process retract jingle messages

src/main/java/eu/siacs/conversations/generator/MessageGenerator.java

@@ -236,6 +236,7 @@ public class MessageGenerator extends AbstractGenerator {
 
 	public MessagePacket sessionProposal(final JingleConnectionManager.RtpSessionProposal proposal) {
 		final MessagePacket packet = new MessagePacket();
+        packet.setType(MessagePacket.TYPE_CHAT); //we want to carbon copy those
 		packet.setTo(proposal.with);
 		packet.setId(JingleRtpConnection.JINGLE_MESSAGE_ID_PREFIX+proposal.sessionId);
 		final Element propose = packet.addChild("propose", Namespace.JINGLE_MESSAGE);
@@ -247,6 +248,7 @@ public class MessageGenerator extends AbstractGenerator {
 
 	public MessagePacket sessionRetract(final JingleConnectionManager.RtpSessionProposal proposal) {
 		final MessagePacket packet = new MessagePacket();
+        packet.setType(MessagePacket.TYPE_CHAT); //we want to carbon copy those
 		packet.setTo(proposal.with);
 		final Element propose = packet.addChild("retract", Namespace.JINGLE_MESSAGE);
 		propose.setAttribute("id", proposal.sessionId);

src/main/java/eu/siacs/conversations/ui/RtpSessionActivity.java

@@ -8,7 +8,6 @@ import android.view.View;
 import android.view.WindowManager;
 
 import java.lang.ref.WeakReference;
-import java.util.Arrays;
 
 import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
@@ -23,6 +22,8 @@ import rocks.xmpp.addr.Jid;
 
 import static java.util.Arrays.asList;
 
+//TODO if last state was BUSY (or RETRY); we want to reset action to view or something so we don’t automatically call again on recreate
+
 public class RtpSessionActivity extends XmppActivity implements XmppConnectionService.OnJingleRtpConnectionUpdate {
 
     public static final String EXTRA_WITH = "with";

src/main/java/eu/siacs/conversations/xmpp/jingle/JingleRtpConnection.java

@@ -236,11 +236,29 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
             case "retract":
                 receiveRetract(from, message);
                 break;
+            case "reject":
+                receiveReject(from, message);
+                break;
             default:
                 break;
         }
     }
 
+    private void receiveReject(Jid from, Element message) {
+        final boolean originatedFromMyself = from.asBareJid().equals(id.account.getJid().asBareJid());
+        //reject from another one of my clients
+        if (originatedFromMyself) {
+            if (transition(State.REJECTED)) {
+                this.xmppConnectionService.getNotificationService().cancelIncomingCallNotification();
+                this.jingleConnectionManager.finishConnection(this);
+            } else {
+                Log.d(Config.LOGTAG,"not able to transition into REJECTED because already in "+this.state);
+            }
+        } else {
+            Log.d(Config.LOGTAG,id.account.getJid()+": ignoring reject from "+from+" for session with "+id.with);
+        }
+    }
+
     private void receivePropose(final Jid from, final Element propose) {
         final boolean originatedFromMyself = from.asBareJid().equals(id.account.getJid().asBareJid());
         //TODO we can use initiator logic here
@@ -269,7 +287,14 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
             } else {
                 Log.d(Config.LOGTAG, String.format("%s: ignoring proceed because we were not initializing", id.account.getJid().asBareJid()));
             }
+        } else if (from.asBareJid().equals(id.account.getJid().asBareJid())) {
+            if (transition(State.ACCEPTED)) {
+                Log.d(Config.LOGTAG,id.account.getJid().asBareJid()+": moved session with "+id.with+" into state accepted after received carbon copied procced");
+                this.xmppConnectionService.getNotificationService().cancelIncomingCallNotification();
+                this.jingleConnectionManager.finishConnection(this);
+            }
         } else {
+            //TODO a carbon copied proceed from another client of mine has the same logic as `accept`
             Log.d(Config.LOGTAG, String.format("%s: ignoring proceed from %s. was expected from %s", id.account.getJid().asBareJid(), from, id.with));
         }
     }
@@ -442,6 +467,7 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
 
     private void sendJingleMessage(final String action) {
         final MessagePacket messagePacket = new MessagePacket();
+        messagePacket.setType(MessagePacket.TYPE_CHAT); //we want to carbon copy those
         messagePacket.setTo(id.with);
         messagePacket.addChild(action, Namespace.JINGLE_MESSAGE).setAttribute("id", id.sessionId);
         Log.d(Config.LOGTAG, messagePacket.toString());