Added News,Video search support

lib/bing.js

@@ -64,11 +64,16 @@ var Bing = function( options ) {
                    + "&$skip=" + opts.skip
                    + (opts.sources ? "&Sources=%27" + opts.sources + "%27" : '')
                    + (opts.newssortby ? "&NewsSortBy=%27" + opts.newssortby + "%27" : '')
+                   + (opts.newscategory ? "&NewsCategory=%27" + opts.newscategory + "%27" : '')
+                   + (opts.newslocationoverride ? "&NewsLocationOverride=%27" + opts.newslocationoverride + "%27" : '')
                    + (opts.market ? "&Market=%27" + opts.market + "%27" : '')
                    + (opts.adult  ? "&Adult=%27"  + opts.adult  + "%27" : '')
                    + (opts.imagefilters 
                        ? '&' + qs.stringify({ "ImageFilters": "'" + opts.imagefilters + "'" })
-                       : '');
+                       : '')
+                   + (opts.videofilters
+                     ? '&' + qs.stringify({ "VideoFilters": "'" + opts.videofilters + "'" })
+                     : '');
 
     request({
       uri: reqUri,
@@ -148,9 +153,54 @@ Bing.prototype.composite = function(query, callback, options) {
   this.searchVertical(query, "Composite", callback, options);
 };
 
-// Alias Bing.search to Bing.web
-// Note: Keep this for compatibility with older versions
-Bing.prototype.search = Bing.prototype.composite;
+/**
+ * Performs a Bing search in the News vertical.
+ *
+ * @param {String} query              Query term to search for.
+ *
+ * @param {requestCallback} callback  Callback called with (potentially
+ *                                    json-parsed) response.
+ *
+ * @param {Object} options            Options to command, allows overriding
+ *                                    of rootUri, accKey (Bing API key),
+ *                                    userAgent, reqTimeout, top, skip,
+ * @function
+ */
+Bing.prototype.news = function(query, callback, options) {
+  this.searchVertical(query, "News", callback, options);
+};
+
+/**
+ * Performs a Bing search in the Video vertical.
+ *
+ * @param {String} query              Query term to search for.
+ *
+ * @param {requestCallback} callback  Callback called with (potentially
+ *                                    json-parsed) response.
+ *
+ * @param {Object} options            Options to command, allows overriding
+ *                                    of rootUri, accKey (Bing API key),
+ *                                    userAgent, reqTimeout, top, skip,
+ * @function
+ */
+Bing.prototype.video = function(query, callback, options) {
+  if (options
+    && options.videofilters
+    && typeof options.videofilters === 'object') {
+    var filterQuery = '';
+    var filters = Object.keys(options.videofilters);
+    filters.map(function(key, i) {
+      filterQuery += capitalizeFirstLetter(key) + ':';
+      filterQuery += capitalizeFirstLetter(options.videofilters[key]);
+      if (i < filters.length - 1)
+        filterQuery += '+';
+    });
+    options.videofilters = filterQuery;
+  }
+  this.searchVertical(query, "Video", callback, options);
+};
+
+
 
 /**
  * Performs a Bing search in the Images vertical.