Fix message ref-counting in cyAvatar::RunBehavior

This was potential memory leak AND crash bug, all in one nasty package. I
included a little bit of code cleanup free-of-charge.

Sources/Plasma/FeatureLib/pfPython/cyAvatar.cpp

@@ -215,47 +215,26 @@ void cyAvatar::OneShot(pyKey &seekKey, float duration, bool usePhysics,
 void cyAvatar::RunBehavior(pyKey &behKey, bool netForce, bool netProp)
 {
     // first there is someone to send to and make sure that we an avatar to send this to
-    if ( behKey.getKey() != nil && fRecvr.Count() > 0)
+    if ( behKey.getKey() && fRecvr.Count() > 0)
     {
         // must determine if the behKey is pointing to Single or Multi Shot behavior
-        if ( plOneShotMod::ConvertNoRef(behKey.getKey()->GetObjectPtr()) != nil )
+        if (plOneShotMod::ConvertNoRef(behKey.getKey()->GetObjectPtr()))
         {
             // create a message OneShotMessage
             plOneShotMsg* pMsg = new plOneShotMsg;
-            // check if this needs to be network forced to all clients
-            if (netProp)
-            {
-                pMsg->SetBCastFlag(plMessage::kNetPropagate);
-            }
-            else
-            {
-                pMsg->SetBCastFlag(plMessage::kNetPropagate, false);
-            }
-
-            if (netForce)
-            {
-                // set the network propagate flag to make sure it gets to the other clients
-                pMsg->SetBCastFlag(plMessage::kNetPropagate);
-                pMsg->SetBCastFlag(plMessage::kNetForce);
-            }
-            else
-            {
-                pMsg->SetBCastFlag(plMessage::kNetForce, false);
-            }
-
+            pMsg->SetBCastFlag(plMessage::kNetPropagate, netProp || netForce);
+            pMsg->SetBCastFlag(plMessage::kNetForce, netForce);
             pMsg->SetSender(fSender);
             pMsg->AddReceiver(behKey.getKey());
-            int i;
-            for ( i=0; i<fRecvr.Count(); i++ )
-            {
+            for (int i = 0; i < fRecvr.Count(); i++) {
                 // make sure there is an avatar to set
-                if ( fRecvr[i] != nil )
-                {
-                    pMsg->fPlayerKey = (plKey)fRecvr[i];
-                    plgDispatch::MsgSend( pMsg );   // send off command for each valid avatar we find
-                                                    // ... really, should only be one... though
+                if (fRecvr[i]) {
+                    pMsg->fPlayerKey = fRecvr[i];
+                    pMsg->SendAndKeep(); // gotta keep the message so we can keep sending it
+                                         // there should really only be one avatar, though...
                 }
             }
+            pMsg->UnRef(); // done with our reference
         }
         // else if it is a Multistage guy
         else if ( plMultistageBehMod::ConvertNoRef(behKey.getKey()->GetObjectPtr()) != nil )