108 lines
3.2 KiB
Swift
108 lines
3.2 KiB
Swift
//
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// Copyright (c) 2018 Open Whisper Systems. All rights reserved.
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//
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import Foundation
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import SignalMetadataKit
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// Corresponds to a single effort to send a message to a given recipient,
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// which may span multiple attempts. Note that group messages may be sent
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// to multiple recipients and therefore require multiple instances of
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// OWSMessageSend.
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@objc
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public class OWSMessageSend: NSObject {
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@objc
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public let message: TSOutgoingMessage
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// thread may be nil if message is an OWSOutgoingSyncMessage.
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@objc
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public let thread: TSThread?
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@objc
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public let recipient: SignalRecipient
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private static let kMaxRetriesPerRecipient: Int = 1
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@objc
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public var remainingAttempts = OWSMessageSend.kMaxRetriesPerRecipient
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// We "fail over" to REST sends after _any_ error sending
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// via the web socket.
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@objc
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public var hasWebsocketSendFailed = false
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@objc
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public var udAccess: OWSUDAccess?
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@objc
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public var senderCertificate: SMKSenderCertificate?
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@objc
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public let localNumber: String
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@objc
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public let isLocalNumber: Bool
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@objc
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public let success: () -> Void
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@objc
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public let failure: (Error) -> Void
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@objc
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public init(message: TSOutgoingMessage,
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thread: TSThread?,
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recipient: SignalRecipient,
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senderCertificate: SMKSenderCertificate?,
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udAccess: OWSUDAccess?,
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localNumber: String,
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success: @escaping () -> Void,
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failure: @escaping (Error) -> Void) {
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self.message = message
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self.thread = thread
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self.recipient = recipient
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self.localNumber = localNumber
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self.senderCertificate = senderCertificate
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self.udAccess = udAccess
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if let recipientId = recipient.uniqueId {
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self.isLocalNumber = localNumber == recipientId
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} else {
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owsFailDebug("SignalRecipient missing recipientId")
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self.isLocalNumber = false
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}
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self.success = success
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self.failure = failure
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}
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@objc
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public var isUDSend: Bool {
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return udAccess != nil && senderCertificate != nil
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}
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@objc
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public func disableUD() {
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Logger.verbose("\(recipient.recipientId)")
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udAccess = nil
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}
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@objc
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public func setHasUDAuthFailed() {
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Logger.verbose("\(recipient.recipientId)")
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// We "fail over" to non-UD sends after auth errors sending via UD.
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disableUD()
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}
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@objc(copyWithDestination:)
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public func copy(with destination: LokiAPI.Destination) -> OWSMessageSend {
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var recipient: SignalRecipient!
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OWSPrimaryStorage.shared().dbReadConnection.read { transaction in
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recipient = SignalRecipient.getOrBuildUnsavedRecipient(forRecipientId: destination.hexEncodedPublicKey, transaction: transaction)
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}
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let success = (destination.kind == .master) ? self.success : { }
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let failure = (destination.kind == .master) ? self.failure : { _ in }
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return OWSMessageSend(message: message, thread: thread, recipient: recipient, senderCertificate: senderCertificate, udAccess: udAccess, localNumber: localNumber, success: success, failure: failure)
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}
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}
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