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var data =
'<!DOCTYPE HTML>\n\
<html>\n\
<head>\n\
<script>\n\
window.addEventListener("message", function(e) {\n\
\n\
sendData = null;\n\
\n\
req = JSON.parse(e.data);\n\
var res = {\n\
didFail: false,\n\
events: [],\n\
progressEvents: 0\n\
};\n\
\n\
var xhr = new XMLHttpRequest();\n\
for (type of ["load", "abort", "error", "loadstart", "loadend"]) {\n\
xhr.addEventListener(type, function(e) {\n\
res.events.push(e.type);\n\
}, false);\n\
}\n\
xhr.addEventListener("readystatechange", function(e) {\n\
res.events.push("rs" + xhr.readyState);\n\
}, false);\n\
xhr.addEventListener("progress", function(e) {\n\
res.progressEvents++;\n\
}, false);\n\
if (req.uploadProgress) {\n\
xhr.upload.addEventListener(req.uploadProgress, function(e) {\n\
res.progressEvents++;\n\
}, false);\n\
}\n\
xhr.onerror = function(e) {\n\
res.didFail = true;\n\
};\n\
xhr.onloadend = function (event) {\n\
res.status = xhr.status;\n\
try {\n\
res.statusText = xhr.statusText;\n\
} catch (e) {\n\
delete(res.statusText);\n\
}\n\
res.responseXML = xhr.responseXML ?\n\
(new XMLSerializer()).serializeToString(xhr.responseXML) :\n\
null;\n\
res.responseText = xhr.responseText;\n\
\n\
res.responseHeaders = {};\n\
for (responseHeader in req.responseHeaders) {\n\
res.responseHeaders[responseHeader] =\n\
xhr.getResponseHeader(responseHeader);\n\
}\n\
res.allResponseHeaders = {};\n\
var splitHeaders = xhr.getAllResponseHeaders().split("\\r\\n");\n\
for (var i = 0; i < splitHeaders.length; i++) {\n\
var headerValuePair = splitHeaders[i].split(":");\n\
if(headerValuePair[1] != null){\n\
var headerName = trimString(headerValuePair[0]);\n\
var headerValue = trimString(headerValuePair[1]); \n\
res.allResponseHeaders[headerName] = headerValue;\n\
}\n\
}\n\
post(e, res);\n\
}\n\
\n\
if (req.withCred)\n\
xhr.withCredentials = true;\n\
if (req.body)\n\
sendData = req.body;\n\
\n\
res.events.push("opening");\n\
xhr.open(req.method, req.url, true);\n\
\n\
for (header in req.headers) {\n\
xhr.setRequestHeader(header, req.headers[header]);\n\
}\n\
\n\
res.events.push("sending");\n\
xhr.send(sendData);\n\
\n\
}, false);\n\
\n\
function post(e, res) {\n\
e.source.postMessage(JSON.stringify(res), "*");\n\
}\n\
function trimString(stringValue) {\n\
return stringValue.replace("/^s+|s+$/g","");\n\
};\n\
\n\
</script>\n\
</head>\n\
<body>\n\
Inner page\n\
</body>\n\
</html>';
function handleRequest(request, response) {
response.setStatusLine(null, 302, "Follow me");
response.setHeader("Location", "data:text/html," + escape(data));
response.setHeader("Content-Type", "text/plain");
response.write("Follow that guy!");
}
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