Add resultCount field to search result

CHANGELOG.md

@@ -1,3 +1,8 @@
+2.2.0 / 2017-07-01
+------------------
+### Added
+- `resultCount` field in search result
+
 2.1.0 / 2016-08-11
 ------------------
 ### Added

README.md

@@ -138,6 +138,7 @@ The provided callback will receive a response object as second argument, it has
 - `body`: The HTML of the loaded page
 - `next`: A method that invokes the originally specified callback with next page results
 - `$`: A cheerio instance of the loaded page
+- `resultCount`: Googles estimated result count
 
 Updating from 1.x
 -------

lib/google.js

@@ -7,6 +7,7 @@ var linkSel = 'h3.r a'
 var descSel = 'div.s'
 var itemSel = 'div.g'
 var nextSel = 'td.b a span'
+var resultCountSel = '#resultStats'
 
 var URL = '%s://www.google.%s/search?hl=%s&q=%s&start=%s&sa=N&num=%s&ie=UTF-8&oe=UTF-8&gws_rd=ssl'
 
@@ -30,6 +31,8 @@ google.lang = 'en'
 google.requestOptions = {}
 google.nextText = 'Next'
 google.protocol = 'https'
+google.resultCountRegExp = /^About ([0-9,.]+) results$/
+google.resultCountReplace = /[,.]/g
 
 var igoogle = function (query, start, callback) {
   if (google.resultsPerPage > 100) google.resultsPerPage = 100 // Google won't allow greater than 100 anyway
@@ -93,6 +96,17 @@ var igoogle = function (query, start, callback) {
         }
       }
 
+      const match = $(resultCountSel).text().match(google.resultCountRegExp)
+        if (match === null) {
+          res.resultCount = 0
+        } else {
+            res.resultCount = parseInt(
+                match[1]
+                .replace(google.resultCountReplace,"")
+            )
+        }
+
+
       callback(null, res)
     } else {
       callback(new Error('Error on response' + (resp ? ' (' + resp.statusCode + ')' : '') + ':' + err + ' : ' + body), null, null)

package.json

@@ -1,6 +1,6 @@
 {
   "name": "google",
-  "version": "2.1.0",
+  "version": "2.2.0",
   "description": "A module to search and scrape google. This is not sponsored, supported, or affiliated with Google Inc.",
   "homepage": "https://github.com/jprichardson/node-google",
   "repository": {