Route::__construct() - Code Metrics - Inspection of "Add multi hosts" - yiisoft/router - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Pull Request — master (#163)

unknown

created 2022-06-07 18:33 UTC

Route::__construct() A

↳ Parent: Route

Complexity

Conditions	1
Paths	1

Size

Total Lines	5
Code Lines	3

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	4
CRAP Score	1

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	1
eloc	3
nc	1
nop	3
dl	0
loc	5
ccs	4
cts	4
cp	1
crap	1
rs	10
c	1
b	0
f	0

<?php

declare(strict_types=1);

namespace Yiisoft\Router;

use InvalidArgumentException;
use RuntimeException;
use Stringable;
use Yiisoft\Http\Method;
use Yiisoft\Middleware\Dispatcher\MiddlewareDispatcher;

use function in_array;

/**
 * Route defines a mapping from URL to callback / name and vice versa.
 */
final class Route
{
    private ?string $name = null;

    /**
     * @var string[]
     */
    private array $methods;

    private string $pattern;
    private ?array $hosts = null;
    private bool $override = false;
    private ?MiddlewareDispatcher $dispatcher;
    private bool $actionAdded = false;

    /**
     * @var array[]|callable[]|string[]
     */
    private array $middlewareDefinitions = [];

    private array $disabledMiddlewareDefinitions = [];

    /**
     * @var string[]
     * @psalm-var array<string,string>
     */
    private array $defaults = [];

    /**
     * @param string[] $methods
     */
    private function __construct(array $methods, string $pattern, ?MiddlewareDispatcher $dispatcher = null)
    {
        $this->methods = $methods;
        $this->pattern = $pattern;
        $this->dispatcher = $dispatcher;
    }

    /**
     * @psalm-assert MiddlewareDispatcher $this->dispatcher
     */
    public function injectDispatcher(MiddlewareDispatcher $dispatcher): void
    {
        $this->dispatcher = $dispatcher;
    }

    /**
     * @return self
     */
    public function withDispatcher(MiddlewareDispatcher $dispatcher): self
    {
        $route = clone $this;
        $route->dispatcher = $dispatcher;
        return $route;
    }

    /**
     * @param string $pattern
     * @param MiddlewareDispatcher|null $dispatcher
     *
     * @return self
     */
    public static function get(string $pattern, ?MiddlewareDispatcher $dispatcher = null): self
    {
        return self::methods([Method::GET], $pattern, $dispatcher);
    }

    /**
     * @param string $pattern
     * @param MiddlewareDispatcher|null $dispatcher
     *
     * @return self
     */
    public static function post(string $pattern, ?MiddlewareDispatcher $dispatcher = null): self
    {
        return self::methods([Method::POST], $pattern, $dispatcher);
    }

    /**
     * @param string $pattern
     * @param MiddlewareDispatcher|null $dispatcher
     *
     * @return self
     */
    public static function put(string $pattern, ?MiddlewareDispatcher $dispatcher = null): self
    {
        return self::methods([Method::PUT], $pattern, $dispatcher);
    }

    /**
     * @param string $pattern
     * @param MiddlewareDispatcher|null $dispatcher
     *
     * @return self
     */
    public static function delete(string $pattern, ?MiddlewareDispatcher $dispatcher = null): self
    {
        return self::methods([Method::DELETE], $pattern, $dispatcher);
    }

    /**
     * @param string $pattern
     * @param MiddlewareDispatcher|null $dispatcher
     *
     * @return self
     */
    public static function patch(string $pattern, ?MiddlewareDispatcher $dispatcher = null): self
    {
        return self::methods([Method::PATCH], $pattern, $dispatcher);
    }

    /**
     * @param string $pattern
     * @param MiddlewareDispatcher|null $dispatcher
     *
     * @return self
     */
    public static function head(string $pattern, ?MiddlewareDispatcher $dispatcher = null): self
    {
        return self::methods([Method::HEAD], $pattern, $dispatcher);
    }

    /**
     * @param string $pattern
     * @param MiddlewareDispatcher|null $dispatcher
     *
     * @return self
     */
    public static function options(string $pattern, ?MiddlewareDispatcher $dispatcher = null): self
    {
        return self::methods([Method::OPTIONS], $pattern, $dispatcher);
    }

    /**
     * @param string[] $methods
     * @param string $pattern
     * @param MiddlewareDispatcher|null $dispatcher
     *
     * @return self
     */
    public static function methods(
        array $methods,
        string $pattern,
        ?MiddlewareDispatcher $dispatcher = null
    ): self {
        return new self($methods, $pattern, $dispatcher);
    }

    /**
     * @return self
     */
    public function name(string $name): self
    {
        $route = clone $this;
        $route->name = $name;
        return $route;
    }

    /**
     * @return self
     */
    public function pattern(string $pattern): self
    {
        $new = clone $this;
        $new->pattern = $pattern;
        return $new;
    }

    /**
     * @return self
     */
    public function host(string $host): self
    {
        $route = clone $this;
        $route->hosts = [];

        return $route->addHosts($host);
    }

    /**
     * @return self
     */
    public function addHosts(string $host, string ...$hosts): self
    {
        $route = clone $this;
        array_unshift($hosts, $host);

        foreach ($hosts as $host) {
            $host = rtrim($host, '/');

            if (empty($route->hosts)) {
                $route->hosts = [$host];
            } elseif (!in_array($host, $route->hosts, true)) {
                if (preg_match('/\{.+\}/', $host)) {
                    throw new RuntimeException('Submasks not allowed with multiple host names.');
                }

                $route->hosts[] = $host;
            }
        }

        return $route;
    }

    public function isMultiHost(): bool
    {
        return $this->hosts === null ? false : count($this->hosts) > 1;
    }

    /**
     * Marks route as override. When added it will replace existing route with the same name.
     *
     * @return self
     */
    public function override(): self
    {
        $route = clone $this;
        $route->override = true;
        return $route;
    }

    /**
     * Parameter default values indexed by parameter names.
     *
     * @param array $defaults
     *
     * @psalm-param array<string,null|Stringable|scalar> $defaults
     *
     * @return self
     */
    public function defaults(array $defaults): self
    {
        $route = clone $this;
        $route->defaults = array_map('\strval', $defaults);
        return $route;
    }

    /**
     * Appends a handler middleware definition that should be invoked for a matched route.
     * First added handler will be executed first.
     *
     * @param array|callable|string ...$middlewareDefinition
     *
     * @return self
     */
    public function middleware(...$middlewareDefinition): self
    {
        if ($this->actionAdded) {
            throw new RuntimeException('middleware() can not be used after action().');
        }
        $route = clone $this;
        array_push(
            $route->middlewareDefinitions,
            ...array_values($middlewareDefinition)
        );
        return $route;
    }

    /**
     * Prepends a handler middleware definition that should be invoked for a matched route.
     * Last added handler will be executed first.
     *
     * @param array|callable|string ...$middlewareDefinition
     *
     * @return self
     */
    public function prependMiddleware(...$middlewareDefinition): self
    {
        if (!$this->actionAdded) {
            throw new RuntimeException('prependMiddleware() can not be used before action().');
        }
        $route = clone $this;
        array_unshift(
            $route->middlewareDefinitions,
            ...array_values($middlewareDefinition)
        );
        return $route;
    }

    /**
     * Appends action handler. It is a primary middleware definition that should be invoked last for a matched route.
     *
     * @param array|callable|string $middlewareDefinition
     *
     * @return self
     */
    public function action($middlewareDefinition): self
    {
        $route = clone $this;
        $route->middlewareDefinitions[] = $middlewareDefinition;
        $route->actionAdded = true;
        return $route;
    }

    /**
     * Excludes middleware from being invoked when action is handled.
     * It is useful to avoid invoking one of the parent group middleware for
     * a certain route.
     *
     * @param mixed ...$middlewareDefinition
     *
     * @return self
     */
    public function disableMiddleware(...$middlewareDefinition): self
    {
        $route = clone $this;
        array_push(
            $route->disabledMiddlewareDefinitions,
            ...array_values($middlewareDefinition)
        );
        return $route;
    }

    /**
     * @param string $key
     *
     * @return mixed
     *
     * @psalm-template T as string
     * @psalm-param T $key
     * @psalm-return (
     *   T is ('name'|'pattern') ? string :
     *     (T is 'host' ? string|null :
     *        (T is 'hosts' ? string|null :
     *           (T is 'methods' ? array<array-key,string> :
     *              (T is 'defaults' ? array<string,string> :
     *                 (T is ('override'|'hasMiddlewares'|'hasDispatcher') ? bool :
     *                    (T is 'dispatcherWithMiddlewares' ? MiddlewareDispatcher : mixed)
     *                 )
     *              )
     *           )
     *        )
     *     )
     * )
     */
    public function getData(string $key)
    {
        switch ($key) {
            case 'name':
                return $this->name ??
                    (implode(', ', $this->methods) . ' ' . (string) $this->getData('hosts') . $this->pattern);
            case 'pattern':
                return $this->pattern;
            case 'host':
                /** @var string $this->hosts[0] */
                return $this->hosts[0] ?? null;
            case 'hosts':
                /** @var array<array-key, string> $this->hosts */
                return $this->hosts ? implode('|', $this->hosts) : null;
            case 'methods':
                return $this->methods;
            case 'defaults':
                return $this->defaults;
            case 'override':
                return $this->override;
            case 'dispatcherWithMiddlewares':
                return $this->getDispatcherWithMiddlewares();
            case 'hasMiddlewares':
                return $this->middlewareDefinitions !== [];
            case 'hasDispatcher':
                return $this->dispatcher !== null;
            default:
                throw new InvalidArgumentException('Unknown data key: ' . $key);
        }
    }

    public function __toString(): string
    {
        $result = '';
        $hosts = $this->getData('hosts');

        if ($this->name !== null) {
            $result .= '[' . $this->name . '] ';
        }

        if ($this->methods !== []) {
            $result .= implode(',', $this->methods) . ' ';
        }
        if ($hosts !== null && !preg_match('/' . $hosts . '/', $this->pattern)) {
            $result .= $hosts;
        }
        $result .= $this->pattern;

        return $result;
    }

    public function __debugInfo()
    {
        return [
            'name' => $this->name,
            'methods' => $this->methods,
            'pattern' => $this->pattern,
            'host' => $this->getData('host'),
            'hosts' => $this->hosts,
            'defaults' => $this->defaults,
            'override' => $this->override,
            'actionAdded' => $this->actionAdded,
            'middlewareDefinitions' => $this->middlewareDefinitions,
            'disabledMiddlewareDefinitions' => $this->disabledMiddlewareDefinitions,
            'middlewareDispatcher' => $this->dispatcher,
        ];
    }

    private function getDispatcherWithMiddlewares(): MiddlewareDispatcher
    {
        if ($this->dispatcher === null) {
            throw new RuntimeException(sprintf('There is no dispatcher in the route %s.', $this->getData('name')));
        }

        // Don't add middlewares to dispatcher if we did it earlier.
        // This improves performance in event-loop applications.
        if ($this->dispatcher->hasMiddlewares()) {
            return $this->dispatcher;
        }

        /** @var mixed $definition */
        foreach ($this->middlewareDefinitions as $index => $definition) {
            if (in_array($definition, $this->disabledMiddlewareDefinitions, true)) {
                unset($this->middlewareDefinitions[$index]);
            }
        }

        return $this->dispatcher = $this->dispatcher->withMiddlewares($this->middlewareDefinitions);
    }
}


1		<?php
2
3		declare(strict_types=1);
4
5		namespace Yiisoft\Router;
6
7		use InvalidArgumentException;
8		use RuntimeException;
9		use Stringable;
10		use Yiisoft\Http\Method;
11		use Yiisoft\Middleware\Dispatcher\MiddlewareDispatcher;
12
13		use function in_array;
14
15		/**
16		* Route defines a mapping from URL to callback / name and vice versa.
17		*/
18		final class Route
19		{
20		private ?string $name = null;
21
22		/**
23		* @var string[]
24		*/
25		private array $methods;
26
27		private string $pattern;
28		private ?array $hosts = null;
29		private bool $override = false;
30		private ?MiddlewareDispatcher $dispatcher;
31		private bool $actionAdded = false;
32
33		/**
34		* @var array[]\|callable[]\|string[]
35		*/
36		private array $middlewareDefinitions = [];
37
38		private array $disabledMiddlewareDefinitions = [];
39
40		/**
41		* @var string[]
42		* @psalm-var array<string,string>
43		*/
44		private array $defaults = [];
45
46		/**
47		* @param string[] $methods
48		*/
49	72	private function __construct(array $methods, string $pattern, ?MiddlewareDispatcher $dispatcher = null)
50		{
51	72	$this->methods = $methods;
52	72	$this->pattern = $pattern;
53	72	$this->dispatcher = $dispatcher;
54		}
55
56		/**
57		* @psalm-assert MiddlewareDispatcher $this->dispatcher
58		*/
59	13	public function injectDispatcher(MiddlewareDispatcher $dispatcher): void
60		{
61	13	$this->dispatcher = $dispatcher;
62		}
63
64		/**
65		* @return self
66		*/
67	5	public function withDispatcher(MiddlewareDispatcher $dispatcher): self
68		{
69	5	$route = clone $this;
70	5	$route->dispatcher = $dispatcher;
71	5	return $route;
72		}
73
74		/**
75		* @param string $pattern
76		* @param MiddlewareDispatcher\|null $dispatcher
77		*
78		* @return self
79		*/
80	61	public static function get(string $pattern, ?MiddlewareDispatcher $dispatcher = null): self
81		{
82	61	return self::methods([Method::GET], $pattern, $dispatcher);
83		}
84
85		/**
86		* @param string $pattern
87		* @param MiddlewareDispatcher\|null $dispatcher
88		*
89		* @return self
90		*/
91	9	public static function post(string $pattern, ?MiddlewareDispatcher $dispatcher = null): self
92		{
93	9	return self::methods([Method::POST], $pattern, $dispatcher);
94		}
95
96		/**
97		* @param string $pattern
98		* @param MiddlewareDispatcher\|null $dispatcher
99		*
100		* @return self
101		*/
102	4	public static function put(string $pattern, ?MiddlewareDispatcher $dispatcher = null): self
103		{
104	4	return self::methods([Method::PUT], $pattern, $dispatcher);
105		}
106
107		/**
108		* @param string $pattern
109		* @param MiddlewareDispatcher\|null $dispatcher
110		*
111		* @return self
112		*/
113	1	public static function delete(string $pattern, ?MiddlewareDispatcher $dispatcher = null): self
114		{
115	1	return self::methods([Method::DELETE], $pattern, $dispatcher);
116		}
117
118		/**
119		* @param string $pattern
120		* @param MiddlewareDispatcher\|null $dispatcher
121		*
122		* @return self
123		*/
124	1	public static function patch(string $pattern, ?MiddlewareDispatcher $dispatcher = null): self
125		{
126	1	return self::methods([Method::PATCH], $pattern, $dispatcher);
127		}
128
129		/**
130		* @param string $pattern
131		* @param MiddlewareDispatcher\|null $dispatcher
132		*
133		* @return self
134		*/
135	1	public static function head(string $pattern, ?MiddlewareDispatcher $dispatcher = null): self
136		{
137	1	return self::methods([Method::HEAD], $pattern, $dispatcher);
138		}
139
140		/**
141		* @param string $pattern
142		* @param MiddlewareDispatcher\|null $dispatcher
143		*
144		* @return self
145		*/
146	7	public static function options(string $pattern, ?MiddlewareDispatcher $dispatcher = null): self
147		{
148	7	return self::methods([Method::OPTIONS], $pattern, $dispatcher);
149		}
150
151		/**
152		* @param string[] $methods
153		* @param string $pattern
154		* @param MiddlewareDispatcher\|null $dispatcher
155		*
156		* @return self
157		*/
158	72	public static function methods(
159		array $methods,
160		string $pattern,
161		?MiddlewareDispatcher $dispatcher = null
162		): self {
163	72	return new self($methods, $pattern, $dispatcher);
164		}
165
166		/**
167		* @return self
168		*/
169	23	public function name(string $name): self
170		{
171	23	$route = clone $this;
172	23	$route->name = $name;
173	23	return $route;
174		}
175
176		/**
177		* @return self
178		*/
179	20	public function pattern(string $pattern): self
180		{
181	20	$new = clone $this;
182	20	$new->pattern = $pattern;
183	20	return $new;
184		}
185
186		/**
187		* @return self
188		*/
189	8	public function host(string $host): self
190		{
191	8	$route = clone $this;
192	8	$route->hosts = [];
193
194	8	return $route->addHosts($host);
195		}
196
197		/**
198		* @return self
199		*/
200	8	public function addHosts(string $host, string ...$hosts): self
201		{
202	8	$route = clone $this;
203	8	array_unshift($hosts, $host);
204
205	8	foreach ($hosts as $host) {
206	8	$host = rtrim($host, '/');
207
208	8	if (empty($route->hosts)) {
209	8	$route->hosts = [$host];
210	2	} elseif (!in_array($host, $route->hosts, true)) {
211	2	if (preg_match('/\{.+\}/', $host)) {
212	1	throw new RuntimeException('Submasks not allowed with multiple host names.');
213		}
214
215	2	$route->hosts[] = $host;
216		}
217		}
218
219	8	return $route;
220		}
221
222		public function isMultiHost(): bool
223		{
224		return $this->hosts === null ? false : count($this->hosts) > 1;
225		}
226
227		/**
228		* Marks route as override. When added it will replace existing route with the same name.
229		*
230		* @return self
231		*/
232	3	public function override(): self
233		{
234	3	$route = clone $this;
235	3	$route->override = true;
236	3	return $route;
237		}
238
239		/**
240		* Parameter default values indexed by parameter names.
241		*
242		* @param array $defaults
243		*
244		* @psalm-param array<string,null\|Stringable\|scalar> $defaults
245		*
246		* @return self
247		*/
248	2	public function defaults(array $defaults): self
249		{
250	2	$route = clone $this;
251	2	$route->defaults = array_map('\strval', $defaults);
252	2	return $route;
253		}
254
255		/**
256		* Appends a handler middleware definition that should be invoked for a matched route.
257		* First added handler will be executed first.
258		*
259		* @param array\|callable\|string ...$middlewareDefinition
260		*
261		* @return self
262		*/
263	17	public function middleware(...$middlewareDefinition): self
264		{
265	17	if ($this->actionAdded) {
266	1	throw new RuntimeException('middleware() can not be used after action().');
267		}
268	16	$route = clone $this;
269	16	array_push(
270	16	$route->middlewareDefinitions,
271	16	...array_values($middlewareDefinition)
272		);
273	16	return $route;
274		}
275
276		/**
277		* Prepends a handler middleware definition that should be invoked for a matched route.
278		* Last added handler will be executed first.
279		*
280		* @param array\|callable\|string ...$middlewareDefinition
281		*
282		* @return self
283		*/
284	16	public function prependMiddleware(...$middlewareDefinition): self
285		{
286	16	if (!$this->actionAdded) {
287	1	throw new RuntimeException('prependMiddleware() can not be used before action().');
288		}
289	15	$route = clone $this;
290	15	array_unshift(
291	15	$route->middlewareDefinitions,
292	15	...array_values($middlewareDefinition)
293		);
294	15	return $route;
295		}
296
297		/**
298		* Appends action handler. It is a primary middleware definition that should be invoked last for a matched route.
299		*
300		* @param array\|callable\|string $middlewareDefinition
301		*
302		* @return self
303		*/
304	19	public function action($middlewareDefinition): self
305		{
306	19	$route = clone $this;
307	19	$route->middlewareDefinitions[] = $middlewareDefinition;
308	19	$route->actionAdded = true;
309	19	return $route;
310		}
311
312		/**
313		* Excludes middleware from being invoked when action is handled.
314		* It is useful to avoid invoking one of the parent group middleware for
315		* a certain route.
316		*
317		* @param mixed ...$middlewareDefinition
318		*
319		* @return self
320		*/
321	2	public function disableMiddleware(...$middlewareDefinition): self
322		{
323	2	$route = clone $this;
324	2	array_push(
325	2	$route->disabledMiddlewareDefinitions,
326	2	...array_values($middlewareDefinition)
327		);
328	2	return $route;
329		}
330
331		/**
332		* @param string $key
333		*
334		* @return mixed
335		*
336		* @psalm-template T as string
337		* @psalm-param T $key
338		* @psalm-return (
339		* T is ('name'\|'pattern') ? string :
340		* (T is 'host' ? string\|null :
341		* (T is 'hosts' ? string\|null :
342		* (T is 'methods' ? array<array-key,string> :
343		* (T is 'defaults' ? array<string,string> :
344		* (T is ('override'\|'hasMiddlewares'\|'hasDispatcher') ? bool :
345		* (T is 'dispatcherWithMiddlewares' ? MiddlewareDispatcher : mixed)
346		* )
347		* )
348		* )
349		* )
350		* )
351		* )
352		*/
353	56	public function getData(string $key)
354		{
355	56	switch ($key) {
356	56	case 'name':
357	26	return $this->name ??
358	26	(implode(', ', $this->methods) . ' ' . (string) $this->getData('hosts') . $this->pattern);
359	54	case 'pattern':
360	21	return $this->pattern;
361	52	case 'host':
362		/** @var string $this->hosts[0] */
363	9	return $this->hosts[0] ?? null;
364	49	case 'hosts':
365		/** @var array<array-key, string> $this->hosts */
366	12	return $this->hosts ? implode('\|', $this->hosts) : null;
367	45	case 'methods':
368	28	return $this->methods;
369	36	case 'defaults':
370	1	return $this->defaults;
371	35	case 'override':
372	4	return $this->override;
373	34	case 'dispatcherWithMiddlewares':
374	19	return $this->getDispatcherWithMiddlewares();
375	28	case 'hasMiddlewares':
376	21	return $this->middlewareDefinitions !== [];
377	12	case 'hasDispatcher':
378	11	return $this->dispatcher !== null;
379		default:
380	1	throw new InvalidArgumentException('Unknown data key: ' . $key);
381		}
382		}
383
384	3	public function __toString(): string
385		{
386	3	$result = '';
387	3	$hosts = $this->getData('hosts');
388
389	3	if ($this->name !== null) {
390	2	$result .= '[' . $this->name . '] ';
391		}
392
393	3	if ($this->methods !== []) {
394	3	$result .= implode(',', $this->methods) . ' ';
395		}
396	3	if ($hosts !== null && !preg_match('/' . $hosts . '/', $this->pattern)) {
397	1	$result .= $hosts;
398		}
399	3	$result .= $this->pattern;
400
401	3	return $result;
402		}
403
404	1	public function __debugInfo()
405		{
406		return [
407	1	'name' => $this->name,
408	1	'methods' => $this->methods,
409	1	'pattern' => $this->pattern,
410	1	'host' => $this->getData('host'),
411	1	'hosts' => $this->hosts,
412	1	'defaults' => $this->defaults,
413	1	'override' => $this->override,
414	1	'actionAdded' => $this->actionAdded,
415	1	'middlewareDefinitions' => $this->middlewareDefinitions,
416	1	'disabledMiddlewareDefinitions' => $this->disabledMiddlewareDefinitions,
417	1	'middlewareDispatcher' => $this->dispatcher,
418		];
419		}
420
421	19	private function getDispatcherWithMiddlewares(): MiddlewareDispatcher
422		{
423	19	if ($this->dispatcher === null) {
424	1	throw new RuntimeException(sprintf('There is no dispatcher in the route %s.', $this->getData('name')));
425		}
426
427		// Don't add middlewares to dispatcher if we did it earlier.
428		// This improves performance in event-loop applications.
429	18	if ($this->dispatcher->hasMiddlewares()) {
430	1	return $this->dispatcher;
431		}
432
433		/** @var mixed $definition */
434	17	foreach ($this->middlewareDefinitions as $index => $definition) {
435	16	if (in_array($definition, $this->disabledMiddlewareDefinitions, true)) {
436	1	unset($this->middlewareDefinitions[$index]);
437		}
438		}
439
440	17	return $this->dispatcher = $this->dispatcher->withMiddlewares($this->middlewareDefinitions);
441		}
442		}
443

yiisoft / router

Pull Request — master (#163)

Route::__construct() A

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