<?php
class BackendController extends Zend_Controller_Action
{
    public function indexAction()
    {
        // Variablen an View übergeben
        $this->view->title = "Übersicht";
    }

    public function loginAction()
    {
        // prevent direct call of url backend/login
        if ($this->getFrontController()->getRouter()->getCurrentRouteName() != 'backend') {
            $this->redirect('/');
        }
        $request = $this->getRequest();
        $response = $this->getResponse();

        $config = array(
            'accept_schemes' => 'digest',
            'realm' => 'Alle Ziele',
            'digest_domains' => '/AZsVoT5aBZM9Qb',
            'nonce_timeout' => 3600,
        );
        $auth = Zend_Auth::getInstance();
        $adapter = new Zend_Auth_Adapter_Http($config);


        $digestResolver = new Zend_Auth_Adapter_Http_Resolver_File();
        $digestResolver->setFile('.htpasswd');

        $adapter->setDigestResolver($digestResolver);

        assert($request instanceof Zend_Controller_Request_Http);
        assert($response instanceof Zend_Controller_Response_Http);

        $adapter->setRequest($request);
        $adapter->setResponse($response);


        $result = $auth->authenticate($adapter);
        if (!$result->isValid()) {
            $this->_helper->layout()->disableLayout();
            $this->_helper->viewRenderer->setNoRender(true);
        } else {
            $identity = $auth->getStorage()->read();
            $auth->getStorage()->write($identity + array('role' => 'user'));
            // $this->_helper->FlashMessenger(array('login' => 'Sie haben sich erfolgreich angemeldet.'));
            $this->redirect('/');
        }
    }

    public function saveAction()
    {
        $id = 'inlet_content';
        $file = $this->getRequest()->getParam('page');
        $content = $this->getRequest()->getParam('content', false);
        $template_dir = realpath(current($this->view->getScriptPaths()));
        $templateFile = realpath($template_dir . DIRECTORY_SEPARATOR . $file);
        if (strpos($templateFile, $template_dir) !== 0 ||
            !file_exists($templateFile)
        ) {
            $this->_helper->json(array('error' => 'Tempate File not found.'));
        }
        if (!$content) {
            $this->_helper->json(array('error' => 'No Content'));
        }
        $content = stripslashes($content);
        $templateContent = file_get_contents($templateFile);

        $result = sprintf(preg_replace('#(<div class="inlet_content">\n)(.*)(\n<\/div>)#Us', '\1%s\3', $templateContent), $content);
        file_put_contents($templateFile, $result);
        $this->_helper->json(array('success' => 'true', 'result' => $content));
    }
}