250 lines
7.9 KiB
PHP
250 lines
7.9 KiB
PHP
<?php
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/**
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* NRE
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*
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* @author coderkun <olli@coderkun.de>
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* @copyright 2013 coderkun (http://www.coderkun.de)
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* @license http://www.gnu.org/licenses/gpl.html
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* @link http://www.coderkun.de/projects/nre
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*/
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namespace nre\apis;
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/**
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* WebApi-implementation.
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*
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* This class runs and renders an web-applictaion.
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*
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* @author coderkun <olli@coderkun.de>
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*/
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class WebApi extends \nre\core\Api
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{
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/**
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* Construct a new WebApi.
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*/
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public function __construct()
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{
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parent::__construct(
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new \nre\requests\WebRequest(),
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new \nre\responses\WebResponse()
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);
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// Add routes
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$this->addRoutes();
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// Disable screen logging for AJAX requests
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if($this->request->getParam(0, 'toplevel') == 'ajax') {
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$this->log->disableAutoLogToScreen();
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}
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}
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/**
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* Run application.
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*
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* This method runs the application and handles all errors.
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*/
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public function run()
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{
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try {
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$exception = parent::run();
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if(!is_null($exception)) {
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$this->errorService($exception);
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}
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}
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catch(\nre\exceptions\ServiceUnavailableException $e) {
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$this->errorService($e);
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}
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catch(\nre\exceptions\ActionNotFoundException $e) {
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$this->error($e, \nre\core\WebUtils::HTTP_NOT_FOUND);
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}
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catch(\nre\exceptions\FatalDatamodelException $e) {
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$this->errorService($e);
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}
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catch(\nre\exceptions\DatamodelException $e) {
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$this->error($e, \nre\core\WebUtils::HTTP_SERVICE_UNAVAILABLE);
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}
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catch(\nre\exceptions\DriverNotValidException $e) {
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$this->error($e, \nre\core\WebUtils::HTTP_SERVICE_UNAVAILABLE);
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}
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catch(\nre\exceptions\DriverNotFoundException $e) {
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$this->error($e, \nre\core\WebUtils::HTTP_SERVICE_UNAVAILABLE);
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}
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catch(\nre\exceptions\ModelNotValidException $e) {
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$this->error($e, \nre\core\WebUtils::HTTP_SERVICE_UNAVAILABLE);
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}
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catch(\nre\exceptions\ModelNotFoundException $e) {
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$this->error($e, \nre\core\WebUtils::HTTP_SERVICE_UNAVAILABLE);
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}
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catch(\nre\exceptions\ViewNotFoundException $e) {
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$this->error($e, \nre\core\WebUtils::HTTP_NOT_FOUND);
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}
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catch(\nre\exceptions\ControllerNotValidException $e) {
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$this->error($e, \nre\core\WebUtils::HTTP_SERVICE_UNAVAILABLE);
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}
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catch(\nre\exceptions\ControllerNotFoundException $e) {
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$this->error($e, \nre\core\WebUtils::HTTP_NOT_FOUND);
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}
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catch(\nre\exceptions\AgentNoaatValidException $e) {
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$this->error($e, \nre\core\WebUtils::HTTP_SERVICE_UNAVAILABLE);
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}
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catch(\nre\exceptions\AgentNotFoundException $e) {
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$this->error($e, \nre\core\WebUtils::HTTP_NOT_FOUND);
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}
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catch(\nre\exceptions\ClassNotValidException $e) {
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$this->errorService($e);
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}
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catch(\nre\exceptions\ClassNotFoundException $e) {
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$this->errorService($e);
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}
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}
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/**
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* Render output.
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*/
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public function render()
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{
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// Generate output
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parent::render();
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// Set HTTP-header
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$this->response->header();
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// Show output
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echo $this->response->getOutput();
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}
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/**
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* Add routes (normal and reverse) defined in the AppConfig.
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*/
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private function addRoutes()
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{
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// Normal routes
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if(property_exists('\nre\configs\AppConfig', 'routes')) {
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foreach(\nre\configs\AppConfig::$routes as &$route) {
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$this->request->addRoute($route[0], $route[1], $route[2]);
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}
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}
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// Reverse routes
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if(property_exists('\nre\configs\AppConfig', 'reverseRoutes')) {
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foreach(\nre\configs\AppConfig::$reverseRoutes as &$route) {
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$this->request->addReverseRoute($route[0], $route[1], $route[2]);
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}
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}
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// Revalidate request
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$this->request->revalidate();
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}
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/**
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* Handle an error that orrcurred during the
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* loading/constructing/running of the ToplevelAgent.
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*
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* @param \Exception $exception Occurred exception
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* @param int $httpStatusCode HTTP-statuscode
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*/
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private function error(\nre\core\Exception $exception, $httpStatusCode)
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{
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// Log error message
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$this->log($exception, \nre\core\Logger::LOGMODE_AUTO);
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try {
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// Set agent for handling errors
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$this->response->clearParams();
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$this->response->addParams(
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\nre\configs\AppConfig::$defaults['toplevel-error'],
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\nre\configs\AppConfig::$defaults['intermediate-error'],
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\nre\configs\CoreConfig::$defaults['action'],
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$httpStatusCode
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);
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// Run this agent
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parent::run();
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}
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catch(\nre\exceptions\ServiceUnavailableException $e) {
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$this->errorService($e);
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}
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catch(\nre\exceptions\ActionNotFoundException $e) {
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$this->errorService($e);
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}
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catch(\nre\exceptions\DatamodelException $e) {
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$this->errorService($e);
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}
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catch(\nre\exceptions\DriverNotValidException $e) {
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$this->errorService($e);
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}
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catch(\nre\exceptions\DriverNotFoundException $e) {
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$this->errorService($e);
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}
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catch(\nre\exceptions\ModelNotValidException $e) {
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$this->errorService($e);
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}
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catch(\nre\exceptions\ModelNotFoundException $e) {
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$this->errorService($e);
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}
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catch(\nre\exceptions\ViewNotFoundException $e) {
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$this->errorService($e);
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}
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catch(\nre\exceptions\ControllerNotValidException $e) {
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$this->errorService($e);
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}
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catch(\nre\exceptions\ControllerNotFoundException $e) {
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$this->errorService($e);
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}
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catch(\nre\exceptions\AgentNotValidException $e) {
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$this->errorService($e);
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}
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catch(\nre\exceptions\AgentNotFoundException $e) {
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$this->errorService($e);
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}
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catch(Exception $e) {
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$this->errorService($e);
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}
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}
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/**
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* Handle a error which cannot be handles by the system (and
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* HTTP 503).
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*
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* @param \Exception $exception Occurred exception
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*/
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private function errorService($exception)
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{
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// Log error message
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$this->log($exception, \nre\core\Logger::LOGMODE_AUTO);
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// Set HTTP-rtatuscode
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$this->response->addHeader(\nre\core\WebUtils::getHttpHeader(503));
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// Read and print static error file
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$fileName = ROOT.DS.\nre\configs\CoreConfig::getClassDir('views').DS.\nre\configs\CoreConfig::$defaults['errorFile'].\nre\configs\CoreConfig::getFileExt('views');
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ob_start();
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include($fileName);
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$this->response->setOutput(ob_get_clean());
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// Prevent further execution
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$this->response->setExit();
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}
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}
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?>
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