61 lines
1.4 KiB
PHP
61 lines
1.4 KiB
PHP
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<?php
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namespace Http\Client\Common\Plugin;
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use Http\Client\Common\Plugin;
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use Psr\Http\Message\RequestInterface;
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use Psr\Http\Message\UriInterface;
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/**
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* Prepend a base path to the request URI. Useful for base API URLs like http://domain.com/api.
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*
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* @author Sullivan Senechal <soullivaneuh@gmail.com>
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*/
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final class AddPathPlugin implements Plugin
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{
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/**
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* @var UriInterface
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*/
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private $uri;
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/**
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* Stores identifiers of the already altered requests.
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*
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* @var array
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*/
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private $alteredRequests = [];
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/**
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* @param UriInterface $uri
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*/
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public function __construct(UriInterface $uri)
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{
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if ('' === $uri->getPath()) {
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throw new \LogicException('URI path cannot be empty');
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}
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if ('/' === substr($uri->getPath(), -1)) {
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$uri = $uri->withPath(rtrim($uri->getPath(), '/'));
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}
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$this->uri = $uri;
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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 $first)
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{
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$identifier = spl_object_hash((object) $first);
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if (!array_key_exists($identifier, $this->alteredRequests)) {
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$request = $request->withUri($request->getUri()
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->withPath($this->uri->getPath().$request->getUri()->getPath())
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);
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$this->alteredRequests[$identifier] = $identifier;
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}
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return $next($request);
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}
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}
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