/**
* 微信的登录页面.
*/
public function login()
{
if (empty($this->request->query['code'])) {
// TODO 用户不授权
exit;
}
$response = WeixinUtil::get_oauth2_response($this->request->query['code']);
if (empty($response)) {
// TODO
exit;
}
$weixin_media_id = intval($this->request->query['media']);
$oauth_weixin_user = OauthWeixinUsers::find('first', array('conditions' => array('weixin_media_id' => $weixin_media_id, 'openid' => strval($response->openid))));
if (empty($oauth_weixin_user)) {
// 用户没有经过register步骤而是直接login的, 这个时候没有绑定到weixin_user
$user_info = WeixinUtil::get_oauth2_user_info($response->access_token, $response->openid);
if (empty($user_info)) {
// TODO 获取用户信息出错
exit;
}
if (empty($user_info->headimgurl)) {
$user_info->headimgurl = 'http://weixiao.qq.com/upload/avatar/default-avatar.jpg';
}
$oauth_weixin_user = OauthWeixinUsers::create();
$oauth_weixin_user->weixin_media_id = $weixin_media_id;
$oauth_weixin_user->openid = $user_info->openid;
$oauth_weixin_user->nickname = $user_info->nickname;
$oauth_weixin_user->avatar_image = $user_info->headimgurl;
$oauth_weixin_user->weixin_user_id = 0;
$oauth_weixin_user->modified_at = DateUtil::now();
$oauth_weixin_user->save();
}
// 让该用户登录
OauthWeixinUserService::after_login($oauth_weixin_user->to('array'));
$ref_url = UrlUtil::get_safe_redirect_url($this->request->query['ref_url']);
return $this->redirect($ref_url, array('exit' => true));
}
