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const CC = Components.Constructor;
const BinaryInputStream = CC("@mozilla.org/binaryinputstream;1",
"nsIBinaryInputStream",
"setInputStream");
function parseHeaders(data, start)
{
let headers = {};
while (true) {
let done = false;
let end = data.indexOf("\r\n", start);
if (end == -1) {
done = true;
end = data.length;
}
let line = data.substring(start, end);
start = end + 2;
if (line == "")
// empty line, we're done
break;
//XXX: this doesn't handle multi-line headers. do we care?
let [name, value] = line.split(':');
//XXX: not normalized, should probably use nsHttpHeaders or something
headers[name] = value.trimLeft();
}
return [headers, start];
}
function parseMultipartForm(request)
{
let boundary = null;
// See if this is a multipart/form-data request, and if so, find the
// boundary string
if (request.hasHeader("Content-Type")) {
var contenttype = request.getHeader("Content-Type");
var bits = contenttype.split(";");
if (bits[0] == "multipart/form-data") {
for (var i = 1; i < bits.length; i++) {
var b = bits[i].trimLeft();
if (b.indexOf("boundary=") == 0) {
// grab everything after boundary=
boundary = "--" + b.substring(9);
break;
}
}
}
}
if (boundary == null)
return null;
let body = new BinaryInputStream(request.bodyInputStream);
let avail;
let bytes = [];
while ((avail = body.available()) > 0) {
let readBytes = body.readByteArray(avail);
for (let b of readBytes) {
bytes.push(b);
}
}
let data = "";
for (let b of bytes) {
data += String.fromCharCode(b);
}
let formData = {};
let done = false;
let start = 0;
while (true) {
// read first line
let end = data.indexOf("\r\n", start);
if (end == -1) {
done = true;
end = data.length;
}
let line = data.substring(start, end);
// look for closing boundary delimiter line
if (line == boundary + "--") {
break;
}
if (line != boundary) {
dump("expected boundary line but didn't find it!");
break;
}
// parse headers
start = end + 2;
let headers = null;
[headers, start] = parseHeaders(data, start);
// find next boundary string
end = data.indexOf("\r\n" + boundary, start);
if (end == -1) {
dump("couldn't find next boundary string\n");
break;
}
// read part data, stick in formData using Content-Disposition header
let part = data.substring(start, end);
start = end + 2;
if ("Content-Disposition" in headers) {
let bits = headers["Content-Disposition"].split(';');
if (bits[0] == 'form-data') {
for (let i = 0; i < bits.length; i++) {
let b = bits[i].trimLeft();
if (b.indexOf('name=') == 0) {
//TODO: handle non-ascii here?
let name = b.substring(6, b.length - 1);
//TODO: handle multiple-value properties?
if (("Content-Type" in headers) &&
(headers["Content-Type"] == "application/json")) {
formData = Object.assign(formData, JSON.parse(part));
} else {
formData[name] = part;
}
}
//TODO: handle filename= ?
//TODO: handle multipart/mixed for multi-file uploads?
}
}
}
}
return formData;
}
function handleRequest(request, response)
{
if (request.method == "GET") {
let id = null;
for (let p of request.queryString.split('&')) {
let [key, value] = p.split('=');
if (key == 'id')
id = value;
}
if (id == null) {
response.setStatusLine(request.httpVersion, 400, "Bad Request");
response.write("Missing id parameter");
}
else {
let data = getState(id);
if (data == "") {
response.setStatusLine(request.httpVersion, 404, "Not Found");
response.write("Not Found");
}
else {
response.setHeader("Content-Type", "text/plain", false);
response.write(data);
}
}
}
else if (request.method == "POST") {
let formData = parseMultipartForm(request);
if (formData && 'upload_file_minidump' in formData) {
response.setHeader("Content-Type", "text/plain", false);
let uuidGenerator = Cc["@mozilla.org/uuid-generator;1"]
.getService(Ci.nsIUUIDGenerator);
let uuid = uuidGenerator.generateUUID().toString();
// ditch the {}, add bp- prefix
uuid = 'bp-' + uuid.substring(1,uuid.length-1);
let d = JSON.stringify(formData);
//dump('saving crash report ' + uuid + ': ' + d + '\n');
setState(uuid, d);
response.write("CrashID=" + uuid + "\n");
}
else {
dump('*** crashreport.sjs: Malformed request?\n');
response.setStatusLine(request.httpVersion, 400, "Bad Request");
response.write("Missing minidump file");
}
}
else {
response.setStatusLine(request.httpVersion, 405, "Method not allowed");
response.write("Can't handle HTTP method " + request.method);
}
}
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