89 lines
2.8 KiB
PHP
89 lines
2.8 KiB
PHP
|
<?php
|
||
|
|
|
||
|
|
namespace App\Services;
|
||
|
|
define("YIDUN_CAPTCHA_API_VERSION", "v2");
|
||
|
|
define("YIDUN_CAPTCHA_API_TIMEOUT", 5);
|
||
|
|
define("YIDUN_CAPTCHA_API_URL", "http://c.dun.163yun.com/api/v2/verify");
|
||
|
|
/**
|
||
|
|
* 易盾验证码二次校验SDK
|
||
|
|
* @author yangweiqiang
|
||
|
|
*/
|
||
|
|
class AptchaVerifier {
|
||
|
|
/**
|
||
|
|
* 构造函数
|
||
|
|
* @param $captcha_id 验证码id
|
||
|
|
*/
|
||
|
|
public function __construct($captcha_id, $secret_id, $secret_key) {
|
||
|
|
$this->captcha_id = $captcha_id;
|
||
|
|
$this->secret_id = $secret_id;
|
||
|
|
$this->secret_key = $secret_key;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 发起二次校验请求
|
||
|
|
* @param $validate 二次校验数据
|
||
|
|
* @param $user 用户信息
|
||
|
|
*/
|
||
|
|
public function verify($validate, $user) {
|
||
|
|
$params = array();
|
||
|
|
$params["captchaId"] = $this->captcha_id;
|
||
|
|
$params["validate"] = $validate;
|
||
|
|
$params["user"] = $user;
|
||
|
|
// 公共参数
|
||
|
|
$params["secretId"] = $this->secret_id;
|
||
|
|
$params["version"] = YIDUN_CAPTCHA_API_VERSION;
|
||
|
|
$params["timestamp"] = sprintf("%d", round(microtime(true)*1000));// time in milliseconds
|
||
|
|
$params["nonce"] = sprintf("%d", rand()); // random int
|
||
|
|
$params["signature"] = $this->sign($this->secret_key, $params);
|
||
|
|
|
||
|
|
$result = $this->send_http_request($params);
|
||
|
|
return array_key_exists('result', $result) ? $result['result'] : false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 计算参数签名
|
||
|
|
* @param $secret_key 密钥对key
|
||
|
|
* @param $params 请求参数
|
||
|
|
*/
|
||
|
|
private function sign($secret_key, $params){
|
||
|
|
ksort($params); // 参数排序
|
||
|
|
$buff="";
|
||
|
|
foreach($params as $key=>$value){
|
||
|
|
$buff .=$key;
|
||
|
|
$buff .=$value;
|
||
|
|
}
|
||
|
|
$buff .= $secret_key;
|
||
|
|
return md5(mb_convert_encoding($buff, "utf8", "auto"));
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 发送http请求
|
||
|
|
* @param $params 请求参数
|
||
|
|
*/
|
||
|
|
private function send_http_request($params){
|
||
|
|
$ch = curl_init();
|
||
|
|
curl_setopt($ch, CURLOPT_URL, YIDUN_CAPTCHA_API_URL);
|
||
|
|
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
|
||
|
|
curl_setopt($ch, CURLOPT_POST, 1);
|
||
|
|
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, YIDUN_CAPTCHA_API_TIMEOUT);
|
||
|
|
curl_setopt($ch, CURLOPT_TIMEOUT, YIDUN_CAPTCHA_API_TIMEOUT);
|
||
|
|
curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($params));
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Returns TRUE on success or FALSE on failure.
|
||
|
|
* However, if the CURLOPT_RETURNTRANSFER option is set, it will return the result on success, FALSE on failure.
|
||
|
|
*/
|
||
|
|
$result = curl_exec($ch);
|
||
|
|
// var_dump($result);
|
||
|
|
|
||
|
|
if(curl_errno($ch)){
|
||
|
|
$msg = curl_error($ch);
|
||
|
|
curl_close($ch);
|
||
|
|
return array("error"=>500, "msg"=>$msg, "result"=>false);
|
||
|
|
}else{
|
||
|
|
curl_close($ch);
|
||
|
|
return json_decode($result, true);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|