Show encryption errors in qml and add request keys button

5 files changed, 66 insertions, 0 deletions

diff --git a/resources/qml/MessageView.qml b/resources/qml/MessageView.qml
index f3e15d84..79cbd700 100644
--- a/resources/qml/MessageView.qml
+++ b/resources/qml/MessageView.qml
@@ -349,6 +349,7 @@ ScrollView {
             required property string callType
             required property var reactions
             required property int trustlevel
+            required property int encryptionError
             required property var timestamp
             required property int status
             required property int index
@@ -456,6 +457,7 @@ ScrollView {
                 callType: wrapper.callType
                 reactions: wrapper.reactions
                 trustlevel: wrapper.trustlevel
+                encryptionError: wrapper.encryptionError
                 timestamp: wrapper.timestamp
                 status: wrapper.status
                 relatedEventCacheBuster: wrapper.relatedEventCacheBuster
diff --git a/resources/qml/TimelineRow.qml b/resources/qml/TimelineRow.qml
index 6345f44c..c612479a 100644
--- a/resources/qml/TimelineRow.qml
+++ b/resources/qml/TimelineRow.qml
@@ -38,6 +38,7 @@ Item {
     required property string callType
     required property var reactions
     required property int trustlevel
+    required property int encryptionError
     required property var timestamp
     required property int status
     required property int relatedEventCacheBuster
@@ -110,6 +111,7 @@ Item {
                 roomTopic: r.relatedEventCacheBuster, fromModel(Room.RoomTopic) ?? ""
                 roomName: r.relatedEventCacheBuster, fromModel(Room.RoomName) ?? ""
                 callType: r.relatedEventCacheBuster, fromModel(Room.CallType) ?? ""
+                encryptionError: r.relatedEventCacheBuster, fromModel(Room.EncryptionError) ?? ""
                 relatedEventCacheBuster: r.relatedEventCacheBuster, fromModel(Room.RelatedEventCacheBuster) ?? 0
             }
 
@@ -136,6 +138,7 @@ Item {
                 roomTopic: r.roomTopic
                 roomName: r.roomName
                 callType: r.callType
+                encryptionError: r.encryptionError
                 relatedEventCacheBuster: r.relatedEventCacheBuster
                 isReply: false
             }
diff --git a/resources/qml/delegates/Encrypted.qml b/resources/qml/delegates/Encrypted.qml
new file mode 100644
index 00000000..cd00a9d4
--- /dev/null
+++ b/resources/qml/delegates/Encrypted.qml
@@ -0,0 +1,48 @@
+// SPDX-FileCopyrightText: 2021 Nheko Contributors
+//
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+import ".."
+import QtQuick.Controls 2.1
+import QtQuick.Layouts 1.2
+import im.nheko 1.0
+
+ColumnLayout {
+    id: r
+
+    required property int encryptionError
+    required property string eventId
+
+    width: parent ? parent.width : undefined
+
+    MatrixText {
+        text: {
+            switch (encryptionError) {
+            case Olm.MissingSession:
+                return qsTr("There is no key to unlock this message. We requested the key automatically, but you can try requesting it again if you are impatient.");
+            case Olm.MissingSessionIndex:
+                return qsTr("This message couldn't be decrypted, because we only have a key for newer messages. You can try requesting access to this message.");
+            case Olm.DbError:
+                return qsTr("There was an internal error reading the decryption key from the database.");
+            case Olm.DecryptionFailed:
+                return qsTr("There was an error decrypting this message.");
+            case Olm.ParsingFailed:
+                return qsTr("The message couldn't be parsed.");
+            case Olm.ReplayAttack:
+                return qsTr("The encryption key was reused! Someone is possibly trying to insert false messages into this chat!");
+            default:
+                return qsTr("Unknown decryption error");
+            }
+        }
+        color: Nheko.colors.buttonText
+        width: r ? r.width : undefined
+    }
+
+    Button {
+        palette: Nheko.colors
+        visible: encryptionError == Olm.MissingSession || encryptionError == Olm.MissingSessionIndex
+        text: qsTr("Request key")
+        onClicked: room.requestKeyForEvent(eventId)
+    }
+
+}
diff --git a/resources/qml/delegates/MessageDelegate.qml b/resources/qml/delegates/MessageDelegate.qml
index a98c2a8b..a8bdf183 100644
--- a/resources/qml/delegates/MessageDelegate.qml
+++ b/resources/qml/delegates/MessageDelegate.qml
@@ -29,6 +29,7 @@ Item {
     required property string roomTopic
     required property string roomName
     required property string callType
+    required property int encryptionError
     required property int relatedEventCacheBuster
 
     height: chooser.childrenRect.height
@@ -190,6 +191,16 @@ Item {
         }
 
         DelegateChoice {
+            roleValue: MtxEvent.Encrypted
+
+            Encrypted {
+                encryptionError: d.encryptionError
+                eventId: d.eventId
+            }
+
+        }
+
+        DelegateChoice {
             roleValue: MtxEvent.Name
 
             NoticeMessage {
diff --git a/resources/qml/delegates/Reply.qml b/resources/qml/delegates/Reply.qml
index 3e02a940..8bbce10e 100644
--- a/resources/qml/delegates/Reply.qml
+++ b/resources/qml/delegates/Reply.qml
@@ -30,6 +30,7 @@ Item {
     property string roomTopic
     property string roomName
     property string callType
+    property int encryptionError
     property int relatedEventCacheBuster
 
     width: parent.width
@@ -97,6 +98,7 @@ Item {
             roomName: r.roomName
             callType: r.callType
             relatedEventCacheBuster: r.relatedEventCacheBuster
+            encryptionError: r.encryptionError
             enabled: false
             width: parent.width
             isReply: true