CasperJS: quick start

example.js

/* Run: $ casperjs example.js */
var casper = require('casper').create({
  verbose: true, /* Production mode: false */
  logLevel: 'debug',
  pageSettings: {
    loadImages: false,
    loadPlugins: false
  }
});

var URL = 'http://www.example.com';
var nextURL = 'http://www.iana.org/domains/reserved';
var startTime = new Date;

/* Make it happen */
casper.start(URL, function() {
  this.echo(this.getTitle());
});

/* Alt: http://docs.casperjs.org/en/latest/modules/casper.html#waitfor */
casper.thenOpen(nextURL, function() {
  this.echo(this.getTitle());
});

casper.run(function() {
  this.echo('Elapsed time: ' + ((new Date) - startTime) + ' ms', 'info');
  this.exit();
});

/* EXTRA: Don't request youtube videos */
casper.on('resource.requested', function(requestData, request) {
  if (/(youtu.be\/|v\/|u\/\w\/|embed\/|watch\?v=|[a-zA-Z0-9_\-]+\?v=)([^#\&\?\n<>\'\"]*)/gi.test(requestData.url)) {
    casper.log('Skipped: ' + requestData.url, 'info');
    request.abort();
  }
});