Application::postProcess() - Code Metrics - Inspection of "Merge pull request #380 from AntonShevchuk/master" - bluzphp/framework - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( e91368...26d5da )

by Anton

created 2016-11-23 16:01 UTC

Application::postProcess() A

↳ Parent: Application

Complexity

Conditions	1
Paths	1

Size

Total Lines	4
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	2
CRAP Score	1

Importance

Changes

Metric	Value
cc	1
eloc	1
nc	1
nop	0
dl	0
loc	4
ccs	2
cts	2
cp	1
crap	1
rs	10
c	0
b	0
f	0

<?php
/**
 * Bluz Framework Component
 *
 * @copyright Bluz PHP Team
 * @link https://github.com/bluzphp/framework
 */

/**
 * @namespace
 */
namespace Bluz\Application;

use Bluz\Application\Exception\ApplicationException;
use Bluz\Application\Exception\ForbiddenException;
use Bluz\Application\Exception\RedirectException;
use Bluz\Common;
use Bluz\Controller\Controller;
use Bluz\Proxy\Config;
use Bluz\Proxy\Layout;
use Bluz\Proxy\Logger;
use Bluz\Proxy\Messages;
use Bluz\Proxy\Request;
use Bluz\Proxy\Response;
use Bluz\Proxy\Router;
use Bluz\Proxy\Session;
use Bluz\Proxy\Translator;
use Bluz\Request\RequestFactory;
use Bluz\Response\Response as ResponseInstance;

/**
 * Application
 *
 * @package  Bluz\Application
 * @link     https://github.com/bluzphp/framework/wiki/Application
 * @author   Anton Shevchuk
 * @created  06.07.11 16:25
 *
 * @method Controller error(\Exception $exception)
 * @method Controller forbidden(ForbiddenException $exception)
 * @method null redirect(string $url)
 */
class Application
{
    use Common\Helper;
    use Common\Singleton;

    /**
     * @var string Environment name
     */
    protected $environment = 'production';

    /**
     * @var string Application path
     */
    protected $path;

    /**
     * @var bool Debug application flag
     */
    protected $debugFlag = false;

    /**
     * @var bool Layout usage flag
     */
    protected $layoutFlag = true;

    /**
     * Get application environment
     *
     * @return string
     */
    public function getEnvironment()
    {
        return $this->environment;
    }

    /**
     * Get path to Application
     *
     * @return string
     */
    public function getPath()
    {
        if (!$this->path) {
            if (defined('PATH_APPLICATION')) {
                $this->path = PATH_APPLICATION;
            } else {
                $reflection = new \ReflectionClass($this);
                // 3 level up
                $this->path = dirname(dirname(dirname($reflection->getFileName())));
            }
        }
        return $this->path;
    }

    /**
     * Return Debug flag
     *
     * @return bool
     */
    public function isDebug()
    {
        return $this->debugFlag;
    }

    /**
     * Return Layout Flag
     *
     * @param  bool|null $flag
     * @return bool
     */
    public function useLayout($flag = null)
    {
        if (is_bool($flag)) {
            $this->layoutFlag = $flag;
        }
        
        return $this->layoutFlag;
    }

    /**
     * Initialize process
     *
     * @param  string $environment
     * @throws ApplicationException
     * @return void
     */
    public function init($environment = 'production')
    {
        $this->environment = $environment;

        try {
            // first log message
            Logger::info('app:init');

            // initial default helper path
            $this->addHelperPath(dirname(__FILE__) . '/Helper/');

            // init Config
            $this->initConfig();

            // init Session, start inside class (if needed)
            Session::getInstance();

            // init Messages
            Messages::getInstance();

            // init Translator
            Translator::getInstance();

            // init Request
            $this->initRequest();

            // init Response
            $this->initResponse();

            // init Router
            $this->initRouter();
        } catch (\Exception $e) {
            throw new ApplicationException("Application can't be loaded: " . $e->getMessage());
        }
    }

    /**
     * Initial Request instance
     *
     * @return void
     */
    protected function initConfig()
    {
        Config::getInstance();

        // setup configuration for current environment
        if ($debug = Config::getData('debug')) {
            $this->debugFlag = (bool) $debug;
        }

        // initial php settings
        if ($ini = Config::getData('php')) {
            foreach ($ini as $key => $value) {
                $result = ini_set($key, $value);
                Logger::info('app:init:php:'.$key.':'.($result?:'---'));
            }
        }
    }

    /**
     * Initial Request instance
     *
     * @return void
     */
    protected function initRequest()
    {
        $request = RequestFactory::fromGlobals();

        Request::setInstance($request);
    }

    /**
     * Initial Response instance
     *
     * @return void
     */
    protected function initResponse()
    {
        $response = new ResponseInstance();

        Response::setInstance($response);
    }

    /**
     * Initial Router instance
     *
     * @return void
     */
    protected function initRouter()
    {
        $router = new \Bluz\Router\Router();
        $router->setOptions(Config::getData('router'));

        Router::setInstance($router);
    }

    /**
     * Get Response instance
     *
     * @return \Bluz\Response\Response
     */
    public function getResponse()
    {
        return Response::getInstance();
    }

    /**
     * Get Request instance
     *
     * @return \Zend\Diactoros\ServerRequest
     */
    public function getRequest()
    {
        return Request::getInstance();
    }

    /**
     * Run application
     *
     * @return void
     */
    public function run()
    {
        $this->process();
        $this->render();
        $this->end();
    }

    /**
     * Process application
     *
     * Note:
     * - Why you don't use "X-" prefix for custom headers?
     * - Because it deprecated ({@link http://tools.ietf.org/html/rfc6648})
     *
     * @return void
     */
    public function process()
    {
        $this->preProcess();
        $this->doProcess();
        $this->postProcess();
    }

    /**
     * Pre process
     *
     * @return void
     * @throws ApplicationException
     */
    protected function preProcess()
    {
        Router::process();

        // disable Layout for XmlHttpRequests
        if (Request::isXmlHttpRequest()) {
            $this->layoutFlag = false;
        }

        // switch to JSON response based on Accept header
        if (Request::getAccept([Request::TYPE_HTML, Request::TYPE_JSON]) == Request::TYPE_JSON) {
            $this->layoutFlag = false;
            Response::switchType('JSON');
        }
    }

    /**
     * Do process
     *
     * @return void
     */
    protected function doProcess()
    {
        $module = Request::getModule();
        $controller = Request::getController();
        $params = Request::getParams();

        // try to dispatch controller
        try {
            // dispatch controller
            $result = $this->dispatch($module, $controller, $params);
        } catch (ForbiddenException $e) {
            $result = $this->forbidden($e);
        } catch (RedirectException $e) {
            // redirect to URL
            $result = $this->redirect($e->getUrl());
class A
{
    function getObject()
    {
        return null;
    }

}

$a = new A();
$object = $a->getObject();
        } catch (\Exception $e) {
            $result = $this->error($e);
        }

        // setup layout, if needed
        if ($this->useLayout()) {
            // render view to layout
            // needed for headScript and headStyle helpers
            Layout::setContent($result->render());
            Response::setBody(Layout::getInstance());
        } else {
            Response::setBody($result);
        }
    }

    /**
     * Post process
     *
     * @return void
     */
    protected function postProcess()
    {
        // nothing
    }

    /**
     * Dispatch controller with params
     *
     * Call dispatch from any \Bluz\Package
     *     Application::getInstance()->dispatch($module, $controller, array $params);
     *
     * @param  string $module
     * @param  string $controller
     * @param  array  $params
     * @return Controller
     * @throws ApplicationException
     */
    public function dispatch($module, $controller, $params = [])
    {
        $this->preDispatch($module, $controller, $params);
        $result = $this->doDispatch($module, $controller, $params);
        $this->postDispatch($module, $controller, $params);

        return $result;
    }

    /**
     * Pre dispatch mount point
     *
     * @param  string $module
     * @param  string $controller
     * @param  array  $params
     * @return void
     */
    protected function preDispatch($module, $controller, $params = [])
    {
        Logger::info("app:dispatch:pre: " . $module . '/' . $controller);
    }

    /**
     * Do dispatch
     *
     * @param  string $module
     * @param  string $controller
     * @param  array  $params
     * @return Controller
     */
    protected function doDispatch($module, $controller, $params = [])
    {
        // @TODO: try to find custom controller class

        // create controller controller
        $controllerInstance = new Controller($module, $controller);

        // check HTTP Accept header
        $controllerInstance->checkAccept();
        // check HTTP method
        $controllerInstance->checkMethod();
        // check ACL privileges
        $controllerInstance->checkPrivilege();

        // run controller
        $controllerInstance->run($params);

        return $controllerInstance;
    }

    /**
     * Post dispatch mount point
     *
     * @param  string $module
     * @param  string $controller
     * @param  array  $params
     * @return void
     */
    protected function postDispatch($module, $controller, $params = [])
    {
        Logger::info("<<<:dispatch:post: " . $module . '/' . $controller);
    }

    /**
     * Render, is send Response
     *
     * @return void
     */
    public function render()
    {
        Response::send();
    }

    /**
     * Finally method
     *
     * @return void
     */
    public function end()
    {
        // nothing
    }
}


1		<?php
2		/**
3		* Bluz Framework Component
4		*
5		* @copyright Bluz PHP Team
6		* @link https://github.com/bluzphp/framework
7		*/
8
9		/**
10		* @namespace
11		*/
12		namespace Bluz\Application;
13
14		use Bluz\Application\Exception\ApplicationException;
15		use Bluz\Application\Exception\ForbiddenException;
16		use Bluz\Application\Exception\RedirectException;
17		use Bluz\Common;
18		use Bluz\Controller\Controller;
19		use Bluz\Proxy\Config;
20		use Bluz\Proxy\Layout;
21		use Bluz\Proxy\Logger;
22		use Bluz\Proxy\Messages;
23		use Bluz\Proxy\Request;
24		use Bluz\Proxy\Response;
25		use Bluz\Proxy\Router;
26		use Bluz\Proxy\Session;
27		use Bluz\Proxy\Translator;
28		use Bluz\Request\RequestFactory;
29		use Bluz\Response\Response as ResponseInstance;
30
31		/**
32		* Application
33		*
34		* @package Bluz\Application
35		* @link https://github.com/bluzphp/framework/wiki/Application
36		* @author Anton Shevchuk
37		* @created 06.07.11 16:25
38		*
39		* @method Controller error(\Exception $exception)
40		* @method Controller forbidden(ForbiddenException $exception)
41		* @method null redirect(string $url)
42		*/
43		class Application
44		{
45		use Common\Helper;
46		use Common\Singleton;
47
48		/**
49		* @var string Environment name
50		*/
51		protected $environment = 'production';
52
53		/**
54		* @var string Application path
55		*/
56		protected $path;
57
58		/**
59		* @var bool Debug application flag
60		*/
61		protected $debugFlag = false;
62
63		/**
64		* @var bool Layout usage flag
65		*/
66		protected $layoutFlag = true;
67
68		/**
69		* Get application environment
70		*
71		* @return string
72		*/
73		public function getEnvironment()
74		{
75		return $this->environment;
76		}
77
78		/**
79		* Get path to Application
80		*
81		* @return string
82		*/
83	630	public function getPath()
84		{
85	630	if (!$this->path) {
86		if (defined('PATH_APPLICATION')) {
87		$this->path = PATH_APPLICATION;
88		} else {
89		$reflection = new \ReflectionClass($this);
90		// 3 level up
91		$this->path = dirname(dirname(dirname($reflection->getFileName())));
92		}
93		}
94	630	return $this->path;
95		}
96
97		/**
98		* Return Debug flag
99		*
100		* @return bool
101		*/
102	2	public function isDebug()
103		{
104	2	return $this->debugFlag;
105		}
106
107		/**
108		* Return Layout Flag
109		*
110		* @param bool\|null $flag
111		* @return bool
112		*/
113	628	public function useLayout($flag = null)
114		{
115	628	if (is_bool($flag)) {
116	628	$this->layoutFlag = $flag;
117		}
118
119	628	return $this->layoutFlag;
120		}
121
122		/**
123		* Initialize process
124		*
125		* @param string $environment
126		* @throws ApplicationException
127		* @return void
128		*/
129	1	public function init($environment = 'production')
130		{
131	1	$this->environment = $environment;
132
133		try {
134		// first log message
135	1	Logger::info('app:init');
136
137		// initial default helper path
138	1	$this->addHelperPath(dirname(__FILE__) . '/Helper/');
139
140		// init Config
141	1	$this->initConfig();
142
143		// init Session, start inside class (if needed)
144	1	Session::getInstance();
145
146		// init Messages
147	1	Messages::getInstance();
148
149		// init Translator
150	1	Translator::getInstance();
151
152		// init Request
153	1	$this->initRequest();
154
155		// init Response
156	1	$this->initResponse();
157
158		// init Router
159	1	$this->initRouter();
160		} catch (\Exception $e) {
161		throw new ApplicationException("Application can't be loaded: " . $e->getMessage());
162		}
163	1	}
164
165		/**
166		* Initial Request instance
167		*
168		* @return void
169		*/
170	1	protected function initConfig()
171		{
172	1	Config::getInstance();
173
174		// setup configuration for current environment
175	1	if ($debug = Config::getData('debug')) {
176		$this->debugFlag = (bool) $debug;
177		}
178
179		// initial php settings
180	1	if ($ini = Config::getData('php')) {
181		foreach ($ini as $key => $value) {
182		$result = ini_set($key, $value);
183		Logger::info('app:init:php:'.$key.':'.($result?:'---'));
184		}
185		}
186	1	}
187
188		/**
189		* Initial Request instance
190		*
191		* @return void
192		*/
193	1	protected function initRequest()
194		{
195	1	$request = RequestFactory::fromGlobals();
196
197	1	Request::setInstance($request);
198	1	}
199
200		/**
201		* Initial Response instance
202		*
203		* @return void
204		*/
205	1	protected function initResponse()
206		{
207	1	$response = new ResponseInstance();
208
209	1	Response::setInstance($response);
210	1	}
211
212		/**
213		* Initial Router instance
214		*
215		* @return void
216		*/
217	628	protected function initRouter()
218		{
219	628	$router = new \Bluz\Router\Router();
220	628	$router->setOptions(Config::getData('router'));
221
222	628	Router::setInstance($router);
223	628	}
224
225		/**
226		* Get Response instance
227		*
228		* @return \Bluz\Response\Response
229		*/
230	1	public function getResponse()
231		{
232	1	return Response::getInstance();
233		}
234
235		/**
236		* Get Request instance
237		*
238		* @return \Zend\Diactoros\ServerRequest
239		*/
240	1	public function getRequest()
241		{
242	1	return Request::getInstance();
243		}
244
245		/**
246		* Run application
247		*
248		* @return void
249		*/
250		public function run()
251		{
252		$this->process();
253		$this->render();
254		$this->end();
255		}
256
257		/**
258		* Process application
259		*
260		* Note:
261		* - Why you don't use "X-" prefix for custom headers?
262		* - Because it deprecated ({@link http://tools.ietf.org/html/rfc6648})
263		*
264		* @return void
265		*/
266	2	public function process()
267		{
268	2	$this->preProcess();
269	2	$this->doProcess();
270	2	$this->postProcess();
271	2	}
272
273		/**
274		* Pre process
275		*
276		* @return void
277		* @throws ApplicationException
278		*/
279	2	protected function preProcess()
280		{
281	2	Router::process();
282
283		// disable Layout for XmlHttpRequests
284	2	if (Request::isXmlHttpRequest()) {
285		$this->layoutFlag = false;
286		}
287
288		// switch to JSON response based on Accept header
289	2	if (Request::getAccept([Request::TYPE_HTML, Request::TYPE_JSON]) == Request::TYPE_JSON) {
290		$this->layoutFlag = false;
291		Response::switchType('JSON');
292		}
293	2	}
294
295		/**
296		* Do process
297		*
298		* @return void
299		*/
300	2	protected function doProcess()
301		{
302	2	$module = Request::getModule();
303	2	$controller = Request::getController();
304	2	$params = Request::getParams();
305
306		// try to dispatch controller
307		try {
308		// dispatch controller
309	2	$result = $this->dispatch($module, $controller, $params);
310	1	} catch (ForbiddenException $e) {
311		$result = $this->forbidden($e);
312	1	} catch (RedirectException $e) {
313		// redirect to URL
314		$result = $this->redirect($e->getUrl());
		0 ignored issues – show Bug introduced 2016-06-13 08:44 UTC by Report Bug Copy Issue Report Are you sure the assignment to `$result` is correct as `$this->redirect($e->getUrl())` (which targets `Bluz\Application\Application::redirect()`) seems to always return null. This check looks for function or method calls that always return null and whose return value is assigned to a variable. class A { function getObject() { return null; } } $a = new A(); $object = $a->getObject(); The method `getObject()` can return nothing but null, so it makes no sense to assign that value to a variable. The reason is most likely that a function or method is imcomplete or has been reduced for debug purposes. Loading history...
315	1	} catch (\Exception $e) {
316	1	$result = $this->error($e);
317		}
318
319		// setup layout, if needed
320	2	if ($this->useLayout()) {
321		// render view to layout
322		// needed for headScript and headStyle helpers
323	2	Layout::setContent($result->render());
324	2	Response::setBody(Layout::getInstance());
325		} else {
326		Response::setBody($result);
327		}
328	2	}
329
330		/**
331		* Post process
332		*
333		* @return void
334		*/
335	2	protected function postProcess()
336		{
337		// nothing
338	2	}
339
340		/**
341		* Dispatch controller with params
342		*
343		* Call dispatch from any \Bluz\Package
344		* Application::getInstance()->dispatch($module, $controller, array $params);
345		*
346		* @param string $module
347		* @param string $controller
348		* @param array $params
349		* @return Controller
350		* @throws ApplicationException
351		*/
352	5	public function dispatch($module, $controller, $params = [])
353		{
354	5	$this->preDispatch($module, $controller, $params);
355	5	$result = $this->doDispatch($module, $controller, $params);
356	4	$this->postDispatch($module, $controller, $params);
357
358	4	return $result;
359		}
360
361		/**
362		* Pre dispatch mount point
363		*
364		* @param string $module
365		* @param string $controller
366		* @param array $params
367		* @return void
368		*/
369	5	protected function preDispatch($module, $controller, $params = [])
370		{
371	5	Logger::info("app:dispatch:pre: " . $module . '/' . $controller);
372	5	}
373
374		/**
375		* Do dispatch
376		*
377		* @param string $module
378		* @param string $controller
379		* @param array $params
380		* @return Controller
381		*/
382	5	protected function doDispatch($module, $controller, $params = [])
383		{
384		// @TODO: try to find custom controller class
385
386		// create controller controller
387	5	$controllerInstance = new Controller($module, $controller);
388
389		// check HTTP Accept header
390	5	$controllerInstance->checkAccept();
391		// check HTTP method
392	5	$controllerInstance->checkMethod();
393		// check ACL privileges
394	4	$controllerInstance->checkPrivilege();
395
396		// run controller
397	4	$controllerInstance->run($params);
398
399	4	return $controllerInstance;
400		}
401
402		/**
403		* Post dispatch mount point
404		*
405		* @param string $module
406		* @param string $controller
407		* @param array $params
408		* @return void
409		*/
410	4	protected function postDispatch($module, $controller, $params = [])
411		{
412	4	Logger::info("<<<:dispatch:post: " . $module . '/' . $controller);
413	4	}
414
415		/**
416		* Render, is send Response
417		*
418		* @return void
419		*/
420		public function render()
421		{
422		Response::send();
423		}
424
425		/**
426		* Finally method
427		*
428		* @return void
429		*/
430		public function end()
431		{
432		// nothing
433		}
434		}
435

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