Router::matchRoutes() - Code Metrics - Inspection of "Update examples" - CapMousse/React-Restify - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Branch — dev (718e6b)

by Jérémy

created 2017-02-13 23:26 UTC

Router::matchRoutes() C

↳ Parent: Router

Complexity

Conditions	10
Paths	51

Size

Total Lines	54
Code Lines	29

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
c	1
b	0
f	0
dl	0
loc	54
rs	6.8372
cc	10
eloc	29
nc	51
nop	2

How to fix Long Method Complexity

<?php

namespace CapMousse\ReactRestify\Routing;

use CapMousse\ReactRestify\Evenement\EventEmitter;
use CapMousse\ReactRestify\Http\Request;
use CapMousse\ReactRestify\Http\Response;
use CapMousse\ReactRestify\Traits\WaterfallTrait;

class Router extends EventEmitter
{
    use WaterfallTrait;
    /**
     * The current routes list
     * @var array
     */
    public $routes = [];

    /**
     * The current asked uri
     * @var string|boolean
     */
    private $uri = false;

    /**
     * Create a new routing element
     *
     * @param array $routes a route array
     *
     * @throws \InvalidArgumentException
     * @return Router

     */
    public function __construct($routes = [])
    {
        if (!is_array($routes)) {
            throw new \InvalidArgumentException("Routes must be an array");
        }

        $this->addRoutes($routes);
    }

    /**
     * Add routes
     *
     * @param array $routes a route array
     *
     * @throws \InvalidArgumentException
     * @return Void
     */
    public function addRoutes($routes)
    {
        if (!is_array($routes)) {
            throw new \InvalidArgumentException("Routes must be an array");
        }

        $routes = array_filter($routes, function ($route) {
            return is_a('Route', $route);
        });

        $this->routes = array_merge($this->routes, $routes);
    }

    /**
     * Add a new route
     *
     * @param String   $method   type of route
     * @param String   $route    uri to catch
     * @param Callable $callback
     */
    public function addRoute($method, $route, $callback)
    {
        return $this->routes[] = new Route(strtoupper($method), $route, $callback);
    }

    /**
     * Create a new group of routes
     *
     * @param String $prefix prefix of thes routes
     *
     * @return \CapMousse\ReactRestify\Routing\Group
     */
    public function addGroup($prefix, $callback)
    {
        $group = new Routes($this, $prefix, $callback);

        return $group;
    }

    /**
     * Launch the route parsing
     *
     * @param \React\Http\Request     $request
     * @param \React\Restify\Response $response
     *
     * @throws \RuntimeException
     * @return Void
     */
    public function launch(Request $request, Response $response)
    {
        if (count($this->routes) === 0) {
            throw new \RuntimeException("No routes defined");
        }

        $this->uri = $request->httpRequest->getPath();

        if ($this->uri = null) {
            $this->uri = "/";
        }

        $request->on('end', function () use (&$request, &$response) {
            $this->matchRoutes($request, $response);  
        });

        $request->on('error', function ($error) use (&$request, &$response) {
            $this->emit('error', [$request, $response, $error]);
        });

        $request->parseData();
    }

    /**
     * Try to match the current uri with all routes
     *
     *
     * @param \React\Http\Request     $request
     * @param \React\Restify\Response $response
     *
     * @throws \RuntimeException
     * @return Void
     */
    private function matchRoutes(Request $request, Response $response)
    {
        $stack = [];
        $badMethod = false;

        foreach ($this->routes as $route) {
            if (!$route->isParsed()) {
                $route->parse();
            }

            if (preg_match('#'.$route->parsed.'$#', $request->httpRequest->getPath(), $array)) {
                if ($route->method != strtoupper($request->httpRequest->getMethod())) {
                    $badMethod = true;
                    continue;
                }

                $methodArgs = [];

                foreach ($array as $name => $value) {
                    if (!is_int($name)) {
                      $methodArgs[$name] = $value;
                    }
                }

                if (count($methodArgs) > 0) {
                    $request->setData($methodArgs);
                }

                $route->on('error', function () {
                    $this->emit('error', func_get_args());
                });

                $stack[] = function ($next) use ($route, $request, $response) {
                    $route->run($request, $response, $next);
                };
            }
        }

        if (count($stack)) {
            $stack[] = function () use ($response) {
                $response->end();
            };

            $this->waterfall($stack);
            return;
        }

        if ($badMethod) {
            $this->emit('MethodNotAllowed', array(&$request, &$response, $next));

            return;
        }

        $this->emit('NotFound', array($request, $response, $next));
    }
}


1			<?php
2
3			namespace CapMousse\ReactRestify\Routing;
4
5			use CapMousse\ReactRestify\Evenement\EventEmitter;
6			use CapMousse\ReactRestify\Http\Request;
7			use CapMousse\ReactRestify\Http\Response;
8			use CapMousse\ReactRestify\Traits\WaterfallTrait;
9
10			class Router extends EventEmitter
11			{
12			use WaterfallTrait;
13			/**
14			* The current routes list
15			* @var array
16			*/
17			public $routes = [];
18
19			/**
20			* The current asked uri
21			* @var string\|boolean
22			*/
23			private $uri = false;
24
25			/**
26			* Create a new routing element
27			*
28			* @param array $routes a route array
29			*
30			* @throws \InvalidArgumentException
31			* @return Router
			0 ignored issues – show Comprehensibility Best Practice introduced 2017-02-13 23:29 UTC by Report Bug Copy Issue Report Adding a `@return` annotation to constructors is generally not recommended as a constructor does not have a meaningful return value. Adding a `@return` annotation to a constructor is not recommended, since a constructor does not have a meaningful return value. Please refer to the PHP core documentation on constructors. Loading history...
32			*/
33			public function __construct($routes = [])
34			{
35			if (!is_array($routes)) {
36			throw new \InvalidArgumentException("Routes must be an array");
37			}
38
39			$this->addRoutes($routes);
40			}
41
42			/**
43			* Add routes
44			*
45			* @param array $routes a route array
46			*
47			* @throws \InvalidArgumentException
48			* @return Void
49			*/
50			public function addRoutes($routes)
51			{
52			if (!is_array($routes)) {
53			throw new \InvalidArgumentException("Routes must be an array");
54			}
55
56			$routes = array_filter($routes, function ($route) {
57			return is_a('Route', $route);
58			});
59
60			$this->routes = array_merge($this->routes, $routes);
61			}
62
63			/**
64			* Add a new route
65			*
66			* @param String $method type of route
67			* @param String $route uri to catch
68			* @param Callable $callback
69			*/
70			public function addRoute($method, $route, $callback)
71			{
72			return $this->routes[] = new Route(strtoupper($method), $route, $callback);
73			}
74
75			/**
76			* Create a new group of routes
77			*
78			* @param String $prefix prefix of thes routes
79			*
80			* @return \CapMousse\ReactRestify\Routing\Group
81			*/
82			public function addGroup($prefix, $callback)
83			{
84			$group = new Routes($this, $prefix, $callback);
85
86			return $group;
87			}
88
89			/**
90			* Launch the route parsing
91			*
92			* @param \React\Http\Request $request
93			* @param \React\Restify\Response $response
94			*
95			* @throws \RuntimeException
96			* @return Void
97			*/
98			public function launch(Request $request, Response $response)
99			{
100			if (count($this->routes) === 0) {
101			throw new \RuntimeException("No routes defined");
102			}
103
104			$this->uri = $request->httpRequest->getPath();
105
106			if ($this->uri = null) {
107			$this->uri = "/";
108			}
109
110			$request->on('end', function () use (&$request, &$response) {
111			$this->matchRoutes($request, $response);
112			});
113
114			$request->on('error', function ($error) use (&$request, &$response) {
115			$this->emit('error', [$request, $response, $error]);
116			});
117
118			$request->parseData();
119			}
120
121			/**
122			* Try to match the current uri with all routes
123			*
124			*
125			* @param \React\Http\Request $request
126			* @param \React\Restify\Response $response
127			*
128			* @throws \RuntimeException
129			* @return Void
130			*/
131			private function matchRoutes(Request $request, Response $response)
132			{
133			$stack = [];
134			$badMethod = false;
135
136			foreach ($this->routes as $route) {
137			if (!$route->isParsed()) {
138			$route->parse();
139			}
140
141			if (preg_match('#'.$route->parsed.'$#', $request->httpRequest->getPath(), $array)) {
142			if ($route->method != strtoupper($request->httpRequest->getMethod())) {
143			$badMethod = true;
144			continue;
145			}
146
147			$methodArgs = [];
148
149			foreach ($array as $name => $value) {
150			if (!is_int($name)) {
151			$methodArgs[$name] = $value;
152			}
153			}
154
155			if (count($methodArgs) > 0) {
156			$request->setData($methodArgs);
157			}
158
159			$route->on('error', function () {
160			$this->emit('error', func_get_args());
161			});
162
163			$stack[] = function ($next) use ($route, $request, $response) {
164			$route->run($request, $response, $next);
165			};
166			}
167			}
168
169			if (count($stack)) {
170			$stack[] = function () use ($response) {
171			$response->end();
172			};
173
174			$this->waterfall($stack);
175			return;
176			}
177
178			if ($badMethod) {
179			$this->emit('MethodNotAllowed', array(&$request, &$response, $next));
			0 ignored issues – show Bug introduced 2017-02-13 23:30 UTC by Report Bug Copy Issue Report The variable `$next` does not exist. Did you forget to declare it? This check marks access to variables or properties that have not been declared yet. While PHP has no explicit notion of declaring a variable, accessing it before a value is assigned to it is most likely a bug. Loading history...
180			return;
181			}
182
183			$this->emit('NotFound', array($request, $response, $next));
184			}
185			}
186

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Branch — dev (718e6b)

Router::matchRoutes() C

Complexity

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