Move all the things (YES. Move them.)

Also, implemented some basic modlist logic, to be wired up.

depends/settings/src/basicsettingsobject.cpp

@@ -0,0 +1,46 @@
+/* Copyright 2013 MultiMC Contributors
+ *
+ * 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.
+ */
+
+#include "include/basicsettingsobject.h"
+#include "include/setting.h"
+
+BasicSettingsObject::BasicSettingsObject(QObject *parent) :
+	SettingsObject(parent)
+{
+	
+}
+
+void BasicSettingsObject::changeSetting(const Setting &setting, QVariant value)
+{
+	if (contains(setting.id()))
+	{
+		if(value.isValid())
+			config.setValue(setting.configKey(), value);
+		else
+			config.remove(setting.configKey());
+	}
+}
+
+QVariant BasicSettingsObject::retrieveValue(const Setting &setting)
+{
+	if (contains(setting.id()))
+	{
+		return config.value(setting.configKey());
+	}
+	else
+	{
+		return QVariant();
+	}
+}

depends/settings/src/inifile.cpp

@@ -0,0 +1,86 @@
+/* Copyright 2013 MultiMC Contributors
+ *
+ * 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.
+ */
+
+#include "include/inifile.h"
+
+#include <QFile>
+#include <QTextStream>
+#include <QStringList>
+
+INIFile::INIFile()
+{
+	
+}
+
+bool INIFile::saveFile(QString fileName)
+{
+	// TODO Handle errors.
+	QFile file(fileName);
+	file.open(QIODevice::WriteOnly);
+	QTextStream out(&file);
+	
+	for (Iterator iter = begin(); iter != end(); iter++)
+	{
+		out << iter.key() << "=" << iter.value().toString() << "\n";
+	}
+	
+	return true;
+}
+
+bool INIFile::loadFile(QString fileName)
+{
+	// TODO Handle errors.
+	QFile file(fileName);
+	file.open(QIODevice::ReadOnly);
+	QTextStream	in(&file);
+	
+	QStringList lines = in.readAll().split('\n');
+	for (int i = 0; i < lines.count(); i++)
+	{
+		QString & lineRaw = lines[i];
+		// Ignore comments.
+		QString line = lineRaw.left(lineRaw.indexOf('#')).trimmed();
+		
+		int eqPos = line.indexOf('=');
+		if(eqPos == -1)
+			continue;
+		QString key = line.left(eqPos).trimmed();
+		QString valueStr = line.right(line.length() - eqPos - 1).trimmed();
+		
+		QVariant value(valueStr);
+		/*
+		QString dbg = key;
+		dbg += " = ";
+		dbg += valueStr;
+		qDebug(dbg.toLocal8Bit());
+		*/
+		this->operator [](key) = value;
+	}
+	
+	return true;
+}
+
+QVariant INIFile::get(QString key, QVariant def) const
+{
+	if (!this->contains(key))
+		return def;
+	else
+		return this->operator [](key);
+}
+
+void INIFile::set(QString key, QVariant val)
+{
+	this->operator [](key) = val;
+}

depends/settings/src/inisettingsobject.cpp

@@ -0,0 +1,62 @@
+/* Copyright 2013 MultiMC Contributors
+ *
+ * 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.
+ */
+
+#include "include/inisettingsobject.h"
+#include "include/setting.h"
+
+INISettingsObject::INISettingsObject(const QString &path, QObject *parent) :
+	SettingsObject(parent)
+{
+	m_filePath = path;
+	m_ini.loadFile(path);
+}
+
+void INISettingsObject::setFilePath(const QString &filePath)
+{
+	m_filePath = filePath;
+}
+
+void INISettingsObject::changeSetting(const Setting &setting, QVariant value)
+{
+	if (contains(setting.id()))
+	{
+		if(value.isValid())
+			m_ini.set(setting.configKey(), value);
+		else
+			m_ini.remove(setting.configKey());
+		m_ini.saveFile(m_filePath);
+	}
+}
+
+void INISettingsObject::resetSetting ( const Setting& setting )
+{
+	if (contains(setting.id()))
+	{
+		m_ini.remove(setting.configKey());
+		m_ini.saveFile(m_filePath);
+	}
+}
+
+QVariant INISettingsObject::retrieveValue(const Setting &setting)
+{
+	if (contains(setting.id()))
+	{
+		return m_ini.get(setting.configKey(), QVariant());
+	}
+	else
+	{
+		return QVariant();
+	}
+}

depends/settings/src/keyring.cpp

@@ -0,0 +1,63 @@
+/* Copyright 2013 MultiMC Contributors
+ *
+ * Authors: Orochimarufan <orochimarufan.x3@gmail.com>
+ *
+ * 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.
+ */
+
+#include "include/keyring.h"
+
+#include "osutils.h"
+
+#include "stubkeyring.h"
+
+// system specific keyrings
+/*#if defined(OSX)
+class OSXKeychain;
+#define KEYRING OSXKeychain
+#elif defined(LINUX)
+class XDGKeyring;
+#define KEYRING XDGKeyring
+#elif defined(WINDOWS)
+class Win32Keystore;
+#define KEYRING Win32Keystore
+#else
+#pragma message Keyrings are not supported on your os. Falling back to the insecure StubKeyring
+#endif*/
+
+Keyring *Keyring::instance()
+{
+	if (m_instance == nullptr)
+	{
+#ifdef KEYRING
+		m_instance = new KEYRING();
+		if (!m_instance->isValid())
+		{
+			qWarning("Could not create SystemKeyring! falling back to StubKeyring.");
+			m_instance = new StubKeyring();
+		}
+#else
+		qWarning("Keyrings are not supported on your OS. Fallback StubKeyring is insecure!");
+		m_instance = new StubKeyring();
+#endif
+		atexit(Keyring::destroy);
+	}
+	return m_instance;
+}
+
+void Keyring::destroy()
+{
+	delete m_instance;
+}
+
+Keyring *Keyring::m_instance;

depends/settings/src/overridesetting.cpp

@@ -0,0 +1,30 @@
+/* Copyright 2013 MultiMC Contributors
+ *
+ * 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.
+ */
+
+#include "include/overridesetting.h"
+
+OverrideSetting::OverrideSetting(const QString &name, Setting *other, QObject *parent) :
+	Setting(name, QVariant(), parent)
+{
+	m_other = other;
+}
+
+QVariant OverrideSetting::defValue() const
+{
+	if (m_other)
+		return m_other->get();
+	else
+		return QVariant();
+}

depends/settings/src/setting.cpp

@@ -0,0 +1,54 @@
+/* Copyright 2013 MultiMC Contributors
+ *
+ * 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.
+ */
+
+#include "include/setting.h"
+#include "include/settingsobject.h"
+
+Setting::Setting(QString id, QVariant defVal, QObject *parent) :
+	QObject(parent), m_id(id), m_defVal(defVal)
+{
+	
+}
+
+QVariant Setting::get() const
+{
+	SettingsObject *sbase = qobject_cast<SettingsObject *>(parent());
+	if (!sbase)
+	{
+		return defValue();
+	}
+	else
+	{
+		QVariant test = sbase->retrieveValue(*this);
+		if(!test.isValid())
+			return defValue();
+		return test;
+	}
+}
+
+QVariant Setting::defValue() const
+{
+	return m_defVal;
+}
+
+void Setting::set(QVariant value)
+{
+	emit settingChanged(*this, value);
+}
+
+void Setting::reset()
+{
+	emit settingReset(*this);
+}

depends/settings/src/settingsobject.cpp

@@ -0,0 +1,144 @@
+/* Copyright 2013 MultiMC Contributors
+ *
+ * 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.
+ */
+
+#include "include/settingsobject.h"
+#include "include/setting.h"
+
+#include <QVariant>
+
+SettingsObject *globalSettings;
+
+SettingsObject::SettingsObject(QObject *parent) :
+	QObject(parent)
+{
+	
+}
+
+bool SettingsObject::registerSetting(Setting *setting)
+{
+	// Check if setting is null or we already have a setting with the same ID.
+	if (!setting)
+	{
+		qDebug(QString("Failed to register setting. Setting is null.").
+			   arg(setting->id()).toUtf8());
+		return false; // Fail
+	}
+	
+	if (contains(setting->id()))
+	{
+		qDebug(QString("Failed to register setting %1. ID already exists.").
+			   arg(setting->id()).toUtf8());
+		return false; // Fail
+	}
+	
+	m_settings.insert(setting->id(), setting);
+	setting->setParent(this); // Take ownership.
+	
+	// Connect signals.
+	connectSignals(*setting);
+	
+	// qDebug(QString("Registered setting %1.").arg(setting->id()).toUtf8());
+	return true;
+}
+
+void SettingsObject::unregisterSetting(Setting *setting)
+{
+	if (!setting || !m_settings.contains(setting->id()))
+		return; // We can't unregister something that's not registered.
+	
+	m_settings.remove(setting->id());
+	
+	// Disconnect signals.
+	disconnectSignals(*setting);
+	
+	setting->setParent(NULL); // Drop ownership.
+}
+
+
+Setting *SettingsObject::getSetting(const QString &id) const
+{
+	// Make sure there is a setting with the given ID.
+	if (!m_settings.contains(id))
+		return NULL;
+	
+	return m_settings[id];
+}
+
+QVariant SettingsObject::get(const QString &id) const
+{
+	Setting *setting = getSetting(id);
+	return (setting ? setting->get() : QVariant());
+}
+
+bool SettingsObject::set(const QString &id, QVariant value)
+{
+	Setting *setting = getSetting(id);
+	if (!setting)
+	{
+		qDebug(QString("Error changing setting %1. Setting doesn't exist.").
+			   arg(id).toUtf8());
+		return false;
+	}
+	else
+	{
+		setting->set(value);
+		return true;
+	}
+}
+
+void SettingsObject::reset(const QString &id) const
+{
+	Setting *setting = getSetting(id);
+	if(setting)
+		setting->reset();
+}
+
+
+QList<Setting *> SettingsObject::getSettings()
+{
+	return m_settings.values();
+}
+
+bool SettingsObject::contains(const QString &id)
+{
+	return m_settings.contains(id);
+}
+
+
+void SettingsObject::connectSignals(const Setting &setting)
+{
+	connect(&setting, SIGNAL(settingChanged(const Setting &, QVariant)),
+			SLOT(changeSetting(const Setting &, QVariant)));
+	connect(&setting, SIGNAL(settingChanged(const Setting &, QVariant)),
+			SIGNAL(settingChanged(const Setting &, QVariant)));
+	
+	connect(&setting, SIGNAL(settingReset(Setting)),
+			SLOT(resetSetting(const Setting &)));
+	connect(&setting, SIGNAL(settingReset(Setting)),
+			SIGNAL(settingReset(const Setting &)));
+}
+
+void SettingsObject::disconnectSignals(const Setting &setting)
+{
+	setting.disconnect(SIGNAL(settingChanged(const Setting &, QVariant)),
+					   this, SLOT(changeSetting(const Setting &, QVariant)));
+	setting.disconnect(SIGNAL(settingChanged(const Setting &, QVariant)),
+					   this, SIGNAL(settingChanged(const Setting &, QVariant)));
+	
+	setting.disconnect(SIGNAL(settingReset(const Setting &, QVariant)),
+					   this, SLOT(resetSetting(const Setting &, QVariant)));
+	setting.disconnect(SIGNAL(settingReset(const Setting &, QVariant)),
+					   this, SIGNAL(settingReset(const Setting &, QVariant)));
+}

depends/settings/src/stubkeyring.cpp

@@ -0,0 +1,104 @@
+/* Copyright 2013 MultiMC Contributors
+ *
+ * Authors: Orochimarufan <orochimarufan.x3@gmail.com>
+ *
+ * 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.
+ */
+
+#include "stubkeyring.h"
+
+#include <QStringList>
+
+// Scrambling
+// this is NOT SAFE, but it's not plain either.
+int scrambler = 0x9586309;
+
+QString scramble(QString in_)
+{
+	QByteArray in = in_.toUtf8();
+	QByteArray out;
+	for (int i = 0; i<in.length(); i++)
+		out.append(in.at(i) ^ scrambler);
+	return QString::fromUtf8(out);
+}
+
+inline QString base64(QString in)
+{
+	return QString(in.toUtf8().toBase64());
+}
+inline QString unbase64(QString in)
+{
+	return QString::fromUtf8(QByteArray::fromBase64(in.toLatin1()));
+}
+
+inline QString scramble64(QString in)
+{
+	return base64(scramble(in));
+}
+inline QString unscramble64(QString in)
+{
+	return scramble(unbase64(in));
+}
+
+// StubKeyring implementation
+inline QString generateKey(QString service, QString username)
+{
+	return QString("%1/%2").arg(base64(service)).arg(scramble64(username));
+}
+
+bool StubKeyring::storePassword(QString service, QString username, QString password)
+{
+	m_settings.setValue(generateKey(service, username), scramble64(password));
+	return true;
+}
+
+QString StubKeyring::getPassword(QString service, QString username)
+{
+	QString key = generateKey(service, username);
+	if (!m_settings.contains(key))
+		return QString();
+	return unscramble64(m_settings.value(key).toString());
+}
+
+bool StubKeyring::hasPassword(QString service, QString username)
+{
+	return m_settings.contains(generateKey(service, username));
+}
+
+QStringList StubKeyring::getStoredAccounts(QString service)
+{
+	service = base64(service).append('/');
+	QStringList out;
+	QStringList in(m_settings.allKeys());
+	QStringListIterator it(in);
+	while(it.hasNext())
+	{
+		QString c = it.next();
+		if (c.startsWith(service))
+			out << unscramble64(c.mid(service.length()));
+	}
+	return out;
+}
+
+void StubKeyring::removeStoredAccount ( QString service, QString username )
+{
+	QString key = generateKey(service, username);
+	m_settings.remove(key);
+}
+
+//FIXME: this needs tweaking/changes for user account level storage
+StubKeyring::StubKeyring() :
+//	m_settings(QSettings::UserScope, "Orochimarufan", "Keyring")
+	m_settings("keyring.cfg", QSettings::IniFormat)
+{
+}

depends/settings/src/stubkeyring.h

@@ -0,0 +1,41 @@
+/* Copyright 2013 MultiMC Contributors
+ *
+ * Authors: Orochimarufan <orochimarufan.x3@gmail.com>
+ *
+ * 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.
+ */
+
+#ifndef STUBKEYRING_H
+#define STUBKEYRING_H
+
+#include "include/keyring.h"
+
+#include <QSettings>
+
+class StubKeyring : public Keyring
+{
+public:
+	virtual bool storePassword(QString service, QString username, QString password);
+	virtual QString getPassword(QString service, QString username);
+	virtual bool hasPassword(QString service, QString username);
+	virtual QStringList getStoredAccounts(QString service);
+	virtual void removeStoredAccount(QString service, QString username);
+private:
+	friend class Keyring;
+	explicit StubKeyring();
+	virtual bool isValid() { return true; }
+
+	QSettings m_settings;
+};
+
+#endif // STUBKEYRING_H