/**

* Class APIDemo API回传数据Demo

*/

class APIDemo {

const BAIDU_OCPC_URL = \'https://ocpc.baidu.com/ocpcapi/api/uploadConvertData\';

const RETRY_TIMES = 3;

/**

* @param $token

* @param $conversionTypes

* @return bool 发送成功返回true，失败返回false

*/

public function sendConvertData($token, $conversionTypes) {

$reqData = array(\'token\' => $token, \'conversionTypes\' => $conversionTypes);

$reqData = json_encode($reqData);

// 发送完整的请求数据

// do some log

print_r(\'req data: \' . $reqData . \"\\n\");

// 向百度发送数据

$ch = curl_init();

curl_setopt($ch, CURLOPT_POST, 1);

curl_setopt($ch, CURLOPT_URL, self::BAIDU_OCPC_URL);

curl_setopt($ch, CURLOPT_POSTFIELDS, $reqData);

curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

curl_setopt($ch, CURLOPT_HTTPHEADER, array(

\'Content-Type: application/json; charset=utf-8\',

\'Content-Length: \' . strlen($reqData)

)

);

// 添加重试，重试次数为3

for ($i = 0; $i < self::RETRY_TIMES; $i++) {

$response = curl_exec($ch);

$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);

if ($httpCode === 200) {

// 打印返回结果

// do some log

print_r(\'retry times: \' . $i . \' res: \' . $response . \"\\n\");

$res = json_decode($response, true);

// status为4，代表服务端异常，可添加重试

$status = $res[\'header\'][\'status\'];

if ($status !== 4) {

curl_close($ch);

return $status === 0;

}

}

}

curl_close($ch);

return false;

}