hyperion.ng/libsrc/webconfig/StaticFileServing.cpp
redPanther 7dfb9f1967 integrated webserver ... (#697)
* initial commit of webconfig

* update example config with webconfig and fix format of file
update debian postinst script for install example config
2016-06-12 22:27:24 +02:00

88 lines
2.4 KiB
C++

#include "StaticFileServing.h"
#include <QStringBuilder>
#include <QUrlQuery>
#include <QDebug>
#include <QList>
#include <QPair>
#include <QFile>
StaticFileServing::StaticFileServing (QString baseUrl, quint16 port, QObject * parent)
: QObject (parent)
, m_baseUrl (baseUrl)
{
m_mimeDb = new QMimeDatabase;
m_server = new QtHttpServer (this);
m_server->setServerName (QStringLiteral ("Qt Static HTTP File Server"));
connect (m_server, &QtHttpServer::started, this, &StaticFileServing::onServerStarted);
connect (m_server, &QtHttpServer::stopped, this, &StaticFileServing::onServerStopped);
connect (m_server, &QtHttpServer::error, this, &StaticFileServing::onServerError);
connect (m_server, &QtHttpServer::requestNeedsReply, this, &StaticFileServing::onRequestNeedsReply);
m_server->start (port);
}
StaticFileServing::~StaticFileServing ()
{
m_server->stop ();
}
void StaticFileServing::onServerStarted (quint16 port)
{
qDebug () << "QtHttpServer started on port" << port << m_server->getServerName ();
}
void StaticFileServing::onServerStopped () {
qDebug () << "QtHttpServer stopped" << m_server->getServerName ();
}
void StaticFileServing::onServerError (QString msg)
{
qDebug () << "QtHttpServer error :" << msg;
}
static inline void printErrorToReply (QtHttpReply * reply, QString errorMessage)
{
reply->addHeader ("Content-Type", QByteArrayLiteral ("text/plain"));
reply->appendRawData (errorMessage.toLocal8Bit ());
}
void StaticFileServing::onRequestNeedsReply (QtHttpRequest * request, QtHttpReply * reply)
{
QString command = request->getCommand ();
if (command == QStringLiteral ("GET"))
{
QString path = request->getUrl ().path ();
if ( path == "/" || path.isEmpty() || ! QFile::exists(m_baseUrl % "/" % path) )
path = "index.html";
QFile file (m_baseUrl % "/" % path);
if (file.exists ())
{
QMimeType mime = m_mimeDb->mimeTypeForFile (file.fileName ());
if (file.open (QFile::ReadOnly)) {
QByteArray data = file.readAll ();
reply->addHeader ("Content-Type", mime.name ().toLocal8Bit ());
reply->appendRawData (data);
file.close ();
}
else
{
printErrorToReply (reply, "Requested file " % m_baseUrl % "/" % path % " couldn't be open for reading !");
}
}
else
{
printErrorToReply (reply, "Requested file " % path % " couldn't be found !");
}
}
else
{
printErrorToReply (reply, "Unhandled HTTP/1.1 method " % command % " on static file server !");
}
}