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класс не описан

YoastSEO_Vendor\GuzzleHttp

PrepareBodyMiddleware{} Yoast 1.0

Prepares requests that contain a body, adding the Content-Length, Content-Type, and Expect headers.

Хуков нет.

Возвращает

Null. Ничего.

Использование

$PrepareBodyMiddleware = new PrepareBodyMiddleware();
// use class methods

Методы

  1. __construct(callable $nextHandler)
  2. __invoke(\YoastSEO_Vendor\Psr\Http\Message\RequestInterface $request, array $options)
  3. addExpectHeader(\YoastSEO_Vendor\Psr\Http\Message\RequestInterface $request, array $options, array &$modify)

Код PrepareBodyMiddleware{} Yoast 15.6.2

<?php
class PrepareBodyMiddleware
{
    /** @var callable  */
    private $nextHandler;
    /**
     * @param callable $nextHandler Next handler to invoke.
     */
    public function __construct(callable $nextHandler)
    {
        $this->nextHandler = $nextHandler;
    }
    /**
     * @param RequestInterface $request
     * @param array            $options
     *
     * @return PromiseInterface
     */
    public function __invoke(\YoastSEO_Vendor\Psr\Http\Message\RequestInterface $request, array $options)
    {
        $fn = $this->nextHandler;
        // Don't do anything if the request has no body.
        if ($request->getBody()->getSize() === 0) {
            return $fn($request, $options);
        }
        $modify = [];
        // Add a default content-type if possible.
        if (!$request->hasHeader('Content-Type')) {
            if ($uri = $request->getBody()->getMetadata('uri')) {
                if ($type = \YoastSEO_Vendor\GuzzleHttp\Psr7\mimetype_from_filename($uri)) {
                    $modify['set_headers']['Content-Type'] = $type;
                }
            }
        }
        // Add a default content-length or transfer-encoding header.
        if (!$request->hasHeader('Content-Length') && !$request->hasHeader('Transfer-Encoding')) {
            $size = $request->getBody()->getSize();
            if ($size !== null) {
                $modify['set_headers']['Content-Length'] = $size;
            } else {
                $modify['set_headers']['Transfer-Encoding'] = 'chunked';
            }
        }
        // Add the expect header if needed.
        $this->addExpectHeader($request, $options, $modify);
        return $fn(\YoastSEO_Vendor\GuzzleHttp\Psr7\modify_request($request, $modify), $options);
    }
    private function addExpectHeader(\YoastSEO_Vendor\Psr\Http\Message\RequestInterface $request, array $options, array &$modify)
    {
        // Determine if the Expect header should be used
        if ($request->hasHeader('Expect')) {
            return;
        }
        $expect = isset($options['expect']) ? $options['expect'] : null;
        // Return if disabled or if you're not using HTTP/1.1 or HTTP/2.0
        if ($expect === \false || $request->getProtocolVersion() < 1.1) {
            return;
        }
        // The expect header is unconditionally enabled
        if ($expect === \true) {
            $modify['set_headers']['Expect'] = '100-Continue';
            return;
        }
        // By default, send the expect header when the payload is > 1mb
        if ($expect === null) {
            $expect = 1048576;
        }
        // Always add if the body cannot be rewound, the size cannot be
        // determined, or the size is greater than the cutoff threshold
        $body = $request->getBody();
        $size = $body->getSize();
        if ($size === null || $size >= (int) $expect || !$body->isSeekable()) {
            $modify['set_headers']['Expect'] = '100-Continue';
        }
    }
}