Uri::applyParts() - Code Metrics - Inspection of "Various code optimizations (#102)" - Nyholm/psr7 - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( e78b35...c448e0 )

by Tobias

created 2019-02-14 20:33 UTC

Uri::applyParts() B

↳ Parent: Uri

Complexity

Conditions	8
Paths	128

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	7
CRAP Score	8

Importance

Changes

Metric	Value
dl	0
loc	13
ccs	7
cts	7
cp	1
rs	8.2111
c	0
b	0
f	0
cc	8
nc	128
nop	1
crap	8

<?php

declare(strict_types=1);

namespace Nyholm\Psr7;

use Psr\Http\Message\UriInterface;

/**
 * PSR-7 URI implementation.
 *
 * @author Michael Dowling
 * @author Tobias Schultze
 * @author Matthew Weier O'Phinney
 * @author Tobias Nyholm <[email protected]>
 * @author Martijn van der Ven <[email protected]>
 */
final class Uri implements UriInterface
{
    private const SCHEMES = ['http' => 80, 'https' => 443];

    private const CHAR_UNRESERVED = 'a-zA-Z0-9_\-\.~';

    private const CHAR_SUB_DELIMS = '!\$&\'\(\)\*\+,;=';

    /** @var string Uri scheme. */
    private $scheme = '';

    /** @var string Uri user info. */
    private $userInfo = '';

    /** @var string Uri host. */
    private $host = '';

    /** @var int|null Uri port. */
    private $port;

    /** @var string Uri path. */
    private $path = '';

    /** @var string Uri query string. */
    private $query = '';

    /** @var string Uri fragment. */
    private $fragment = '';

    public function __construct(string $uri = '')
    {
        if ('' !== $uri) {
            if (false === $parts = \parse_url($uri)) {
                throw new \InvalidArgumentException("Unable to parse URI: $uri");
            }

            $this->applyParts($parts);
        }
    }

    public function __toString(): string
    {
        return self::createUriString($this->scheme, $this->getAuthority(), $this->path, $this->query, $this->fragment);
    }

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

    public function getAuthority(): string
    {
        if ('' === $this->host) {
            return '';
        }

        $authority = $this->host;
        if ('' !== $this->userInfo) {
            $authority = $this->userInfo . '@' . $authority;
        }

        if (null !== $this->port) {
            $authority .= ':' . $this->port;
        }

        return $authority;
    }

    public function getUserInfo(): string
    {
        return $this->userInfo;
    }

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

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

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

    public function getQuery(): string
    {
        return $this->query;
    }

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

    public function withScheme($scheme): self
    {
        if (!\is_string($scheme)) {
            throw new \InvalidArgumentException('Scheme must be a string');
        }

        if ($this->scheme === $scheme = \strtolower($scheme)) {
            return $this;
        }

        $new = clone $this;
        $new->scheme = $scheme;
        $new->port = $new->filterPort($new->port);

        return $new;
    }

    public function withUserInfo($user, $password = null): self
    {
        $info = $user;
        if (null !== $password && '' !== $password) {
            $info .= ':' . $password;
        }

        if ($this->userInfo === $info) {
            return $this;
        }

        $new = clone $this;
        $new->userInfo = $info;

        return $new;
    }

    public function withHost($host): self
    {
        if (!\is_string($host)) {
            throw new \InvalidArgumentException('Host must be a string');
        }

        if ($this->host === $host = \strtolower($host)) {
            return $this;
        }

        $new = clone $this;
        $new->host = $host;

        return $new;
    }

    public function withPort($port): self
    {
        if ($this->port === $port = $this->filterPort($port)) {
            return $this;
        }

        $new = clone $this;
        $new->port = $port;

        return $new;
    }

    public function withPath($path): self
    {
        if ($this->path === $path = $this->filterPath($path)) {
            return $this;
        }

        $new = clone $this;
        $new->path = $path;

        return $new;
    }

    public function withQuery($query): self
    {
        if ($this->query === $query = $this->filterQueryAndFragment($query)) {
            return $this;
        }

        $new = clone $this;
        $new->query = $query;

        return $new;
    }

    public function withFragment($fragment): self
    {
        if ($this->fragment === $fragment = $this->filterQueryAndFragment($fragment)) {
            return $this;
        }

        $new = clone $this;
        $new->fragment = $fragment;

        return $new;
    }

    /**
     * Apply parse_url parts to a URI.
     *
     * @param array $parts Array of parse_url parts to apply
     */
    private function applyParts(array $parts): void
    {
        $this->scheme = isset($parts['scheme']) ? \strtolower($parts['scheme']) : '';
        $this->userInfo = $parts['user'] ?? '';
        $this->host = isset($parts['host']) ? \strtolower($parts['host']) : '';
        $this->port = isset($parts['port']) ? $this->filterPort($parts['port']) : null;
        $this->path = isset($parts['path']) ? $this->filterPath($parts['path']) : '';
        $this->query = isset($parts['query']) ? $this->filterQueryAndFragment($parts['query']) : '';
        $this->fragment = isset($parts['fragment']) ? $this->filterQueryAndFragment($parts['fragment']) : '';
        if (isset($parts['pass'])) {
            $this->userInfo .= ':' . $parts['pass'];
        }
    }

    /**
     * Create a URI string from its various parts.
     */
    private static function createUriString(string $scheme, string $authority, string $path, string $query, string $fragment): string
    {
        $uri = '';
        if ('' !== $scheme) {
            $uri .= $scheme . ':';
        }

        if ('' !== $authority) {
            $uri .= '//' . $authority;
        }

        if ('' !== $path) {
            if ('/' !== $path[0]) {
                if ('' !== $authority) {
                    // If the path is rootless and an authority is present, the path MUST be prefixed by "/"
                    $path = '/' . $path;
                }
            } elseif (isset($path[1]) && '/' === $path[1]) {
                if ('' === $authority) {
                    // If the path is starting with more than one "/" and no authority is present, the
                    // starting slashes MUST be reduced to one.
                    $path = '/' . \ltrim($path, '/');
                }
            }

            $uri .= $path;
        }

        if ('' !== $query) {
            $uri .= '?' . $query;
        }

        if ('' !== $fragment) {
            $uri .= '#' . $fragment;
        }

        return $uri;
    }

    /**
     * Is a given port non-standard for the current scheme?
     */
    private static function isNonStandardPort(string $scheme, int $port): bool
    {
        return !isset(self::SCHEMES[$scheme]) || $port !== self::SCHEMES[$scheme];
    }

    private function filterPort($port): ?int
    {
        if (null === $port) {
            return null;
        }

        $port = (int)$port;
        if (1 > $port || 0xffff < $port) {
            throw new \InvalidArgumentException(\sprintf('Invalid port: %d. Must be between 1 and 65535', $port));
        }

        return self::isNonStandardPort($this->scheme, $port) ? $port : null;
    }

    private function filterPath($path): string
    {
        if (!\is_string($path)) {
            throw new \InvalidArgumentException('Path must be a string');
        }

        return \preg_replace_callback('/(?:[^' . self::CHAR_UNRESERVED . self::CHAR_SUB_DELIMS . '%:@\/]++|%(?![A-Fa-f0-9]{2}))/', [__CLASS__, 'rawurlencodeMatchZero'], $path);
    }

    private function filterQueryAndFragment($str): string
    {
        if (!\is_string($str)) {
            throw new \InvalidArgumentException('Query and fragment must be a string');
        }

        return \preg_replace_callback('/(?:[^' . self::CHAR_UNRESERVED . self::CHAR_SUB_DELIMS . '%:@\/\?]++|%(?![A-Fa-f0-9]{2}))/', [__CLASS__, 'rawurlencodeMatchZero'], $str);
    }

    private static function rawurlencodeMatchZero(array $match): string
    {
        return \rawurlencode($match[0]);
    }
}


1		<?php
2
3		declare(strict_types=1);
4
5		namespace Nyholm\Psr7;
6
7		use Psr\Http\Message\UriInterface;
8
9		/**
10		* PSR-7 URI implementation.
11		*
12		* @author Michael Dowling
13		* @author Tobias Schultze
14		* @author Matthew Weier O'Phinney
15		* @author Tobias Nyholm <[email protected]>
16		* @author Martijn van der Ven <[email protected]>
17		*/
18		final class Uri implements UriInterface
19		{
20		private const SCHEMES = ['http' => 80, 'https' => 443];
21
22		private const CHAR_UNRESERVED = 'a-zA-Z0-9_\-\.~';
23
24		private const CHAR_SUB_DELIMS = '!\$&\'\(\)\*\+,;=';
25
26		/** @var string Uri scheme. */
27		private $scheme = '';
28
29		/** @var string Uri user info. */
30		private $userInfo = '';
31
32		/** @var string Uri host. */
33		private $host = '';
34
35		/** @var int\|null Uri port. */
36		private $port;
37
38		/** @var string Uri path. */
39		private $path = '';
40
41		/** @var string Uri query string. */
42		private $query = '';
43
44		/** @var string Uri fragment. */
45		private $fragment = '';
46
47	145	public function __construct(string $uri = '')
48		{
49	145	if ('' !== $uri) {
50	125	if (false === $parts = \parse_url($uri)) {
51	4	throw new \InvalidArgumentException("Unable to parse URI: $uri");
52		}
53
54	121	$this->applyParts($parts);
55		}
56	141	}
57
58	65	public function __toString(): string
59		{
60	65	return self::createUriString($this->scheme, $this->getAuthority(), $this->path, $this->query, $this->fragment);
61		}
62
63	8	public function getScheme(): string
64		{
65	8	return $this->scheme;
66		}
67
68	71	public function getAuthority(): string
69		{
70	71	if ('' === $this->host) {
71	29	return '';
72		}
73
74	44	$authority = $this->host;
75	44	if ('' !== $this->userInfo) {
76	7	$authority = $this->userInfo . '@' . $authority;
77		}
78
79	44	if (null !== $this->port) {
80	7	$authority .= ':' . $this->port;
81		}
82
83	44	return $authority;
84		}
85
86	7	public function getUserInfo(): string
87		{
88	7	return $this->userInfo;
89		}
90
91	86	public function getHost(): string
92		{
93	86	return $this->host;
94		}
95
96	41	public function getPort(): ?int
97		{
98	41	return $this->port;
99		}
100
101	23	public function getPath(): string
102		{
103	23	return $this->path;
104		}
105
106	19	public function getQuery(): string
107		{
108	19	return $this->query;
109		}
110
111	17	public function getFragment(): string
112		{
113	17	return $this->fragment;
114		}
115
116	12	public function withScheme($scheme): self
117		{
118	12	if (!\is_string($scheme)) {
119		throw new \InvalidArgumentException('Scheme must be a string');
120		}
121
122	7	if ($this->scheme === $scheme = \strtolower($scheme)) {
123	7	return $this;
124	7	}
125
126	7	$new = clone $this;
127		$new->scheme = $scheme;
128		$new->port = $new->filterPort($new->port);
129	5
130		return $new;
131	5	}
132	5
133	5	public function withUserInfo($user, $password = null): self
134		{
135		$info = $user;
136	5	if (null !== $password && '' !== $password) {
137		$info .= ':' . $password;
138		}
139
140	5	if ($this->userInfo === $info) {
141	5	return $this;
142		}
143	5
144		$new = clone $this;
145		$new->userInfo = $info;
146	7
147		return $new;
148	7	}
149
150		public function withHost($host): self
151		{
152	6	if (!\is_string($host)) {
153	6	throw new \InvalidArgumentException('Host must be a string');
154		}
155	6
156		if ($this->host === $host = \strtolower($host)) {
157		return $this;
158	9	}
159
160	9	$new = clone $this;
161	1	$new->host = $host;
162
163		return $new;
164	6	}
165	6
166		public function withPort($port): self
167	6	{
168		if ($this->port === $port = $this->filterPort($port)) {
169		return $this;
170	9	}
171
172	9	$new = clone $this;
173		$new->port = $port;
174
175		return $new;
176	8	}
177	8
178		public function withPath($path): self
179	8	{
180		if ($this->path === $path = $this->filterPath($path)) {
181		return $this;
182	6	}
183
184	6	$new = clone $this;
185		$new->path = $path;
186
187		return $new;
188	5	}
189	5
190		public function withQuery($query): self
191	5	{
192		if ($this->query === $query = $this->filterQueryAndFragment($query)) {
193		return $this;
194	6	}
195
196	6	$new = clone $this;
197		$new->query = $query;
198
199		return $new;
200	5	}
201	5
202		public function withFragment($fragment): self
203	5	{
204		if ($this->fragment === $fragment = $this->filterQueryAndFragment($fragment)) {
205		return $this;
206		}
207
208		$new = clone $this;
209		$new->fragment = $fragment;
210
211	121	return $new;
212		}
213	121
214	121	/**
215	121	* Apply parse_url parts to a URI.
216	121	*
217	121	* @param array $parts Array of parse_url parts to apply
218	121	*/
219	121	private function applyParts(array $parts): void
220	121	{
221	5	$this->scheme = isset($parts['scheme']) ? \strtolower($parts['scheme']) : '';
222		$this->userInfo = $parts['user'] ?? '';
223	121	$this->host = isset($parts['host']) ? \strtolower($parts['host']) : '';
224		$this->port = isset($parts['port']) ? $this->filterPort($parts['port']) : null;
225		$this->path = isset($parts['path']) ? $this->filterPath($parts['path']) : '';
226		$this->query = isset($parts['query']) ? $this->filterQueryAndFragment($parts['query']) : '';
227		$this->fragment = isset($parts['fragment']) ? $this->filterQueryAndFragment($parts['fragment']) : '';
228	65	if (isset($parts['pass'])) {
229		$this->userInfo .= ':' . $parts['pass'];
230	65	}
231	65	}
232	40
233		/**
234		* Create a URI string from its various parts.
235	65	*/
236	40	private static function createUriString(string $scheme, string $authority, string $path, string $query, string $fragment): string
237		{
238		$uri = '';
239	65	if ('' !== $scheme) {
240	53	$uri .= $scheme . ':';
241	7	}
242
243	7	if ('' !== $authority) {
244		$uri .= '//' . $authority;
245	46	}
246	1
247		if ('' !== $path) {
248		if ('/' !== $path[0]) {
249	1	if ('' !== $authority) {
250		// If the path is rootless and an authority is present, the path MUST be prefixed by "/"
251		$path = '/' . $path;
252		}
253	53	} elseif (isset($path[1]) && '/' === $path[1]) {
254		if ('' === $authority) {
255		// If the path is starting with more than one "/" and no authority is present, the
256	65	// starting slashes MUST be reduced to one.
257	35	$path = '/' . \ltrim($path, '/');
258		}
259		}
260	65
261	16	$uri .= $path;
262		}
263
264	65	if ('' !== $query) {
265		$uri .= '?' . $query;
266		}
267
268		if ('' !== $fragment) {
269		$uri .= '#' . $fragment;
270	12	}
271
272	12	return $uri;
273		}
274
275	59	/**
276		* Is a given port non-standard for the current scheme?
277	59	*/
278	5	private static function isNonStandardPort(string $scheme, int $port): bool
279		{
280		return !isset(self::SCHEMES[$scheme]) \|\| $port !== self::SCHEMES[$scheme];
281	54	}
282
283		private function filterPort($port): ?int
284	57	{
285		if (null === $port) {
286	57	return null;
287	1	}
288
289		$port = (int)$port;
290	56	if (1 > $port \|\| 0xffff < $port) {
291		throw new \InvalidArgumentException(\sprintf('Invalid port: %d. Must be between 1 and 65535', $port));
292		}
293	17
294		return self::isNonStandardPort($this->scheme, $port) ? $port : null;
295	17	}
296	6
297		private function filterPath($path): string
298		{
299	14	if (!\is_string($path)) {
300	14	throw new \InvalidArgumentException('Path must be a string');
301	2	}
302
303		return \preg_replace_callback('/(?:[^' . self::CHAR_UNRESERVED . self::CHAR_SUB_DELIMS . '%:@\/]++\|%(?![A-Fa-f0-9]{2}))/', [__CLASS__, 'rawurlencodeMatchZero'], $path);
304	12	}
305
306		private function filterQueryAndFragment($str): string
307	117	{
308		if (!\is_string($str)) {
309	117	throw new \InvalidArgumentException('Query and fragment must be a string');
310	1	}
311
312		return \preg_replace_callback('/(?:[^' . self::CHAR_UNRESERVED . self::CHAR_SUB_DELIMS . '%:@\/\?]++\|%(?![A-Fa-f0-9]{2}))/', [__CLASS__, 'rawurlencodeMatchZero'], $str);
313	116	}
314
315		private static function rawurlencodeMatchZero(array $match): string
316	40	{
317		return \rawurlencode($match[0]);
318	40	}
319		}
320

Nyholm / psr7

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Uri::applyParts() B

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