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/***************************************************************************
* fqterm, a terminal emulator for both BBS and *nix. *
* Copyright (C) 2008 fqterm development group. *
* *
* This program 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. *
* *
* 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., *
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. *
***************************************************************************/
#include "fqterm_autoupdate.h"
#include "fqterm_config.h"
#include "fqterm_trace.h"
#include "fqterm_param.h"
#include <QDesktopServices>
#include <QFile>
#include <QHttp>
#include <QMessageBox>
#include <QString>
#include <QUrl>
namespace FQTerm {
////////////////////////////////////////////////
static int versionCompare(QString lhs, QString rhs) {
//0 -- lhs == rhs, -1 -- lhs > rhs, 1 -- lhs < rhs
int versionEnd = lhs.indexOf('-');
if (versionEnd != -1) {
lhs = lhs.mid(0, versionEnd);
}
versionEnd = rhs.indexOf('-');
if (versionEnd != -1) {
rhs = rhs.mid(0, versionEnd);
}
QStringList lhsList = lhs.split(".");
QStringList rhsList = rhs.split(".");
if (lhsList.size() != 3 || rhsList.size() != 3) {
return 0; //something is wrong
}
for (int i = 0; i < 3; ++i) {
if (lhsList[i].toInt() < rhsList[i].toInt()) {
return 1;
}
else if (lhsList[i].toInt() > rhsList[i].toInt()) {
return -1;
}
}
return 0;
}
///////////////////////////////////////////////
void FQTermAutoUpdater::checkUpdate() {
QString fileName = FQTermPref::getInstance()->poolDir_ + "VersionInfo";
if (QFile::exists(fileName)) {
QFile::remove(fileName);
}
versionInfoFile_ = new QFile(fileName, this);
if (!versionInfoFile_->open(QIODevice::WriteOnly)) {
delete versionInfoFile_;
return;
}
FQ_VERIFY(connect(updateChecker_, SIGNAL(requestFinished(int, bool)),
this, SLOT(checkRequestFinished(int, bool))));
FQ_VERIFY(connect(updateChecker_, SIGNAL(done(bool)),
this, SLOT(httpDone(bool))));
const QString versionInfoURL = "http://fqterm.googlecode.com/svn/trunk/VersionInfo";
QUrl url(versionInfoURL);
QHttp::ConnectionMode mode = url.scheme().toLower() == "https" ? QHttp::ConnectionModeHttps : QHttp::ConnectionModeHttp;
updateChecker_->setHost(url.host(), mode, url.port() == -1 ? 0 : url.port());
if (!url.userName().isEmpty())
updateChecker_->setUser(url.userName(), url.password());
checkRequestId_ = updateChecker_->get(url.path(), versionInfoFile_);
}
QString FQTermAutoUpdater::getNewestVersion() {
#if defined(WIN32)
const QString platform = "FQWin";
#elif defined(__unix__) && !defined(__APPLE__)
const QString platform = "FQLinux";
#else
const QString platform = "FQMac";
#endif
FQTermConfig versionInfo(FQTermPref::getInstance()->poolDir_ + "VersionInfo");
QString ver = versionInfo.getItemValue(platform, "version");
if (ver.isEmpty()) {
return FQTERM_VERSION_STRING;
}
return ver;
}
void FQTermAutoUpdater::promptUpdate() {
const QString updateURL = "http://code.google.com/p/fqterm/downloads/list";
QMessageBox msgBox(QMessageBox::Information, tr("FQTerm Update Notifier"),
tr("FQTerm update available.\nPress OK to visit our download list,\nDiscard for a future prompt,\nIgnore for no more notification."),
QMessageBox::Ok | QMessageBox::Discard | QMessageBox::Ignore);
switch (msgBox.exec()) {
case QMessageBox::Ok:
QDesktopServices::openUrl(updateURL);
break;
case QMessageBox::Discard:
break;
case QMessageBox::Ignore:
config_->setItemValue("global", "newestversion", getNewestVersion());
config_->setItemValue("global", "updateprompt", "0");
break;
}
}
void FQTermAutoUpdater::checkRequestFinished(int requestId, bool error){
if (checkDone_ || requestId != checkRequestId_) {
return;
}
if (!error) {
checkDone_ = true;
}
}
void FQTermAutoUpdater::httpDone(bool err) {
if (!err) {
versionInfoFile_->flush();
if (checkDone_) {
QString newestVersionRecorded = config_->getItemValue("global", "newestversion");
if (newestVersionRecorded.isEmpty()) {
newestVersionRecorded = FQTERM_VERSION_STRING;
config_->setItemValue("global", "newestversion", newestVersionRecorded);
}
QString newestVersionReleased = getNewestVersion();
QString updatePrompt = config_->getItemValue("global", "updateprompt");
if (updatePrompt == "0") {
//if newest version > recorded version, still prompt.
if (versionCompare(newestVersionRecorded, newestVersionReleased) > 0) {
config_->setItemValue("global", "updateprompt", "1");
promptUpdate();
}
}
else {
config_->setItemValue("global", "updateprompt", "1");
//if newest version > version in use, prompt.
if (versionCompare(FQTERM_VERSION_STRING, newestVersionReleased) > 0) {
promptUpdate();
}
}
}
}
deleteLater();
}
FQTermAutoUpdater::FQTermAutoUpdater(QObject* parent, FQTermConfig* config)
: QObject(parent),
config_(config),
versionInfoFile_(0),
checkDone_(false) {
updateChecker_ = new QHttp(this);
}
FQTermAutoUpdater::~FQTermAutoUpdater()
{
}
} //FQTerm namespace
#include "fqterm_autoupdate.moc"
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