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<?php |
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|
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declare(strict_types=1); |
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|
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namespace Http\Client\Common\Plugin; |
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|
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use Http\Client\Common\Plugin; |
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use Http\Promise\Promise; |
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use Psr\Http\Message\RequestInterface; |
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|
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/** |
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* Append headers to the request. |
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* |
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* If the header already exists the value will be appended to the current value. |
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* |
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* This only makes sense for headers that can have multiple values like 'Forwarded' |
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* |
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* @see https://en.wikipedia.org/wiki/List_of_HTTP_header_fields |
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* |
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* @author Soufiane Ghzal <sghzal@gmail.com> |
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*/ |
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final class HeaderAppendPlugin implements Plugin |
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{ |
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/** |
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* @var array |
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*/ |
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private $headers; |
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|
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/** |
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* @param array $headers Hashmap of header name to header value |
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*/ |
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public function __construct(array $headers) |
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{ |
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$this->headers = $headers; |
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} |
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|
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/** |
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* {@inheritdoc} |
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*/ |
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public function handleRequest(RequestInterface $request, callable $next, callable $first): Promise |
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{ |
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foreach ($this->headers as $header => $headerValue) { |
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$request = $request->withAddedHeader($header, $headerValue); |
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} |
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|
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return $next($request); |
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} |
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} |
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