mirror of
https://github.com/vector-im/element-ios.git
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218 lines
10 KiB
Objective-C
218 lines
10 KiB
Objective-C
/*
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Copyright 2017 Vector Creations Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#import "RoomKeyRequestViewController.h"
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#import "AppDelegate.h"
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#import "EncryptionInfoView.h"
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@interface RoomKeyRequestViewController ()
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{
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void (^onComplete)();
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EncryptionInfoView *encryptionInfoView;
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BOOL wasNewDevice;
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}
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@end
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@implementation RoomKeyRequestViewController
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- (instancetype)initWithDeviceInfo:(MXDeviceInfo *)deviceInfo wasNewDevice:(BOOL)theWasNewDevice andMatrixSession:(MXSession *)session onComplete:(void (^)())onCompleteBlock
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{
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self = [super init];
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if (self)
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{
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_mxSession = session;
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_device = deviceInfo;
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wasNewDevice = theWasNewDevice;
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onComplete = onCompleteBlock;
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}
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return self;
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}
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- (void)show
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{
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// Show it modally on the root view controller
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UIViewController *rootViewController = [AppDelegate theDelegate].window.rootViewController;
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if (rootViewController)
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{
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NSString *title = NSLocalizedStringFromTable(@"e2e_room_key_request_title", @"Vector", nil);
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NSString *message;
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if (wasNewDevice)
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{
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message = [NSString stringWithFormat:NSLocalizedStringFromTable(@"e2e_room_key_request_message_new_device", @"Vector", nil), _device.displayName];
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}
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else
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{
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message = [NSString stringWithFormat:NSLocalizedStringFromTable(@"e2e_room_key_request_message", @"Vector", nil), _device.displayName];
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}
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_alertController = [UIAlertController alertControllerWithTitle:title
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message:message
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preferredStyle:UIAlertControllerStyleAlert];
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__weak typeof(self) weakSelf = self;
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[_alertController addAction:[UIAlertAction actionWithTitle:NSLocalizedStringFromTable(@"e2e_room_key_request_start_verification", @"Vector", nil)
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style:UIAlertActionStyleDefault
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handler:^(UIAlertAction * action) {
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if (weakSelf)
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{
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typeof(self) self = weakSelf;
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self->_alertController = nil;
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[self showVerificationView];
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}
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}]];
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[_alertController addAction:[UIAlertAction actionWithTitle:NSLocalizedStringFromTable(@"e2e_room_key_request_share_without_verifying", @"Vector", nil)
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style:UIAlertActionStyleDefault
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handler:^(UIAlertAction * action) {
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if (weakSelf)
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{
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typeof(self) self = weakSelf;
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self->_alertController = nil;
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// Accept the received requests from this device
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[self.mxSession.crypto acceptAllPendingKeyRequestsFromUser:self.device.userId andDevice:self.device.deviceId onComplete:^{
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onComplete();
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}];
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}
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}]];
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[_alertController addAction:[UIAlertAction actionWithTitle:NSLocalizedStringFromTable(@"e2e_room_key_request_ignore_request", @"Vector", nil)
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style:UIAlertActionStyleDefault
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handler:^(UIAlertAction * action) {
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if (weakSelf)
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{
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typeof(self) self = weakSelf;
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self->_alertController = nil;
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// Ignore all pending requests from this device
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[self.mxSession.crypto ignoreAllPendingKeyRequestsFromUser:self.device.userId andDevice:self.device.deviceId onComplete:^{
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onComplete();
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}];
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}
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}]];
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[rootViewController presentViewController:_alertController animated:YES completion:nil];
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}
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}
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- (void)hide
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{
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if (_alertController)
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{
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[_alertController dismissViewControllerAnimated:YES completion:nil];
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_alertController = nil;
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}
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if (encryptionInfoView)
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{
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[encryptionInfoView removeFromSuperview];
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encryptionInfoView = nil;
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}
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}
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- (void)showVerificationView
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{
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// Show it modally on the root view controller
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UIViewController *rootViewController = [AppDelegate theDelegate].window.rootViewController;
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if (rootViewController)
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{
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encryptionInfoView = [[EncryptionInfoView alloc] initWithDeviceInfo:_device andMatrixSession:_mxSession];
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[encryptionInfoView onButtonPressed:encryptionInfoView.verifyButton];
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encryptionInfoView.delegate = self;
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// Add shadow on added view
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encryptionInfoView.layer.cornerRadius = 5;
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encryptionInfoView.layer.shadowOffset = CGSizeMake(0, 1);
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encryptionInfoView.layer.shadowOpacity = 0.5f;
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// Add the view and define edge constraints
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[rootViewController.view addSubview:encryptionInfoView];
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[rootViewController.view addConstraint:[NSLayoutConstraint constraintWithItem:encryptionInfoView
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attribute:NSLayoutAttributeTop
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relatedBy:NSLayoutRelationEqual
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toItem:rootViewController.topLayoutGuide
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attribute:NSLayoutAttributeBottom
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multiplier:1.0f
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constant:10.0f]];
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[rootViewController.view addConstraint:[NSLayoutConstraint constraintWithItem:encryptionInfoView
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attribute:NSLayoutAttributeBottom
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relatedBy:NSLayoutRelationEqual
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toItem:rootViewController.bottomLayoutGuide
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attribute:NSLayoutAttributeTop
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multiplier:1.0f
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constant:-10.0f]];
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[rootViewController.view addConstraint:[NSLayoutConstraint constraintWithItem:rootViewController.view
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attribute:NSLayoutAttributeLeading
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relatedBy:NSLayoutRelationEqual
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toItem:encryptionInfoView
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attribute:NSLayoutAttributeLeading
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multiplier:1.0f
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constant:-10.0f]];
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[rootViewController.view addConstraint:[NSLayoutConstraint constraintWithItem:rootViewController.view
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attribute:NSLayoutAttributeTrailing
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relatedBy:NSLayoutRelationEqual
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toItem:encryptionInfoView
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attribute:NSLayoutAttributeTrailing
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multiplier:1.0f
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constant:10.0f]];
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[rootViewController.view setNeedsUpdateConstraints];
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}
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}
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#pragma mark - MXKEncryptionInfoViewDelegate
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- (void)encryptionInfoView:(MXKEncryptionInfoView *)theEncryptionInfoView didDeviceInfoVerifiedChange:(MXDeviceInfo *)deviceInfo
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{
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encryptionInfoView = nil;
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if (deviceInfo.verified == MXDeviceVerified)
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{
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// Accept the received requests from this device
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// As the device is now verified, all other key requests will be automatically accepted.
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[self.mxSession.crypto acceptAllPendingKeyRequestsFromUser:self.device.userId andDevice:self.device.deviceId onComplete:^{
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onComplete();
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}];
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}
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}
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- (void)encryptionInfoViewDidClose:(MXKEncryptionInfoView *)theEncryptionInfoView
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{
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encryptionInfoView = nil;
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// Come back to self.alertController - ie, reopen it
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[self show];
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}
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@end
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