11677741619

Committed 05 Nov 2024 04:45AM UTC coverage: 82.146% (+0.4%) from 81.742%

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Commit Message

IRequest, IResponse: added typehints, unification (BC break)

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89.68

/src/Http/Url.php

<?php

/**
 * This file is part of the Nette Framework (https://nette.org)
 * Copyright (c) 2004 David Grudl (https://davidgrudl.com)
 */

declare(strict_types=1);

namespace Nette\Http;

use Nette;


/**
 * Mutable representation of a URL.
 *
 * <pre>
 * scheme  user  password  host  port      path        query    fragment
 *   |      |      |        |      |        |            |         |
 * /--\   /--\ /------\ /-------\ /--\/------------\ /--------\ /------\
 * http://john:x0y17575@nette.org:8042/en/manual.php?name=param#fragment  <-- absoluteUrl
 * \______\__________________________/
 *     |               |
 *  hostUrl        authority
 * </pre>
 *
 * @property   string $scheme
 * @property   string $user
 * @property   string $password
 * @property   string $host
 * @property   int $port
 * @property   string $path
 * @property   string $query
 * @property   string $fragment
 * @property-read string $absoluteUrl
 * @property-read string $authority
 * @property-read string $hostUrl
 * @property-read string $basePath
 * @property-read string $baseUrl
 * @property-read string $relativeUrl
 * @property-read array $queryParameters
 */
class Url implements \JsonSerializable
{
        use Nette\SmartObject;

        public static array $defaultPorts = [
                'http' => 80,
                'https' => 443,
                'ftp' => 21,
        ];

        private string $scheme = '';
        private string $user = '';
        private string $password = '';
        private string $host = '';
        private ?int $port = null;
        private string $path = '';
        private array $query = [];
        private string $fragment = '';


        /**
         * @throws Nette\InvalidArgumentException if URL is malformed
         */
        public function __construct(string|self|UrlImmutable|null $url = null)
        {
                if (is_string($url)) {
                        $p = @parse_url($url); // @ - is escalated to exception
                        if ($p === false) {
                                throw new Nette\InvalidArgumentException("Malformed or unsupported URI '$url'.");
                        }

                        $this->scheme = $p['scheme'] ?? '';
                        $this->port = $p['port'] ?? null;
                        $this->host = rawurldecode($p['host'] ?? '');
                        $this->user = rawurldecode($p['user'] ?? '');
                        $this->password = rawurldecode($p['pass'] ?? '');
                        $this->setPath($p['path'] ?? '');
                        $this->setQuery($p['query'] ?? []);
                        $this->fragment = rawurldecode($p['fragment'] ?? '');

                } elseif ($url instanceof UrlImmutable || $url instanceof self) {
                        [$this->scheme, $this->user, $this->password, $this->host, $this->port, $this->path, $this->query, $this->fragment] = $url->export();
                }
        }


        public function setScheme(string $scheme): static
        {
                $this->scheme = $scheme;
                return $this;
        }


        public function getScheme(): string
        {
                return $this->scheme;
        }


        /** @deprecated */
        public function setUser(string $user): static
        {
                trigger_error(__METHOD__ . '() is deprecated', E_USER_DEPRECATED);
                $this->user = $user;
                return $this;
        }


        /** @deprecated */
        public function getUser(): string
        {
                trigger_error(__METHOD__ . '() is deprecated', E_USER_DEPRECATED);
                return $this->user;
        }


        /** @deprecated */
        public function setPassword(string $password): static
        {
                trigger_error(__METHOD__ . '() is deprecated', E_USER_DEPRECATED);
                $this->password = $password;
                return $this;
        }


        /** @deprecated */
        public function getPassword(): string
        {
                trigger_error(__METHOD__ . '() is deprecated', E_USER_DEPRECATED);
                return $this->password;
        }


        public function setHost(string $host): static
        {
                $this->host = $host;
                $this->setPath($this->path);
                return $this;
        }


        public function getHost(): string
        {
                return $this->host;
        }


        /**
         * Returns the part of domain.
         */
        public function getDomain(int $level = 2): string
        {
                $parts = ip2long($this->host)
                        ? [$this->host]
                        : explode('.', $this->host);
                $parts = $level >= 0
                        ? array_slice($parts, -$level)
                        : array_slice($parts, 0, $level);
                return implode('.', $parts);
        }


        public function setPort(int $port): static
        {
                $this->port = $port;
                return $this;
        }


        public function getPort(): ?int
        {
                return $this->port ?: $this->getDefaultPort();
        }


        public function getDefaultPort(): ?int
        {
                return self::$defaultPorts[$this->scheme] ?? null;
        }


        public function setPath(string $path): static
        {
                $this->path = $path;
                if ($this->host && !str_starts_with($this->path, '/')) {
                        $this->path = '/' . $this->path;
                }

                return $this;
        }


        public function getPath(): string
        {
                return $this->path;
        }


        public function setQuery(string|array $query): static
        {
                $this->query = is_array($query) ? $query : self::parseQuery($query);
                return $this;
        }


        public function appendQuery(string|array $query): static
        {
                $this->query = is_array($query)
                        ? $query + $this->query
                        : self::parseQuery($this->getQuery() . '&' . $query);
                return $this;
        }


        public function getQuery(): string
        {
                return http_build_query($this->query, '', '&', PHP_QUERY_RFC3986);
        }


        public function getQueryParameters(): array
        {
                return $this->query;
        }


        public function getQueryParameter(string $name): mixed
        {
                return $this->query[$name] ?? null;
        }


        public function setQueryParameter(string $name, mixed $value): static
        {
                $this->query[$name] = $value;
                return $this;
        }


        public function setFragment(string $fragment): static
        {
                $this->fragment = $fragment;
                return $this;
        }


        public function getFragment(): string
        {
                return $this->fragment;
        }


        public function getAbsoluteUrl(): string
        {
                return $this->getHostUrl() . $this->path
                        . (($tmp = $this->getQuery()) ? '?' . $tmp : '')
                        . ($this->fragment === '' ? '' : '#' . $this->fragment);
        }


        /**
         * Returns the [user[:pass]@]host[:port] part of URI.
         */
        public function getAuthority(): string
        {
                return $this->host === ''
                        ? ''
                        : ($this->user !== ''
                                ? rawurlencode($this->user) . ($this->password === '' ? '' : ':' . rawurlencode($this->password)) . '@'
                                : '')
                        . $this->host
                        . ($this->port && $this->port !== $this->getDefaultPort()
                                ? ':' . $this->port
                                : '');
        }


        /**
         * Returns the scheme and authority part of URI.
         */
        public function getHostUrl(): string
        {
                return ($this->scheme ? $this->scheme . ':' : '')
                        . (($authority = $this->getAuthority()) !== '' ? '//' . $authority : '');
        }


        /** @deprecated use UrlScript::getBasePath() instead */
        public function getBasePath(): string
        {
                trigger_error(__METHOD__ . '() is deprecated, use UrlScript object', E_USER_DEPRECATED);
                $pos = strrpos($this->path, '/');
                return $pos === false ? '' : substr($this->path, 0, $pos + 1);
        }


        /** @deprecated use UrlScript::getBaseUrl() instead */
        public function getBaseUrl(): string
        {
                trigger_error(__METHOD__ . '() is deprecated, use UrlScript object', E_USER_DEPRECATED);
                return $this->getHostUrl() . $this->getBasePath();
        }


        /** @deprecated use UrlScript::getRelativeUrl() instead */
        public function getRelativeUrl(): string
        {
                trigger_error(__METHOD__ . '() is deprecated, use UrlScript object', E_USER_DEPRECATED);
                return substr($this->getAbsoluteUrl(), strlen($this->getBaseUrl()));
        }


        /**
         * URL comparison.
         */
        public function isEqual(string|self|UrlImmutable $url): bool
        {
                $url = new self($url);
                $query = $url->query;
                ksort($query);
                $query2 = $this->query;
                ksort($query2);
                $host = rtrim($url->host, '.');
                $host2 = rtrim($this->host, '.');
                return $url->scheme === $this->scheme
                        && (!strcasecmp($host, $host2)
                                || self::idnHostToUnicode($host) === self::idnHostToUnicode($host2))
                        && $url->getPort() === $this->getPort()
                        && $url->user === $this->user
                        && $url->password === $this->password
                        && self::unescape($url->path, '%/') === self::unescape($this->path, '%/')
                        && $query === $query2
                        && $url->fragment === $this->fragment;
        }


        /**
         * Transforms URL to canonical form.
         */
        public function canonicalize(): static
        {
                $this->path = preg_replace_callback(
                        '#[^!$&\'()*+,/:;=@%"]+#',
                        fn(array $m): string => rawurlencode($m[0]),
                        self::unescape($this->path, '%/'),
                );
                $this->host = rtrim($this->host, '.');
                $this->host = self::idnHostToUnicode(strtolower($this->host));
                return $this;
        }


        public function __toString(): string
        {
                return $this->getAbsoluteUrl();
        }


        public function jsonSerialize(): string
        {
                return $this->getAbsoluteUrl();
        }


        /** @internal */
        final public function export(): array
        {
                return [$this->scheme, $this->user, $this->password, $this->host, $this->port, $this->path, $this->query, $this->fragment];
        }


        /**
         * Converts IDN ASCII host to UTF-8.
         */
        private static function idnHostToUnicode(string $host): string
        {
                if (!str_contains($host, '--')) { // host does not contain IDN
                        return $host;
                }

                if (function_exists('idn_to_utf8') && defined('INTL_IDNA_VARIANT_UTS46')) {
                        return idn_to_utf8($host, IDNA_DEFAULT, INTL_IDNA_VARIANT_UTS46) ?: $host;
                }

                trigger_error('PHP extension intl is not loaded or is too old', E_USER_WARNING);
        }


        /**
         * Similar to rawurldecode, but preserves reserved chars encoded.
         */
        public static function unescape(string $s, string $reserved = '%;/?:@&=+$,'): string
        {
                // reserved (@see RFC 2396) = ";" | "/" | "?" | ":" | "@" | "&" | "=" | "+" | "$" | ","
                // within a path segment, the characters "/", ";", "=", "?" are reserved
                // within a query component, the characters ";", "/", "?", ":", "@", "&", "=", "+", ",", "$" are reserved.
                if ($reserved !== '') {
                        $s = preg_replace_callback(
                                '#%(' . substr(chunk_split(bin2hex($reserved), 2, '|'), 0, -1) . ')#i',
                                fn(array $m): string => '%25' . strtoupper($m[1]),
                                $s,
                        );
                }

                return rawurldecode($s);
        }


        /**
         * Parses query string. Is affected by directive arg_separator.input.
         */
        public static function parseQuery(string $s): array
        {
                $s = str_replace(['%5B', '%5b'], '[', $s);
                $sep = preg_quote(ini_get('arg_separator.input'));
                $s = preg_replace("#([$sep])([^[$sep=]+)([^$sep]*)#", '&0[$2]$3', '&' . $s);
                parse_str($s, $res);
                return $res[0] ?? [];
        }


        public static function isAbsolute(string $url): bool
        {
                return (bool) preg_match('#^[a-z][a-z0-9+.-]*:#i', $url);
        }


        public static function removeDotSegments(string $path): string
        {
                $prefix = $segment = '';
                if (str_starts_with($path, '/')) {
                        $prefix = '/';
                        $path = substr($path, 1);
                }
                $segments = explode('/', $path);
                $res = [];
                foreach ($segments as $segment) {
                        if ($segment === '..') {
                                array_pop($res);
                        } elseif ($segment !== '.') {
                                $res[] = $segment;
                        }
                }

                if ($segment === '.' || $segment === '..') {
                        $res[] = '';
                }
                return $prefix . implode('/', $res);
        }
}

1	<?php
2
3	/**
4	* This file is part of the Nette Framework (https://nette.org)
5	* Copyright (c) 2004 David Grudl (https://davidgrudl.com)
6	*/
7
8	declare(strict_types=1);
9
10	namespace Nette\Http;
11
12	use Nette;
13
14
15	/**
16	* Mutable representation of a URL.
17	*
18	* <pre>
19	* scheme user password host port path query fragment
20	* \| \| \| \| \| \| \| \|
21	* /--\ /--\ /------\ /-------\ /--\/------------\ /--------\ /------\
22	* http://john:x0y17575@nette.org:8042/en/manual.php?name=param#fragment <-- absoluteUrl
23	* \______\__________________________/
24	* \| \|
25	* hostUrl authority
26	* </pre>
27	*
28	* @property string $scheme
29	* @property string $user
30	* @property string $password
31	* @property string $host
32	* @property int $port
33	* @property string $path
34	* @property string $query
35	* @property string $fragment
36	* @property-read string $absoluteUrl
37	* @property-read string $authority
38	* @property-read string $hostUrl
39	* @property-read string $basePath
40	* @property-read string $baseUrl
41	* @property-read string $relativeUrl
42	* @property-read array $queryParameters
43	*/
44	class Url implements \JsonSerializable
45	{
46	use Nette\SmartObject;
47
48	public static array $defaultPorts = [
49	'http' => 80,
50	'https' => 443,
51	'ftp' => 21,
52	];
53
54	private string $scheme = '';
55	private string $user = '';
56	private string $password = '';
57	private string $host = '';
58	private ?int $port = null;
59	private string $path = '';
60	private array $query = [];
61	private string $fragment = '';
62
63
64	/**
65	* @throws Nette\InvalidArgumentException if URL is malformed
66	*/
67	public function __construct(string\|self\|UrlImmutable\|null $url = null)	1✔
68	{
69	if (is_string($url)) {	1✔
70	$p = @parse_url($url); // @ - is escalated to exception	1✔
71	if ($p === false) {	1✔
72	throw new Nette\InvalidArgumentException("Malformed or unsupported URI '$url'.");	1✔
73	}
74
75	$this->scheme = $p['scheme'] ?? '';	1✔
76	$this->port = $p['port'] ?? null;	1✔
77	$this->host = rawurldecode($p['host'] ?? '');	1✔
78	$this->user = rawurldecode($p['user'] ?? '');	1✔
79	$this->password = rawurldecode($p['pass'] ?? '');	1✔
80	$this->setPath($p['path'] ?? '');	1✔
81	$this->setQuery($p['query'] ?? []);	1✔
82	$this->fragment = rawurldecode($p['fragment'] ?? '');	1✔
83
84	} elseif ($url instanceof UrlImmutable \|\| $url instanceof self) {	1✔
85	[$this->scheme, $this->user, $this->password, $this->host, $this->port, $this->path, $this->query, $this->fragment] = $url->export();	1✔
86	}
87	}	1✔
88
89
90	public function setScheme(string $scheme): static	1✔
91	{
92	$this->scheme = $scheme;	1✔
93	return $this;	1✔
94	}
95
96
97	public function getScheme(): string
98	{
99	return $this->scheme;	1✔
100	}
101
102
103	/** @deprecated */
104	public function setUser(string $user): static
105	{
106	trigger_error(__METHOD__ . '() is deprecated', E_USER_DEPRECATED);	×
UNCOV 107	$this->user = $user;	×
UNCOV 108	return $this;	×
109	}
110
111
112	/** @deprecated */
113	public function getUser(): string
114	{
115	trigger_error(__METHOD__ . '() is deprecated', E_USER_DEPRECATED);	1✔
116	return $this->user;	1✔
117	}
118
119
120	/** @deprecated */
121	public function setPassword(string $password): static
122	{
UNCOV 123	trigger_error(__METHOD__ . '() is deprecated', E_USER_DEPRECATED);	×
UNCOV 124	$this->password = $password;	×
UNCOV 125	return $this;	×
126	}
127
128
129	/** @deprecated */
130	public function getPassword(): string
131	{
132	trigger_error(__METHOD__ . '() is deprecated', E_USER_DEPRECATED);	1✔
133	return $this->password;	1✔
134	}
135
136
137	public function setHost(string $host): static	1✔
138	{
139	$this->host = $host;	1✔
140	$this->setPath($this->path);	1✔
141	return $this;	1✔
142	}
143
144
145	public function getHost(): string
146	{
147	return $this->host;	1✔
148	}
149
150
151	/**
152	* Returns the part of domain.
153	*/
154	public function getDomain(int $level = 2): string	1✔
155	{
156	$parts = ip2long($this->host)	1✔
157	? [$this->host]	1✔
158	: explode('.', $this->host);	1✔
159	$parts = $level >= 0	1✔
160	? array_slice($parts, -$level)	1✔
161	: array_slice($parts, 0, $level);	1✔
162	return implode('.', $parts);	1✔
163	}
164
165
166	public function setPort(int $port): static	1✔
167	{
168	$this->port = $port;	1✔
169	return $this;	1✔
170	}
171
172
173	public function getPort(): ?int
174	{
175	return $this->port ?: $this->getDefaultPort();	1✔
176	}
177
178
179	public function getDefaultPort(): ?int
180	{
181	return self::$defaultPorts[$this->scheme] ?? null;	1✔
182	}
183
184
185	public function setPath(string $path): static	1✔
186	{
187	$this->path = $path;	1✔
188	if ($this->host && !str_starts_with($this->path, '/')) {	1✔
189	$this->path = '/' . $this->path;	1✔
190	}
191
192	return $this;	1✔
193	}
194
195
196	public function getPath(): string
197	{
198	return $this->path;	1✔
199	}
200
201
202	public function setQuery(string\|array $query): static	1✔
203	{
204	$this->query = is_array($query) ? $query : self::parseQuery($query);	1✔
205	return $this;	1✔
206	}
207
208
209	public function appendQuery(string\|array $query): static	1✔
210	{
211	$this->query = is_array($query)	1✔
212	? $query + $this->query	1✔
213	: self::parseQuery($this->getQuery() . '&' . $query);	1✔
214	return $this;	1✔
215	}
216
217
218	public function getQuery(): string
219	{
220	return http_build_query($this->query, '', '&', PHP_QUERY_RFC3986);	1✔
221	}
222
223
224	public function getQueryParameters(): array
225	{
226	return $this->query;	1✔
227	}
228
229
230	public function getQueryParameter(string $name): mixed	1✔
231	{
232	return $this->query[$name] ?? null;	1✔
233	}
234
235
236	public function setQueryParameter(string $name, mixed $value): static	1✔
237	{
238	$this->query[$name] = $value;	1✔
239	return $this;	1✔
240	}
241
242
243	public function setFragment(string $fragment): static
244	{
UNCOV 245	$this->fragment = $fragment;	×
UNCOV 246	return $this;	×
247	}
248
249
250	public function getFragment(): string
251	{
252	return $this->fragment;	1✔
253	}
254
255
256	public function getAbsoluteUrl(): string
257	{
258	return $this->getHostUrl() . $this->path	1✔
259	. (($tmp = $this->getQuery()) ? '?' . $tmp : '')	1✔
260	. ($this->fragment === '' ? '' : '#' . $this->fragment);	1✔
261	}
262
263
264	/**
265	* Returns the [user[:pass]@]host[:port] part of URI.
266	*/
267	public function getAuthority(): string
268	{
269	return $this->host === ''	1✔
270	? ''	1✔
271	: ($this->user !== ''	1✔
272	? rawurlencode($this->user) . ($this->password === '' ? '' : ':' . rawurlencode($this->password)) . '@'	1✔
273	: '')	1✔
274	. $this->host	1✔
275	. ($this->port && $this->port !== $this->getDefaultPort()	1✔
276	? ':' . $this->port	1✔
277	: '');	1✔
278	}
279
280
281	/**
282	* Returns the scheme and authority part of URI.
283	*/
284	public function getHostUrl(): string
285	{
286	return ($this->scheme ? $this->scheme . ':' : '')	1✔
287	. (($authority = $this->getAuthority()) !== '' ? '//' . $authority : '');	1✔
288	}
289
290
291	/** @deprecated use UrlScript::getBasePath() instead */
292	public function getBasePath(): string
293	{
UNCOV 294	trigger_error(__METHOD__ . '() is deprecated, use UrlScript object', E_USER_DEPRECATED);	×
295	$pos = strrpos($this->path, '/');	×
296	return $pos === false ? '' : substr($this->path, 0, $pos + 1);	×
297	}
298
299
300	/** @deprecated use UrlScript::getBaseUrl() instead */
301	public function getBaseUrl(): string
302	{
303	trigger_error(__METHOD__ . '() is deprecated, use UrlScript object', E_USER_DEPRECATED);	×
304	return $this->getHostUrl() . $this->getBasePath();	×
305	}
306
307
308	/** @deprecated use UrlScript::getRelativeUrl() instead */
309	public function getRelativeUrl(): string
310	{
UNCOV 311	trigger_error(__METHOD__ . '() is deprecated, use UrlScript object', E_USER_DEPRECATED);	×
UNCOV 312	return substr($this->getAbsoluteUrl(), strlen($this->getBaseUrl()));	×
313	}
314
315
316	/**
317	* URL comparison.
318	*/
319	public function isEqual(string\|self\|UrlImmutable $url): bool	1✔
320	{
321	$url = new self($url);	1✔
322	$query = $url->query;	1✔
323	ksort($query);	1✔
324	$query2 = $this->query;	1✔
325	ksort($query2);	1✔
326	$host = rtrim($url->host, '.');	1✔
327	$host2 = rtrim($this->host, '.');	1✔
328	return $url->scheme === $this->scheme	1✔
329	&& (!strcasecmp($host, $host2)	1✔
330	\|\| self::idnHostToUnicode($host) === self::idnHostToUnicode($host2))	1✔
331	&& $url->getPort() === $this->getPort()	1✔
332	&& $url->user === $this->user	1✔
333	&& $url->password === $this->password	1✔
334	&& self::unescape($url->path, '%/') === self::unescape($this->path, '%/')	1✔
335	&& $query === $query2	1✔
336	&& $url->fragment === $this->fragment;	1✔
337	}
338
339
340	/**
341	* Transforms URL to canonical form.
342	*/
343	public function canonicalize(): static
344	{
345	$this->path = preg_replace_callback(	1✔
346	'#[^!$&\'()*+,/:;=@%"]+#',	1✔
347	fn(array $m): string => rawurlencode($m[0]),	1✔
348	self::unescape($this->path, '%/'),	1✔
349	);
350	$this->host = rtrim($this->host, '.');	1✔
351	$this->host = self::idnHostToUnicode(strtolower($this->host));	1✔
352	return $this;	1✔
353	}
354
355
356	public function __toString(): string
357	{
358	return $this->getAbsoluteUrl();	1✔
359	}
360
361
362	public function jsonSerialize(): string
363	{
364	return $this->getAbsoluteUrl();	1✔
365	}
366
367
368	/** @internal */
369	final public function export(): array
370	{
371	return [$this->scheme, $this->user, $this->password, $this->host, $this->port, $this->path, $this->query, $this->fragment];	1✔
372	}
373
374
375	/**
376	* Converts IDN ASCII host to UTF-8.
377	*/
378	private static function idnHostToUnicode(string $host): string	1✔
379	{
380	if (!str_contains($host, '--')) { // host does not contain IDN	1✔
381	return $host;	1✔
382	}
383
384	if (function_exists('idn_to_utf8') && defined('INTL_IDNA_VARIANT_UTS46')) {	1✔
385	return idn_to_utf8($host, IDNA_DEFAULT, INTL_IDNA_VARIANT_UTS46) ?: $host;	1✔
386	}
387
UNCOV 388	trigger_error('PHP extension intl is not loaded or is too old', E_USER_WARNING);	×
389	}
390
391
392	/**
393	* Similar to rawurldecode, but preserves reserved chars encoded.
394	*/
395	public static function unescape(string $s, string $reserved = '%;/?:@&=+$,'): string	1✔
396	{
397	// reserved (@see RFC 2396) = ";" \| "/" \| "?" \| ":" \| "@" \| "&" \| "=" \| "+" \| "$" \| ","
398	// within a path segment, the characters "/", ";", "=", "?" are reserved
399	// within a query component, the characters ";", "/", "?", ":", "@", "&", "=", "+", ",", "$" are reserved.
400	if ($reserved !== '') {	1✔
401	$s = preg_replace_callback(	1✔
402	'#%(' . substr(chunk_split(bin2hex($reserved), 2, '\|'), 0, -1) . ')#i',	1✔
403	fn(array $m): string => '%25' . strtoupper($m[1]),	1✔
404	$s,
405	);
406	}
407
408	return rawurldecode($s);	1✔
409	}
410
411
412	/**
413	* Parses query string. Is affected by directive arg_separator.input.
414	*/
415	public static function parseQuery(string $s): array	1✔
416	{
417	$s = str_replace(['%5B', '%5b'], '[', $s);	1✔
418	$sep = preg_quote(ini_get('arg_separator.input'));	1✔
419	$s = preg_replace("#([$sep])([^[$sep=]+)([^$sep]*)#", '&0[$2]$3', '&' . $s);	1✔
420	parse_str($s, $res);	1✔
421	return $res[0] ?? [];	1✔
422	}
423
424
425	public static function isAbsolute(string $url): bool	1✔
426	{
427	return (bool) preg_match('#^[a-z][a-z0-9+.-]*:#i', $url);	1✔
428	}
429
430
431	public static function removeDotSegments(string $path): string	1✔
432	{
433	$prefix = $segment = '';	1✔
434	if (str_starts_with($path, '/')) {	1✔
435	$prefix = '/';	1✔
436	$path = substr($path, 1);	1✔
437	}
438	$segments = explode('/', $path);	1✔
439	$res = [];	1✔
440	foreach ($segments as $segment) {	1✔
441	if ($segment === '..') {	1✔
442	array_pop($res);	1✔
443	} elseif ($segment !== '.') {	1✔
444	$res[] = $segment;	1✔
445	}
446	}
447
448	if ($segment === '.' \|\| $segment === '..') {	1✔
449	$res[] = '';	1✔
450	}
451	return $prefix . implode('/', $res);	1✔
452	}
453	}

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