element-ios/Riot/Modules/StartChat/StartChatViewController.m

933 lines
32 KiB
Objective-C

/*
Copyright 2024 New Vector Ltd.
Copyright 2017 Vector Creations Ltd
Copyright 2016 OpenMarket Ltd
SPDX-License-Identifier: AGPL-3.0-only
Please see LICENSE in the repository root for full details.
*/
#import "StartChatViewController.h"
#import "GeneratedInterface-Swift.h"
#import "MXSession+Riot.h"
@interface StartChatViewController () <UITableViewDataSource, UISearchBarDelegate, ContactsTableViewControllerDelegate, InviteFriendsHeaderViewDelegate>
{
// The contact used to describe the current user.
MXKContact *userContact;
// Section indexes
NSInteger participantsSection;
// The current list of participants.
NSMutableArray<MXKContact*> *participants;
// Navigation bar items
UIBarButtonItem *cancelBarButtonItem;
UIBarButtonItem *createBarButtonItem;
// SearchBar text
NSString *currentSearch;
// HTTP Request
MXHTTPOperation *roomCreationRequest;
// This dictionary tells for each display name whether it appears several times in participants list
NSMutableDictionary <NSString*, NSNumber*> *isMultiUseNameByDisplayName;
}
@property (weak, nonatomic) IBOutlet UIView *searchBarHeader;
@property (weak, nonatomic) IBOutlet UISearchBar *searchBarView;
@property (weak, nonatomic) IBOutlet UIView *searchBarHeaderBorder;
@property (weak, nonatomic) IBOutlet NSLayoutConstraint *searchBarHeaderHeightConstraint;
@property (nonatomic, strong) InviteFriendsPresenter *inviteFriendsPresenter;
@property (nonatomic, weak) InviteFriendsHeaderView *inviteFriendsHeaderView;
@property (nonatomic, weak) UIView *onlyOneEmailInvitationView;
@end
@implementation StartChatViewController
#pragma mark - Class methods
+ (UINib *)nib
{
return [UINib nibWithNibName:NSStringFromClass([StartChatViewController class])
bundle:[NSBundle bundleForClass:[StartChatViewController class]]];
}
+ (instancetype)startChatViewController
{
return [[[self class] alloc] initWithNibName:NSStringFromClass([StartChatViewController class])
bundle:[NSBundle bundleForClass:[StartChatViewController class]]];
}
#pragma mark -
- (void)finalizeInit
{
[super finalizeInit];
_isAddParticipantSearchBarEditing = NO;
// Prepare room participants
participants = [NSMutableArray array];
// Assign itself as delegate
self.contactsTableViewControllerDelegate = self;
self.screenTracker = [[AnalyticsScreenTracker alloc] initWithScreen:AnalyticsScreenStartChat];
}
- (void)viewDidLoad
{
[super viewDidLoad];
// Do any additional setup after loading the view, typically from a nib.
self.navigationItem.title = [VectorL10n roomCreationTitle];
// Add each matrix session by default.
NSArray *sessions = [AppDelegate theDelegate].mxSessions;
for (MXSession *mxSession in sessions)
{
[self addMatrixSession:mxSession];
}
// Prepare its data source
ContactsDataSource *dataSource = [[ContactsDataSource alloc] initWithMatrixSession:self.mainSession]; // TO TEST
dataSource.areSectionsShrinkable = YES;
dataSource.displaySearchInputInContactsList = YES;
dataSource.forceMatrixIdInDisplayName = YES;
// Add a plus icon to the contact cell when a search session is in progress,
// in order to make it more understandable for the end user.
dataSource.contactCellAccessoryImage = [AssetImages.plusIcon.image vc_tintedImageUsingColor:ThemeService.shared.theme.textPrimaryColor];
[self displayList:dataSource];
cancelBarButtonItem = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemCancel target:self action:@selector(onButtonPressed:)];
self.navigationItem.leftBarButtonItem = cancelBarButtonItem;
createBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:[VectorL10n start] style:UIBarButtonItemStylePlain target:self action:@selector(onButtonPressed:)];
self.navigationItem.rightBarButtonItem = createBarButtonItem;
_searchBarView.placeholder = [VectorL10n roomCreationInviteAnotherUser];
_searchBarView.returnKeyType = UIReturnKeyDone;
_searchBarView.autocapitalizationType = UITextAutocapitalizationTypeNone;
[self refreshSearchBarItemsColor:_searchBarView];
[self.contactsTableView registerClass:ContactTableViewCell.class forCellReuseIdentifier:@"ParticipantTableViewCellId"];
// Redirect table data source
self.contactsTableView.dataSource = self;
[self setupInviteFriendsHeaderView];
}
- (void)setupInviteFriendsHeaderView
{
if (self.inviteFriendsHeaderView)
{
return;
}
if (!RiotSettings.shared.allowInviteExernalUsers)
{
self.contactsTableView.tableHeaderView = nil;
return;
}
InviteFriendsHeaderView *inviteFriendsHeaderView = [InviteFriendsHeaderView instantiate];
inviteFriendsHeaderView.delegate = self;
self.contactsTableView.tableHeaderView = inviteFriendsHeaderView;
self.inviteFriendsHeaderView = inviteFriendsHeaderView;
}
- (void)showInviteFriendsHeaderView:(BOOL)show
{
if (show)
{
if (!self.inviteFriendsHeaderView)
{
[self setupInviteFriendsHeaderView];
}
}
else if (self.inviteFriendsHeaderView != nil)
{
self.contactsTableView.tableHeaderView = nil;
}
}
- (void)userInterfaceThemeDidChange
{
[super userInterfaceThemeDidChange];
[self refreshSearchBarItemsColor:_searchBarView];
// Check the table view style to select its bg color.
self.contactsTableView.backgroundColor = ((self.contactsTableView.style == UITableViewStylePlain) ? ThemeService.shared.theme.baseColor : ThemeService.shared.theme.headerBackgroundColor);
self.view.backgroundColor = self.contactsTableView.backgroundColor;
self.contactsTableView.separatorColor = ThemeService.shared.theme.lineBreakColor;
_searchBarHeaderBorder.backgroundColor = self.contactsTableView.backgroundColor;
if (self.contactsTableView.dataSource)
{
[self.contactsTableView reloadData];
}
[self.inviteFriendsHeaderView updateWithTheme:ThemeService.shared.theme];
}
- (UIStatusBarStyle)preferredStatusBarStyle
{
return ThemeService.shared.theme.statusBarStyle;
}
- (void)destroy
{
if (roomCreationRequest)
{
[roomCreationRequest cancel];
roomCreationRequest = nil;
}
cancelBarButtonItem = nil;
createBarButtonItem = nil;
isMultiUseNameByDisplayName = nil;
participants = nil;
[super destroy];
}
- (void)addMatrixSession:(MXSession *)mxSession
{
[super addMatrixSession:mxSession];
// FIXME: Handle multi accounts
NSString *displayName = [VectorL10n you];
userContact = [[MXKContact alloc] initMatrixContactWithDisplayName:displayName andMatrixID:self.mainSession.myUser.userId];
[self refreshParticipants];
}
- (void)viewWillAppear:(BOOL)animated
{
[super viewWillAppear:animated];
// Active the search session if the current participant list is empty
if (!participants.count)
{
self.isAddParticipantSearchBarEditing = YES;
}
else
{
// Refresh display
[self refreshContactsTable];
}
}
- (void)viewDidDisappear:(BOOL)animated
{
[super viewDidDisappear:animated];
// cancel any pending search
[self searchBarCancelButtonClicked:_searchBarView];
}
- (void)viewDidLayoutSubviews
{
[super viewDidLayoutSubviews];
[self.contactsTableView vc_relayoutHeaderView];
}
#pragma mark -
- (void)setIsAddParticipantSearchBarEditing:(BOOL)isAddParticipantSearchBarEditing
{
if (_isAddParticipantSearchBarEditing != isAddParticipantSearchBarEditing)
{
if (isAddParticipantSearchBarEditing)
{
self.navigationItem.rightBarButtonItem = nil;
}
else
{
self.navigationItem.rightBarButtonItem = createBarButtonItem;
[self refreshParticipants];
}
_isAddParticipantSearchBarEditing = isAddParticipantSearchBarEditing;
// Switch the display between search result and participants list
[self refreshContactsTable];
}
}
#pragma mark - Internals
- (void)refreshParticipants
{
// Refer all participants in ignored contacts dictionary.
isMultiUseNameByDisplayName = [NSMutableDictionary dictionary];
[contactsDataSource.ignoredContactsByMatrixId removeAllObjects];
[contactsDataSource.ignoredContactsByEmail removeAllObjects];
for (MXKContact* contact in participants)
{
NSArray *identifiers = contact.matrixIdentifiers;
if (identifiers.count)
{
// Here the contact can only have one identifier
contactsDataSource.ignoredContactsByMatrixId[identifiers.firstObject] = contact;
}
else
{
NSArray *emails = contact.emailAddresses;
if (emails.count)
{
// Here the contact can only have one email
MXKEmail *email = emails.firstObject;
contactsDataSource.ignoredContactsByEmail[email.emailAddress] = contact;
}
}
isMultiUseNameByDisplayName[contact.displayName] = (isMultiUseNameByDisplayName[contact.displayName] ? @(YES) : @(NO));
}
if (userContact)
{
if (self.mainSession.myUser.userId)
{
contactsDataSource.ignoredContactsByMatrixId[self.mainSession.myUser.userId] = userContact;
}
}
// hide the search bar if a participant is already invited by email
BOOL hideSearchBar = [self participantsAlreadyContainAnEmail];
self.searchBarHeader.alpha = hideSearchBar ? 0.0f : 1.0f;
self.searchBarHeaderHeightConstraint.constant = hideSearchBar ? 0.0f : 50.0f;
[UIView animateWithDuration:0.2f animations:^{
[self.view layoutIfNeeded];
}];
}
- (BOOL)participantsAlreadyContainAnEmail
{
for (MXKContact* participant in participants)
{
// if it is not a matrix contact or a local contact with a MatrixID
if (participant.matrixIdentifiers.count == 0 && ![MXTools isMatrixUserIdentifier:participant.displayName])
{
return YES;
}
}
return NO;
}
- (BOOL)canAddParticipant: (MXKContact*) contact
{
if (!contact)
{
return YES;
}
// The following rules will be applied only if the resulting room is going to be encrypted
if (![self.mainSession vc_homeserverConfiguration].encryption.isE2EEByDefaultEnabled)
{
return YES;
}
// If we have already invited an email, we cannot add another participant
if ([self participantsAlreadyContainAnEmail])
{
return NO;
}
// if it is not a matrix contact, nor a local contact with a MatrixID, and if there is already at least one participant, another participant cannot be added.
if ((contact.matrixIdentifiers.count == 0 && ![MXTools isMatrixUserIdentifier:contact.displayName]) && participants.count > 0)
{
return NO;
}
// Otherwise, we should be able to add this participant
return YES;
}
- (void)showAllowOnlyOneInvitByEmailAllowedHeaderView:(BOOL)visible
{
if (visible)
{
if (!self.onlyOneEmailInvitationView)
{
UIView *headerView = [[UIView alloc] initWithFrame: CGRectZero];
headerView.translatesAutoresizingMaskIntoConstraints = NO;
UILabel *label = [[UILabel alloc] initWithFrame: CGRectZero];
label.numberOfLines = 0;
label.textColor = ThemeService.shared.theme.textSecondaryColor;
label.font = [UIFont systemFontOfSize:14 weight:UIFontWeightLight];
label.adjustsFontSizeToFitWidth = YES;
label.text = VectorL10n.roomCreationOnlyOneEmailInvite;
label.translatesAutoresizingMaskIntoConstraints = NO;
[headerView addSubview:label];
[NSLayoutConstraint activateConstraints:@[
[label.leadingAnchor constraintEqualToAnchor:headerView.leadingAnchor constant:16],
[label.trailingAnchor constraintEqualToAnchor:headerView.trailingAnchor constant:-16],
[label.topAnchor constraintEqualToAnchor:headerView.topAnchor constant:8],
[label.bottomAnchor constraintEqualToAnchor:headerView.bottomAnchor constant:-8],
]];
[label setContentCompressionResistancePriority:UILayoutPriorityRequired forAxis:UILayoutConstraintAxisVertical];
[headerView setContentCompressionResistancePriority:UILayoutPriorityRequired forAxis:UILayoutConstraintAxisVertical];
self.onlyOneEmailInvitationView = headerView;
self.contactsTableView.tableHeaderView = self.onlyOneEmailInvitationView;
[NSLayoutConstraint activateConstraints:@[
[headerView.leadingAnchor constraintEqualToAnchor:self.contactsTableView.safeAreaLayoutGuide.leadingAnchor],
[headerView.trailingAnchor constraintEqualToAnchor:self.contactsTableView.safeAreaLayoutGuide.trailingAnchor]
]];
[self.contactsTableView.tableHeaderView layoutIfNeeded];
}
}
else if (self.onlyOneEmailInvitationView != nil)
{
if (self.contactsTableView.tableHeaderView == self.onlyOneEmailInvitationView)
{
self.contactsTableView.tableHeaderView = nil;
}
self.onlyOneEmailInvitationView = nil;
}
}
- (void)showInviteFriendsFromSourceView:(UIView*)sourceView
{
if (!self.inviteFriendsPresenter)
{
self.inviteFriendsPresenter = [InviteFriendsPresenter new];
}
NSString *userId = self.mainSession.myUser.userId;
[self.inviteFriendsPresenter presentFor:userId
from:self
sourceView:sourceView
animated:YES];
}
#pragma mark - UITableView data source
- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView
{
NSInteger count = 0;
// Do not show invite friends action when a participant is selected
[self showInviteFriendsHeaderView:!participants.count];
if (_isAddParticipantSearchBarEditing)
{
participantsSection = -1;
count = [contactsDataSource numberOfSectionsInTableView:tableView];
}
else
{
participantsSection = count++;
}
return count;
}
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
NSInteger count = 0;
if (_isAddParticipantSearchBarEditing)
{
count = [contactsDataSource tableView:tableView numberOfRowsInSection:section];
}
else if (section == participantsSection)
{
count = participants.count + 1;
}
return count;
}
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
UITableViewCell *cell;
if (_isAddParticipantSearchBarEditing)
{
cell = [contactsDataSource tableView:tableView cellForRowAtIndexPath:indexPath];
MXKContact* contact = [contactsDataSource contactAtIndexPath:indexPath];
if (![self canAddParticipant:contact])
{
// Prevent to add it
cell.contentView.alpha = 0.5;
cell.userInteractionEnabled = NO;
cell.accessoryView = nil;
}
}
else if (indexPath.section == participantsSection)
{
ContactTableViewCell* participantCell = [tableView dequeueReusableCellWithIdentifier:@"ParticipantTableViewCellId" forIndexPath:indexPath];
MXKContact *contact;
if (indexPath.row == 0)
{
// oneself dedicated cell
contact = userContact;
}
else
{
NSInteger index = indexPath.row - 1;
if (index < participants.count)
{
contact = participants[index];
// Disambiguate the display name when it appears several times.
if (contact.displayName)
{
participantCell.showMatrixIdInDisplayName = [isMultiUseNameByDisplayName[contact.displayName] isEqualToNumber:@(YES)];
}
}
}
participantCell.selectionStyle = UITableViewCellSelectionStyleNone;
[participantCell render:contact];
cell = participantCell;
}
else
{
// Return a fake cell to prevent app from crashing.
cell = [[UITableViewCell alloc] init];
}
return cell;
}
- (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath
{
if (indexPath.section == participantsSection && indexPath.row != 0)
{
return YES;
}
return NO;
}
- (void)tableView:(UITableView*)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath*)indexPath
{
// iOS8 requires this method to enable editing (see editActionsForRowAtIndexPath).
}
#pragma mark - UITableView delegate
- (void)tableView:(UITableView *)tableView willDisplayCell:(UITableViewCell *)cell forRowAtIndexPath:(NSIndexPath *)indexPath;
{
cell.backgroundColor = ThemeService.shared.theme.backgroundColor;
// Update the selected background view
if (ThemeService.shared.theme.selectedBackgroundColor)
{
cell.selectedBackgroundView = [[UIView alloc] init];
cell.selectedBackgroundView.backgroundColor = ThemeService.shared.theme.selectedBackgroundColor;
}
else
{
if (tableView.style == UITableViewStylePlain)
{
cell.selectedBackgroundView = nil;
}
else
{
cell.selectedBackgroundView.backgroundColor = nil;
}
}
}
- (CGFloat)tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section
{
CGFloat height = 0.0;
if (_isAddParticipantSearchBarEditing)
{
height = [contactsDataSource heightForHeaderInSection:section];
}
return height;
}
- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath
{
if (_isAddParticipantSearchBarEditing)
{
return [super tableView:tableView heightForRowAtIndexPath:indexPath];
}
return 74;
}
- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
if (_isAddParticipantSearchBarEditing)
{
[super tableView:tableView didSelectRowAtIndexPath:indexPath];
}
else
{
// Do nothing
[tableView deselectRowAtIndexPath:indexPath animated:YES];
}
}
- (NSArray *)tableView:(UITableView *)tableView editActionsForRowAtIndexPath:(NSIndexPath *)indexPath
{
NSMutableArray* actions;
// add the swipe to delete only on participants sections
if (indexPath.section == participantsSection && indexPath.row != 0)
{
actions = [[NSMutableArray alloc] init];
// Patch: Force the width of the button by adding whitespace characters into the title string.
UITableViewRowAction *leaveAction = [UITableViewRowAction rowActionWithStyle:UITableViewRowActionStyleDestructive title:@" " handler:^(UITableViewRowAction *action, NSIndexPath *indexPath){
[self onDeleteAt:indexPath];
}];
leaveAction.backgroundColor = [MXKTools convertImageToPatternColor:@"remove_icon" backgroundColor:ThemeService.shared.theme.headerBackgroundColor patternSize:CGSizeMake(74, 74) resourceSize:CGSizeMake(24, 24)];
[actions insertObject:leaveAction atIndex:0];
}
return actions;
}
#pragma mark - Actions
- (void)onDeleteAt:(NSIndexPath*)path
{
NSInteger row = path.row;
row --;
if (row < participants.count)
{
[participants removeObjectAtIndex:row];
[self refreshParticipants];
[self refreshContactsTable];
}
}
- (IBAction)onButtonPressed:(id)sender
{
if (sender == createBarButtonItem)
{
// Disable button to prevent multiple request
createBarButtonItem.enabled = NO;
[self startActivityIndicator];
// Prepare the invited participant data
NSMutableArray *inviteArray = [NSMutableArray array];
NSMutableArray<MXInvite3PID *> *invite3PIDArray = [NSMutableArray array];
// Check whether some users must be invited
for (MXKContact *contact in participants)
{
NSArray *identifiers = contact.matrixIdentifiers;
if (identifiers.count)
{
[inviteArray addObject:identifiers.firstObject];
}
else
{
// This is a text entered by the user, or a local contact
NSString *participantId;
if (contact.emailAddresses.count)
{
// This is a local contact, consider the first email by default.
// TODO: Prompt the user to select the right email.
MXKEmail *email = contact.emailAddresses.firstObject;
participantId = email.emailAddress;
}
else
{
// This is the text filled by the user.
participantId = contact.displayName;
}
// Is it an email or a Matrix user ID?
if ([MXTools isEmailAddress:participantId])
{
// The identity server must be defined
if (!self.mainSession.matrixRestClient.identityServer)
{
MXLogDebug(@"[StartChatViewController] Invite %@ failed", participantId);
continue;
}
// The hostname of the identity server must not have the protocol part
NSString *identityServer = self.mainSession.matrixRestClient.identityServer;
if ([identityServer hasPrefix:@"http://"] || [identityServer hasPrefix:@"https://"])
{
identityServer = [identityServer substringFromIndex:[identityServer rangeOfString:@"://"].location + 3];
}
MXInvite3PID *invite3PID = [[MXInvite3PID alloc] init];
invite3PID.identityServer = identityServer;
invite3PID.medium = kMX3PIDMediumEmail;
invite3PID.address = participantId;
[invite3PIDArray addObject:invite3PID];
}
else
{
[inviteArray addObject:participantId];
}
}
}
// Is it a direct chat?
BOOL isDirect = ((inviteArray.count + invite3PIDArray.count == 1) ? YES : NO);
// In case of a direct chat with only one user id, we open the first available direct chat
// or creates a new one (if it doesn't exist).
if (isDirect && inviteArray.count)
{
[[AppDelegate theDelegate] startDirectChatWithUserId:inviteArray.firstObject completion:^{
self->createBarButtonItem.enabled = YES;
[self stopActivityIndicator];
}];
}
else
{
// We don't want to create a new direct room for a 3rd party invite if we already have one
NSString *first3rdPartyInvitee = invite3PIDArray.firstObject.address;
if (isDirect && first3rdPartyInvitee)
{
MXRoom *existingRoom = [self.mainSession directJoinedRoomWithUserId:first3rdPartyInvitee];
if (existingRoom)
{
[self stopActivityIndicator];
[[AppDelegate theDelegate] showRoom:existingRoom.roomId andEventId:nil withMatrixSession:self.mainSession];
return;
}
}
// Ensure direct chat are created with equal ops on both sides (the trusted_private_chat preset)
MXRoomPreset preset = (isDirect ? kMXRoomPresetTrustedPrivateChat : nil);
MXWeakify(self);
void (^onFailure)(NSError *) = ^(NSError *error){
MXStrongifyAndReturnIfNil(self);
self->createBarButtonItem.enabled = YES;
self->roomCreationRequest = nil;
[self stopActivityIndicator];
MXLogDebug(@"[StartChatViewController] Create room failed");
// Alert user
[[AppDelegate theDelegate] showAlertWithTitle:nil message:[VectorL10n roomCreationDmError]];
};
[self.mainSession vc_canEnableE2EByDefaultInNewRoomWithUsers:inviteArray success:^(BOOL canEnableE2E) {
MXStrongifyAndReturnIfNil(self);
// Create new room
MXRoomCreationParameters *roomCreationParameters = [MXRoomCreationParameters new];
roomCreationParameters.visibility = kMXRoomDirectoryVisibilityPrivate;
roomCreationParameters.inviteArray = inviteArray.count ? inviteArray : nil;
roomCreationParameters.invite3PIDArray = invite3PIDArray.count ? invite3PIDArray : nil;
roomCreationParameters.isDirect = isDirect;
roomCreationParameters.preset = preset;
if (canEnableE2E)
{
roomCreationParameters.initialStateEvents = @[
[MXRoomCreationParameters initialStateEventForEncryptionWithAlgorithm:kMXCryptoMegolmAlgorithm
]];
}
self->roomCreationRequest = [self.mainSession createRoomWithParameters:roomCreationParameters success:^(MXRoom *room) {
// Update the room summary
[room.summary resetRoomStateData];
self->roomCreationRequest = nil;
[self stopActivityIndicator];
Analytics.shared.viewRoomTrigger = AnalyticsViewRoomTriggerCreated;
[[AppDelegate theDelegate] showRoom:room.roomId andEventId:nil withMatrixSession:self.mainSession];
} failure:onFailure];
} failure:onFailure];
}
}
else if (sender == self.navigationItem.leftBarButtonItem)
{
// Cancel has been pressed
if (_isAddParticipantSearchBarEditing && participants.count)
{
// Cancel the search process
[self searchBarCancelButtonClicked:_searchBarView];
}
else
{
// Cancel the new chat creation
[self.navigationController dismissViewControllerAnimated:YES completion:nil];
}
}
}
#pragma mark - UISearchBar delegate
- (void)refreshSearchBarItemsColor:(UISearchBar *)searchBar
{
// bar tint color
searchBar.barTintColor = searchBar.tintColor = ThemeService.shared.theme.tintColor;
// FIXME: this all seems incredibly fragile and tied to gutwrenching the current UISearchBar internals.
// text color
UITextField *searchBarTextField = searchBar.vc_searchTextField;
searchBarTextField.textColor = ThemeService.shared.theme.textSecondaryColor;
// Magnifying glass icon.
UIImageView *leftImageView = (UIImageView *)searchBarTextField.leftView;
leftImageView.image = [leftImageView.image imageWithRenderingMode:UIImageRenderingModeAlwaysTemplate];
leftImageView.tintColor = ThemeService.shared.theme.textSecondaryColor;
// Use the theme's grey color.
// The effect views are needed due to minimal style.
// With default style there is a border above the search bar.
searchBarTextField.backgroundColor = ThemeService.shared.theme.textQuinaryColor;
UIView *effectBackgroundTop = [searchBarTextField valueForKey:@"_effectBackgroundTop"];
UIView *effectBackgroundBottom = [searchBarTextField valueForKey:@"_effectBackgroundBottom"];
effectBackgroundTop.hidden = YES;
effectBackgroundBottom.hidden = YES;
}
- (void)searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)searchText
{
self->currentSearch = searchText;
if (searchText != nil && searchText.length > 0)
{
MXKContact *contact = nil;
if ([MXTools isMatrixUserIdentifier:searchText])
{
contact = [[MXKContact alloc] initMatrixContactWithDisplayName:searchText andMatrixID:searchText];
}
else if ([MXTools isEmailAddress:searchText])
{
contact = [[MXKContact alloc] initContactWithDisplayName:searchText emails:nil phoneNumbers:nil andThumbnail:nil];
}
[self showAllowOnlyOneInvitByEmailAllowedHeaderView: ![self canAddParticipant:contact]];
}
else
{
[self showAllowOnlyOneInvitByEmailAllowedHeaderView:NO];
}
[contactsDataSource searchWithPattern:searchText forceReset:NO];
self.contactsAreFilteredWithSearch = searchText.length ? YES : NO;
}
- (BOOL)searchBarShouldBeginEditing:(UISearchBar *)searchBar
{
self.isAddParticipantSearchBarEditing = YES;
searchBar.showsCancelButton = NO;
return YES;
}
- (void)searchBarCancelButtonClicked:(UISearchBar *)searchBar
{
searchBar.text = nil;
self->currentSearch = nil;
self.isAddParticipantSearchBarEditing = NO;
// Reset filtering
[contactsDataSource searchWithPattern:nil forceReset:NO];
// Leave search
[searchBar resignFirstResponder];
[self showAllowOnlyOneInvitByEmailAllowedHeaderView:NO];
}
#pragma mark - ContactsTableViewControllerDelegate
- (void)contactsTableViewController:(ContactsTableViewController *)contactsTableViewController didSelectContact:(MXKContact*)contact
{
// If contact has only an email the identity server must be defined
if (!self.mainSession.matrixRestClient.identityServer && contact.matrixIdentifiers.count == 0)
{
NSString *participantId;
if (contact.emailAddresses.count)
{
MXKEmail *email = contact.emailAddresses.firstObject;
participantId = email.emailAddress;
}
else
{
// This is the text filled by the user.
participantId = contact.displayName;
}
if ([MXTools isEmailAddress:participantId])
{
MXLogDebug(@"[StartChatViewController] No identity server is configured, do not add participant with email");
[contactsTableViewController refreshCurrentSelectedCell:YES];
UIAlertController *alert = [UIAlertController alertControllerWithTitle:[VectorL10n error]
message:[VectorL10n roomCreationErrorInviteUserByEmailWithoutIdentityServer]
preferredStyle:UIAlertControllerStyleAlert];
[alert addAction:[UIAlertAction actionWithTitle:[VectorL10n ok] style:UIAlertActionStyleDefault handler:nil]];
[self presentViewController:alert animated:YES completion:nil];
return;
}
}
if ([self canAddParticipant:contact])
{
// Update here the mutable list of participants
[participants addObject:contact];
// Refresh display by leaving search session
[self searchBarCancelButtonClicked:_searchBarView];
}
}
#pragma mark - InviteFriendsHeaderViewDelegate
- (void)inviteFriendsHeaderView:(InviteFriendsHeaderView *)headerView didTapButton:(UIButton *)button
{
[self showInviteFriendsFromSourceView:button];
}
@end