function parseQuery(request, key) { var params = request.queryString.split('&'); for (var j = 0; j < params.length; ++j) { var p = params[j]; if (p == key) return true; if (p.indexOf(key + "=") == 0) return p.substring(key.length + 1); if (p.indexOf("=") < 0 && key == "") return p; } return false; } function handleRequest(request, response) { var name = parseQuery(request, "name"); var type = parseQuery(request, "type"); var cors = parseQuery(request, "cors"); var file = Components.classes["@mozilla.org/file/directory_service;1"]. getService(Components.interfaces.nsIProperties). get("CurWorkD", Components.interfaces.nsILocalFile); var fis = Components.classes['@mozilla.org/network/file-input-stream;1']. createInstance(Components.interfaces.nsIFileInputStream); var bis = Components.classes["@mozilla.org/binaryinputstream;1"]. createInstance(Components.interfaces.nsIBinaryInputStream); var split = name.split("/"); for(var i = 0; i < split.length; ++i) { file.append(split[i]); } fis.init(file, -1, -1, false); bis.setInputStream(fis); var bytes = bis.readBytes(bis.available()); response.setHeader("Content-Length", ""+bytes.length, false); response.setHeader("Content-Type", type, false); if (cors == "anonymous") { response.setHeader("Access-Control-Allow-Origin", "*", false); } else if (cors == "use-credentials") { response.setHeader("Access-Control-Allow-Origin", "http://mochi.test:8888", false); response.setHeader("Access-Control-Allow-Credentials", "true", false); } response.write(bytes, bytes.length); bis.close(); }