use google npm package for FeelingLucky, fixes oftn-oswg#55

Author: brigand

lib/feelinglucky/index.js

@@ -1,35 +1,18 @@
-var HTTP = require("http");
+var google = require('google');
 
+// calls callback with {title: string, url: string}
 var FeelingLucky = module.exports = function(query, callback) {
-	var self = this;
-	
-	var google = HTTP.createClient(80, 'ajax.googleapis.com');
-	var search_url = "/ajax/services/search/web?v=1.0&q=" + encodeURIComponent(query);
-	var request = google.request('GET', search_url, {
-		'host': 'ajax.googleapis.com',
-		'Referer': 'http://www.v8bot.com',
-		'User-Agent': 'NodeJS HTTP client',
-		'Accept': '*/*'});
-	request.addListener('response', function(response) {
-		response.setEncoding('utf8');
-		var body = "";
-		response.addListener('data', function(chunk) { body += chunk; });
-		response.addListener('end', function() {
-			var searchResults = JSON.parse(body);
-			var results = searchResults.responseData.results;
+	google(query, function(error, results) {
+		if (error) {
+			console.error('FeelingLucky ', error);
+			return callback(null);
+		}
 
-			if (results && results[0]) {
-				results[0].url = decodeURIComponent(results[0].url);
-				callback.call(self,
-					{
-						title: results[0].titleNoFormatting.replace(/&#(\d+);/g,
-							function(a, b){return String.fromCharCode(b);}),
-						url: results[0].url
-					});
-			} else {
-				callback.call(self, null);
-			}
-		});
+		var result = results.links[0];
+		if (!result) {
+			return callback(null);
+		}
+
+		callback({title: result.title, url: result.link})
 	});
-	request.end();
 };

package.json

@@ -1,8 +1,9 @@
 {
-	"repository": "https://github.com/oftn/oftn-bot",
-	"dependencies": {
-		"bhttp": "^1.2.1",
-		"object.assign": "^4.0.3",
-		"twitter": "~0.1.19"
-	}
+  "repository": "https://github.com/oftn/oftn-bot",
+  "dependencies": {
+    "bhttp": "^1.2.1",
+    "google": "^2.0.0",
+    "object.assign": "^4.0.3",
+    "twitter": "~0.1.19"
+  }
 }