Initial work on a body service to allow setting a user's idled state.

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@1877 542714f4-19e9-0310-aa3c-eee0fc999fb1
2002-11-01 00:39:18 +00:00
parent b07fef8396
commit f25c028cca
6 changed files with 208 additions and 38 deletions
@@ -0,0 +1,95 @@
+//
+// $Id: BodyProvider.java,v 1.1 2002/11/01 00:39:18 shaper Exp $
+
+package com.threerings.crowd.server;
+
+import com.threerings.presents.dobj.DObjectManager;
+
+import com.threerings.presents.data.ClientObject;
+import com.threerings.presents.server.InvocationException;
+import com.threerings.presents.server.InvocationManager;
+import com.threerings.presents.server.InvocationProvider;
+
+import com.threerings.crowd.Log;
+import com.threerings.crowd.data.BodyObject;
+import com.threerings.crowd.data.OccupantInfo;
+import com.threerings.crowd.data.PlaceObject;
+
+/**
+ * Provides the server-side side of the body-related invocation services.
+ */
+public class BodyProvider
+    implements InvocationProvider
+{
+    /**
+     * Constructs and initializes a body provider instance which will be
+     * used to handle all body-related invocation service requests.
+     */
+    public static void init (InvocationManager invmgr, DObjectManager omgr)
+    {
+        _omgr = omgr;
+
+        // register a provider instance
+        invmgr.registerDispatcher(new BodyDispatcher(new BodyProvider()), true);
+    }
+
+    /**
+     * Handles a request to set the idle state of a client to the
+     * specified value.
+     */
+    public void setIdle (ClientObject caller, boolean idle)
+        throws InvocationException
+    {
+        BodyObject bobj = (BodyObject)caller;
+
+        // determine the body's proposed new status
+        byte nstatus = (idle) ? OccupantInfo.IDLE : OccupantInfo.ACTIVE;
+
+        // report NOOP attempts
+        if (bobj.status == nstatus) {
+            throw new InvocationException(
+                (idle) ? "m.already_idle" : "m.already_active");
+        }
+
+        // update their status!
+        Log.info("setIdle [user=" + bobj.username +
+                 ", status=" + nstatus + "].");
+        updateOccupantStatus(bobj, bobj.location, nstatus);
+    }
+
+    /**
+     * Updates the connection status for the given body object's occupant
+     * info in the specified location.
+     */
+    public static void updateOccupantStatus (
+        BodyObject body, int locationId, byte status)
+    {
+        // no need to NOOP
+        if (body.status == status) {
+            return;
+        }
+
+        // update the status in their body object
+        body.setStatus(status);
+        body.statusTime = System.currentTimeMillis();
+
+        // get the place object for the specified location (which is, in
+        // theory, occupied by this user)
+        PlaceObject plobj = (PlaceObject)
+            CrowdServer.omgr.getObject(locationId);
+        if (plobj == null) {
+            return;
+        }
+
+        // update the occupant info with the new connection status
+        OccupantInfo info = (OccupantInfo)
+            plobj.occupantInfo.get(new Integer(body.getOid()));
+        if (info != null) {
+            info.status = status;
+            plobj.updateOccupantInfo(info);
+        }
+    }
+
+    /** The distributed object manager used by the chat services. */
+    protected static DObjectManager _omgr;
+}