我阅读了有关新 facebook sdk 的完整文档,但仍然不明白如何从登录 accessToken 获取电子邮件。网上有些人说这是这项工作,对我来说不是。这段代码有什么问题以及为什么我收不到电子邮件。是的,我在 Facebook 个人资料中有电子邮件。
// facebook login
btnFacebook.setReadPermissions("email");
btnFacebook.setFragment(this);
btnFacebook.registerCallback(mCallbackManager, new FacebookCallback() {
@Override
public void onSuccess(LoginResult loginResult) {
GraphRequest.newMeRequest(
loginResult.getAccessToken(), new GraphRequest.GraphJSONObjectCallback() {
@Override
public void onCompleted(JSONObject me, GraphResponse response) {
if (response.getError() != null) {
// handle error
} khác {
String email = me.optString("email");
String id = me.optString("id");
// send email and id to your web server
}
}
}).executeAsync();
...
我会得到 token ,但只有我的名字和 ID :/
CODE OK,GraphRequest 必须是显式配置
尝试使用此代码获取用户详细信息。
loginButton = (LoginButton) findViewById(R.id.login_button);
List < String > permissionNeeds = Arrays.asList("user_photos", "email",
"user_birthday", "public_profile", "AccessToken");
loginButton.registerCallback(callbackManager,
new FacebookCallback < LoginResult > () {@Override
public void onSuccess(LoginResult loginResult) {
System.out.println("onSuccess");
String accessToken = loginResult.getAccessToken()
.getToken();
Log.i("accessToken", accessToken);
GraphRequest request = GraphRequest.newMeRequest(
loginResult.getAccessToken(),
new GraphRequest.GraphJSONObjectCallback() {@Override
public void onCompleted(JSONObject object,
GraphResponse response) {
Log.i("LoginActivity", response.toString());
thử {
id = object.getString("id");
thử {
URL profile_pic = new URL(
"http://graph.facebook.com/" + id + "/picture?type=large");
Log.i("profile_pic",
profile_pic + "");
} catch (MalformedURLException e) {
e.printStackTrace();
}
String name = object.getString("name");
String email = object.getString("email");
String gender = object.getString("gender");
String birthday = object.getString("birthday");
} catch (JSONException e) {
e.printStackTrace();
}
}
});
Bundle parameters = new Bundle();
parameters.putString("fields",
"id,name,email,gender, birthday");
request.setParameters(parameters);
request.executeAsync();
}
@Override
public void onCancel() {
System.out.println("onCancel");
}
@Override
public void onError(FacebookException exception) {
System.out.println("onError");
Log.v("LoginActivity", exception.getCause().toString());
}
});
Tôi là một lập trình viên xuất sắc, rất giỏi!