aleph1.co.uk Git - yaffs-website/blob - node_modules/phantomjs-prebuilt/lib/phantom/examples/netsniff.js

   1 "use strict";
   2 if (!Date.prototype.toISOString) {
   3     Date.prototype.toISOString = function () {
   4         function pad(n) { return n < 10 ? '0' + n : n; }
   5         function ms(n) { return n < 10 ? '00'+ n : n < 100 ? '0' + n : n }
   6         return this.getFullYear() + '-' +
   7             pad(this.getMonth() + 1) + '-' +
   8             pad(this.getDate()) + 'T' +
   9             pad(this.getHours()) + ':' +
  10             pad(this.getMinutes()) + ':' +
  11             pad(this.getSeconds()) + '.' +
  12             ms(this.getMilliseconds()) + 'Z';
  13     }
  14 }
  15
  16 function createHAR(address, title, startTime, resources)
  17 {
  18     var entries = [];
  19
  20     resources.forEach(function (resource) {
  21         var request = resource.request,
  22             startReply = resource.startReply,
  23             endReply = resource.endReply;
  24
  25         if (!request || !startReply || !endReply) {
  26             return;
  27         }
  28
  29         // Exclude Data URI from HAR file because
  30         // they aren't included in specification
  31         if (request.url.match(/(^data:image\/.*)/i)) {
  32             return;
  33         }
  34
  35         entries.push({
  36             startedDateTime: request.time.toISOString(),
  37             time: endReply.time - request.time,
  38             request: {
  39                 method: request.method,
  40                 url: request.url,
  41                 httpVersion: "HTTP/1.1",
  42                 cookies: [],
  43                 headers: request.headers,
  44                 queryString: [],
  45                 headersSize: -1,
  46                 bodySize: -1
  47             },
  48             response: {
  49                 status: endReply.status,
  50                 statusText: endReply.statusText,
  51                 httpVersion: "HTTP/1.1",
  52                 cookies: [],
  53                 headers: endReply.headers,
  54                 redirectURL: "",
  55                 headersSize: -1,
  56                 bodySize: startReply.bodySize,
  57                 content: {
  58                     size: startReply.bodySize,
  59                     mimeType: endReply.contentType
  60                 }
  61             },
  62             cache: {},
  63             timings: {
  64                 blocked: 0,
  65                 dns: -1,
  66                 connect: -1,
  67                 send: 0,
  68                 wait: startReply.time - request.time,
  69                 receive: endReply.time - startReply.time,
  70                 ssl: -1
  71             },
  72             pageref: address
  73         });
  74     });
  75
  76     return {
  77         log: {
  78             version: '1.2',
  79             creator: {
  80                 name: "PhantomJS",
  81                 version: phantom.version.major + '.' + phantom.version.minor +
  82                     '.' + phantom.version.patch
  83             },
  84             pages: [{
  85                 startedDateTime: startTime.toISOString(),
  86                 id: address,
  87                 title: title,
  88                 pageTimings: {
  89                     onLoad: page.endTime - page.startTime
  90                 }
  91             }],
  92             entries: entries
  93         }
  94     };
  95 }
  96
  97 var page = require('webpage').create(),
  98     system = require('system');
  99
 100 if (system.args.length === 1) {
 101     console.log('Usage: netsniff.js <some URL>');
 102     phantom.exit(1);
 103 } else {
 104
 105     page.address = system.args[1];
 106     page.resources = [];
 107
 108     page.onLoadStarted = function () {
 109         page.startTime = new Date();
 110     };
 111
 112     page.onResourceRequested = function (req) {
 113         page.resources[req.id] = {
 114             request: req,
 115             startReply: null,
 116             endReply: null
 117         };
 118     };
 119
 120     page.onResourceReceived = function (res) {
 121         if (res.stage === 'start') {
 122             page.resources[res.id].startReply = res;
 123         }
 124         if (res.stage === 'end') {
 125             page.resources[res.id].endReply = res;
 126         }
 127     };
 128
 129     page.open(page.address, function (status) {
 130         var har;
 131         if (status !== 'success') {
 132             console.log('FAIL to load the address');
 133             phantom.exit(1);
 134         } else {
 135             page.endTime = new Date();
 136             page.title = page.evaluate(function () {
 137                 return document.title;
 138             });
 139             har = createHAR(page.address, page.title, page.startTime, page.resources);
 140             console.log(JSON.stringify(har, undefined, 4));
 141             phantom.exit();
 142         }
 143     });
 144 }