Merge branch 'feature_profiling' into integration_json_and_tools

14 files changed, 531 insertions, 4 deletions

diff --git a/logic/LegacyInstance.cpp b/logic/LegacyInstance.cpp
index a9f0d112..6cd17fea 100644
--- a/logic/LegacyInstance.cpp
+++ b/logic/LegacyInstance.cpp
@@ -77,7 +77,7 @@ MinecraftProcess *LegacyInstance::prepareForLaunch(AuthSessionPtr account)
 		launchScript += "windowTitle " + windowTitle() + "\n";
 		launchScript += "windowParams " + windowParams + "\n";
 		launchScript += "lwjgl " + lwjgl + "\n";
-		launchScript += "launch legacy\n";
+		launchScript += "launcher legacy\n";
 	}
 	proc->setLaunchScript(launchScript);
 
diff --git a/logic/MinecraftProcess.cpp b/logic/MinecraftProcess.cpp
index 70a9d55f..89cd71ed 100644
--- a/logic/MinecraftProcess.cpp
+++ b/logic/MinecraftProcess.cpp
@@ -288,7 +288,7 @@ void MinecraftProcess::killMinecraft()
 	kill();
 }
 
-void MinecraftProcess::launch()
+void MinecraftProcess::arm()
 {
 	emit log("MultiMC version: " + MMC->version().toString() + "\n\n");
 	emit log("Minecraft folder is:\n" + workingDirectory() + "\n\n");
@@ -374,3 +374,17 @@ void MinecraftProcess::launch()
 	QByteArray bytes = launchScript.toUtf8();
 	writeData(bytes.constData(), bytes.length());
 }
+
+void MinecraftProcess::launch()
+{
+	QString launchString("launch\n");
+	QByteArray bytes = launchString.toUtf8();
+	writeData(bytes.constData(), bytes.length());
+}
+
+void MinecraftProcess::abort()
+{
+	QString launchString("abort\n");
+	QByteArray bytes = launchString.toUtf8();
+	writeData(bytes.constData(), bytes.length());
+}
diff --git a/logic/MinecraftProcess.h b/logic/MinecraftProcess.h
index 26214026..56340962 100644
--- a/logic/MinecraftProcess.h
+++ b/logic/MinecraftProcess.h
@@ -55,10 +55,20 @@ public:
 	MinecraftProcess(BaseInstance *inst);
 
 	/**
-	 * @brief launch minecraft
+	 * @brief start the launcher part with the provided launch script
+	 */
+	void arm();
+
+	/**
+	 * @brief launch the armed instance!
 	 */
 	void launch();
 
+	/**
+	 * @brief abort launch!
+	 */
+	void abort();
+
 	BaseInstance *instance()
 	{
 		return m_instance;
diff --git a/logic/OneSixInstance.cpp b/logic/OneSixInstance.cpp
index bc085c8e..3f1c5b0c 100644
--- a/logic/OneSixInstance.cpp
+++ b/logic/OneSixInstance.cpp
@@ -230,7 +230,7 @@ MinecraftProcess *OneSixInstance::prepareForLaunch(AuthSessionPtr session)
 		launchScript += "ext " + finfo.absoluteFilePath() + "\n";
 	}
 	launchScript += "natives " + natives_dir.absolutePath() + "\n";
-	launchScript += "launch onesix\n";
+	launchScript += "launcher onesix\n";
 
 	// create the process and set its parameters
 	MinecraftProcess *proc = new MinecraftProcess(this);
diff --git a/logic/tools/BaseExternalTool.cpp b/logic/tools/BaseExternalTool.cpp
new file mode 100644
index 00000000..69cddd00
--- /dev/null
+++ b/logic/tools/BaseExternalTool.cpp
@@ -0,0 +1,77 @@
+#include "BaseExternalTool.h"
+
+#include <QProcess>
+#include <QDir>
+#include <QInputDialog>
+
+#ifdef Q_OS_WIN
+#include <windows.h>
+#endif
+
+#include "logic/BaseInstance.h"
+#include "MultiMC.h"
+
+BaseExternalTool::BaseExternalTool(BaseInstance *instance, QObject *parent)
+	: QObject(parent), m_instance(instance)
+{
+}
+
+BaseExternalTool::~BaseExternalTool()
+{
+}
+
+qint64 BaseExternalTool::pid(QProcess *process)
+{
+#ifdef Q_OS_WIN
+	struct _PROCESS_INFORMATION *procinfo = process->pid();
+	return procinfo->dwProcessId;
+#else
+	return process->pid();
+#endif
+}
+
+QString BaseExternalTool::getSave() const
+{
+	QDir saves(m_instance->minecraftRoot() + "/saves");
+	QStringList worlds = saves.entryList(QDir::Dirs | QDir::NoDotAndDotDot);
+	QMutableListIterator<QString> it(worlds);
+	while (it.hasNext())
+	{
+		it.next();
+		if (!QDir(saves.absoluteFilePath(it.value())).exists("level.dat"))
+		{
+			it.remove();
+		}
+	}
+	bool ok = true;
+	const QString save = QInputDialog::getItem(
+		MMC->activeWindow(), tr("MCEdit"), tr("Choose which world to open:"),
+		worlds, 0, false, &ok);
+	if (ok)
+	{
+		return saves.absoluteFilePath(save);
+	}
+	return QString();
+}
+
+
+BaseDetachedTool::BaseDetachedTool(BaseInstance *instance, QObject *parent)
+	: BaseExternalTool(instance, parent)
+{
+
+}
+
+void BaseDetachedTool::run()
+{
+	runImpl();
+}
+
+
+BaseExternalToolFactory::~BaseExternalToolFactory()
+{
+}
+
+BaseDetachedTool *BaseDetachedToolFactory::createDetachedTool(BaseInstance *instance, QObject *parent)
+{
+	return qobject_cast<BaseDetachedTool *>(createTool(instance, parent));
+}
diff --git a/logic/tools/BaseExternalTool.h b/logic/tools/BaseExternalTool.h
new file mode 100644
index 00000000..e8965bfd
--- /dev/null
+++ b/logic/tools/BaseExternalTool.h
@@ -0,0 +1,57 @@
+#pragma once
+
+#include <QObject>
+
+class BaseInstance;
+class SettingsObject;
+class MinecraftProcess;
+class QProcess;
+
+class BaseExternalTool : public QObject
+{
+	Q_OBJECT
+public:
+	explicit BaseExternalTool(BaseInstance *instance, QObject *parent = 0);
+	virtual ~BaseExternalTool();
+
+protected:
+	BaseInstance *m_instance;
+
+	qint64 pid(QProcess *process);
+	QString getSave() const;
+};
+
+class BaseDetachedTool : public BaseExternalTool
+{
+	Q_OBJECT
+public:
+	explicit BaseDetachedTool(BaseInstance *instance, QObject *parent = 0);
+
+public
+slots:
+	void run();
+
+protected:
+	virtual void runImpl() = 0;
+};
+
+class BaseExternalToolFactory
+{
+public:
+	virtual ~BaseExternalToolFactory();
+
+	virtual QString name() const = 0;
+
+	virtual void registerSettings(SettingsObject *settings) = 0;
+
+	virtual BaseExternalTool *createTool(BaseInstance *instance, QObject *parent = 0) = 0;
+
+	virtual bool check(QString *error) = 0;
+	virtual bool check(const QString &path, QString *error) = 0;
+};
+
+class BaseDetachedToolFactory : public BaseExternalToolFactory
+{
+public:
+	virtual BaseDetachedTool *createDetachedTool(BaseInstance *instance, QObject *parent = 0);
+};
diff --git a/logic/tools/BaseProfiler.cpp b/logic/tools/BaseProfiler.cpp
new file mode 100644
index 00000000..9aaca793
--- /dev/null
+++ b/logic/tools/BaseProfiler.cpp
@@ -0,0 +1,35 @@
+#include "BaseProfiler.h"
+
+#include <QProcess>
+
+BaseProfiler::BaseProfiler(BaseInstance *instance, QObject *parent)
+	: BaseExternalTool(instance, parent)
+{
+}
+
+void BaseProfiler::beginProfiling(MinecraftProcess *process)
+{
+	beginProfilingImpl(process);
+}
+
+void BaseProfiler::abortProfiling()
+{
+	abortProfilingImpl();
+}
+
+void BaseProfiler::abortProfilingImpl()
+{
+	if (!m_profilerProcess)
+	{
+		return;
+	}
+	m_profilerProcess->terminate();
+	m_profilerProcess->deleteLater();
+	m_profilerProcess = 0;
+	emit abortLaunch(tr("Profiler aborted"));
+}
+
+BaseProfiler *BaseProfilerFactory::createProfiler(BaseInstance *instance, QObject *parent)
+{
+	return qobject_cast<BaseProfiler *>(createTool(instance, parent));
+}
diff --git a/logic/tools/BaseProfiler.h b/logic/tools/BaseProfiler.h
new file mode 100644
index 00000000..ec57578e
--- /dev/null
+++ b/logic/tools/BaseProfiler.h
@@ -0,0 +1,36 @@
+#pragma once
+
+#include "BaseExternalTool.h"
+
+class BaseInstance;
+class SettingsObject;
+class MinecraftProcess;
+class QProcess;
+
+class BaseProfiler : public BaseExternalTool
+{
+	Q_OBJECT
+public:
+	explicit BaseProfiler(BaseInstance *instance, QObject *parent = 0);
+
+public
+slots:
+	void beginProfiling(MinecraftProcess *process);
+	void abortProfiling();
+
+protected:
+	QProcess *m_profilerProcess;
+
+	virtual void beginProfilingImpl(MinecraftProcess *process) = 0;
+	virtual void abortProfilingImpl();
+
+signals:
+	void readyToLaunch(const QString &message);
+	void abortLaunch(const QString &message);
+};
+
+class BaseProfilerFactory : public BaseExternalToolFactory
+{
+public:
+	virtual BaseProfiler *createProfiler(BaseInstance *instance, QObject *parent = 0);
+};
diff --git a/logic/tools/JProfiler.cpp b/logic/tools/JProfiler.cpp
new file mode 100644
index 00000000..bb851f0b
--- /dev/null
+++ b/logic/tools/JProfiler.cpp
@@ -0,0 +1,78 @@
+#include "JProfiler.h"
+
+#include <QDir>
+#include <QMessageBox>
+
+#include "settingsobject.h"
+#include "logic/MinecraftProcess.h"
+#include "logic/BaseInstance.h"
+#include "MultiMC.h"
+
+JProfiler::JProfiler(BaseInstance *instance, QObject *parent) : BaseProfiler(instance, parent)
+{
+}
+
+void JProfiler::beginProfilingImpl(MinecraftProcess *process)
+{
+	int port = MMC->settings()->get("JProfilerPort").toInt();
+	QProcess *profiler = new QProcess(this);
+	profiler->setArguments(QStringList() << "-d" << QString::number(pid(process)) << "--gui"
+										 << "-p" << QString::number(port));
+	profiler->setProgram(QDir(MMC->settings()->get("JProfilerPath").toString())
+							 .absoluteFilePath("bin/jpenable"));
+	connect(profiler, &QProcess::started, [this, port]()
+	{ emit readyToLaunch(tr("Listening on port: %1").arg(port)); });
+	connect(profiler,
+			static_cast<void (QProcess::*)(int, QProcess::ExitStatus)>(&QProcess::finished),
+			[this](int exit, QProcess::ExitStatus status)
+	{
+		if (status == QProcess::CrashExit)
+		{
+			emit abortLaunch(tr("Profiler aborted"));
+		}
+		if (m_profilerProcess)
+		{
+			m_profilerProcess->deleteLater();
+			m_profilerProcess = 0;
+		}
+	});
+	profiler->start();
+	m_profilerProcess = profiler;
+}
+
+void JProfilerFactory::registerSettings(SettingsObject *settings)
+{
+	settings->registerSetting("JProfilerPath");
+	settings->registerSetting("JProfilerPort", 42042);
+}
+
+BaseExternalTool *JProfilerFactory::createTool(BaseInstance *instance, QObject *parent)
+{
+	return new JProfiler(instance, parent);
+}
+
+bool JProfilerFactory::check(QString *error)
+{
+	return check(MMC->settings()->get("JProfilerPath").toString(), error);
+}
+
+bool JProfilerFactory::check(const QString &path, QString *error)
+{
+	if (path.isEmpty())
+	{
+		*error = QObject::tr("Empty path");
+		return false;
+	}
+	QDir dir(path);
+	if (!dir.exists())
+	{
+		*error = QObject::tr("Path does not exist");
+		return false;
+	}
+	if (!dir.exists("bin") || !dir.exists("bin/jprofiler") || !dir.exists("bin/agent.jar"))
+	{
+		*error = QObject::tr("Invalid JProfiler install");
+		return false;
+	}
+	return true;
+}
diff --git a/logic/tools/JProfiler.h b/logic/tools/JProfiler.h
new file mode 100644
index 00000000..88a02462
--- /dev/null
+++ b/logic/tools/JProfiler.h
@@ -0,0 +1,23 @@
+#pragma once
+
+#include "BaseProfiler.h"
+
+class JProfiler : public BaseProfiler
+{
+	Q_OBJECT
+public:
+	JProfiler(BaseInstance *instance, QObject *parent = 0);
+
+protected:
+	void beginProfilingImpl(MinecraftProcess *process);
+};
+
+class JProfilerFactory : public BaseProfilerFactory
+{
+public:
+	QString name() const override { return "JProfiler"; }
+	void registerSettings(SettingsObject *settings) override;
+	BaseExternalTool *createTool(BaseInstance *instance, QObject *parent = 0) override;
+	bool check(QString *error) override;
+	bool check(const QString &path, QString *error) override;
+};
diff --git a/logic/tools/JVisualVM.cpp b/logic/tools/JVisualVM.cpp
new file mode 100644
index 00000000..02938028
--- /dev/null
+++ b/logic/tools/JVisualVM.cpp
@@ -0,0 +1,74 @@
+#include "JVisualVM.h"
+
+#include <QDir>
+#include <QStandardPaths>
+
+#include "settingsobject.h"
+#include "logic/MinecraftProcess.h"
+#include "logic/BaseInstance.h"
+#include "MultiMC.h"
+
+JVisualVM::JVisualVM(BaseInstance *instance, QObject *parent) : BaseProfiler(instance, parent)
+{
+}
+
+void JVisualVM::beginProfilingImpl(MinecraftProcess *process)
+{
+	QProcess *profiler = new QProcess(this);
+	profiler->setArguments(QStringList() << "--openpid" << QString::number(pid(process)));
+	profiler->setProgram(MMC->settings()->get("JVisualVMPath").toString());
+	connect(profiler, &QProcess::started, [this]()
+	{ emit readyToLaunch(tr("JVisualVM started")); });
+	connect(profiler,
+			static_cast<void (QProcess::*)(int, QProcess::ExitStatus)>(&QProcess::finished),
+			[this](int exit, QProcess::ExitStatus status)
+	{
+		if (exit != 0 || status == QProcess::CrashExit)
+		{
+			emit abortLaunch(tr("Profiler aborted"));
+		}
+		if (m_profilerProcess)
+		{
+			m_profilerProcess->deleteLater();
+			m_profilerProcess = 0;
+		}
+	});
+	profiler->start();
+	m_profilerProcess = profiler;
+}
+
+void JVisualVMFactory::registerSettings(SettingsObject *settings)
+{
+	QString defaultValue = QStandardPaths::findExecutable("jvisualvm");
+	if (defaultValue.isNull())
+	{
+		defaultValue = QStandardPaths::findExecutable("visualvm");
+	}
+	settings->registerSetting("JVisualVMPath", defaultValue);
+}
+
+BaseExternalTool *JVisualVMFactory::createTool(BaseInstance *instance, QObject *parent)
+{
+	return new JVisualVM(instance, parent);
+}
+
+bool JVisualVMFactory::check(QString *error)
+{
+	return check(MMC->settings()->get("JVisualVMPath").toString(), error);
+}
+
+bool JVisualVMFactory::check(const QString &path, QString *error)
+{
+	if (path.isEmpty())
+	{
+		*error = QObject::tr("Empty path");
+		return false;
+	}
+	QString resolved = QStandardPaths::findExecutable(path);
+	if (resolved.isEmpty() && !QDir::isAbsolutePath(path))
+	{
+		*error = QObject::tr("Invalid path to JVisualVM");
+		return false;
+	}
+	return true;
+}
diff --git a/logic/tools/JVisualVM.h b/logic/tools/JVisualVM.h
new file mode 100644
index 00000000..af94fe55
--- /dev/null
+++ b/logic/tools/JVisualVM.h
@@ -0,0 +1,23 @@
+#pragma once
+
+#include "BaseProfiler.h"
+
+class JVisualVM : public BaseProfiler
+{
+	Q_OBJECT
+public:
+	JVisualVM(BaseInstance *instance, QObject *parent = 0);
+
+protected:
+	void beginProfilingImpl(MinecraftProcess *process);
+};
+
+class JVisualVMFactory : public BaseProfilerFactory
+{
+public:
+	QString name() const override { return "JVisualVM"; }
+	void registerSettings(SettingsObject *settings) override;
+	BaseExternalTool *createTool(BaseInstance *instance, QObject *parent = 0) override;
+	bool check(QString *error) override;
+	bool check(const QString &path, QString *error) override;
+};
diff --git a/logic/tools/MCEditTool.cpp b/logic/tools/MCEditTool.cpp
new file mode 100644
index 00000000..e22a5d4a
--- /dev/null
+++ b/logic/tools/MCEditTool.cpp
@@ -0,0 +1,77 @@
+#include "MCEditTool.h"
+
+#include <QDir>
+#include <QProcess>
+#include <QDesktopServices>
+#include <QUrl>
+
+#include "settingsobject.h"
+#include "logic/BaseInstance.h"
+#include "MultiMC.h"
+
+MCEditTool::MCEditTool(BaseInstance *instance, QObject *parent)
+	: BaseDetachedTool(instance, parent)
+{
+}
+
+void MCEditTool::runImpl()
+{
+	const QString mceditPath = MMC->settings()->get("MCEditPath").toString();
+	const QString save = getSave();
+	if (save.isNull())
+	{
+		return;
+	}
+#ifdef Q_OS_OSX
+	QProcess *process = new QProcess();
+	connect(process, SIGNAL(finished(int, QProcess::ExitStatus)), process, SLOT(deleteLater()));
+	process->setProgram(mceditPath);
+	process->setArguments(QStringList() << save);
+	process->start();
+#else
+	QDir mceditDir(mceditPath);
+	QString program;
+	if (mceditDir.exists("mcedit.py"))
+	{
+		program = mceditDir.absoluteFilePath("mcedit.py");
+	}
+	else if (mceditDir.exists("mcedit.exe"))
+	{
+		program = mceditDir.absoluteFilePath("mcedit.exe");
+	}
+	QProcess::startDetached(program, QStringList() << save, mceditPath);
+#endif
+}
+
+void MCEditFactory::registerSettings(SettingsObject *settings)
+{
+	settings->registerSetting("MCEditPath");
+}
+BaseExternalTool *MCEditFactory::createTool(BaseInstance *instance, QObject *parent)
+{
+	return new MCEditTool(instance, parent);
+}
+bool MCEditFactory::check(QString *error)
+{
+	return check(MMC->settings()->get("MCEditPath").toString(), error);
+}
+bool MCEditFactory::check(const QString &path, QString *error)
+{
+	if (path.isEmpty())
+	{
+		*error = QObject::tr("Path is empty");
+		return false;
+	}
+	const QDir dir(path);
+	if (!dir.exists())
+	{
+		*error = QObject::tr("Path does not exist");
+		return false;
+	}
+	if (!dir.exists("mcedit.py") && !dir.exists("mcedit.exe") && !dir.exists("Contents"))
+	{
+		*error = QObject::tr("Path does not seem to be a MCEdit path");
+		return false;
+	}
+	return true;
+}
diff --git a/logic/tools/MCEditTool.h b/logic/tools/MCEditTool.h
new file mode 100644
index 00000000..b0ed1ad4
--- /dev/null
+++ b/logic/tools/MCEditTool.h
@@ -0,0 +1,23 @@
+#pragma once
+
+#include "BaseExternalTool.h"
+
+class MCEditTool : public BaseDetachedTool
+{
+	Q_OBJECT
+public:
+	explicit MCEditTool(BaseInstance *instance, QObject *parent = 0);
+
+protected:
+	void runImpl() override;
+};
+
+class MCEditFactory : public BaseDetachedToolFactory
+{
+public:
+	QString name() const override { return "MCEdit"; }
+	void registerSettings(SettingsObject *settings) override;
+	BaseExternalTool *createTool(BaseInstance *instance, QObject *parent = 0) override;
+	bool check(QString *error) override;
+	bool check(const QString &path, QString *error) override;
+};