108 lines
3.8 KiB
Objective-C
108 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 "OWSContactsOutputStream.h"
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#import "Contact.h"
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#import "ContactsManagerProtocol.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 "SignalAccount.h"
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#import "TSContactThread.h"
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#import <SignalCoreKit/NSData+OWS.h>
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#import <SignalServiceKit/SignalServiceKit-Swift.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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contactsManager:(id<ContactsManagerProtocol>)contactsManager
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conversationColorName:(NSString *)conversationColorName
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disappearingMessagesConfiguration:(nullable OWSDisappearingMessagesConfiguration *)disappearingMessagesConfiguration
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{
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OWSAssertDebug(signalAccount);
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OWSAssertDebug(signalAccount.contact);
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OWSAssertDebug(contactsManager);
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SSKProtoContactDetailsBuilder *contactBuilder = [SSKProtoContactDetailsBuilder new];
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[contactBuilder setName:signalAccount.contact.fullName];
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[contactBuilder setNumber:signalAccount.recipientId];
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[contactBuilder setColor:conversationColorName];
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if (recipientIdentity != nil) {
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SSKProtoVerified *_Nullable verified = BuildVerifiedProtoWithRecipientId(recipientIdentity.recipientId,
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[recipientIdentity.identityKey prependKeyType],
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recipientIdentity.verificationState,
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0);
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if (!verified) {
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OWSLogError(@"could not build protobuf.");
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return;
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}
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contactBuilder.verified = verified;
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}
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UIImage *_Nullable rawAvatar = [contactsManager avatarImageForCNContactId:signalAccount.contact.cnContactId];
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NSData *_Nullable avatarPng;
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if (rawAvatar) {
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avatarPng = UIImagePNGRepresentation(rawAvatar);
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if (avatarPng) {
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SSKProtoContactDetailsAvatarBuilder *avatarBuilder =
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[SSKProtoContactDetailsAvatarBuilder new];
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[avatarBuilder setContentType:OWSMimeTypeImagePng];
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[avatarBuilder setLength:(uint32_t)avatarPng.length];
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NSError *error;
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SSKProtoContactDetailsAvatar *_Nullable avatar = [avatarBuilder buildAndReturnError:&error];
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if (error || !avatar) {
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OWSLogError(@"could not build protobuf: %@", error);
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return;
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}
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[contactBuilder setAvatar:avatar];
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}
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}
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if (profileKeyData) {
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OWSAssertDebug(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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if (disappearingMessagesConfiguration && disappearingMessagesConfiguration.isEnabled) {
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[contactBuilder setExpireTimer:disappearingMessagesConfiguration.durationSeconds];
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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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NSError *error;
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NSData *_Nullable contactData = [contactBuilder buildSerializedDataAndReturnError:&error];
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if (error || !contactData) {
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OWSFailDebug(@"could not serialize protobuf: %@", error);
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return;
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}
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uint32_t contactDataLength = (uint32_t)contactData.length;
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[self writeVariableLengthUInt32:contactDataLength];
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[self writeData:contactData];
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if (avatarPng) {
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[self writeData: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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