57 lines
2.2 KiB
Swift
57 lines
2.2 KiB
Swift
// Copyright © 2022 Rangeproof Pty Ltd. All rights reserved.
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import Foundation
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import GRDB
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import SessionSnodeKit
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import SessionUtilitiesKit
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extension MessageReceiver {
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public static func handleUnsendRequest(_ db: Database, message: UnsendRequest) throws {
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let userPublicKey: String = getUserHexEncodedPublicKey(db)
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guard message.sender == message.author || userPublicKey == message.sender else { return }
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guard let author: String = message.author, let timestampMs: UInt64 = message.timestamp else { return }
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let maybeInteraction: Interaction? = try Interaction
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.filter(Interaction.Columns.timestampMs == Int64(timestampMs))
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.filter(Interaction.Columns.authorId == author)
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.fetchOne(db)
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guard
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let interactionId: Int64 = maybeInteraction?.id,
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let interaction: Interaction = maybeInteraction
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else { return }
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// Mark incoming messages as read and remove any of their notifications
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if interaction.variant == .standardIncoming {
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try Interaction.markAsRead(
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db,
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interactionId: interactionId,
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threadId: interaction.threadId,
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includingOlder: false,
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trySendReadReceipt: false
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)
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UNUserNotificationCenter.current().removeDeliveredNotifications(withIdentifiers: interaction.notificationIdentifiers)
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UNUserNotificationCenter.current().removePendingNotificationRequests(withIdentifiers: interaction.notificationIdentifiers)
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}
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if author == message.sender, let serverHash: String = interaction.serverHash {
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SnodeAPI.deleteMessage(publicKey: author, serverHashes: [serverHash]).retainUntilComplete()
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}
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switch (interaction.variant, (author == message.sender)) {
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case (.standardOutgoing, _), (_, false):
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_ = try interaction.delete(db)
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case (_, true):
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_ = try interaction
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.markingAsDeleted()
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.saved(db)
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_ = try interaction.attachments
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.deleteAll(db)
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}
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}
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}
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