#import "RNFirebaseAuth.h" #import "RNFirebaseEvents.h" @implementation RNFirebaseAuth RCT_EXPORT_MODULE(RNFirebaseAuth); /** addAuthStateListener */ RCT_EXPORT_METHOD(addAuthStateListener) { self->listening = true; self->authListenerHandle = [[FIRAuth auth] addAuthStateDidChangeListener:^(FIRAuth *_Nonnull auth, FIRUser *_Nullable user) { if (user != nil) { [self sendJSEvent:AUTH_CHANGED_EVENT props: @{ @"authenticated": @(true),@"user": [self firebaseUserToDict:user] }]; } else { [self sendJSEvent:AUTH_CHANGED_EVENT props:@{ @"authenticated": @(false) }]; } }]; } /** removeAuthStateListener */ RCT_EXPORT_METHOD(removeAuthStateListener) { if (self->authListenerHandle != nil) { [[FIRAuth auth] removeAuthStateDidChangeListener:self->authListenerHandle]; self->listening = false; } } /** signOut @param RCTPromiseResolveBlock resolve @param RCTPromiseRejectBlock reject @return */ RCT_EXPORT_METHOD(signOut:(RCTPromiseResolveBlock) resolve rejecter:(RCTPromiseRejectBlock) reject) { FIRUser *user = [FIRAuth auth].currentUser; if (user) { NSError *error; [[FIRAuth auth] signOut:&error]; if (!error) [self promiseNoUser:resolve rejecter:reject isError:NO]; else [self promiseRejectAuthException:reject error:error]; } else { [self promiseNoUser:resolve rejecter:reject isError:YES]; } } /** signInAnonymously @param RCTPromiseResolveBlock resolve @param RCTPromiseRejectBlock reject @return */ RCT_EXPORT_METHOD(signInAnonymously:(RCTPromiseResolveBlock) resolve rejecter:(RCTPromiseRejectBlock) reject) { [[FIRAuth auth] signInAnonymouslyWithCompletion:^(FIRUser *user, NSError *error) { if (error) { [self promiseRejectAuthException:reject error:error]; } else { [self promiseWithUser:resolve rejecter:reject user:user]; } }]; } /** signInWithEmailAndPassword @param NSString NSString email @param NSString NSString password @param RCTPromiseResolveBlock resolve @param RCTPromiseRejectBlock reject @return return */ RCT_EXPORT_METHOD(signInWithEmailAndPassword:(NSString *)email pass:(NSString *)password resolver:(RCTPromiseResolveBlock) resolve rejecter:(RCTPromiseRejectBlock) reject) { [[FIRAuth auth] signInWithEmail:email password:password completion:^(FIRUser *user, NSError *error) { if (error) { [self promiseRejectAuthException:reject error:error]; } else { [self promiseWithUser:resolve rejecter:reject user:user]; } }]; } /** createUserWithEmailAndPassword @param NSString NSString email @param NSString NSString password @param RCTPromiseResolveBlock resolve @param RCTPromiseRejectBlock reject @return return */ RCT_EXPORT_METHOD(createUserWithEmailAndPassword:(NSString *)email pass:(NSString *)password resolver:(RCTPromiseResolveBlock) resolve rejecter:(RCTPromiseRejectBlock) reject) { [[FIRAuth auth] createUserWithEmail:email password:password completion:^(FIRUser *user, NSError *error) { if (error) { [self promiseRejectAuthException:reject error:error]; } else { [self promiseWithUser:resolve rejecter:reject user:user]; } }]; } /** deleteUser @param RCTPromiseResolveBlock resolve @param RCTPromiseRejectBlock reject @return return */ RCT_EXPORT_METHOD(delete:(RCTPromiseResolveBlock) resolve rejecter:(RCTPromiseRejectBlock) reject) { FIRUser *user = [FIRAuth auth].currentUser; if (user) { [user deleteWithCompletion:^(NSError *_Nullable error) { if (error) { [self promiseRejectAuthException:reject error:error]; } else { [self promiseNoUser:resolve rejecter:reject isError:NO]; } }]; } else { [self promiseNoUser:resolve rejecter:reject isError:YES]; } } /** reload @param RCTPromiseResolveBlock resolve @param RCTPromiseRejectBlock reject @return return */ RCT_EXPORT_METHOD(reload:(RCTPromiseResolveBlock) resolve rejecter:(RCTPromiseRejectBlock) reject) { FIRUser *user = [FIRAuth auth].currentUser; if (user) { [user reloadWithCompletion:^(NSError *_Nullable error) { if (error) { [self promiseRejectAuthException:reject error:error]; } else { FIRUser *userAfterReload = [FIRAuth auth].currentUser; [self promiseWithUser:resolve rejecter:reject user:userAfterReload]; } }]; } else { [self promiseNoUser:resolve rejecter:reject isError:YES]; } } /** sendEmailVerification @param RCTPromiseResolveBlock resolve @param RCTPromiseRejectBlock reject @return return */ RCT_EXPORT_METHOD(sendEmailVerification:(RCTPromiseResolveBlock) resolve rejecter:(RCTPromiseRejectBlock) reject) { FIRUser *user = [FIRAuth auth].currentUser; if (user) { [user sendEmailVerificationWithCompletion:^(NSError *_Nullable error) { if (error) { [self promiseRejectAuthException:reject error:error]; } else { [self promiseNoUser:resolve rejecter:reject isError:NO]; } }]; } else { [self promiseNoUser:resolve rejecter:reject isError:YES]; } } /** updateEmail @param NSString email @param RCTPromiseResolveBlock resolve @param RCTPromiseRejectBlock reject @return return */ RCT_EXPORT_METHOD(updateEmail:(NSString *) email resolver:(RCTPromiseResolveBlock) resolve rejecter:(RCTPromiseRejectBlock) reject) { FIRUser *user = [FIRAuth auth].currentUser; if (user) { [user updateEmail:email completion:^(NSError *_Nullable error) { if (error) { [self promiseRejectAuthException:reject error:error]; } else { FIRUser *userAfterUpdate = [FIRAuth auth].currentUser; [self promiseWithUser:resolve rejecter:reject user:userAfterUpdate]; } }]; } else { [self promiseNoUser:resolve rejecter:reject isError:YES]; } } /** updatePassword @param NSString password @param RCTPromiseResolveBlock resolve @param RCTPromiseRejectBlock reject @return return */ RCT_EXPORT_METHOD(updatePassword:(NSString *) password resolver:(RCTPromiseResolveBlock) resolve rejecter:(RCTPromiseRejectBlock) reject) { FIRUser *user = [FIRAuth auth].currentUser; if (user) { [user updatePassword:password completion:^(NSError *_Nullable error) { if (error) { [self promiseRejectAuthException:reject error:error]; } else { FIRUser *userAfterUpdate = [FIRAuth auth].currentUser; [self promiseWithUser:resolve rejecter:reject user:userAfterUpdate]; } }]; } else { [self promiseNoUser:resolve rejecter:reject isError:YES]; } } /** updateProfile @param NSDictionary props @param RCTPromiseResolveBlock resolve @param RCTPromiseRejectBlock reject @return return */ RCT_EXPORT_METHOD(updateProfile:(NSDictionary *) props resolver:(RCTPromiseResolveBlock) resolve rejecter:(RCTPromiseRejectBlock) reject) { FIRUser *user = [FIRAuth auth].currentUser; if (user) { FIRUserProfileChangeRequest *changeRequest = [user profileChangeRequest]; NSMutableArray *allKeys = [[props allKeys] mutableCopy]; for (NSString *key in allKeys) { @try { if ([key isEqualToString:@"photoURL"]) { NSURL *url = [NSURL URLWithString:[props valueForKey:key]]; [changeRequest setValue:url forKey:key]; } else { [changeRequest setValue:[props objectForKey:key] forKey:key]; } } @catch (NSException *exception) { NSLog(@"Exception occurred while configuring: %@", exception); } } [changeRequest commitChangesWithCompletion:^(NSError *_Nullable error) { if (error) { [self promiseRejectAuthException:reject error:error]; } else { FIRUser *userAfterUpdate = [FIRAuth auth].currentUser; [self promiseWithUser:resolve rejecter:reject user:userAfterUpdate]; } }]; } else { [self promiseNoUser:resolve rejecter:reject isError:YES]; } } /** getToken @param RCTPromiseResolveBlock resolve @param RCTPromiseRejectBlock reject @return */ RCT_EXPORT_METHOD(getToken:(BOOL)forceRefresh resolver:(RCTPromiseResolveBlock) resolve rejecter:(RCTPromiseRejectBlock) reject) { FIRUser *user = [FIRAuth auth].currentUser; if (user) { [user getTokenForcingRefresh:(BOOL) forceRefresh completion:^(NSString *token, NSError *_Nullable error) { if (error) { [self promiseRejectAuthException:reject error:error]; } else { resolve(token); } }]; } else { [self promiseNoUser:resolve rejecter:reject isError:YES]; } } /** signInWithCredential @param NSString provider @param NSString authToken @param NSString authSecret @param RCTPromiseResolveBlock resolve @param RCTPromiseRejectBlock reject @return */ RCT_EXPORT_METHOD(signInWithCredential:(NSString *)provider token:(NSString *)authToken secret:(NSString *)authSecret resolver:(RCTPromiseResolveBlock) resolve rejecter:(RCTPromiseRejectBlock) reject) { FIRAuthCredential *credential = [self getCredentialForProvider:provider token:authToken secret:authSecret]; if (credential == nil) { return reject(@"auth/invalid-credential", @"The supplied auth credential is malformed, has expired or is not currently supported.", nil); } [[FIRAuth auth] signInWithCredential:credential completion:^(FIRUser *user, NSError *error) { if (error) { [self promiseRejectAuthException:reject error:error]; } else { [self promiseWithUser:resolve rejecter:reject user:user]; } }]; } /** sendPasswordResetEmail @param NSString email @param RCTPromiseResolveBlock resolve @param RCTPromiseRejectBlock reject @return */ RCT_EXPORT_METHOD(sendPasswordResetEmail:(NSString *)email resolver:(RCTPromiseResolveBlock) resolve rejecter:(RCTPromiseRejectBlock) reject) { [[FIRAuth auth] sendPasswordResetWithEmail:email completion:^(NSError *_Nullable error) { if (error) { [self promiseRejectAuthException:reject error:error]; } else { [self promiseNoUser:resolve rejecter:reject isError:NO]; } }]; } /** getCurrentUser @param RCTPromiseResolveBlock resolve @param RCTPromiseRejectBlock reject @return */ RCT_EXPORT_METHOD(getCurrentUser:(RCTPromiseResolveBlock) resolve rejecter:(RCTPromiseRejectBlock) reject) { FIRUser *user = [FIRAuth auth].currentUser; [self promiseWithUser:resolve rejecter:reject user:user]; } /** signInWithCustomToken @param RCTPromiseResolveBlock resolve @param RCTPromiseRejectBlock reject @return */ RCT_EXPORT_METHOD(signInWithCustomToken: (NSString *)customToken resolver:(RCTPromiseResolveBlock) resolve rejecter:(RCTPromiseRejectBlock) reject) { [[FIRAuth auth] signInWithCustomToken:customToken completion:^(FIRUser *user, NSError *error) { if (error) { [self promiseRejectAuthException:reject error:error]; } else { [self promiseWithUser:resolve rejecter:reject user:user]; } }]; } /** link - *insert zelda joke here* @param NSString provider @param NSString authToken @param NSString authSecret @param RCTPromiseResolveBlock resolve @param RCTPromiseRejectBlock reject @return */ RCT_EXPORT_METHOD(link:(NSString *)provider authToken:(NSString *)authToken authSecret:(NSString *)authSecret resolver:(RCTPromiseResolveBlock) resolve rejecter:(RCTPromiseRejectBlock) reject) { FIRAuthCredential *credential = [self getCredentialForProvider:provider token:authToken secret:authSecret]; if (credential == nil) { return reject(@"auth/invalid-credential", @"The supplied auth credential is malformed, has expired or is not currently supported.", nil); } FIRUser *user = [FIRAuth auth].currentUser; if (user) { [user linkWithCredential:credential completion:^(FIRUser *_Nullable user, NSError *_Nullable error) { if (error) { [self promiseRejectAuthException:reject error:error]; } else { [self promiseWithUser:resolve rejecter:reject user:user]; } }]; } else { [self promiseNoUser:resolve rejecter:reject isError:YES]; } } /** reauthenticate @param NSString provider @param NSString authToken @param NSString authSecret @param RCTPromiseResolveBlock resolve @param RCTPromiseRejectBlock reject @return */ RCT_EXPORT_METHOD(reauthenticate:(NSString *)provider authToken:(NSString *)authToken authSecret:(NSString *)authSecret resolver:(RCTPromiseResolveBlock) resolve rejecter:(RCTPromiseRejectBlock) reject) { FIRAuthCredential *credential = [self getCredentialForProvider:provider token:authToken secret:authSecret]; if (credential == nil) { return reject(@"auth/invalid-credential", @"The supplied auth credential is malformed, has expired or is not currently supported.", nil); } FIRUser *user = [FIRAuth auth].currentUser; if (user) { [user reauthenticateWithCredential:credential completion:^(NSError *_Nullable error) { if (error) { [self promiseRejectAuthException:reject error:error]; } else { FIRUser *userAfterAuth = [FIRAuth auth].currentUser; [self promiseWithUser:resolve rejecter:reject user:userAfterAuth]; } }]; } else { [self promiseNoUser:resolve rejecter:reject isError:YES]; } } /** fetchProvidersForEmail @param NSString email @param RCTPromiseResolveBlock resolve @param RCTPromiseRejectBlock reject @return */ RCT_EXPORT_METHOD(fetchProvidersForEmail:(NSString *)email resolver:(RCTPromiseResolveBlock) resolve rejecter:(RCTPromiseRejectBlock) reject) { [[FIRAuth auth] fetchProvidersForEmail:email completion:^(NSArray *_Nullable providers, NSError *_Nullable error) { if (error) { [self promiseRejectAuthException:reject error:error]; } else if (!providers) { NSMutableArray *emptyResponse = [[NSMutableArray alloc] init]; resolve(emptyResponse); } else { resolve(providers); } }]; } /** getCredentialForProvider @param provider @param authToken @param authTokenSecret @return FIRAuthCredential */ - (FIRAuthCredential *)getCredentialForProvider:(NSString *)provider token:(NSString *)authToken secret:(NSString *)authTokenSecret { FIRAuthCredential *credential; if ([provider compare:@"twitter" options:NSCaseInsensitiveSearch] == NSOrderedSame) { credential = [FIRTwitterAuthProvider credentialWithToken:authToken secret:authTokenSecret]; } else if ([provider compare:@"facebook" options:NSCaseInsensitiveSearch] == NSOrderedSame) { credential = [FIRFacebookAuthProvider credentialWithAccessToken:authToken]; } else if ([provider compare:@"google" options:NSCaseInsensitiveSearch] == NSOrderedSame) { credential = [FIRGoogleAuthProvider credentialWithIDToken:authToken accessToken:authTokenSecret]; } else if ([provider compare:@"password" options:NSCaseInsensitiveSearch] == NSOrderedSame) { credential = [FIREmailPasswordAuthProvider credentialWithEmail:authToken password:authTokenSecret]; } else if ([provider compare:@"github" options:NSCaseInsensitiveSearch] == NSOrderedSame) { credential = [FIRGitHubAuthProvider credentialWithToken:authToken]; } else { NSLog(@"Provider not yet handled: %@", provider); } return credential; } /** Resolve or reject a promise based on isError value @param resolve RCTPromiseResolveBlock @param reject RCTPromiseRejectBlock @param isError BOOL */ - (void) promiseNoUser:(RCTPromiseResolveBlock) resolve rejecter:(RCTPromiseRejectBlock) reject isError:(BOOL) isError { if (isError) { reject(@"auth/no-current-user", @"No user currently signed in.", nil); } else { resolve([NSNull null]); } } /** Reject a promise with an auth exception @param reject RCTPromiseRejectBlock @param error NSError */ - (void) promiseRejectAuthException:(RCTPromiseRejectBlock) reject error:(NSError *)error { NSString *code = @"auth/unknown"; NSString *message = [error localizedDescription]; switch (error.code) { case FIRAuthErrorCodeInvalidCustomToken: code = @"auth/invalid-custom-token"; message = @"The custom token format is incorrect. Please check the documentation."; break; case FIRAuthErrorCodeCustomTokenMismatch: code = @"auth/custom-token-mismatch"; message = @"The custom token corresponds to a different audience."; break; case FIRAuthErrorCodeInvalidCredential: code = @"auth/invalid-credential"; message = @"The supplied auth credential is malformed or has expired."; break; case FIRAuthErrorCodeInvalidEmail: code = @"auth/invalid-email"; message = @"The email address is badly formatted."; break; case FIRAuthErrorCodeWrongPassword: code = @"auth/wrong-password"; message = @"The password is invalid or the user does not have a password."; break; case FIRAuthErrorCodeUserMismatch: code = @"auth/user-mismatch"; message = @"The supplied credentials do not correspond to the previously signed in user."; break; case FIRAuthErrorCodeRequiresRecentLogin: code = @"auth/requires-recent-login"; message = @"This operation is sensitive and requires recent authentication. Log in again before retrying this request."; break; case FIRAuthErrorCodeAccountExistsWithDifferentCredential: code = @"auth/account-exists-with-different-credential"; message = @"An account already exists with the same email address but different sign-in credentials. Sign in using a provider associated with this email address."; break; case FIRAuthErrorCodeEmailAlreadyInUse: code = @"auth/email-already-in-use"; message = @"The email address is already in use by another account."; break; case FIRAuthErrorCodeCredentialAlreadyInUse: code = @"auth/credential-already-in-use"; message = @"This credential is already associated with a different user account."; break; case FIRAuthErrorCodeUserDisabled: code = @"auth/user-disabled"; message = @"The user account has been disabled by an administrator."; break; case FIRAuthErrorCodeUserTokenExpired: code = @"auth/user-token-expired"; message = @"The user's credential is no longer valid. The user must sign in again."; break; case FIRAuthErrorCodeUserNotFound: code = @"auth/user-not-found"; message = @"There is no user record corresponding to this identifier. The user may have been deleted."; break; case FIRAuthErrorCodeInvalidUserToken: code = @"auth/invalid-user-token"; message = @"The user's credential is no longer valid. The user must sign in again."; break; case FIRAuthErrorCodeWeakPassword: code = @"auth/weak-password"; message = @"The given password is invalid."; break; case FIRAuthErrorCodeOperationNotAllowed: code = @"auth/operation-not-allowed"; message = @"This operation is not allowed. You must enable this service in the console."; break; case FIRAuthErrorCodeNetworkError: code = @"auth/network-error"; message = @"A network error has occurred, please try again."; break; case FIRAuthErrorCodeInternalError: code = @"auth/internal-error"; message = @"An internal error has occurred, please try again."; break; // unsure of the below codes so leaving them as the default error message case FIRAuthErrorCodeTooManyRequests: code = @"auth/too-many-requests"; break; case FIRAuthErrorCodeProviderAlreadyLinked: code = @"auth/provider-already-linked"; break; case FIRAuthErrorCodeNoSuchProvider: code = @"auth/no-such-provider"; break; case FIRAuthErrorCodeInvalidAPIKey: code = @"auth/invalid-api-key"; break; case FIRAuthErrorCodeAppNotAuthorized: code = @"auth/app-not-authorised"; break; case FIRAuthErrorCodeExpiredActionCode: code = @"auth/expired-action-code"; break; case FIRAuthErrorCodeInvalidMessagePayload: code = @"auth/invalid-message-payload"; break; case FIRAuthErrorCodeInvalidSender: code = @"auth/invalid-sender"; break; case FIRAuthErrorCodeInvalidRecipientEmail: code = @"auth/invalid-recipient-email"; break; case FIRAuthErrorCodeKeychainError: code = @"auth/keychain-error"; break; default: break; } reject(code, message, error); } /** Resolve or reject a promise based on FIRUser value existance @param resolve RCTPromiseResolveBlock @param reject RCTPromiseRejectBlock @param user FIRUser */ - (void) promiseWithUser:(RCTPromiseResolveBlock) resolve rejecter:(RCTPromiseRejectBlock) reject user:(FIRUser *) user { if (user) { NSDictionary *userDict = [self firebaseUserToDict:user]; resolve(userDict); } else { [self promiseNoUser:resolve rejecter:reject isError:YES]; } } /** wrapper for sendEventWithName for auth events @param title sendEventWithName @param props <#props description#> */ - (void) sendJSEvent:(NSString *)title props:(NSDictionary *)props { @try { if (self->listening) { [self sendEventWithName:title body:props]; } } @catch (NSException *error) { NSLog(@"An error occurred in sendJSEvent: %@", [error debugDescription]); } } /** Converts an array of FIRUserInfo instances into the correct format to match the web sdk @param providerData FIRUser.providerData @return NSArray */ - (NSArray *) convertProviderData:(NSArray > *) providerData { NSMutableArray *output = [NSMutableArray array]; for (id userInfo in providerData) { NSMutableDictionary *pData = [NSMutableDictionary dictionary]; if (userInfo.providerID != nil) { [pData setValue: userInfo.providerID forKey:@"providerId"]; } if (userInfo.uid != nil) { [pData setValue: userInfo.uid forKey:@"uid"]; } if (userInfo.displayName != nil) { [pData setValue: userInfo.displayName forKey:@"displayName"]; } if (userInfo.photoURL != nil) { [pData setValue: [userInfo.photoURL absoluteString] forKey:@"photoURL"]; } if (userInfo.email != nil) { [pData setValue: userInfo.email forKey:@"email"]; } [output addObject:pData]; } return output; } /** Converts a FIRUser instance into a dictionary to send via RNBridge @param user FIRUser @return NSDictionary */ - (NSDictionary *) firebaseUserToDict:(FIRUser *) user { NSMutableDictionary *userDict = [ @{ @"uid": user.uid, @"email": user.email ? user.email : [NSNull null], @"emailVerified": @(user.emailVerified), @"isAnonymous": @(user.anonymous), @"displayName": user.displayName ? user.displayName : [NSNull null], @"refreshToken": user.refreshToken, @"providerId": [user.providerID lowercaseString], @"providerData": [self convertProviderData: user.providerData] } mutableCopy ]; if ([user valueForKey:@"photoURL"] != nil) { [userDict setValue: [user.photoURL absoluteString] forKey:@"photoURL"]; } return userDict; } - (NSArray *)supportedEvents { return @[AUTH_CHANGED_EVENT, AUTH_ANONYMOUS_ERROR_EVENT, AUTH_ERROR_EVENT]; } @end