mirror of
https://github.com/firebase/firebase-ios-sdk
synced 2026-11-09 22:36:01 +05:45
Maksym Malyhin
1bc3255436
* FIS: Throw exception on incomplete Firebase config. * API docs updated. * FirebaseInstallations bump minor version: 1.1.0 * Fix tests * Text fixed * Make exception message more informative * Fix Remote Config tests. * Tests updated to use GCMSenderID if projectID is not available. * Use `GCMSenderID` when `projectID` is not available. * ./scripts/style.sh * Comments * GCMSenderID and projectID validation updated. * Comment * FirebaseInstallations: version bump to 1.0.1. * FIS changelog * FirebaseInstallations: version bump to 1.1.0 * FIS and Core changelogs. * Changelogs remove GCMSenderID * Typo * Typo * fix link * Revert Core changelog * FIS changelog fix.
459 lines
18 KiB
Objective-C
459 lines
18 KiB
Objective-C
/*
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* Copyright 2019 Google
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#import "FIRInstallationsIDController.h"
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#if __has_include(<FBLPromises/FBLPromises.h>)
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#import <FBLPromises/FBLPromises.h>
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#else
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#import "FBLPromises.h"
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#endif
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#import <FirebaseCore/FIRAppInternal.h>
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#import "FIRInstallationsAPIService.h"
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#import "FIRInstallationsErrorUtil.h"
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#import "FIRInstallationsIIDStore.h"
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#import "FIRInstallationsIIDTokenStore.h"
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#import "FIRInstallationsItem.h"
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#import "FIRInstallationsLogger.h"
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#import "FIRInstallationsSingleOperationPromiseCache.h"
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#import "FIRInstallationsStore.h"
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#import "FIRSecureStorage.h"
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#import "FIRInstallationsHTTPError.h"
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#import "FIRInstallationsStoredAuthToken.h"
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const NSNotificationName FIRInstallationIDDidChangeNotification =
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@"FIRInstallationIDDidChangeNotification";
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NSString *const kFIRInstallationIDDidChangeNotificationAppNameKey =
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@"FIRInstallationIDDidChangeNotification";
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NSTimeInterval const kFIRInstallationsTokenExpirationThreshold = 60 * 60; // 1 hour.
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@interface FIRInstallationsIDController ()
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@property(nonatomic, readonly) NSString *appID;
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@property(nonatomic, readonly) NSString *appName;
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@property(nonatomic, readonly) FIRInstallationsStore *installationsStore;
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@property(nonatomic, readonly) FIRInstallationsIIDStore *IIDStore;
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@property(nonatomic, readonly) FIRInstallationsIIDTokenStore *IIDTokenStore;
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@property(nonatomic, readonly) FIRInstallationsAPIService *APIService;
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@property(nonatomic, readonly) FIRInstallationsSingleOperationPromiseCache<FIRInstallationsItem *>
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*getInstallationPromiseCache;
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@property(nonatomic, readonly)
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FIRInstallationsSingleOperationPromiseCache<FIRInstallationsItem *> *authTokenPromiseCache;
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@property(nonatomic, readonly) FIRInstallationsSingleOperationPromiseCache<FIRInstallationsItem *>
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*authTokenForcingRefreshPromiseCache;
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@property(nonatomic, readonly)
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FIRInstallationsSingleOperationPromiseCache<NSNull *> *deleteInstallationPromiseCache;
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@end
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@implementation FIRInstallationsIDController
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- (instancetype)initWithGoogleAppID:(NSString *)appID
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appName:(NSString *)appName
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APIKey:(NSString *)APIKey
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projectID:(NSString *)projectID
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GCMSenderID:(NSString *)GCMSenderID
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accessGroup:(NSString *)accessGroup {
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FIRSecureStorage *secureStorage = [[FIRSecureStorage alloc] init];
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FIRInstallationsStore *installationsStore =
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[[FIRInstallationsStore alloc] initWithSecureStorage:secureStorage accessGroup:accessGroup];
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// Use `GCMSenderID` as project identifier when `projectID` is not available.
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NSString *APIServiceProjectID = (projectID.length > 0) ? projectID : GCMSenderID;
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FIRInstallationsAPIService *apiService =
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[[FIRInstallationsAPIService alloc] initWithAPIKey:APIKey projectID:APIServiceProjectID];
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FIRInstallationsIIDStore *IIDStore = [[FIRInstallationsIIDStore alloc] init];
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FIRInstallationsIIDTokenStore *IIDCheckingStore =
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[[FIRInstallationsIIDTokenStore alloc] initWithGCMSenderID:GCMSenderID];
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return [self initWithGoogleAppID:appID
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appName:appName
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installationsStore:installationsStore
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APIService:apiService
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IIDStore:IIDStore
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IIDTokenStore:IIDCheckingStore];
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}
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/// The initializer is supposed to be used by tests to inject `installationsStore`.
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- (instancetype)initWithGoogleAppID:(NSString *)appID
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appName:(NSString *)appName
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installationsStore:(FIRInstallationsStore *)installationsStore
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APIService:(FIRInstallationsAPIService *)APIService
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IIDStore:(FIRInstallationsIIDStore *)IIDStore
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IIDTokenStore:(FIRInstallationsIIDTokenStore *)IIDTokenStore {
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self = [super init];
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if (self) {
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_appID = appID;
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_appName = appName;
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_installationsStore = installationsStore;
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_APIService = APIService;
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_IIDStore = IIDStore;
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_IIDTokenStore = IIDTokenStore;
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__weak FIRInstallationsIDController *weakSelf = self;
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_getInstallationPromiseCache = [[FIRInstallationsSingleOperationPromiseCache alloc]
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initWithNewOperationHandler:^FBLPromise *_Nonnull {
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FIRInstallationsIDController *strongSelf = weakSelf;
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return [strongSelf createGetInstallationItemPromise];
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}];
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_authTokenPromiseCache = [[FIRInstallationsSingleOperationPromiseCache alloc]
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initWithNewOperationHandler:^FBLPromise *_Nonnull {
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FIRInstallationsIDController *strongSelf = weakSelf;
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return [strongSelf installationWithValidAuthTokenForcingRefresh:NO];
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}];
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_authTokenForcingRefreshPromiseCache = [[FIRInstallationsSingleOperationPromiseCache alloc]
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initWithNewOperationHandler:^FBLPromise *_Nonnull {
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FIRInstallationsIDController *strongSelf = weakSelf;
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return [strongSelf installationWithValidAuthTokenForcingRefresh:YES];
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}];
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_deleteInstallationPromiseCache = [[FIRInstallationsSingleOperationPromiseCache alloc]
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initWithNewOperationHandler:^FBLPromise *_Nonnull {
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FIRInstallationsIDController *strongSelf = weakSelf;
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return [strongSelf createDeleteInstallationPromise];
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}];
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}
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return self;
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}
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#pragma mark - Get Installation.
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- (FBLPromise<FIRInstallationsItem *> *)getInstallationItem {
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return [self.getInstallationPromiseCache getExistingPendingOrCreateNewPromise];
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}
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- (FBLPromise<FIRInstallationsItem *> *)createGetInstallationItemPromise {
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FIRLogDebug(kFIRLoggerInstallations,
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kFIRInstallationsMessageCodeNewGetInstallationOperationCreated, @"%s, appName: %@",
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__PRETTY_FUNCTION__, self.appName);
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FBLPromise<FIRInstallationsItem *> *installationItemPromise =
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[self getStoredInstallation].recover(^id(NSError *error) {
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return [self createAndSaveFID];
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});
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// Initiate registration process on success if needed, but return the installation without waiting
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// for it.
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installationItemPromise.then(^id(FIRInstallationsItem *installation) {
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[self getAuthTokenForcingRefresh:NO];
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return nil;
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});
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return installationItemPromise;
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}
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- (FBLPromise<FIRInstallationsItem *> *)getStoredInstallation {
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return [self.installationsStore installationForAppID:self.appID appName:self.appName].validate(
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^BOOL(FIRInstallationsItem *installation) {
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BOOL isValid = NO;
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switch (installation.registrationStatus) {
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case FIRInstallationStatusUnregistered:
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case FIRInstallationStatusRegistered:
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isValid = YES;
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break;
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case FIRInstallationStatusUnknown:
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isValid = NO;
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break;
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}
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return isValid;
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});
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}
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- (FBLPromise<FIRInstallationsItem *> *)createAndSaveFID {
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return [self migrateOrGenerateInstallation]
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.then(^FBLPromise<FIRInstallationsItem *> *(FIRInstallationsItem *installation) {
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return [self saveInstallation:installation];
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})
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.then(^FIRInstallationsItem *(FIRInstallationsItem *installation) {
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[self postFIDDidChangeNotification];
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return installation;
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});
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}
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- (FBLPromise<FIRInstallationsItem *> *)saveInstallation:(FIRInstallationsItem *)installation {
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return [self.installationsStore saveInstallation:installation].then(
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^FIRInstallationsItem *(NSNull *result) {
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return installation;
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});
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}
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/**
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* Tries to migrate IID data stored by FirebaseInstanceID SDK or generates a new Installation ID if
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* not found.
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*/
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- (FBLPromise<FIRInstallationsItem *> *)migrateOrGenerateInstallation {
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if (![self isDefaultApp]) {
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// Existing IID should be used only for default FirebaseApp.
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FIRInstallationsItem *installation =
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[self createInstallationWithFID:[FIRInstallationsItem generateFID] IIDDefaultToken:nil];
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return [FBLPromise resolvedWith:installation];
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}
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return [[[FBLPromise
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all:@[ [self.IIDStore existingIID], [self.IIDTokenStore existingIIDDefaultToken] ]]
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then:^id _Nullable(NSArray *_Nullable results) {
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NSString *existingIID = results[0];
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NSString *IIDDefaultToken = results[1];
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return [self createInstallationWithFID:existingIID IIDDefaultToken:IIDDefaultToken];
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}] recover:^id _Nullable(NSError *_Nonnull error) {
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return [self createInstallationWithFID:[FIRInstallationsItem generateFID] IIDDefaultToken:nil];
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}];
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}
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- (FIRInstallationsItem *)createInstallationWithFID:(NSString *)FID
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IIDDefaultToken:(nullable NSString *)IIDDefaultToken {
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FIRInstallationsItem *installation = [[FIRInstallationsItem alloc] initWithAppID:self.appID
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firebaseAppName:self.appName];
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installation.firebaseInstallationID = FID;
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installation.IIDDefaultToken = IIDDefaultToken;
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installation.registrationStatus = FIRInstallationStatusUnregistered;
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return installation;
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}
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#pragma mark - FID registration
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- (FBLPromise<FIRInstallationsItem *> *)registerInstallationIfNeeded:
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(FIRInstallationsItem *)installation {
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switch (installation.registrationStatus) {
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case FIRInstallationStatusRegistered:
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// Already registered. Do nothing.
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return [FBLPromise resolvedWith:installation];
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case FIRInstallationStatusUnknown:
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case FIRInstallationStatusUnregistered:
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// Registration required. Proceed.
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break;
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}
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return [self.APIService registerInstallation:installation]
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.catch(^(NSError *_Nonnull error) {
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if ([self doesRegistrationErrorRequireConfigChange:error]) {
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FIRLogError(kFIRLoggerInstallations,
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kFIRInstallationsMessageCodeInvalidFirebaseConfiguration,
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@"Firebase Installation registration failed for app with name: %@, error: "
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@"%@\nPlease make sure you use valid GoogleService-Info.plist",
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self.appName, error);
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}
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})
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.then(^id(FIRInstallationsItem *registeredInstallation) {
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return [self saveInstallation:registeredInstallation];
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})
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.then(^FIRInstallationsItem *(FIRInstallationsItem *registeredInstallation) {
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// Server may respond with a different FID if the sent one cannot be accepted.
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if (![registeredInstallation.firebaseInstallationID
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isEqualToString:installation.firebaseInstallationID]) {
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[self postFIDDidChangeNotification];
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}
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return registeredInstallation;
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});
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}
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- (BOOL)doesRegistrationErrorRequireConfigChange:(NSError *)error {
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FIRInstallationsHTTPError *HTTPError = (FIRInstallationsHTTPError *)error;
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if (![HTTPError isKindOfClass:[FIRInstallationsHTTPError class]]) {
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return NO;
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}
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switch (HTTPError.HTTPResponse.statusCode) {
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// These are the errors that require Firebase configuration change.
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case FIRInstallationsRegistrationHTTPCodeInvalidArgument:
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case FIRInstallationsRegistrationHTTPCodeInvalidAPIKey:
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case FIRInstallationsRegistrationHTTPCodeAPIKeyToProjectIDMismatch:
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case FIRInstallationsRegistrationHTTPCodeProjectNotFound:
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return YES;
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default:
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return NO;
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}
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}
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#pragma mark - Auth Token
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- (FBLPromise<FIRInstallationsItem *> *)getAuthTokenForcingRefresh:(BOOL)forceRefresh {
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if (forceRefresh || [self.authTokenForcingRefreshPromiseCache getExistingPendingPromise] != nil) {
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return [self.authTokenForcingRefreshPromiseCache getExistingPendingOrCreateNewPromise];
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} else {
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return [self.authTokenPromiseCache getExistingPendingOrCreateNewPromise];
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}
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}
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- (FBLPromise<FIRInstallationsItem *> *)installationWithValidAuthTokenForcingRefresh:
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(BOOL)forceRefresh {
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FIRLogDebug(kFIRLoggerInstallations, kFIRInstallationsMessageCodeNewGetAuthTokenOperationCreated,
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@"-[FIRInstallationsIDController installationWithValidAuthTokenForcingRefresh:%@], "
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@"appName: %@",
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@(forceRefresh), self.appName);
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return [self getInstallationItem]
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.then(^FBLPromise<FIRInstallationsItem *> *(FIRInstallationsItem *installation) {
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return [self registerInstallationIfNeeded:installation];
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})
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.then(^id(FIRInstallationsItem *registeredInstallation) {
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BOOL isTokenExpiredOrExpiresSoon =
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[registeredInstallation.authToken.expirationDate timeIntervalSinceDate:[NSDate date]] <
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kFIRInstallationsTokenExpirationThreshold;
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if (forceRefresh || isTokenExpiredOrExpiresSoon) {
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return [self refreshAuthTokenForInstallation:registeredInstallation];
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} else {
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return registeredInstallation;
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}
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})
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.recover(^id(NSError *error) {
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return [self regenerateFIDOnRefreshTokenErrorIfNeeded:error];
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});
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}
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- (FBLPromise<FIRInstallationsItem *> *)refreshAuthTokenForInstallation:
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(FIRInstallationsItem *)installation {
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return [[self.APIService refreshAuthTokenForInstallation:installation]
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then:^id _Nullable(FIRInstallationsItem *_Nullable refreshedInstallation) {
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return [self saveInstallation:refreshedInstallation];
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}];
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}
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- (id)regenerateFIDOnRefreshTokenErrorIfNeeded:(NSError *)error {
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if (![error isKindOfClass:[FIRInstallationsHTTPError class]]) {
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// No recovery possible. Return the same error.
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return error;
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}
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FIRInstallationsHTTPError *HTTPError = (FIRInstallationsHTTPError *)error;
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switch (HTTPError.HTTPResponse.statusCode) {
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case FIRInstallationsAuthTokenHTTPCodeInvalidAuthentication:
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case FIRInstallationsAuthTokenHTTPCodeFIDNotFound:
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// The stored installation was damaged or blocked by the server.
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// Delete the stored installation then generate and register a new one.
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return [self getInstallationItem]
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.then(^FBLPromise<NSNull *> *(FIRInstallationsItem *installation) {
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return [self deleteInstallationLocally:installation];
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})
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.then(^FBLPromise<FIRInstallationsItem *> *(id result) {
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return [self installationWithValidAuthTokenForcingRefresh:NO];
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});
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default:
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// No recovery possible. Return the same error.
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return error;
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}
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}
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#pragma mark - Delete FID
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- (FBLPromise<NSNull *> *)deleteInstallation {
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return [self.deleteInstallationPromiseCache getExistingPendingOrCreateNewPromise];
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}
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- (FBLPromise<NSNull *> *)createDeleteInstallationPromise {
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FIRLogDebug(kFIRLoggerInstallations,
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kFIRInstallationsMessageCodeNewDeleteInstallationOperationCreated, @"%s, appName: %@",
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__PRETTY_FUNCTION__, self.appName);
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// Check for ongoing requests first, if there is no a request, then check local storage for
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// existing installation.
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FBLPromise<FIRInstallationsItem *> *currentInstallationPromise =
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[self mostRecentInstallationOperation] ?: [self getStoredInstallation];
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return currentInstallationPromise
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.then(^id(FIRInstallationsItem *installation) {
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return [self sendDeleteInstallationRequestIfNeeded:installation];
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})
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.then(^id(FIRInstallationsItem *installation) {
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// Remove the installation from the local storage.
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return [self deleteInstallationLocally:installation];
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});
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}
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- (FBLPromise<NSNull *> *)deleteInstallationLocally:(FIRInstallationsItem *)installation {
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return [self.installationsStore removeInstallationForAppID:installation.appID
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appName:installation.firebaseAppName]
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.then(^FBLPromise<NSNull *> *(NSNull *result) {
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return [self deleteExistingIIDIfNeeded];
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})
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.then(^NSNull *(NSNull *result) {
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[self postFIDDidChangeNotification];
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return result;
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});
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}
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- (FBLPromise<FIRInstallationsItem *> *)sendDeleteInstallationRequestIfNeeded:
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(FIRInstallationsItem *)installation {
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switch (installation.registrationStatus) {
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case FIRInstallationStatusUnknown:
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case FIRInstallationStatusUnregistered:
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// The installation is not registered, so it is safe to be deleted as is, so return early.
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return [FBLPromise resolvedWith:installation];
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break;
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case FIRInstallationStatusRegistered:
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// Proceed to de-register the installation on the server.
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break;
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}
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return [self.APIService deleteInstallation:installation].recover(^id(NSError *APIError) {
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if ([FIRInstallationsErrorUtil isAPIError:APIError withHTTPCode:404]) {
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// The installation was not found on the server.
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// Return success.
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return installation;
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} else {
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// Re-throw the error otherwise.
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return APIError;
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}
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});
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}
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- (FBLPromise<NSNull *> *)deleteExistingIIDIfNeeded {
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if ([self isDefaultApp]) {
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return [self.IIDStore deleteExistingIID];
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} else {
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return [FBLPromise resolvedWith:[NSNull null]];
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}
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}
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- (nullable FBLPromise<FIRInstallationsItem *> *)mostRecentInstallationOperation {
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return [self.authTokenForcingRefreshPromiseCache getExistingPendingPromise]
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?: [self.authTokenPromiseCache getExistingPendingPromise]
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?: [self.getInstallationPromiseCache getExistingPendingPromise];
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}
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#pragma mark - Notifications
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- (void)postFIDDidChangeNotification {
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[[NSNotificationCenter defaultCenter]
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postNotificationName:FIRInstallationIDDidChangeNotification
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object:nil
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userInfo:@{kFIRInstallationIDDidChangeNotificationAppNameKey : self.appName}];
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}
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#pragma mark - Default App
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- (BOOL)isDefaultApp {
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return [self.appName isEqualToString:kFIRDefaultAppName];
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}
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@end
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