ThrusterIO / http-message

src/ServerRequest.php

<?php

namespace Thruster\Component\HttpMessage;

use InvalidArgumentException;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Message\StreamInterface;
use Psr\Http\Message\UploadedFileInterface;
use Psr\Http\Message\UriInterface;

/**
 * Class ServerRequest
 *
 * @package Thruster\Component\HttpMessage
 * @author  Aurimas Niekis <aurimas@niekis.lt>
 */
class ServerRequest extends Request implements ServerRequestInterface
{
    /**
     * @var array
     */
    private $attributes;

    /**
     * @var array
     */
    private $cookieParams;

    /**
     * @var array|object
     */
    private $parsedBody;

    /**
     * @var array
     */
    private $queryParams;

    /**
     * @var array
     */
    private $serverParams;

    /**
     * @var array
     */
    private $uploadedFiles;

    /**
     * @param array                           $serverParams    the value of $_SERVER superglobal.
     * @param array                           $uploadedFiles   the value of $_FILES superglobal.

There is no parameter named $uploadedFiles. Was it maybe removed?

     * @param string                          $method          HTTP method for the request.
     * @param string|UriInterface             $uri             URI for the request.
     * @param array                           $headers         Headers for the message.
     * @param string|resource|StreamInterface $body            Message body.
     * @param string                          $protocolVersion HTTP protocol version.
     *
     * @throws InvalidArgumentException for an invalid URI
     */
    public function __construct(
        $method,
        $uri,
        array $headers = [],
        $body = null,
        $protocolVersion = '1.1',
        array $serverParams = []
    ) {
        $this->attributes    = [];
        $this->cookieParams  = [];
        $this->queryParams   = [];
        $this->uploadedFiles = [];

        $this->serverParams = $serverParams;

        parent::__construct($method, $uri, $headers, $body, $protocolVersion);
    }

    /**
     * Return an UploadedFile instance array.
     *
     * @param array $files A array which respect $_FILES structure.
     *
     * @throws InvalidArgumentException for unrecognized values
     * @return array
     */
    public static function normalizeFiles(array $files)
    {
        $normalized = [];

        foreach ($files as $key => $value) {
            if ($value instanceof UploadedFileInterface) {
                $normalized[$key] = $value;
            } elseif (is_array($value) && isset($value['tmp_name'])) {
                $normalized[$key] = self::createUploadedFileFromSpec($value);
            } elseif (is_array($value)) {
                $normalized[$key] = self::normalizeFiles($value);
                continue;
            } else {
                throw new InvalidArgumentException('Invalid value in files specification');
            }
        }

        return $normalized;
    }

    /**
     * Create and return an UploadedFile instance from a $_FILES specification.
     *
     * If the specification represents an array of values, this method will
     * delegate to normalizeNestedFileSpec() and return that return value.
     *
     * @param array $value $_FILES struct
     *
     * @return array|UploadedFileInterface
     */
    private static function createUploadedFileFromSpec(array $value)
    {
        if (is_array($value['tmp_name'])) {
            return self::normalizeNestedFileSpec($value);
        }

        return new UploadedFile(
            $value['tmp_name'],
            (int) $value['size'],
            (int) $value['error'],
            $value['name'],
            $value['type']
        );
    }

    /**
     * Normalize an array of file specifications.
     *
     * Loops through all nested files and returns a normalized array of
     * UploadedFileInterface instances.
     *
     * @param array $files
     *
     * @return UploadedFileInterface[]
     */
    private static function normalizeNestedFileSpec(array $files = [])
    {
        $normalizedFiles = [];

        foreach (array_keys($files['tmp_name']) as $key) {
            $spec                  = [
                'tmp_name' => $files['tmp_name'][$key],
                'size'     => $files['size'][$key],
                'error'    => $files['error'][$key],
                'name'     => $files['name'][$key],
                'type'     => $files['type'][$key],
            ];
            $normalizedFiles[$key] = self::createUploadedFileFromSpec($spec);
        }

        return $normalizedFiles;
    }

    /**
     * Return a ServerRequest populated with superglobals:
     * $_GET
     * $_POST
     * $_COOKIE
     * $_FILES
     * $_SERVER
     *
     * @return ServerRequestInterface
     */
    public static function fromGlobals()
    {
        $method   = isset($_SERVER['REQUEST_METHOD']) ? $_SERVER['REQUEST_METHOD'] : 'GET';
        $headers  = function_exists('getallheaders') ? getallheaders() : [];
        $uri      = self::getUriFromGlobals();
        $body     = new LazyOpenStream('php://input', 'r+');
        $protocol = isset($_SERVER['SERVER_PROTOCOL']) ? str_replace('HTTP/', '', $_SERVER['SERVER_PROTOCOL']) : '1.1';

        $serverRequest = new ServerRequest($method, $uri, $headers, $body, $protocol, $_SERVER);

        return $serverRequest
            ->withCookieParams($_COOKIE)
            ->withQueryParams($_GET)
            ->withParsedBody($_POST)
            ->withUploadedFiles(self::normalizeFiles($_FILES));
    }

    /**
     * Get a Uri populated with values from $_SERVER.
     *
     * @return UriInterface
     */
    public static function getUriFromGlobals()
    {
        $uri = new Uri('');

        if (isset($_SERVER['HTTPS'])) {
            $uri = $uri->withScheme($_SERVER['HTTPS'] == 'on' ? 'https' : 'http');
        }

        if (isset($_SERVER['HTTP_HOST'])) {
            $uri = $uri->withHost($_SERVER['HTTP_HOST']);
        } elseif (isset($_SERVER['SERVER_NAME'])) {
            $uri = $uri->withHost($_SERVER['SERVER_NAME']);
        }

        if (isset($_SERVER['SERVER_PORT'])) {
            $uri = $uri->withPort($_SERVER['SERVER_PORT']);
        }

        if (isset($_SERVER['REQUEST_URI'])) {
            $uri = $uri->withPath(current(explode('?', $_SERVER['REQUEST_URI'])));
        }

        if (isset($_SERVER['QUERY_STRING'])) {
            $uri = $uri->withQuery($_SERVER['QUERY_STRING']);
        }

        return $uri;
    }


    /**
     * {@inheritdoc}
     */
    public function getServerParams()
    {
        return $this->serverParams;
    }

    /**
     * {@inheritdoc}
     */
    public function getUploadedFiles()
    {
        return $this->uploadedFiles;
    }

    /**
     * {@inheritdoc}
     */
    public function withUploadedFiles(array $uploadedFiles)
    {
        $new                = clone $this;
        $new->uploadedFiles = $uploadedFiles;

        return $new;
    }

    /**
     * {@inheritdoc}
     */
    public function getCookieParams()
    {
        return $this->cookieParams;
    }

    /**
     * {@inheritdoc}
     */
    public function withCookieParams(array $cookies)
    {
        $new               = clone $this;
        $new->cookieParams = $cookies;

        return $new;
    }

    /**
     * {@inheritdoc}
     */
    public function getQueryParams()
    {
        return $this->queryParams;
    }

    /**
     * {@inheritdoc}
     */
    public function withQueryParams(array $query)
    {
        $new              = clone $this;
        $new->queryParams = $query;

        return $new;
    }

    /**
     * {@inheritdoc}
     */
    public function getParsedBody()
    {
        return $this->parsedBody;
    }

    /**
     * {@inheritdoc}
     */
    public function withParsedBody($data)
    {
        $new             = clone $this;
        $new->parsedBody = $data;

        return $new;
    }

    /**
     * {@inheritdoc}
     */
    public function getAttributes()
    {
        return $this->attributes;
    }

    /**
     * {@inheritdoc}
     */
    public function getAttribute($attribute, $default = null)
    {
        if (false === array_key_exists($attribute, $this->attributes)) {
            return $default;
        }

        return $this->attributes[$attribute];
    }

    /**
     * {@inheritdoc}
     */
    public function withAttribute($attribute, $value)
    {
        $new                         = clone $this;
        $new->attributes[$attribute] = $value;

        return $new;
    }

    /**
     * {@inheritdoc}
     */
    public function withoutAttribute($attribute)
    {
        if (false === isset($this->attributes[$attribute])) {
            return clone $this;
        }

        $new = clone $this;
        unset($new->attributes[$attribute]);

        return $new;
    }
}