helper_FlashMessenger extends Zend_Controller_Action_Helper_FlashMessenger
+{
+    /**
+     * preDispatch() - runs before action is dispatched.
+     *
+     * @return LoSo_Zend_Controller_Action_Helper_FlashMessenger Provides a fluent interface
+     */
+    public function preDispatch()
+    {
+        $controller = $this->getActionController();
+        $controller->view->infoMessages = $this->setNamespace('default')->getMessages();
+        $controller->view->successMessages = $this->setNamespace('success')->getMessages();
+        $controller->view->errorMessages = $this->setNamespace('error')->getMessages();
+        $controller->view->warnMessages = $this->setNamespace('warn')->getMessages();
+    }
+
+    /**
+     * addMessage() - Add a message to flash message
+     *
+     * @param  string $message
+     * @param  string $namespace
+     * @return LoSo_Zend_Controller_Action_Helper_FlashMessenger Provides a fluent interface
+     */
+    public function addMessage($message, $namespace = null)
+    {
+        if (!empty($namespace)) {
+            $this->setNamespace($namespace);
+        }
+        return parent::addMessage($message);
+    }
+
+    /**
+     * Strategy pattern: proxy to addMessage()
+     *
+     * @param  string $message
+     * @param  string $namespace
+     * @return void
+     */
+    public function direct($message, $namespace = null)
+    {
+        return $this->addMessage($message, $namespace);
+    }
+}