void TorrentPostHandler::post(HttpClientHandler* hdlr, const QHttpRequestHeader& hdr, const QByteArray& data)
{
const char* ptr = data.data();
int len = data.size();
int pos = QString(data).indexOf("\r\n\r\n");
if (pos == -1 || pos + 4 >= len)
{
HttpResponseHeader rhdr(500);
server->setDefaultResponseHeaders(rhdr, "text/html", false);
hdlr->send500(rhdr, i18n("Invalid data received"));
return;
}
// save torrent to a temporary file
QString save_file = kt::DataDir() + "webgui_load_torrent";
QFile tmp_file(save_file);
if (!tmp_file.open(QIODevice::WriteOnly))
{
HttpResponseHeader rhdr(500);
server->setDefaultResponseHeaders(rhdr, "text/html", false);
hdlr->send500(rhdr, i18n("Failed to open temporary file"));
return;
}
QDataStream out(&tmp_file);
out.writeRawData(ptr + (pos + 4), len - (pos + 4));
tmp_file.close();
Out(SYS_WEB | LOG_NOTICE) << "Loading file " << save_file << endl;
core->loadSilently(KUrl(save_file), QString());
KUrl url;
url.setEncodedPathAndQuery(hdr.path());
QString page = url.queryItem("page");
// there needs to be a page to send back
if (page.isEmpty())
{
server->redirectToLoginPage(hdlr);
}
else
{
// redirect to page mentioned in page parameter
HttpResponseHeader rhdr(301);
server->setDefaultResponseHeaders(rhdr, "text/html", true);
rhdr.setValue("Location", "/" + page);
hdlr->send(rhdr, QByteArray());
}
}
void TorrentPostHandler::get(HttpClientHandler* hdlr, const QHttpRequestHeader& hdr)
{
Q_UNUSED(hdr);
// Send internal server error
HttpResponseHeader rhdr(500);
server->setDefaultResponseHeaders(rhdr, "text/html", false);
hdlr->send500(rhdr, i18n("HTTP Get not supported when uploading a torrent"));
}
void HttpServer::handleTorrentPost(HttpClientHandler* hdlr,const QHttpRequestHeader & hdr,const QByteArray & data)
{
const char* ptr = data.data();
Uint32 len = data.size();
int pos = QString(data).find("\r\n\r\n");
if (!session.logged_in || !checkSession(hdr))
{
// You can't post torrents if you are not logged in
// or the session is not OK
redirectToLoginPage(hdlr);
return;
}
if (pos == -1 || pos + 4 >= len || ptr[pos + 4] != 'd')
{
HttpResponseHeader rhdr(500);
setDefaultResponseHeaders(rhdr,"text/html",false);
hdlr->send500(rhdr);
return;
}
// save torrent to a temporary file
KTempFile tmp_file(locateLocal("tmp", "ktwebgui-"), ".torrent");
QDataStream* out = tmp_file.dataStream();
if (!out)
{
HttpResponseHeader rhdr(500);
setDefaultResponseHeaders(rhdr,"text/html",false);
hdlr->send500(rhdr);
return;
}
out->writeRawBytes(ptr + (pos + 4),len - (pos + 4));
tmp_file.sync();
tmp_file.setAutoDelete(true);
Out(SYS_WEB|LOG_NOTICE) << "Loading file " << tmp_file.name() << endl;
core->loadSilently(KURL::fromPathOrURL(tmp_file.name()));
handleGet(hdlr,hdr);
}
void HttpServer::redirectToLoginPage(HttpClientHandler* hdlr)
{
HttpResponseHeader rhdr(301);
setDefaultResponseHeaders(rhdr,"text/html",false);
rhdr.setValue("Location","/login.html");
QString path = rootDir + bt::DirSeparator() + WebInterfacePluginSettings::skin() + "/login.html";
if (!hdlr->sendFile(rhdr,path))
{
HttpResponseHeader nhdr(404);
setDefaultResponseHeaders(nhdr,"text/html",false);
hdlr->send404(nhdr,path);
}
Out(SYS_WEB|LOG_NOTICE) << "Redirecting to /login.html" << endl;
}
void ChallengeGenerator::get(HttpClientHandler* hdlr, const QHttpRequestHeader& hdr)
{
Q_UNUSED(hdr);
HttpResponseHeader rhdr(200);
server->setDefaultResponseHeaders(rhdr,"text/xml",false);
QByteArray output_data;
QXmlStreamWriter out(&output_data);
out.setAutoFormatting(true);
out.writeStartDocument();
out.writeStartElement("challenge");
out.writeCharacters(server->challengeString());
out.writeEndElement();
out.writeEndDocument();
hdlr->send(rhdr,output_data);
}
void TorrentListGenerator::get(HttpClientHandler* hdlr, const QHttpRequestHeader& hdr)
{
Q_UNUSED(hdr);
HttpResponseHeader rhdr(200);
server->setDefaultResponseHeaders(rhdr,"text/xml",true);
QByteArray output_data;
QXmlStreamWriter out(&output_data);
out.setAutoFormatting(true);
out.writeStartDocument();
out.writeStartElement("torrents");
kt::QueueManager* qman = core->getQueueManager();
kt::QueueManager::iterator i = qman->begin();
while (i != qman->end())
{
bt::TorrentInterface* ti = *i;
const bt::TorrentStats & s = ti->getStats();
out.writeStartElement("torrent");
writeElement(out,"name",ti->getDisplayName());
writeElement(out,"info_hash",ti->getInfoHash().toString());
writeElement(out,"status",s.statusToString());
writeElement(out,"bytes_downloaded",BytesToString(s.bytes_downloaded));
writeElement(out,"bytes_uploaded",BytesToString(s.bytes_uploaded));
writeElement(out,"total_bytes",BytesToString(s.total_bytes));
writeElement(out,"total_bytes_to_download",BytesToString(s.total_bytes_to_download));
writeElement(out,"download_rate",BytesPerSecToString(s.download_rate));
writeElement(out,"upload_rate",BytesPerSecToString(s.upload_rate));
writeElement(out,"num_peers",QString::number(s.num_peers));
writeElement(out,"seeders",QString::number(s.seeders_connected_to));
writeElement(out,"seeders_total",QString::number(s.seeders_total));
writeElement(out,"leechers",QString::number(s.leechers_connected_to));
writeElement(out,"leechers_total",QString::number(s.leechers_total));
writeElement(out,"running",s.running ? "1" : "0");
writeElement(out,"percentage",QString::number(Percentage(s),'f',2));
writeElement(out,"num_files",QString::number(ti->getNumFiles()));
out.writeEndElement();
i++;
}
out.writeEndElement();
out.writeEndDocument();
hdlr->send(rhdr,output_data);
}
void GlobalDataGenerator::get(HttpClientHandler* hdlr, const QHttpRequestHeader& hdr)
{
Q_UNUSED(hdr);
HttpResponseHeader rhdr(200);
server->setDefaultResponseHeaders(rhdr, "text/xml", true);
CurrentStats s = core->getStats();
QByteArray output_data;
QXmlStreamWriter out(&output_data);
out.setAutoFormatting(true);
out.writeStartDocument();
out.writeStartElement("global_data");
writeElement(out, "transferred_down", BytesToString(s.bytes_downloaded));
writeElement(out, "transferred_up", BytesToString(s.bytes_uploaded));
writeElement(out, "speed_down", BytesPerSecToString(s.download_speed));
writeElement(out, "speed_up", BytesPerSecToString(s.upload_speed));
writeElement(out, "dht", Settings::dhtSupport() ? "1" : "0");
writeElement(out, "encryption", Settings::useEncryption() ? "1" : "0");
out.writeEndElement();
out.writeEndDocument();
hdlr->send(rhdr, output_data);
}
void HttpServer::handleUnsupportedMethod(HttpClientHandler* hdlr)
{
HttpResponseHeader rhdr(500);
setDefaultResponseHeaders(rhdr,"text/html",false);
hdlr->send500(rhdr);
}
void HttpServer::handleGet(HttpClientHandler* hdlr,const QHttpRequestHeader & hdr,bool do_not_check_session)
{
QString file = hdr.path();
if (file == "/")
file = "/login.html";
//Out(SYS_WEB|LOG_DEBUG) << "GET " << hdr.path() << endl;
KURL url;
url.setEncodedPathAndQuery(file);
QString path = rootDir + bt::DirSeparator() + WebInterfacePluginSettings::skin() + url.path();
// first check if the file exists (if not send 404)
if (!bt::Exists(path))
{
HttpResponseHeader rhdr(404);
setDefaultResponseHeaders(rhdr,"text/html",false);
hdlr->send404(rhdr,path);
return;
}
QFileInfo fi(path);
QString ext = fi.extension();
// if it is the login page send that
if (file == "/login.html" || file == "/")
{
session.logged_in = false;
ext = "html";
path = rootDir + bt::DirSeparator() + WebInterfacePluginSettings::skin() + "/login.html";
}
else if (!session.logged_in && (ext == "html" || ext == "php"))
{
// for any html or php page, a login is necessary
redirectToLoginPage(hdlr);
return;
}
else if (session.logged_in && !do_not_check_session && (ext == "html" || ext == "php"))
{
// if we are logged in and it's a html or php page, check the session id
if (!checkSession(hdr))
{
session.logged_in = false;
// redirect to login page
redirectToLoginPage(hdlr);
return;
}
}
if (ext == "html")
{
HttpResponseHeader rhdr(200);
setDefaultResponseHeaders(rhdr,"text/html",true);
if (path.endsWith("login.html"))
{
// clear cookie in case of login page
QDateTime dt = QDateTime::currentDateTime().addDays(-1);
QString cookie = QString("KT_SESSID=666; expires=%1 +0000").arg(DateTimeToString(dt,true));
rhdr.setValue("Set-Cookie",cookie);
}
if (!hdlr->sendFile(rhdr,path))
{
HttpResponseHeader nhdr(404);
setDefaultResponseHeaders(nhdr,"text/html",false);
hdlr->send404(nhdr,path);
}
}
else if (ext == "css" || ext == "js" || ext == "png" || ext == "ico" || ext == "gif" || ext == "jpg")
{
if (hdr.hasKey("If-Modified-Since"))
{
QDateTime dt = parseDate(hdr.value("If-Modified-Since"));
if (dt.isValid() && dt < fi.lastModified())
{
HttpResponseHeader rhdr(304);
setDefaultResponseHeaders(rhdr,"text/html",true);
rhdr.setValue("Cache-Control","max-age=0");
rhdr.setValue("Last-Modified",DateTimeToString(fi.lastModified(),false));
rhdr.setValue("Expires",DateTimeToString(QDateTime::currentDateTime(Qt::UTC).addSecs(3600),false));
hdlr->sendResponse(rhdr);
return;
}
}
HttpResponseHeader rhdr(200);
setDefaultResponseHeaders(rhdr,ExtensionToContentType(ext),true);
rhdr.setValue("Last-Modified",DateTimeToString(fi.lastModified(),false));
rhdr.setValue("Expires",DateTimeToString(QDateTime::currentDateTime(Qt::UTC).addSecs(3600),false));
rhdr.setValue("Cache-Control","private");
if (!hdlr->sendFile(rhdr,path))
{
HttpResponseHeader nhdr(404);
setDefaultResponseHeaders(nhdr,"text/html",false);
hdlr->send404(nhdr,path);
}
}
else if (ext == "php")
{
bool redirect = false;
bool shutdown = false;
if (url.queryItems().count() > 0 && session.logged_in)
redirect = php_i->exec(url,shutdown);
if (shutdown)
{
// first send back login page
redirectToLoginPage(hdlr);
QTimer::singleShot(1000,kapp,SLOT(quit()));
}
else if (redirect)
{
HttpResponseHeader rhdr(301);
setDefaultResponseHeaders(rhdr,"text/html",true);
rhdr.setValue("Location",url.encodedPathAndQuery());
hdlr->executePHPScript(php_i,rhdr,WebInterfacePluginSettings::phpExecutablePath(),
path,url.queryItems());
}
else
{
HttpResponseHeader rhdr(200);
setDefaultResponseHeaders(rhdr,"text/html",true);
hdlr->executePHPScript(php_i,rhdr,WebInterfacePluginSettings::phpExecutablePath(),
path,url.queryItems());
}
}
else
{
HttpResponseHeader rhdr(404);
setDefaultResponseHeaders(rhdr,"text/html",false);
hdlr->send404(rhdr,path);
}
}