crawler-find-word

Simple but powerful crawler - find phrase deep in the web

Description

Deep crawl to find word in the body of web pages by base url Simple but powerful, popular and production crawling/scraping package for Node.

Features:

Configurable level of maximum pages to visit Configurable root URL and Word to search Use event driven API, Raise 'Done' event when process ends. Return usefull statistical data. Use Cheerio to find word or phrase in the DOM. Tested with Mocha and Chai

Future features

Add 'Error' event handling. Priority queue of requests. Control rate limit. Charset detection and conversion.

Demo

 'use strict';
 var srv = require('crawler-find-word'); 
 var print = function(){
     var count = srv.pages.length;
     for(var i=0; i < count; ){
         var u = srv.pages.pop();               
         console.log(JSON.stringify(u));
         i++;
     };
 }
 
 srv.eventHandler.on('done', print);
 srv.crawl('https://cnn.com/', 'trump', 2);

Run

Running nodemon ./crawler-service.js localhost 3000 will run the unit tests with debug mode.

Test

Running npm test will test.