From ee1c9e611b011495f1587f5d07c464650b5749d5 Mon Sep 17 00:00:00 2001
From: Daniel Gultsch <daniel.gultsch@rwth-aachen.de>
Date: Fri, 21 Mar 2014 23:09:14 +0100
Subject: more otr fixes

---
 .../siacs/conversations/entities/Conversation.java | 30 ++++++++++++++--------
 .../services/XmppConnectionService.java            |  2 +-
 .../siacs/conversations/utils/MessageParser.java   | 11 +++-----
 3 files changed, 24 insertions(+), 19 deletions(-)

diff --git a/src/eu/siacs/conversations/entities/Conversation.java b/src/eu/siacs/conversations/entities/Conversation.java
index a13d4ea6..79757f1e 100644
--- a/src/eu/siacs/conversations/entities/Conversation.java
+++ b/src/eu/siacs/conversations/entities/Conversation.java
@@ -218,22 +218,32 @@ public class Conversation extends AbstractEntity {
 		this.mode = mode;
 	}
 
-	public void startOtrSession(Context context, String presence) {
-		SessionID sessionId = new SessionID(this.getContactJid(), presence,
-				"xmpp");
-		this.otrSession = new SessionImpl(sessionId, getAccount().getOtrEngine(
-				context));
-		try {
-			this.otrSession.startSession();
-		} catch (OtrException e) {
-			Log.d("xmppServic", "couldnt start otr");
+	public SessionImpl startOtrSession(Context context, String presence, boolean sendStart) {
+		if (this.otrSession != null) {
+			return this.otrSession;
+		} else {
+			SessionID sessionId = new SessionID(this.getContactJid(), presence,
+					"xmpp");
+			this.otrSession = new SessionImpl(sessionId, getAccount().getOtrEngine(
+					context));
+			try {
+				if (sendStart) {
+					this.otrSession.startSession();
+					return this.otrSession;
+				}
+				return this.otrSession;
+			} catch (OtrException e) {
+				Log.d("xmppServic", "couldnt start otr");
+				return null;
+			}
 		}
+		
 	}
 
 	public SessionImpl getOtrSession() {
 		return this.otrSession;
 	}
-
+	
 	public void resetOtrSession() {
 		this.otrSession = null;
 	}
diff --git a/src/eu/siacs/conversations/services/XmppConnectionService.java b/src/eu/siacs/conversations/services/XmppConnectionService.java
index 8bc1b389..72abcf5f 100644
--- a/src/eu/siacs/conversations/services/XmppConnectionService.java
+++ b/src/eu/siacs/conversations/services/XmppConnectionService.java
@@ -602,7 +602,7 @@ public class XmppConnectionService extends Service {
 			if (message.getEncryption() == Message.ENCRYPTION_OTR) {
 				if (!conv.hasValidOtrSession()) {
 					// starting otr session. messages will be send later
-					conv.startOtrSession(getApplicationContext(), presence);
+					conv.startOtrSession(getApplicationContext(), presence,true);
 				} else if (conv.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED) {
 					// otr session aleary exists, creating message packet
 					// accordingly
diff --git a/src/eu/siacs/conversations/utils/MessageParser.java b/src/eu/siacs/conversations/utils/MessageParser.java
index 58235678..6d644f03 100644
--- a/src/eu/siacs/conversations/utils/MessageParser.java
+++ b/src/eu/siacs/conversations/utils/MessageParser.java
@@ -30,7 +30,6 @@ public class MessageParser {
 	}
 	
 	public static Message parseOtrChat(MessagePacket packet, Account account, XmppConnectionService service) {
-		boolean justStarted = false;
 		boolean properlyAddressed = (packet.getTo().split("/").length == 2) || (account.countPresences() == 1);
 		String[] fromParts = packet.getFrom().split("/");
 		Conversation conversation = service.findOrCreateConversation(account, fromParts[0],false);
@@ -38,8 +37,7 @@ public class MessageParser {
 		if (!conversation.hasValidOtrSession()) {
 			if (properlyAddressed) {
 				Log.d("xmppService","starting new otr session with "+packet.getFrom()+" because no valid otr session has been found");
-				conversation.startOtrSession(service.getApplicationContext(), fromParts[1]);
-				justStarted = true;
+				conversation.startOtrSession(service.getApplicationContext(), fromParts[1],false);
 			} else {
 				Log.d("xmppService",account.getJid()+": ignoring otr session with "+fromParts[0]);
 				return null;
@@ -50,8 +48,7 @@ public class MessageParser {
 				conversation.resetOtrSession();
 				if (properlyAddressed) {
 					Log.d("xmppService","replacing otr session with "+packet.getFrom());
-					conversation.startOtrSession(service.getApplicationContext(), fromParts[1]);
-					justStarted = true;
+					conversation.startOtrSession(service.getApplicationContext(), fromParts[1],false);
 				} else {
 					return null;
 				}
@@ -88,9 +85,7 @@ public class MessageParser {
 				Log.d(LOGTAG,"otr session stoped");
 			}
 		} catch (Exception e) {
-			if (!justStarted) {
-				conversation.resetOtrSession();
-			}
+			conversation.resetOtrSession();
 			return null;
 		}
 		
-- 
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