Your IP : 216.73.216.97
<?php
/**
* Copyright 2017 Adobe Systems Incorporated. All rights reserved.
* This file is licensed to you under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License. You may obtain a copy
* of the License at http://www.apache.org/licenses/LICENSE-2.0
*/
namespace AdobeStock\Api\Client\Http;
use \GuzzleHttp\Client;
use \GuzzleHttp\Psr7\Response;
use \AdobeStock\Api\Exception\StockApi as StockApiException;
use \GuzzleHttp\Psr7\Stream;
use \GuzzleHttp\HandlerStack;
use \GuzzleHttp\Psr7\Request;
class HttpClient implements HttpInterface
{
/**
* Guzzle http client.
* @var Client.
*/
protected $_http_client;
/**
* Constructor
* @param Client $client GuzzleClient
*/
public function __construct(Client $client = null)
{
if ($client === null) {
$client = new Client();
}
$this->_http_client = $client;
}
/**
* Execute GET query for fetching results using Guzzle client.
* @param string $url Endpoint that need to be hit.
* @param array $headers headers passed along api call
* @return Stream raw response from api call.
* @throws StockException if api doesn't return with successful response.
*/
public function doGet(string $url, array $headers) : Stream
{
try {
$raw_response = $this->_http_client->request('GET', $url, $headers);
$http_status_code = $raw_response->getStatusCode();
$raw_headers = $this->getHeadersAsString($raw_response);
$response_body = $raw_response->getBody();
} catch (\Exception $e) {
throw StockApiException::withMessageAndErrorCode($e->getMessage(), $e->getCode(), $e);
}
return $response_body;
}
/**
* Method to execute POST queries using custom http clients.
* @param string $url Endpoint that needs to hit.
* @param array $headers associative array of headers.
* @param array $post_data data that need to send with post query.
* @return Stream raw response returned from the api call.
*/
public function doPost(string $url, array $headers, array $post_data) : Stream
{
try {
$headers['body'] = json_encode($post_data);
$raw_response = $this->_http_client->request('POST', $url, $headers);
$http_status_code = $raw_response->getStatusCode();
$raw_headers = $this->getHeadersAsString($raw_response);
$response_body = $raw_response->getBody();
} catch (\Exception $e) {
throw StockApiException::withMessageAndErrorCode($e->getMessage(), $e->getCode(), $e);
}
return $response_body;
}
/**
* Method to upload multipart data using custom http clients.
* @param string $url Endpoint that needs to hit.
* @param array $headers associative array of headers.
* @param string $file File to be uploaded.
* @return Stream raw response returned from the api call.
*/
public function doMultiPart(string $url, array $headers, string $file) : Stream
{
if (!is_readable($file)) {
throw StockApiException::withMessage('Image File is not readable');
}
try {
$headers['multipart'] = [
[
'name' => 'image',
'contents' => $file,
],
];
$raw_response = $this->_http_client->request('POST', $url, $headers);
$http_status_code = $raw_response->getStatusCode();
$raw_headers = $this->getHeadersAsString($raw_response);
$response_body = $raw_response->getBody();
} catch (\Exception $e) {
throw StockApiException::withMessageAndErrorCode($e->getMessage(), $e->getCode(), $e);
}
return $response_body;
}
/**
* Returns the Guzzle array of headers as a string.
* @param Response $response The Guzzle response.
* @return string of headers
*/
public function getHeadersAsString(Response $response) : string
{
$headers = $response->getHeaders();
$raw_headers = [];
foreach ($headers as $name => $values) {
$raw_headers[] = $name . ': ' . implode(', ', $values);
}
return implode("\r\n", $raw_headers);
}
/**
* Returns HandlerStack of http client
* @return HandlerStack
*/
public function getHandlerStack() : HandlerStack
{
return $this->_http_client->getConfig('handler');
}
/**
* Method to send request using guzzle request object
* @param Request $request
* @return Response
*/
public function sendRequest(Request $request) : Response
{
return $this->_http_client->send($request);
}
}