Add /dynmap sendtoweb command, and published API for sending web messages

src/main/java/org/dynmap/DynmapAPI.java

@@ -0,0 +1,32 @@
+package org.dynmap;
+
+import org.dynmap.markers.MarkerAPI;
+
+/**
+ * This is the interface representing the published API for the Dynmap plugin.  Public methods of the
+ * DynmapPlugin class that are not defined in this interface are subject to change without notice, so
+ * be careful with forming dependencies beyond these.  Plugins accessing dynmap 0.24 or later should
+ * do so by casting the Plugin to this interface.
+ * 
+ */
+public interface DynmapAPI {
+    /**
+     * This method can return null if the 'markers' component has not been configured - 
+     * a warning message will be issued to the server.log in this event.
+     * 
+     * @return MarkerAPI, or null if not configured
+     */
+    public MarkerAPI getMarkerAPI();
+    /**
+     * Test if the marker API has been initialized yet
+     *
+     * @return true if it has been initialized
+     */
+    public boolean markerAPIInitialized();
+    /**
+     * Send generic message to all web users
+     * @param sender - label for sender of message ("Message from <plugin>:") - if null, no from notice
+     * @param msg - message to be sent
+     */
+    public boolean sendBroadcastToWeb(String sender, String msg);
+}

src/main/java/org/dynmap/DynmapPlugin.java

@@ -66,7 +66,7 @@ import org.dynmap.web.HttpServer;
 import org.dynmap.web.handlers.ClientConfigurationHandler;
 import org.dynmap.web.handlers.FilesystemHandler;
 
-public class DynmapPlugin extends JavaPlugin {
+public class DynmapPlugin extends JavaPlugin implements DynmapAPI {
     public HttpServer webServer = null;
     public MapManager mapManager = null;
     public PlayerList playerList;
@@ -723,7 +723,8 @@ public class DynmapPlugin extends JavaPlugin {
         "radiusrender",
         "reload",
         "stats",
-        "resetstats" }));
+        "resetstats",
+        "sendtoweb" }));
 
     @Override
     public boolean onCommand(CommandSender sender, Command cmd, String commandLabel, String[] args) {
@@ -859,6 +860,12 @@ public class DynmapPlugin extends JavaPlugin {
                     mapManager.resetStats(sender, null);
                 else
                     mapManager.resetStats(sender, args[1]);
+            } else if (c.equals("sendtoweb") && checkPlayerPermission(sender, "sendtoweb")) {
+                String msg = "";
+                for(int i = 1; i < args.length; i++) {
+                    msg += args[i] + " ";
+                }
+                this.sendBroadcastToWeb("dynmap", msg);
             }
             return true;
         }
@@ -1287,6 +1294,18 @@ public class DynmapPlugin extends JavaPlugin {
     public boolean markerAPIInitialized() {
         return (markerapi != null);
     }
+    /**
+     * Send generic message to all web users
+     * @param sender - label for sender of message ("[<sender>] nessage") - if null, no from notice
+     * @param msg - message to be sent
+     */
+    public boolean sendBroadcastToWeb(String sender, String msg) {
+        if(mapManager != null) {
+            mapManager.pushUpdate(new Client.ChatMessage("plugin", sender, "", msg, ""));
+            return true;
+        }
+        return false;
+    }
     /**
      * Register markers API - used by component to supply marker API to plugin
      */