/**
* send http request
* @param array $rq http请求信息
* url : 请求的url地址
* method : 请求方法，'get', 'post', 'put', 'delete', 'head'
* data : 请求数据，如有设置，则method为post
* header : 需要设置的http头部
* host : 请求头部host
* timeout : 请求超时时间
* cert : ca文件路径
* ssl_version: SSL版本号
* @return string http请求响应
*/
public static function send($rq)
{
$curlHandle = curl_init();
curl_setopt($curlHandle, CURLOPT_URL, $rq['url']);
switch (true) {
case isset($rq['method']) && in_array(strtolower($rq['method']), array('get', 'post', 'put', 'delete', 'head')):
$method = strtoupper($rq['method']);
break;
case isset($rq['data']):
$method = 'POST';
break;
default:
$method = 'GET';
}
$header = isset($rq['header']) ? $rq['header'] : array();
$header[] = 'Method:' . $method;
$header[] = 'User-Agent:' . Conf::getUA();
isset($rq['host']) && ($header[] = 'Host:' . $rq['host']);
curl_setopt($curlHandle, CURLOPT_HTTPHEADER, $header);
curl_setopt($curlHandle, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($curlHandle, CURLOPT_CUSTOMREQUEST, $method);
if (defined('CURLOPT_SAFE_UPLOAD')) {
curl_setopt($curlHandle, CURLOPT_SAFE_UPLOAD, false);
}
isset($rq['timeout']) && curl_setopt($curlHandle, CURLOPT_TIMEOUT, $rq['timeout']);
isset($rq['data']) && in_array($method, array('POST', 'PUT')) && curl_setopt($curlHandle, CURLOPT_POSTFIELDS, $rq['data']);
$ssl = substr($rq['url'], 0, 8) == "https://" ? true : false;
if (isset($rq['cert'])) {
curl_setopt($curlHandle, CURLOPT_SSL_VERIFYPEER, true);
curl_setopt($curlHandle, CURLOPT_CAINFO, $rq['cert']);
curl_setopt($curlHandle, CURLOPT_SSL_VERIFYHOST, 2);
if (isset($rq['ssl_version'])) {
curl_setopt($curlHandle, CURLOPT_SSLVERSION, $rq['ssl_version']);
} else {
curl_setopt($curlHandle, CURLOPT_SSLVERSION, 4);
}
} else {
if ($ssl) {
curl_setopt($curlHandle, CURLOPT_SSL_VERIFYPEER, false);
//true any ca
curl_setopt($curlHandle, CURLOPT_SSL_VERIFYHOST, 1);
//check only host
if (isset($rq['ssl_version'])) {
curl_setopt($curlHandle, CURLOPT_SSLVERSION, $rq['ssl_version']);
} else {
curl_setopt($curlHandle, CURLOPT_SSLVERSION, 4);
}
}
}
$ret = curl_exec($curlHandle);
self::$_httpInfo = curl_getinfo($curlHandle);
curl_close($curlHandle);
return $ret;
}
