mirror of
https://github.com/vector-im/element-ios.git
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9f306a2422
Port d54c80dba0804c716d45a0e6a4713a80102d5326 from e2e_release branch
115 lines
3.7 KiB
Objective-C
115 lines
3.7 KiB
Objective-C
/*
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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 "RoomEncryptedDataBubbleCell.h"
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NSString *const kRoomEncryptedDataBubbleCellTapOnEncryptionIcon = @"kRoomEncryptedDataBubbleCellTapOnEncryptionIcon";
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@implementation RoomEncryptedDataBubbleCell
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+ (UIImage*)encryptionIconForEvent:(MXEvent*)event andSession:(MXSession*)session
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{
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NSString *encryptionIcon;
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if (!event.isEncrypted)
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{
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encryptionIcon = @"e2e_unencrypted";
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if ([event.eventId hasPrefix:kMXRoomLocalEventIdPrefix])
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{
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// Patch: Display the verified icon by default on pending outgoing messages in the encrypted rooms when the encryption is enabled
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MXRoom *room = [session roomWithRoomId:event.roomId];
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if (room.state.isEncrypted && session.crypto)
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{
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// The outgoing message are encrypted by default
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encryptionIcon = @"e2e_verified";
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}
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}
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}
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else if (event.decryptionError)
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{
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encryptionIcon = @"e2e_blocked";
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}
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else
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{
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MXRoom *room = [session roomWithRoomId:event.roomId];
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MXDeviceInfo *deviceInfo = [room eventDeviceInfo:event];
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if (deviceInfo)
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{
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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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encryptionIcon = @"e2e_warning";
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break;
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}
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case MXDeviceVerified:
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{
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encryptionIcon = @"e2e_verified";
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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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}
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}
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if (!encryptionIcon)
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{
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// Use the warning icon by default
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encryptionIcon = @"e2e_warning";
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}
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return [UIImage imageNamed:encryptionIcon];
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}
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+ (void)addEncryptionStatusFromBubbleData:(MXKRoomBubbleCellData *)bubbleData inContainerView:(UIView *)containerView
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{
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// Ensure that older subviews are removed
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// They should be (they are removed when the cell is not anymore used).
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// But, it seems that is not always true.
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NSArray* views = [containerView subviews];
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for (UIView* view in views)
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{
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[view removeFromSuperview];
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}
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NSArray *bubbleComponents = bubbleData.bubbleComponents;
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MXKRoomBubbleComponent *component;
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for (NSUInteger componentIndex = 0; componentIndex < bubbleComponents.count; componentIndex++)
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{
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component = bubbleComponents[componentIndex];
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UIImage *icon = [RoomEncryptedDataBubbleCell encryptionIconForEvent:component.event andSession:bubbleData.mxSession];
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UIImageView *encryptStatusImageView = [[UIImageView alloc] initWithImage:icon];
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CGRect frame = encryptStatusImageView.frame;
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frame.origin.y = component.position.y + 3;
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encryptStatusImageView.frame = frame;
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CGPoint center = encryptStatusImageView.center;
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center.x = containerView.frame.size.width / 2;
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encryptStatusImageView.center = center;
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encryptStatusImageView.tag = componentIndex;
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[containerView addSubview:encryptStatusImageView];
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}
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}
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@end
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