Application::createController() - Code Metrics - Inspection of "Adds initial 404 handling" - fuelphp/foundation - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 27c6b5...777874 )

by Emlyn

created 2016-05-16 16:07 UTC

Application::createController() A

↳ Parent: Application

Complexity

Conditions	1
Paths	1

Size

Total Lines	9
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	4
CRAP Score	1

Metric	Value
dl	0
loc	9
ccs	4
cts	4
cp	1
rs	9.6666
cc	1
eloc	4
nc	1
nop	1
crap	1

<?php
/**
 * @package    Fuel\Foundation
 * @version    2.0
 * @author     Fuel Development Team
 * @license    MIT License
 * @copyright  2010 - 2016 Fuel Development Team
 * @link       http://fuelphp.com
 */

declare(strict_types=1);

namespace Fuel\Foundation;

use Fuel\Config\Container as ConfigContainer;
use Fuel\Config\Container;
use Fuel\Dependency\Container as DependencyContainer;
use Fuel\Foundation\Controller\ControllerInterface;
use Fuel\Foundation\Event\AppShutdown;
use Fuel\Foundation\Event\AppStarted;
use Fuel\Foundation\Event\RequestFinished;
use Fuel\Foundation\Event\RequestStarted;
use Fuel\Foundation\Event\ResponseFinished;
use Fuel\Foundation\Event\ResponseStarted;
use Fuel\Foundation\Request\RequestInterface;
use Fuel\Foundation\Response\ResponseInterface;
use Fuel\Routing\Match;
use Fuel\Routing\Router;
use League\Container\ContainerInterface;
use League\Event\Emitter;
use Symfony\Component\BrowserKit\Response;
use Zend\Diactoros\CallbackStream;
use Zend\Diactoros\Stream;

class Application
{
	/**
	 * @var ContainerInterface
	 */
	protected $dependencyContainer;

	/**
	 * @var array
	 */
	protected $config;

	public static function init(array $config) : Application
	{
		// Ensure the needed config entries exists
		$config['events'] = $config['events'] ?? [];
		$config['components'] = $config['components'] ?? [];

		return new static($config);
	}

	public function __construct(array $config, ContainerInterface $dependencyContainer = null)
	{
		$this->initDependencyContainer($config, $dependencyContainer);

		// register any events from the config
		$this->registerEvents($config['events']);

		// Load components
		$this->loadComponents($config['components']);

		$this->registerRoutes();

		// trigger app created event
		$this->dependencyContainer
			->get('fuel.application.event')
			->emit(new AppStarted($this));
	}

	protected function registerRoutes()
	{
		/** @var Router $router */
		$router = $this->dependencyContainer->get('fuel.application.router');

		/** @var Container $config */
		$config = $this->dependencyContainer->get('fuel.config');
		$config->load('routing', 'routing');

		foreach ($config->get('routing', []) as $uri => $routeConfig)
		{
			$router->all($uri)->filters($routeConfig);
		}
	}

	public function setDependencyContainer(ContainerInterface $dependencyContainer)
	{
		$this->dependencyContainer = $dependencyContainer;
	}

	public function getDependencyContainer() : ContainerInterface
	{
		return $this->dependencyContainer;
	}

	/**
	 * @param array $events
	 */
	protected function registerEvents(array $events)
	{
		/** @var Emitter $eventContainer */
		$eventContainer = $this->dependencyContainer->get('fuel.application.event');

		foreach ($events as $event)
		{
			$eventContainer->addListener(
				$event['name'],
				$event['listener'],
				$event['priority'] ?? $eventContainer::P_NORMAL
			);
		}
	}

	/**
	 * @param string[] $components
	 */
	protected function loadComponents(array $components)
	{
		/** @var ComponentManagerInterface $componentManager */
		$componentManager = $this->getDependencyContainer()
			->get('fuel.application.component_manager');

		foreach ($components as $component)
		{
			$componentManager->load($component);
		}
	}

	/**
	 * @param array              $config
	 * @param ContainerInterface $dependencyContainer
	 */
	protected function initDependencyContainer(array $config, ContainerInterface $dependencyContainer = null)
	{
		$this->setDependencyContainer($dependencyContainer ?? new DependencyContainer());
		// So our application can be fetched
		$this->dependencyContainer->add('fuel.application', $this);
		// And our application config if needed
		$this->dependencyContainer->add('fuel.application.config', $config);
		// Finally add all our application level services
		$this->dependencyContainer->addServiceProvider(new ApplicationServicesProvider());
	}

	public function run()
	{
		$request = $this->dependencyContainer->get('fuel.application.request');
		$response = $this->performRequest($request);

		// trigger response started event
		$this->dependencyContainer
			->get('fuel.application.event')
			->emit(new ResponseStarted($this));

		http_response_code($response->getStatusCode());
		echo $response->getBody();

		// send shutdown event
		$this->dependencyContainer
			->get('fuel.application.event')
			->emit(new ResponseFinished($this));

		$this->dependencyContainer
			->get('fuel.application.event')
			->emit(new AppShutdown($this));
	}

	public function performRequest(RequestInterface $request) : ResponseInterface
	{
		$this->dependencyContainer->add('fuel.application.request', $request);

		// trigger request started event
		$this->dependencyContainer
			->get('fuel.application.event')
			->emit(new RequestStarted($this));

		// route to and call controller
		$match = $this->getRouteMatch($request);
		$response = $this->getControllerResult($match);

		// trigger request ended event
		$this->dependencyContainer
			->get('fuel.application.event')
			->emit(new RequestFinished($this));

		return $response;
	}

	/**
	 * @param RequestInterface $request
	 *
	 * @return Match
	 */
	protected function getRouteMatch(RequestInterface $request) : Match
	{
		/** @var Router $router */
		$router = $this->dependencyContainer->get('fuel.application.router');
		$match = $router->translate($request->getUri()->getPath(), $request->getMethod());

		return $match;
	}

	/**
	 * @param Match $match
	 *
	 * @return ResponseInterface
	 */
	protected function getControllerResult(Match $match) : ResponseInterface
	{
		if ($match->controller === null) {
			$response = $this->dependencyContainer->get('fuel.application.response');
			return $response->withStatus(404);
		}

		$controller = $this->createController($match);
		$controllerResult = $controller->{$match->action}();

		// generate and send response
		// If the controller response is a response object then just pass that back out
		if ($controllerResult instanceof ResponseInterface) {
			return $controllerResult;
		}

		// Else update the application response with the controller result#
		/** @var ResponseInterface $response */
		$response = $this->dependencyContainer->get('fuel.application.response');
		$response->withStatus(200);
		return $response->withBody(new CallbackStream(
			function() use ($controllerResult) {
				return $controllerResult;
			}
		));
	}

	/**
	 * @param \Fuel\Routing\Match $match
	 *
	 * @return ControllerInterface
	 */
	protected function createController(Match $match) : ControllerInterface
	{
		// TODO: Use dependency magic to create the controller instance
		/** @var ControllerInterface $controller */
		$controller = new $match->controller();
		$controller->setRouteParams($match->parameters);

		return $controller;
	}

}


1		<?php
2		/**
3		* @package Fuel\Foundation
4		* @version 2.0
5		* @author Fuel Development Team
6		* @license MIT License
7		* @copyright 2010 - 2016 Fuel Development Team
8		* @link http://fuelphp.com
9		*/
10
11		declare(strict_types=1);
12
13		namespace Fuel\Foundation;
14
15		use Fuel\Config\Container as ConfigContainer;
16		use Fuel\Config\Container;
17		use Fuel\Dependency\Container as DependencyContainer;
18		use Fuel\Foundation\Controller\ControllerInterface;
19		use Fuel\Foundation\Event\AppShutdown;
20		use Fuel\Foundation\Event\AppStarted;
21		use Fuel\Foundation\Event\RequestFinished;
22		use Fuel\Foundation\Event\RequestStarted;
23		use Fuel\Foundation\Event\ResponseFinished;
24		use Fuel\Foundation\Event\ResponseStarted;
25		use Fuel\Foundation\Request\RequestInterface;
26		use Fuel\Foundation\Response\ResponseInterface;
27		use Fuel\Routing\Match;
28		use Fuel\Routing\Router;
29		use League\Container\ContainerInterface;
30		use League\Event\Emitter;
31		use Symfony\Component\BrowserKit\Response;
32		use Zend\Diactoros\CallbackStream;
33		use Zend\Diactoros\Stream;
34
35		class Application
36		{
37		/**
38		* @var ContainerInterface
39		*/
40		protected $dependencyContainer;
41
42		/**
43		* @var array
44		*/
45		protected $config;
46
47	9	public static function init(array $config) : Application
48		{
49		// Ensure the needed config entries exists
50	9	$config['events'] = $config['events'] ?? [];
51	9	$config['components'] = $config['components'] ?? [];
52
53	9	return new static($config);
54		}
55
56	9	public function __construct(array $config, ContainerInterface $dependencyContainer = null)
57		{
58	9	$this->initDependencyContainer($config, $dependencyContainer);
59
60		// register any events from the config
61	9	$this->registerEvents($config['events']);
62
63		// Load components
64	9	$this->loadComponents($config['components']);
65
66	9	$this->registerRoutes();
67
68		// trigger app created event
69	9	$this->dependencyContainer
70	9	->get('fuel.application.event')
71	9	->emit(new AppStarted($this));
72	9	}
73
74	9	protected function registerRoutes()
75		{
76		/** @var Router $router */
77	9	$router = $this->dependencyContainer->get('fuel.application.router');
78
79		/** @var Container $config */
80	9	$config = $this->dependencyContainer->get('fuel.config');
81	9	$config->load('routing', 'routing');
82
83	9	foreach ($config->get('routing', []) as $uri => $routeConfig)
84		{
85	4	$router->all($uri)->filters($routeConfig);
86		}
87	9	}
88
89	9	public function setDependencyContainer(ContainerInterface $dependencyContainer)
90		{
91	9	$this->dependencyContainer = $dependencyContainer;
92	9	}
93
94	9	public function getDependencyContainer() : ContainerInterface
95		{
96	9	return $this->dependencyContainer;
97		}
98
99		/**
100		* @param array $events
101		*/
102	9	protected function registerEvents(array $events)
103		{
104		/** @var Emitter $eventContainer */
105	9	$eventContainer = $this->dependencyContainer->get('fuel.application.event');
106
107	9	foreach ($events as $event)
108		{
109	3	$eventContainer->addListener(
110	3	$event['name'],
111	3	$event['listener'],
112	3	$event['priority'] ?? $eventContainer::P_NORMAL
113		);
114		}
115	9	}
116
117		/**
118		* @param string[] $components
119		*/
120	9	protected function loadComponents(array $components)
121		{
122		/** @var ComponentManagerInterface $componentManager */
123	9	$componentManager = $this->getDependencyContainer()
124	9	->get('fuel.application.component_manager');
125
126	9	foreach ($components as $component)
127		{
128	4	$componentManager->load($component);
129		}
130	9	}
131
132		/**
133		* @param array $config
134		* @param ContainerInterface $dependencyContainer
135		*/
136	9	protected function initDependencyContainer(array $config, ContainerInterface $dependencyContainer = null)
137		{
138	9	$this->setDependencyContainer($dependencyContainer ?? new DependencyContainer());
139		// So our application can be fetched
140	9	$this->dependencyContainer->add('fuel.application', $this);
141		// And our application config if needed
142	9	$this->dependencyContainer->add('fuel.application.config', $config);
143		// Finally add all our application level services
144	9	$this->dependencyContainer->addServiceProvider(new ApplicationServicesProvider());
145	9	}
146
147		public function run()
148		{
149		$request = $this->dependencyContainer->get('fuel.application.request');
150		$response = $this->performRequest($request);
151
152		// trigger response started event
153		$this->dependencyContainer
154		->get('fuel.application.event')
155		->emit(new ResponseStarted($this));
156
157		http_response_code($response->getStatusCode());
158		echo $response->getBody();
159
160		// send shutdown event
161		$this->dependencyContainer
162		->get('fuel.application.event')
163		->emit(new ResponseFinished($this));
164
165		$this->dependencyContainer
166		->get('fuel.application.event')
167		->emit(new AppShutdown($this));
168		}
169
170	3	public function performRequest(RequestInterface $request) : ResponseInterface
171		{
172	3	$this->dependencyContainer->add('fuel.application.request', $request);
173
174		// trigger request started event
175	3	$this->dependencyContainer
176	3	->get('fuel.application.event')
177	3	->emit(new RequestStarted($this));
178
179		// route to and call controller
180	3	$match = $this->getRouteMatch($request);
181	3	$response = $this->getControllerResult($match);
182
183		// trigger request ended event
184	3	$this->dependencyContainer
185	3	->get('fuel.application.event')
186	3	->emit(new RequestFinished($this));
187
188	3	return $response;
189		}
190
191		/**
192		* @param RequestInterface $request
193		*
194		* @return Match
195		*/
196	3	protected function getRouteMatch(RequestInterface $request) : Match
197		{
198		/** @var Router $router */
199	3	$router = $this->dependencyContainer->get('fuel.application.router');
200	3	$match = $router->translate($request->getUri()->getPath(), $request->getMethod());
201
202	3	return $match;
203		}
204
205		/**
206		* @param Match $match
207		*
208		* @return ResponseInterface
209		*/
210	3	protected function getControllerResult(Match $match) : ResponseInterface
211		{
212	3	if ($match->controller === null) {
213	1	$response = $this->dependencyContainer->get('fuel.application.response');
214	1	return $response->withStatus(404);
215		}
216
217	2	$controller = $this->createController($match);
218	2	$controllerResult = $controller->{$match->action}();
219
220		// generate and send response
221		// If the controller response is a response object then just pass that back out
222	2	if ($controllerResult instanceof ResponseInterface) {
223		return $controllerResult;
224		}
225
226		// Else update the application response with the controller result#
227		/** @var ResponseInterface $response */
228	2	$response = $this->dependencyContainer->get('fuel.application.response');
229	2	$response->withStatus(200);
230	2	return $response->withBody(new CallbackStream(
231	2	function() use ($controllerResult) {
232	2	return $controllerResult;
233	2	}
234		));
235		}
236
237		/**
238		* @param \Fuel\Routing\Match $match
239		*
240		* @return ControllerInterface
241		*/
242	2	protected function createController(Match $match) : ControllerInterface
243		{
244		// TODO: Use dependency magic to create the controller instance
245		/** @var ControllerInterface $controller */
246	2	$controller = new $match->controller();
247	2	$controller->setRouteParams($match->parameters);
248
249	2	return $controller;
250		}
251
252		}
253

fuelphp / foundation

Push — master ( 27c6b5...777874 )

Application::createController() A

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