<?php
namespace Aliyun\Core\Http;
use Aliyun\Core\Exception\ClientException;
class HttpHelper
{
public static $connectTimeout = 30;//30 second
public static $readTimeout = 80;//80 second
public static function curl($url, $httpMethod = "GET", $postFields = null,$headers = null)
{
$ch = curl_init();
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $httpMethod);
if(ENABLE_HTTP_PROXY) {
curl_setopt($ch, CURLOPT_PROXYAUTH, CURLAUTH_BASIC);
curl_setopt($ch, CURLOPT_PROXY, HTTP_PROXY_IP);
curl_setopt($ch, CURLOPT_PROXYPORT, HTTP_PROXY_PORT);
curl_setopt($ch, CURLOPT_PROXYTYPE, CURLPROXY_HTTP);
}
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_FAILONERROR, false);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, is_array($postFields) ? self::getPostHttpBody($postFields) : $postFields);
if (self::$readTimeout) {
curl_setopt($ch, CURLOPT_TIMEOUT, self::$readTimeout);
}
if (self::$connectTimeout) {
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, self::$connectTimeout);
}
//https request
if(strlen($url) > 5 && strtolower(substr($url,0,5)) == "https" ) {
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
}
if (is_array($headers) && 0 < count($headers))
{
$httpHeaders =self::getHttpHearders($headers);
curl_setopt($ch,CURLOPT_HTTPHEADER,$httpHeaders);
}
$httpResponse = new HttpResponse();
$httpResponse->setBody(curl_exec($ch));
$httpResponse->setStatus(curl_getinfo($ch, CURLINFO_HTTP_CODE));
if (curl_errno($ch))
{
throw new ClientException("Server unreachable: Errno: " . curl_errno($ch) . " " . curl_error($ch), "SDK.ServerUnreachable");
}
curl_close($ch);
return $httpResponse;
}
static function getPostHttpBody($postFildes){
$content = "";
foreach ($postFildes as $apiParamKey => $apiParamValue)
{
$content .= "$apiParamKey=" . urlencode($apiParamValue) . "&";
}
return substr($content, 0, -1);
}
static function getHttpHearders($headers)
{
$httpHeader = array();
foreach ($headers as $key => $value)
{
array_push($httpHeader, $key.":".$value);
}
return $httpHeader;
}
}