158 lines
5.8 KiB
Objective-C
158 lines
5.8 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 "OWSContactsOutputStream.h"
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#import "OWSIdentityManager.h"
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#import "ProfileManagerProtocol.h"
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#import "ProtoUtils.h"
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#import "SSKEnvironment.h"
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#import "SignalAccount.h"
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#import "TSAccountManager.h"
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#import "TSAttachment.h"
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#import "TSAttachmentStream.h"
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#import "TSContactThread.h"
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#import <SessionCoreKit/NSDate+OWS.h>
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#import <SessionServiceKit/SessionServiceKit-Swift.h>
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#import "OWSPrimaryStorage.h"
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@import Contacts;
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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 init];
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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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- (nullable instancetype)initWithCoder:(NSCoder *)coder
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{
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return [super initWithCoder:coder];
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}
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#pragma mark - Dependencies
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- (id<ContactsManagerProtocol>)contactsManager {
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return SSKEnvironment.shared.contactsManager;
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}
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- (TSAccountManager *)tsAccountManager {
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return TSAccountManager.sharedInstance;
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}
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#pragma mark -
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- (nullable SSKProtoSyncMessageBuilder *)syncMessageBuilder
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{
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NSError *error;
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if (self.attachmentIds.count > 1) {
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OWSLogError(@"Expected sync contact message to have one or zero attachments, but found %lu.", (unsigned long)self.attachmentIds.count);
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}
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SSKProtoSyncMessageContactsBuilder *contactsBuilder;
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if (self.attachmentIds.count == 0) {
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SSKProtoAttachmentPointerBuilder *attachmentProtoBuilder = [SSKProtoAttachmentPointer builderWithId:0];
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SSKProtoAttachmentPointer *attachmentProto = [attachmentProtoBuilder buildAndReturnError:&error];
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contactsBuilder = [SSKProtoSyncMessageContacts builder];
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[contactsBuilder setBlob:attachmentProto];
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__block NSData *data;
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[OWSPrimaryStorage.sharedManager.dbReadConnection readWithBlock:^(YapDatabaseReadTransaction *transaction) {
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data = [self buildPlainTextAttachmentDataWithTransaction:transaction];
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}];
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[contactsBuilder setData:data];
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} else {
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SSKProtoAttachmentPointer *attachmentProto = [TSAttachmentStream buildProtoForAttachmentId:self.attachmentIds.firstObject];
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if (attachmentProto == nil) {
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OWSFailDebug(@"Couldn't build protobuf.");
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return nil;
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}
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contactsBuilder = [SSKProtoSyncMessageContacts builder];
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[contactsBuilder setBlob:attachmentProto];
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}
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[contactsBuilder setIsComplete:YES];
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SSKProtoSyncMessageContacts *contactsProto = [contactsBuilder buildAndReturnError:&error];
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if (error || contactsProto == nil) {
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OWSFailDebug(@"Couldn't build protobuf due to error: %@.", error);
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return nil;
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}
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SSKProtoSyncMessageBuilder *syncMessageBuilder = [SSKProtoSyncMessage builder];
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[syncMessageBuilder setContacts:contactsProto];
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return syncMessageBuilder;
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}
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- (nullable NSData *)buildPlainTextAttachmentDataWithTransaction:(YapDatabaseReadTransaction *)transaction
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{
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NSMutableArray<SignalAccount *> *signalAccounts = [self.signalAccounts mutableCopy];
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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 =
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[[OWSContactsOutputStream alloc] initWithOutputStream:dataOutputStream];
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for (SignalAccount *signalAccount in 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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OWSDisappearingMessagesConfiguration *_Nullable disappearingMessagesConfiguration;
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NSString *conversationColorName;
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TSContactThread *_Nullable contactThread = [TSContactThread getThreadWithContactId:signalAccount.recipientId transaction:transaction];
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if (contactThread) {
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conversationColorName = contactThread.conversationColorName;
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disappearingMessagesConfiguration = [contactThread disappearingMessagesConfigurationWithTransaction:transaction];
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} else {
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conversationColorName = [TSThread stableColorNameForNewConversationWithString:signalAccount.recipientId];
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}
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[contactsOutputStream writeSignalAccount:signalAccount
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recipientIdentity:recipientIdentity
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profileKeyData:profileKeyData
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contactsManager:self.contactsManager
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conversationColorName:conversationColorName
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disappearingMessagesConfiguration:disappearingMessagesConfiguration];
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}
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[dataOutputStream close];
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if (contactsOutputStream.hasError) {
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OWSFailDebug(@"Could not write contacts sync stream.");
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return nil;
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}
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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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