Partially fix note to self

src/org/thoughtcrime/securesms/conversation/ConversationActivity.java

@@ -230,6 +230,7 @@ import org.whispersystems.libsignal.util.guava.Optional;
 import org.whispersystems.signalservice.loki.api.opengroups.LokiPublicChat;
 import org.whispersystems.signalservice.loki.protocol.mentions.Mention;
 import org.whispersystems.signalservice.loki.protocol.mentions.MentionsManager;
+import org.whispersystems.signalservice.loki.protocol.meta.SessionMetaProtocol;
 import org.whispersystems.signalservice.loki.protocol.multidevice.MultiDeviceProtocol;
 import org.whispersystems.signalservice.loki.protocol.todo.LokiThreadFriendRequestStatus;
 import org.whispersystems.signalservice.loki.utilities.PublicKeyValidation;
@@ -2447,7 +2448,8 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
 
     // Loki - Send a friend request if we're not yet friends with the user in question
     LokiThreadFriendRequestStatus friendRequestStatus = DatabaseFactory.getLokiThreadDatabase(context).getFriendRequestStatus(threadId);
-    message.isFriendRequest = !isGroupConversation() && friendRequestStatus != LokiThreadFriendRequestStatus.FRIENDS; // Needed for stageOutgoingMessage(...)
+    message.isFriendRequest = !isGroupConversation() && friendRequestStatus != LokiThreadFriendRequestStatus.FRIENDS
+      && !SessionMetaProtocol.shared.isNoteToSelf(recipient.getAddress().serialize()); // Needed for stageOutgoingMessage(...)
 
     silentlySetComposeText("");
     final long id = fragment.stageOutgoingMessage(message);

src/org/thoughtcrime/securesms/loki/database/LokiThreadDatabase.kt

@@ -3,6 +3,7 @@ package org.thoughtcrime.securesms.loki.database
 import android.content.ContentValues
 import android.content.Context
 import android.database.Cursor
+import android.util.Log
 import org.thoughtcrime.securesms.database.Address
 import org.thoughtcrime.securesms.database.Database
 import org.thoughtcrime.securesms.database.DatabaseFactory
@@ -60,6 +61,7 @@ class LokiThreadDatabase(context: Context, helper: SQLCipherOpenHelper) : Databa
 
     override fun setFriendRequestStatus(threadID: Long, friendRequestStatus: LokiThreadFriendRequestStatus) {
         if (threadID < 0) { return }
+        Log.d("Loki", "Setting FR status for thread with ID $threadID to $friendRequestStatus.")
         val database = databaseHelper.writableDatabase
         val contentValues = ContentValues(2)
         contentValues.put(Companion.threadID, threadID)

src/org/thoughtcrime/securesms/loki/protocol/FriendRequestProtocol.kt

@@ -151,7 +151,7 @@ object FriendRequestProtocol {
         // Guard against invalid state transitions
         if (threadFRStatus != LokiThreadFriendRequestStatus.REQUEST_SENDING && threadFRStatus != LokiThreadFriendRequestStatus.REQUEST_SENT
             && threadFRStatus != LokiThreadFriendRequestStatus.REQUEST_RECEIVED) { return }
-        Log.d("Loki", "Accepting friend request from $publicKey.")
+        Log.d("Loki", "Received a friend request accepted message from $publicKey.")
         lokiThreadDB.setFriendRequestStatus(threadID, LokiThreadFriendRequestStatus.FRIENDS)
         val lastMessageID = getLastMessageID(context, threadID)
         if (lastMessageID != null) {
@@ -242,7 +242,7 @@ object FriendRequestProtocol {
         // The order of these checks matters
         if (message.recipient.isGroupRecipient) { return false }
         if (message.recipient.address.serialize() == TextSecurePreferences.getLocalNumber(context)) { return false }
-        // TODO: Return false if the message is a device linking request
+        // TODO: Return true if the message is a device linking request
         // TODO: Return false if the message is a session request
         return message.isFriendRequest
     }
@@ -252,7 +252,7 @@ object FriendRequestProtocol {
         // The order of these checks matters
         if (message.recipient.isGroupRecipient) { return false }
         if (message.recipient.address.serialize() == TextSecurePreferences.getLocalNumber(context)) { return false }
-        // TODO: Return false if the message is a device linking request
+        // TODO: Return true if the message is a device linking request
         // TODO: Return false if the message is a session request
         return message.isFriendRequest
     }

src/org/thoughtcrime/securesms/loki/protocol/MultiDeviceProtocol.kt

@@ -46,8 +46,9 @@ object MultiDeviceProtocol {
     private fun sendMessagePushToDevice(context: Context, recipient: Recipient, messageID: Long, messageType: MessageType): PushSendJob {
         val threadID = DatabaseFactory.getThreadDatabase(context).getThreadIdFor(recipient)
         val threadFRStatus = DatabaseFactory.getLokiThreadDatabase(context).getFriendRequestStatus(threadID)
-        val isContactFriend = (threadFRStatus == LokiThreadFriendRequestStatus.FRIENDS)
-        val isFRMessage = (threadFRStatus != LokiThreadFriendRequestStatus.FRIENDS) // Holds true assuming this method isn't invoked for control messages
+        val isNoteToSelf = SessionMetaProtocol.shared.isNoteToSelf(recipient.address.serialize())
+        val isContactFriend = (threadFRStatus == LokiThreadFriendRequestStatus.FRIENDS || isNoteToSelf) // In the note to self case the device linking request was the FR
+        val isFRMessage = !isContactFriend // Holds true assuming this method isn't invoked for control messages
         val hasVisibleContent = when (messageType) {
             MessageType.Text -> DatabaseFactory.getSmsDatabase(context).getMessage(messageID).body.isNotBlank()
             MessageType.Media -> {
@@ -55,9 +56,9 @@ object MultiDeviceProtocol {
                 outgoingMediaMessage.body.isNotBlank() || outgoingMediaMessage.attachments.isNotEmpty()
             }
         }
-        if (isFRMessage && !hasVisibleContent && BuildConfig.DEBUG) { throw IllegalStateException() }
+        if (isFRMessage && !hasVisibleContent && BuildConfig.DEBUG) { throw IllegalStateException() } // Verify the above assumption
         val shouldSendAutoGeneratedFR = !isContactFriend && !isFRMessage
-            && !SessionMetaProtocol.shared.isNoteToSelf(recipient.address.serialize()) && !recipient.address.isGroup // Group threads work through session requests
+            && !isNoteToSelf && !recipient.address.isGroup // Group threads work through session requests
             && hasVisibleContent
         if (!shouldSendAutoGeneratedFR) {
             when (messageType) {
@@ -178,6 +179,8 @@ object MultiDeviceProtocol {
         }
         val isValid = isValidDeviceLinkMessage(context, deviceLink)
         if (!isValid) { return }
+        // The line below isn't actually necessary because this is called after PushDecryptJob
+        // calls handlePreKeyBundleMessageIfNeeded, but it also doesn't hurt.
         SessionManagementProtocol.handlePreKeyBundleMessageIfNeeded(context, content)
         linkingSession.processLinkingRequest(deviceLink)
     }