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<?php
/*******************************************************************************
* Copyright 2013 Amazon.com, Inc. or its affiliates. All Rights Reserved.
* Licensed 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://aws.amazon.com/apache2.0
* This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
* CONDITIONS OF ANY KIND, either express or implied. See the License
* for the
* specific language governing permissions and limitations under the
* License.
* *****************************************************************************
*/
require_once 'OffAmazonPayments/HttpRequest/HttpException.php';
require_once 'OffAmazonPayments/HttpRequest/IHttpRequest.php';
class HttpRequestCurlImpl implements IHttpRequest
{
/**
* Reference to the underlying curl handle
*/
private $_ch = null;
/*
* Default headers for curl requests
*/
private $_headers = array(
'Expect' => null // Don't expect 100 Continue
);
/**
* Create a new instane of the class + underlying curl handle
*
*/
public function __construct()
{
$this->_ch = curl_init();
curl_setopt($this->_ch, CURLOPT_SSL_VERIFYPEER, true);
curl_setopt($this->_ch, CURLOPT_SSL_VERIFYHOST, 2);
curl_setopt($this->_ch, CURLOPT_HEADER, true);
curl_setopt($this->_ch, CURLOPT_RETURNTRANSFER, true);
}
/**
* Set the url for the curl handle
*
* @param url resource to request
*/
public function setUrl($url) {
curl_setopt($this->_ch, CURLOPT_URL, $url);
}
/**
* Set the port for the curl handle
*
* @param port to use
*/
public function setPort($port) {
curl_setopt($this->_ch, CURLOPT_PORT, $port);
}
/**
* Set the useragent for the curl handle
*
* @param userAgent for request
*/
public function setUserAgent($userAgent) {
curl_setopt($this->_ch, CURLOPT_USERAGENT, $userAgent);
}
/**
* Make this request a post request with the given body
*
* @param body http POST request body
*/
public function makePost($body) {
curl_setopt($this->_ch, CURLOPT_POST, true);
curl_setopt($this->_ch, CURLOPT_POSTFIELDS, $body);
array_push($this->_headers, 'Content-Type', "application/x-www-form-urlencoded; charset=utf-8");
}
/**
* Setup the ca bundle file
*
* @param caBundleFile file containing trusted ca certs
*/
public function setCaBundleFile($caBundleFile)
{
curl_setopt($this->_ch, CURLOPT_CAINFO, $caBundleFile);
}
/**
* Setup the proxy hostname and port
*
* @param hostnameport username and password in <hostname>:<port> format
*
*/
public function setupProxy($hostnameport)
{
curl_setopt($this->_ch, CURLOPT_PROXY, $hostnameport);
}
/**
* Setup the proxy username and password
*
* @param usernamepwd username and password in <username>:<password> format
*
*/
public function setupProxyUsernameAndPassword($usernamepwd)
{
curl_setopt($this->_ch, CURLOPT_PROXYUSERPWD, $usernamepwd);
}
/**
* Create a http get request for the resource
* at the given uri
*
* @param execute the underlying http request
*
* @return response header + body
*/
public function execute()
{
$this->setRequestHeaders();
$response = '';
if (!$response = curl_exec($this->_ch)) {
$errorNo = curl_error($this->_ch);
curl_close($this->_ch);
throw new OffAmazonPayments_HttpException($errorNo);
}
curl_close($this->_ch);
return $response;
}
/**
* Setup request header information
*
*/
private function setRequestHeaders()
{
$allHeadersStr = array();
foreach($this->_headers as $name => $val) {
$str = $name . ": ";
if(isset($val)) {
$str = $str . $val;
}
$allHeadersStr[] = $str;
}
curl_setopt($this->_ch, CURLOPT_HTTPHEADER, $allHeadersStr);
}
};
?><?php
/*******************************************************************************
* Copyright 2013 Amazon.com, Inc. or its affiliates. All Rights Reserved.
* Licensed 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://aws.amazon.com/apache2.0
* This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
* CONDITIONS OF ANY KIND, either express or implied. See the License
* for the
* specific language governing permissions and limitations under the
* License.
* *****************************************************************************
*/
require_once 'OffAmazonPayments/HttpRequest/IHttpRequestFactory.php';
require_once 'OffAmazonPayments/HttpRequest/Impl/HttpRequestCurlImpl.php';
require_once 'OffAmazonPayments/OffAmazonPaymentsServiceUtils.php';
require_once 'OffAmazonPaymentsService/MerchantValues.php';
/**
* Wrapper to simplify curl functions for http get/set
*
*/
class HttpRequestFactoryCurlImpl implements IHttpRequestFactory
{
/**
* Merchant values configuration instance
*
*/
private $_merchantValues = null;
/**
* Create an instance of the client class
*
* @param instance of OffAmazonPayments_MerchantValues class
*
* @return void
*/
public function __construct($merchantValues) {
if(!isset($merchantValues)) {
throw new InvalidArgumentException("merchantValue object not injected");
}
$this->_merchantValues = $merchantValues;
}
/**
* Create a http get request for the resource
* at the given uri
*
* @param url uniform resource locator to get
*
* @return HttpRequest object
*/
public function createGetRequest($url)
{
return $this->createNewRequest($url);
}
/**
* Create a http post request using to given
* given uri & body content
*
* @param url uniform resource locator to post
*
* @return HttpRequest object
*/
public function createPostRequest($url, $body)
{
$httpRequest = $this->createNewRequest($url);
$httpRequest->makePost($body);
return $httpRequest;
}
/**
* Create a new curl handle and set up with default
* options for all requests
*
* @param url resource to request
*
* @return curl handle
*/
private function createNewRequest($url)
{
$httpRequest = new HttpRequestCurlImpl();
$parsedUrl = $this->_setupConnectionInfo($url);
$httpRequest->setUrl($parsedUrl['url']);
$httpRequest->setPort($parsedUrl['port']);
$httpRequest->setUserAgent($this->_merchantValues->getUserAgentString());
# if a ca bundle is configured, use it as opposed to the default ca
# configured for the server
if ($this->_merchantValues->isCaBundleConfigured()) {
$httpRequest->setCaBundleFile($this->_merchantValues->getCaBundleFile());
}
if ($this->_merchantValues->isProxyConfigured()) {
$this->setupProxyForCurl($httpRequest);
}
return $httpRequest;
}
/**
* Setup the connection parameters for the request
*
* @param url resource to request
*
*/
private function _setupConnectionInfo($url)
{
$parsed_url = parse_url($url);
$uri = array_key_exists('path', $parsed_url) ? $parsed_url['path'] : null;
if (!isset($uri)) {
$uri = "/";
}
$scheme = '';
switch ($parsed_url['scheme']) {
case 'https':
$scheme = 'https://';
$port = array_key_exists('port', $parsed_url) && (isset($parsed_url['port'])) ? $parsed_url['port'] : 443;
break;
default:
$scheme = 'http://';
$port = array_key_exists('port', $parsed_url) && (isset($parsed_url['port'])) ? $parsed_url['port'] : 80;
}
$retVal = array(
'port' => $port,
'url' => $scheme . $parsed_url['host'] . $uri
);
return $retVal;
}
/**
* Setup proxy options for curl handle
*
* @param httpRequest httpRequestObject
*
*/
private function setupProxyForCurl($httpRequest)
{
$proxy = $this->_merchantValues->getProxyHost() . ':' . $this->_merchantValues->getProxyPort();
$httpRequest->setupProxy($proxy);
if ($this->_merchantValues->isProxyAuthenticationConfigured()) {
$proxyUserPwd = $this->_merchantValues->getProxyUsername() . ':' . $this->_merchantValues->getProxyPassword();
$httpRequest->setupProxyUsernameAndPassword($proxyUserPwd);
}
}
}
?>