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//=============================================================================
// MuseScore
// Linux Music Score Editor
//
// Copyright (C) 2002-2010 Werner Schweer and others
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2.
//
// This program 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 this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//=============================================================================
#include "updatechecker.h"
#include "musescore.h"
#include "preferences.h"
UpdateChecker::UpdateChecker()
{
manager = new QNetworkAccessManager(this);
connect(manager, SIGNAL(finished(QNetworkReply*)), this, SLOT(onRequestFinished(QNetworkReply*)));
os = QString();
release = QString();
revision = QString();
}
UpdateChecker::~UpdateChecker()
{
}
void UpdateChecker::onRequestFinished(QNetworkReply* reply)
{
if(reply->error() != QNetworkReply::NoError){
qDebug("Error while checking update [%s]\n", reply->errorString().toAscii().constData());
return;
}
QSettings s;
s.beginGroup("Update");
s.setValue("lastUpdateDate", QDateTime::currentDateTime());
s.endGroup();
QByteArray data = reply->readAll();
QXmlStreamReader reader(data);
QString version;
QString upgradeRevision;
QString downloadUrl;
QString infoUrl;
QString description;
QString releaseType;
while (!reader.atEnd() && !reader.hasError()) {
QXmlStreamReader::TokenType token = reader.readNext();
if(token == QXmlStreamReader::StartDocument) {
continue;
}
if(token == QXmlStreamReader::StartElement) {
if(reader.name() == "version") {
version = parseText(reader);
}else if (reader.name() == "revision") {
upgradeRevision = parseText(reader);
}else if (reader.name() == "downloadUrl") {
downloadUrl = parseText(reader);
}else if (reader.name() == "infoUrl") {
infoUrl = parseText(reader);
}else if (reader.name() == "description") {
description = parseText(reader);
}
}
}
if (reader.error())
qDebug() << reader.error() << reader.errorString();
QString message = QString(tr("An update for MuseScore is available: <a href=\"%1\">MuseScore %2 r.%3</a>")).arg(downloadUrl).arg(version).arg(upgradeRevision);
// qDebug("revision %s\n", revision.toAscii().constData());
if(!version.isEmpty() && upgradeRevision > revision ){
QMessageBox msgBox;
msgBox.setWindowTitle(tr("Update Available"));
msgBox.setText(message);
msgBox.setTextFormat(Qt::RichText);
msgBox.exec();
}else if(manual){
QMessageBox msgBox;
msgBox.setWindowTitle(tr("No Update Available"));
msgBox.setText(tr("No Update Available"));
msgBox.setTextFormat(Qt::RichText);
msgBox.exec();
}
}
QString UpdateChecker::parseText(QXmlStreamReader& reader){
QString result;
reader.readNext();
if(reader.tokenType() == QXmlStreamReader::Characters)
result = reader.text().toString();
return result;
}
void UpdateChecker::check(QString rev, bool m)
{
manual = m;
#if defined(Q_WS_WIN)
os = "win";
#endif
#if defined(Q_WS_MAC)
os = "mac";
#endif
if(qApp->applicationName() == "MuseScore"){ //avoid nightly cymbals
if(MuseScore::unstable()){
release = "pre";
}else{
release = "stable";
}
}else{
release = "nightly";
}
// qDebug("release type: %s\n", release.toAscii().constData());
if(!os.isEmpty() && !release.isEmpty()){
revision = rev;
manager->get(QNetworkRequest(QUrl("http://update.musescore.org/update_"+os +"_" + release +".xml")));
}
}
//---------------------------------------------------------
// default period
//---------------------------------------------------------
int UpdateChecker::defaultPeriod()
{
int result = 24;
if(qApp->applicationName() == "MuseScore"){ //avoid nightly cymbals
if(MuseScore::unstable()){
result = 24;
}else{
result = 7*24;
}
}
return result;
}
bool UpdateChecker::hasToCheck(){
QSettings s;
s.beginGroup("Update");
QDateTime lastUpdate = s.value("lastUpdateDate", QDateTime::currentDateTime()).value<QDateTime>();
// qDebug("preferences.checkUpdateStartup: %d\n" , preferences.checkUpdateStartup);
// qDebug("lastupdate: %s\n", lastUpdate.toString("dd.MM.yyyy hh:mm:ss.zzz").toAscii().constData());
if(preferences.checkUpdateStartup < 0 ){ //Never
return false;
}else if (preferences.checkUpdateStartup == 0) { // factory
preferences.checkUpdateStartup = UpdateChecker::defaultPeriod();
preferences.dirty = true;
}
s.endGroup();
return QDateTime::currentDateTime() > lastUpdate.addSecs(3600 * preferences.checkUpdateStartup);
}
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