/**
* 构造方法
*/
function __construct($accessToken, $openid)
{
$params = array('access_token' => $accessToken, 'openid' => $openid);
$curl = new Curl();
$response = $curl->get(static::USERINFO_URL, $params);
if (empty($response)) {
throw new OAuthException('Get Userinfo Failure: ' . $curl->error());
}
$object = Json::decode($response);
if (!(isset($object->openid) || isset($object->nickname) || isset($object->headimgurl))) {
throw new OAuthException($object->errcode . ': ' . $object->errmsg);
}
$this->params = $object;
}
/**
* 授权回调（通过 Code 换取 AccessToken）
*
*/
public function getAccessToken($code)
{
$params = array('appid' => $this->appid, 'secret' => $this->appsecret, 'code' => $code, 'grant_type' => 'authorization_code');
$curl = new Curl();
$response = $curl->get(static::ACCESS_TOKEN_URL, $params);
if (empty($response)) {
throw new OAuthException('Get AccessToken Failure: ' . $curl->error());
}
$object = Json::decode($response);
if (isset($object->access_token) && isset($object->expires_in) && isset($object->openid)) {
return $object;
}
throw new OAuthException($object->errcode . ': ' . $object->errmsg);
}