Beginnings of Spot invocation services to allow moving between locations,

tracking and reporting locations of bodies within a scene and handling
chatting between users in a cluster. Other minor cleanups.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@774 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/whirled/spot/server/ClusterChatMessageHandler.java

@@ -0,0 +1,51 @@
+//
+// $Id: ClusterChatMessageHandler.java,v 1.1 2001/12/14 00:12:32 mdb Exp $
+
+package com.threerings.whirled.spot.server;
+
+import com.threerings.presents.dobj.MessageEvent;
+
+import com.threerings.crowd.data.BodyObject;
+import com.threerings.crowd.data.PlaceObject;
+import com.threerings.crowd.server.PlaceManager;
+
+import com.threerings.whirled.server.WhirledServer;
+import com.threerings.whirled.spot.Log;
+
+/**
+ * The cluster chat message handler handles chat messages that are issued
+ * to the cluster associated with a particular location, with the
+ * intention of speaking only to bodies in that cluster.
+ */
+public class ClusterChatMessageHandler
+    implements PlaceManager.MessageHandler
+{
+    /**
+     * Handles {@link SpotCodes#CLUSTER_SPEAK_REQUEST} messages.
+     */
+    public void handleEvent (MessageEvent event, PlaceManager pmgr)
+    {
+        // presently we do no ratification of chat messages, so we just
+        // generate a chat notification with the message and name of the
+        // speaker
+        int soid = event.getSourceOid();
+        BodyObject source = (BodyObject)WhirledServer.omgr.getObject(soid);
+        if (source == null) {
+            Log.info("Chatter went away. Dropping cluster chat request " +
+                     "[req=" + event + "].");
+            return;
+        }
+
+        // parse our incoming arguments
+        Object[] inargs = event.getArgs();
+        int reqid = ((Integer)inargs[0]).intValue();
+        int locid = ((Integer)inargs[1]).intValue();
+        String message = (String)inargs[2];
+
+        // pass this request on to the spot scene manager as it will need
+        // to check that the location exists and that the requester
+        // occupies it and so on
+        ((SpotSceneManager)pmgr).handleClusterChatRequest(
+            source, locid, message);
+    }
+}