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app/lib/zoblak.js

@@ -40,5 +40,24 @@ Meteor.zoblak.server = {
       result = {}
     };
     return result;
+  },
+
+  on_all_controllers: function(whatToDo) {
+    var ids = ControllerState.find({}, {
+      fields: {
+        'controller_id': 1
+      }
+    }).map(function(cid) {
+      return cid.controller_id
+    });
+
+    for (var index in ids) {
+      var controller_id = ids[index];
+      try {
+        whatToDo(controller_id);
+      } catch(err) {
+        console.log('Cannot call ', whatToDo, controller_id, err);
+      }
+    }
   }
 }