Create UserDataSource.getUserOrDefault().

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/session/user/UserDataSource.kt

@@ -66,6 +66,8 @@ internal class UserDataSource @Inject constructor(
         }
     }
 
+    fun getUserOrDefault(userId: String): User = getUser(userId) ?: User(userId)
+
     fun getUserLive(userId: String): LiveData<Optional<User>> {
         val liveData = monarchy.findAllMappedWithChanges(
                 { UserEntity.where(it, userId) },

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/session/widgets/helper/WidgetFactory.kt

@@ -74,7 +74,7 @@ internal class WidgetFactory @Inject constructor(
     // Ref: https://github.com/matrix-org/matrix-widget-api/blob/master/src/templating/url-template.ts#L29-L33
     fun computeURL(widget: Widget, isLightTheme: Boolean): String? {
         var computedUrl = widget.widgetContent.url ?: return null
-        val myUser = userDataSource.getUser(userId) ?: User(userId)
+        val myUser = userDataSource.getUserOrDefault(userId)
 
         val keyValue = widget.widgetContent.data.mapKeys { "\$${it.key}" }.toMutableMap()