a66f2cfc56
* Add legacy group upgrade action sheet. * Add 'group update info messages' around migrations. * Add new limits around group size. * Rename migration modes to "manual", "auto-migration." * Add legacy groups action sheets. * Try to fill in missing UUIDs before migrating groups. * Ignore "known unregistered" users during group migrations.
563 lines
21 KiB
Swift
563 lines
21 KiB
Swift
//
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// Copyright (c) 2020 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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protocol GroupMemberViewDelegate: class {
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var groupMemberViewRecipientSet: OrderedSet<PickedRecipient> { get }
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var groupMemberViewHasUnsavedChanges: Bool { get }
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var shouldTryToEnableGroupsV2ForMembers: Bool { get }
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func groupMemberViewRemoveRecipient(_ recipient: PickedRecipient)
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func groupMemberViewAddRecipient(_ recipient: PickedRecipient)
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func groupMemberViewCanAddRecipient(_ recipient: PickedRecipient) -> Bool
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func groupMemberViewShouldShowMemberCount() -> Bool
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func groupMemberViewGroupMemberCountForDisplay() -> Int
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func groupMemberViewIsGroupFull() -> Bool
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func groupMemberViewIsPreExistingMember(_ recipient: PickedRecipient) -> Bool
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func groupMemberViewIsGroupsV2Required() -> Bool
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func groupMemberViewDismiss()
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}
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// MARK: -
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// A base class used in two scenarios:
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//
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// * Picking members for a new group.
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// * Add new members to an existing group.
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@objc
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public class BaseGroupMemberViewController: OWSViewController {
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// This delegate is the subclass.
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weak var groupMemberViewDelegate: GroupMemberViewDelegate?
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private var recipientSet: OrderedSet<PickedRecipient> {
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guard let groupMemberViewDelegate = groupMemberViewDelegate else {
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owsFailDebug("Missing groupMemberViewDelegate.")
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return OrderedSet<PickedRecipient>()
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}
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return groupMemberViewDelegate.groupMemberViewRecipientSet
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}
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var hasUnsavedChanges: Bool {
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guard let groupMemberViewDelegate = groupMemberViewDelegate else {
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owsFailDebug("Missing groupMemberViewDelegate.")
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return false
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}
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return groupMemberViewDelegate.groupMemberViewHasUnsavedChanges
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}
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private let recipientPicker = RecipientPickerViewController()
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private let memberBar = NewGroupMembersBar()
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private let memberCountLabel = UILabel()
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private let memberCountWrapper = UIView()
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public override init() {
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super.init()
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}
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// MARK: - View Lifecycle
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@objc
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public override func viewDidLoad() {
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super.viewDidLoad()
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view.backgroundColor = Theme.backgroundColor
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// First section.
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memberBar.delegate = self
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// Don't use dynamic type in this label.
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memberCountLabel.font = UIFont.ows_dynamicTypeBody2.withSize(12)
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memberCountLabel.textColor = Theme.secondaryTextAndIconColor
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memberCountLabel.textAlignment = CurrentAppContext().isRTL ? .left : .right
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memberCountWrapper.addSubview(memberCountLabel)
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memberCountLabel.autoPinEdgesToSuperviewMargins()
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memberCountWrapper.layoutMargins = UIEdgeInsets(top: 0, leading: 12, bottom: 0, trailing: 12)
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recipientPicker.allowsSelectingUnregisteredPhoneNumbers = false
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recipientPicker.shouldShowGroups = false
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recipientPicker.allowsSelectingUnregisteredPhoneNumbers = false
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recipientPicker.showUseAsyncSelection = true
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recipientPicker.delegate = self
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addChild(recipientPicker)
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view.addSubview(recipientPicker.view)
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recipientPicker.view.autoPin(toTopLayoutGuideOf: self, withInset: 0)
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recipientPicker.view.autoPinEdge(toSuperviewSafeArea: .leading)
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recipientPicker.view.autoPinEdge(toSuperviewSafeArea: .trailing)
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autoPinView(toBottomOfViewControllerOrKeyboard: recipientPicker.view, avoidNotch: false)
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updateMemberCount()
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tryToFillInMissingUuids()
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}
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private func tryToFillInMissingUuids() {
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let addresses = contactsViewHelper.allSignalAccounts.map { $0.recipientAddress }
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firstly {
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GroupManager.tryToFillInMissingUuids(for: addresses, isBlocking: false)
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}.catch { error in
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owsFailDebug("Error: \(error)")
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}
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}
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@objc
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public override func viewWillLayoutSubviews() {
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updateMemberBarHeightConstraint()
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super.viewWillLayoutSubviews()
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}
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private func updateMemberBarHeightConstraint() {
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memberBar.updateHeightConstraint()
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}
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private func updateMemberCount() {
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guard !recipientSet.isEmpty else {
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memberCountWrapper.isHidden = true
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return
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}
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guard let groupMemberViewDelegate = groupMemberViewDelegate,
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groupMemberViewDelegate.groupMemberViewShouldShowMemberCount() else {
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memberCountWrapper.isHidden = true
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return
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}
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memberCountWrapper.isHidden = false
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let format = NSLocalizedString("GROUP_MEMBER_COUNT_WITHOUT_LIMIT_FORMAT",
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comment: "Format string for the group member count indicator. Embeds {{ the number of members in the group }}.")
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let memberCount = groupMemberViewDelegate.groupMemberViewGroupMemberCountForDisplay()
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memberCountLabel.text = String(format: format,
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OWSFormat.formatInt(memberCount))
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if memberCount >= GroupManager.groupsV2MaxGroupSizeRecommended {
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memberCountLabel.textColor = .ows_accentRed
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} else {
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memberCountLabel.textColor = Theme.primaryTextColor
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}
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}
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public func removeRecipient(_ recipient: PickedRecipient) {
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guard let groupMemberViewDelegate = groupMemberViewDelegate else {
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owsFailDebug("Missing groupMemberViewDelegate.")
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return
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}
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groupMemberViewDelegate.groupMemberViewRemoveRecipient(recipient)
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recipientPicker.pickedRecipients = recipientSet.orderedMembers
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updateMemberBar()
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updateMemberCount()
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}
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public func addRecipient(_ recipient: PickedRecipient) {
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guard let groupMemberViewDelegate = groupMemberViewDelegate else {
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owsFailDebug("Missing groupMemberViewDelegate.")
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return
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}
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guard !recipientSet.contains(recipient) else {
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owsFailDebug("Recipient already added.")
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return
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}
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guard groupMemberViewDelegate.groupMemberViewCanAddRecipient(recipient) else {
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GroupViewUtils.showInvalidGroupMemberAlert(fromViewController: self)
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return
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}
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guard !groupMemberViewDelegate.groupMemberViewIsGroupFull() else {
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showGroupFullAlert()
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return
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}
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groupMemberViewDelegate.groupMemberViewAddRecipient(recipient)
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recipientPicker.pickedRecipients = recipientSet.orderedMembers
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recipientPicker.clearSearchText()
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updateMemberBar()
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updateMemberCount()
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memberBar.scrollToRecipient(recipient)
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}
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private func updateMemberBar() {
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memberBar.setMembers(databaseStorage.uiRead { transaction in
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self.orderedMembers(shouldSort: false, transaction: transaction)
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})
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}
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private func orderedMembers(shouldSort: Bool, transaction: SDSAnyReadTransaction) -> [NewGroupMember] {
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return Self.orderedMembers(recipientSet: recipientSet, shouldSort: shouldSort, transaction: transaction)
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}
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class func orderedMembers(recipientSet: OrderedSet<PickedRecipient>,
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shouldSort: Bool,
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transaction: SDSAnyReadTransaction) -> [NewGroupMember] {
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var members = recipientSet.orderedMembers.compactMap { (recipient: PickedRecipient) -> NewGroupMember? in
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guard let address = recipient.address else {
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owsFailDebug("Invalid recipient.")
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return nil
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}
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let displayName = self.contactsManager.displayName(for: address, transaction: transaction)
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let shortDisplayName = self.contactsManager.shortDisplayName(for: address, transaction: transaction)
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let comparableName = self.contactsManager.comparableName(for: address, transaction: transaction)
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let conversationColorName = ConversationColorName(
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rawValue: self.contactsManager.conversationColorName(for: address, transaction: transaction)
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)
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return NewGroupMember(recipient: recipient,
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address: address,
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displayName: displayName,
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shortName: shortDisplayName,
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comparableName: comparableName,
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conversationColorName: conversationColorName)
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}
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if shouldSort {
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members.sort { (left, right) in
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return left.comparableName < right.comparableName
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}
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}
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return members
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}
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private func showGroupFullAlert() {
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OWSActionSheets.showErrorAlert(message: NSLocalizedString("EDIT_GROUP_ERROR_CANNOT_ADD_MEMBER_GROUP_FULL",
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comment: "Message for 'group full' error alert when a user can't be added to a group."))
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}
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// MARK: -
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public override func viewWillAppear(_ animated: Bool) {
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super.viewWillAppear(animated)
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guard let navigationController = navigationController else {
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owsFailDebug("Missing navigationController.")
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return
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}
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if navigationController.viewControllers.count == 1 {
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navigationItem.leftBarButtonItem = UIBarButtonItem(barButtonSystemItem: .stop,
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target: self,
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action: #selector(dismissPressed))
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}
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}
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@objc
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func dismissPressed() {
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if !self.hasUnsavedChanges {
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// If user made no changes, dismiss.
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self.groupMemberViewDelegate?.groupMemberViewDismiss()
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return
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}
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OWSActionSheets.showPendingChangesActionSheet { [weak self] in
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self?.groupMemberViewDelegate?.groupMemberViewDismiss()
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}
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}
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// MARK: - Event Handling
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private func backButtonPressed() {
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guard let navigationController = navigationController else {
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owsFailDebug("Missing navigationController.")
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return
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}
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if !hasUnsavedChanges {
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// If user made no changes, return to previous view.
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navigationController.popViewController(animated: true)
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return
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}
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OWSActionSheets.showPendingChangesActionSheet { [weak self] in
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self?.groupMemberViewDelegate?.groupMemberViewDismiss()
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}
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}
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}
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// MARK: -
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extension BaseGroupMemberViewController: RecipientPickerDelegate {
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func recipientPicker(_ recipientPickerViewController: RecipientPickerViewController,
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canSelectRecipient recipient: PickedRecipient) -> RecipientPickerRecipientState {
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guard let groupMemberViewDelegate = groupMemberViewDelegate else {
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owsFailDebug("Missing groupMemberViewDelegate.")
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return .unknownError
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}
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guard !groupMemberViewDelegate.groupMemberViewIsPreExistingMember(recipient) else {
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return .duplicateGroupMember
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}
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return .canBeSelected
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}
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func recipientPicker(_ recipientPickerViewController: RecipientPickerViewController,
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didSelectRecipient recipient: PickedRecipient) {
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guard let address = recipient.address else {
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owsFailDebug("Missing address.")
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return
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}
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guard address.isValid else {
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owsFailDebug("Invalid address.")
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return
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}
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guard let groupMemberViewDelegate = groupMemberViewDelegate else {
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owsFailDebug("Missing groupMemberViewDelegate.")
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return
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}
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guard !groupMemberViewDelegate.groupMemberViewIsPreExistingMember(recipient) else {
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owsFailDebug("Can't re-add pre-existing member.")
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return
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}
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guard let navigationController = navigationController else {
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owsFailDebug("Missing navigationController.")
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return
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}
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let isCurrentMember = recipientSet.contains(recipient)
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let isBlocked = self.contactsViewHelper.isSignalServiceAddressBlocked(address)
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let addRecipientCompletion = { [weak self] in
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guard let self = self else {
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return
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}
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self.addRecipient(recipient)
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navigationController.popToViewController(self, animated: true)
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}
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if isCurrentMember {
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removeRecipient(recipient)
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} else if isBlocked {
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BlockListUIUtils.showUnblockAddressActionSheet(address,
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from: self) { isStillBlocked in
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if !isStillBlocked {
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addRecipientCompletion()
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}
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}
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} else {
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let confirmationText = NSLocalizedString("SAFETY_NUMBER_CHANGED_CONFIRM_ADD_TO_GROUP_ACTION",
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comment: "button title to confirm adding a recipient to a group when their safety number has recently changed")
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let didShowSNAlert = SafetyNumberConfirmationSheet.presentIfNecessary(
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address: address,
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confirmationText: confirmationText
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) { didConfirmIdentity in
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guard didConfirmIdentity else { return }
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addRecipientCompletion()
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}
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if didShowSNAlert {
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return
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}
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addRecipientCompletion()
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}
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}
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func recipientPicker(_ recipientPickerViewController: RecipientPickerViewController,
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willRenderRecipient recipient: PickedRecipient) {
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guard let address = recipient.address else {
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owsFailDebug("Invalid recipient.")
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return
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}
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guard let groupMemberViewDelegate = groupMemberViewDelegate else {
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owsFailDebug("Missing delegate.")
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return
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}
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guard groupMemberViewDelegate.shouldTryToEnableGroupsV2ForMembers else {
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return
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}
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DispatchQueue.global().async {
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if !self.doesRecipientSupportGroupsV2(recipient) {
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_ = self.tryToEnableGroupsV2ForAddress(address,
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isBlocking: false,
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ignoreErrors: true)
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}
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}
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}
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func recipientPicker(_ recipientPickerViewController: RecipientPickerViewController,
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prepareToSelectRecipient recipient: PickedRecipient) -> AnyPromise {
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guard let address = recipient.address else {
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owsFailDebug("Invalid recipient.")
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return AnyPromise(Promise.value(()))
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}
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guard let groupMemberViewDelegate = groupMemberViewDelegate else {
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owsFailDebug("Missing delegate.")
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return AnyPromise(Promise.value(()))
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}
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guard groupMemberViewDelegate.shouldTryToEnableGroupsV2ForMembers else {
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return AnyPromise(Promise.value(()))
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}
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guard !doesRecipientSupportGroupsV2(recipient) else {
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// Recipient already supports groups v2.
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return AnyPromise(Promise.value(()))
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}
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let ignoreErrors = !groupMemberViewDelegate.groupMemberViewIsGroupsV2Required()
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return AnyPromise(tryToEnableGroupsV2ForAddress(address,
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isBlocking: true,
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ignoreErrors: ignoreErrors))
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}
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func recipientPicker(_ recipientPickerViewController: RecipientPickerViewController,
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showInvalidRecipientAlert recipient: PickedRecipient) {
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AssertIsOnMainThread()
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GroupViewUtils.showInvalidGroupMemberAlert(fromViewController: self)
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}
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private func doesRecipientSupportGroupsV2(_ recipient: PickedRecipient) -> Bool {
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guard let address = recipient.address else {
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owsFailDebug("Invalid recipient.")
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return false
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}
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return doesRecipientSupportGroupsV2(address)
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}
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private func doesRecipientSupportGroupsV2(_ address: SignalServiceAddress) -> Bool {
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return databaseStorage.read { transaction in
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return GroupManager.doesUserSupportGroupsV2(address: address, transaction: transaction)
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}
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}
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func tryToEnableGroupsV2ForAddress(_ address: SignalServiceAddress,
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isBlocking: Bool,
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ignoreErrors: Bool) -> Promise<Void> {
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return firstly { () -> Promise<Void> in
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return GroupManager.tryToEnableGroupsV2(for: [address],
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isBlocking: isBlocking,
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ignoreErrors: ignoreErrors)
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}.done(on: .global() ) { [weak self] _ in
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// If we succeeded in enable groups v2 for this address,
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// reload the recipient picker to reflect that.
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if self?.doesRecipientSupportGroupsV2(address) ?? false {
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DispatchQueue.main.async {
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// Reload view content.
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self?.recipientPicker.reloadContent()
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}
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}
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}
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}
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func recipientPicker(_ recipientPickerViewController: RecipientPickerViewController,
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accessoryMessageForRecipient recipient: PickedRecipient) -> String? {
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guard let address = recipient.address else {
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owsFailDebug("Missing address.")
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return nil
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}
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guard address.isValid else {
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owsFailDebug("Invalid address.")
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return nil
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}
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let isCurrentMember = recipientSet.contains(recipient)
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let isBlocked = self.contactsViewHelper.isSignalServiceAddressBlocked(address)
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if isCurrentMember {
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return nil
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} else if isBlocked {
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return MessageStrings.conversationIsBlocked
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} else {
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return nil
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}
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}
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func recipientPicker(_ recipientPickerViewController: RecipientPickerViewController,
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accessoryViewForRecipient recipient: PickedRecipient) -> UIView? {
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guard let address = recipient.address else {
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owsFailDebug("Missing address.")
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return nil
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}
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guard address.isValid else {
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owsFailDebug("Invalid address.")
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return nil
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}
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guard let groupMemberViewDelegate = groupMemberViewDelegate else {
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owsFailDebug("Missing groupMemberViewDelegate.")
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return nil
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}
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let isCurrentMember = recipientSet.contains(recipient)
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let isBlocked = self.contactsViewHelper.isSignalServiceAddressBlocked(address)
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let isPreExistingMember = groupMemberViewDelegate.groupMemberViewIsPreExistingMember(recipient)
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let imageView = UIImageView()
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if isPreExistingMember {
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imageView.setTemplateImageName("check-circle-solid-24", tintColor: Theme.washColor)
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} else if isCurrentMember {
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imageView.setTemplateImageName("check-circle-solid-24", tintColor: Theme.accentBlueColor)
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} else if isBlocked {
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// Use accessoryMessageForRecipient: to show blocked indicator.
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return nil
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} else {
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imageView.setTemplateImageName("empty-circle-outline-24", tintColor: .ows_gray25)
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}
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return imageView
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}
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func recipientPicker(_ recipientPickerViewController: RecipientPickerViewController,
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attributedSubtitleForRecipient recipient: PickedRecipient) -> NSAttributedString? {
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guard DebugFlags.groupsV2memberStatusIndicators else {
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return nil
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}
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guard let address = recipient.address else {
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owsFailDebug("Recipient missing address.")
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return nil
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}
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var items = [String]()
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if address.uuid == nil {
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// This is internal-only; we don't need to localize.
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items.append("No UUID")
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}
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databaseStorage.read { transaction in
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if !GroupManager.doesUserHaveGroupsV2Capability(address: address,
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transaction: transaction) {
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// This is internal-only; we don't need to localize.
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items.append("No capability")
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}
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}
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guard !items.isEmpty else {
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return nil
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}
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return NSAttributedString(string: items.joined(separator: ", "),
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attributes: [
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.font: UIFont.ows_dynamicTypeSubheadline.ows_semibold,
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.foregroundColor: Theme.secondaryTextAndIconColor
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])
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}
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func recipientPickerTableViewWillBeginDragging(_ recipientPickerViewController: RecipientPickerViewController) {}
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func recipientPickerNewGroupButtonWasPressed() {}
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func recipientPickerCustomHeaderViews() -> [UIView] {
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return [memberBar, memberCountWrapper]
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}
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}
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// MARK: -
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extension BaseGroupMemberViewController: OWSNavigationView {
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public func shouldCancelNavigationBack() -> Bool {
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let hasUnsavedChanges = self.hasUnsavedChanges
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if hasUnsavedChanges {
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|
backButtonPressed()
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|
}
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return hasUnsavedChanges
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|
}
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}
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// MARK: -
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extension BaseGroupMemberViewController: NewGroupMembersBarDelegate {
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}
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