[Search] Framework of webworker implementation

Made a basic outline of the desired web worker
implementation. (Functions present, now need to
implement them.)

platform/features/search/src/providers/GenericSearchProvider.js

@@ -46,10 +46,10 @@ define(
         function GenericSearchProvider($rootScope, objectService, workerService) {
             var validType = function () {return true;};
             
-            /*
             var worker = workerService.run('genericSearchWorker'),
                 lastestItems;
 
+            /*
             function requestItems() {
                 // Aquire My Items (root folder)
                 // I don't think we can do this part in the webworker because of the objectService
@@ -81,9 +81,33 @@ define(
             }
             */
 
+            // Tell the web worker to add a new item's model to its list of items.
+            function indexItem(domainObject) {
+                var message = {
+                    request: 'index', 
+                    model: domainObject.getModel()
+                };
+                // Note that getModel() by definition returns a JavaScript object
+                // that can be losslesly converted to a JSON object.
+                worker.postMessage(message);
+            }
+            
+            // Tell the worker to search for items it has that match this searchInput.
+            // Takes the searchInput, as well as a max number of results (will return 
+            // less than that if there are fewer matches).
+            function workerSearch(searchInput, numberOfResults) {
+                var message = {
+                    request: 'search', 
+                    input: searchInput,
+                    number: numberOfResults
+                };
+                worker.postMessage(message);
+            }
+            
             function handleResponse(event) {
-                latest = event.data;
-                $rootScope.$apply();
+                //latest = event.data;
+                //console.log('handleResponse', event.data);
+                //$rootScope.$apply();
                 //requestNext();
             }
             

platform/features/search/src/workers/GenericSearchWorker.js

@@ -0,0 +1,47 @@
+/*****************************************************************************
+ * Open MCT Web, Copyright (c) 2014-2015, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT Web is licensed under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0.
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ * Open MCT Web includes source code licensed under additional open source
+ * licenses. See the Open Source Licenses file (LICENSES.md) included with
+ * this source code distribution or the Licensing information page available
+ * at runtime from the About dialog for additional information.
+ *****************************************************************************/
+/*global self*/
+
+(function () {
+    "use strict";
+    
+    var indexedItems = [];
+    
+    function index(data) {
+        // Takes an object model
+        // Add to indexedItems
+    }
+    
+    function search(data) {
+        // Takes a search input and the number of items to find
+        // Converts it into search terms
+        // Gets matches from indexedItems
+    }
+    
+    self.onmessage = function (event) {
+        if (event.data.request === 'index') {
+            self.postMessage(index(event.data));
+        } else if (event.data.request === 'search') {
+            self.postMessage(search(event.data));
+        }
+    };
+}());