mirror of https://github.com/oxen-io/session-ios
Matthew Chen
7 years ago
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ddbd20e706
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//
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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 PromiseKit
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import SignalServiceKit
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import SignalMessaging
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/**
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* Used to distribute our profile key to legacy linked devices, newly linked devices will have our profile key as part of provisioning.
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* Syncing is accomplished via the existing contact syncing mechanism, except the only contact synced is ourself. It's incumbent on the linked device
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* to treat this "self contact" record specially.
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*/
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@objc public class MultiDeviceProfileKeyUpdateJob: NSObject {
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private let profileKey: OWSAES256Key
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private let identityManager: OWSIdentityManager
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private let messageSender: MessageSender
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private let profileManager: OWSProfileManager
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private var editingDatabaseConnection: YapDatabaseConnection {
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return OWSPrimaryStorage.shared().dbReadWriteConnection
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}
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@objc public required init(profileKey: OWSAES256Key, identityManager: OWSIdentityManager, messageSender: MessageSender, profileManager: OWSProfileManager) {
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self.profileKey = profileKey
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self.identityManager = identityManager
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self.messageSender = messageSender
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self.profileManager = profileManager
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}
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@objc public class func run(profileKey: OWSAES256Key, identityManager: OWSIdentityManager, messageSender: MessageSender, profileManager: OWSProfileManager) {
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return self.init(profileKey: profileKey, identityManager: identityManager, messageSender: messageSender, profileManager: profileManager).run()
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}
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func run(retryDelay: TimeInterval = 1) {
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guard let localNumber = TSAccountManager.localNumber() else {
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owsFailDebug("localNumber was unexpectedly nil")
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return
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}
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let localSignalAccount = SignalAccount(recipientId: localNumber)
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localSignalAccount.contact = Contact()
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let syncContactsMessage = OWSSyncContactsMessage(signalAccounts: [localSignalAccount],
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identityManager: self.identityManager,
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profileManager: self.profileManager)
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var dataSource: DataSource?
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self.editingDatabaseConnection.readWrite { transaction in
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guard let messageData: Data = syncContactsMessage.buildPlainTextAttachmentData(with: transaction) else {
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owsFailDebug("could not serialize sync contacts data")
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return
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}
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dataSource = DataSourceValue.dataSource(withSyncMessageData: messageData)
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}
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guard let attachmentDataSource = dataSource else {
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owsFailDebug("dataSource was unexpectedly nil")
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return
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}
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self.messageSender.enqueueTemporaryAttachment(attachmentDataSource,
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contentType: OWSMimeTypeApplicationOctetStream,
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in: syncContactsMessage,
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success: {
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Logger.info("Successfully synced profile key")
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},
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failure: { error in
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Logger.error("failed with error: \(error) retrying in \(retryDelay)s.")
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after(seconds: retryDelay).done {
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self.run(retryDelay: retryDelay * 2)
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}.retainUntilComplete()
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})
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}
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}
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