Signal-iOS/SignalMessaging/utils/ThreadUtil.m
2021-03-25 09:24:27 -03:00

334 lines
15 KiB
Objective-C

//
// Copyright (c) 2021 Open Whisper Systems. All rights reserved.
//
#import "ThreadUtil.h"
#import "OWSQuotedReplyModel.h"
#import <PromiseKit/AnyPromise.h>
#import <SignalCoreKit/NSDate+OWS.h>
#import <SignalCoreKit/SignalCoreKit-Swift.h>
#import <SignalMessaging/OWSProfileManager.h>
#import <SignalMessaging/SignalMessaging-Swift.h>
#import <SignalServiceKit/MessageSender.h>
#import <SignalServiceKit/OWSDisappearingMessagesConfiguration.h>
#import <SignalServiceKit/SignalServiceKit-Swift.h>
#import <SignalServiceKit/TSAccountManager.h>
#import <SignalServiceKit/TSCall.h>
#import <SignalServiceKit/TSContactThread.h>
#import <SignalServiceKit/TSIncomingMessage.h>
#import <SignalServiceKit/TSInvalidIdentityKeyErrorMessage.h>
#import <SignalServiceKit/TSOutgoingMessage.h>
#import <SignalServiceKit/TSThread.h>
#import <SignalServiceKit/TSUnreadIndicatorInteraction.h>
NS_ASSUME_NONNULL_BEGIN
@implementation ThreadUtil
#pragma mark - Durable Message Enqueue
+ (TSOutgoingMessage *)enqueueMessageWithBody:(MessageBody *)messageBody
thread:(TSThread *)thread
quotedReplyModel:(nullable OWSQuotedReplyModel *)quotedReplyModel
linkPreviewDraft:(nullable nullable OWSLinkPreviewDraft *)linkPreviewDraft
transaction:(SDSAnyReadTransaction *)transaction
{
return [self enqueueMessageWithBody:messageBody
mediaAttachments:@[]
thread:thread
quotedReplyModel:quotedReplyModel
linkPreviewDraft:linkPreviewDraft
transaction:transaction];
}
+ (TSOutgoingMessage *)enqueueMessageWithBody:(nullable MessageBody *)messageBody
mediaAttachments:(NSArray<SignalAttachment *> *)mediaAttachments
thread:(TSThread *)thread
quotedReplyModel:(nullable OWSQuotedReplyModel *)quotedReplyModel
linkPreviewDraft:(nullable nullable OWSLinkPreviewDraft *)linkPreviewDraft
transaction:(SDSAnyReadTransaction *)transaction
{
OWSAssertIsOnMainThread();
OWSAssertDebug(thread);
OutgoingMessagePreparer *outgoingMessagePreparer =
[[OutgoingMessagePreparer alloc] initWithMessageBody:messageBody
mediaAttachments:mediaAttachments
thread:thread
quotedReplyModel:quotedReplyModel
transaction:transaction];
[BenchManager benchAsyncWithTitle:@"Saving outgoing message"
block:^(void (^benchmarkCompletion)(void)) {
DatabaseStorageAsyncWrite(
SDSDatabaseStorage.shared, ^(SDSAnyWriteTransaction *writeTransaction) {
[outgoingMessagePreparer
insertMessageWithLinkPreviewDraft:linkPreviewDraft
transaction:writeTransaction];
[self.messageSenderJobQueue addMessage:outgoingMessagePreparer
transaction:writeTransaction];
[writeTransaction addAsyncCompletion:benchmarkCompletion];
});
}];
TSOutgoingMessage *message = outgoingMessagePreparer.unpreparedMessage;
if (message.hasRenderableContent) {
[thread donateSendMessageIntentWithTransaction:transaction];
}
return message;
}
+ (nullable TSOutgoingMessage *)createUnsentMessageWithBody:(nullable MessageBody *)messageBody
mediaAttachments:(NSArray<SignalAttachment *> *)mediaAttachments
thread:(TSThread *)thread
quotedReplyModel:(nullable OWSQuotedReplyModel *)quotedReplyModel
linkPreviewDraft:(nullable nullable OWSLinkPreviewDraft *)linkPreviewDraft
transaction:(SDSAnyWriteTransaction *)transaction
error:(NSError **)error
{
OWSAssertDebug(thread);
OutgoingMessagePreparer *outgoingMessagePreparer =
[[OutgoingMessagePreparer alloc] initWithMessageBody:messageBody
mediaAttachments:mediaAttachments
thread:thread
quotedReplyModel:quotedReplyModel
transaction:transaction];
[outgoingMessagePreparer insertMessageWithLinkPreviewDraft:linkPreviewDraft transaction:transaction];
return [outgoingMessagePreparer prepareMessageWithTransaction:transaction error:error];
}
+ (TSOutgoingMessage *)enqueueMessageWithInstalledSticker:(StickerInfo *)stickerInfo thread:(TSThread *)thread
{
OWSAssertIsOnMainThread();
OWSAssertDebug(stickerInfo != nil);
OWSAssertDebug(thread != nil);
TSOutgoingMessage *message = [self buildOutgoingMessageForSticker:stickerInfo thread:thread];
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
// Load the sticker data async.
StickerMetadata *_Nullable stickerMetadata;
stickerMetadata = [StickerManager installedStickerMetadataWithSneakyTransaction:stickerInfo];
if (stickerMetadata == nil) {
OWSFailDebug(@"Could not find sticker file.");
return;
}
NSData *_Nullable stickerData = [NSData dataWithContentsOfURL:stickerMetadata.stickerDataUrl];
if (!stickerData) {
OWSFailDebug(@"Couldn't load sticker data.");
return;
}
MessageStickerDraft *stickerDraft = [[MessageStickerDraft alloc] initWithInfo:stickerInfo
stickerData:stickerData
stickerType:stickerMetadata.stickerType
emoji:stickerMetadata.firstEmoji];
[self enqueueMessage:message stickerDraft:stickerDraft thread:thread];
});
return message;
}
+ (TSOutgoingMessage *)enqueueMessageWithUninstalledSticker:(StickerMetadata *)stickerMetadata
stickerData:(NSData *)stickerData
thread:(TSThread *)thread
{
OWSAssertIsOnMainThread();
OWSAssertDebug(stickerMetadata != nil);
OWSAssertDebug(stickerData.length > 0);
OWSAssertDebug(thread != nil);
TSOutgoingMessage *message = [self buildOutgoingMessageForSticker:stickerMetadata.stickerInfo thread:thread];
MessageStickerDraft *stickerDraft = [[MessageStickerDraft alloc] initWithInfo:stickerMetadata.stickerInfo
stickerData:stickerData
stickerType:stickerMetadata.stickerType
emoji:stickerMetadata.firstEmoji];
[self enqueueMessage:message stickerDraft:stickerDraft thread:thread];
return message;
}
+ (TSOutgoingMessage *)buildOutgoingMessageForSticker:(StickerInfo *)stickerInfo thread:(TSThread *)thread
{
OWSAssertIsOnMainThread();
OWSAssertDebug(stickerInfo != nil);
OWSAssertDebug(thread != nil);
__block OWSDisappearingMessagesConfiguration *configuration;
[self.databaseStorage readWithBlock:^(SDSAnyReadTransaction *transaction) {
configuration = [thread disappearingMessagesConfigurationWithTransaction:transaction];
}];
uint32_t expiresInSeconds = (configuration.isEnabled ? configuration.durationSeconds : 0);
TSOutgoingMessageBuilder *builder = [TSOutgoingMessageBuilder outgoingMessageBuilderWithThread:thread];
builder.expiresInSeconds = expiresInSeconds;
return [builder build];
}
+ (void)enqueueMessage:(TSOutgoingMessage *)message
stickerDraft:(MessageStickerDraft *)stickerDraft
thread:(TSThread *)thread
{
OWSAssertDebug(message != nil);
OWSAssertDebug(stickerDraft != nil);
OWSAssertDebug(thread != nil);
DatabaseStorageAsyncWrite(self.databaseStorage, ^(SDSAnyWriteTransaction *transaction) {
MessageSticker *_Nullable messageSticker = [self messageStickerForStickerDraft:stickerDraft
transaction:transaction];
if (!messageSticker) {
OWSFailDebug(@"Couldn't send sticker.");
return;
}
[message anyInsertWithTransaction:transaction];
[message updateWithMessageSticker:messageSticker transaction:transaction];
[self.messageSenderJobQueue addMessage:message.asPreparer transaction:transaction];
[thread donateSendMessageIntentWithTransaction:transaction];
});
}
// MARK: Non-Durable Sending
// We might want to generate a link preview here.
+ (TSOutgoingMessage *)sendMessageNonDurablyWithBody:(MessageBody *)messageBody
thread:(TSThread *)thread
quotedReplyModel:(nullable OWSQuotedReplyModel *)quotedReplyModel
linkPreviewDraft:(nullable OWSLinkPreviewDraft *)linkPreviewDraft
transaction:(SDSAnyReadTransaction *)transaction
completion:(void (^)(NSError *_Nullable error))completion
{
OWSAssertDebug(completion);
return [self sendMessageNonDurablyWithBody:messageBody
mediaAttachments:@[]
thread:thread
quotedReplyModel:quotedReplyModel
linkPreviewDraft:linkPreviewDraft
transaction:transaction
completion:completion];
}
+ (TSOutgoingMessage *)sendMessageNonDurablyWithBody:(MessageBody *)messageBody
mediaAttachments:(NSArray<SignalAttachment *> *)mediaAttachments
thread:(TSThread *)thread
quotedReplyModel:(nullable OWSQuotedReplyModel *)quotedReplyModel
linkPreviewDraft:(nullable OWSLinkPreviewDraft *)linkPreviewDraft
transaction:(SDSAnyReadTransaction *)transaction
completion:(void (^)(NSError *_Nullable error))completion
{
OWSAssertIsOnMainThread();
OWSAssertDebug(thread);
OWSAssertDebug(completion);
OutgoingMessagePreparer *outgoingMessagePreparer =
[[OutgoingMessagePreparer alloc] initWithMessageBody:messageBody
mediaAttachments:mediaAttachments
thread:thread
quotedReplyModel:quotedReplyModel
transaction:transaction];
DatabaseStorageAsyncWrite(self.databaseStorage, ^(SDSAnyWriteTransaction *writeTransaction) {
[outgoingMessagePreparer insertMessageWithLinkPreviewDraft:linkPreviewDraft transaction:writeTransaction];
[writeTransaction addAsyncCompletionOffMain:^{
[self.messageSender sendMessage:outgoingMessagePreparer
success:^{ dispatch_async(dispatch_get_main_queue(), ^{ completion(nil); }); }
failure:^(
NSError *_Nonnull error) { dispatch_async(dispatch_get_main_queue(), ^{ completion(error); }); }];
}];
});
TSOutgoingMessage *message = outgoingMessagePreparer.unpreparedMessage;
if (message.hasRenderableContent) {
[thread donateSendMessageIntentWithTransaction:transaction];
}
return message;
}
+ (nullable MessageSticker *)messageStickerForStickerDraft:(MessageStickerDraft *)stickerDraft
transaction:(SDSAnyWriteTransaction *)transaction
{
OWSAssertDebug(transaction);
NSError *error;
MessageSticker *_Nullable messageSticker = [MessageSticker buildValidatedMessageStickerFromDraft:stickerDraft
transaction:transaction
error:&error];
if (error && ![MessageSticker isNoStickerError:error]) {
OWSFailDebug(@"error: %@", error);
}
return messageSticker;
}
#pragma mark - Profile Whitelist
+ (BOOL)addThreadToProfileWhitelistIfEmptyOrPendingRequestWithSneakyTransaction:(TSThread *)thread
{
OWSAssertDebug(thread);
__block BOOL hasPendingMessageRequest;
[self.databaseStorage readWithBlock:^(SDSAnyReadTransaction *transaction) {
hasPendingMessageRequest = [thread hasPendingMessageRequestWithTransaction:transaction.unwrapGrdbRead];
}];
// If we're creating this thread or we have a pending message request,
// any action we trigger should share our profile.
if (!thread.shouldThreadBeVisible || hasPendingMessageRequest) {
[OWSProfileManager.shared addThreadToProfileWhitelist:thread];
return YES;
}
return NO;
}
+ (BOOL)addThreadToProfileWhitelistIfEmptyOrPendingRequest:(TSThread *)thread
transaction:(SDSAnyWriteTransaction *)transaction
{
OWSAssertDebug(thread);
BOOL hasPendingMessageRequest = [thread hasPendingMessageRequestWithTransaction:transaction.unwrapGrdbRead];
// If we're creating this thread or we have a pending message request,
// any action we trigger should share our profile.
if (!thread.shouldThreadBeVisible || hasPendingMessageRequest) {
[OWSProfileManager.shared addThreadToProfileWhitelist:thread transaction:transaction];
return YES;
}
return NO;
}
#pragma mark - Delete Content
+ (void)deleteAllContent
{
OWSLogInfo(@"");
DatabaseStorageWrite(self.databaseStorage, ^(SDSAnyWriteTransaction *transaction) {
[TSThread anyEnumerateWithTransaction:transaction
batched:YES
block:^(TSThread *thread, BOOL *stop) {
[thread softDeleteThreadWithTransaction:transaction];
}];
[TSInteraction anyRemoveAllWithInstantationWithTransaction:transaction];
[TSAttachment anyRemoveAllWithInstantationWithTransaction:transaction];
// Deleting attachments above should be enough to remove any gallery items, but
// we redunantly clean up *all* gallery items to be safe.
[MediaGalleryManager didRemoveAllContentWithTransaction:transaction];
});
[TSAttachmentStream deleteAttachmentsFromDisk];
}
@end
NS_ASSUME_NONNULL_END