Warn about room name and topic not being encrypted

resources/qml/dialogs/RoomSettingsDialog.qml

@@ -130,7 +130,7 @@ ApplicationWindow {
                 color: palette.text
 
                 Layout.alignment: Qt.AlignHCenter
-                Layout.maximumWidth: parent.width - (Nheko.paddingSmall * 2) - nameChangeButton.anchors.leftMargin - (nameChangeButton.width * 2)
+                Layout.maximumWidth: parent.width - (Nheko.paddingSmall + roomNameButtons.anchors.leftMargin + roomNameButtons.implicitWidth) * 2
                 horizontalAlignment: TextEdit.AlignHCenter
                 wrapMode: TextEdit.Wrap
                 selectByMouse: true
@@ -144,12 +144,16 @@ ApplicationWindow {
                     }
                 }
 
-                ImageButton {
+                RowLayout {
-                    id: nameChangeButton
+                    id: roomNameButtons
-                    visible: roomSettings.canChangeName
+
                     anchors.leftMargin: Nheko.paddingSmall
                     anchors.left: roomName.right
                     anchors.verticalCenter: roomName.verticalCenter
+
+                    ImageButton {
+                        id: nameChangeButton
+                        visible: roomSettings.canChangeName
                         hoverEnabled: true
                         ToolTip.visible: hovered
                         ToolTip.text: qsTr("Change name of this room")
@@ -167,6 +171,18 @@ ApplicationWindow {
                         }
                     }
 
+                    EncryptionIndicator {
+                        Layout.preferredHeight: 16
+                        Layout.preferredWidth: 16
+                        sourceSize.width: width
+                        sourceSize.height: height
+                        encrypted: true
+                        visible: roomSettings.isEncryptionEnabled && (roomSettings.isRoomNameSet || !roomName.readOnly)
+                        trust: Crypto.Unverified
+                        ToolTip.text: qsTr("Since room state can't be encrypted, make sure no confidential information is stored in the room name!")
+                    }
+                }
+
             }
 
             RowLayout {
@@ -220,9 +236,13 @@ ApplicationWindow {
 
             }
 
+            RowLayout {
+                spacing: Nheko.paddingMedium
+                Layout.alignment: Qt.AlignHCenter
+
                 ImageButton {
                     id: topicChangeButton
-                Layout.alignment: Qt.AlignHCenter
+
                     visible: roomSettings.canChangeTopic
                     hoverEnabled: true
                     ToolTip.visible: hovered
@@ -242,6 +262,18 @@ ApplicationWindow {
                     }
                 }
 
+                EncryptionIndicator {
+                    Layout.preferredHeight: 16
+                    Layout.preferredWidth: 16
+                    sourceSize.width: width
+                    sourceSize.height: height
+                    encrypted: true
+                    visible: roomSettings.isEncryptionEnabled && (roomSettings.plainRoomTopic != "" || !roomTopic.readOnly)
+                    trust: Crypto.Unverified
+                    ToolTip.text: qsTr("Since room state can't be encrypted, make sure no confidential information is stored in the room topic!")
+                }
+            }
+
             Item {
                 Layout.alignment: Qt.AlignHCenter
                 id: showMorePlaceholder

src/ui/RoomSettings.cpp

@@ -81,6 +81,15 @@ RoomSettings::RoomSettings(QString roomid, QObject *parent)
     this->allowedRoomsModel = new RoomSettingsAllowedRoomsModel(this);
 }
 
+bool
+RoomSettings::isRoomNameSet() const
+{
+    return !cache::client()
+              ->getStateEvent<mtx::events::state::Name>(roomid_.toStdString())
+              .value_or(mtx::events::StateEvent<mtx::events::state::Name>{})
+              .content.name.empty();
+}
+
 QString
 RoomSettings::roomName() const
 {

src/ui/RoomSettings.h

@@ -100,6 +100,7 @@ class RoomSettings final : public QObject
     Q_PROPERTY(bool supportsKnocking READ supportsKnocking CONSTANT)
     Q_PROPERTY(bool supportsRestricted READ supportsRestricted CONSTANT)
     Q_PROPERTY(bool supportsKnockRestricted READ supportsKnockRestricted CONSTANT)
+    Q_PROPERTY(bool isRoomNameSet READ isRoomNameSet NOTIFY roomNameChanged)
     Q_PROPERTY(
       QStringList allowedRooms READ allowedRooms WRITE setAllowedRooms NOTIFY allowedRoomsChanged)
     Q_PROPERTY(RoomSettingsAllowedRoomsModel *allowedRoomsModel MEMBER allowedRoomsModel CONSTANT)
@@ -128,6 +129,7 @@ public:
     QString roomAvatarUrl();
     int memberCount() const;
     int notifications();
+    bool isRoomNameSet() const;
     bool privateAccess() const;
     bool guestAccess() const;
     bool knockingEnabled() const;