mirror of
https://gitlab.opencode.de/bwi/bundesmessenger/clients/bundesmessenger-ios.git
synced 2026-05-02 22:26:59 +02:00
End-to-end encryption UI/UX
#723 - Display device information when user taps on the encryption icon. - Add this option in event context menu
This commit is contained in:
giomfo
@@ -0,0 +1,359 @@
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/*
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Copyright 2016 OpenMarket 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 "EncryptionInfoView.h"
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#import "VectorDesignValues.h"
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static NSAttributedString *verticalWhitespace = nil;
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@interface EncryptionInfoView ()
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{
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/**
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The displayed event
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*/
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MXEvent *mxEvent;
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/**
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The matrix session.
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*/
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MXSession *mxSession;
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/**
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The event device info
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*/
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MXDeviceInfo *deviceInfo;
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}
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@end
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@implementation EncryptionInfoView
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- (void)awakeFromNib
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{
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[super awakeFromNib];
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// Localize string
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[_okButton setTitle:[NSBundle mxk_localizedStringForKey:@"ok"] forState:UIControlStateNormal];
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[_okButton setTitle:[NSBundle mxk_localizedStringForKey:@"ok"] forState:UIControlStateHighlighted];
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}
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- (instancetype)initWithEvent:(MXEvent*)event andMatrixSession:(MXSession*)session
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{
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NSArray *nibViews = [[NSBundle bundleForClass:[EncryptionInfoView class]] loadNibNamed:NSStringFromClass([EncryptionInfoView class])
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owner:nil
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options:nil];
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self = nibViews.firstObject;
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if (self)
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{
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mxEvent = event;
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mxSession = session;
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[self setTranslatesAutoresizingMaskIntoConstraints: NO];
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if (mxEvent)
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{
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MXRoom *mxRoom = [mxSession roomWithRoomId:mxEvent.roomId];
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if (mxRoom)
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{
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deviceInfo = [mxRoom eventDeviceInfo:mxEvent];
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}
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// Prepare text view content
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NSMutableAttributedString *textViewAttributedString = [[NSMutableAttributedString alloc]
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initWithString:NSLocalizedStringFromTable(@"room_event_encryption_info_title", @"Vector", nil)
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont boldSystemFontOfSize:17]}];
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// Event information
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NSMutableAttributedString *eventInformationString = [[NSMutableAttributedString alloc]
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initWithString:NSLocalizedStringFromTable(@"room_event_encryption_info_event", @"Vector", nil)
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont boldSystemFontOfSize:15]}];
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[eventInformationString appendAttributedString:[EncryptionInfoView verticalWhitespace]];
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NSString *senderId = event.sender;
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NSString *senderKey = event.senderKey;
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NSString *claimedKey = event.keysClaimed[@"ed25519"];
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NSString *algorithm = event.wireContent[@"algorithm"];
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NSString *sessionId = event.wireContent[@"session_id"];
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NSString *decryptionError;
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if (event.decryptionError)
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{
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decryptionError = [NSString stringWithFormat:@"** %@ **", event.decryptionError.localizedDescription];
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}
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if (!senderKey.length)
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{
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senderKey = NSLocalizedStringFromTable(@"room_event_encryption_info_event_none", @"Vector", nil);
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}
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if (!claimedKey.length)
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{
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claimedKey = NSLocalizedStringFromTable(@"room_event_encryption_info_event_none", @"Vector", nil);
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}
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if (!algorithm.length)
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{
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algorithm = NSLocalizedStringFromTable(@"room_event_encryption_info_event_unencrypted", @"Vector", nil);
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}
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if (!sessionId.length)
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{
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sessionId = NSLocalizedStringFromTable(@"room_event_encryption_info_event_none", @"Vector", nil);
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}
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[eventInformationString appendAttributedString:[[NSMutableAttributedString alloc]
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initWithString:NSLocalizedStringFromTable(@"room_event_encryption_info_event_user_id", @"Vector", nil)
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont boldSystemFontOfSize:14]}]];
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[eventInformationString appendAttributedString:[[NSMutableAttributedString alloc]
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initWithString:senderId
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont systemFontOfSize:14]}]];
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[eventInformationString appendAttributedString:[EncryptionInfoView verticalWhitespace]];
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[eventInformationString appendAttributedString:[[NSMutableAttributedString alloc]
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initWithString:NSLocalizedStringFromTable(@"room_event_encryption_info_event_identity_key", @"Vector", nil)
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont boldSystemFontOfSize:14]}]];
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[eventInformationString appendAttributedString:[[NSMutableAttributedString alloc]
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initWithString:senderKey
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont systemFontOfSize:14]}]];
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[eventInformationString appendAttributedString:[EncryptionInfoView verticalWhitespace]];
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[eventInformationString appendAttributedString:[[NSMutableAttributedString alloc]
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initWithString:NSLocalizedStringFromTable(@"room_event_encryption_info_event_fingerprint_key", @"Vector", nil)
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont boldSystemFontOfSize:14]}]];
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[eventInformationString appendAttributedString:[[NSMutableAttributedString alloc]
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initWithString:claimedKey
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont systemFontOfSize:14]}]];
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[eventInformationString appendAttributedString:[EncryptionInfoView verticalWhitespace]];
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[eventInformationString appendAttributedString:[[NSMutableAttributedString alloc]
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initWithString:NSLocalizedStringFromTable(@"room_event_encryption_info_event_algorithm", @"Vector", nil)
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont boldSystemFontOfSize:14]}]];
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[eventInformationString appendAttributedString:[[NSMutableAttributedString alloc]
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initWithString:algorithm
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont systemFontOfSize:14]}]];
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[eventInformationString appendAttributedString:[EncryptionInfoView verticalWhitespace]];
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if (decryptionError.length)
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{
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[eventInformationString appendAttributedString:[[NSMutableAttributedString alloc]
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initWithString:NSLocalizedStringFromTable(@"room_event_encryption_info_event_decryption_error", @"Vector", nil)
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont boldSystemFontOfSize:14]}]];
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[eventInformationString appendAttributedString:[[NSMutableAttributedString alloc]
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initWithString:decryptionError
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont systemFontOfSize:14]}]];
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[eventInformationString appendAttributedString:[EncryptionInfoView verticalWhitespace]];
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}
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[eventInformationString appendAttributedString:[[NSMutableAttributedString alloc]
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initWithString:NSLocalizedStringFromTable(@"room_event_encryption_info_event_session_id", @"Vector", nil)
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont boldSystemFontOfSize:14]}]];
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[eventInformationString appendAttributedString:[[NSMutableAttributedString alloc]
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initWithString:sessionId
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont systemFontOfSize:14]}]];
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[eventInformationString appendAttributedString:[EncryptionInfoView verticalWhitespace]];
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[textViewAttributedString appendAttributedString:eventInformationString];
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// Device information
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NSMutableAttributedString *deviceInformationString = [[NSMutableAttributedString alloc]
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initWithString:NSLocalizedStringFromTable(@"room_event_encryption_info_device", @"Vector", nil)
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont boldSystemFontOfSize:15]}];
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[deviceInformationString appendAttributedString:[EncryptionInfoView verticalWhitespace]];
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if (deviceInfo)
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{
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NSString *name = deviceInfo.displayName;
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NSString *deviceId = deviceInfo.deviceId;
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NSMutableAttributedString *verification;
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NSString *fingerprint = deviceInfo.fingerprint;
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_verifyButton.hidden = NO;
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_blockButton.hidden = NO;
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switch (deviceInfo.verified)
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{
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case MXDeviceUnverified:
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{
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verification = [[NSMutableAttributedString alloc]
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initWithString:NSLocalizedStringFromTable(@"room_event_encryption_info_device_not_verified", @"Vector", nil)
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont boldSystemFontOfSize:14]}];
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[_verifyButton setTitle:NSLocalizedStringFromTable(@"room_event_encryption_info_verify", @"Vector", nil) forState:UIControlStateNormal];
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[_verifyButton setTitle:NSLocalizedStringFromTable(@"room_event_encryption_info_verify", @"Vector", nil) forState:UIControlStateHighlighted];
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[_blockButton setTitle:NSLocalizedStringFromTable(@"room_event_encryption_info_block", @"Vector", nil) forState:UIControlStateNormal];
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[_blockButton setTitle:NSLocalizedStringFromTable(@"room_event_encryption_info_block", @"Vector", nil) forState:UIControlStateHighlighted];
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break;
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}
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case MXDeviceVerified:
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{
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verification = [[NSMutableAttributedString alloc]
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initWithString:NSLocalizedStringFromTable(@"room_event_encryption_info_device_verified", @"Vector", nil)
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont systemFontOfSize:14]}];
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[_verifyButton setTitle:NSLocalizedStringFromTable(@"room_event_encryption_info_unverify", @"Vector", nil) forState:UIControlStateNormal];
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[_verifyButton setTitle:NSLocalizedStringFromTable(@"room_event_encryption_info_unverify", @"Vector", nil) forState:UIControlStateHighlighted];
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[_blockButton setTitle:NSLocalizedStringFromTable(@"room_event_encryption_info_block", @"Vector", nil) forState:UIControlStateNormal];
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[_blockButton setTitle:NSLocalizedStringFromTable(@"room_event_encryption_info_block", @"Vector", nil) forState:UIControlStateHighlighted];
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break;
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}
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case MXDeviceBlocked:
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{
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verification = [[NSMutableAttributedString alloc]
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initWithString:NSLocalizedStringFromTable(@"room_event_encryption_info_device_blocked", @"Vector", nil)
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont boldSystemFontOfSize:14]}];
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[_verifyButton setTitle:NSLocalizedStringFromTable(@"room_event_encryption_info_verify", @"Vector", nil) forState:UIControlStateNormal];
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[_verifyButton setTitle:NSLocalizedStringFromTable(@"room_event_encryption_info_verify", @"Vector", nil) forState:UIControlStateHighlighted];
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[_blockButton setTitle:NSLocalizedStringFromTable(@"room_event_encryption_info_unblock", @"Vector", nil) forState:UIControlStateNormal];
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[_blockButton setTitle:NSLocalizedStringFromTable(@"room_event_encryption_info_unblock", @"Vector", nil) forState:UIControlStateHighlighted];
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break;
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}
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default:
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break;
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}
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[deviceInformationString appendAttributedString:[[NSMutableAttributedString alloc]
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initWithString:NSLocalizedStringFromTable(@"room_event_encryption_info_device_name", @"Vector", nil)
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont boldSystemFontOfSize:14]}]];
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[deviceInformationString appendAttributedString:[[NSMutableAttributedString alloc]
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initWithString:(name.length ? name : @"")
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont systemFontOfSize:14]}]];
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[deviceInformationString appendAttributedString:[EncryptionInfoView verticalWhitespace]];
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[deviceInformationString appendAttributedString:[[NSMutableAttributedString alloc]
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initWithString:NSLocalizedStringFromTable(@"room_event_encryption_info_device_id", @"Vector", nil)
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont boldSystemFontOfSize:14]}]];
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[deviceInformationString appendAttributedString:[[NSMutableAttributedString alloc]
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initWithString:deviceId
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont systemFontOfSize:14]}]];
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[deviceInformationString appendAttributedString:[EncryptionInfoView verticalWhitespace]];
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[deviceInformationString appendAttributedString:[[NSMutableAttributedString alloc]
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initWithString:NSLocalizedStringFromTable(@"room_event_encryption_info_device_verification", @"Vector", nil)
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont boldSystemFontOfSize:14]}]];
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[deviceInformationString appendAttributedString:verification];
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[deviceInformationString appendAttributedString:[EncryptionInfoView verticalWhitespace]];
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[deviceInformationString appendAttributedString:[[NSMutableAttributedString alloc]
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initWithString:NSLocalizedStringFromTable(@"room_event_encryption_info_device_fingerprint", @"Vector", nil)
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont boldSystemFontOfSize:14]}]];
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[deviceInformationString appendAttributedString:[[NSMutableAttributedString alloc]
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initWithString:fingerprint
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont systemFontOfSize:14]}]];
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[deviceInformationString appendAttributedString:[EncryptionInfoView verticalWhitespace]];
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}
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else
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{
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// Unknown device
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[deviceInformationString appendAttributedString:[[NSMutableAttributedString alloc]
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initWithString:NSLocalizedStringFromTable(@"room_event_encryption_info_device_unknown", @"Vector", nil)
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attributes:@{NSForegroundColorAttributeName : kVectorTextColorBlack,
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NSFontAttributeName: [UIFont italicSystemFontOfSize:14]}]];
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}
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[textViewAttributedString appendAttributedString:deviceInformationString];
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self.textView.attributedText = textViewAttributedString;
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}
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else
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{
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_textView.text = nil;
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}
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}
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return self;
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}
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- (void)dealloc
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{
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mxEvent = nil;
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mxSession = nil;
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}
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+ (NSAttributedString *)verticalWhitespace
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{
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@synchronized(self)
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{
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if (verticalWhitespace == nil)
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{
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verticalWhitespace = [[NSAttributedString alloc] initWithString:@"\n\n" attributes:@{NSForegroundColorAttributeName : [UIColor blackColor],
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NSFontAttributeName: [UIFont systemFontOfSize:4]}];
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}
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}
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return verticalWhitespace;
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}
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#pragma mark - Actions
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- (IBAction)onButtonPressed:(id)sender
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{
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if (sender == _okButton)
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{
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[self removeFromSuperview];
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}
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else
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{
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MXDeviceVerification verificationStatus;
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if (sender == _verifyButton)
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{
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verificationStatus = ((deviceInfo.verified == MXDeviceVerified) ? MXDeviceUnverified : MXDeviceVerified);
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}
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else if (sender == _blockButton)
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{
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verificationStatus = ((deviceInfo.verified == MXDeviceBlocked) ? MXDeviceUnverified : MXDeviceBlocked);
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}
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else
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{
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// Unexpected case
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NSLog(@"EncryptionInfoView: invalid button pressed.");
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return;
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}
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[mxSession.crypto setDeviceVerification:verificationStatus forDevice:deviceInfo.deviceId ofUser:deviceInfo.userId];
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[self removeFromSuperview];
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}
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}
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@end
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Reference in New Issue
Block a user