137 lines
4.9 KiB
Objective-C
137 lines
4.9 KiB
Objective-C
//
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// Copyright (c) 2019 Open Whisper Systems. All rights reserved.
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//
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#import "VersionMigrations.h"
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#import "OWSDatabaseMigrationRunner.h"
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#import <SessionUtilitiesKit/AppContext.h>
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#import <SignalUtilitiesKit/AppVersion.h>
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#import <SessionUtilitiesKit/NSUserDefaults+OWS.h>
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#import <SignalUtilitiesKit/OWSPrimaryStorage+Loki.h>
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#import <SessionMessagingKit/TSAccountManager.h>
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#import <SessionMessagingKit/TSThread.h>
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#import <SessionMessagingKit/TSGroupThread.h>
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#import <YapDatabase/YapDatabase.h>
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#import <SignalUtilitiesKit/SignalUtilitiesKit-Swift.h>
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NS_ASSUME_NONNULL_BEGIN
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#define NEEDS_TO_REGISTER_PUSH_KEY @"Register For Push"
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#define NEEDS_TO_REGISTER_ATTRIBUTES @"Register Attributes"
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@implementation VersionMigrations
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#pragma mark - Dependencies
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+ (TSAccountManager *)tsAccountManager
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{
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OWSAssertDebug(SSKEnvironment.shared.tsAccountManager);
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return SSKEnvironment.shared.tsAccountManager;
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}
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#pragma mark - Utility methods
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+ (void)performUpdateCheckWithCompletion:(VersionMigrationCompletion)completion
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{
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OWSLogInfo(@"");
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// performUpdateCheck must be invoked after Environment has been initialized because
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// upgrade process may depend on Environment.
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OWSAssertDebug(Environment.shared);
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OWSAssertDebug(completion);
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NSString *previousVersion = AppVersion.sharedInstance.lastAppVersion;
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NSString *currentVersion = AppVersion.sharedInstance.currentAppVersion;
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OWSLogInfo(@"Checking migrations. currentVersion: %@, lastRanVersion: %@", currentVersion, previousVersion);
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if (!previousVersion) {
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OWSLogInfo(@"No previous version found. Probably first launch since install - nothing to migrate.");
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OWSDatabaseMigrationRunner *runner = [[OWSDatabaseMigrationRunner alloc] init];
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dispatch_async(dispatch_get_main_queue(), ^{
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completion();
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});
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return;
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}
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if ([self isVersion:previousVersion atLeast:@"2.0.0" andLessThan:@"2.1.70"] && [self.tsAccountManager isRegistered]) {
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[self clearVideoCache];
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}
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if ([self isVersion:previousVersion atLeast:@"2.0.0" andLessThan:@"2.3.0"] && [self.tsAccountManager isRegistered]) {
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[self clearBloomFilterCache];
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}
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dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
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[[[OWSDatabaseMigrationRunner alloc] init] runAllOutstandingWithCompletion:completion];
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});
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}
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+ (BOOL)isVersion:(NSString *)thisVersionString
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atLeast:(NSString *)openLowerBoundVersionString
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andLessThan:(NSString *)closedUpperBoundVersionString
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{
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return [self isVersion:thisVersionString atLeast:openLowerBoundVersionString] &&
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[self isVersion:thisVersionString lessThan:closedUpperBoundVersionString];
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}
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+ (BOOL)isVersion:(NSString *)thisVersionString atLeast:(NSString *)thatVersionString
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{
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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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{
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return [thisVersionString compare:thatVersionString options:NSNumericSearch] == NSOrderedAscending;
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}
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#pragma mark Upgrading to 2.1 - Removing video cache folder
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+ (void)clearVideoCache
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{
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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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if (error) {
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OWSLogError(
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@"An error occured while removing the videos cache folder from old location: %@", error.debugDescription);
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}
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}
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#pragma mark Upgrading to 2.3.0
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// We removed bloom filter contact discovery. Clean up any local bloom filter data.
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+ (void)clearBloomFilterCache
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{
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NSFileManager *fm = [NSFileManager defaultManager];
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NSArray *cachesDir = NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES);
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NSString *bloomFilterPath = [[cachesDir objectAtIndex:0] stringByAppendingPathComponent:@"bloomfilter"];
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if ([fm fileExistsAtPath:bloomFilterPath]) {
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NSError *deleteError;
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if ([fm removeItemAtPath:bloomFilterPath error:&deleteError]) {
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OWSLogInfo(@"Successfully removed bloom filter cache.");
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[LKStorage writeSyncWithBlock:^(YapDatabaseReadWriteTransaction *_Nonnull transaction) {
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[transaction removeAllObjectsInCollection:@"TSRecipient"];
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}];
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OWSLogInfo(@"Removed all TSRecipient records - will be replaced by SignalRecipients at next address sync.");
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} else {
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OWSLogError(@"Failed to remove bloom filter cache with error: %@", deleteError.localizedDescription);
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}
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} else {
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OWSLogDebug(@"No bloom filter cache to remove.");
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}
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}
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@end
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NS_ASSUME_NONNULL_END
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