Router::clear() - Code Metrics - Inspection of "feature/Scrutinizer badge was added" - alexdodonov/mezon-router - Measure and Improve Code Quality continuously with Scrutinizer

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Push — master ( ebca84...d43ba3 )

by Alex

created 2020-04-24 14:05 UTC

Router::clear() A

↳ Parent: Router

Complexity

Conditions	1
Paths	1

Size

Total Lines	9
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
eloc	4
c	1
b	0
f	0
dl	0
loc	9
rs	10
cc	1
nc	1
nop	0

<?php
namespace Mezon\Router;

// TODO compare speed with klein
// TODO compare speed with Symphony router
// TODO [create|edit:action]
// TODO /date/[i:year]-[i:month]-[i:day]

/**
 * Class Router
 *
 * @package Mezon
 * @subpackage Router
 * @author Dodonov A.A.
 * @version v.1.0 (2019/08/15)
 * @copyright Copyright (c) 2019, aeon.org
 */

/**
 * Router class
 */
class Router
{

    /**
     * Mapping of routes to their execution functions for GET requests
     *
     * @var array
     */
    private $getRoutes = [];

    /**
     * Mapping of routes to their execution functions for GET requests
     *
     * @var array
     */
    private $postRoutes = [];

    /**
     * Mapping of routes to their execution functions for PUT requests
     *
     * @var array
     */
    private $putRoutes = [];

    /**
     * Mapping of routes to their execution functions for DELETE requests
     *
     * @var array
     */
    private $deleteRoutes = [];

    /**
     * Method wich handles invalid route error
     *
     * @var callable
     */
    private $invalidRouteErrorHandler;

    /**
     * Parsed parameters of the calling router
     *
     * @var array
     */
    protected $parameters = [];

    /**
     * Method returns request method
     *
     * @return string Request method
     */
    protected function getRequestMethod(): string
    {
        return $_SERVER['REQUEST_METHOD'] ?? 'GET';
    }

    /**
     * Constructor
     */
    public function __construct()
    {
        $_SERVER['REQUEST_METHOD'] = $this->getRequestMethod();

        $this->invalidRouteErrorHandler = [
            $this,
            'noProcessorFoundErrorHandler'
        ];
    }

    /**
     * Method fetches actions from the objects and creates GetRoutes for them
     *
     * @param object $object
     *            Object to be processed
     */
    public function fetchActions(object $object): void
    {
        $methods = get_class_methods($object);

        foreach ($methods as $method) {
            if (strpos($method, 'action') === 0) {
                $route = \Mezon\Router\Utils::convertMethodNameToRoute($method);
                $this->getRoutes["/$route/"] = [
                    $object,
                    $method
                ];
                $this->postRoutes["/$route/"] = [
                    $object,
                    $method
                ];
            }
        }
    }

    /**
     * Method adds route and it's handler
     *
     * $callback function may have two parameters - $route and $parameters. Where $route is a called route,
     * and $parameters is associative array (parameter name => parameter value) with URL parameters
     *
     * @param string $route
     *            Route
     * @param mixed $callback
     *            Collback wich will be processing route call.
     * @param string $requestMethod
     *            Request type
     */
    public function addRoute(string $route, $callback, $requestMethod = 'GET'): void
    {
        $route = '/' . trim($route, '/') . '/';

        if (is_array($requestMethod)) {

            foreach ($requestMethod as $r) {
                $this->addRoute($route, $callback, $r);
            }
        } else {
            $routes = &$this->_getRoutesForMethod($requestMethod);
            // this 'if' is for backward compatibility
            // remove it on 02-04-2021
            if (is_array($callback) && isset($callback[1]) && is_array($callback[1])) {
                $callback = $callback[1];
            }
            $routes[$route] = $callback;
        }
    }

    /**
     * Method searches route processor
     *
     * @param mixed $processors
     *            Callable router's processor
     * @param string $route
     *            Route
     * @return mixed Result of the router processor
     */
    private function _findStaticRouteProcessor(&$processors, string $route)
    {
        foreach ($processors as $i => $processor) {
            // exact router or 'all router'
            if ($i == $route || $i == '/*/') {
                if (is_callable($processor) && is_array($processor) === false) {
                    return $processor($route, []);
                }

                $functionName = $processor[1] ?? null;

                if (is_callable($processor) &&
                    (method_exists($processor[0], $functionName) || isset($processor[0]->$functionName))) {
                    // passing route path and parameters
                    return call_user_func($processor, $route, []);
                } else {
                    $callableDescription = \Mezon\Router\Utils::getCallableDescription($processor);

                    if (isset($processor[0]) && method_exists($processor[0], $functionName) === false) {
                        throw (new \Exception("'$callableDescription' does not exists"));
                    } else {
                        throw (new \Exception("'$callableDescription' must be callable entity"));
                    }
                }
            }
        }

        return false;
    }

    /**
     * Method returns list of routes for the HTTP method.
     *
     * @param string $method
     *            HTTP Method
     * @return array Routes
     */
    private function &_getRoutesForMethod(string $method): array
    {
        switch ($method) {
            case ('GET'):
                $result = &$this->getRoutes;
                break;

            case ('POST'):
                $result = &$this->postRoutes;
                break;

            case ('PUT'):
                $result = &$this->putRoutes;
                break;

            case ('DELETE'):
                $result = &$this->deleteRoutes;
                break;

            default:
                throw (new \Exception('Unsupported request method'));
        }

        return $result;
    }

    /**
     * Method tries to process static routes without any parameters
     *
     * @param string $route
     *            Route
     * @return mixed Result of the router processor
     */
    private function _tryStaticRoutes($route)
    {
        $routes = $this->_getRoutesForMethod($this->getRequestMethod());

        return $this->_findStaticRouteProcessor($routes, $route);
    }

    /**
     * Matching parameter and component
     *
     * @param mixed $component
     *            Component of the URL
     * @param string $parameter
     *            Parameter to be matched
     * @return string Matched url parameter
     */
    private function _matchParameterAndComponent(&$component, string $parameter)
    {
        $parameterData = explode(':', trim($parameter, '[]'));
        $return = '';

        switch ($parameterData[0]) {
            case ('i'):
                if (is_numeric($component)) {
                    $component = $component + 0;
                    $return = $parameterData[1];
                }
                break;
            case ('a'):
                if (preg_match('/^([a-z0-9A-Z_\/\-\.\@]+)$/', $component)) {
                    $return = $parameterData[1];
                }
                break;
            case ('il'):
                if (preg_match('/^([0-9,]+)$/', $component)) {
                    $return = $parameterData[1];
                }
                break;
            case ('s'):
                $component = htmlspecialchars($component, ENT_QUOTES);
                $return = $parameterData[1];
                break;
            default:
                throw (new \Exception('Illegal parameter type/value : ' . $parameterData[0]));
        }

        return $return;
    }

    /**
     * Method matches route and pattern
     *
     * @param array $cleanRoute
     *            Cleaned route splitted in parts
     * @param array $cleanPattern
     *            Route pattern
     * @return array Array of route's parameters
     */
    private function _matchRouteAndPattern(array $cleanRoute, array $cleanPattern)
    {
        if (count($cleanRoute) !== count($cleanPattern)) {
            return false;

        }

        $paremeters = [];

        for ($i = 0; $i < count($cleanPattern); $i ++) {
for ($i=0; $i<count($array); $i++) { // calls count() on each iteration
}

// Better
for ($i=0, $c=count($array); $i<$c; $i++) { // calls count() just once
}
            if (\Mezon\Router\Utils::isParameter($cleanPattern[$i])) {
                $parameterName = $this->_matchParameterAndComponent($cleanRoute[$i], $cleanPattern[$i]);

                // it's a parameter
                if ($parameterName !== '') {
                    // parameter was matched, store it!
                    $paremeters[$parameterName] = $cleanRoute[$i];
                } else {
                    return false;

                }
            } else {
                // it's a static part of the route
                if ($cleanRoute[$i] !== $cleanPattern[$i]) {
                    return false;

                }
            }
        }

        $this->parameters = $paremeters;
    }

    /**
     * Method searches dynamic route processor
     *
     * @param array $processors
     *            Callable router's processor
     * @param string $route
     *            Route
     * @return string|bool Result of the router'scall or false if any error occured
     */
    private function _findDynamicRouteProcessor(array &$processors, string $route)
    {
        $cleanRoute = explode('/', trim($route, '/'));

        foreach ($processors as $i => $processor) {
            $cleanPattern = explode('/', trim($i, '/'));

            if ($this->_matchRouteAndPattern($cleanRoute, $cleanPattern) !== false) {
                return call_user_func($processor, $route, $this->parameters); // return result of the router
            }
        }

        return false;
    }

    /**
     * Method tries to process dynamic routes with parameters
     *
     * @param string $route
     *            Route
     * @return string|bool Result of the route call
     */
    private function _tryDynamicRoutes(string $route)
    {
        switch ($this->getRequestMethod()) {
            case ('GET'):
                $result = $this->_findDynamicRouteProcessor($this->getRoutes, $route);
                break;

            case ('POST'):
                $result = $this->_findDynamicRouteProcessor($this->postRoutes, $route);
                break;

            case ('PUT'):
                $result = $this->_findDynamicRouteProcessor($this->putRoutes, $route);
                break;

            case ('DELETE'):
                $result = $this->_findDynamicRouteProcessor($this->deleteRoutes, $route);
                break;

            default:
                throw (new \Exception('Unsupported request method'));
        }

        return $result;
    }

    /**
     * Method rturns all available routes
     */
    private function _getAllRoutesTrace()
    {
        return (count($this->getRoutes) ? 'GET:' . implode(', ', array_keys($this->getRoutes)) . '; ' : '') .
            (count($this->postRoutes) ? 'POST:' . implode(', ', array_keys($this->postRoutes)) . '; ' : '') .
            (count($this->putRoutes) ? 'PUT:' . implode(', ', array_keys($this->putRoutes)) . '; ' : '') .
            (count($this->deleteRoutes) ? 'DELETE:' . implode(', ', array_keys($this->deleteRoutes)) : '');
    }

    /**
     * Method processes no processor found error
     *
     * @param string $route
     *            Route
     */
    public function noProcessorFoundErrorHandler(string $route)
    {
        throw (new \Exception(
            'The processor was not found for the route ' . $route . ' in ' . $this->_getAllRoutesTrace()));
    }

    /**
     * Method sets InvalidRouteErrorHandler function
     *
     * @param callable $function
     *            Error handler
     */
    public function setNoProcessorFoundErrorHandler(callable $function)
    {
        $oldErrorHandler = $this->invalidRouteErrorHandler;

        $this->invalidRouteErrorHandler = $function;

        return $oldErrorHandler;
    }

    /**
     * Processing specified router
     *
     * @param string $route
     *            Route
     */
    public function callRoute($route)
    {
        $route = \Mezon\Router\Utils::prepareRoute($route);

        if (($result = $this->_tryStaticRoutes($route)) !== false) {
            return $result;
        }

        if (($result = $this->_tryDynamicRoutes($route)) !== false) {
            return $result;
        }

        call_user_func($this->invalidRouteErrorHandler, $route);
    }

    /**
     * Method clears router data.
     */
    public function clear()
    {
        $this->getRoutes = [];

        $this->postRoutes = [];

        $this->putRoutes = [];

        $this->deleteRoutes = [];
    }

    /**
     * Method returns route parameter
     *
     * @param string $name
     *            Route parameter
     * @return string Route parameter
     */
    public function getParam(string $name): string
    {
        if (isset($this->parameters[$name]) === false) {
            throw (new \Exception('Paremeter ' . $name . ' was not found in route', - 1));
        }

        return $this->parameters[$name];
    }

    /**
     * Does parameter exists
     *
     * @param string $name
     *            Param name
     * @return bool True if the parameter exists
     */
    public function hasParam(string $name): bool
    {
        return isset($this->parameters[$name]);
    }

    /**
     * Method returns true if the router exists
     *
     * @param string $route
     *            checking route
     * @return bool true if the router exists, false otherwise
     */
    public function routeExists(string $route): bool
    {
        $allRoutes = array_merge($this->deleteRoutes, $this->putRoutes, $this->postRoutes, $this->getRoutes);

        return isset($allRoutes[$route]);
    }
}


1			<?php
2			namespace Mezon\Router;
3
4			// TODO compare speed with klein
5			// TODO compare speed with Symphony router
6			// TODO [create\|edit:action]
7			// TODO /date/[i:year]-[i:month]-[i:day]
8
9			/**
10			* Class Router
11			*
12			* @package Mezon
13			* @subpackage Router
14			* @author Dodonov A.A.
15			* @version v.1.0 (2019/08/15)
16			* @copyright Copyright (c) 2019, aeon.org
17			*/
18
19			/**
20			* Router class
21			*/
22			class Router
23			{
24
25			/**
26			* Mapping of routes to their execution functions for GET requests
27			*
28			* @var array
29			*/
30			private $getRoutes = [];
31
32			/**
33			* Mapping of routes to their execution functions for GET requests
34			*
35			* @var array
36			*/
37			private $postRoutes = [];
38
39			/**
40			* Mapping of routes to their execution functions for PUT requests
41			*
42			* @var array
43			*/
44			private $putRoutes = [];
45
46			/**
47			* Mapping of routes to their execution functions for DELETE requests
48			*
49			* @var array
50			*/
51			private $deleteRoutes = [];
52
53			/**
54			* Method wich handles invalid route error
55			*
56			* @var callable
57			*/
58			private $invalidRouteErrorHandler;
59
60			/**
61			* Parsed parameters of the calling router
62			*
63			* @var array
64			*/
65			protected $parameters = [];
66
67			/**
68			* Method returns request method
69			*
70			* @return string Request method
71			*/
72			protected function getRequestMethod(): string
73			{
74			return $_SERVER['REQUEST_METHOD'] ?? 'GET';
75			}
76
77			/**
78			* Constructor
79			*/
80			public function __construct()
81			{
82			$_SERVER['REQUEST_METHOD'] = $this->getRequestMethod();
83
84			$this->invalidRouteErrorHandler = [
85			$this,
86			'noProcessorFoundErrorHandler'
87			];
88			}
89
90			/**
91			* Method fetches actions from the objects and creates GetRoutes for them
92			*
93			* @param object $object
94			* Object to be processed
95			*/
96			public function fetchActions(object $object): void
97			{
98			$methods = get_class_methods($object);
99
100			foreach ($methods as $method) {
101			if (strpos($method, 'action') === 0) {
102			$route = \Mezon\Router\Utils::convertMethodNameToRoute($method);
103			$this->getRoutes["/$route/"] = [
104			$object,
105			$method
106			];
107			$this->postRoutes["/$route/"] = [
108			$object,
109			$method
110			];
111			}
112			}
113			}
114
115			/**
116			* Method adds route and it's handler
117			*
118			* $callback function may have two parameters - $route and $parameters. Where $route is a called route,
119			* and $parameters is associative array (parameter name => parameter value) with URL parameters
120			*
121			* @param string $route
122			* Route
123			* @param mixed $callback
124			* Collback wich will be processing route call.
125			* @param string $requestMethod
126			* Request type
127			*/
128			public function addRoute(string $route, $callback, $requestMethod = 'GET'): void
129			{
130			$route = '/' . trim($route, '/') . '/';
131
132			if (is_array($requestMethod)) {
			0 ignored issues – show introduced 2020-04-24 13:43 UTC by Report Bug Copy Issue Report The condition `is_array($requestMethod)` is always `false`. Loading history...
133			foreach ($requestMethod as $r) {
134			$this->addRoute($route, $callback, $r);
135			}
136			} else {
137			$routes = &$this->_getRoutesForMethod($requestMethod);
138			// this 'if' is for backward compatibility
139			// remove it on 02-04-2021
140			if (is_array($callback) && isset($callback[1]) && is_array($callback[1])) {
141			$callback = $callback[1];
142			}
143			$routes[$route] = $callback;
144			}
145			}
146
147			/**
148			* Method searches route processor
149			*
150			* @param mixed $processors
151			* Callable router's processor
152			* @param string $route
153			* Route
154			* @return mixed Result of the router processor
155			*/
156			private function _findStaticRouteProcessor(&$processors, string $route)
157			{
158			foreach ($processors as $i => $processor) {
159			// exact router or 'all router'
160			if ($i == $route \|\| $i == '/*/') {
161			if (is_callable($processor) && is_array($processor) === false) {
162			return $processor($route, []);
163			}
164
165			$functionName = $processor[1] ?? null;
166
167			if (is_callable($processor) &&
168			(method_exists($processor[0], $functionName) \|\| isset($processor[0]->$functionName))) {
169			// passing route path and parameters
170			return call_user_func($processor, $route, []);
171			} else {
172			$callableDescription = \Mezon\Router\Utils::getCallableDescription($processor);
173
174			if (isset($processor[0]) && method_exists($processor[0], $functionName) === false) {
175			throw (new \Exception("'$callableDescription' does not exists"));
176			} else {
177			throw (new \Exception("'$callableDescription' must be callable entity"));
178			}
179			}
180			}
181			}
182
183			return false;
184			}
185
186			/**
187			* Method returns list of routes for the HTTP method.
188			*
189			* @param string $method
190			* HTTP Method
191			* @return array Routes
192			*/
193			private function &_getRoutesForMethod(string $method): array
194			{
195			switch ($method) {
196			case ('GET'):
197			$result = &$this->getRoutes;
198			break;
199
200			case ('POST'):
201			$result = &$this->postRoutes;
202			break;
203
204			case ('PUT'):
205			$result = &$this->putRoutes;
206			break;
207
208			case ('DELETE'):
209			$result = &$this->deleteRoutes;
210			break;
211
212			default:
213			throw (new \Exception('Unsupported request method'));
214			}
215
216			return $result;
217			}
218
219			/**
220			* Method tries to process static routes without any parameters
221			*
222			* @param string $route
223			* Route
224			* @return mixed Result of the router processor
225			*/
226			private function _tryStaticRoutes($route)
227			{
228			$routes = $this->_getRoutesForMethod($this->getRequestMethod());
229
230			return $this->_findStaticRouteProcessor($routes, $route);
231			}
232
233			/**
234			* Matching parameter and component
235			*
236			* @param mixed $component
237			* Component of the URL
238			* @param string $parameter
239			* Parameter to be matched
240			* @return string Matched url parameter
241			*/
242			private function _matchParameterAndComponent(&$component, string $parameter)
243			{
244			$parameterData = explode(':', trim($parameter, '[]'));
245			$return = '';
246
247			switch ($parameterData[0]) {
248			case ('i'):
249			if (is_numeric($component)) {
250			$component = $component + 0;
251			$return = $parameterData[1];
252			}
253			break;
254			case ('a'):
255			if (preg_match('/^([a-z0-9A-Z_\/\-\.\@]+)$/', $component)) {
256			$return = $parameterData[1];
257			}
258			break;
259			case ('il'):
260			if (preg_match('/^([0-9,]+)$/', $component)) {
261			$return = $parameterData[1];
262			}
263			break;
264			case ('s'):
265			$component = htmlspecialchars($component, ENT_QUOTES);
266			$return = $parameterData[1];
267			break;
268			default:
269			throw (new \Exception('Illegal parameter type/value : ' . $parameterData[0]));
270			}
271
272			return $return;
273			}
274
275			/**
276			* Method matches route and pattern
277			*
278			* @param array $cleanRoute
279			* Cleaned route splitted in parts
280			* @param array $cleanPattern
281			* Route pattern
282			* @return array Array of route's parameters
283			*/
284			private function _matchRouteAndPattern(array $cleanRoute, array $cleanPattern)
285			{
286			if (count($cleanRoute) !== count($cleanPattern)) {
287			return false;
			0 ignored issues – show Bug Best Practice introduced 2020-04-24 13:43 UTC by Report Bug Copy Issue Report The expression `return false` returns the type `false` which is incompatible with the documented return type `array`. Loading history...
288			}
289
290			$paremeters = [];
291
292			for ($i = 0; $i < count($cleanPattern); $i ++) {
			0 ignored issues – show Performance Best Practice introduced 2020-04-24 13:43 UTC by Report Bug Copy Issue Report It seems like you are calling the size function `count()` as part of the test condition. You might want to compute the size beforehand, and not on each iteration. If the size of the collection does not change during the iteration, it is generally a good practice to compute it beforehand, and not on each iteration: for ($i=0; $i<count($array); $i++) { // calls count() on each iteration } // Better for ($i=0, $c=count($array); $i<$c; $i++) { // calls count() just once } Loading history...
293			if (\Mezon\Router\Utils::isParameter($cleanPattern[$i])) {
294			$parameterName = $this->_matchParameterAndComponent($cleanRoute[$i], $cleanPattern[$i]);
295
296			// it's a parameter
297			if ($parameterName !== '') {
298			// parameter was matched, store it!
299			$paremeters[$parameterName] = $cleanRoute[$i];
300			} else {
301			return false;
			0 ignored issues – show Bug Best Practice introduced 2020-04-24 13:43 UTC by Report Bug Copy Issue Report The expression `return false` returns the type `false` which is incompatible with the documented return type `array`. Loading history...
302			}
303			} else {
304			// it's a static part of the route
305			if ($cleanRoute[$i] !== $cleanPattern[$i]) {
306			return false;
			0 ignored issues – show Bug Best Practice introduced 2020-04-24 13:43 UTC by Report Bug Copy Issue Report The expression `return false` returns the type `false` which is incompatible with the documented return type `array`. Loading history...
307			}
308			}
309			}
310
311			$this->parameters = $paremeters;
312			}
313
314			/**
315			* Method searches dynamic route processor
316			*
317			* @param array $processors
318			* Callable router's processor
319			* @param string $route
320			* Route
321			* @return string\|bool Result of the router'scall or false if any error occured
322			*/
323			private function _findDynamicRouteProcessor(array &$processors, string $route)
324			{
325			$cleanRoute = explode('/', trim($route, '/'));
326
327			foreach ($processors as $i => $processor) {
328			$cleanPattern = explode('/', trim($i, '/'));
329
330			if ($this->_matchRouteAndPattern($cleanRoute, $cleanPattern) !== false) {
331			return call_user_func($processor, $route, $this->parameters); // return result of the router
332			}
333			}
334
335			return false;
336			}
337
338			/**
339			* Method tries to process dynamic routes with parameters
340			*
341			* @param string $route
342			* Route
343			* @return string\|bool Result of the route call
344			*/
345			private function _tryDynamicRoutes(string $route)
346			{
347			switch ($this->getRequestMethod()) {
348			case ('GET'):
349			$result = $this->_findDynamicRouteProcessor($this->getRoutes, $route);
350			break;
351
352			case ('POST'):
353			$result = $this->_findDynamicRouteProcessor($this->postRoutes, $route);
354			break;
355
356			case ('PUT'):
357			$result = $this->_findDynamicRouteProcessor($this->putRoutes, $route);
358			break;
359
360			case ('DELETE'):
361			$result = $this->_findDynamicRouteProcessor($this->deleteRoutes, $route);
362			break;
363
364			default:
365			throw (new \Exception('Unsupported request method'));
366			}
367
368			return $result;
369			}
370
371			/**
372			* Method rturns all available routes
373			*/
374			private function _getAllRoutesTrace()
375			{
376			return (count($this->getRoutes) ? 'GET:' . implode(', ', array_keys($this->getRoutes)) . '; ' : '') .
377			(count($this->postRoutes) ? 'POST:' . implode(', ', array_keys($this->postRoutes)) . '; ' : '') .
378			(count($this->putRoutes) ? 'PUT:' . implode(', ', array_keys($this->putRoutes)) . '; ' : '') .
379			(count($this->deleteRoutes) ? 'DELETE:' . implode(', ', array_keys($this->deleteRoutes)) : '');
380			}
381
382			/**
383			* Method processes no processor found error
384			*
385			* @param string $route
386			* Route
387			*/
388			public function noProcessorFoundErrorHandler(string $route)
389			{
390			throw (new \Exception(
391			'The processor was not found for the route ' . $route . ' in ' . $this->_getAllRoutesTrace()));
392			}
393
394			/**
395			* Method sets InvalidRouteErrorHandler function
396			*
397			* @param callable $function
398			* Error handler
399			*/
400			public function setNoProcessorFoundErrorHandler(callable $function)
401			{
402			$oldErrorHandler = $this->invalidRouteErrorHandler;
403
404			$this->invalidRouteErrorHandler = $function;
405
406			return $oldErrorHandler;
407			}
408
409			/**
410			* Processing specified router
411			*
412			* @param string $route
413			* Route
414			*/
415			public function callRoute($route)
416			{
417			$route = \Mezon\Router\Utils::prepareRoute($route);
418
419			if (($result = $this->_tryStaticRoutes($route)) !== false) {
420			return $result;
421			}
422
423			if (($result = $this->_tryDynamicRoutes($route)) !== false) {
424			return $result;
425			}
426
427			call_user_func($this->invalidRouteErrorHandler, $route);
428			}
429
430			/**
431			* Method clears router data.
432			*/
433			public function clear()
434			{
435			$this->getRoutes = [];
436
437			$this->postRoutes = [];
438
439			$this->putRoutes = [];
440
441			$this->deleteRoutes = [];
442			}
443
444			/**
445			* Method returns route parameter
446			*
447			* @param string $name
448			* Route parameter
449			* @return string Route parameter
450			*/
451			public function getParam(string $name): string
452			{
453			if (isset($this->parameters[$name]) === false) {
454			throw (new \Exception('Paremeter ' . $name . ' was not found in route', - 1));
455			}
456
457			return $this->parameters[$name];
458			}
459
460			/**
461			* Does parameter exists
462			*
463			* @param string $name
464			* Param name
465			* @return bool True if the parameter exists
466			*/
467			public function hasParam(string $name): bool
468			{
469			return isset($this->parameters[$name]);
470			}
471
472			/**
473			* Method returns true if the router exists
474			*
475			* @param string $route
476			* checking route
477			* @return bool true if the router exists, false otherwise
478			*/
479			public function routeExists(string $route): bool
480			{
481			$allRoutes = array_merge($this->deleteRoutes, $this->putRoutes, $this->postRoutes, $this->getRoutes);
482
483			return isset($allRoutes[$route]);
484			}
485			}
486

alexdodonov / mezon-router

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Router::clear() A

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