tp5 micro-channel authorization

protected $appid = '****************';         //微信 appid
protected $appsecrt = '******************';     //微信 appsecrt

// ----------- Silent authorization (can not get the user's nickname, avatar, to get the user's nickname and avatar to use the user to confirm the authorization) 
public function getBaseInfo () 
{ 
    // get code 
    $ redirect_uri = urlencode ( "http: //www.******.com/index/index/getWxCode"); // callback address 
    $ url = "https://open.weixin.qq.com/connect/oauth2/authorize ? appid = ". $ this-> appid." & redirect_uri = $ redirect_uri & response_type = code & scope = snsapi_base & state = 123 # wechat_redirect "; // state can arbitrarily

    $this->redirect($url, 302);// tp5的重定向方法 
}

public function getWxCode()
{
    //获取access_token
    //获取openID
    $code = $_GET['code'];
    $url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=" . $this->appid . "&secret=" . $this->appsecrt . "&code=$code&grant_type=authorization_code";

    $r = http_curl($url);
    $openid = $r['openid'];
    $access_token = $r['access_token'];
    var_dump('access_token是：' . $access_token . '=========' . 'openid是：' . $openid);
}


//-------------------------------end-----------------------------------

//-----------用户确认授权          
public function getCodeUserInfo($temp)
{
    //获取code
    $redirect_uri = urlencode("http://zs.zs13ce.gx.cn/index/index/getWxUserInfo");//回调地址
    $url = "https://open.weixin.qq.com/connect/oauth2/authorize?appid=" . $this->appid . "&redirect_uri=$redirect_uri&response_type=code&scope=snsapi_userinfo&state=$temp&connect_redirect=1#wechat_redirect"; //state 可任意

    $ this-> redirect ($ url, 302); // tp5 redirection method  
}

public function getWxUserInfo()
    {
        //换取网页授权access_token
        //获取openid
        $code = $this->request->param('code');
        $state = $this->request->param('state');
        $url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=" . $this->appid . "&secret=" . $this->appsecrt . "&code=" . $code . "&grant_type=authorization_code";
        $rjson = http_curl($url);
        $access_token = $rjson['access_token'];//得到access_token ( 网页的)
        $openId = $rjson['openid'];//得到openid
        $userInfoUrl = "https://api.weixin.qq.com/sns/userinfo?access_token=$access_token&openid=" . $this->. AppID " & lang = zh_CN"; // get user information

        Result = http_curl $ ($ userInfoUrl); 
// var_dump ($ Result); // Print User details 
// Die; 
        IF (empty ($ Result)) { 
            echo 0; Die; 
        } 
        $ User name :: = Db ( "User") -> WHERE ( "OpenID", $ Result [ "OpenID"]) -> Find (); 
        IF (empty ($ User)) { 
            // if there is no table, insert 
        } 
        $ the this -> _ User User $ =; 
        $ this-> setIsSq ($ User); 
        $ this-> the redirect (URL ($ State), 302); // redirection method TP5  
    }

http_curl function ($ URL, Data = $ []) 
{ 
    $ curl = curl_init (); // initialize 
    curl_setopt ($ curl, CURLOPT_URL, $ url); // set crawl URL 
    curl_setopt ($ curl, CURLOPT_SSL_VERIFYPEER, to false) ; // https request does not verify the certificate and the hosts 
    curl_setopt ($ curl, CURLOPT_SSL_VERIFYHOST, to false); 
    curl_setopt ($ curl, CURLOPT_HEADER, 0); // set the header information is output as a data stream is set to 1, will HTTP Do not print out the http header information to speed up the efficiency 
    curl_setopt ($ curl, CURLOPT_RETURNTRANSFER, 1 ); // set the acquired information is returned in the form of a file stream, instead of being output. If the setting is 0, the print information is to true 
    curl_setopt ($ curl, CURLOPT_POSTFIELDS, json_encode ($ Data, to true)); 
    $ Data = the curl_exec ($ curl); // Run 
    $ = Result of json_decode ($ Data, to true); 
    IF (Data == $ to false) { 
        echo "curl Error:" curl_error ($ curl);. 
        Exit ();
    } 
    Curl_close ($ curl); // Close the URL request 
    return $ Result; 
}