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@thoroc /comcast.html
Created Apr 19, 2017

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Comcast is using JavaScript injection to popup modem upgrade ads on non-HTTPS sites
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comcast.html
<script language="JavaScript" type="text/javascript">
// Copyright (C) 2015 Comcast Cable Communications, LLC
// Contact Us: http://customer.xfinity.com/contact-us/
// Intended use of this message is to display critical and time sensitive notifications to customers.
/*
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
http://www.gnu.org/licenses/old-licenses/lgpl-2.0.en.html
*/
var _ComcastAlert = (function(){
return {
SYS_URL: '/e8f6b078-0f35-11de-85c5-efc5ef23aa1f/aupm/notify.do'
, dragObj: {zIndex: 999999}
, browser: null
, comcastCheck: 1
, comcastTimer: null
, xmlhttp: null
, go: function(){
if(self.location !== top.location) return;
if(document.body){
_ComcastAlert.ComcastBrowserNotice();
_ComcastAlert.browser = _ComcastAlert.checkBrowser();
_ComcastAlert.getXmlhttp();
_ComcastAlert.checkBulletin();
return _ComcastAlert;
}else{
setTimeout(_ComcastAlert.go, 200);
}
}
, ComcastBrowserNotice: function(){
var image_url = 'http://bnpsa.g.comcast.net:80/images/mydevicealert/browser/';
var comcastAlertAnalytics = 'DPE_Group_19_D3_EOL_Speed_Own_All.png';
var notice_width = '600px';
var notice_height = '550px';
var winObj = {
image_url: image_url
, comcastAlertAnalytics: comcastAlertAnalytics
, notice_width: notice_width
, notice_height: notice_height
, comcastlogo_url: '<img src="' + image_url + 'comcast-logo-115x50.png" height="50" width="115"/>'
, xfinitylogo_url: '<img src="' + image_url + 'Xfinity-Logo-White-221x124.png" height="55" width="99"/>'
, headertext1: '<b>We&#39;ve increased Internet speeds in your area.</b>'
, headertext2: '<b>Update your modem to start enjoying them.</b>'
, textline1: 'We&#39;ve noticed you have an older modem that can&#39;t keep up with faster Internet speeds now available in your area.'
, textline2: 'To start enjoying faster Internet, you can:'
, textline3: '<b>Buy from a retailer</b>'
, textline4: 'Before you make your purchase, visit <a href=\"#\" onClick="document.location.href=\'' + this.SYS_URL + '?dispatch=ackBulletinRedirectSleep&redirectName=dpe_mydeviceinfo_portal\'"><font color=#008EC9>mydeviceinfo.xfinity.com</font></a> to view a list of modems certified on our network.'
, textline5: '<b>Lease an XFINITY Gateway</b> (current lease fees would apply)'
, textline6: 'Visit <a href=\"#\" onClick="document.location.href=\'' + this.SYS_URL + '?dispatch=ackBulletinRedirectSleep&redirectName=dpe_device_upgrade_portal\'"><font color=#008EC9>xfinity.com/deviceupgrade</font></a> to order a self-install kit or call <font color=#008EC9></br>1-855-242-2876</font>.'
, textline7: 'Questions? Find answers at <a href=\"#\" onClick="document.location.href=\'' + this.SYS_URL + '?dispatch=ackBulletinRedirectSleep&redirectName=dpe_trade_up\'"><font color=#008EC9>xfinity.com/tradeup</font></a>.'
, textline8: 'Thank you for choosing XFINITY. Ensuring that you get the most from your Internet service is part of our commitment to improving your overall experience.'
, textline9: 'Equipment Update'
, privacypolicylink: '<a href="http://my.xfinity.com/privacy/" target="_new" style="color: #000000">PRIVACY POLICY</a>'
, termslink: '<a href="http://my.xfinity.com/terms/" target="_new" style="color: #000000">TERMS OF SERVICE</a>'
, closebulletin: '<a href=\"#\" onClick=\"javascript:_ComcastAlert.close_comcast_alert()\"><img src="' + image_url + 'close_button_78x78.png" height="28" width="28"/></a>'
, ackbulletin: '<a href=\"#\" onClick="document.location.href=\'' + this.SYS_URL + '?dispatch=ackBulletinRedirectSleep&redirectName=dpe_trade_up\'"><img src="' + image_url + 'trade_up_now_button_270x90.png" height="40" width="121"/></a>'
, analytics: '<img src="' + image_url + encodeURIComponent(comcastAlertAnalytics) + '?' + _ComcastAlert.comcastContentnoCache() + '">'
};
this.createWindow(winObj);
}
, createWindow: function(winObj){
var html = '<style type="text/css">';
html += '#comcast_content {width: ' + winObj.notice_width + '; height:' + winObj.notice_height + '; background:#ffffff; border: 1px solid #454545; position:absolute; top:150px; left:100px; zoom:1; z-index: 9999999999; opacity:0.99; filter:alpha(opacity=99);}';
html += '#comcast_content .header {height: 60px; width: ' + winObj.notice_width + '; background-color:#000000; repeat-x; z-index: 99999999;}';
html += '#comcast_content .content-wrapper {padding-left: 5px; padding-right: 5px; padding-bottom: 5px;}';
html += '#comcast_content .titletext1 {margin: 30px 20px 20px 30px; color: #303030; text-align: left; padding: 0; font: 22px/24px bold Helvetica, Geneva, sans-serif; font-weight: 200;}';
html += '#comcast_content .titletext2 {margin: 15px 20px 20px 30px; color: #303030; text-align: left; padding: 0; font: 16px/18px bold Helvetica, Geneva, sans-serif; font-weight: 200;}';
html += '#comcast_content .textcontent1 {margin: 15px 20px 0 30px; color: #303030; text-align: left; padding: 0; font: 15px/16px Helvetica, Geneva, sans-serif; font-weight: 200; line-height: 1.1;}';
html += '#comcast_content .textcontent2 {margin: 40px 20px 0 30px; color: #4C4C4C; text-align: left; padding: 0; font: 15px/16px Helvetica, Geneva, sans-serif; font-weight: 200; line-height: 1.2;}';
html += '#comcast_content .textcontent3 {margin: 10px 20px 0 40px; color: #000000; text-align: left; padding: 0; font: 15px/15px Helvetica, Geneva, sans-serif; font-weight: 200; line-height: 1.0;}';
html += '#comcast_content .privacystatement {display: inline-block; position:absolute; bottom:5px; left:20px; font: 12px/12px Helvetica, Geneva, sans-serif; font-weight: 200; text-align: bottom; white-space:nowrap;}';
html += '#comcast_content .privacystatement:link {color:#000000; text-decoration:none;}';
html += '#comcast_content .privacystatement:visited {color:#000000; text-decoration:none;}';
html += '#comcast_content .privacystatement:hover {color:#000000; text-decoration:underline;}';
html += '#comcast_content .termsofservice {display: inline-block; position:absolute; bottom:5px; left:150px; font: 12px/12px Helvetica, Geneva, sans-serif; font-weight: 200; text-align: bottom; white-space:nowrap;}';
html += '#comcast_content .termsofservice:link {color:#000000; text-decoration:none;}';
html += '#comcast_content .termsofservice:visited {color:#000000; text-decoration:none;}';
html += '#comcast_content .termsofservice:hover {color:#000000; text-decoration:underline;}';
html += '#comcast_content .comcastlogo {display: inline-block; position:absolute; bottom:5px; right:5px; margin: 0 0 0 0; height:50px; width:115px; z-index: 9999999999;}';
html += '#comcast_content .comcastanalytics {display: inline-block; position:absolute; bottom:3px; right:3px; height: 1px; width: 1px; z-index: -99999; margin: 0 0 0 0; }';
html += '#comcast_content .acknowledgebutton {display: inline-block; margin: 15px 20px 0 30px; color: #303030; text-align: left; padding: 0; font: 14px/16px Verdana, Geneva, sans-serif; line-height: 1.2; z-index: 9999999999; }';
html += '#comcast_content .xfinitylogo {display: inline-block; position:absolute; z-index: 9999999999; left:10px; top:5px; margin: 0 0 0 0; height:62px; width:110px;}';
html += '#comcast_content .closebn {display: inline-block; position:absolute; z-index: 9999999999; left:555px; top:16px; height:32px; width:32px; margin: 0 0 0 0;}';
html += '</style>';
html += '<div class="main-wrapper" id="comcast_content">';
html += '<div class="header" onmousedown="javascript:_ComcastAlert.dragStart(event,\'comcast_content\')">';
html += '</div>';
html += '<div class="content-wrapper">';
html += '<p class="xfinitylogo">';
html += winObj.xfinitylogo_url;
html += '</p>';
html += '<p class="closebn">';
html += winObj.closebulletin;
html += '</p>';
html += '<p class="titletext1">';
html += winObj.headertext1;
html += '</p>';
html += '<p class="titletext2">';
html += winObj.headertext2;
html += '</p>';
html += '<p class="textcontent1">';
html += winObj.textline1;
html += '</p>';
html += '<p class="textcontent1">';
html += winObj.textline2;
html += '</p>';
html += '<p class="textcontent3">';
html += winObj.textline3;
html += '</p>';
html += '<p class="textcontent3">';
html += winObj.textline4;
html += '</p>';
html += '<p class="textcontent3">';
html += winObj.textline5;
html += '</p>';
html += '<p class="textcontent3">';
html += winObj.textline6;
html += '</p>';
html += '<p class="textcontent1">';
html += winObj.textline7;
html += '</p>';
html += '<p class="textcontent1">';
html += winObj.textline8;
html += '</p>';
html += '<p class="textcontent2">';
html += winObj.textline9;
html += '</p>';
html += '<p class="privacystatement">';
html += winObj.privacypolicylink;
html += '</p>';
html += '<p class="termsofservice">';
html += winObj.termslink;
html += '</p>';
html += '<p class="comcastlogo">';
html += winObj.comcastlogo_url;
html += '</p>';
html += '<p class="comcastanalytics">';
html += winObj.analytics;
html += '</p>';
html += '</div>';
html += '</div>';
html += '</div>';
document.body.innerHTML = document.body.innerHTML + html;
}
// Function to Determine browser and version. Copyright 2001 by Mike Hall.
, checkBrowser: function() {
var ua, s, i;
var browser = {
isIE: false
, isNS: false
, version: null
};
ua = navigator.userAgent;
s = "MSIE";
if ((i = ua.indexOf(s)) >= 1) {
browser.isIE = true; browser.version = parseFloat(ua.substr(i + s.length));
}
s = "Netscape6/";
if ((i = ua.indexOf(s)) >= 0) {
browser.isNS = true; browser.version = parseFloat(ua.substr(i + s.length));
}
s = "Gecko";
if ((i = ua.indexOf(s)) >= 0) {
browser.isNS = true; browser.version = 6.1;
}
return browser;
}
, dragStart: function(event, id) {
var browser1 = _ComcastAlert.browser;
var dragObj = _ComcastAlert.dragObj;
var el;
var x, y;
if (id) dragObj.elNode = document.getElementById(id);
else {
if (browser1.isIE) dragObj.elNode = window.event.srcElement;
if (browser1.isNS) dragObj.elNode = event.target;
if (dragObj.elNode.nodeType == 3) dragObj.elNode = dragObj.elNode.parentNode;
}
if (browser1.isIE) {
x = window.event.clientX + document.documentElement.scrollLeft + document.body.scrollLeft;
y = window.event.clientY + document.documentElement.scrollTop + document.body.scrollTop;
}
if (browser1.isNS) {
x = event.clientX + window.scrollX;
y = event.clientY + window.scrollY;
}
dragObj.cursorStartX = x;
dragObj.cursorStartY = y;
dragObj.elStartLeft = parseInt(dragObj.elNode.style.left, 10);
dragObj.elStartTop = parseInt(dragObj.elNode.style.top, 10);
if (isNaN(dragObj.elStartLeft)) dragObj.elStartLeft = 100;
if (isNaN(dragObj.elStartTop)) dragObj.elStartTop = 50;
if (browser1.isIE) {
document.attachEvent("onmousemove", _ComcastAlert.dragGo);
document.attachEvent("onmouseup", _ComcastAlert.dragStop);
window.event.cancelBubble = true;
window.event.returnValue = false; }
if (browser1.isNS) {
document.addEventListener("mousemove", _ComcastAlert.dragGo, true);
document.addEventListener("mouseup", _ComcastAlert.dragStop, true);
event.preventDefault();
}
}
// End Function
, comcastContentnoCache: function() {
return Math.round(Math.random() * 96151252);
}
, dragGo: function(event) {
var browser1 = _ComcastAlert.browser;
var dragObj = _ComcastAlert.dragObj;
var x, y;
if (browser1.isIE) {
x = window.event.clientX + document.documentElement.scrollLeft + document.body.scrollLeft;
y = window.event.clientY + document.documentElement.scrollTop + document.body.scrollTop;
}
if (browser1.isNS) {
x = event.clientX + window.scrollX; y = event.clientY + window.scrollY;
}
dragObj.elNode.style.left = (dragObj.elStartLeft + x - dragObj.cursorStartX) + "px";
dragObj.elNode.style.top = (dragObj.elStartTop + y - dragObj.cursorStartY) + "px";
if (browser1.isIE) { window.event.cancelBubble = true; window.event.returnValue = false; }
if (browser1.isNS) event.preventDefault();
}
, dragStop: function(event) {
var browser1 = _ComcastAlert.browser;
if (browser1.isIE) {
document.detachEvent("onmousemove", _ComcastAlert.dragGo);
document.detachEvent("onmouseup", _ComcastAlert.dragStop);
}
if (browser1.isNS) {
document.removeEventListener("mousemove", _ComcastAlert.dragGo, true);
document.removeEventListener("mouseup", _ComcastAlert.dragStop, true);
}
}
, getXmlhttp: function(){
var xmlhttp=false; /*@cc_on @*/ /*@if (@_jscript_version >= 5) try { xmlhttp = new ActiveXObject("Msxml2.XMLHTTP"); } catch (e) { try { xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); } catch (E) { xmlhttp = false; } } @end @*/
if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
try {
xmlhttp = new XMLHttpRequest();
} catch (e) {
xmlhttp=false;
}
}
if (!xmlhttp && window.createRequest) {
try {
xmlhttp = window.createRequest();
} catch (e) {
xmlhttp=false;
}
}
this.xmlhttp = xmlhttp;
}
, checkBulletin: function(){
if(_ComcastAlert.comcastCheck==0) { return; }
var xmlhttp = _ComcastAlert.xmlhttp;
xmlhttp.open("GET", _ComcastAlert.SYS_URL+'?dispatch=checkBulletin',true);
xmlhttp.onreadystatechange = function() {
if (xmlhttp.readyState == 4) {
if(xmlhttp.responseText.indexOf('43a1028c-7d11-11de-b687-1f15c5ad6a13') == -1){
document.getElementById('comcast_content').style.display="none";
_ComcastAlert.comcastCheck = 0;
}
_ComcastAlert.comcastTimer = setTimeout("_ComcastAlert.checkBulletin()",5000);
};
};
xmlhttp.send(null);
}
, close_comcast_alert: function() {
document.getElementById('comcast_content').style.display = "none";
_ComcastAlert.sendAck();
}
, acknowledge: function() {
_ComcastAlert.sendAck();
document.getElementById('comcast_content').style.display = "none";
}
, sendAck: function(){
var xmlhttp = _ComcastAlert.xmlhttp;
xmlhttp.open("GET", _ComcastAlert.SYS_URL+'?dispatch=ackBulletin',true);
xmlhttp.send(null)
}
}
}());
_ComcastAlert.go();
</script>
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