class Curl {
private $ch;
private $url;
public function __construct(){
$this -> ch = curl_init();
}
/**
* 设置一个请求链接
* @param String $url 请求的地址
*/
public function setUrl($url){
$this -> url = $url;
}
/**
* 设置请求属性
* @param boolean $isHttps 是否采用https方式请求
* @param string $requestType 请求方式
*/
private function setopt($isHttps, $requestType, $data, $useCert = false){
curl_setopt($this -> ch, CURLOPT_URL, $this -> url);
curl_setopt($this -> ch, CURLOPT_HEADER, 0);
curl_setopt($this -> ch, CURLOPT_RETURNTRANSFER, 1);
if ($isHttps) {
curl_setopt($this -> ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($this -> ch, CURLOPT_SSL_VERIFYHOST, 2);
}
if($useCert == true){
//设置证书
//使用证书：cert 与 key 分别属于两个.pem文件
curl_setopt($this->ch,CURLOPT_SSLCERTTYPE,'PEM');
curl_setopt($this->ch,CURLOPT_SSLCERT, SSLCERT_PATH);
curl_setopt($this->ch,CURLOPT_SSLKEYTYPE,'PEM');
curl_setopt($this->ch,CURLOPT_SSLKEY, SSLKEY_PATH);
}
if (!empty($data)) {
curl_setopt($this->ch, CURLOPT_POSTFIELDS, $data);
}
if ($requestType == 'POST') {
curl_setopt($this->ch, CURLOPT_POST, true);
}
}
/**
* 执行一个请求
* @return resource 返回执行结果
*/
public function execute($isHttps = false, $requestType = 'GET', $data = null, $useCert = false){
$this->setopt($isHttps, $requestType, $data, $useCert);
$content = curl_exec($this->ch);
$this->close();
if (!empty($content)) {
return $content;
} else {
return curl_error($this->ch);
}
}
/**
* 关闭一个请求资源句柄
*/
private function close(){
curl_close($this -> ch);
}
}