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104 lines
3.8 KiB
Objective-C
104 lines
3.8 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 "OWSSyncContactsMessage.h"
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#import "Contact.h"
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#import "ContactsManagerProtocol.h"
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#import "NSDate+OWS.h"
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#import "OWSContactsOutputStream.h"
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#import "OWSIdentityManager.h"
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#import "OWSSignalServiceProtos.pb.h"
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#import "ProfileManagerProtocol.h"
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#import "SignalAccount.h"
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#import "TSAttachment.h"
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#import "TSAttachmentStream.h"
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NS_ASSUME_NONNULL_BEGIN
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@interface OWSSyncContactsMessage ()
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@property (nonatomic, readonly) NSArray<SignalAccount *> *signalAccounts;
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@property (nonatomic, readonly) OWSIdentityManager *identityManager;
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@property (nonatomic, readonly) id<ProfileManagerProtocol> profileManager;
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@end
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@implementation OWSSyncContactsMessage
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- (instancetype)initWithSignalAccounts:(NSArray<SignalAccount *> *)signalAccounts
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identityManager:(OWSIdentityManager *)identityManager
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profileManager:(id<ProfileManagerProtocol>)profileManager
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{
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self = [super initOutgoingMessageWithTimestamp:[NSDate ows_millisecondTimeStamp]
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inThread:nil
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messageBody:nil
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attachmentIds:[NSMutableArray new]
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expiresInSeconds:0
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expireStartedAt:0
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isVoiceMessage:NO
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groupMetaMessage:TSGroupMessageUnspecified
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quotedMessage:nil
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contact:nil];
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if (!self) {
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return self;
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}
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_signalAccounts = signalAccounts;
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_identityManager = identityManager;
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_profileManager = profileManager;
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return self;
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}
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- (OWSSignalServiceProtosSyncMessageBuilder *)syncMessageBuilder
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{
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if (self.attachmentIds.count != 1) {
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DDLogError(@"expected sync contact message to have exactly one attachment, but found %lu",
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(unsigned long)self.attachmentIds.count);
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}
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OWSSignalServiceProtosAttachmentPointer *attachmentProto =
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[self buildProtoForAttachmentId:self.attachmentIds[0] filename:nil];
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OWSSignalServiceProtosSyncMessageContactsBuilder *contactsBuilder =
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[OWSSignalServiceProtosSyncMessageContactsBuilder new];
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[contactsBuilder setBlob:attachmentProto];
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[contactsBuilder setIsComplete:YES];
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OWSSignalServiceProtosSyncMessageBuilder *syncMessageBuilder = [OWSSignalServiceProtosSyncMessageBuilder new];
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[syncMessageBuilder setContactsBuilder:contactsBuilder];
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return syncMessageBuilder;
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}
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- (NSData *)buildPlainTextAttachmentData
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{
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// TODO use temp file stream to avoid loading everything into memory at once
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// First though, we need to re-engineer our attachment process to accept streams (encrypting with stream,
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// and uploading with streams).
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NSOutputStream *dataOutputStream = [NSOutputStream outputStreamToMemory];
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[dataOutputStream open];
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OWSContactsOutputStream *contactsOutputStream = [OWSContactsOutputStream streamWithOutputStream:dataOutputStream];
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for (SignalAccount *signalAccount in self.signalAccounts) {
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OWSRecipientIdentity *_Nullable recipientIdentity =
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[self.identityManager recipientIdentityForRecipientId:signalAccount.recipientId];
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NSData *_Nullable profileKeyData = [self.profileManager profileKeyDataForRecipientId:signalAccount.recipientId];
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[contactsOutputStream writeSignalAccount:signalAccount
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recipientIdentity:recipientIdentity
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profileKeyData:profileKeyData];
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}
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[contactsOutputStream flush];
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[dataOutputStream close];
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return [dataOutputStream propertyForKey:NSStreamDataWrittenToMemoryStreamKey];
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}
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@end
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NS_ASSUME_NONNULL_END
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