Merge pull request #911 from vector-im/feature/encryption_notice

Modify encryption notice

CHANGES.md

@@ -7,6 +7,7 @@ Features ✨:
 
 Improvements 🙌:
  - Sharing things to RiotX: sort list by recent room first (#771)
+ - Hide the algorithm when turning on e2e (#897)
 
 Other changes:
  -

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/DefaultCryptoService.kt

@@ -56,9 +56,15 @@ import im.vector.matrix.android.internal.crypto.model.rest.KeysUploadResponse
 import im.vector.matrix.android.internal.crypto.model.rest.RoomKeyRequestBody
 import im.vector.matrix.android.internal.crypto.repository.WarnOnUnknownDeviceRepository
 import im.vector.matrix.android.internal.crypto.store.IMXCryptoStore
-import im.vector.matrix.android.internal.crypto.tasks.*
+import im.vector.matrix.android.internal.crypto.tasks.DeleteDeviceTask
+import im.vector.matrix.android.internal.crypto.tasks.DeleteDeviceWithUserPasswordTask
+import im.vector.matrix.android.internal.crypto.tasks.GetDeviceInfoTask
+import im.vector.matrix.android.internal.crypto.tasks.GetDevicesTask
+import im.vector.matrix.android.internal.crypto.tasks.SetDeviceNameTask
+import im.vector.matrix.android.internal.crypto.tasks.UploadKeysTask
 import im.vector.matrix.android.internal.crypto.verification.DefaultSasVerificationService
 import im.vector.matrix.android.internal.database.model.EventEntity
+import im.vector.matrix.android.internal.database.model.EventEntityFields
 import im.vector.matrix.android.internal.database.query.where
 import im.vector.matrix.android.internal.di.MoshiProvider
 import im.vector.matrix.android.internal.extensions.foldToCallback
@@ -71,7 +77,12 @@ import im.vector.matrix.android.internal.task.configureWith
 import im.vector.matrix.android.internal.util.JsonCanonicalizer
 import im.vector.matrix.android.internal.util.MatrixCoroutineDispatchers
 import im.vector.matrix.android.internal.util.fetchCopied
-import kotlinx.coroutines.*
+import kotlinx.coroutines.CancellationException
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.cancelChildren
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.runBlocking
+import kotlinx.coroutines.withContext
 import org.matrix.olm.OlmManager
 import timber.log.Timber
 import java.util.concurrent.atomic.AtomicBoolean
@@ -475,14 +486,16 @@ internal class DefaultCryptoService @Inject constructor(
     }
 
     /**
-     * Tells if a room is encrypted
+     * Tells if a room is encrypted with MXCRYPTO_ALGORITHM_MEGOLM
      *
      * @param roomId the room id
-     * @return true if the room is encrypted
+     * @return true if the room is encrypted with algorithm MXCRYPTO_ALGORITHM_MEGOLM
      */
     override fun isRoomEncrypted(roomId: String): Boolean {
-        val encryptionEvent = monarchy.fetchCopied {
-            EventEntity.where(it, roomId = roomId, type = EventType.STATE_ROOM_ENCRYPTION).findFirst()
+        val encryptionEvent = monarchy.fetchCopied { realm ->
+            EventEntity.where(realm, roomId = roomId, type = EventType.STATE_ROOM_ENCRYPTION)
+                    .contains(EventEntityFields.CONTENT, "\"algorithm\":\"$MXCRYPTO_ALGORITHM_MEGOLM\"")
+                    .findFirst()
         }
         return encryptionEvent != null
     }

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/room/RoomSummaryUpdater.kt

@@ -23,12 +23,18 @@ import im.vector.matrix.android.api.session.room.model.Membership
 import im.vector.matrix.android.api.session.room.model.RoomAliasesContent
 import im.vector.matrix.android.api.session.room.model.RoomCanonicalAliasContent
 import im.vector.matrix.android.api.session.room.model.RoomTopicContent
+import im.vector.matrix.android.internal.crypto.MXCRYPTO_ALGORITHM_MEGOLM
 import im.vector.matrix.android.internal.database.mapper.ContentMapper
-import im.vector.matrix.android.internal.database.model.*
 import im.vector.matrix.android.internal.database.model.EventEntity
+import im.vector.matrix.android.internal.database.model.EventEntityFields
+import im.vector.matrix.android.internal.database.model.RoomMemberSummaryEntityFields
 import im.vector.matrix.android.internal.database.model.RoomSummaryEntity
 import im.vector.matrix.android.internal.database.model.TimelineEventEntity
-import im.vector.matrix.android.internal.database.query.*
+import im.vector.matrix.android.internal.database.query.getOrCreate
+import im.vector.matrix.android.internal.database.query.isEventRead
+import im.vector.matrix.android.internal.database.query.latestEvent
+import im.vector.matrix.android.internal.database.query.prev
+import im.vector.matrix.android.internal.database.query.where
 import im.vector.matrix.android.internal.di.UserId
 import im.vector.matrix.android.internal.session.room.membership.RoomDisplayNameResolver
 import im.vector.matrix.android.internal.session.room.membership.RoomMemberHelper
@@ -92,7 +98,9 @@ internal class RoomSummaryUpdater @Inject constructor(
         val lastTopicEvent = EventEntity.where(realm, roomId, EventType.STATE_ROOM_TOPIC).prev()
         val lastCanonicalAliasEvent = EventEntity.where(realm, roomId, EventType.STATE_ROOM_CANONICAL_ALIAS).prev()
         val lastAliasesEvent = EventEntity.where(realm, roomId, EventType.STATE_ROOM_ALIASES).prev()
-        val encryptionEvent = EventEntity.where(realm, roomId, EventType.STATE_ROOM_ENCRYPTION).prev()
+        val encryptionEvent = EventEntity.where(realm, roomId = roomId, type = EventType.STATE_ROOM_ENCRYPTION)
+                .contains(EventEntityFields.CONTENT, "\"algorithm\":\"$MXCRYPTO_ALGORITHM_MEGOLM\"")
+                .prev()
 
         roomSummaryEntity.hasUnreadMessages = roomSummaryEntity.notificationCount > 0
                 // avoid this call if we are sure there are unread events

matrix-sdk-android/src/main/res/values/strings_RiotX.xml

@@ -1,4 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
 
+    <string name="notice_end_to_end_ok">%1$s turned on end-to-end encryption.</string>
+    <string name="notice_end_to_end_unknown_algorithm">%1$s turned on end-to-end encryption (unrecognised algorithm %2$s).</string>
+
 </resources>

vector/src/main/java/im/vector/riotx/features/home/room/detail/timeline/format/NoticeEventFormatter.kt

@@ -19,9 +19,21 @@ package im.vector.riotx.features.home.room.detail.timeline.format
 import im.vector.matrix.android.api.session.events.model.Event
 import im.vector.matrix.android.api.session.events.model.EventType
 import im.vector.matrix.android.api.session.events.model.toModel
-import im.vector.matrix.android.api.session.room.model.*
+import im.vector.matrix.android.api.session.room.model.GuestAccess
+import im.vector.matrix.android.api.session.room.model.Membership
+import im.vector.matrix.android.api.session.room.model.RoomAliasesContent
+import im.vector.matrix.android.api.session.room.model.RoomCanonicalAliasContent
+import im.vector.matrix.android.api.session.room.model.RoomGuestAccessContent
+import im.vector.matrix.android.api.session.room.model.RoomHistoryVisibility
+import im.vector.matrix.android.api.session.room.model.RoomHistoryVisibilityContent
+import im.vector.matrix.android.api.session.room.model.RoomJoinRules
+import im.vector.matrix.android.api.session.room.model.RoomJoinRulesContent
+import im.vector.matrix.android.api.session.room.model.RoomMemberContent
+import im.vector.matrix.android.api.session.room.model.RoomNameContent
+import im.vector.matrix.android.api.session.room.model.RoomTopicContent
 import im.vector.matrix.android.api.session.room.model.call.CallInviteContent
 import im.vector.matrix.android.api.session.room.timeline.TimelineEvent
+import im.vector.matrix.android.internal.crypto.MXCRYPTO_ALGORITHM_MEGOLM
 import im.vector.matrix.android.internal.crypto.model.event.EncryptionEventContent
 import im.vector.riotx.R
 import im.vector.riotx.core.di.ActiveSessionHolder
@@ -180,7 +192,11 @@ class NoticeEventFormatter @Inject constructor(private val sessionHolder: Active
 
     private fun formatRoomEncryptionEvent(event: Event, senderName: String?): CharSequence? {
         val content = event.content.toModel<EncryptionEventContent>() ?: return null
-        return sp.getString(R.string.notice_end_to_end, senderName, content.algorithm)
+        return if (content.algorithm == MXCRYPTO_ALGORITHM_MEGOLM) {
+            sp.getString(R.string.notice_end_to_end_ok, senderName)
+        } else {
+            sp.getString(R.string.notice_end_to_end_unknown_algorithm, senderName, content.algorithm)
+        }
     }
 
     private fun buildProfileNotice(event: Event, senderName: String?, eventContent: RoomMemberContent?, prevEventContent: RoomMemberContent?): String {