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89 lines
3.3 KiB
Objective-C
89 lines
3.3 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 "OWSContactsOutputStream.h"
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#import "Contact.h"
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#import "Cryptography.h"
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#import "MIMETypeUtil.h"
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#import "NSData+keyVersionByte.h"
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#import "OWSBlockingManager.h"
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#import "OWSDisappearingMessagesConfiguration.h"
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#import "OWSRecipientIdentity.h"
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#import "OWSSignalServiceProtos.pb.h"
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#import "SignalAccount.h"
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#import "TSContactThread.h"
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#import <ProtocolBuffers/CodedOutputStream.h>
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NS_ASSUME_NONNULL_BEGIN
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@implementation OWSContactsOutputStream
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- (void)writeSignalAccount:(SignalAccount *)signalAccount
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recipientIdentity:(nullable OWSRecipientIdentity *)recipientIdentity
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profileKeyData:(nullable NSData *)profileKeyData
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{
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OWSAssert(signalAccount);
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OWSAssert(signalAccount.contact);
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OWSSignalServiceProtosContactDetailsBuilder *contactBuilder = [OWSSignalServiceProtosContactDetailsBuilder new];
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[contactBuilder setName:signalAccount.contact.fullName];
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[contactBuilder setNumber:signalAccount.recipientId];
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if (recipientIdentity != nil) {
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OWSSignalServiceProtosVerifiedBuilder *verifiedBuilder = [OWSSignalServiceProtosVerifiedBuilder new];
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verifiedBuilder.destination = recipientIdentity.recipientId;
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verifiedBuilder.identityKey = [recipientIdentity.identityKey prependKeyType];
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verifiedBuilder.state = OWSVerificationStateToProtoState(recipientIdentity.verificationState);
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contactBuilder.verifiedBuilder = verifiedBuilder;
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}
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NSData *avatarPng;
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if (signalAccount.contact.image) {
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OWSSignalServiceProtosContactDetailsAvatarBuilder *avatarBuilder =
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[OWSSignalServiceProtosContactDetailsAvatarBuilder new];
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[avatarBuilder setContentType:OWSMimeTypeImagePng];
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avatarPng = UIImagePNGRepresentation(signalAccount.contact.image);
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[avatarBuilder setLength:(uint32_t)avatarPng.length];
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[contactBuilder setAvatarBuilder:avatarBuilder];
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}
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if (profileKeyData) {
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OWSAssert(profileKeyData.length == kAES256_KeyByteLength);
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[contactBuilder setProfileKey:profileKeyData];
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}
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// Always ensure the "expire timer" property is set so that desktop
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// can easily distinguish between a modern client declaring "off" vs a
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// legacy client "not specifying".
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[contactBuilder setExpireTimer:0];
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TSContactThread *_Nullable contactThread = [TSContactThread getThreadWithContactId:signalAccount.recipientId];
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if (contactThread) {
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OWSDisappearingMessagesConfiguration *_Nullable disappearingMessagesConfiguration =
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[OWSDisappearingMessagesConfiguration fetchObjectWithUniqueID:contactThread.uniqueId];
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if (disappearingMessagesConfiguration && disappearingMessagesConfiguration.isEnabled) {
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[contactBuilder setExpireTimer:disappearingMessagesConfiguration.durationSeconds];
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}
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}
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if ([OWSBlockingManager.sharedManager isRecipientIdBlocked:signalAccount.recipientId]) {
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[contactBuilder setBlocked:YES];
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}
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NSData *contactData = [[contactBuilder build] data];
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uint32_t contactDataLength = (uint32_t)contactData.length;
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[self.delegateStream writeRawVarint32:contactDataLength];
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[self.delegateStream writeRawData:contactData];
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if (signalAccount.contact.image) {
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[self.delegateStream writeRawData:avatarPng];
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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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