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-rw-r--r--library/Icinga/Web/Controller/Dispatcher.php93
1 files changed, 93 insertions, 0 deletions
diff --git a/library/Icinga/Web/Controller/Dispatcher.php b/library/Icinga/Web/Controller/Dispatcher.php
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+++ b/library/Icinga/Web/Controller/Dispatcher.php
@@ -0,0 +1,93 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Web\Controller;
+
+use Exception;
+use Icinga\Util\StringHelper;
+use Zend_Controller_Action;
+use Zend_Controller_Action_Interface;
+use Zend_Controller_Dispatcher_Exception;
+use Zend_Controller_Dispatcher_Standard;
+use Zend_Controller_Request_Abstract;
+use Zend_Controller_Response_Abstract;
+
+/**
+ * Dispatcher supporting Zend-style and namespaced controllers
+ *
+ * Does not support a namespaced default controller in combination w/ the Zend parameter useDefaultControllerAlways.
+ */
+class Dispatcher extends Zend_Controller_Dispatcher_Standard
+{
+ /**
+ * Controller namespace
+ *
+ * @var string
+ */
+ const CONTROLLER_NAMESPACE = 'Controllers';
+
+ /**
+ * Dispatch request to a controller and action
+ *
+ * @param Zend_Controller_Request_Abstract $request
+ * @param Zend_Controller_Response_Abstract $response
+ *
+ * @throws Zend_Controller_Dispatcher_Exception If the controller is not an instance of
+ * Zend_Controller_Action_Interface
+ * @throws Exception If dispatching the request fails
+ */
+ public function dispatch(Zend_Controller_Request_Abstract $request, Zend_Controller_Response_Abstract $response)
+ {
+ $this->setResponse($response);
+ $controllerName = $request->getControllerName();
+ if (! $controllerName) {
+ parent::dispatch($request, $response);
+ return;
+ }
+ $controllerName = StringHelper::cname($controllerName, '-') . 'Controller';
+ $moduleName = $request->getModuleName();
+ if ($moduleName === null || $moduleName === $this->_defaultModule) {
+ $controllerClass = 'Icinga\\' . self::CONTROLLER_NAMESPACE . '\\' . $controllerName;
+ } else {
+ $controllerClass = 'Icinga\\Module\\' . ucfirst($moduleName) . '\\' . self::CONTROLLER_NAMESPACE . '\\'
+ . $controllerName;
+ }
+ if (! class_exists($controllerClass)) {
+ parent::dispatch($request, $response);
+ return;
+ }
+ $controller = new $controllerClass($request, $response, $this->getParams());
+ if (! $controller instanceof Zend_Controller_Action
+ && ! $controller instanceof Zend_Controller_Action_Interface
+ ) {
+ throw new Zend_Controller_Dispatcher_Exception(
+ 'Controller "' . $controllerClass . '" is not an instance of Zend_Controller_Action_Interface'
+ );
+ }
+ $action = $this->getActionMethod($request);
+ $request->setDispatched(true);
+ // Buffer output by default
+ $disableOb = $this->getParam('disableOutputBuffering');
+ $obLevel = ob_get_level();
+ if (empty($disableOb)) {
+ ob_start();
+ }
+ try {
+ $controller->dispatch($action);
+ } 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);
+ }
+ }
+}