Completed
Pull Request — master (#15)
by Mischa
12:30 queued 03:08
created

CurlApiClient::makeApiCall()   C

Complexity

Conditions 9
Paths 20

Size

Total Lines 49
Code Lines 29

Duplication

Lines 0
Ratio 0 %

Importance

Changes 2
Bugs 0 Features 1
Metric Value
c 2
b 0
f 1
dl 0
loc 49
rs 5.7447
cc 9
eloc 29
nc 20
nop 1
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<?php
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/**
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 * This file is part of the PHP SDK library for the Superdesk Content API.
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 *
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 * Copyright 2015 Sourcefabric z.u. and contributors.
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 *
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 * For the full copyright and license information, please see the
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 * AUTHORS and LICENSE files distributed with this source code.
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 *
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 * @copyright 2015 Sourcefabric z.ú.
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 * @license http://www.superdesk.org/license
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 */
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namespace Superdesk\ContentApiSdk\Client;
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use Superdesk\ContentApiSdk\API\Request\RequestInterface;
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use Superdesk\ContentApiSdk\API\Request\OAuthDecorator;
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use Superdesk\ContentApiSdk\API\Response;
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use Superdesk\ContentApiSdk\ContentApiSdk;
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use Superdesk\ContentApiSdk\Exception\AuthenticationException;
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use Superdesk\ContentApiSdk\Exception\AccessDeniedException;
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use Superdesk\ContentApiSdk\Exception\ClientException;
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use Superdesk\ContentApiSdk\Exception\ResponseException;
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/**
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 * Request service that implements all method regarding basic request/response
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 * handling.
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 */
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class CurlApiClient extends AbstractApiClient
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{
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    /**
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     * Default request headers.
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     *
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     * @var array
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     */
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    protected $headers = array(
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        'Accept' => 'application/json'
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    );
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    /**
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     * {@inheritdoc}
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     */
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    public function makeApiCall(RequestInterface $request)
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    {
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        $response = null;
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        if ($this->authenticator->getAccessToken() !== null) {
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            $authenticatedRequest = new OAuthDecorator($request);
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            $authenticatedRequest->setAccessToken($this->authenticator->getAccessToken());
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            $authenticatedRequest->addAuthentication();
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            $response = $this->client->makeCall(
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                $authenticatedRequest->getFullUrl(),
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                $this->add_default_headers($authenticatedRequest->getHeaders()),
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                $authenticatedRequest->getOptions()
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            );
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            if ($response['status'] == 200) {
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                $this->authenticationRetryLimit = 0;
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                try {
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                    return new Response($response['body'], $response['headers']);
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                } catch (ResponseException $e) {
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                    throw new ClientException($e->getMessage(), $e->getCode(), $e);
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                }
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            }
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        }
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        if ($response === null || $response['status'] == 401) {
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            $this->authenticationRetryLimit++;
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            if ($this->authenticationRetryLimit > self::MAX_RETRY_LIMIT) {
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                throw new AccessDeniedException('Authentication retry limit reached.');
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            }
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            try {
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                $this->authenticator->setBaseUrl($request->getBaseUrl());
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                $this->authenticator->getAuthenticationTokens();
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                // Reexecute event
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                return $this->makeApiCall($request);
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            } catch (AccessDeniedException $e) {
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                throw new AccessDeniedException($e->getMessage(), $e->getCode(), $e);
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            } catch (AuthenticationException $e) {
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                throw new AccessDeniedException('Could not authenticate against API.', $e->getCode(), $e);
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            }
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        }
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        throw new ClientException(sprintf('The server returned an error with status %s.', $response['status']));
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    }
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    /**
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     * Adds default headers to the headers per request, only if the key
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     * cannot not be found in the headers per request.
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     *
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     * @param array $headers
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     *
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     * @return array
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     */
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    private function add_default_headers($headers)
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    {
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        foreach ($this->headers as $key => $value) {
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            if (!isset($headers[$key])) {
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                $headers[$key] = $value;
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            }
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        }
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        return $headers;
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    }
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}
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