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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
* netcom.cc
*
* Mon Aug 18 09:33:26 CEST 2008
* Copyright 2008 Bent Bisballe Nyeng
* deva@aasimon.org
****************************************************************************/
/*
* This file is part of Pracro.
*
* Pracro is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Pracro is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Pracro; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include "netcom.h"
#include <QtNetwork>
#include <QApplication>
#include <QByteArray>
#include <QHttp>
#include <QWidget>
#include "widgets/widget.h"
#ifdef USE_SSL
#include <QMessageBox>
#include <QList>
#include <QSslError>
#include <QSslSocket>
#ifdef QT_NO_OPENSSL
#error "QT not compiled with SSL support."
#endif
#endif
//#define DEBUG(fmt...) printf(fmt)
#define DEBUG(ftm...)
NetCom::NetCom(QString host, quint16 port)
{
//
// Setup connection
//
QUrl url;
url.setHost(host);
url.setPort(port);
url.setScheme("http");
// url.setScheme("https");
request.setUrl(url);
manager = new QNetworkAccessManager(this);
connect(manager, SIGNAL(finished(QNetworkReply*)),
this, SLOT(replyFinished(QNetworkReply*)));
}
NetCom::~NetCom()
{
//
// Clean up
//
delete manager;
}
void NetCom::replyFinished(QNetworkReply *reply)
{
finished[reply] = true;
}
QDomDocument NetCom::makeTransfer(QDomDocument &doc,
bool commit, bool lockgui, bool discard)
{
DEBUG("\nMaking transfer:\n%s", doc.toString().toStdString().c_str());
if(lockgui && qApp->activeWindow()) qApp->activeWindow()->setEnabled(false);
if(lockgui) QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
if(sessionid != "") request.setRawHeader("SessionID",
sessionid.toStdString().c_str());
if(commit) {
request.setRawHeader("SessionCommit", "yes");
}
if(discard) {
request.setRawHeader("SessionDiscard", "yes");
}
// QNetworkReply *reply = manager->get(request);
QNetworkReply *reply = manager->post(request, doc.toByteArray());
finished[reply] = false;
while(finished[reply] == false) {
qApp->processEvents(QEventLoop::WaitForMoreEvents, 100);
}
finished.remove(reply);
QByteArray data = reply->readAll();
QDomDocument res_doc;
res_doc.setContent(data);
DEBUG("\nRecieved reponse:\n%s", data.data());
DEBUG("\nRecieved reponse (Parsed):\n%s", res_doc.toByteArray().data());
if(reply->hasRawHeader("SessionID")) {
sessionid = reply->rawHeader("SessionID");
DEBUG("SESSION ID: %s\n", sessionid.toStdString().c_str());
}
if(lockgui) QApplication::restoreOverrideCursor();
if(lockgui && qApp->activeWindow()) qApp->activeWindow()->setEnabled(true);
return res_doc;
}
QDomDocument NetCom::initConnection()
{
QDomDocument doc;
return makeTransfer(doc, false, true);
}
QDomDocument NetCom::commit()
{
QDomDocument doc;
return makeTransfer(doc, true, true);
}
QDomDocument NetCom::discard()
{
QDomDocument doc;
return makeTransfer(doc, false, true, true);
}
QDomDocument NetCom::send(QString templ, QString macro, bool lockgui)
{
QDomDocument doc;
QDomProcessingInstruction header =
doc.createProcessingInstruction("xml", "version='1.0' encoding='UTF-8'");
doc.appendChild(header);
QDomElement pracro_elem = doc.createElement("pracro");
pracro_elem.setAttribute("version", "1.0");
pracro_elem.setAttribute("cpr", patientid);
pracro_elem.setAttribute("user", user);
doc.appendChild(pracro_elem);
QDomElement request_elem = doc.createElement("request");
request_elem.setAttribute("template", templ);
if(macro != "") request_elem.setAttribute("macro", macro);
pracro_elem.appendChild(request_elem);
return makeTransfer(doc, false, lockgui);
}
QDomDocument NetCom::send(QVector< Widget* > widgets, QString templ,
QString macro, QString version)
{
QDomDocument doc;
QDomProcessingInstruction header =
doc.createProcessingInstruction("xml", "version='1.0' encoding='UTF-8'");
doc.appendChild(header);
QDomElement pracro_elem = doc.createElement("pracro");
pracro_elem.setAttribute("version", "1.0");
pracro_elem.setAttribute("cpr", patientid);
pracro_elem.setAttribute("user", user);
doc.appendChild(pracro_elem);
QDomElement commit_elem = doc.createElement("commit");
commit_elem.setAttribute("template", templ);
commit_elem.setAttribute("macro", macro);
commit_elem.setAttribute("version", version);
pracro_elem.appendChild(commit_elem);
// Iterate the different entries, and append their results to
// the commit string
QVector< Widget* >::iterator i = widgets.begin();
while (i != widgets.end()) {
Widget* w = *i;
if(w->enabled() && w->name() != "" && w->local() == false) {
QDomElement field_elem = doc.createElement("field");
field_elem.setAttribute("name", w->name());
field_elem.setAttribute("value", w->value());
commit_elem.appendChild(field_elem);
}
i++;
}
return makeTransfer(doc, false, true);
}
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