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			100 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			Objective-C
		
	
			
		
		
	
	
			100 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			Objective-C
		
	
//
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//  Copyright (c) 2018 Open Whisper Systems. All rights reserved.
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//
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#import "OWSDatabaseMigrationRunner.h"
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#import "OWS100RemoveTSRecipientsMigration.h"
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#import "OWS102MoveLoggingPreferenceToUserDefaults.h"
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#import "OWS103EnableVideoCalling.h"
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#import "OWS104CreateRecipientIdentities.h"
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#import "OWS105AttachmentFilePaths.h"
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#import "OWS107LegacySounds.h"
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#import "OWS108CallLoggingPreference.h"
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#import "OWSDatabaseMigration.h"
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#import <SignalMessaging/SignalMessaging-Swift.h>
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#import <SignalServiceKit/AppContext.h>
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NS_ASSUME_NONNULL_BEGIN
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@implementation OWSDatabaseMigrationRunner
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- (instancetype)initWithPrimaryStorage:(OWSPrimaryStorage *)primaryStorage
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{
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    self = [super init];
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    if (!self) {
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        return self;
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    }
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    _primaryStorage = primaryStorage;
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    return self;
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}
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// This should all migrations which do NOT qualify as safeBlockingMigrations:
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- (NSArray<OWSDatabaseMigration *> *)allMigrations
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{
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    OWSPrimaryStorage *primaryStorage = OWSPrimaryStorage.sharedManager;
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    return @[
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        [[OWS100RemoveTSRecipientsMigration alloc] initWithPrimaryStorage:primaryStorage],
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        [[OWS102MoveLoggingPreferenceToUserDefaults alloc] initWithPrimaryStorage:primaryStorage],
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        [[OWS103EnableVideoCalling alloc] initWithPrimaryStorage:primaryStorage],
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        [[OWS104CreateRecipientIdentities alloc] initWithPrimaryStorage:primaryStorage],
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        [[OWS105AttachmentFilePaths alloc] initWithPrimaryStorage:primaryStorage],
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        [[OWS106EnsureProfileComplete alloc] initWithPrimaryStorage:primaryStorage],
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        [[OWS107LegacySounds alloc] initWithPrimaryStorage:primaryStorage],
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        [[OWS108CallLoggingPreference alloc] initWithPrimaryStorage:primaryStorage]
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    ];
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}
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- (void)assumeAllExistingMigrationsRun
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{
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    for (OWSDatabaseMigration *migration in self.allMigrations) {
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        DDLogInfo(@"%@ Skipping migration on new install: %@", self.logTag, migration);
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        [migration save];
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    }
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}
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- (void)runAllOutstandingWithCompletion:(OWSDatabaseMigrationCompletion)completion
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{
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    [self runMigrations:[self.allMigrations mutableCopy] completion:completion];
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}
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// Run migrations serially to:
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//
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// * Ensure predictable ordering.
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// * Prevent them from interfering with each other (e.g. deadlock).
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- (void)runMigrations:(NSMutableArray<OWSDatabaseMigration *> *)migrations
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           completion:(OWSDatabaseMigrationCompletion)completion
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{
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    OWSAssert(migrations);
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    OWSAssert(completion);
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    // If there are no more migrations to run, complete.
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    if (migrations.count < 1) {
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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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    // Pop next migration from front of queue.
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    OWSDatabaseMigration *migration = migrations.firstObject;
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    [migrations removeObjectAtIndex:0];
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    // If migration has already been run, skip it.
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    if ([OWSDatabaseMigration fetchObjectWithUniqueID:migration.uniqueId] != nil) {
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        [self runMigrations:migrations completion:completion];
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        return;
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    }
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    DDLogInfo(@"%@ Running migration: %@", self.logTag, migration);
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    [migration runUpWithCompletion:^{
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        DDLogInfo(@"%@ Migration complete: %@", self.logTag, migration);
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        [self runMigrations:migrations completion:completion];
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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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