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78 lines
2.4 KiB
78 lines
2.4 KiB
/*
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* Copyright 2017 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 "FIRAuthUserDefaultsStorage.h"
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#if FIRAUTH_USER_DEFAULTS_STORAGE_AVAILABLE
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NS_ASSUME_NONNULL_BEGIN
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static NSString *const kPersistentDomainNamePrefix = @"com.google.Firebase.Auth.";
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@implementation FIRAuthUserDefaultsStorage {
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/** @var _persistentDomainName
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@brief The name of the persistent domain in user defaults.
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*/
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NSString *_persistentDomainName;
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/** @var _storage
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@brief The backing NSUserDefaults storage for this instance.
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*/
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NSUserDefaults *_storage;
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}
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- (id<FIRAuthStorage>)initWithService:(NSString *)service {
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self = [super init];
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if (self) {
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_persistentDomainName = [kPersistentDomainNamePrefix stringByAppendingString:service];
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_storage = [[NSUserDefaults alloc] init];
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}
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return self;
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}
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- (nullable NSData *)dataForKey:(NSString *)key error:(NSError **_Nullable)error {
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if (error) {
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*error = nil;
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}
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NSDictionary<NSString *, id> *allData = [_storage persistentDomainForName:_persistentDomainName];
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return allData[key];
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}
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- (BOOL)setData:(NSData *)data forKey:(NSString *)key error:(NSError **_Nullable)error {
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NSMutableDictionary<NSString *, id> *allData =
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[([_storage persistentDomainForName:_persistentDomainName] ?: @{}) mutableCopy];
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allData[key] = data;
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[_storage setPersistentDomain:allData forName:_persistentDomainName];
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return YES;
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}
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- (BOOL)removeDataForKey:(NSString *)key error:(NSError **_Nullable)error {
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NSMutableDictionary<NSString *, id> *allData =
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[[_storage persistentDomainForName:_persistentDomainName] mutableCopy];
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[allData removeObjectForKey:key];
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[_storage setPersistentDomain:allData forName:_persistentDomainName];
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return YES;
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}
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- (void)clear {
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[_storage setPersistentDomain:@{} forName:_persistentDomainName];
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}
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@end
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NS_ASSUME_NONNULL_END
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#endif // FIRAUTH_USER_DEFAULTS_STORAGE_AVAILABLE
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