314 lines
15 KiB
Objective-C
314 lines
15 KiB
Objective-C
//
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// VersionMigrations.m
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// Signal
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//
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// Created by Frederic Jacobs on 29/07/14.
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// Copyright (c) 2014 Open Whisper Systems. All rights reserved.
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//
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#import "VersionMigrations.h"
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#import "Environment.h"
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#import "PhoneNumberDirectoryFilterManager.h"
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#import "PreferencesUtil.h"
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#import "PropertyListPreferences.h"
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#import "PushManager.h"
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#import "TSAccountManager.h"
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#import "RecentCallManager.h"
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#import "SignalKeyingStorage.h"
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#import "UICKeyChainStore.h"
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#import "TSStorageManager.h"
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#import "TSDatabaseView.h"
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#define IS_MIGRATING_FROM_1DOT0_TO_LARGER_KEY @"Migrating from 1.0 to Larger"
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#define NEEDS_TO_REGISTER_PUSH_KEY @"Register For Push"
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@interface SignalKeyingStorage(VersionMigrations)
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+(void)storeString:(NSString*)string forKey:(NSString*)key;
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+(void)storeData:(NSData*)data forKey:(NSString*)key;
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@end
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@implementation VersionMigrations
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#pragma mark Utility methods
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+ (void)performUpdateCheck{
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NSString *previousVersion = Environment.preferences.lastRanVersion;
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NSString *currentVersion = [Environment.preferences setAndGetCurrentVersion];
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BOOL isCurrentlyMigrating = [VersionMigrations isMigratingTo2Dot0];
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BOOL needsToRegisterPush = [VersionMigrations needsRegisterPush];
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BOOL VOIPRegistration = [[PushManager sharedManager] supportsVOIPPush]
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&& ![Environment.preferences hasRegisteredVOIPPush];
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if (!previousVersion) {
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DDLogError(@"No previous version found. Possibly first launch since install.");
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return;
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}
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if(([self isVersion:previousVersion atLeast:@"1.0.2" andLessThan:@"2.0"]) || isCurrentlyMigrating) {
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[VersionMigrations migrateFrom1Dot0Dot2ToVersion2Dot0];
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}
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if(([self isVersion:previousVersion atLeast:@"2.0.0" andLessThan:@"2.0.18"])) {
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[VersionMigrations migrateBloomFilter];
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}
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if ([self isVersion:previousVersion atLeast:@"2.0.0" andLessThan:@"2.0.21"] || needsToRegisterPush) {
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[self clearVideoCache];
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[self blockingPushRegistration];
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}
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if (VOIPRegistration) {
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[PushManager.sharedManager registrationAndRedPhoneTokenRequestWithSuccess:^(NSData *pushToken, NSData *voipToken, NSString *signupToken) {
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[TSAccountManager registerWithRedPhoneToken:signupToken
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pushToken:pushToken
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voipToken:voipToken
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success:^{[Environment.preferences setHasRegisteredVOIPPush:YES];}
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failure:^(NSError *error) {
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DDLogError(@"Couldn't register with TextSecure server: %@", error.debugDescription);
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}];
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} failure:^(NSError *error) {
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DDLogError(@"Couldn't register with RedPhone server.");
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}];
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}
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}
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+ (BOOL)isMigrating{
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return [self isMigratingTo2Dot0];
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}
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+ (BOOL) isVersion:(NSString *)thisVersionString atLeast:(NSString *)openLowerBoundVersionString andLessThan:(NSString *)closedUpperBoundVersionString {
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return [self isVersion:thisVersionString atLeast:openLowerBoundVersionString] && [self isVersion:thisVersionString lessThan:closedUpperBoundVersionString];
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}
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+ (BOOL) isVersion:(NSString *)thisVersionString atLeast:(NSString *)thatVersionString {
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return [thisVersionString compare:thatVersionString options:NSNumericSearch] != NSOrderedAscending;
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}
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+ (BOOL) isVersion:(NSString *)thisVersionString lessThan:(NSString *)thatVersionString {
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return [thisVersionString compare:thatVersionString options:NSNumericSearch] == NSOrderedAscending;
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}
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+ (void)clearUserDefaults{
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NSString *appDomain = [[NSBundle mainBundle] bundleIdentifier];
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[[NSUserDefaults standardUserDefaults] removePersistentDomainForName:appDomain];
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[Environment.preferences setAndGetCurrentVersion];
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[[NSUserDefaults standardUserDefaults] setObject:@YES forKey:IS_MIGRATING_FROM_1DOT0_TO_LARGER_KEY];
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[[NSUserDefaults standardUserDefaults] synchronize];
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}
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#pragma mark 2.0.1
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+ (void)migrateBloomFilter {
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// The bloom filter had to be moved to the cache folder after rejection of the 2.0.1
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NSString *oldBloomKey = @"Directory Bloom Data";
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[[Environment preferences] setValueForKey:oldBloomKey toValue:nil];
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return;
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}
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#pragma mark 2.0
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+ (void)migrateFrom1Dot0Dot2ToVersion2Dot0 {
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if (!([self wasRedPhoneRegistered] || [self isMigratingTo2Dot0])) {
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return;
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}
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if ([self wasRedPhoneRegistered]) {
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[self migrateRecentCallsToVersion2Dot0];
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[self migrateKeyingStorageToVersion2Dot0];
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[self clearUserDefaults];
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}
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[UIApplication.sharedApplication setNetworkActivityIndicatorVisible:YES];
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UIAlertController *waitingController = [UIAlertController alertControllerWithTitle:NSLocalizedString(@"REGISTER_TEXTSECURE_COMPONENT", nil)
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message:nil
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preferredStyle:UIAlertControllerStyleAlert];
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[[UIApplication sharedApplication].keyWindow.rootViewController presentViewController:waitingController animated:YES completion:nil];
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[PushManager.sharedManager registrationAndRedPhoneTokenRequestWithSuccess:^(NSData *pushToken, NSData *voipToken, NSString *signupToken) {
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[TSAccountManager registerWithRedPhoneToken:signupToken pushToken:pushToken voipToken:voipToken success:^{
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[UIApplication.sharedApplication setNetworkActivityIndicatorVisible:NO];
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[self clearMigrationFlag];
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Environment *env = [Environment getCurrent];
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PhoneNumberDirectoryFilterManager *manager = [env phoneDirectoryManager];
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[manager forceUpdate];
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[waitingController dismissViewControllerAnimated:YES completion:nil];
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} failure:^(NSError *error) {
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[self refreshLock:waitingController];
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DDLogError(@"Couldn't register with TextSecure server: %@", error.debugDescription);
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}];
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} failure:^(NSError *error) {
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[self refreshLock:waitingController];
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DDLogError(@"Couldn't register with RedPhone server.");
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}];
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}
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+ (void)refreshLock:(UIAlertController*)waitingController {
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[UIApplication.sharedApplication setNetworkActivityIndicatorVisible:NO];
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[waitingController dismissViewControllerAnimated:NO completion:^{
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UIAlertController *retryController = [UIAlertController alertControllerWithTitle:NSLocalizedString(@"REGISTER_TEXTSECURE_FAILED_TITLE", nil)
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message:NSLocalizedString(@"REGISTER_TEXTSECURE_FAILED", nil)
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preferredStyle:UIAlertControllerStyleAlert];
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[retryController addAction:[UIAlertAction actionWithTitle:NSLocalizedString(@"REGISTER_FAILED_TRY_AGAIN", nil)
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style:UIAlertActionStyleDefault
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handler:^(UIAlertAction *action) {
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[self migrateFrom1Dot0Dot2ToVersion2Dot0];
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}]];
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[[UIApplication sharedApplication].keyWindow.rootViewController presentViewController:retryController animated:YES completion:nil];
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}];
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}
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+ (void) migrateRecentCallsToVersion2Dot0 {
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NSUserDefaults *defaults = NSUserDefaults.standardUserDefaults;
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NSData *encodedData = [defaults objectForKey:RECENT_CALLS_DEFAULT_KEY];
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id data = [NSKeyedUnarchiver unarchiveObjectWithData:encodedData];
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if(![data isKindOfClass:NSArray.class]) {
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return;
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} else {
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NSMutableArray *allRecents = [NSMutableArray arrayWithArray:data];
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for (RecentCall* recentCall in allRecents) {
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[Environment.getCurrent.recentCallManager addRecentCall:recentCall];
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}
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}
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}
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+(BOOL)wasRedPhoneRegistered{
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BOOL hasLocalNumber = [UICKeyChainStore stringForKey:LOCAL_NUMBER_KEY]!=nil;
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BOOL hasPassKey = [UICKeyChainStore stringForKey:SAVED_PASSWORD_KEY]!=nil;
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BOOL hasSignaling = [UICKeyChainStore dataForKey:SIGNALING_MAC_KEY]!=nil;
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BOOL hasCipherKey = [UICKeyChainStore dataForKey:SIGNALING_CIPHER_KEY]!=nil;
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BOOL hasZIDKey = [UICKeyChainStore dataForKey:ZID_KEY]!=nil;
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BOOL hasSignalingExtra = [UICKeyChainStore dataForKey:SIGNALING_EXTRA_KEY]!=nil;
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BOOL registered = [[NSUserDefaults.standardUserDefaults objectForKey:@"isRegistered"] boolValue];
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return registered && hasLocalNumber && hasPassKey && hasSignaling
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&& hasCipherKey && hasZIDKey && hasSignalingExtra;
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}
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+ (void)migrateKeyingStorageToVersion2Dot0{
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// if statements ensure that if this migration is called more than once for whatever reason, the original data isn't rewritten the second time
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if([UICKeyChainStore stringForKey:LOCAL_NUMBER_KEY]!=nil) {
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[SignalKeyingStorage storeString:[UICKeyChainStore stringForKey:LOCAL_NUMBER_KEY] forKey:LOCAL_NUMBER_KEY];
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}
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if([UICKeyChainStore stringForKey:PASSWORD_COUNTER_KEY]!=nil) {
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[SignalKeyingStorage storeString:[UICKeyChainStore stringForKey:PASSWORD_COUNTER_KEY] forKey:PASSWORD_COUNTER_KEY];
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}
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if([UICKeyChainStore stringForKey:SAVED_PASSWORD_KEY]!=nil) {
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[SignalKeyingStorage storeString:[UICKeyChainStore stringForKey:SAVED_PASSWORD_KEY] forKey:SAVED_PASSWORD_KEY];
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}
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if([UICKeyChainStore dataForKey:SIGNALING_MAC_KEY]!=nil) {
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[SignalKeyingStorage storeData:[UICKeyChainStore dataForKey:SIGNALING_MAC_KEY] forKey:SIGNALING_MAC_KEY];
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}
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if([UICKeyChainStore dataForKey:SIGNALING_CIPHER_KEY]!=nil) {
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[SignalKeyingStorage storeData:[UICKeyChainStore dataForKey:SIGNALING_CIPHER_KEY] forKey:SIGNALING_CIPHER_KEY];
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}
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if([UICKeyChainStore dataForKey:ZID_KEY]!=nil) {
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[SignalKeyingStorage storeData:[UICKeyChainStore dataForKey:ZID_KEY] forKey:ZID_KEY];
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}
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if([UICKeyChainStore dataForKey:SIGNALING_EXTRA_KEY]!=nil) {
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[SignalKeyingStorage storeData:[UICKeyChainStore dataForKey:SIGNALING_EXTRA_KEY] forKey:SIGNALING_EXTRA_KEY];
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}
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// Erasing keys in the old key chain store
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[UICKeyChainStore removeItemForKey:LOCAL_NUMBER_KEY];
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[UICKeyChainStore removeItemForKey:PASSWORD_COUNTER_KEY];
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[UICKeyChainStore removeItemForKey:SAVED_PASSWORD_KEY];
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[UICKeyChainStore removeItemForKey:SIGNALING_MAC_KEY];
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[UICKeyChainStore removeItemForKey:SIGNALING_CIPHER_KEY];
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[UICKeyChainStore removeItemForKey:ZID_KEY];
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[UICKeyChainStore removeItemForKey:SIGNALING_EXTRA_KEY];
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}
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+ (BOOL)isMigratingTo2Dot0{
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return [self userDefaultsBoolForKey:IS_MIGRATING_FROM_1DOT0_TO_LARGER_KEY];
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}
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+ (void)clearMigrationFlag{
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[[NSUserDefaults standardUserDefaults] removeObjectForKey:IS_MIGRATING_FROM_1DOT0_TO_LARGER_KEY];
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}
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#pragma mark Upgrading to 2.1 - Needs to register VOIP token + Removing video cache folder
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+ (void)blockingPushRegistration{
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[UIApplication.sharedApplication setNetworkActivityIndicatorVisible:YES];
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[[NSUserDefaults standardUserDefaults] setObject:@YES forKey:NEEDS_TO_REGISTER_PUSH_KEY];
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UIAlertController *waitingController = [UIAlertController alertControllerWithTitle:NSLocalizedString(@"Upgrading Signal ...", nil)
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message:nil
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preferredStyle:UIAlertControllerStyleAlert];
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[[UIApplication sharedApplication].keyWindow.rootViewController presentViewController:waitingController
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animated:YES
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completion:nil];
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__block failedPushRegistrationBlock failure = ^(NSError *error) {
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[self refreshPushLock:waitingController];
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};
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[[PushManager sharedManager] requestPushTokenWithSuccess:^(NSData *pushToken, NSData *voipToken) {
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[TSAccountManager registerForPushNotifications:pushToken voipToken:voipToken success:^{
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[UIApplication.sharedApplication setNetworkActivityIndicatorVisible:NO];
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[[NSUserDefaults standardUserDefaults] removeObjectForKey:NEEDS_TO_REGISTER_PUSH_KEY];
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[waitingController dismissViewControllerAnimated:YES completion:nil];
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} failure:failure];
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} failure:failure];
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}
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+ (void)refreshPushLock:(UIAlertController*)waitingController {
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[UIApplication.sharedApplication setNetworkActivityIndicatorVisible:NO];
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[waitingController dismissViewControllerAnimated:NO completion:^{
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UIAlertController *retryController = [UIAlertController alertControllerWithTitle:@"Upgrading Signal failed"
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message:@"An error occured while upgrading, please try again."
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preferredStyle:UIAlertControllerStyleAlert];
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[retryController addAction:[UIAlertAction actionWithTitle:NSLocalizedString(@"REGISTER_FAILED_TRY_AGAIN", nil)
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style:UIAlertActionStyleDefault
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handler:^(UIAlertAction *action) {
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[self blockingPushRegistration];
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}]];
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[[UIApplication sharedApplication].keyWindow.rootViewController presentViewController:retryController
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animated:YES
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completion:nil];
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}];
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}
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+ (BOOL)needsRegisterPush {
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return [self userDefaultsBoolForKey:NEEDS_TO_REGISTER_PUSH_KEY];
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}
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+ (void)clearVideoCache {
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NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
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NSString *basePath = ([paths count] > 0) ? [paths objectAtIndex:0] : nil;
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basePath = [basePath stringByAppendingPathComponent:@"videos"];
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NSError *error;
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if([[NSFileManager defaultManager] fileExistsAtPath:basePath]){
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[NSFileManager.defaultManager removeItemAtPath:basePath error:&error];
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}
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DDLogError(@"An error occured while removing the videos cache folder from old location: %@",
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error.debugDescription);
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}
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+ (BOOL)userDefaultsBoolForKey:(NSString*)key {
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NSNumber *num = [[NSUserDefaults standardUserDefaults] objectForKey:key];
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if (!num) {
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return NO;
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} else {
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return [num boolValue];
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}
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}
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@end
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