Add our own dispatcher prototype for namespaced controllers

refs #5786

library/Icinga/Web/Controller/Dispatcher.php

@@ -0,0 +1,62 @@
+<?php
+// {{{ICINGA_LICENSE_HEADER}}}
+// {{{ICINGA_LICENSE_HEADER}}}
+
+namespace Icinga\Web\Controller;
+
+use Exception;
+use LogicException;
+use Zend_Controller_Dispatcher_Standard;
+use Zend_Controller_Request_Abstract;
+use Zend_Controller_Response_Abstract;
+
+class Dispatcher extends Zend_Controller_Dispatcher_Standard
+{
+    public function dispatch(Zend_Controller_Request_Abstract $request, Zend_Controller_Response_Abstract $response)
+    {
+        $this->setResponse($response);
+        $controllerName = $request->getControllerName();
+        if (! $controllerName) {
+            throw new LogicException('Controller name not found');
+        }
+        $controllerName = ucfirst($controllerName) . 'Controller';
+        if ($this->_defaultModule === $this->_curModule) {
+            $controllerClass = 'Icinga\\Controllers\\' . $controllerName;
+        } else {
+            $controllerClass = 'Icinga\\Module\\' . $this->_curModule . '\\Controllers\\' . $controllerName;
+        }
+        if (! class_exists($controllerClass)) {
+            return parent::dispatch($request, $response);
+        }
+        $controller = new $controllerClass($request, $response, $this->getParams());
+        $actionName = $request->getActionName();
+        if (! $actionName) {
+            throw new LogicException('Action name not found');
+        }
+        $actionName = $actionName . 'Action';
+        $request->setDispatched(true);
+        // Buffer output by default
+        $disableOb = $this->getParam('disableOutputBuffering');
+        $obLevel = ob_get_level();
+        if (empty($disableOb)) {
+            ob_start();
+        }
+        try {
+            $controller->dispatch($actionName);
+        } catch (Exception $e) {
+            // Clean output buffer on error
+            $curObLevel = ob_get_level();
+            if ($curObLevel > $obLevel) {
+                do {
+                    ob_get_clean();
+                    $curObLevel = ob_get_level();
+                } while ($curObLevel > $obLevel);
+            }
+            throw $e;
+        }
+        if (empty($disableOb)) {
+            $content = ob_get_clean();
+            $response->appendBody($content);
+        }
+    }
+}