crawl.js

var page = require('webpage').create();
var system = require('system');

page.open(system.args[1], function(){

  var ret = page.evaluate(function(){
    var each = [].forEach;

    var residency_code = {
      "Eligible for in-district tuition"  : 'in_state'
    , "Eligible for in-state tuition"     : 'in_state'
    , "Eligible for out-of-state tuition" : 'out_of_state'
    , "Eligible for resident tuition"     : 'in_state'
    , "Eligible for in-district tuition"  : 'in_state'
    , "Eligible for non-resident tuition" : 'out_of_state'
    };

    var living_status_code = {
      "On-campus (in a residence hall, dormitory, or on-campus apartment)" : 'on_campus'
    , "Living on my own or with a roommate" : 'off_campus_without_family'
    , "Living with my parents or other family members" : 'off_campus_with_family'
    };

    var total = window.POA_Total;
    var residency = [];
    var living = [];

    each.call(
      document.querySelectorAll('[name=rb_residencystatus]')
    , function(elem, idx){
        residency[ idx ] = residency_code[ elem.getAttribute('title') ];
      }
    );

    each.call(
      document.querySelectorAll('[name=rb_livingstatus]')
    , function(elem, idx){
        living[ idx ] = living_status_code[ elem.getAttribute('title') ];
      }
    );

    var results = {}, k, v;
    for (var r = residency.length; r--; ) {
      for (var l = living.length, ll = l; l--; ) {
        for (var t=total.length, tl = t; t--; ) {
          k = ['POA_Total', residency[r], living[l]].join(':');
          v = total[r * ll * l];
          results[k] = v;
        }
      }
    }

    return JSON.stringify(results);
  })

  console.log(ret);

  page.release();
  phantom.exit();
});