pollymc/main.cpp

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/* Copyright 2013 MultiMC Contributors
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*
* Authors: Andrew Okin
* Orochimarufan <orochimarufan.x3@gmail.com>
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*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
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#include <iostream>
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#include <QApplication>
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#include <QDir>
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#include "gui/mainwindow.h"
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#include "appsettings.h"
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#include "data/loginresponse.h"
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#include "data/plugin/pluginmanager.h"
#include "pathutils.h"
#include "cmdutils.h"
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#include "config.h"
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using namespace Util::Commandline;
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int main(int argc, char *argv[])
{
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// initialize Qt
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QApplication app(argc, argv);
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app.setOrganizationName("Forkk");
app.setApplicationName("MultiMC 5");
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// Print app header
std::cout << "MultiMC 5" << std::endl;
std::cout << "(c) 2013 MultiMC contributors" << std::endl << std::endl;
// Commandline parsing
Parser parser(FlagStyle::GNU, ArgumentStyle::SpaceAndEquals);
// --help
parser.addSwitch("help");
parser.addShortOpt("help", 'h');
parser.addDocumentation("help", "display this help and exit.");
// --version
parser.addSwitch("version");
parser.addShortOpt("version", 'V');
parser.addDocumentation("version", "display program version and exit.");
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// --dir
parser.addOption("dir", app.applicationDirPath());
parser.addShortOpt("dir", 'd');
parser.addDocumentation("dir", "use the supplied directory as MultiMC root instead of the binary location (use '.' for current)");
// --update
parser.addOption("update");
parser.addShortOpt("update", 'u');
parser.addDocumentation("update", "replaces the given file with the running executable", "<path>");
// --quietupdate
parser.addSwitch("quietupdate");
parser.addShortOpt("quietupdate", 'U');
parser.addDocumentation("quietupdate", "doesn't restart MultiMC after installing updates");
// --launch
parser.addOption("launch");
parser.addShortOpt("launch", 'l');
parser.addDocumentation("launch", "tries to launch the given instance", "<inst>");
// parse the arguments
QHash<QString, QVariant> args;
try {
args = parser.parse(app.arguments());
} catch(ParsingError e) {
std::cerr << "CommandLineError: " << e.what() << std::endl;
std::cerr << "Try '%1 -h' to get help on MultiMC's command line parameters." << std::endl;
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return 1;
}
// display help and exit
if (args["help"].toBool()) {
std::cout << qPrintable(parser.compileHelp(app.arguments()[0]));
return 0;
}
// display version and exit
if (args["version"].toBool()) {
std::cout << VERSION_STR << " " << JENKINS_BUILD_TAG << " " << (ARCH==x64?"x86_64":"x86") << std::endl;
return 0;
}
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// update
// Note: cwd is always the current executable path!
if (!args["update"].isNull())
{
std::cout << "Performing MultiMC update: " << qPrintable(args["update"].toString()) << std::endl;
QString cwd = QDir::currentPath();
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QDir::setCurrent(app.applicationDirPath());
QFile file(app.applicationFilePath());
file.copy(args["update"].toString());
if(args["quietupdate"].toBool())
return 0;
QDir::setCurrent(cwd);
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}
// change directory
QDir::setCurrent(args["dir"].toString());
// launch instance.
if (!args["launch"].isNull())
{
std::cout << "Launching instance: " << qPrintable(args["launch"].toString()) << std::endl;
// TODO: make it launch the an instance.
// needs the new instance model to be complete
std::cerr << "Launching Instances is not implemented yet!" << std::endl;
return 255;
}
// load settings
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settings = new AppSettings(&app);
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// Register meta types.
qRegisterMetaType<LoginResponse>("LoginResponse");
// Initialize plugins.
PluginManager::get().loadPlugins(PathCombine(qApp->applicationDirPath(), "plugins"));
PluginManager::get().initInstanceTypes();
// show main window
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MainWindow mainWin;
mainWin.show();
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// loop
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return app.exec();
}