827 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			827 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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						|
namespace GuzzleHttp\Psr7;
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						|
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use Psr\Http\Message\MessageInterface;
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use Psr\Http\Message\RequestInterface;
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use Psr\Http\Message\ResponseInterface;
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use Psr\Http\Message\ServerRequestInterface;
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use Psr\Http\Message\StreamInterface;
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use Psr\Http\Message\UriInterface;
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/**
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 * Returns the string representation of an HTTP message.
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 *
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 * @param MessageInterface $message Message to convert to a string.
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 *
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 * @return string
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 */
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function str(MessageInterface $message)
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{
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    if ($message instanceof RequestInterface) {
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        $msg = trim($message->getMethod() . ' '
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                . $message->getRequestTarget())
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            . ' HTTP/' . $message->getProtocolVersion();
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        if (!$message->hasHeader('host')) {
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            $msg .= "\r\nHost: " . $message->getUri()->getHost();
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        }
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    } elseif ($message instanceof ResponseInterface) {
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        $msg = 'HTTP/' . $message->getProtocolVersion() . ' '
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            . $message->getStatusCode() . ' '
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            . $message->getReasonPhrase();
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    } else {
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        throw new \InvalidArgumentException('Unknown message type');
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    }
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    foreach ($message->getHeaders() as $name => $values) {
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        $msg .= "\r\n{$name}: " . implode(', ', $values);
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    }
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    return "{$msg}\r\n\r\n" . $message->getBody();
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}
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/**
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 * Returns a UriInterface for the given value.
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 *
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 * This function accepts a string or {@see Psr\Http\Message\UriInterface} and
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 * returns a UriInterface for the given value. If the value is already a
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						|
 * `UriInterface`, it is returned as-is.
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 *
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 * @param string|UriInterface $uri
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 *
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 * @return UriInterface
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 * @throws \InvalidArgumentException
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 */
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function uri_for($uri)
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{
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    if ($uri instanceof UriInterface) {
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        return $uri;
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    } elseif (is_string($uri)) {
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        return new Uri($uri);
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    }
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    throw new \InvalidArgumentException('URI must be a string or UriInterface');
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}
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/**
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 * Create a new stream based on the input type.
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 *
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 * Options is an associative array that can contain the following keys:
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 * - metadata: Array of custom metadata.
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 * - size: Size of the stream.
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 *
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 * @param resource|string|null|int|float|bool|StreamInterface|callable $resource Entity body data
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 * @param array                                                        $options  Additional options
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 *
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 * @return Stream
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 * @throws \InvalidArgumentException if the $resource arg is not valid.
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 */
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function stream_for($resource = '', array $options = [])
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{
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    if (is_scalar($resource)) {
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        $stream = fopen('php://temp', 'r+');
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        if ($resource !== '') {
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            fwrite($stream, $resource);
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            fseek($stream, 0);
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        }
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        return new Stream($stream, $options);
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    }
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    switch (gettype($resource)) {
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        case 'resource':
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            return new Stream($resource, $options);
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        case 'object':
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            if ($resource instanceof StreamInterface) {
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                return $resource;
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            } elseif ($resource instanceof \Iterator) {
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                return new PumpStream(function () use ($resource) {
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                    if (!$resource->valid()) {
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                        return false;
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                    }
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                    $result = $resource->current();
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                    $resource->next();
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                    return $result;
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                }, $options);
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            } elseif (method_exists($resource, '__toString')) {
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                return stream_for((string) $resource, $options);
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            }
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            break;
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        case 'NULL':
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            return new Stream(fopen('php://temp', 'r+'), $options);
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    }
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    if (is_callable($resource)) {
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        return new PumpStream($resource, $options);
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    }
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    throw new \InvalidArgumentException('Invalid resource type: ' . gettype($resource));
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}
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/**
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 * Parse an array of header values containing ";" separated data into an
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 * array of associative arrays representing the header key value pair
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 * data of the header. When a parameter does not contain a value, but just
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 * contains a key, this function will inject a key with a '' string value.
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 *
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 * @param string|array $header Header to parse into components.
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 *
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 * @return array Returns the parsed header values.
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 */
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function parse_header($header)
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{
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    static $trimmed = "\"'  \n\t\r";
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    $params = $matches = [];
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    foreach (normalize_header($header) as $val) {
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        $part = [];
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        foreach (preg_split('/;(?=([^"]*"[^"]*")*[^"]*$)/', $val) as $kvp) {
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            if (preg_match_all('/<[^>]+>|[^=]+/', $kvp, $matches)) {
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                $m = $matches[0];
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                if (isset($m[1])) {
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                    $part[trim($m[0], $trimmed)] = trim($m[1], $trimmed);
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                } else {
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                    $part[] = trim($m[0], $trimmed);
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                }
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            }
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        }
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        if ($part) {
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            $params[] = $part;
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        }
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    }
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    return $params;
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}
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/**
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 * Converts an array of header values that may contain comma separated
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 * headers into an array of headers with no comma separated values.
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 *
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 * @param string|array $header Header to normalize.
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 *
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 * @return array Returns the normalized header field values.
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 */
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function normalize_header($header)
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{
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    if (!is_array($header)) {
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        return array_map('trim', explode(',', $header));
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    }
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    $result = [];
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    foreach ($header as $value) {
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        foreach ((array) $value as $v) {
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            if (strpos($v, ',') === false) {
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                $result[] = $v;
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                continue;
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            }
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            foreach (preg_split('/,(?=([^"]*"[^"]*")*[^"]*$)/', $v) as $vv) {
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                $result[] = trim($vv);
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            }
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        }
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    }
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    return $result;
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}
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/**
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 * Clone and modify a request with the given changes.
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 *
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 * The changes can be one of:
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 * - method: (string) Changes the HTTP method.
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 * - set_headers: (array) Sets the given headers.
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 * - remove_headers: (array) Remove the given headers.
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 * - body: (mixed) Sets the given body.
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 * - uri: (UriInterface) Set the URI.
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 * - query: (string) Set the query string value of the URI.
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 * - version: (string) Set the protocol version.
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 *
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 * @param RequestInterface $request Request to clone and modify.
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 * @param array            $changes Changes to apply.
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 *
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 * @return RequestInterface
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 */
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function modify_request(RequestInterface $request, array $changes)
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{
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    if (!$changes) {
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        return $request;
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    }
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    $headers = $request->getHeaders();
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    if (!isset($changes['uri'])) {
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        $uri = $request->getUri();
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    } else {
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        // Remove the host header if one is on the URI
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        if ($host = $changes['uri']->getHost()) {
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            $changes['set_headers']['Host'] = $host;
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            if ($port = $changes['uri']->getPort()) {
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                $standardPorts = ['http' => 80, 'https' => 443];
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                $scheme = $changes['uri']->getScheme();
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						|
                if (isset($standardPorts[$scheme]) && $port != $standardPorts[$scheme]) {
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                    $changes['set_headers']['Host'] .= ':'.$port;
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                }
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            }
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        }
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        $uri = $changes['uri'];
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    }
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    if (!empty($changes['remove_headers'])) {
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        $headers = _caseless_remove($changes['remove_headers'], $headers);
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    }
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						|
    if (!empty($changes['set_headers'])) {
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        $headers = _caseless_remove(array_keys($changes['set_headers']), $headers);
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        $headers = $changes['set_headers'] + $headers;
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    }
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    if (isset($changes['query'])) {
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        $uri = $uri->withQuery($changes['query']);
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    }
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    if ($request instanceof ServerRequestInterface) {
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        return new ServerRequest(
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            isset($changes['method']) ? $changes['method'] : $request->getMethod(),
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            $uri,
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            $headers,
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            isset($changes['body']) ? $changes['body'] : $request->getBody(),
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            isset($changes['version'])
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                ? $changes['version']
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						|
                : $request->getProtocolVersion(),
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            $request->getServerParams()
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        );
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    }
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    return new Request(
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        isset($changes['method']) ? $changes['method'] : $request->getMethod(),
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        $uri,
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        $headers,
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        isset($changes['body']) ? $changes['body'] : $request->getBody(),
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        isset($changes['version'])
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            ? $changes['version']
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            : $request->getProtocolVersion()
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    );
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}
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/**
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 * Attempts to rewind a message body and throws an exception on failure.
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						|
 *
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						|
 * The body of the message will only be rewound if a call to `tell()` returns a
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						|
 * value other than `0`.
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 *
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						|
 * @param MessageInterface $message Message to rewind
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 *
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 * @throws \RuntimeException
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						|
 */
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function rewind_body(MessageInterface $message)
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{
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    $body = $message->getBody();
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 | 
						|
    if ($body->tell()) {
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        $body->rewind();
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    }
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}
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 | 
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/**
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						|
 * Safely opens a PHP stream resource using a filename.
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						|
 *
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						|
 * When fopen fails, PHP normally raises a warning. This function adds an
 | 
						|
 * error handler that checks for errors and throws an exception instead.
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						|
 *
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						|
 * @param string $filename File to open
 | 
						|
 * @param string $mode     Mode used to open the file
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						|
 *
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						|
 * @return resource
 | 
						|
 * @throws \RuntimeException if the file cannot be opened
 | 
						|
 */
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function try_fopen($filename, $mode)
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						|
{
 | 
						|
    $ex = null;
 | 
						|
    set_error_handler(function () use ($filename, $mode, &$ex) {
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						|
        $ex = new \RuntimeException(sprintf(
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						|
            'Unable to open %s using mode %s: %s',
 | 
						|
            $filename,
 | 
						|
            $mode,
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						|
            func_get_args()[1]
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						|
        ));
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						|
    });
 | 
						|
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						|
    $handle = fopen($filename, $mode);
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						|
    restore_error_handler();
 | 
						|
 | 
						|
    if ($ex) {
 | 
						|
        /** @var $ex \RuntimeException */
 | 
						|
        throw $ex;
 | 
						|
    }
 | 
						|
 | 
						|
    return $handle;
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * Copy the contents of a stream into a string until the given number of
 | 
						|
 * bytes have been read.
 | 
						|
 *
 | 
						|
 * @param StreamInterface $stream Stream to read
 | 
						|
 * @param int             $maxLen Maximum number of bytes to read. Pass -1
 | 
						|
 *                                to read the entire stream.
 | 
						|
 * @return string
 | 
						|
 * @throws \RuntimeException on error.
 | 
						|
 */
 | 
						|
function copy_to_string(StreamInterface $stream, $maxLen = -1)
 | 
						|
{
 | 
						|
    $buffer = '';
 | 
						|
 | 
						|
    if ($maxLen === -1) {
 | 
						|
        while (!$stream->eof()) {
 | 
						|
            $buf = $stream->read(1048576);
 | 
						|
            // Using a loose equality here to match on '' and false.
 | 
						|
            if ($buf == null) {
 | 
						|
                break;
 | 
						|
            }
 | 
						|
            $buffer .= $buf;
 | 
						|
        }
 | 
						|
        return $buffer;
 | 
						|
    }
 | 
						|
 | 
						|
    $len = 0;
 | 
						|
    while (!$stream->eof() && $len < $maxLen) {
 | 
						|
        $buf = $stream->read($maxLen - $len);
 | 
						|
        // Using a loose equality here to match on '' and false.
 | 
						|
        if ($buf == null) {
 | 
						|
            break;
 | 
						|
        }
 | 
						|
        $buffer .= $buf;
 | 
						|
        $len = strlen($buffer);
 | 
						|
    }
 | 
						|
 | 
						|
    return $buffer;
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * Copy the contents of a stream into another stream until the given number
 | 
						|
 * of bytes have been read.
 | 
						|
 *
 | 
						|
 * @param StreamInterface $source Stream to read from
 | 
						|
 * @param StreamInterface $dest   Stream to write to
 | 
						|
 * @param int             $maxLen Maximum number of bytes to read. Pass -1
 | 
						|
 *                                to read the entire stream.
 | 
						|
 *
 | 
						|
 * @throws \RuntimeException on error.
 | 
						|
 */
 | 
						|
function copy_to_stream(
 | 
						|
    StreamInterface $source,
 | 
						|
    StreamInterface $dest,
 | 
						|
    $maxLen = -1
 | 
						|
) {
 | 
						|
    if ($maxLen === -1) {
 | 
						|
        while (!$source->eof()) {
 | 
						|
            if (!$dest->write($source->read(1048576))) {
 | 
						|
                break;
 | 
						|
            }
 | 
						|
        }
 | 
						|
        return;
 | 
						|
    }
 | 
						|
 | 
						|
    $bytes = 0;
 | 
						|
    while (!$source->eof()) {
 | 
						|
        $buf = $source->read($maxLen - $bytes);
 | 
						|
        if (!($len = strlen($buf))) {
 | 
						|
            break;
 | 
						|
        }
 | 
						|
        $bytes += $len;
 | 
						|
        $dest->write($buf);
 | 
						|
        if ($bytes == $maxLen) {
 | 
						|
            break;
 | 
						|
        }
 | 
						|
    }
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * Calculate a hash of a Stream
 | 
						|
 *
 | 
						|
 * @param StreamInterface $stream    Stream to calculate the hash for
 | 
						|
 * @param string          $algo      Hash algorithm (e.g. md5, crc32, etc)
 | 
						|
 * @param bool            $rawOutput Whether or not to use raw output
 | 
						|
 *
 | 
						|
 * @return string Returns the hash of the stream
 | 
						|
 * @throws \RuntimeException on error.
 | 
						|
 */
 | 
						|
function hash(
 | 
						|
    StreamInterface $stream,
 | 
						|
    $algo,
 | 
						|
    $rawOutput = false
 | 
						|
) {
 | 
						|
    $pos = $stream->tell();
 | 
						|
 | 
						|
    if ($pos > 0) {
 | 
						|
        $stream->rewind();
 | 
						|
    }
 | 
						|
 | 
						|
    $ctx = hash_init($algo);
 | 
						|
    while (!$stream->eof()) {
 | 
						|
        hash_update($ctx, $stream->read(1048576));
 | 
						|
    }
 | 
						|
 | 
						|
    $out = hash_final($ctx, (bool) $rawOutput);
 | 
						|
    $stream->seek($pos);
 | 
						|
 | 
						|
    return $out;
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * Read a line from the stream up to the maximum allowed buffer length
 | 
						|
 *
 | 
						|
 * @param StreamInterface $stream    Stream to read from
 | 
						|
 * @param int             $maxLength Maximum buffer length
 | 
						|
 *
 | 
						|
 * @return string|bool
 | 
						|
 */
 | 
						|
function readline(StreamInterface $stream, $maxLength = null)
 | 
						|
{
 | 
						|
    $buffer = '';
 | 
						|
    $size = 0;
 | 
						|
 | 
						|
    while (!$stream->eof()) {
 | 
						|
        // Using a loose equality here to match on '' and false.
 | 
						|
        if (null == ($byte = $stream->read(1))) {
 | 
						|
            return $buffer;
 | 
						|
        }
 | 
						|
        $buffer .= $byte;
 | 
						|
        // Break when a new line is found or the max length - 1 is reached
 | 
						|
        if ($byte === "\n" || ++$size === $maxLength - 1) {
 | 
						|
            break;
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    return $buffer;
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * Parses a request message string into a request object.
 | 
						|
 *
 | 
						|
 * @param string $message Request message string.
 | 
						|
 *
 | 
						|
 * @return Request
 | 
						|
 */
 | 
						|
function parse_request($message)
 | 
						|
{
 | 
						|
    $data = _parse_message($message);
 | 
						|
    $matches = [];
 | 
						|
    if (!preg_match('/^[\S]+\s+([a-zA-Z]+:\/\/|\/).*/', $data['start-line'], $matches)) {
 | 
						|
        throw new \InvalidArgumentException('Invalid request string');
 | 
						|
    }
 | 
						|
    $parts = explode(' ', $data['start-line'], 3);
 | 
						|
    $version = isset($parts[2]) ? explode('/', $parts[2])[1] : '1.1';
 | 
						|
 | 
						|
    $request = new Request(
 | 
						|
        $parts[0],
 | 
						|
        $matches[1] === '/' ? _parse_request_uri($parts[1], $data['headers']) : $parts[1],
 | 
						|
        $data['headers'],
 | 
						|
        $data['body'],
 | 
						|
        $version
 | 
						|
    );
 | 
						|
 | 
						|
    return $matches[1] === '/' ? $request : $request->withRequestTarget($parts[1]);
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * Parses a response message string into a response object.
 | 
						|
 *
 | 
						|
 * @param string $message Response message string.
 | 
						|
 *
 | 
						|
 * @return Response
 | 
						|
 */
 | 
						|
function parse_response($message)
 | 
						|
{
 | 
						|
    $data = _parse_message($message);
 | 
						|
    if (!preg_match('/^HTTP\/.* [0-9]{3} .*/', $data['start-line'])) {
 | 
						|
        throw new \InvalidArgumentException('Invalid response string');
 | 
						|
    }
 | 
						|
    $parts = explode(' ', $data['start-line'], 3);
 | 
						|
 | 
						|
    return new Response(
 | 
						|
        $parts[1],
 | 
						|
        $data['headers'],
 | 
						|
        $data['body'],
 | 
						|
        explode('/', $parts[0])[1],
 | 
						|
        isset($parts[2]) ? $parts[2] : null
 | 
						|
    );
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * Parse a query string into an associative array.
 | 
						|
 *
 | 
						|
 * If multiple values are found for the same key, the value of that key
 | 
						|
 * value pair will become an array. This function does not parse nested
 | 
						|
 * PHP style arrays into an associative array (e.g., foo[a]=1&foo[b]=2 will
 | 
						|
 * be parsed into ['foo[a]' => '1', 'foo[b]' => '2']).
 | 
						|
 *
 | 
						|
 * @param string      $str         Query string to parse
 | 
						|
 * @param bool|string $urlEncoding How the query string is encoded
 | 
						|
 *
 | 
						|
 * @return array
 | 
						|
 */
 | 
						|
function parse_query($str, $urlEncoding = true)
 | 
						|
{
 | 
						|
    $result = [];
 | 
						|
 | 
						|
    if ($str === '') {
 | 
						|
        return $result;
 | 
						|
    }
 | 
						|
 | 
						|
    if ($urlEncoding === true) {
 | 
						|
        $decoder = function ($value) {
 | 
						|
            return rawurldecode(str_replace('+', ' ', $value));
 | 
						|
        };
 | 
						|
    } elseif ($urlEncoding == PHP_QUERY_RFC3986) {
 | 
						|
        $decoder = 'rawurldecode';
 | 
						|
    } elseif ($urlEncoding == PHP_QUERY_RFC1738) {
 | 
						|
        $decoder = 'urldecode';
 | 
						|
    } else {
 | 
						|
        $decoder = function ($str) { return $str; };
 | 
						|
    }
 | 
						|
 | 
						|
    foreach (explode('&', $str) as $kvp) {
 | 
						|
        $parts = explode('=', $kvp, 2);
 | 
						|
        $key = $decoder($parts[0]);
 | 
						|
        $value = isset($parts[1]) ? $decoder($parts[1]) : null;
 | 
						|
        if (!isset($result[$key])) {
 | 
						|
            $result[$key] = $value;
 | 
						|
        } else {
 | 
						|
            if (!is_array($result[$key])) {
 | 
						|
                $result[$key] = [$result[$key]];
 | 
						|
            }
 | 
						|
            $result[$key][] = $value;
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    return $result;
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * Build a query string from an array of key value pairs.
 | 
						|
 *
 | 
						|
 * This function can use the return value of parse_query() to build a query
 | 
						|
 * string. This function does not modify the provided keys when an array is
 | 
						|
 * encountered (like http_build_query would).
 | 
						|
 *
 | 
						|
 * @param array     $params   Query string parameters.
 | 
						|
 * @param int|false $encoding Set to false to not encode, PHP_QUERY_RFC3986
 | 
						|
 *                            to encode using RFC3986, or PHP_QUERY_RFC1738
 | 
						|
 *                            to encode using RFC1738.
 | 
						|
 * @return string
 | 
						|
 */
 | 
						|
function build_query(array $params, $encoding = PHP_QUERY_RFC3986)
 | 
						|
{
 | 
						|
    if (!$params) {
 | 
						|
        return '';
 | 
						|
    }
 | 
						|
 | 
						|
    if ($encoding === false) {
 | 
						|
        $encoder = function ($str) { return $str; };
 | 
						|
    } elseif ($encoding === PHP_QUERY_RFC3986) {
 | 
						|
        $encoder = 'rawurlencode';
 | 
						|
    } elseif ($encoding === PHP_QUERY_RFC1738) {
 | 
						|
        $encoder = 'urlencode';
 | 
						|
    } else {
 | 
						|
        throw new \InvalidArgumentException('Invalid type');
 | 
						|
    }
 | 
						|
 | 
						|
    $qs = '';
 | 
						|
    foreach ($params as $k => $v) {
 | 
						|
        $k = $encoder($k);
 | 
						|
        if (!is_array($v)) {
 | 
						|
            $qs .= $k;
 | 
						|
            if ($v !== null) {
 | 
						|
                $qs .= '=' . $encoder($v);
 | 
						|
            }
 | 
						|
            $qs .= '&';
 | 
						|
        } else {
 | 
						|
            foreach ($v as $vv) {
 | 
						|
                $qs .= $k;
 | 
						|
                if ($vv !== null) {
 | 
						|
                    $qs .= '=' . $encoder($vv);
 | 
						|
                }
 | 
						|
                $qs .= '&';
 | 
						|
            }
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    return $qs ? (string) substr($qs, 0, -1) : '';
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * Determines the mimetype of a file by looking at its extension.
 | 
						|
 *
 | 
						|
 * @param $filename
 | 
						|
 *
 | 
						|
 * @return null|string
 | 
						|
 */
 | 
						|
function mimetype_from_filename($filename)
 | 
						|
{
 | 
						|
    return mimetype_from_extension(pathinfo($filename, PATHINFO_EXTENSION));
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * Maps a file extensions to a mimetype.
 | 
						|
 *
 | 
						|
 * @param $extension string The file extension.
 | 
						|
 *
 | 
						|
 * @return string|null
 | 
						|
 * @link http://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x/conf/mime.types
 | 
						|
 */
 | 
						|
function mimetype_from_extension($extension)
 | 
						|
{
 | 
						|
    static $mimetypes = [
 | 
						|
        '7z' => 'application/x-7z-compressed',
 | 
						|
        'aac' => 'audio/x-aac',
 | 
						|
        'ai' => 'application/postscript',
 | 
						|
        'aif' => 'audio/x-aiff',
 | 
						|
        'asc' => 'text/plain',
 | 
						|
        'asf' => 'video/x-ms-asf',
 | 
						|
        'atom' => 'application/atom+xml',
 | 
						|
        'avi' => 'video/x-msvideo',
 | 
						|
        'bmp' => 'image/bmp',
 | 
						|
        'bz2' => 'application/x-bzip2',
 | 
						|
        'cer' => 'application/pkix-cert',
 | 
						|
        'crl' => 'application/pkix-crl',
 | 
						|
        'crt' => 'application/x-x509-ca-cert',
 | 
						|
        'css' => 'text/css',
 | 
						|
        'csv' => 'text/csv',
 | 
						|
        'cu' => 'application/cu-seeme',
 | 
						|
        'deb' => 'application/x-debian-package',
 | 
						|
        'doc' => 'application/msword',
 | 
						|
        'docx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
 | 
						|
        'dvi' => 'application/x-dvi',
 | 
						|
        'eot' => 'application/vnd.ms-fontobject',
 | 
						|
        'eps' => 'application/postscript',
 | 
						|
        'epub' => 'application/epub+zip',
 | 
						|
        'etx' => 'text/x-setext',
 | 
						|
        'flac' => 'audio/flac',
 | 
						|
        'flv' => 'video/x-flv',
 | 
						|
        'gif' => 'image/gif',
 | 
						|
        'gz' => 'application/gzip',
 | 
						|
        'htm' => 'text/html',
 | 
						|
        'html' => 'text/html',
 | 
						|
        'ico' => 'image/x-icon',
 | 
						|
        'ics' => 'text/calendar',
 | 
						|
        'ini' => 'text/plain',
 | 
						|
        'iso' => 'application/x-iso9660-image',
 | 
						|
        'jar' => 'application/java-archive',
 | 
						|
        'jpe' => 'image/jpeg',
 | 
						|
        'jpeg' => 'image/jpeg',
 | 
						|
        'jpg' => 'image/jpeg',
 | 
						|
        'js' => 'text/javascript',
 | 
						|
        'json' => 'application/json',
 | 
						|
        'latex' => 'application/x-latex',
 | 
						|
        'log' => 'text/plain',
 | 
						|
        'm4a' => 'audio/mp4',
 | 
						|
        'm4v' => 'video/mp4',
 | 
						|
        'mid' => 'audio/midi',
 | 
						|
        'midi' => 'audio/midi',
 | 
						|
        'mov' => 'video/quicktime',
 | 
						|
        'mp3' => 'audio/mpeg',
 | 
						|
        'mp4' => 'video/mp4',
 | 
						|
        'mp4a' => 'audio/mp4',
 | 
						|
        'mp4v' => 'video/mp4',
 | 
						|
        'mpe' => 'video/mpeg',
 | 
						|
        'mpeg' => 'video/mpeg',
 | 
						|
        'mpg' => 'video/mpeg',
 | 
						|
        'mpg4' => 'video/mp4',
 | 
						|
        'oga' => 'audio/ogg',
 | 
						|
        'ogg' => 'audio/ogg',
 | 
						|
        'ogv' => 'video/ogg',
 | 
						|
        'ogx' => 'application/ogg',
 | 
						|
        'pbm' => 'image/x-portable-bitmap',
 | 
						|
        'pdf' => 'application/pdf',
 | 
						|
        'pgm' => 'image/x-portable-graymap',
 | 
						|
        'png' => 'image/png',
 | 
						|
        'pnm' => 'image/x-portable-anymap',
 | 
						|
        'ppm' => 'image/x-portable-pixmap',
 | 
						|
        'ppt' => 'application/vnd.ms-powerpoint',
 | 
						|
        'pptx' => 'application/vnd.openxmlformats-officedocument.presentationml.presentation',
 | 
						|
        'ps' => 'application/postscript',
 | 
						|
        'qt' => 'video/quicktime',
 | 
						|
        'rar' => 'application/x-rar-compressed',
 | 
						|
        'ras' => 'image/x-cmu-raster',
 | 
						|
        'rss' => 'application/rss+xml',
 | 
						|
        'rtf' => 'application/rtf',
 | 
						|
        'sgm' => 'text/sgml',
 | 
						|
        'sgml' => 'text/sgml',
 | 
						|
        'svg' => 'image/svg+xml',
 | 
						|
        'swf' => 'application/x-shockwave-flash',
 | 
						|
        'tar' => 'application/x-tar',
 | 
						|
        'tif' => 'image/tiff',
 | 
						|
        'tiff' => 'image/tiff',
 | 
						|
        'torrent' => 'application/x-bittorrent',
 | 
						|
        'ttf' => 'application/x-font-ttf',
 | 
						|
        'txt' => 'text/plain',
 | 
						|
        'wav' => 'audio/x-wav',
 | 
						|
        'webm' => 'video/webm',
 | 
						|
        'wma' => 'audio/x-ms-wma',
 | 
						|
        'wmv' => 'video/x-ms-wmv',
 | 
						|
        'woff' => 'application/x-font-woff',
 | 
						|
        'wsdl' => 'application/wsdl+xml',
 | 
						|
        'xbm' => 'image/x-xbitmap',
 | 
						|
        'xls' => 'application/vnd.ms-excel',
 | 
						|
        'xlsx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
 | 
						|
        'xml' => 'application/xml',
 | 
						|
        'xpm' => 'image/x-xpixmap',
 | 
						|
        'xwd' => 'image/x-xwindowdump',
 | 
						|
        'yaml' => 'text/yaml',
 | 
						|
        'yml' => 'text/yaml',
 | 
						|
        'zip' => 'application/zip',
 | 
						|
    ];
 | 
						|
 | 
						|
    $extension = strtolower($extension);
 | 
						|
 | 
						|
    return isset($mimetypes[$extension])
 | 
						|
        ? $mimetypes[$extension]
 | 
						|
        : null;
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * Parses an HTTP message into an associative array.
 | 
						|
 *
 | 
						|
 * The array contains the "start-line" key containing the start line of
 | 
						|
 * the message, "headers" key containing an associative array of header
 | 
						|
 * array values, and a "body" key containing the body of the message.
 | 
						|
 *
 | 
						|
 * @param string $message HTTP request or response to parse.
 | 
						|
 *
 | 
						|
 * @return array
 | 
						|
 * @internal
 | 
						|
 */
 | 
						|
function _parse_message($message)
 | 
						|
{
 | 
						|
    if (!$message) {
 | 
						|
        throw new \InvalidArgumentException('Invalid message');
 | 
						|
    }
 | 
						|
 | 
						|
    // Iterate over each line in the message, accounting for line endings
 | 
						|
    $lines = preg_split('/(\\r?\\n)/', $message, -1, PREG_SPLIT_DELIM_CAPTURE);
 | 
						|
    $result = ['start-line' => array_shift($lines), 'headers' => [], 'body' => ''];
 | 
						|
    array_shift($lines);
 | 
						|
 | 
						|
    for ($i = 0, $totalLines = count($lines); $i < $totalLines; $i += 2) {
 | 
						|
        $line = $lines[$i];
 | 
						|
        // If two line breaks were encountered, then this is the end of body
 | 
						|
        if (empty($line)) {
 | 
						|
            if ($i < $totalLines - 1) {
 | 
						|
                $result['body'] = implode('', array_slice($lines, $i + 2));
 | 
						|
            }
 | 
						|
            break;
 | 
						|
        }
 | 
						|
        if (strpos($line, ':')) {
 | 
						|
            $parts = explode(':', $line, 2);
 | 
						|
            $key = trim($parts[0]);
 | 
						|
            $value = isset($parts[1]) ? trim($parts[1]) : '';
 | 
						|
            $result['headers'][$key][] = $value;
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    return $result;
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * Constructs a URI for an HTTP request message.
 | 
						|
 *
 | 
						|
 * @param string $path    Path from the start-line
 | 
						|
 * @param array  $headers Array of headers (each value an array).
 | 
						|
 *
 | 
						|
 * @return string
 | 
						|
 * @internal
 | 
						|
 */
 | 
						|
function _parse_request_uri($path, array $headers)
 | 
						|
{
 | 
						|
    $hostKey = array_filter(array_keys($headers), function ($k) {
 | 
						|
        return strtolower($k) === 'host';
 | 
						|
    });
 | 
						|
 | 
						|
    // If no host is found, then a full URI cannot be constructed.
 | 
						|
    if (!$hostKey) {
 | 
						|
        return $path;
 | 
						|
    }
 | 
						|
 | 
						|
    $host = $headers[reset($hostKey)][0];
 | 
						|
    $scheme = substr($host, -4) === ':443' ? 'https' : 'http';
 | 
						|
 | 
						|
    return $scheme . '://' . $host . '/' . ltrim($path, '/');
 | 
						|
}
 | 
						|
 | 
						|
/** @internal */
 | 
						|
function _caseless_remove($keys, array $data)
 | 
						|
{
 | 
						|
    $result = [];
 | 
						|
 | 
						|
    foreach ($keys as &$key) {
 | 
						|
        $key = strtolower($key);
 | 
						|
    }
 | 
						|
 | 
						|
    foreach ($data as $k => $v) {
 | 
						|
        if (!in_array(strtolower($k), $keys)) {
 | 
						|
            $result[$k] = $v;
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    return $result;
 | 
						|
}
 |