Signal-iOS/SignalServiceKit/Messages/OWSProfileKeyMessage.m

86 lines
2.4 KiB
Objective-C

//
// Copyright 2017 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
//
#import "OWSProfileKeyMessage.h"
#import <SignalServiceKit/SignalServiceKit-Swift.h>
NS_ASSUME_NONNULL_BEGIN
@interface OWSProfileKeyMessage ()
@property (nonatomic, readonly, nullable) NSData *profileKey;
@end
@implementation OWSProfileKeyMessage
- (instancetype)initWithThread:(TSThread *)thread
profileKey:(NSData *)profileKey
transaction:(DBReadTransaction *)transaction
{
TSOutgoingMessageBuilder *messageBuilder = [TSOutgoingMessageBuilder outgoingMessageBuilderWithThread:thread];
self = [super initOutgoingMessageWithBuilder:messageBuilder
additionalRecipients:@[]
explicitRecipients:@[]
skippedRecipients:@[]
transaction:transaction];
if (self) {
_profileKey = [profileKey copy];
}
return self;
}
- (nullable instancetype)initWithCoder:(NSCoder *)coder
{
return [super initWithCoder:coder];
}
- (BOOL)shouldBeSaved
{
return NO;
}
- (BOOL)shouldSyncTranscript
{
return NO;
}
- (nullable SSKProtoDataMessage *)buildDataMessage:(TSThread *)thread transaction:(DBReadTransaction *)transaction
{
OWSAssertDebug(thread != nil);
SSKProtoDataMessageBuilder *_Nullable builder = [self dataMessageBuilderWithThread:thread transaction:transaction];
if (!builder) {
OWSFailDebug(@"could not build protobuf.");
return nil;
}
[builder setTimestamp:self.timestamp];
[ProtoUtils addLocalProfileKeyIfNecessaryForThread:thread
profileKeySnapshot:self.profileKey
dataMessageBuilder:builder
transaction:transaction];
[builder setFlags:SSKProtoDataMessageFlagsProfileKeyUpdate];
NSError *error;
SSKProtoDataMessage *_Nullable dataProto = [builder buildAndReturnError:&error];
if (error || !dataProto) {
OWSFailDebug(@"could not build protobuf: %@", error);
return nil;
}
if (dataProto.profileKey == nil) {
// If we couldn't include the profile key, drop it.
OWSLogWarn(@"Dropping profile key message without a profile key.");
return nil;
}
return dataProto;
}
- (SealedSenderContentHint)contentHint
{
return SealedSenderContentHintImplicit;
}
@end
NS_ASSUME_NONNULL_END