RetroShare/retroshare-gui/src/rshare.cpp
hunbernd acc3e4bb62 Replaced Q_WS_ --> Q_OS_
Q_WS macros are not available in Qt5
Restores some functions in Options->General dialog that were not available under Qt5
2015-08-30 22:51:15 +02:00

709 lines
22 KiB
C++

/****************************************************************
* This file is distributed under the following license:
*
* Copyright (c) 2006-2007, crypton
* Copyright (c) 2006, Matt Edman, Justin Hipple
*
* 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 Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
****************************************************************/
#include <QDir>
#include <QTimer>
#include <QTextStream>
#include <QShortcut>
#include <QStyleFactory>
#include <QStyle>
#include <QString>
#include <QLocale>
#include <QRegExp>
#include <QDateTime>
#include <gui/common/vmessagebox.h>
#include <gui/common/html.h>
#include <util/stringutil.h>
#include <stdlib.h>
#include <iostream>
#include <retroshare/rsinit.h>
#include <retroshare/rsversion.h>
#include <retroshare/rsplugin.h>
#include <lang/languagesupport.h>
#include "gui/settings/rsharesettings.h"
#include "gui/gxs/GxsIdDetails.h"
#include "rshare.h"
/* Available command-line arguments. */
#define ARG_LANGUAGE "lang" /**< Argument specifying language. */
#define ARG_GUISTYLE "style" /**< Argument specfying GUI style. */
#define ARG_GUISTYLESHEET "stylesheet" /**< Argument specfying GUI style. */
#define ARG_RESET "reset" /**< Reset Rshare's saved settings. */
#define ARG_DATADIR "datadir" /**< Directory to use for data files. */
#define ARG_LOGFILE "logfile" /**< Location of our logfile. */
#define ARG_LOGLEVEL "loglevel" /**< Log verbosity. */
/* Static member variables */
QMap<QString, QString> Rshare::_args; /**< List of command-line arguments. */
QString Rshare::_style; /**< The current GUI style. */
QString Rshare::_language; /**< The current language. */
QString Rshare::_stylesheet; /**< The current GUI stylesheet. */
QString Rshare::_dateformat; /**< The format of dates in feed items etc. */
Log Rshare::_log;
bool Rshare::useConfigDir;
QString Rshare::configDir;
QDateTime Rshare::mStartupTime;
/** Catches debugging messages from Qt and sends them to RetroShare's logs. If Qt
* emits a QtFatalMsg, we will write the message to the log and then abort().
*/
#if QT_VERSION >= QT_VERSION_CHECK (5, 0, 0)
void qt_msg_handler(QtMsgType type, const QMessageLogContext &, const QString &msg)
#else
void qt_msg_handler(QtMsgType type, const char *msg)
#endif
{
switch (type) {
case QtDebugMsg:
rDebug(QString("QtDebugMsg: %1").arg(msg));
break;
case QtWarningMsg:
rNotice(QString("QtWarningMsg: %1").arg(msg));
break;
case QtCriticalMsg:
rWarn(QString("QtCriticalMsg: %1").arg(msg));
break;
case QtFatalMsg:
rError(QString("QtFatalMsg: %1").arg(msg));
break;
}
if (type == QtFatalMsg) {
rError("Fatal Qt error. Aborting.");
abort();
}
}
/** Constructor. Parses the command-line arguments, resets Rshare's
* configuration (if requested), and sets up the GUI style and language
* translation. */
Rshare::Rshare(QStringList args, int &argc, char **argv, const QString &dir)
: QApplication(argc, argv)
{
mStartupTime = QDateTime::currentDateTime();
#if QT_VERSION >= QT_VERSION_CHECK (5, 0, 0)
qInstallMessageHandler(qt_msg_handler);
#else
qInstallMsgHandler(qt_msg_handler);
#endif
#ifndef __APPLE__
/* set default window icon */
setWindowIcon(QIcon(":/icons/logo_128.png"));
#endif
mBlink = true;
QTimer *timer = new QTimer(this);
timer->setInterval(500);
connect(timer, SIGNAL(timeout()), this, SLOT(blinkTimer()));
timer->start();
timer = new QTimer(this);
timer->setInterval(60000);
connect(timer, SIGNAL(timeout()), this, SIGNAL(minuteTick()));
timer->start();
/* Read in all our command-line arguments. */
parseArguments(args);
/* Check if we're supposed to reset our config before proceeding. */
if (_args.contains(ARG_RESET)) {
Settings->reset();
}
/* Handle the -loglevel and -logfile options. */
if (_args.contains(ARG_LOGFILE))
_log.open(_args.value(ARG_LOGFILE));
if (_args.contains(ARG_LOGLEVEL)) {
_log.setLogLevel(Log::stringToLogLevel(
_args.value(ARG_LOGLEVEL)));
if (!_args.contains(ARG_LOGFILE))
_log.open(stdout);
}
if (!_args.contains(ARG_LOGLEVEL) &&
!_args.contains(ARG_LOGFILE))
_log.setLogLevel(Log::Off);
/* config directory */
useConfigDir = false;
if (dir != "")
{
setConfigDirectory(dir);
}
/** Initialize support for language translations. */
//LanguageSupport::initialize();
resetLanguageAndStyle();
/* Switch off auto shutdown */
setQuitOnLastWindowClosed ( false );
/* Initialize GxsIdDetails */
GxsIdDetails::initialize();
}
/** Destructor */
Rshare::~Rshare()
{
/* Cleanup GxsIdDetails */
GxsIdDetails::cleanup();
}
QString Rshare::retroshareVersion(bool withRevision)
{
QString version = QString("%1.%2.%3%4").arg(RS_MAJOR_VERSION).arg(RS_MINOR_VERSION).arg(RS_BUILD_NUMBER).arg(RS_BUILD_NUMBER_ADD);
if (withRevision) {
version += QString(" %1 %2").arg(tr("Revision")).arg(QString::number(RS_REVISION_NUMBER,16));
}
return version;
}
/** Enters the main event loop and waits until exit() is called. The signal
* running() will be emitted when the event loop has started. */
int
Rshare::run()
{
QTimer::singleShot(0, rApp, SLOT(onEventLoopStarted()));
return rApp->exec();
}
QDateTime Rshare::startupTime()
{
return mStartupTime;
}
/** Called when the application's main event loop has started. This method
* will emit the running() signal to indicate that the application's event
* loop is running. */
void
Rshare::onEventLoopStarted()
{
emit running();
}
/** Display usage information regarding command-line arguments. */
/*void
Rshare::printUsage(QString errmsg)
{
QTextStream out(stdout);*/
/* If there was an error message, print it out. */
/*if (!errmsg.isEmpty()) {
out << "** " << errmsg << " **" << endl << endl;
}*/
/* Now print the application usage */
//out << "Usage: " << endl;
//out << "\t" << qApp->arguments().at(0) << " [options]" << endl;
/* And available options */
//out << endl << "Available Options:" << endl;
//out << "\t-"ARG_RESET"\t\tResets ALL stored Rshare settings." << endl;
//out << "\t-"ARG_DATADIR"\tSets the directory Rshare uses for data files"<< endl;
//out << "\t-"ARG_GUISTYLE"\t\tSets Rshare's interface style." << endl;
//out << "\t-"ARG_GUISTYLESHEET"\t\tSets Rshare's stylesheet." << endl;
//out << "\t\t\t[" << QStyleFactory::keys().join("|") << "]" << endl;
//out << "\t-"ARG_LANGUAGE"\t\tSets Rshare's language." << endl;
//out << "\t\t\t[" << LanguageSupport::languageCodes().join("|") << "]" << endl;
//}
/** Displays usage information for command-line args. */
void
Rshare::showUsageMessageBox()
{
QString usage;
QTextStream out(&usage);
out << "Available Options:" << endl;
out << "<table>";
//out << trow(tcol("-"ARG_HELP) +
// tcol(tr("Displays this usage message and exits.")));
out << trow(tcol("-"ARG_RESET) +
tcol(tr("Resets ALL stored RetroShare settings.")));
out << trow(tcol("-"ARG_DATADIR" &lt;dir&gt;") +
tcol(tr("Sets the directory RetroShare uses for data files.")));
out << trow(tcol("-"ARG_LOGFILE" &lt;file&gt;") +
tcol(tr("Sets the name and location of RetroShare's logfile.")));
out << trow(tcol("-"ARG_LOGLEVEL" &lt;level&gt;") +
tcol(tr("Sets the verbosity of RetroShare's logging.") +
"<br>[" + Log::logLevels().join("|") +"]"));
out << trow(tcol("-"ARG_GUISTYLE" &lt;style&gt;") +
tcol(tr("Sets RetroShare's interface style.") +
"<br>[" + QStyleFactory::keys().join("|") + "]"));
out << trow(tcol("-"ARG_GUISTYLESHEET" &lt;stylesheet&gt;") +
tcol(tr("Sets RetroShare's interface stylesheets.")));
out << trow(tcol("-"ARG_LANGUAGE" &lt;language&gt;") +
tcol(tr("Sets RetroShare's language.") +
"<br>[" + LanguageSupport::languageCodes().join("|") + "]"));
out << "</table>";
VMessageBox::information(0,
tr("RetroShare Usage Information"), usage, VMessageBox::Ok);
}
/** Returns true if the specified argument expects a value. */
bool
Rshare::argNeedsValue(QString argName)
{
return (argName == ARG_GUISTYLE ||
argName == ARG_GUISTYLESHEET ||
argName == ARG_LANGUAGE ||
argName == ARG_DATADIR ||
argName == ARG_LOGFILE ||
argName == ARG_LOGLEVEL);
}
/** Parses the list of command-line arguments for their argument names and
* values. */
void
Rshare::parseArguments(QStringList args)
{
QString arg, value;
/* Loop through all command-line args/values and put them in a map */
for (int i = 0; i < args.size(); ++i) {
/* Get the argument name and set a blank value */
arg = args.at(i).toLower();
value = "";
/* Check if it starts with a - or -- */
if (arg.startsWith("-")) {
arg = arg.mid((arg.startsWith("--") ? 2 : 1));
}
/* Check if it takes a value and there is one on the command-line */
if (i < args.size()-1 && argNeedsValue(arg)) {
value = args.at(++i);
}
/* Place this arg/value in the map */
_args.insert(arg, value);
}
}
/** Verifies that all specified arguments were valid. */
bool
Rshare::validateArguments(QString &errmsg)
{
/* Check for a language that Retroshare recognizes. */
if (_args.contains(ARG_LANGUAGE) &&
!LanguageSupport::isValidLanguageCode(_args.value(ARG_LANGUAGE))) {
errmsg = tr("Invalid language code specified:")+" " + _args.value(ARG_LANGUAGE);
return false;
}
/* Check for a valid GUI style */
if (_args.contains(ARG_GUISTYLE) &&
!QStyleFactory::keys().contains(_args.value(ARG_GUISTYLE),
Qt::CaseInsensitive)) {
errmsg = tr("Invalid GUI style specified:")+" " + _args.value(ARG_GUISTYLE);
return false;
}
/* Check for a valid log level */
if (_args.contains(ARG_LOGLEVEL) &&
!Log::logLevels().contains(_args.value(ARG_LOGLEVEL))) {
errmsg = tr("Invalid log level specified:")+" " + _args.value(ARG_LOGLEVEL);
return false;
}
/* Check for a writable log file */
if (_args.contains(ARG_LOGFILE) && !_log.isOpen()) {
errmsg = tr("Unable to open log file '%1': %2")
.arg(_args.value(ARG_LOGFILE))
.arg(_log.errorString());
return false;
}
return true;
}
/** Sets the translation RetroShare will use. If one was specified on the
* command-line, we will use that. Otherwise, we'll check to see if one was
* saved previously. If not, we'll default to one appropriate for the system
* locale. */
bool
Rshare::setLanguage(QString languageCode)
{
/* If the language code is empty, use the previously-saved setting */
if (languageCode.isEmpty()) {
languageCode = Settings->getLanguageCode();
}
/* Translate into the desired language */
if (LanguageSupport::translate(languageCode)) {
_language = languageCode;
return true;
}
return false;
}
/** Sets the locale RetroShare will use. If a language was specified on the
* command-line, we will use one according to that. Otherwise, we'll check to see if a language was
* saved previously. If not, we'll default to the system
* locale. */
bool
Rshare::setLocale(QString languageCode)
{
bool retVal = false;
/* If the language code is empty, use the previously-saved setting */
if (languageCode.isEmpty()) {
languageCode = Settings->getLanguageCode();
}
/* Set desired locale as default locale */
if (LanguageSupport::localize(languageCode)) {
retVal=true;
}
customizeDateFormat();
return retVal;
}
/** customize date format for feeds etc. */
void Rshare::customizeDateFormat()
{
QLocale locale = QLocale(); // set to default locale
/* get long date format without weekday */
_dateformat = locale.dateFormat(QLocale::LongFormat);
_dateformat.replace(QRegExp("^dddd,*[^ ]* *('[^']+' )*"), "");
_dateformat.replace(QRegExp(",* *dddd"), "");
_dateformat = _dateformat.trimmed();
}
/** Get custom date format (defaultlongformat) */
QString Rshare::customDateFormat()
{
return _dateformat;
}
/** Sets the GUI style RetroShare will use. If one was specified on the
* command-line, we will use that. Otherwise, we'll check to see if one was
* saved previously. If not, we'll default to one appropriate for the
* operating system. */
bool
Rshare::setStyle(QString styleKey)
{
/* If no style was specified, use the previously-saved setting */
if (styleKey.isEmpty()) {
styleKey = Settings->getInterfaceStyle();
}
/* Apply the specified GUI style */
if (QApplication::setStyle(styleKey)) {
_style = styleKey;
return true;
}
return false;
}
bool
Rshare::setSheet(QString sheet)
{
/* If no stylesheet was specified, use the previously-saved setting */
if (sheet.isEmpty()) {
sheet = Settings->getSheetName();
}
/* Apply the specified GUI stylesheet */
_stylesheet = sheet;
/* load the StyleSheet*/
loadStyleSheet(_stylesheet);
return true;
}
void Rshare::resetLanguageAndStyle()
{
/** Translate the GUI to the appropriate language. */
setLanguage(_args.value(ARG_LANGUAGE));
/** Set the locale appropriately. */
setLocale(_args.value(ARG_LANGUAGE));
/** Set the GUI style appropriately. */
setStyle(_args.value(ARG_GUISTYLE));
/** Set the GUI stylesheet appropriately. */
setSheet(_args.value(ARG_GUISTYLESHEET));
}
// RetroShare:
// Default:
// :/qss/stylesheet/qss.default
// :/qss/stylesheet/qss.<locale>
// Internal:
// :/qss/stylesheet/<name>.qss
// External:
// <ConfigDirectory|DataDirectory>/qss/<name>.qss
// Language depended stylesheet
// <Internal|External>_<locale>.lqss
//
// Plugin:
// Default:
// :/qss/stylesheet/<plugin>/<plugin>_qss.default
// :/qss/stylesheet/<plugin>/<plugin>_qss.<locale>
// Internal:
// :/qss/stylesheet/<plugin>/<plugin>_<name>.qss
// External:
// <ConfigDirectory|DataDirectory>/qss/<plugin>/<plugin>_<name>.qss
// Language depended stylesheet
// <Internal|External>_<locale>.lqss
void Rshare::loadStyleSheet(const QString &sheetName)
{
QString locale = QLocale().name();
QString styleSheet;
QStringList names;
names.push_back(""); // RetroShare
/* Get stylesheet from plugins */
if (rsPlugins) {
int count = rsPlugins->nbPlugins();
for (int i = 0; i < count; ++i) {
RsPlugin* plugin = rsPlugins->plugin(i);
if (plugin) {
QString pluginStyleSheetName = QString::fromUtf8(plugin->qt_stylesheet().c_str());
if (!pluginStyleSheetName.isEmpty()) {
names.push_back(QString("%1/%1_").arg(pluginStyleSheetName));
}
}
}
}
foreach (QString name, names) {
/* load the default stylesheet */
QFile file(QString(":/qss/stylesheet/%1qss.default").arg(name));
if (file.open(QFile::ReadOnly)) {
styleSheet += QLatin1String(file.readAll()) + "\n";
file.close();
}
/* load locale depended default stylesheet */
file.setFileName(QString(":/qss/stylesheet/%1qss.%2").arg(name, locale));
if (file.open(QFile::ReadOnly)) {
styleSheet += QLatin1String(file.readAll()) + "\n";
file.close();
}
if (!sheetName.isEmpty()) {
/* load stylesheet */
if (sheetName.left(1) == ":") {
/* internal stylesheet */
file.setFileName(QString(":/qss/stylesheet/%1%2.qss").arg(name, sheetName.mid(1)));
} else {
/* external stylesheet */
file.setFileName(QString("%1/qss/%2%3.qss").arg(QString::fromUtf8(RsAccounts::ConfigDirectory().c_str()), name, sheetName));
if (!file.exists()) {
file.setFileName(QString("%1/qss/%2%3.qss").arg(QString::fromUtf8(RsAccounts::DataDirectory().c_str()), name, sheetName));
}
}
if (file.open(QFile::ReadOnly)) {
styleSheet += QLatin1String(file.readAll()) + "\n";
file.close();
/* load language depended stylesheet */
QFileInfo fileInfo(file.fileName());
file.setFileName(fileInfo.path() + "/" + fileInfo.baseName() + "_" + locale + ".lqss");
if (file.open(QFile::ReadOnly)) {
styleSheet += QLatin1String(file.readAll()) + "\n";
file.close();
}
}
}
}
qApp->setStyleSheet(styleSheet);
}
/** get list of available stylesheets **/
void Rshare::getAvailableStyleSheets(QMap<QString, QString> &styleSheets)
{
QFileInfoList fileInfoList = QDir(":/qss/stylesheet/").entryInfoList(QStringList("*.qss"));
QFileInfo fileInfo;
foreach (fileInfo, fileInfoList) {
if (fileInfo.isFile()) {
QString name = fileInfo.baseName();
styleSheets.insert(QString("%1 (%2)").arg(name, tr("built-in")), ":" + name);
}
}
fileInfoList = QDir(QString::fromUtf8(RsAccounts::ConfigDirectory().c_str()) + "/qss/").entryInfoList(QStringList("*.qss"));
foreach (fileInfo, fileInfoList) {
if (fileInfo.isFile()) {
QString name = fileInfo.baseName();
styleSheets.insert(name, name);
}
}
fileInfoList = QDir(QString::fromUtf8(RsAccounts::DataDirectory().c_str()) + "/qss/").entryInfoList(QStringList("*.qss"));
foreach (fileInfo, fileInfoList) {
if (fileInfo.isFile()) {
QString name = fileInfo.baseName();
if (!styleSheets.contains(name)) {
styleSheets.insert(name, name);
}
}
}
}
void Rshare::refreshStyleSheet(QWidget *widget, bool processChildren)
{
if (widget != NULL) {
// force widget to recalculate valid style
widget->style()->unpolish(widget);
widget->style()->polish(widget);
// widget might need to recalculate properties (like margins) depending on style
QEvent event(QEvent::StyleChange);
QApplication::sendEvent(widget, &event);
// repaint widget
widget->update();
if (processChildren == true) {
// process children recursively
QObjectList childList = widget->children ();
for (QObjectList::Iterator it = childList.begin(); it != childList.end(); ++it) {
QWidget *child = qobject_cast<QWidget*>(*it);
if (child != NULL) {
refreshStyleSheet(child, processChildren);
}
}
}
}
}
/** Initialize plugins. */
void Rshare::initPlugins()
{
loadStyleSheet(_stylesheet);
LanguageSupport::translatePlugins(_language);
}
/** Returns the directory RetroShare uses for its data files. */
QString
Rshare::dataDirectory()
{
if (useConfigDir)
{
return configDir;
}
else if (_args.contains(ARG_DATADIR)) {
return _args.value(ARG_DATADIR);
}
return defaultDataDirectory();
}
/** Returns the default location of RetroShare's data directory. */
QString
Rshare::defaultDataDirectory()
{
#if defined(Q_OS_WIN)
return (win32_app_data_folder() + "\\RetroShare");
#else
return (QDir::homePath() + "/.RetroShare");
#endif
}
/** Creates Rshare's data directory, if it doesn't already exist. */
bool
Rshare::createDataDirectory(QString *errmsg)
{
QDir datadir(dataDirectory());
if (!datadir.exists()) {
QString path = datadir.absolutePath();
if (!datadir.mkpath(path)) {
return err(errmsg,
tr("Could not create data directory: %1").arg(path));
}
}
return true;
}
/** Set Rshare's data directory - externally */
bool Rshare::setConfigDirectory(QString dir)
{
useConfigDir = true;
configDir = dir;
return true;
}
/** Writes <b>msg</b> with severity <b>level</b> to RetroShare's log. */
Log::LogMessage
Rshare::log(Log::LogLevel level, QString msg)
{
return _log.log(level, msg);
}
/** Creates and binds a shortcut such that when <b>key</b> is pressed in
* <b>sender</b>'s context, <b>receiver</b>'s <b>slot</b> will be called. */
void
Rshare::createShortcut(const QKeySequence &key, QWidget *sender,
QWidget *receiver, const char *slot)
{
QShortcut *s = new QShortcut(key, sender);
connect(s, SIGNAL(activated()), receiver, slot);
}
void Rshare::blinkTimer()
{
mBlink = !mBlink;
emit blink(mBlink);
if (mBlink) {
/* Tick every second (create an own timer when needed) */
emit secondTick();
}
}
bool Rshare::loadCertificate(const RsPeerId &accountId, bool autoLogin)
{
if (!RsAccounts::SelectAccount(accountId))
{
return false;
}
std::string lockFile;
int retVal = RsInit::LockAndLoadCertificates(autoLogin, lockFile);
switch (retVal) {
case 0: break;
case 1: QMessageBox::warning( 0,
QObject::tr("Multiple instances"),
QObject::tr("Another RetroShare using the same profile is "
"already running on your system. Please close "
"that instance first\n Lock file:\n") +
QString::fromUtf8(lockFile.c_str()));
return false;
case 2: QMessageBox::critical( 0,
QObject::tr("Multiple instances"),
QObject::tr("An unexpected error occurred when Retroshare "
"tried to acquire the single instance lock\n Lock file:\n") +
QString::fromUtf8(lockFile.c_str()));
return false;
case 3:
// case 3: QMessageBox::critical( 0,
// QObject::tr("Login Failure"),
// QObject::tr("Maybe password is wrong") );
return false;
default: std::cerr << "Rshare::loadCertificate() unexpected switch value " << retVal << std::endl;
return false;
}
return true;
}