567 lines
21 KiB
Objective-C
567 lines
21 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 "NewGroupViewController.h"
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#import "AddToGroupViewController.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 "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 <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 NewGroupViewController () <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) NSMutableSet<NSString *> *memberRecipientIds;
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@property (nonatomic) BOOL hasUnsavedChanges;
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@property (nonatomic) BOOL hasAppeared;
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@end
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#pragma mark -
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@implementation NewGroupViewController
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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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self.title = NSLocalizedString(@"NEW_GROUP_DEFAULT_TITLE", @"The navbar title for the 'new group' view.");
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self.navigationItem.leftBarButtonItem =
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[self createOWSBackButtonWithTarget:self selector:@selector(backButtonPressed:)];
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self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc]
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initWithTitle:NSLocalizedString(@"NEW_GROUP_CREATE_BUTTON", @"The title for the 'create group' button.")
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style:UIBarButtonItemStylePlain
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target:self
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action:@selector(createGroup)];
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self.navigationItem.rightBarButtonItem.imageInsets = UIEdgeInsetsMake(0, -10, 0, 10);
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self.navigationItem.rightBarButtonItem.accessibilityLabel
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= NSLocalizedString(@"FINISH_GROUP_CREATION_LABEL", @"Accessibilty label for finishing new group");
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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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- (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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[self updateAvatarView];
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UITextField *groupNameTextField = [UITextField new];
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_groupNameTextField = groupNameTextField;
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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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OWSTableContents *contents = [OWSTableContents new];
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__weak NewGroupViewController *weakSelf = self;
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ContactsViewHelper *contactsViewHelper = self.contactsViewHelper;
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NSArray<SignalAccount *> *signalAccounts = self.contactsViewHelper.signalAccounts;
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NSMutableSet *nonContactMemberRecipientIds = [self.memberRecipientIds mutableCopy];
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for (SignalAccount *signalAccount in signalAccounts) {
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[nonContactMemberRecipientIds removeObject:signalAccount.recipientId];
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}
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// Non-contact Members
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if (nonContactMemberRecipientIds.count > 0 || signalAccounts.count < 1) {
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OWSTableSection *nonContactsSection = [OWSTableSection new];
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nonContactsSection.headerTitle = NSLocalizedString(
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@"NEW_GROUP_NON_CONTACTS_SECTION_TITLE", @"a title for the non-contacts section of the 'new group' view.");
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[nonContactsSection addItem:[self createAddNonContactItem]];
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for (NSString *recipientId in
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[nonContactMemberRecipientIds.allObjects sortedArrayUsingSelector:@selector(compare:)]) {
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[nonContactsSection addItem:[OWSTableItem itemWithCustomCellBlock:^{
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NewGroupViewController *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 isCurrentMember = [strongSelf.memberRecipientIds containsObject:recipientId];
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BOOL isBlocked = [contactsViewHelper isRecipientIdBlocked:recipientId];
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if (isCurrentMember) {
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// In the "contacts" section, we label members as such when editing an existing group.
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cell.accessoryMessage = NSLocalizedString(
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@"NEW_GROUP_MEMBER_LABEL", @"An indicator that a user is a member of the new group.");
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} else 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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OWSAssert(cell.accessoryMessage == nil);
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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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[weakSelf removeRecipientId:recipientId];
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}]];
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}
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[contents addSection:nonContactsSection];
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}
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// Contacts
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OWSTableSection *signalAccountSection = [OWSTableSection new];
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signalAccountSection.headerTitle = NSLocalizedString(
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@"EDIT_GROUP_CONTACTS_SECTION_TITLE", @"a title for the contacts section of the 'new/update group' view.");
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if (signalAccounts.count > 0) {
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if (nonContactMemberRecipientIds.count < 1) {
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// If the group contains any non-contacts or has not contacts,
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// the "add non-contact user" will show up in the previous section
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// of the table. However, it's more attractive to hide that section
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// for the common case where people want to create a group from just
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// their contacts. Therefore, when that section is hidden, we want
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// to allow people to add non-contacts.
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[signalAccountSection addItem:[self createAddNonContactItem]];
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}
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for (SignalAccount *signalAccount in signalAccounts) {
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[signalAccountSection
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addItem:[OWSTableItem itemWithCustomCellBlock:^{
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NewGroupViewController *strongSelf = weakSelf;
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OWSAssert(strongSelf);
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ContactTableViewCell *cell = [ContactTableViewCell new];
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NSString *recipientId = signalAccount.recipientId;
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BOOL isCurrentMember = [strongSelf.memberRecipientIds containsObject:recipientId];
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BOOL isBlocked = [contactsViewHelper isRecipientIdBlocked:recipientId];
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if (isCurrentMember) {
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// In the "contacts" section, we label members as such when editing an existing group.
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cell.accessoryMessage = NSLocalizedString(
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@"NEW_GROUP_MEMBER_LABEL", @"An indicator that a user is a member of the new group.");
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} else 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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OWSAssert(cell.accessoryMessage == nil);
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}
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[cell configureWithSignalAccount:signalAccount contactsManager:contactsViewHelper.contactsManager];
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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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NSString *recipientId = signalAccount.recipientId;
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BOOL isCurrentMember = [weakSelf.memberRecipientIds containsObject:recipientId];
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if (isCurrentMember) {
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[weakSelf removeRecipientId:recipientId];
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} else {
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[weakSelf addRecipientId:recipientId];
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}
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}]];
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}
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} else {
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[signalAccountSection addItem:[OWSTableItem itemWithCustomCellBlock:^{
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UITableViewCell *cell = [UITableViewCell new];
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cell.textLabel.text = NSLocalizedString(
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@"SETTINGS_BLOCK_LIST_NO_CONTACTS", @"A label that indicates the user has no Signal contacts.");
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cell.textLabel.font = [UIFont ows_regularFontWithSize:15.f];
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cell.textLabel.textColor = [UIColor colorWithWhite:0.5f alpha:1.f];
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cell.textLabel.textAlignment = NSTextAlignmentCenter;
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return cell;
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}
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actionBlock:nil]];
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}
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[contents addSection:signalAccountSection];
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self.tableViewController.contents = contents;
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}
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- (OWSTableItem *)createAddNonContactItem
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{
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__weak NewGroupViewController *weakSelf = self;
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return [OWSTableItem itemWithCustomCellBlock:^{
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UITableViewCell *cell = [UITableViewCell new];
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cell.textLabel.text = NSLocalizedString(@"NEW_GROUP_ADD_NON_CONTACT",
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@"A label for the cell that lets you add a new non-contact 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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viewController.hideContacts = YES;
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[weakSelf.navigationController pushViewController:viewController animated:YES];
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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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- (void)addRecipientId:(NSString *)recipientId
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{
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OWSAssert(recipientId.length > 0);
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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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#pragma mark - Methods
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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)viewDidAppear:(BOOL)animated
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{
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[super viewDidAppear:animated];
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if (!self.hasAppeared) {
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[self.groupNameTextField becomeFirstResponder];
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self.hasAppeared = YES;
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}
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}
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#pragma mark - Actions
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- (void)createGroup
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{
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TSGroupModel *model = [self makeGroup];
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__block TSGroupThread *thread;
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[[TSStorageManager sharedManager].dbConnection
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readWriteWithBlock:^(YapDatabaseReadWriteTransaction *_Nonnull transaction) {
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thread = [TSGroupThread getOrCreateThreadWithGroupModel:model transaction:transaction];
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}];
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OWSAssert(thread);
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void (^popToThread)() = ^{
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dispatch_async(dispatch_get_main_queue(), ^{
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[self dismissViewControllerAnimated:YES
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completion:^{
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[Environment messageGroup:thread];
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}];
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});
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};
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void (^removeThreadWithError)(NSError *error) = ^(NSError *error) {
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[thread remove];
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dispatch_async(dispatch_get_main_queue(), ^{
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[self dismissViewControllerAnimated:YES
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completion:^{
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SignalAlertView(NSLocalizedString(@"GROUP_CREATING_FAILED", nil),
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error.localizedDescription);
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}];
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});
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};
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UIAlertController *alertController =
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[UIAlertController alertControllerWithTitle:NSLocalizedString(@"GROUP_CREATING", nil)
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message:nil
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preferredStyle:UIAlertControllerStyleAlert];
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[self presentViewController:alertController
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animated:YES
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completion:^{
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TSOutgoingMessage *message =
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[[TSOutgoingMessage alloc] initWithTimestamp:[NSDate ows_millisecondTimeStamp]
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inThread:thread
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groupMetaMessage:TSGroupMessageNew];
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// This will save the message.
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[message updateWithCustomMessage:NSLocalizedString(@"GROUP_CREATED", nil)];
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if (model.groupImage) {
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[self.messageSender sendAttachmentData:UIImagePNGRepresentation(model.groupImage)
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contentType:OWSMimeTypeImagePng
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filename:nil
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inMessage:message
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success:popToThread
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failure:removeThreadWithError];
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} else {
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[self.messageSender sendMessage:message success:popToThread failure:removeThreadWithError];
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}
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}];
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}
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- (TSGroupModel *)makeGroup
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{
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NSString *title = self.groupNameTextField.text;
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NSMutableArray<NSString *> *recipientIds = [self.memberRecipientIds.allObjects mutableCopy];
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[recipientIds addObject:[self.contactsViewHelper localNumber]];
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NSData *groupId = [SecurityUtils generateRandomBytes:16];
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return [[TSGroupModel alloc] initWithTitle:title memberIds:recipientIds image:self.groupAvatar groupId:groupId];
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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.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.navigationController popViewControllerAnimated:YES];
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return;
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}
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UIAlertController *controller = [UIAlertController
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alertControllerWithTitle:
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NSLocalizedString(@"NEW_GROUP_VIEW_UNSAVED_CHANGES_TITLE",
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@"The alert title if user tries to exit the new group view without saving changes.")
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message:
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NSLocalizedString(@"NEW_GROUP_VIEW_UNSAVED_CHANGES_MESSAGE",
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@"The alert message if user tries to exit the new 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_DISCARD_BUTTON",
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@"The label for the 'discard' button in alerts and action sheets.")
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style:UIAlertActionStyleDestructive
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handler:^(UIAlertAction *action) {
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[self.navigationController popViewControllerAnimated:YES];
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}]];
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[controller addAction:[UIAlertAction actionWithTitle:NSLocalizedString(@"TXT_CANCEL_TITLE", nil)
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style:UIAlertActionStyleCancel
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handler:nil]];
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[self presentViewController:controller animated:YES completion:nil];
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}
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- (void)groupNameDidChange:(id)sender
|
|
{
|
|
self.hasUnsavedChanges = YES;
|
|
}
|
|
|
|
#pragma mark - Text Field Delegate
|
|
|
|
- (BOOL)textFieldShouldReturn:(UITextField *)textField
|
|
{
|
|
[self.groupNameTextField resignFirstResponder];
|
|
return NO;
|
|
}
|
|
|
|
#pragma mark - OWSTableViewControllerDelegate
|
|
|
|
- (void)tableViewDidScroll
|
|
{
|
|
[self.groupNameTextField resignFirstResponder];
|
|
}
|
|
|
|
#pragma mark - ContactsViewHelperDelegate
|
|
|
|
- (void)contactsViewHelperDidUpdateContacts
|
|
{
|
|
[self updateTableContents];
|
|
}
|
|
|
|
- (BOOL)shouldHideLocalNumber
|
|
{
|
|
return YES;
|
|
}
|
|
|
|
#pragma mark - GroupViewHelperDelegate
|
|
|
|
- (void)groupAvatarDidChange:(UIImage *)image
|
|
{
|
|
OWSAssert(image);
|
|
|
|
self.groupAvatar = image;
|
|
}
|
|
|
|
- (UIViewController *)fromViewController
|
|
{
|
|
return self;
|
|
}
|
|
|
|
#pragma mark - AddToGroupViewControllerDelegate
|
|
|
|
- (void)recipientIdWasAdded:(NSString *)recipientId
|
|
{
|
|
[self addRecipientId:recipientId];
|
|
}
|
|
|
|
- (BOOL)isRecipientGroupMember:(NSString *)recipientId
|
|
{
|
|
OWSAssert(recipientId.length > 0);
|
|
|
|
return [self.memberRecipientIds containsObject:recipientId];
|
|
}
|
|
|
|
@end
|
|
|
|
NS_ASSUME_NONNULL_END
|