Request::fromString() - Code Metrics - Inspection of "fixed errors" - vakata/http - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 201321...f974f3 )

by Ivan

created 2018-01-10 13:26 UTC

Request::fromString() F

↳ Parent: Request

Complexity

Conditions	23
Paths	512

Size

Total Lines	114
Code Lines	89

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	51
CRAP Score	58.6647

Importance

Changes

Metric	Value
dl	0
loc	114
ccs	51
cts	86
cp	0.593
rs	2.8929
c	0
b	0
f	0
cc	23
eloc	89
nc	512
nop	1
crap	58.6647

How to fix Long Method Complexity

<?php

namespace vakata\http;

use Zend\Diactoros\Uri as ZendUri;
use Zend\Diactoros\Stream;
use Zend\Diactoros\UploadedFile;
use Zend\Diactoros\ServerRequest;
use Zend\Diactoros\ServerRequestFactory;

class Request extends ServerRequest
{
    /**
     * Create an instance from globals
     *
     * @param array $server
     * @param array $query
     * @param array $body
     * @param array $cookies
     * @param array $files
     * @return Request
     */
    public static function fromGlobals(
        array $server = null,
        array $query = null,
        array $body = null,
        array $cookies = null,
        array $files = null
    ) {
        $server  = ServerRequestFactory::normalizeServer($server ?: $_SERVER);
        $files   = ServerRequestFactory::normalizeFiles($files ?: $_FILES);
        $headers = ServerRequestFactory::marshalHeaders($server);

        if (null === $cookies && array_key_exists('cookie', $headers)) {
            $cookies = self::parseCookieHeader($headers['cookie']);
        }
        $uri = ServerRequestFactory::marshalUriFromServer($server, $headers);

        if ($body === null) {
            $body = [];
            if (isset($headers['content-type']) && strpos($headers['content-type'], 'json') !== false) {
                $body = json_decode($body, true);
                if ($body === null) {
                    $body = [];
                }
            } else {
                $body = static::fixedQueryParams(file_get_contents('php://input'));
            }
        }

        return new static(
            $server,
            $files,
            $uri,
            ServerRequestFactory::get('REQUEST_METHOD', $server, 'GET'),
            'php://input',
            $headers,
            $cookies ?: $_COOKIE,
            $query ?: static::fixedQueryParams($uri->getQuery()),
            $body ?: (count($_POST) ? $_POST : json_decode(file_get_contents('php://input'), true)),
            self::marshalProtocolVersion($server)
        );
    }
    public static function fromString(string $str) : Request
    {
        $method = 'GET';
        $version = '1.1';
        $uri = '/';
        $headers = [];
        $files = [];
        $body = '';

        $break = strpos($str, "\r\n\r\n") === false ? "\n" : "\r\n"; // just in case someone breaks RFC 2616

        list($headers, $message) = array_pad(explode($break . $break, $str, 2), 2, '');
        $headers = explode($break, preg_replace("(" . $break . "\s+)", " ", $headers));
        if (isset($headers[0]) && strlen($headers[0])) {
            $temp = explode(' ', $headers[0]);
            if (in_array($temp[0], ['GET', 'POST', 'HEAD', 'PATCH', 'PUT', 'OPTIONS', 'TRACE', 'DELETE'])) {
                $method = $temp[0];
                $uri = $temp[1];
                if (isset($temp[2])) {
                    $version = substr($temp[2], 5);
                }
                unset($headers[0]);
                $headers = array_values($headers);
            }
        }
        $temp = array_filter($headers);
        $headers = [];
        foreach ($temp as $v) {
            $v = explode(':', $v, 2);
            $name = trim($v[0]);
            $name = str_replace('_', ' ', strtolower($name));
            $name = str_replace('-', ' ', strtolower($name));
            $name = str_replace(' ', '-', ucwords($name));
            $headers[$name] = trim($v[1]);
        }
        if (isset($headers['Host'])) {
            $uri = $headers['Host'] . $uri;
        } else {
            $uri = 'localhost' . $uri;
        }
        if (isset($headers['Content-Type']) && strpos($headers['Content-Type'], 'multipart') !== false) {
            $bndr = trim(explode(' boundary=', $headers['Content-Type'])[1], '"');
            $parts = explode($break . '--' . $bndr, $break . $message);
            if (count($parts) == 1) {
                $body = $message;
            } else {
                array_pop($parts);
                array_shift($parts);
                $post = [];
                $fres = [];
                foreach ($parts as $k => $item) {
                    list($head, $pbody) = explode($break . $break, $item, 2);
                    $head = explode($break, preg_replace("(" . $break . "\s+)", " ", $head));
                    foreach ($head as $h) {
                        if (strpos(strtolower($h), 'content-disposition') === 0) {
                            $cd = explode(';', $h);
                            $name = '';
                            $file = '';
                            foreach ($cd as $p) {
                                if (strpos(trim($p), 'name=') === 0) {
                                    $name = trim(explode('name=', $p)[1], ' "');
                                }
                                if (strpos(trim($p), 'filename=') === 0) {
                                    $file = trim(explode('filename=', $p)[1], ' "');
                                }
                            }
                            if ($file) {
                                // create resource manually
                                $fres[$k] = fopen('php://temp', 'wb+');
                                fwrite($fres[$k], $pbody);
                                rewind($fres[$k]);
                                $files[$name] = new UploadedFile(
                                    $fres[$k],
                                    strlen($pbody),
                                    UPLOAD_ERR_OK,
                                    $file
                                );
                            } else {
                                $post[$name] = $pbody;
                            }
                        }
                    }
                }
                $body = http_build_query($post);
            }
        } elseif (strlen($message)) {
            $body = $message;
        }
        if (strpos($uri, '://') === false) {
            $uri = 'http://' . $uri;
        }

        $params = [];
$myVar = 'Value';
$higher = false;

if (rand(1, 6) > 3) {
    $higher = true;
} else {
    $higher = false;
}
        if (isset($headers['Content-Type']) && strpos($headers['Content-Type'], 'json') !== false) {
            $params = json_decode($body, true);
        } else {
            $params = static::fixedQueryParams($body);
        }
        $temp = (new Stream('php://temp', 'wb+'));
        $temp->write($body);
        $uri = new ZendUri($uri);
        return new static(
            [],
            ServerRequestFactory::normalizeFiles($files),
            $uri,
            $method,
            $temp,
            $headers,
            isset($headers['Cookie']) ? self::parseCookieHeader($headers['Cookie']) : [],
            static::fixedQueryParams($uri->getQuery()),
            $params ?? [],
            $version
        );
    }
    public static function fixedQueryParams($query)
    {
        $data = [];
        $temp = strlen($query) ? explode('&', $query) : [];
        foreach ($temp as $var) {
            $var   = explode('=', $var, 2);
            $name  = urldecode($var[0]);
            $value = isset($var[1]) ? urldecode($var[1]) : '';
            $name  = explode(']', str_replace(['][', '['], ']', $name));
            $name  = count($name) > 1 ? array_slice($name, 0, -1) : $name;

            $tmp = &$data;
            foreach ($name as $k) {
                if ($k === "") {
                    continue;
                }
                if (!isset($tmp[$k])) {
                    $tmp[$k] = [];
                }
                $tmp = &$tmp[$k];
            }
            if ($name[count($name) - 1] == '') {
                $tmp[] = $value;
            } else {
                $tmp = $value;
            }
        }
        return $data;
    }
    private static function parseCookieHeader($cookieHeader)
    {
        preg_match_all('(
            (?:^\\n?[ \t]*|;[ ])
            (?P<name>[!#$%&\'*+-.0-9A-Z^_`a-z|~]+)
            =
            (?P<DQUOTE>"?)
                (?P<value>[\x21\x23-\x2b\x2d-\x3a\x3c-\x5b\x5d-\x7e]*)
            (?P=DQUOTE)
            (?=\\n?[ \t]*$|;[ ])
        )x', $cookieHeader, $matches, PREG_SET_ORDER);

        $cookies = [];

        if (is_array($matches)) {
            foreach ($matches as $match) {
                $cookies[$match['name']] = urldecode($match['value']);
            }
        }

        return $cookies;
    }
    private static function marshalProtocolVersion(array $server)
    {
        if (! isset($server['SERVER_PROTOCOL'])) {
            return '1.1';
        }

        if (! preg_match('#^(HTTP/)?(?P<version>[1-9]\d*(?:\.\d)?)$#', $server['SERVER_PROTOCOL'], $matches)) {
            throw new \Exception(sprintf(
                'Unrecognized protocol version (%s)',
                $server['SERVER_PROTOCOL']
            ));
        }

        return $matches['version'];
    }
    public function __construct(
        array $serverParams = [],
        array $uploadedFiles = [],
        $uri = null,
        $method = null,
        $body = 'php://input',
        array $headers = [],
        array $cookies = [],
        array $queryParams = [],
        $parsedBody = null,
        $protocol = '1.1'
    ) {
        $uri = new Uri((string)$uri);
        parent::__construct(
            $serverParams,
            $uploadedFiles,
            $uri,
            $method,
            $body,
            $headers,
            $cookies,
            $queryParams,
            $parsedBody,
            $protocol
        );
    }
    protected function cleanValue($value, $mode = null)
    {
        if (is_array($value)) {
            $temp = [];
            foreach ($value as $k => $v) {
                $temp[$k] = $this->cleanValue($v, $mode);
            }
            return $temp;
        }
        // normalize newlines
        if (strpos((string)$value, "\r") !== false) {
            $value = str_replace(array("\r\n", "\r", "\r\n\n"), PHP_EOL, $value);
        }
        // remove invalid utf8 chars
        if (preg_match('/[^\x00-\x7F]/S', $value) != 0) {
            $temp = @iconv('UTF-8', 'UTF-8//IGNORE', $value);
            if ($temp !== false) {
                $value = $temp;
            }
        }
        // remove non-printable chars
        do {
            $count = 0;
            $value = preg_replace(['/[\x00-\x08\x0B\x0C\x0E-\x1F\x7F]+/S'], '', $value, -1, $count);
        } while ((int)$count > 0);

        switch ($mode) {
            case 'int':
                $value = (int) $value;
                break;
            case 'float':
                $value = (float) $value;
                break;
            case 'nohtml':
                $value = strip_tags((string) $value);
                break;
            case 'escape':
                $value = htmlspecialchars((string) $value, ENT_QUOTES | ENT_SUBSTITUTE);
                break;
            case 'string':
                $value = (string) $value;
                break;
            case 'raw':
            default:
                break;
        }

        return $value;
    }
    protected function getValue(array $collection, $key, $default, $mode)
    {
        if ($key === null) {
            return $this->cleanValue($collection, $mode);
        }
        return isset($collection[$key]) ? $this->cleanValue($collection[$key], $mode) : $default;
    }
    /**
     * Gets a value from a cookie that came with the request
     * @param  string    $key     the cookie name
     * @param  mixed     $default optional default value to return if the key is not present (default to `null`)
     * @param  string    $mode    optional cleanup of the value, available modes are: int, float, nohtml, escape, string
     * @return string|array             the value (or values)
     */
    public function getCookie($key = null, $default = null, $mode = null)
    {
        return $this->getValue($this->getCookieParams(), $key, $default, $mode);
    }
    /**
     * Get a GET param from the request URL
     * @param  string   $key     the GET param name
     * @param  mixed    $default optional default value to return if the key is not present (default to `null`)
     * @param  string   $mode    optional cleanup of the value, available modes are: int, float, nohtml, escape, string
     * @return string|array             the value (or values)
     */
    public function getQuery($key = null, $default = null, $mode = null)
    {
        return $this->getValue($this->getQueryParams(), $key, $default, $mode);
    }
    /**
     * Get a param from the request body (if it is in JSON format it will be parsed out as well)
     * @param  string   $key     the param name
     * @param  mixed    $default optional default value to return if the key is not present (default to `null`)
     * @param  string   $mode    optional cleanup of the value, available modes are: int, float, nohtml, escape, string
     * @return string|array             the value (or values if no key was specified)
     */
    public function getPost($key = null, $default = null, $mode = null)
    {
        $body = $this->getParsedBody();
        if (!is_array($body)) {
            $body = [];
        }
        return $this->getValue($body, $key, $default, $mode);
    }
    /**
     * Get any authorization details supplied with the request.
     * @return array|null           array of extracted values or null (possible keys are username, password and token)
     */
    public function getAuthorization()
    {
        if (!$this->hasHeader('Authorization')) {
            return null;
        }
        $temp = explode(' ', trim($this->getHeaderLine('Authorization')), 2);
        switch (strtolower($temp[0])) {
            case 'basic':
                $temp[1] = base64_decode($temp[1]);
                $temp[1] = explode(':', $temp[1], 2);
                return ['username' => $temp[1][0], 'password' => $temp[1][1] ?? null];
            case 'token':
            case 'oauth':
            case 'bearer':
                return ['token' => $temp[1] ?? null];
            default:
                return null;
        }
    }
    public function getUrl()
    {
        return $this->getUri();
    }
    /**
     * Determine if this is an AJAX request
     * @return boolean is the request AJAX
     */
    public function isAjax()
    {
        return ($this->getHeaderLine('X-Requested-With') === 'XMLHttpRequest');
    }
    /**
     * Determine if this is an CORS request
     * @return boolean is the request CORS
     */
    public function isCors()
    {
        if (!$this->hasHeader('Origin')) {
            return false;
        }
        $origin = parse_url($this->getHeaderLine('Origin'));
        $host   = $this->getUri()->getHost();
        $scheme = $this->getUri()->getScheme();
        return (
            !$host ||
            strtolower($origin['scheme']?? '') !== strtolower($scheme) ||
            strpos(strtolower($origin['host'] ?? ''), strtolower($host)) === false
        );
    }
    /**
     * Get the prefered response languages (parses the Accept-Language header if present).
     * @param  bool    $shortNames should values like "en-US", be truncated to "en", defaults to true
     * @return array   array of ordered lowercase language codes
     */
    public function getPreferredResponseLanguages(bool $shortNames = true) : array
    {
        $acpt = $this->getHeaderLine('Accept-Language') ?: '*';
        $acpt = explode(',', $acpt);
        foreach ($acpt as $k => $v) {
            $v = array_pad(explode(';', $v, 2), 2, 'q=1');
            $v[1] = (float) array_pad(explode('q=', $v[1], 2), 2, '1')[1];
            $v[0] = $shortNames ? explode('-', $v[0], 2)[0] : $v[0];
            $v[2] = $k;
            $acpt[$k] = $v;
        }
        usort($acpt, function ($a, $b) {
            if ($a[1] > $b[1]) {
                return -1;
            }
            if ($a[1] < $b[1]) {
                return 1;
            }
            return $a[2] < $b[2] ? -1 : 1;
        });
        $acpt = array_map(function ($v) {
            return strtolower($v[0]);
        }, $acpt);
        $acpt = array_filter($acpt, function ($v) {
            return $v !== '*';
        });
        return array_unique($acpt);
    }
    /**
     * Get the preffered response language (parses the Accept-Language header if present).
     * @param  string       $default the default code to return if the header is not found
     * @param  array|null   $allowed an optional list of lowercase language codes to intersect with, defaults to null
     * @return string       the prefered language code
     */
    public function getPreferredResponseLanguage(string $default = 'en', array $allowed = null) : string
    {
        $acpt = $this->getPreferredResponseLanguages(true);
        foreach ($acpt as $lang) {
            if ($allowed === null) {
                return $lang;
            }
            if (in_array($lang, $allowed)) {
                return $lang;
            }
        }
        return $default;
    }
    /**
     * Get the prefered response formats.
     * @param  string                    $default the default value to return if the Accept header is not present.
     * @return string[]                  the desired response formats
     */
    public function getPreferredResponseFormats($default = 'text/html')
    {
        // parse accept header (uses default instead of 406 header)
        $acpt = $this->getHeaderLine('Accept') ?: $default;
        $acpt = explode(',', $acpt);
        foreach ($acpt as $k => $v) {
            $v = array_pad(explode(';', $v, 2), 2, 'q=1');
            $v[1] = (float) array_pad(explode('q=', $v[1], 2), 2, '1')[1];
            $v[0] = $v[0];
            $v[2] = $k;
            $acpt[$k] = $v;
        }
        usort($acpt, function ($a, $b) {
            if ($a[1] > $b[1]) {
                return -1;
            }
            if ($a[1] < $b[1]) {
                return 1;
            }
            return $a[2] < $b[2] ? -1 : 1;
        });
        $acpt = array_map(function ($v) {
            return strtolower($v[0]);
        }, $acpt);
        $acpt = array_filter($acpt, function ($v) {
            return $v !== '*/*';
        });
        return array_unique($acpt);
    }
    /**
     * Get the preffered response language (parses the Accept-Language header if present).
     * @param  string       $default the default code to return if the header is not found
     * @param  array|null   $allowed an optional list of lowercase language codes to intersect with, defaults to null
     * @return string       the prefered language code
     */
    public function getPreferredResponseFormat(string $default = 'text/html', array $allowed = null) : string
    {
        // parse accept header (uses default instead of 406 header)
        $acpt = $this->getPreferredResponseFormats();
        foreach ($acpt as $format) {
            if ($allowed === null) {
                return $format;
            }
            if (in_array($format, $allowed)) {
                return $format;
            }
        }
        return $default;
    }
}


1		<?php
2
3		namespace vakata\http;
4
5		use Zend\Diactoros\Uri as ZendUri;
6		use Zend\Diactoros\Stream;
7		use Zend\Diactoros\UploadedFile;
8		use Zend\Diactoros\ServerRequest;
9		use Zend\Diactoros\ServerRequestFactory;
10
11		class Request extends ServerRequest
12		{
13		/**
14		* Create an instance from globals
15		*
16		* @param array $server
17		* @param array $query
18		* @param array $body
19		* @param array $cookies
20		* @param array $files
21		* @return Request
22		*/
23		public static function fromGlobals(
24		array $server = null,
25		array $query = null,
26		array $body = null,
27		array $cookies = null,
28		array $files = null
29		) {
30		$server = ServerRequestFactory::normalizeServer($server ?: $_SERVER);
31		$files = ServerRequestFactory::normalizeFiles($files ?: $_FILES);
32		$headers = ServerRequestFactory::marshalHeaders($server);
33
34		if (null === $cookies && array_key_exists('cookie', $headers)) {
35		$cookies = self::parseCookieHeader($headers['cookie']);
36		}
37		$uri = ServerRequestFactory::marshalUriFromServer($server, $headers);
38
39		if ($body === null) {
40		$body = [];
41		if (isset($headers['content-type']) && strpos($headers['content-type'], 'json') !== false) {
42		$body = json_decode($body, true);
43		if ($body === null) {
44		$body = [];
45		}
46		} else {
47		$body = static::fixedQueryParams(file_get_contents('php://input'));
48		}
49		}
50
51		return new static(
52		$server,
53		$files,
54		$uri,
55		ServerRequestFactory::get('REQUEST_METHOD', $server, 'GET'),
56		'php://input',
57		$headers,
58		$cookies ?: $_COOKIE,
59		$query ?: static::fixedQueryParams($uri->getQuery()),
60		$body ?: (count($_POST) ? $_POST : json_decode(file_get_contents('php://input'), true)),
61		self::marshalProtocolVersion($server)
62		);
63		}
64	1	public static function fromString(string $str) : Request
65		{
66	1	$method = 'GET';
67	1	$version = '1.1';
68	1	$uri = '/';
69	1	$headers = [];
70	1	$files = [];
71	1	$body = '';
72
73	1	$break = strpos($str, "\r\n\r\n") === false ? "\n" : "\r\n"; // just in case someone breaks RFC 2616
74
75	1	list($headers, $message) = array_pad(explode($break . $break, $str, 2), 2, '');
76	1	$headers = explode($break, preg_replace("(" . $break . "\s+)", " ", $headers));
77	1	if (isset($headers[0]) && strlen($headers[0])) {
78	1	$temp = explode(' ', $headers[0]);
79	1	if (in_array($temp[0], ['GET', 'POST', 'HEAD', 'PATCH', 'PUT', 'OPTIONS', 'TRACE', 'DELETE'])) {
80	1	$method = $temp[0];
81	1	$uri = $temp[1];
82	1	if (isset($temp[2])) {
83	1	$version = substr($temp[2], 5);
84		}
85	1	unset($headers[0]);
86	1	$headers = array_values($headers);
87		}
88		}
89	1	$temp = array_filter($headers);
90	1	$headers = [];
91	1	foreach ($temp as $v) {
92	1	$v = explode(':', $v, 2);
93	1	$name = trim($v[0]);
94	1	$name = str_replace('_', ' ', strtolower($name));
95	1	$name = str_replace('-', ' ', strtolower($name));
96	1	$name = str_replace(' ', '-', ucwords($name));
97	1	$headers[$name] = trim($v[1]);
98		}
99	1	if (isset($headers['Host'])) {
100		$uri = $headers['Host'] . $uri;
101		} else {
102	1	$uri = 'localhost' . $uri;
103		}
104	1	if (isset($headers['Content-Type']) && strpos($headers['Content-Type'], 'multipart') !== false) {
105		$bndr = trim(explode(' boundary=', $headers['Content-Type'])[1], '"');
106		$parts = explode($break . '--' . $bndr, $break . $message);
107		if (count($parts) == 1) {
108		$body = $message;
109		} else {
110		array_pop($parts);
111		array_shift($parts);
112		$post = [];
113		$fres = [];
114		foreach ($parts as $k => $item) {
115		list($head, $pbody) = explode($break . $break, $item, 2);
116		$head = explode($break, preg_replace("(" . $break . "\s+)", " ", $head));
117		foreach ($head as $h) {
118		if (strpos(strtolower($h), 'content-disposition') === 0) {
119		$cd = explode(';', $h);
120		$name = '';
121		$file = '';
122		foreach ($cd as $p) {
123		if (strpos(trim($p), 'name=') === 0) {
124		$name = trim(explode('name=', $p)[1], ' "');
125		}
126		if (strpos(trim($p), 'filename=') === 0) {
127		$file = trim(explode('filename=', $p)[1], ' "');
128		}
129		}
130		if ($file) {
131		// create resource manually
132		$fres[$k] = fopen('php://temp', 'wb+');
133		fwrite($fres[$k], $pbody);
134		rewind($fres[$k]);
135		$files[$name] = new UploadedFile(
136		$fres[$k],
137		strlen($pbody),
138		UPLOAD_ERR_OK,
139		$file
140		);
141		} else {
142		$post[$name] = $pbody;
143		}
144		}
145		}
146		}
147		$body = http_build_query($post);
148		}
149	1	} elseif (strlen($message)) {
150		$body = $message;
151		}
152	1	if (strpos($uri, '://') === false) {
153	1	$uri = 'http://' . $uri;
154		}
155
156	1	$params = [];
		0 ignored issues – show Unused Code introduced 2018-01-10 13:20 UTC by Report Bug Copy Issue Report `$params` is not used, you could remove the assignment. This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently. $myVar = 'Value'; $higher = false; if (rand(1, 6) > 3) { $higher = true; } else { $higher = false; } Both the `$myVar` assignment in line 1 and the `$higher` assignment in line 2 are dead. The first because `$myVar` is never used and the second because `$higher` is always overwritten for every possible time line. Loading history...
157	1	if (isset($headers['Content-Type']) && strpos($headers['Content-Type'], 'json') !== false) {
158		$params = json_decode($body, true);
159		} else {
160	1	$params = static::fixedQueryParams($body);
161		}
162	1	$temp = (new Stream('php://temp', 'wb+'));
163	1	$temp->write($body);
164	1	$uri = new ZendUri($uri);
165	1	return new static(
166	1	[],
167	1	ServerRequestFactory::normalizeFiles($files),
168	1	$uri,
169	1	$method,
170	1	$temp,
171	1	$headers,
172	1	isset($headers['Cookie']) ? self::parseCookieHeader($headers['Cookie']) : [],
173	1	static::fixedQueryParams($uri->getQuery()),
174	1	$params ?? [],
175	1	$version
176		);
177		}
178	2	public static function fixedQueryParams($query)
179		{
180	2	$data = [];
181	2	$temp = strlen($query) ? explode('&', $query) : [];
182	2	foreach ($temp as $var) {
183	2	$var = explode('=', $var, 2);
184	2	$name = urldecode($var[0]);
185	2	$value = isset($var[1]) ? urldecode($var[1]) : '';
186	2	$name = explode(']', str_replace(['][', '['], ']', $name));
187	2	$name = count($name) > 1 ? array_slice($name, 0, -1) : $name;
188
189	2	$tmp = &$data;
190	2	foreach ($name as $k) {
191	2	if ($k === "") {
192		continue;
193		}
194	2	if (!isset($tmp[$k])) {
195	2	$tmp[$k] = [];
196		}
197	2	$tmp = &$tmp[$k];
198		}
199	2	if ($name[count($name) - 1] == '') {
200		$tmp[] = $value;
201		} else {
202	2	$tmp = $value;
203		}
204		}
205	2	return $data;
206		}
207	1	private static function parseCookieHeader($cookieHeader)
208		{
209	1	preg_match_all('(
210		(?:^\\n?[ \t]*\|;[ ])
211		(?P<name>[!#$%&\'*+-.0-9A-Z^_`a-z\|~]+)
212		=
213		(?P<DQUOTE>"?)
214		(?P<value>[\x21\x23-\x2b\x2d-\x3a\x3c-\x5b\x5d-\x7e]*)
215		(?P=DQUOTE)
216		(?=\\n?[ \t]*$\|;[ ])
217	1	)x', $cookieHeader, $matches, PREG_SET_ORDER);
218
219	1	$cookies = [];
220
221	1	if (is_array($matches)) {
222	1	foreach ($matches as $match) {
223	1	$cookies[$match['name']] = urldecode($match['value']);
224		}
225		}
226
227	1	return $cookies;
228		}
229		private static function marshalProtocolVersion(array $server)
230		{
231		if (! isset($server['SERVER_PROTOCOL'])) {
232		return '1.1';
233		}
234
235		if (! preg_match('#^(HTTP/)?(?P<version>[1-9]\d*(?:\.\d)?)$#', $server['SERVER_PROTOCOL'], $matches)) {
236		throw new \Exception(sprintf(
237		'Unrecognized protocol version (%s)',
238		$server['SERVER_PROTOCOL']
239		));
240		}
241
242		return $matches['version'];
243		}
244	1	public function __construct(
245		array $serverParams = [],
246		array $uploadedFiles = [],
247		$uri = null,
248		$method = null,
249		$body = 'php://input',
250		array $headers = [],
251		array $cookies = [],
252		array $queryParams = [],
253		$parsedBody = null,
254		$protocol = '1.1'
255		) {
256	1	$uri = new Uri((string)$uri);
257	1	parent::__construct(
258	1	$serverParams,
259	1	$uploadedFiles,
260	1	$uri,
261	1	$method,
262	1	$body,
263	1	$headers,
264	1	$cookies,
265	1	$queryParams,
266	1	$parsedBody,
267	1	$protocol
268		);
269	1	}
270	1	protected function cleanValue($value, $mode = null)
271		{
272	1	if (is_array($value)) {
273		$temp = [];
274		foreach ($value as $k => $v) {
275		$temp[$k] = $this->cleanValue($v, $mode);
276		}
277		return $temp;
278		}
279		// normalize newlines
280	1	if (strpos((string)$value, "\r") !== false) {
281		$value = str_replace(array("\r\n", "\r", "\r\n\n"), PHP_EOL, $value);
282		}
283		// remove invalid utf8 chars
284	1	if (preg_match('/[^\x00-\x7F]/S', $value) != 0) {
285		$temp = @iconv('UTF-8', 'UTF-8//IGNORE', $value);
286		if ($temp !== false) {
287		$value = $temp;
288		}
289		}
290		// remove non-printable chars
291		do {
292	1	$count = 0;
293	1	$value = preg_replace(['/[\x00-\x08\x0B\x0C\x0E-\x1F\x7F]+/S'], '', $value, -1, $count);
294	1	} while ((int)$count > 0);
295
296		switch ($mode) {
297	1	case 'int':
298	1	$value = (int) $value;
299	1	break;
300	1	case 'float':
301		$value = (float) $value;
302		break;
303	1	case 'nohtml':
304		$value = strip_tags((string) $value);
305		break;
306	1	case 'escape':
307		$value = htmlspecialchars((string) $value, ENT_QUOTES \| ENT_SUBSTITUTE);
308		break;
309	1	case 'string':
310		$value = (string) $value;
311		break;
312	1	case 'raw':
313		default:
314	1	break;
315		}
316
317	1	return $value;
318		}
319	1	protected function getValue(array $collection, $key, $default, $mode)
320		{
321	1	if ($key === null) {
322		return $this->cleanValue($collection, $mode);
323		}
324	1	return isset($collection[$key]) ? $this->cleanValue($collection[$key], $mode) : $default;
325		}
326		/**
327		* Gets a value from a cookie that came with the request
328		* @param string $key the cookie name
329		* @param mixed $default optional default value to return if the key is not present (default to `null`)
330		* @param string $mode optional cleanup of the value, available modes are: int, float, nohtml, escape, string
331		* @return string\|array the value (or values)
332		*/
333	1	public function getCookie($key = null, $default = null, $mode = null)
334		{
335	1	return $this->getValue($this->getCookieParams(), $key, $default, $mode);
336		}
337		/**
338		* Get a GET param from the request URL
339		* @param string $key the GET param name
340		* @param mixed $default optional default value to return if the key is not present (default to `null`)
341		* @param string $mode optional cleanup of the value, available modes are: int, float, nohtml, escape, string
342		* @return string\|array the value (or values)
343		*/
344	1	public function getQuery($key = null, $default = null, $mode = null)
345		{
346	1	return $this->getValue($this->getQueryParams(), $key, $default, $mode);
347		}
348		/**
349		* Get a param from the request body (if it is in JSON format it will be parsed out as well)
350		* @param string $key the param name
351		* @param mixed $default optional default value to return if the key is not present (default to `null`)
352		* @param string $mode optional cleanup of the value, available modes are: int, float, nohtml, escape, string
353		* @return string\|array the value (or values if no key was specified)
354		*/
355		public function getPost($key = null, $default = null, $mode = null)
356		{
357		$body = $this->getParsedBody();
358		if (!is_array($body)) {
359		$body = [];
360		}
361		return $this->getValue($body, $key, $default, $mode);
362		}
363		/**
364		* Get any authorization details supplied with the request.
365		* @return array\|null array of extracted values or null (possible keys are username, password and token)
366		*/
367		public function getAuthorization()
368		{
369		if (!$this->hasHeader('Authorization')) {
370		return null;
371		}
372		$temp = explode(' ', trim($this->getHeaderLine('Authorization')), 2);
373		switch (strtolower($temp[0])) {
374		case 'basic':
375		$temp[1] = base64_decode($temp[1]);
376		$temp[1] = explode(':', $temp[1], 2);
377		return ['username' => $temp[1][0], 'password' => $temp[1][1] ?? null];
378		case 'token':
379		case 'oauth':
380		case 'bearer':
381		return ['token' => $temp[1] ?? null];
382		default:
383		return null;
384		}
385		}
386		public function getUrl()
387		{
388		return $this->getUri();
389		}
390		/**
391		* Determine if this is an AJAX request
392		* @return boolean is the request AJAX
393		*/
394	1	public function isAjax()
395		{
396	1	return ($this->getHeaderLine('X-Requested-With') === 'XMLHttpRequest');
397		}
398		/**
399		* Determine if this is an CORS request
400		* @return boolean is the request CORS
401		*/
402	1	public function isCors()
403		{
404	1	if (!$this->hasHeader('Origin')) {
405	1	return false;
406		}
407		$origin = parse_url($this->getHeaderLine('Origin'));
408		$host = $this->getUri()->getHost();
409		$scheme = $this->getUri()->getScheme();
410		return (
411		!$host \|\|
412		strtolower($origin['scheme']?? '') !== strtolower($scheme) \|\|
413		strpos(strtolower($origin['host'] ?? ''), strtolower($host)) === false
414		);
415		}
416		/**
417		* Get the prefered response languages (parses the Accept-Language header if present).
418		* @param bool $shortNames should values like "en-US", be truncated to "en", defaults to true
419		* @return array array of ordered lowercase language codes
420		*/
421	1	public function getPreferredResponseLanguages(bool $shortNames = true) : array
422		{
423	1	$acpt = $this->getHeaderLine('Accept-Language') ?: '*';
424	1	$acpt = explode(',', $acpt);
425	1	foreach ($acpt as $k => $v) {
426	1	$v = array_pad(explode(';', $v, 2), 2, 'q=1');
427	1	$v[1] = (float) array_pad(explode('q=', $v[1], 2), 2, '1')[1];
428	1	$v[0] = $shortNames ? explode('-', $v[0], 2)[0] : $v[0];
429	1	$v[2] = $k;
430	1	$acpt[$k] = $v;
431		}
432		usort($acpt, function ($a, $b) {
433	1	if ($a[1] > $b[1]) {
434	1	return -1;
435		}
436		if ($a[1] < $b[1]) {
437		return 1;
438		}
439		return $a[2] < $b[2] ? -1 : 1;
440	1	});
441		$acpt = array_map(function ($v) {
442	1	return strtolower($v[0]);
443	1	}, $acpt);
444		$acpt = array_filter($acpt, function ($v) {
445	1	return $v !== '*';
446	1	});
447	1	return array_unique($acpt);
448		}
449		/**
450		* Get the preffered response language (parses the Accept-Language header if present).
451		* @param string $default the default code to return if the header is not found
452		* @param array\|null $allowed an optional list of lowercase language codes to intersect with, defaults to null
453		* @return string the prefered language code
454		*/
455	1	public function getPreferredResponseLanguage(string $default = 'en', array $allowed = null) : string
456		{
457	1	$acpt = $this->getPreferredResponseLanguages(true);
458	1	foreach ($acpt as $lang) {
459	1	if ($allowed === null) {
460	1	return $lang;
461		}
462		if (in_array($lang, $allowed)) {
463		return $lang;
464		}
465		}
466	1	return $default;
467		}
468		/**
469		* Get the prefered response formats.
470		* @param string $default the default value to return if the Accept header is not present.
471		* @return string[] the desired response formats
472		*/
473	1	public function getPreferredResponseFormats($default = 'text/html')
474		{
475		// parse accept header (uses default instead of 406 header)
476	1	$acpt = $this->getHeaderLine('Accept') ?: $default;
477	1	$acpt = explode(',', $acpt);
478	1	foreach ($acpt as $k => $v) {
479	1	$v = array_pad(explode(';', $v, 2), 2, 'q=1');
480	1	$v[1] = (float) array_pad(explode('q=', $v[1], 2), 2, '1')[1];
481	1	$v[0] = $v[0];
482	1	$v[2] = $k;
483	1	$acpt[$k] = $v;
484		}
485		usort($acpt, function ($a, $b) {
486	1	if ($a[1] > $b[1]) {
487	1	return -1;
488		}
489	1	if ($a[1] < $b[1]) {
490		return 1;
491		}
492	1	return $a[2] < $b[2] ? -1 : 1;
493	1	});
494		$acpt = array_map(function ($v) {
495	1	return strtolower($v[0]);
496	1	}, $acpt);
497	1	$acpt = array_filter($acpt, function ($v) {
498	1	return $v !== '/';
499	1	});
500	1	return array_unique($acpt);
501		}
502		/**
503		* Get the preffered response language (parses the Accept-Language header if present).
504		* @param string $default the default code to return if the header is not found
505		* @param array\|null $allowed an optional list of lowercase language codes to intersect with, defaults to null
506		* @return string the prefered language code
507		*/
508	1	public function getPreferredResponseFormat(string $default = 'text/html', array $allowed = null) : string
509		{
510		// parse accept header (uses default instead of 406 header)
511	1	$acpt = $this->getPreferredResponseFormats();
512	1	foreach ($acpt as $format) {
513	1	if ($allowed === null) {
514	1	return $format;
515		}
516		if (in_array($format, $allowed)) {
517		return $format;
518		}
519		}
520		return $default;
521		}
522		}
523

vakata / http

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