protector.js
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var isIE = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
var isWin = (navigator.appVersion.toLowerCase().indexOf("win") != -1) ? true : false;
var isOpera = (navigator.userAgent.indexOf("Opera") != -1) ? true : false;
function ControlVersion()
{
var version;
var axo;
var e;
// NOTE : new ActiveXObject(strFoo) throws an exception if strFoo isn't in the registry
try {
// version will be set for 7.X or greater players
axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");
version = axo.GetVariable("$version");
} catch (e) {
}
if (!version)
{
try {
// version will be set for 6.X players only
axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");
// installed player is some revision of 6.0
// GetVariable("$version") crashes for versions 6.0.22 through 6.0.29,
// so we have to be careful.
// default to the first public version
version = "WIN 6,0,21,0";
// throws if AllowScripAccess does not exist (introduced in 6.0r47)
axo.AllowScriptAccess = "always";
// safe to call for 6.0r47 or greater
version = axo.GetVariable("$version");
} catch (e) {
}
}
if (!version)
{
try {
// version will be set for 4.X or 5.X player
axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
version = axo.GetVariable("$version");
} catch (e) {
}
}
if (!version)
{
try {
// version will be set for 3.X player
axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
version = "WIN 3,0,18,0";
} catch (e) {
}
}
if (!version)
{
try {
// version will be set for 2.X player
axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
version = "WIN 2,0,0,11";
} catch (e) {
version = -1;
}
}
return version;
}
// JavaScript helper required to detect Flash Player PlugIn version information
function GetSwfVer(){
// NS/Opera version >= 3 check for Flash plugin in plugin array
var flashVer = -1;
if (navigator.plugins != null && navigator.plugins.length > 0) {
if (navigator.plugins["Shockwave Flash 2.0"] || navigator.plugins["Shockwave Flash"]) {
var swVer2 = navigator.plugins["Shockwave Flash 2.0"] ? " 2.0" : "";
var flashDescription = navigator.plugins["Shockwave Flash" + swVer2].description;
var descArray = flashDescription.split(" ");
var tempArrayMajor = descArray[2].split(".");
var versionMajor = tempArrayMajor[0];
var versionMinor = tempArrayMajor[1];
var versionRevision = descArray[3];
if (versionRevision == "") {
versionRevision = descArray[4];
}
if (versionRevision[0] == "d") {
versionRevision = versionRevision.substring(1);
} else if (versionRevision[0] == "r") {
versionRevision = versionRevision.substring(1);
if (versionRevision.indexOf("d") > 0) {
versionRevision = versionRevision.substring(0, versionRevision.indexOf("d"));
}
}
var flashVer = versionMajor + "." + versionMinor + "." + versionRevision;
}
}
// MSN/WebTV 2.6 supports Flash 4
else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.6") != -1) flashVer = 4;
// WebTV 2.5 supports Flash 3
else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.5") != -1) flashVer = 3;
// older WebTV supports Flash 2
else if (navigator.userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 2;
else if ( isIE && isWin && !isOpera ) {
flashVer = ControlVersion();
}
return flashVer;
}
// When called with reqMajorVer, reqMinorVer, reqRevision returns true if that version or greater is available
function DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision)
{
versionStr = GetSwfVer();
if (versionStr == -1 ) {
return false;
} else if (versionStr != 0) {
if(isIE && isWin && !isOpera) {
// Given "WIN 2,0,0,11"
tempArray = versionStr.split(" "); // ["WIN", "2,0,0,11"]
tempString = tempArray[1]; // "2,0,0,11"
versionArray = tempString.split(","); // ['2', '0', '0', '11']
} else {
versionArray = versionStr.split(".");
}
var versionMajor = versionArray[0];
var versionMinor = versionArray[1];
var versionRevision = versionArray[2];
// is the major.revision >= requested major.revision AND the minor version >= requested minor
if (versionMajor > parseFloat(reqMajorVer)) {
return true;
} else if (versionMajor == parseFloat(reqMajorVer)) {
if (versionMinor > parseFloat(reqMinorVer))
return true;
else if (versionMinor == parseFloat(reqMinorVer)) {
if (versionRevision >= parseFloat(reqRevision))
return true;
}
}
return false;
}
}
function doProtect()
{
if(isIE){
if(DetectFlashVer(10, 0, 0)){
document.write('<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=10,0,0,0" width="0" height="0" id="protector" align="middle">');
document.write('<param name="allowScriptAccess" value="sameDomain" />');
document.write('<param name="allowFullScreen" value="false" />');
document.write('<param name="movie" value="protector.swf" />');
document.write('<param name="quality" value="high" />');
document.write('<param name="bgcolor" value="#ffffff" />');
document.write('</object>');
}
}else{
if(DetectFlashVer(10, 0, 0)){
document.write('<embed id="protector"');
document.write(' pluginspage="http://www.macromedia.com/go/getflashplayer"');
document.write(' allowScriptAccess="sameDomain"');
document.write(' width="0"');
document.write(' height="0"');
document.write(' align="middle"');
document.write(' type="application/x-shockwave-flash"');
document.write(' src="protector.swf"');
document.write(' bgcolor="#E1E1E1"');
document.write(' scale="exactfit"');
document.write(' wmode="Window"');
document.write('></embed>');
}
}
}
doProtect();