Function runServer

example/helloworld/main.cpp:23–76

///////////////////////////////////////////////////////////////////////////////

void runServer(const QString& portOrPath) {
    using namespace qhttp::server;

    QHttpServer server(qApp);
    // listening tcp port or Unix path
    server.listen(portOrPath, [](QHttpRequest* req, QHttpResponse* res) {
        req->collectData();

        req->onEnd([req, res](){
            res->setStatusCode(qhttp::ESTATUS_OK); // status 200
            res->addHeader("connection", "close"); // optional(default) header

            int size = req->collectedData().size();
            auto message = [size]() -> QByteArray {
                if ( size == 0 )
                    return "Hello World!\n";

                char buffer[65] = {0};
                qsnprintf(buffer, 64, "Hello!\nyou've sent me %d bytes!\n", size);
                return buffer;
            };

            res->end(message());  // reponse body data
        });

        const auto& h = req->headers();
        // optionally let the clients to shut down the server
        if ( h.keyHasValue("command", "quit") ) {
            printf("a client sends a quit command.\nserver quits.\n");
            QCoreApplication::quit();
            return;
        }

        // just for fun! print meta information:
        qDebug("\n--> %s : %s",
                qhttp::Stringify::toString(req->method()),
                qPrintable(req->url().toString().toUtf8())
              );
        qDebug("[Headers (%d)]", h.size());
        h.forEach([](auto iter) {
            qDebug(" %s : %s",
                    iter.key().constData(),
                    iter.value().constData()
                  );
        });
    });

    if ( !server.isListening() ) {
        fprintf(stderr, "failed. can not listen at port %s!\n", qPrintable(portOrPath));
        return;
    }

    qApp->exec(); // application's main event loop
}

#if defined(QHTTP_HAS_CLIENT)