1 | // Detect if a web page sniffs the user agent or not.
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2 |
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3 | var page = require('webpage').create(),
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4 | system = require('system'),
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5 | sniffed,
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6 | address;
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7 |
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8 | page.onInitialized = function () {
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9 | page.evaluate(function () {
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10 |
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11 | (function () {
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12 | var userAgent = window.navigator.userAgent,
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13 | platform = window.navigator.platform;
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14 |
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15 | window.navigator = {
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16 | appCodeName: 'Mozilla',
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17 | appName: 'Netscape',
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18 | cookieEnabled: false,
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19 | sniffed: false
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20 | };
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21 |
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22 | window.navigator.__defineGetter__('userAgent', function () {
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23 | window.navigator.sniffed = true;
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24 | return userAgent;
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25 | });
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26 |
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27 | window.navigator.__defineGetter__('platform', function () {
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28 | window.navigator.sniffed = true;
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29 | return platform;
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30 | });
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31 | })();
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32 | });
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33 | };
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34 |
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35 | if (system.args.length === 1) {
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36 | console.log('Usage: detectsniff.js <some URL>');
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37 | phantom.exit(1);
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38 | } else {
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39 | address = system.args[1];
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40 | console.log('Checking ' + address + '...');
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41 | page.open(address, function (status) {
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42 | if (status !== 'success') {
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43 | console.log('FAIL to load the address');
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44 | phantom.exit();
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45 | } else {
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46 | window.setTimeout(function () {
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47 | sniffed = page.evaluate(function () {
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48 | return navigator.sniffed;
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49 | });
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50 | if (sniffed) {
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51 | console.log('The page tried to sniff the user agent.');
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52 | } else {
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53 | console.log('The page did not try to sniff the user agent.');
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54 | }
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55 | phantom.exit();
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56 | }, 1500);
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57 | }
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58 | });
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59 | }
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