527 lines
19 KiB
Objective-C
527 lines
19 KiB
Objective-C
//
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// Copyright (c) 2017 Open Whisper Systems. All rights reserved.
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//
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#import "UpdateGroupViewController.h"
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#import "AddToGroupViewController.h"
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#import "BlockListUIUtils.h"
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#import "ContactTableViewCell.h"
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#import "ContactsViewHelper.h"
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#import "Environment.h"
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#import "GroupViewHelper.h"
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#import "OWSContactsManager.h"
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#import "OWSTableViewController.h"
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#import "SecurityUtils.h"
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#import "Signal-Swift.h"
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#import "SignalKeyingStorage.h"
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#import "TSOutgoingMessage.h"
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#import "UIUtil.h"
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#import "UIView+OWS.h"
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#import "UIViewController+OWS.h"
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#import "ViewControllerUtils.h"
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#import <SignalServiceKit/NSDate+millisecondTimeStamp.h>
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#import <SignalServiceKit/OWSMessageSender.h>
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#import <SignalServiceKit/SignalAccount.h>
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#import <SignalServiceKit/TSGroupModel.h>
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#import <SignalServiceKit/TSGroupThread.h>
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NS_ASSUME_NONNULL_BEGIN
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@interface UpdateGroupViewController () <UIImagePickerControllerDelegate,
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UITextFieldDelegate,
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ContactsViewHelperDelegate,
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GroupViewHelperDelegate,
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AddToGroupViewControllerDelegate,
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OWSTableViewControllerDelegate,
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UINavigationControllerDelegate>
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@property (nonatomic, readonly) OWSMessageSender *messageSender;
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@property (nonatomic, readonly) ContactsViewHelper *contactsViewHelper;
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@property (nonatomic, readonly) GroupViewHelper *groupViewHelper;
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@property (nonatomic, readonly) OWSTableViewController *tableViewController;
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@property (nonatomic, readonly) UIImageView *avatarView;
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@property (nonatomic, readonly) UITextField *groupNameTextField;
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@property (nonatomic, nullable) UIImage *groupAvatar;
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@property (nonatomic, nullable) NSSet<NSString *> *previousMemberRecipientIds;
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@property (nonatomic) NSMutableSet<NSString *> *memberRecipientIds;
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@property (nonatomic) BOOL hasUnsavedChanges;
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@end
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#pragma mark -
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@implementation UpdateGroupViewController
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- (instancetype)init
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{
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self = [super init];
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if (!self) {
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return self;
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}
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[self commonInit];
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return self;
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}
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- (nullable instancetype)initWithCoder:(NSCoder *)aDecoder
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{
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self = [super initWithCoder:aDecoder];
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if (!self) {
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return self;
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}
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[self commonInit];
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return self;
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}
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- (void)commonInit
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{
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_messageSender = [Environment getCurrent].messageSender;
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_contactsViewHelper = [ContactsViewHelper new];
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_contactsViewHelper.delegate = self;
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_groupViewHelper = [GroupViewHelper new];
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_groupViewHelper.delegate = self;
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self.memberRecipientIds = [NSMutableSet new];
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}
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#pragma mark - View Lifecycle
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- (void)loadView
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{
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[super loadView];
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OWSAssert(self.thread);
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OWSAssert(self.thread.groupModel);
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OWSAssert(self.thread.groupModel.groupMemberIds);
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[self.memberRecipientIds addObjectsFromArray:self.thread.groupModel.groupMemberIds];
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self.previousMemberRecipientIds = [NSSet setWithArray:self.thread.groupModel.groupMemberIds];
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self.title = NSLocalizedString(@"EDIT_GROUP_DEFAULT_TITLE", @"The navbar title for the 'update group' view.");
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self.navigationItem.leftBarButtonItem =
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[self createOWSBackButtonWithTarget:self selector:@selector(backButtonPressed:)];
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// First section.
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UIView *firstSection = [self firstSectionHeader];
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[self.view addSubview:firstSection];
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[firstSection autoSetDimension:ALDimensionHeight toSize:100.f];
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[firstSection autoPinWidthToSuperview];
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[firstSection autoPinEdgeToSuperviewEdge:ALEdgeTop];
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_tableViewController = [OWSTableViewController new];
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_tableViewController.delegate = self;
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[self.view addSubview:self.tableViewController.view];
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[_tableViewController.view autoPinWidthToSuperview];
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[_tableViewController.view autoPinEdge:ALEdgeTop toEdge:ALEdgeBottom ofView:firstSection];
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[_tableViewController.view autoPinEdgeToSuperviewEdge:ALEdgeBottom];
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[self updateTableContents];
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}
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- (void)viewDidLoad
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{
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[super viewDidLoad];
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[self.navigationController.navigationBar setTranslucent:NO];
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}
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- (void)setHasUnsavedChanges:(BOOL)hasUnsavedChanges
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{
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_hasUnsavedChanges = hasUnsavedChanges;
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[self updateNavigationBar];
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}
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- (void)updateNavigationBar
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{
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self.navigationItem.rightBarButtonItem = (self.hasUnsavedChanges
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? [[UIBarButtonItem alloc] initWithTitle:NSLocalizedString(@"EDIT_GROUP_UPDATE_BUTTON",
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@"The title for the 'update group' button.")
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style:UIBarButtonItemStylePlain
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target:self
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action:@selector(updateGroupPressed)]
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: nil);
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}
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- (void)viewDidAppear:(BOOL)animated
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{
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[super viewDidAppear:animated];
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switch (self.mode) {
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case UpdateGroupMode_EditGroupName:
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[self.groupNameTextField becomeFirstResponder];
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break;
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case UpdateGroupMode_EditGroupAvatar:
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[self showChangeGroupAvatarUI];
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break;
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default:
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break;
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}
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// Only perform these actions the first time the view appears.
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self.mode = UpdateGroupMode_Default;
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}
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- (UIView *)firstSectionHeader
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{
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UIView *firstSectionHeader = [UIView new];
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firstSectionHeader.backgroundColor = [UIColor whiteColor];
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UIView *threadInfoView = [UIView new];
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[firstSectionHeader addSubview:threadInfoView];
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[threadInfoView autoPinWidthToSuperviewWithMargin:16.f];
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[threadInfoView autoPinHeightToSuperviewWithMargin:16.f];
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const CGFloat kAvatarSize = 68.f;
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UIImageView *avatarView = [UIImageView new];
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_avatarView = avatarView;
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avatarView.layer.borderColor = UIColor.clearColor.CGColor;
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avatarView.layer.masksToBounds = YES;
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avatarView.layer.cornerRadius = kAvatarSize / 2.0f;
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avatarView.contentMode = UIViewContentModeScaleAspectFill;
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[threadInfoView addSubview:avatarView];
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[avatarView autoVCenterInSuperview];
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[avatarView autoPinEdgeToSuperviewEdge:ALEdgeLeft];
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[avatarView autoSetDimension:ALDimensionWidth toSize:kAvatarSize];
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[avatarView autoSetDimension:ALDimensionHeight toSize:kAvatarSize];
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if (self.thread.groupModel) {
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_groupAvatar = self.thread.groupModel.groupImage;
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}
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[self updateAvatarView];
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UITextField *groupNameTextField = [UITextField new];
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_groupNameTextField = groupNameTextField;
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if (self.thread) {
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self.groupNameTextField.text = self.thread.groupModel.groupName;
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}
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groupNameTextField.textColor = [UIColor blackColor];
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groupNameTextField.font = [UIFont ows_dynamicTypeTitle2Font];
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groupNameTextField.placeholder
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= NSLocalizedString(@"NEW_GROUP_NAMEGROUP_REQUEST_DEFAULT", @"Placeholder text for group name field");
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groupNameTextField.delegate = self;
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[groupNameTextField addTarget:self
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action:@selector(groupNameDidChange:)
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forControlEvents:UIControlEventEditingChanged];
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[threadInfoView addSubview:groupNameTextField];
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[groupNameTextField autoVCenterInSuperview];
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[groupNameTextField autoPinEdge:ALEdgeLeft toEdge:ALEdgeRight ofView:avatarView withOffset:16.f];
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[groupNameTextField autoPinEdgeToSuperviewEdge:ALEdgeRight withInset:16.f];
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[avatarView
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addGestureRecognizer:[[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(avatarTouched:)]];
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avatarView.userInteractionEnabled = YES;
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return firstSectionHeader;
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}
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- (void)avatarTouched:(UIGestureRecognizer *)sender
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{
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if (sender.state == UIGestureRecognizerStateRecognized) {
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[self showChangeGroupAvatarUI];
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}
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}
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#pragma mark - Table Contents
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- (void)updateTableContents
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{
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OWSAssert(self.thread);
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OWSTableContents *contents = [OWSTableContents new];
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__weak UpdateGroupViewController *weakSelf = self;
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ContactsViewHelper *contactsViewHelper = self.contactsViewHelper;
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// Group Members
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OWSTableSection *section = [OWSTableSection new];
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section.headerTitle = NSLocalizedString(
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@"EDIT_GROUP_MEMBERS_SECTION_TITLE", @"a title for the members section of the 'new/update group' view.");
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[section addItem:[OWSTableItem itemWithCustomCellBlock:^{
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UITableViewCell *cell = [UITableViewCell new];
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cell.textLabel.text = NSLocalizedString(
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@"EDIT_GROUP_MEMBERS_ADD_MEMBER", @"Label for the cell that lets you add a new member to a group.");
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cell.textLabel.font = [UIFont ows_regularFontWithSize:18.f];
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cell.textLabel.textColor = [UIColor blackColor];
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cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
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return cell;
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}
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customRowHeight:[ContactTableViewCell rowHeight]
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actionBlock:^{
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AddToGroupViewController *viewController = [AddToGroupViewController new];
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viewController.addToGroupDelegate = weakSelf;
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[weakSelf.navigationController pushViewController:viewController animated:YES];
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}]];
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NSMutableSet *memberRecipientIds = [self.memberRecipientIds mutableCopy];
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[memberRecipientIds removeObject:[contactsViewHelper localNumber]];
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for (NSString *recipientId in [memberRecipientIds.allObjects sortedArrayUsingSelector:@selector(compare:)]) {
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[section
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addItem:[OWSTableItem itemWithCustomCellBlock:^{
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UpdateGroupViewController *strongSelf = weakSelf;
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OWSAssert(strongSelf);
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ContactTableViewCell *cell = [ContactTableViewCell new];
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SignalAccount *signalAccount = [contactsViewHelper signalAccountForRecipientId:recipientId];
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BOOL isPreviousMember = [strongSelf.previousMemberRecipientIds containsObject:recipientId];
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BOOL isBlocked = [contactsViewHelper isRecipientIdBlocked:recipientId];
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if (isPreviousMember) {
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if (isBlocked) {
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cell.accessoryMessage = NSLocalizedString(
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@"CONTACT_CELL_IS_BLOCKED", @"An indicator that a contact has been blocked.");
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} else {
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cell.selectionStyle = UITableViewCellSeparatorStyleNone;
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}
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} else {
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// In the "members" section, we label "new" members as such when editing an existing group.
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//
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// The only way a "new" member could be blocked is if we blocked them on a linked device
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// while in this dialog. We don't need to worry about that edge case.
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cell.accessoryMessage = NSLocalizedString(
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@"EDIT_GROUP_NEW_MEMBER_LABEL", @"An indicator that a user is a new member of the group.");
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}
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if (signalAccount) {
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[cell configureWithSignalAccount:signalAccount contactsManager:contactsViewHelper.contactsManager];
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} else {
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[cell configureWithRecipientId:recipientId contactsManager:contactsViewHelper.contactsManager];
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}
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return cell;
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}
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customRowHeight:[ContactTableViewCell rowHeight]
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actionBlock:^{
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SignalAccount *signalAccount = [contactsViewHelper signalAccountForRecipientId:recipientId];
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BOOL isPreviousMember = [weakSelf.previousMemberRecipientIds containsObject:recipientId];
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BOOL isBlocked = [contactsViewHelper isRecipientIdBlocked:recipientId];
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if (isPreviousMember) {
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if (isBlocked) {
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if (signalAccount) {
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[weakSelf showUnblockAlertForSignalAccount:signalAccount];
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} else {
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[weakSelf showUnblockAlertForRecipientId:recipientId];
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}
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} else {
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[OWSAlerts
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showAlertWithTitle:
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NSLocalizedString(@"UPDATE_GROUP_CANT_REMOVE_MEMBERS_ALERT_TITLE",
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@"Title for alert indicating that group members can't be removed.")
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message:NSLocalizedString(
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@"UPDATE_GROUP_CANT_REMOVE_MEMBERS_ALERT_MESSAGE",
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@"Title for alert indicating that group members can't "
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@"be removed.")];
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}
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} else {
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[weakSelf removeRecipientId:recipientId];
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}
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}]];
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}
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[contents addSection:section];
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self.tableViewController.contents = contents;
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}
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- (void)showUnblockAlertForSignalAccount:(SignalAccount *)signalAccount
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{
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OWSAssert(signalAccount);
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__weak UpdateGroupViewController *weakSelf = self;
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[BlockListUIUtils showUnblockSignalAccountActionSheet:signalAccount
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fromViewController:self
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blockingManager:self.contactsViewHelper.blockingManager
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contactsManager:self.contactsViewHelper.contactsManager
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completionBlock:^(BOOL isBlocked) {
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if (!isBlocked) {
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[weakSelf updateTableContents];
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}
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}];
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}
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- (void)showUnblockAlertForRecipientId:(NSString *)recipientId
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{
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OWSAssert(recipientId.length > 0);
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__weak UpdateGroupViewController *weakSelf = self;
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[BlockListUIUtils showUnblockPhoneNumberActionSheet:recipientId
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fromViewController:self
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blockingManager:self.contactsViewHelper.blockingManager
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contactsManager:self.contactsViewHelper.contactsManager
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completionBlock:^(BOOL isBlocked) {
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if (!isBlocked) {
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[weakSelf updateTableContents];
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}
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}];
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}
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- (void)removeRecipientId:(NSString *)recipientId
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{
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OWSAssert(recipientId.length > 0);
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[self.memberRecipientIds removeObject:recipientId];
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[self updateTableContents];
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}
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#pragma mark - Methods
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- (void)updateGroup
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{
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OWSAssert(self.conversationSettingsViewDelegate);
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TSGroupModel *groupModel = [[TSGroupModel alloc] initWithTitle:self.groupNameTextField.text
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memberIds:[self.memberRecipientIds.allObjects mutableCopy]
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image:self.groupAvatar
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groupId:self.thread.groupModel.groupId];
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[self.conversationSettingsViewDelegate groupWasUpdated:groupModel];
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}
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#pragma mark - Group Avatar
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- (void)showChangeGroupAvatarUI
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{
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[self.groupNameTextField resignFirstResponder];
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[self.groupViewHelper showChangeGroupAvatarUI];
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}
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- (void)setGroupAvatar:(nullable UIImage *)groupAvatar
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{
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OWSAssert([NSThread isMainThread]);
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_groupAvatar = groupAvatar;
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self.hasUnsavedChanges = YES;
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[self updateAvatarView];
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}
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- (void)updateAvatarView
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{
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UIImage *image = (self.groupAvatar ?: [UIImage imageNamed:@"empty-group-avatar"]);
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OWSAssert(image);
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self.avatarView.image = image;
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self.avatarView.layer.borderColor = [[UIColor lightGrayColor] CGColor];
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self.avatarView.layer.borderWidth = 0.5f;
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self.avatarView.contentMode = UIViewContentModeScaleAspectFill;
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}
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#pragma mark - Event Handling
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- (void)backButtonPressed:(id)sender
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{
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[self.groupNameTextField resignFirstResponder];
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if (!self.hasUnsavedChanges) {
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// If user made no changes, return to conversation settings view.
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[self dismissViewControllerAnimated:YES completion:nil];
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return;
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}
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UIAlertController *controller = [UIAlertController
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alertControllerWithTitle:NSLocalizedString(@"EDIT_GROUP_VIEW_UNSAVED_CHANGES_TITLE",
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@"The alert title if user tries to exit update group view without saving changes.")
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message:
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NSLocalizedString(@"EDIT_GROUP_VIEW_UNSAVED_CHANGES_MESSAGE",
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@"The alert message if user tries to exit update group view without saving changes.")
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preferredStyle:UIAlertControllerStyleAlert];
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[controller
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addAction:[UIAlertAction actionWithTitle:NSLocalizedString(@"ALERT_SAVE",
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@"The label for the 'save' button in action sheets.")
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style:UIAlertActionStyleDefault
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handler:^(UIAlertAction *action) {
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OWSAssert(self.conversationSettingsViewDelegate);
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[self updateGroup];
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[self.conversationSettingsViewDelegate popAllConversationSettingsViews];
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}]];
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[controller addAction:[UIAlertAction actionWithTitle:NSLocalizedString(@"ALERT_DONT_SAVE",
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@"The label for the 'don't save' button in action sheets.")
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style:UIAlertActionStyleDestructive
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handler:^(UIAlertAction *action) {
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[self dismissViewControllerAnimated:YES completion:nil];
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}]];
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[self presentViewController:controller animated:YES completion:nil];
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}
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- (void)updateGroupPressed
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{
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OWSAssert(self.conversationSettingsViewDelegate);
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[self updateGroup];
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[self.conversationSettingsViewDelegate popAllConversationSettingsViews];
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}
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- (void)groupNameDidChange:(id)sender
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{
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self.hasUnsavedChanges = YES;
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}
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#pragma mark - Text Field Delegate
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- (BOOL)textFieldShouldReturn:(UITextField *)textField
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{
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[self.groupNameTextField resignFirstResponder];
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return NO;
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}
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#pragma mark - OWSTableViewControllerDelegate
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- (void)tableViewDidScroll
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{
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[self.groupNameTextField resignFirstResponder];
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}
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#pragma mark - ContactsViewHelperDelegate
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- (void)contactsViewHelperDidUpdateContacts
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{
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[self updateTableContents];
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}
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- (BOOL)shouldHideLocalNumber
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{
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return YES;
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}
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#pragma mark - GroupViewHelperDelegate
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- (void)groupAvatarDidChange:(UIImage *)image
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{
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OWSAssert(image);
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self.groupAvatar = image;
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}
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- (UIViewController *)fromViewController
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{
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return self;
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}
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#pragma mark - AddToGroupViewControllerDelegate
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- (void)recipientIdWasAdded:(NSString *)recipientId
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{
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[self.memberRecipientIds addObject:recipientId];
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self.hasUnsavedChanges = YES;
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[self updateTableContents];
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}
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- (BOOL)isRecipientGroupMember:(NSString *)recipientId
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{
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OWSAssert(recipientId.length > 0);
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return [self.memberRecipientIds containsObject:recipientId];
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}
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@end
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NS_ASSUME_NONNULL_END
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