EXT-7034 FIX add initializationagent position at later state in case initialization at earlier state failed.

reviewed by Vadim Savchuk at https://codereview.productengine.com/secondlife/r/480/

--HG--
branch : product-engine

indra/newview/llnavigationbar.cpp

@@ -713,6 +713,7 @@ void LLNavigationBar::onNavigationButtonHeldUp(LLButton* nav_button)
 
 void LLNavigationBar::handleLoginComplete()
 {
+	LLTeleportHistory::getInstance()->handleLoginComplete();
 	mCmbLocation->handleLoginComplete();
 }
 

indra/newview/llteleporthistory.cpp

@@ -38,6 +38,7 @@
 #include "llsdserialize.h"
 
 #include "llagent.h"
+#include "llvoavatarself.h"
 #include "llslurl.h"
 #include "llviewercontrol.h"        // for gSavedSettings
 #include "llviewerparcelmgr.h"
@@ -108,6 +109,16 @@ void LLTeleportHistory::onTeleportFailed()
 	}
 }
 
+void LLTeleportHistory::handleLoginComplete()
+{
+	if( mGotInitialUpdate )
+	{
+		return;
+	}
+	updateCurrentLocation(gAgent.getPositionGlobal());
+}
+
+
 void LLTeleportHistory::updateCurrentLocation(const LLVector3d& new_pos)
 {
 	if (mRequestedItem != -1) // teleport within the history in progress?
@@ -117,6 +128,17 @@ void LLTeleportHistory::updateCurrentLocation(const LLVector3d& new_pos)
 	}
 	else
 	{
+		//EXT-7034
+		//skip initial update if agent avatar is no valid yet
+		//this may happen when updateCurrentLocation called while login process
+		//sometimes isAgentAvatarValid return false and in this case new_pos
+		//(which actually is gAgent.getPositionGlobal() ) is invalid
+		//if this position will be saved then teleport back will teleport user to wrong position
+		if ( !mGotInitialUpdate && !isAgentAvatarValid() )
+		{
+			return ;
+		}
+
 		// If we're getting the initial location update
 		// while we already have a (loaded) non-empty history,
 		// there's no need to purge forward items or add a new item.

indra/newview/llteleporthistory.h

@@ -136,6 +136,10 @@ public:
 	 * @see load()
 	 */
 	void					dump() const;
+	/**
+	 * Process login complete event. Basically put current location into history
+	 */
+	void					handleLoginComplete();
 
 private: