quay/util/phantomjs-runner.js

var system = require('system');
var url = system.args[1] || '';
var count = 0;

if(url.length > 0) {
  var page = require('webpage').create();  
  page.open(url, function (status) {
    try {
      if (status == 'success') {     
        var delay;
        var checker = (function() {
          count++;

          if (count > 100) {
            console.log('Not Found');
            phantom.exit();
            return null;
          }

          var html = page.evaluate(function () {
            var found = document.getElementsByTagName('html')[0].outerHTML || '';
            if (window.__isLoading && !window.__isLoading()) {
              return found;
            }
            if (found.indexOf('404 Not Found') > 0) {
              return found;
            }
            return null;
          });

          if (html) {
            if (html.indexOf('404 Not Found') > 0) {
              console.log('Not Found');
              phantom.exit();
              return;
            }

            clearTimeout(delay);
            console.log(html);
            phantom.exit();
          }
        });
        delay = setInterval(checker, 100);
      } else {
        console.log('Not Found');
        phantom.exit();
      }
    } catch (e) {
      console.log('Not Found');
      phantom.exit();
    }
  });
} else {
  phantom.exit();
}