FacebookAuthProvider class

Penyedia untuk menghasilkan OAuthCredential untuk ProviderId .FACEBOOK.

Tanda tangan:

export declare class FacebookAuthProvider extends BaseOAuthProvider 

Perluasan: BaseOAuthProvider

Konstruktor

Properti

Metode

FacebookAuthProvider.(konstruktor)

Membuat instance baru dari kelas FacebookAuthProvider

Tanda tangan:

constructor();

FacebookAuthProvider.FACEBOOK_SIGN_IN_METHOD

Selalu disetel ke SignInMethod .FACEBOOK.

Tanda tangan:

static readonly FACEBOOK_SIGN_IN_METHOD: 'facebook.com';

FacebookAuthProvider.PROVIDER_ID

Selalu disetel ke ProviderId .FACEBOOK.

Tanda tangan:

static readonly PROVIDER_ID: 'facebook.com';

FacebookAuthProvider.kredensial()

Membuat kredensial untuk Facebook.

Tanda tangan:

static credential(accessToken: string): OAuthCredential;

Parameter

Pengembalian:

Kredensial OAuth

Contoh

// `event` from the Facebook auth.authResponseChange callback.
const credential = FacebookAuthProvider.credential(event.authResponse.accessToken);
const result = await signInWithCredential(credential);

FacebookAuthProvider.credentialFromError()

Digunakan untuk mengekstrak OAuthCredential yang mendasarinya dari AuthError yang muncul selama operasi masuk, menautkan, atau mengautentikasi ulang.

Tanda tangan:

static credentialFromError(error: FirebaseError): OAuthCredential | null;

Parameter

Pengembalian:

Kredensial OAuth | batal

FacebookAuthProvider.credentialFromResult()

Digunakan untuk mengekstrak OAuthCredential yang mendasarinya dari UserCredential .

Tanda tangan:

static credentialFromResult(userCredential: UserCredential): OAuthCredential | null;

Parameter

Pengembalian:

Kredensial OAuth | batal

Contoh 1

// Sign in using a redirect.
const provider = new FacebookAuthProvider();
// Start a sign in process for an unauthenticated user.
provider.addScope('user_birthday');
await signInWithRedirect(auth, provider);
// This will trigger a full page redirect away from your app

// After returning from the redirect when your app initializes you can obtain the result
const result = await getRedirectResult(auth);
if (result) {
  // This is the signed-in user
  const user = result.user;
  // This gives you a Facebook Access Token.
  const credential = FacebookAuthProvider.credentialFromResult(result);
  const token = credential.accessToken;
}

Contoh 2

// Sign in using a popup.
const provider = new FacebookAuthProvider();
provider.addScope('user_birthday');
const result = await signInWithPopup(auth, provider);

// The signed-in user info.
const user = result.user;
// This gives you a Facebook Access Token.
const credential = FacebookAuthProvider.credentialFromResult(result);
const token = credential.accessToken;