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/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
const CC = Components.Constructor;
const BinaryInputStream = CC("@mozilla.org/binaryinputstream;1",
"nsIBinaryInputStream",
"setInputStream");
function handleRequest(request, response)
{
Components.utils.importGlobalProperties(["URLSearchParams"]);
let params = new URLSearchParams(request.queryString);
var action = params.get("action");
var responseBody;
// Store data in the server side.
if (action == "store") {
// In the server side we will store:
// All the full hashes or update for a given list
let state = params.get("list") + params.get("type");
let dataStr = params.get("data");
setState(state, dataStr);
return;
} else if (action == "get") {
let state = params.get("list") + params.get("type");
responseBody = base64ToString(getState(state));
response.setStatusLine(request.httpVersion, 200, "OK");
response.bodyOutputStream.write(responseBody,
responseBody.length);
} else if (action == "report") {
let state = params.get("list") + "report";
let requestUrl = request.scheme + "://" + request.host + ":" +
request.port + request.path + "?" + request.queryString;
setState(state, requestUrl);
} else if (action == "getreport") {
let state = params.get("list") + "report";
responseBody = getState(state);
response.setHeader("Content-Type", "text/plain", false);
response.write(responseBody);
}
}
var base64Pad = '=';
/* Convert Base64 data to a string */
var toBinaryTable = [
-1,-1,-1,-1, -1,-1,-1,-1, -1,-1,-1,-1, -1,-1,-1,-1,
-1,-1,-1,-1, -1,-1,-1,-1, -1,-1,-1,-1, -1,-1,-1,-1,
-1,-1,-1,-1, -1,-1,-1,-1, -1,-1,-1,62, -1,-1,-1,63,
52,53,54,55, 56,57,58,59, 60,61,-1,-1, -1, 0,-1,-1,
-1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10, 11,12,13,14,
15,16,17,18, 19,20,21,22, 23,24,25,-1, -1,-1,-1,-1,
-1,26,27,28, 29,30,31,32, 33,34,35,36, 37,38,39,40,
41,42,43,44, 45,46,47,48, 49,50,51,-1, -1,-1,-1,-1
];
function base64ToString(data) {
var result = '';
var leftbits = 0; // number of bits decoded, but yet to be appended
var leftdata = 0; // bits decoded, but yet to be appended
// Convert one by one.
for (var i = 0; i < data.length; i++) {
var c = toBinaryTable[data.charCodeAt(i) & 0x7f];
var padding = (data[i] == base64Pad);
// Skip illegal characters and whitespace
if (c == -1) continue;
// Collect data into leftdata, update bitcount
leftdata = (leftdata << 6) | c;
leftbits += 6;
// If we have 8 or more bits, append 8 bits to the result
if (leftbits >= 8) {
leftbits -= 8;
// Append if not padding.
if (!padding)
result += String.fromCharCode((leftdata >> leftbits) & 0xff);
leftdata &= (1 << leftbits) - 1;
}
}
// If there are any bits left, the base64 string was corrupted
if (leftbits)
throw Components.Exception('Corrupted base64 string');
return result;
}
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