Add provider for custom event types

matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/MatrixConfiguration.kt

@@ -20,6 +20,7 @@ import okhttp3.ConnectionSpec
 import okhttp3.Interceptor
 import org.matrix.android.sdk.api.crypto.MXCryptoConfig
 import org.matrix.android.sdk.api.metrics.MetricPlugin
+import org.matrix.android.sdk.api.provider.CustomEventTypesProvider
 import org.matrix.android.sdk.api.provider.MatrixItemDisplayNameFallbackProvider
 import org.matrix.android.sdk.api.provider.RoomDisplayNameFallbackProvider
 import java.net.Proxy
@@ -77,9 +78,12 @@ data class MatrixConfiguration(
          * Sync configuration.
          */
         val syncConfig: SyncConfig = SyncConfig(),
-
         /**
          * Metrics plugin that can be used to capture metrics from matrix-sdk-android.
          */
-        val metricPlugins: List<MetricPlugin> = emptyList()
+        val metricPlugins: List<MetricPlugin> = emptyList(),
+        /**
+         * CustomEventTypesProvider to provide custom event types to the sdk which should be processed with internal events.
+         */
+        val customEventTypesProvider: CustomEventTypesProvider? = null,
 )

matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/provider/CustomEventTypesProvider.kt

@@ -0,0 +1,30 @@
+/*
+ * Copyright 2022 The Matrix.org Foundation C.I.C.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.matrix.android.sdk.api.provider
+
+import org.matrix.android.sdk.api.session.room.model.RoomSummary
+
+/**
+ * Provide custom event types which should be processed with the internal event types.
+ */
+interface CustomEventTypesProvider {
+
+    /**
+     * Custom event types to include when computing [RoomSummary.latestPreviewableEvent].
+     */
+    val customPreviewableEventTypes: List<String>
+}

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/session/room/summary/RoomSummaryEventsHelper.kt

@@ -17,17 +17,23 @@
 package org.matrix.android.sdk.internal.session.room.summary
 
 import io.realm.Realm
+import org.matrix.android.sdk.api.MatrixConfiguration
 import org.matrix.android.sdk.api.session.room.summary.RoomSummaryConstants
 import org.matrix.android.sdk.api.session.room.timeline.EventTypeFilter
 import org.matrix.android.sdk.api.session.room.timeline.TimelineEventFilters
 import org.matrix.android.sdk.internal.database.model.TimelineEventEntity
 import org.matrix.android.sdk.internal.database.query.latestEvent
+import javax.inject.Inject
 
-internal object RoomSummaryEventsHelper {
+internal class RoomSummaryEventsHelper @Inject constructor(
+        matrixConfiguration: MatrixConfiguration,
+) {
 
     private val previewFilters = TimelineEventFilters(
             filterTypes = true,
-            allowedTypes = RoomSummaryConstants.PREVIEWABLE_TYPES.map { EventTypeFilter(eventType = it, stateKey = null) },
+            allowedTypes = RoomSummaryConstants.PREVIEWABLE_TYPES
+                    .plus(matrixConfiguration.customEventTypesProvider?.customPreviewableEventTypes.orEmpty())
+                    .map { EventTypeFilter(eventType = it, stateKey = null) },
             filterUseless = true,
             filterRedacted = false,
             filterEdits = true

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/session/room/summary/RoomSummaryUpdater.kt

@@ -78,12 +78,13 @@ internal class RoomSummaryUpdater @Inject constructor(
         private val crossSigningService: DefaultCrossSigningService,
         private val roomAccountDataDataSource: RoomAccountDataDataSource,
         private val homeServerCapabilitiesService: HomeServerCapabilitiesService,
+        private val roomSummaryEventsHelper: RoomSummaryEventsHelper,
 ) {
 
     fun refreshLatestPreviewContent(realm: Realm, roomId: String) {
         val roomSummaryEntity = RoomSummaryEntity.getOrNull(realm, roomId)
         if (roomSummaryEntity != null) {
-            val latestPreviewableEvent = RoomSummaryEventsHelper.getLatestPreviewableEvent(realm, roomId)
+            val latestPreviewableEvent = roomSummaryEventsHelper.getLatestPreviewableEvent(realm, roomId)
             latestPreviewableEvent?.attemptToDecrypt()
         }
     }
@@ -145,7 +146,7 @@ internal class RoomSummaryUpdater @Inject constructor(
         val encryptionEvent = CurrentStateEventEntity.getOrNull(realm, roomId, type = EventType.STATE_ROOM_ENCRYPTION, stateKey = "")?.root
         Timber.d("## CRYPTO: currentEncryptionEvent is $encryptionEvent")
 
-        val latestPreviewableEvent = RoomSummaryEventsHelper.getLatestPreviewableEvent(realm, roomId)
+        val latestPreviewableEvent = roomSummaryEventsHelper.getLatestPreviewableEvent(realm, roomId)
 
         val lastActivityFromEvent = latestPreviewableEvent?.root?.originServerTs
         if (lastActivityFromEvent != null) {
@@ -231,7 +232,7 @@ internal class RoomSummaryUpdater @Inject constructor(
     fun updateSendingInformation(realm: Realm, roomId: String) {
         val roomSummaryEntity = RoomSummaryEntity.getOrCreate(realm, roomId)
         roomSummaryEntity.updateHasFailedSending()
-        roomSummaryEntity.latestPreviewableEvent = RoomSummaryEventsHelper.getLatestPreviewableEvent(realm, roomId)
+        roomSummaryEntity.latestPreviewableEvent = roomSummaryEventsHelper.getLatestPreviewableEvent(realm, roomId)
     }
 
     /**