22 files changed, 238 insertions, 170 deletions

diff --git a/logic/BaseInstance.h b/logic/BaseInstance.h
index a861e9b2..cd49f99b 100644
--- a/logic/BaseInstance.h
+++ b/logic/BaseInstance.h
@@ -155,10 +155,10 @@ public:
 	virtual SettingsObject &settings() const;
 
 	/// returns a valid update task
-	virtual std::shared_ptr<Task> doUpdate(bool only_prepare) = 0;
+	virtual std::shared_ptr<Task> doUpdate() = 0;
 
 	/// returns a valid minecraft process, ready for launch with the given account.
-	virtual MinecraftProcess *prepareForLaunch(MojangAccountPtr account) = 0;
+	virtual MinecraftProcess *prepareForLaunch(AuthSessionPtr account) = 0;
 
 	/// do any necessary cleanups after the instance finishes. also runs before
 	/// 'prepareForLaunch'
diff --git a/logic/LegacyInstance.cpp b/logic/LegacyInstance.cpp
index 2828bcbf..a9f0d112 100644
--- a/logic/LegacyInstance.cpp
+++ b/logic/LegacyInstance.cpp
@@ -42,15 +42,15 @@ LegacyInstance::LegacyInstance(const QString &rootDir, SettingsObject *settings,
 	settings->registerSetting("IntendedJarVersion", "");
 }
 
-std::shared_ptr<Task> LegacyInstance::doUpdate(bool only_prepare)
+std::shared_ptr<Task> LegacyInstance::doUpdate()
 {
 	// make sure the jar mods list is initialized by asking for it.
 	auto list = jarModList();
 	// create an update task
-	return std::shared_ptr<Task>(new LegacyUpdate(this, only_prepare, this));
+	return std::shared_ptr<Task>(new LegacyUpdate(this, this));
 }
 
-MinecraftProcess *LegacyInstance::prepareForLaunch(MojangAccountPtr account)
+MinecraftProcess *LegacyInstance::prepareForLaunch(AuthSessionPtr account)
 {
 	MinecraftProcess *proc = new MinecraftProcess(this);
 
@@ -66,13 +66,14 @@ MinecraftProcess *LegacyInstance::prepareForLaunch(MojangAccountPtr account)
 		if (settings().get("LaunchMaximized").toBool())
 			windowParams = "max";
 		else
-			windowParams = QString("%1x%2").arg(settings().get("MinecraftWinWidth").toInt()).arg(
-				settings().get("MinecraftWinHeight").toInt());
+			windowParams = QString("%1x%2")
+							   .arg(settings().get("MinecraftWinWidth").toInt())
+							   .arg(settings().get("MinecraftWinHeight").toInt());
 
 		QString lwjgl = QDir(MMC->settings()->get("LWJGLDir").toString() + "/" + lwjglVersion())
 							.absolutePath();
-		launchScript += "userName " + account->currentProfile()->name + "\n";
-		launchScript += "sessionId " + account->sessionId() + "\n";
+		launchScript += "userName " + account->player_name + "\n";
+		launchScript += "sessionId " + account->session + "\n";
 		launchScript += "windowTitle " + windowTitle() + "\n";
 		launchScript += "windowParams " + windowParams + "\n";
 		launchScript += "lwjgl " + lwjgl + "\n";
diff --git a/logic/LegacyInstance.h b/logic/LegacyInstance.h
index 1e7d9eb6..636addeb 100644
--- a/logic/LegacyInstance.h
+++ b/logic/LegacyInstance.h
@@ -76,9 +76,9 @@ public:
 
 	virtual bool shouldUpdate() const override;
 	virtual void setShouldUpdate(bool val) override;
-	virtual std::shared_ptr<Task> doUpdate(bool only_prepare) override;
+	virtual std::shared_ptr<Task> doUpdate() override;
 
-	virtual MinecraftProcess *prepareForLaunch(MojangAccountPtr account) override;
+	virtual MinecraftProcess *prepareForLaunch(AuthSessionPtr account) override;
 	virtual void cleanupAfterRun() override;
 	virtual QDialog *createModEditDialog(QWidget *parent) override;
 
diff --git a/logic/LegacyUpdate.cpp b/logic/LegacyUpdate.cpp
index cb3598a7..5d82a76b 100644
--- a/logic/LegacyUpdate.cpp
+++ b/logic/LegacyUpdate.cpp
@@ -27,13 +27,13 @@
 #include "logger/QsLog.h"
 #include "logic/net/URLConstants.h"
 
-LegacyUpdate::LegacyUpdate(BaseInstance *inst, bool only_prepare, QObject *parent)
-	: Task(parent), m_inst(inst), m_only_prepare(only_prepare)
+LegacyUpdate::LegacyUpdate(BaseInstance *inst, QObject *parent) : Task(parent), m_inst(inst)
 {
 }
 
 void LegacyUpdate::executeTask()
 {
+	/*
 	if(m_only_prepare)
 	{
 		// FIXME: think this through some more.
@@ -49,8 +49,9 @@ void LegacyUpdate::executeTask()
 	}
 	else
 	{
-		lwjglStart();
-	}
+		*/
+	lwjglStart();
+	//}
 }
 
 void LegacyUpdate::lwjglStart()
@@ -268,7 +269,6 @@ void LegacyUpdate::jarStart()
 
 	auto dljob = new NetJob("Minecraft.jar for version " + version_id);
 
-
 	auto metacache = MMC->metacache();
 	auto entry = metacache->resolveEntry("versions", localPath);
 	dljob->addNetAction(CacheDownload::make(QUrl(urlstr), entry));
@@ -425,7 +425,7 @@ void LegacyUpdate::ModTheJar()
 		auto &mod = modList->operator[](i);
 
 		// do not merge disabled mods.
-		if(!mod.enabled())
+		if (!mod.enabled())
 			continue;
 
 		if (mod.type() == Mod::MOD_ZIPFILE)
diff --git a/logic/LegacyUpdate.h b/logic/LegacyUpdate.h
index 0b573ca5..613eb1f9 100644
--- a/logic/LegacyUpdate.h
+++ b/logic/LegacyUpdate.h
@@ -31,7 +31,7 @@ class LegacyUpdate : public Task
 {
 	Q_OBJECT
 public:
-	explicit LegacyUpdate(BaseInstance *inst, bool only_prepare, QObject *parent = 0);
+	explicit LegacyUpdate(BaseInstance *inst, QObject *parent = 0);
 	virtual void executeTask();
 
 private
@@ -72,5 +72,4 @@ private:
 private:
 	NetJobPtr legacyDownloadJob;
 	BaseInstance *m_inst = nullptr;
-	bool m_only_prepare = false;
 };
diff --git a/logic/MinecraftProcess.cpp b/logic/MinecraftProcess.cpp
index 84610021..9c0a7074 100644
--- a/logic/MinecraftProcess.cpp
+++ b/logic/MinecraftProcess.cpp
@@ -79,26 +79,18 @@ void MinecraftProcess::setWorkdir(QString path)
 
 QString MinecraftProcess::censorPrivateInfo(QString in)
 {
-	if(!m_account)
+	if(!m_session)
 		return in;
 
-	QString sessionId = m_account->sessionId();
-	QString accessToken = m_account->accessToken();
-	QString clientToken = m_account->clientToken();
-	in.replace(sessionId, "<SESSION ID>");
-	in.replace(accessToken, "<ACCESS TOKEN>");
-	in.replace(clientToken, "<CLIENT TOKEN>");
-	auto profile = m_account->currentProfile();
-	if(profile)
-	{
-		QString profileId = profile->id;
-		QString profileName = profile->name;
-		in.replace(profileId, "<PROFILE ID>");
-		in.replace(profileName, "<PROFILE NAME>");
-	}
+	if(m_session->session != "-")
+		in.replace(m_session->session, "<SESSION ID>");
+	in.replace(m_session->access_token, "<ACCESS TOKEN>");
+	in.replace(m_session->client_token, "<CLIENT TOKEN>");
+	in.replace(m_session->uuid, "<PROFILE ID>");
+	in.replace(m_session->player_name, "<PROFILE NAME>");
 
-	auto i = m_account->user().properties.begin();
-	while (i != m_account->user().properties.end())
+	auto i = m_session->u.properties.begin();
+	while (i != m_session->u.properties.end())
 	{
 		in.replace(i.value(), "<" + i.key().toUpper() + ">");
 		++i;
diff --git a/logic/MinecraftProcess.h b/logic/MinecraftProcess.h
index 70e5df52..26214026 100644
--- a/logic/MinecraftProcess.h
+++ b/logic/MinecraftProcess.h
@@ -78,9 +78,9 @@ public:
 
 	void killMinecraft();
 
-	inline void setLogin(MojangAccountPtr account)
+	inline void setLogin(AuthSessionPtr session)
 	{
-		m_account = account;
+		m_session = session;
 	}
 
 signals:
@@ -117,7 +117,7 @@ protected:
 	QString m_out_leftover;
 	QProcess m_prepostlaunchprocess;
 	bool killed = false;
-	MojangAccountPtr m_account;
+	AuthSessionPtr m_session;
 	QString launchScript;
 	QString m_nativeFolder;
 
diff --git a/logic/OneSixFTBInstance.cpp b/logic/OneSixFTBInstance.cpp
index 54bfbe2b..ca88142a 100644
--- a/logic/OneSixFTBInstance.cpp
+++ b/logic/OneSixFTBInstance.cpp
@@ -104,7 +104,7 @@ bool OneSixFTBInstance::menuActionEnabled(QString action_name) const
 	return false;
 }
 
-std::shared_ptr<Task> OneSixFTBInstance::doUpdate(bool only_prepare)
+std::shared_ptr<Task> OneSixFTBInstance::doUpdate()
 {
 	std::shared_ptr<SequentialTask> task;
 	task.reset(new SequentialTask(this));
@@ -112,11 +112,11 @@ std::shared_ptr<Task> OneSixFTBInstance::doUpdate(bool only_prepare)
 	{
 		task->addTask(std::shared_ptr<Task>(MMC->forgelist()->getLoadTask()));
 	}
-	task->addTask(OneSixInstance::doUpdate(only_prepare));
+	task->addTask(OneSixInstance::doUpdate());
 	task->addTask(std::shared_ptr<Task>(new OneSixFTBInstanceForge(m_forge->version(), this, this)));
 	//FIXME: yes. this may appear dumb. but the previous step can change the list, so we do it all again.
 	//TODO: Add a graph task. Construct graphs of tasks so we may capture the logic properly.
-	task->addTask(OneSixInstance::doUpdate(only_prepare));
+	task->addTask(OneSixInstance::doUpdate());
 	return task;
 }
 
diff --git a/logic/OneSixFTBInstance.h b/logic/OneSixFTBInstance.h
index dc028819..bc543aeb 100644
--- a/logic/OneSixFTBInstance.h
+++ b/logic/OneSixFTBInstance.h
@@ -13,7 +13,7 @@ public:
 	virtual QString getStatusbarDescription();
 	virtual bool menuActionEnabled(QString action_name) const;
 
-	virtual std::shared_ptr<Task> doUpdate(bool only_prepare) override;
+	virtual std::shared_ptr<Task> doUpdate() override;
 
 	virtual QString id() const;
 
diff --git a/logic/OneSixInstance.cpp b/logic/OneSixInstance.cpp
index 88c40316..8ecbe7a0 100644
--- a/logic/OneSixInstance.cpp
+++ b/logic/OneSixInstance.cpp
@@ -46,9 +46,9 @@ OneSixInstance::OneSixInstance(const QString &rootDir, SettingsObject *settings,
 	}
 }
 
-std::shared_ptr<Task> OneSixInstance::doUpdate(bool only_prepare)
+std::shared_ptr<Task> OneSixInstance::doUpdate()
 {
-	return std::shared_ptr<Task>(new OneSixUpdate(this, only_prepare));
+	return std::shared_ptr<Task>(new OneSixUpdate(this));
 }
 
 QString replaceTokensIn(QString text, QMap<QString, QString> with)
@@ -135,7 +135,7 @@ QDir OneSixInstance::reconstructAssets(std::shared_ptr<OneSixVersion> version)
 	return virtualRoot;
 }
 
-QStringList OneSixInstance::processMinecraftArgs(MojangAccountPtr account)
+QStringList OneSixInstance::processMinecraftArgs(AuthSessionPtr session)
 {
 	I_D(OneSixInstance);
 	auto version = d->version;
@@ -147,17 +147,11 @@ QStringList OneSixInstance::processMinecraftArgs(MojangAccountPtr account)
 
 	QMap<QString, QString> token_mapping;
 	// yggdrasil!
-	token_mapping["auth_username"] = account->username();
-	token_mapping["auth_session"] = account->sessionId();
-	token_mapping["auth_access_token"] = account->accessToken();
-	token_mapping["auth_player_name"] = account->currentProfile()->name;
-	token_mapping["auth_uuid"] = account->currentProfile()->id;
-
-	// this is for offline?:
-	/*
-	map["auth_player_name"] = "Player";
-	map["auth_player_name"] = "00000000-0000-0000-0000-000000000000";
-	*/
+	token_mapping["auth_username"] = session->username;
+	token_mapping["auth_session"] = session->session;
+	token_mapping["auth_access_token"] = session->access_token;
+	token_mapping["auth_player_name"] = session->player_name;
+	token_mapping["auth_uuid"] = session->uuid;
 
 	// these do nothing and are stupid.
 	token_mapping["profile_name"] = name();
@@ -168,17 +162,8 @@ QStringList OneSixInstance::processMinecraftArgs(MojangAccountPtr account)
 	QString absAssetsDir = QDir("assets/").absolutePath();
 	token_mapping["game_assets"] = reconstructAssets(d->version).absolutePath();
 
-	auto user = account->user();
-	QJsonObject userAttrs;
-	for (auto key : user.properties.keys())
-	{
-		auto array = QJsonArray::fromStringList(user.properties.values(key));
-		userAttrs.insert(key, array);
-	}
-	QJsonDocument value(userAttrs);
-
-	token_mapping["user_properties"] = value.toJson(QJsonDocument::Compact);
-	token_mapping["user_type"] = account->currentProfile()->legacy ? "legacy" : "mojang";
+	token_mapping["user_properties"] = session->serializeUserProperties();
+	token_mapping["user_type"] = session->user_type;
 	// 1.7.3+ assets tokens
 	token_mapping["assets_root"] = absAssetsDir;
 	token_mapping["assets_index_name"] = version->assets;
@@ -191,7 +176,7 @@ QStringList OneSixInstance::processMinecraftArgs(MojangAccountPtr account)
 	return parts;
 }
 
-MinecraftProcess *OneSixInstance::prepareForLaunch(MojangAccountPtr account)
+MinecraftProcess *OneSixInstance::prepareForLaunch(AuthSessionPtr session)
 {
 	I_D(OneSixInstance);
 
@@ -216,7 +201,7 @@ MinecraftProcess *OneSixInstance::prepareForLaunch(MojangAccountPtr account)
 	}
 	launchScript += "mainClass " + version->mainClass + "\n";
 
-	for (auto param : processMinecraftArgs(account))
+	for (auto param : processMinecraftArgs(session))
 	{
 		launchScript += "param " + param + "\n";
 	}
diff --git a/logic/OneSixInstance.h b/logic/OneSixInstance.h
index ee64e886..5aa12e44 100644
--- a/logic/OneSixInstance.h
+++ b/logic/OneSixInstance.h
@@ -36,8 +36,8 @@ public:
 	QString loaderModsDir() const;
 	virtual QString instanceConfigFolder() const override;
 
-	virtual std::shared_ptr<Task> doUpdate(bool only_prepare) override;
-	virtual MinecraftProcess *prepareForLaunch(MojangAccountPtr account) override;
+	virtual std::shared_ptr<Task> doUpdate() override;
+	virtual MinecraftProcess *prepareForLaunch(AuthSessionPtr session) override;
 
 	virtual void cleanupAfterRun() override;
 
@@ -72,6 +72,6 @@ signals:
 	void versionReloaded();
 
 private:
-	QStringList processMinecraftArgs(MojangAccountPtr account);
+	QStringList processMinecraftArgs(AuthSessionPtr account);
 	QDir reconstructAssets(std::shared_ptr<OneSixVersion> version);
 };
diff --git a/logic/OneSixUpdate.cpp b/logic/OneSixUpdate.cpp
index c056bc4c..d3ac80c2 100644
--- a/logic/OneSixUpdate.cpp
+++ b/logic/OneSixUpdate.cpp
@@ -35,8 +35,8 @@
 #include "pathutils.h"
 #include <JlCompress.h>
 
-OneSixUpdate::OneSixUpdate(BaseInstance *inst, bool only_prepare, QObject *parent)
-	: Task(parent), m_inst(inst), m_only_prepare(only_prepare)
+OneSixUpdate::OneSixUpdate(BaseInstance *inst, QObject *parent)
+	: Task(parent), m_inst(inst)
 {
 }
 
@@ -52,12 +52,6 @@ void OneSixUpdate::executeTask()
 		return;
 	}
 
-	if (m_only_prepare)
-	{
-		prepareForLaunch();
-		return;
-	}
-
 	if (m_inst->shouldUpdate())
 	{
 		// Get a pointer to the version object that corresponds to the instance's version.
@@ -222,7 +216,7 @@ void OneSixUpdate::assetIndexFailed()
 
 void OneSixUpdate::assetsFinished()
 {
-	prepareForLaunch();
+	emitSucceeded();
 }
 
 void OneSixUpdate::assetsFailed()
@@ -330,43 +324,3 @@ void OneSixUpdate::jarlibFailed()
 	emitFailed("Failed to download the following files:\n" + failed_all +
 			   "\n\nPlease try again.");
 }
-
-void OneSixUpdate::prepareForLaunch()
-{
-	setStatus(tr("Preparing for launch..."));
-	QLOG_INFO() << m_inst->name() << ": preparing for launch";
-	auto OneSix_inst = (OneSixInstance *)m_inst;
-
-	// delete any leftovers, if they are present.
-	OneSix_inst->cleanupAfterRun();
-
-	QString natives_dir_raw = PathCombine(OneSix_inst->instanceRoot(), "natives/");
-	auto version = OneSix_inst->getFullVersion();
-	if (!version)
-	{
-		emitFailed("The version information for this instance is not complete. Try re-creating "
-				   "it or changing the version.");
-		return;
-	}
-	/*
-	for (auto lib : version->getActiveNativeLibs())
-	{
-		if (!lib->filesExist())
-		{
-			emitFailed("Native library is missing some files:\n" + lib->storagePath() +
-					   "\n\nRun the instance at least once in online mode to get all the "
-					   "required files.");
-			return;
-		}
-		if (!lib->extractTo(natives_dir_raw))
-		{
-			emitFailed("Could not extract the native library:\n" + lib->storagePath() + " to " +
-					   natives_dir_raw +
-					   "\n\nMake sure MultiMC has appropriate permissions and there is enough "
-					   "space on the storage device.");
-			return;
-		}
-	}
-*/
-	emitSucceeded();
-}
diff --git a/logic/OneSixUpdate.h b/logic/OneSixUpdate.h
index bc717a94..3c18211e 100644
--- a/logic/OneSixUpdate.h
+++ b/logic/OneSixUpdate.h
@@ -29,7 +29,7 @@ class OneSixUpdate : public Task
 {
 	Q_OBJECT
 public:
-	explicit OneSixUpdate(BaseInstance *inst, bool prepare_for_launch, QObject *parent = 0);
+	explicit OneSixUpdate(BaseInstance *inst, QObject *parent = 0);
 	virtual void executeTask();
 
 private
@@ -49,9 +49,6 @@ slots:
 	void assetsFinished();
 	void assetsFailed();
 
-	// extract the appropriate libraries
-	void prepareForLaunch();
-
 private:
 	NetJobPtr specificVersionDownloadJob;
 	NetJobPtr jarlibDownloadJob;
@@ -59,5 +56,4 @@ private:
 	// target version, determined during this task
 	std::shared_ptr<MinecraftVersion> targetVersion;
 	BaseInstance *m_inst = nullptr;
-	bool m_only_prepare = false;
 };
diff --git a/logic/auth/AuthSession.cpp b/logic/auth/AuthSession.cpp
new file mode 100644
index 00000000..8758bfbd
--- /dev/null
+++ b/logic/auth/AuthSession.cpp
@@ -0,0 +1,30 @@
+#include "AuthSession.h"
+#include <QJsonObject>
+#include <QJsonArray>
+#include <QJsonDocument>
+#include <QStringList>
+
+QString AuthSession::serializeUserProperties()
+{
+	QJsonObject userAttrs;
+	for (auto key : u.properties.keys())
+	{
+		auto array = QJsonArray::fromStringList(u.properties.values(key));
+		userAttrs.insert(key, array);
+	}
+	QJsonDocument value(userAttrs);
+	return value.toJson(QJsonDocument::Compact);
+
+}
+
+bool AuthSession::MakeOffline(QString offline_playername)
+{
+	if (status != PlayableOffline && status != PlayableOnline)
+	{
+		return false;
+	}
+	session = "-";
+	player_name = offline_playername;
+	status = PlayableOffline;
+	return true;
+}
diff --git a/logic/auth/AuthSession.h b/logic/auth/AuthSession.h
new file mode 100644
index 00000000..2ac170fa
--- /dev/null
+++ b/logic/auth/AuthSession.h
@@ -0,0 +1,49 @@
+#pragma once
+
+#include <QString>
+#include <QMultiMap>
+#include <memory>
+
+struct User
+{
+	QString id;
+	QMultiMap<QString, QString> properties;
+};
+
+struct AuthSession
+{
+	bool MakeOffline(QString offline_playername);
+
+	QString serializeUserProperties();
+
+	enum Status
+	{
+		Undetermined,
+		RequiresPassword,
+		PlayableOffline,
+		PlayableOnline
+	} status = Undetermined;
+
+	User u;
+
+	// client token
+	QString client_token;
+	// account user name
+	QString username;
+	// combined session ID
+	QString session;
+	// volatile auth token
+	QString access_token;
+	// profile name
+	QString player_name;
+	// profile ID
+	QString uuid;
+	// 'legacy' or 'mojang', depending on account type
+	QString user_type;
+	// Did the auth server reply?
+	bool auth_server_online = false;
+	// Did the user request online mode?
+	bool wants_online = true;
+};
+
+typedef std::shared_ptr<AuthSession> AuthSessionPtr;
diff --git a/logic/auth/MojangAccount.cpp b/logic/auth/MojangAccount.cpp
index f41985ec..6c937ef1 100644
--- a/logic/auth/MojangAccount.cpp
+++ b/logic/auth/MojangAccount.cpp
@@ -24,6 +24,7 @@
 #include <QJsonArray>
 #include <QRegExp>
 #include <QStringList>
+#include <QJsonDocument>
 
 #include <logger/QsLog.h>
 
@@ -165,15 +166,26 @@ AccountStatus MojangAccount::accountStatus() const
 {
 	if (m_accessToken.isEmpty())
 		return NotVerified;
-	if (!m_online)
+	else
 		return Verified;
-	return Online;
 }
 
-std::shared_ptr<YggdrasilTask> MojangAccount::login(QString password)
+std::shared_ptr<YggdrasilTask> MojangAccount::login(AuthSessionPtr session,
+													QString password)
 {
-	if (m_currentTask)
-		return m_currentTask;
+	Q_ASSERT(m_currentTask.get() == nullptr);
+
+	// take care of the true offline status
+	if (accountStatus() == NotVerified && password.isEmpty())
+	{
+		if (session)
+		{
+			session->status = AuthSession::RequiresPassword;
+			fillSession(session);
+		}
+		return nullptr;
+	}
+
 	if (password.isEmpty())
 	{
 		m_currentTask.reset(new RefreshTask(this));
@@ -182,6 +194,8 @@ std::shared_ptr<YggdrasilTask> MojangAccount::login(QString password)
 	{
 		m_currentTask.reset(new AuthenticateTask(this, password));
 	}
+	m_currentTask->assignSession(session);
+
 	connect(m_currentTask.get(), SIGNAL(succeeded()), SLOT(authSucceeded()));
 	connect(m_currentTask.get(), SIGNAL(failed(QString)), SLOT(authFailed(QString)));
 	return m_currentTask;
@@ -189,24 +203,76 @@ std::shared_ptr<YggdrasilTask> MojangAccount::login(QString password)
 
 void MojangAccount::authSucceeded()
 {
-	m_online = true;
+	auto session = m_currentTask->getAssignedSession();
+	if (session)
+	{
+		session->status =
+			session->wants_online ? AuthSession::PlayableOnline : AuthSession::PlayableOffline;
+		fillSession(session);
+		session->auth_server_online = true;
+	}
 	m_currentTask.reset();
 	emit changed();
 }
 
 void MojangAccount::authFailed(QString reason)
 {
+	auto session = m_currentTask->getAssignedSession();
 	// This is emitted when the yggdrasil tasks time out or are cancelled.
 	// -> we treat the error as no-op
 	if (reason == "Yggdrasil task cancelled.")
 	{
-		// do nothing
+		if (session)
+		{
+			session->status = accountStatus() == Verified ? AuthSession::PlayableOffline
+														  : AuthSession::RequiresPassword;
+			session->auth_server_online = false;
+			fillSession(session);
+		}
 	}
 	else
 	{
-		m_online = false;
 		m_accessToken = QString();
 		emit changed();
+		if (session)
+		{
+			session->status = AuthSession::RequiresPassword;
+			session->auth_server_online = true;
+			fillSession(session);
+		}
 	}
 	m_currentTask.reset();
 }
+
+void MojangAccount::fillSession(AuthSessionPtr session)
+{
+	// the user name. you have to have an user name
+	session->username = m_username;
+	// volatile auth token
+	session->access_token = m_accessToken;
+	// the semi-permanent client token
+	session->client_token = m_clientToken;
+	if (currentProfile())
+	{
+		// profile name
+		session->player_name = currentProfile()->name;
+		// profile ID
+		session->uuid = currentProfile()->id;
+		// 'legacy' or 'mojang', depending on account type
+		session->user_type = currentProfile()->legacy ? "legacy" : "mojang";
+		if (!session->access_token.isEmpty())
+		{
+			session->session = "token:" + m_accessToken + ":" + m_profiles[m_currentProfile].id;
+		}
+		else
+		{
+			session->session = "-";
+		}
+	}
+	else
+	{
+		session->player_name = "Player";
+		session->session = "-";
+	}
+	session->u = user();
+}
diff --git a/logic/auth/MojangAccount.h b/logic/auth/MojangAccount.h
index dd5d54ae..a0565e2c 100644
--- a/logic/auth/MojangAccount.h
+++ b/logic/auth/MojangAccount.h
@@ -23,6 +23,7 @@
 #include <QMap>
 
 #include <memory>
+#include "AuthSession.h"
 
 class Task;
 class YggdrasilTask;
@@ -45,17 +46,10 @@ struct AccountProfile
 	bool legacy;
 };
 
-struct User
-{
-	QString id;
-	QMultiMap<QString,QString> properties;
-};
-
 enum AccountStatus
 {
 	NotVerified,
-	Verified,
-	Online
+	Verified
 };
 
 /**
@@ -84,7 +78,7 @@ public: /* construction */
 	QJsonObject saveToJson() const;
 
 public: /* manipulation */
-	/**
+		/**
 	 * Sets the currently selected profile to the profile with the given ID string.
 	 * If profileId is not in the list of available profiles, the function will simply return
 	 * false.
@@ -95,12 +89,9 @@ public: /* manipulation */
 	 * Attempt to login. Empty password means we use the token.
 	 * If the attempt fails because we already are performing some task, it returns false.
 	 */
-	std::shared_ptr<YggdrasilTask> login(QString password = QString());
+	std::shared_ptr<YggdrasilTask> login(AuthSessionPtr session,
+										 QString password = QString());
 
-	void downgrade()
-	{
-		m_online = false;
-	}
 public: /* queries */
 	const QString &username() const
 	{
@@ -122,19 +113,11 @@ public: /* queries */
 		return m_profiles;
 	}
 
-	const User & user()
+	const User &user()
 	{
 		return m_user;
 	}
 
-	//! Get the session ID required for legacy Minecraft versions
-	QString sessionId() const
-	{
-		if (m_currentProfile != -1 && !m_accessToken.isEmpty())
-			return "token:" + m_accessToken + ":" + m_profiles[m_currentProfile].id;
-		return "-";
-	}
-
 	//! Returns the currently selected profile (if none, returns nullptr)
 	const AccountProfile *currentProfile() const;
 
@@ -169,16 +152,17 @@ protected: /* variables */
 	// the user structure, whatever it is.
 	User m_user;
 
-	// true when the account is verified
-	bool m_online = false;
-
 	// current task we are executing here
 	std::shared_ptr<YggdrasilTask> m_currentTask;
 
-private slots:
+private
+slots:
 	void authSucceeded();
 	void authFailed(QString reason);
 
+private:
+	void fillSession(AuthSessionPtr session);
+
 public:
 	friend class YggdrasilTask;
 	friend class AuthenticateTask;
diff --git a/logic/auth/YggdrasilTask.h b/logic/auth/YggdrasilTask.h
index 85f5a1e1..4a87067a 100644
--- a/logic/auth/YggdrasilTask.h
+++ b/logic/auth/YggdrasilTask.h
@@ -36,6 +36,21 @@ public:
 	explicit YggdrasilTask(MojangAccount * account, QObject *parent = 0);
 
 	/**
+	 * assign a session to this task. the session will be filled with required infomration
+	 * upon completion
+	 */
+	void assignSession(AuthSessionPtr session)
+	{
+		m_session = session;
+	}
+
+	/// get the assigned session for filling with information.
+	AuthSessionPtr getAssignedSession()
+	{
+		return m_session;
+	}
+
+	/**
 	 * Class describing a Yggdrasil error response.
 	 */
 	struct Error
@@ -117,4 +132,6 @@ protected:
 
 	const int timeout_max = 10000;
 	const int time_step = 50;
+
+	AuthSessionPtr m_session;
 };
diff --git a/logic/auth/flows/RefreshTask.cpp b/logic/auth/flows/RefreshTask.cpp
index f63c736e..5a55ed91 100644
--- a/logic/auth/flows/RefreshTask.cpp
+++ b/logic/auth/flows/RefreshTask.cpp
@@ -25,8 +25,7 @@
 
 #include "logger/QsLog.h"
 
-RefreshTask::RefreshTask(MojangAccount *account, QObject *parent)
-	: YggdrasilTask(account, parent)
+RefreshTask::RefreshTask(MojangAccount *account) : YggdrasilTask(account)
 {
 }
 
@@ -126,7 +125,6 @@ bool RefreshTask::processResponse(QJsonObject responseData)
 		m_account->m_user = u;
 	}
 
-
 	// We've made it through the minefield of possible errors. Return true to indicate that
 	// we've succeeded.
 	QLOG_DEBUG() << "Finished reading refresh response.";
diff --git a/logic/auth/flows/RefreshTask.h b/logic/auth/flows/RefreshTask.h
index 2fd50c60..0dadc025 100644
--- a/logic/auth/flows/RefreshTask.h
+++ b/logic/auth/flows/RefreshTask.h
@@ -30,7 +30,7 @@ class RefreshTask : public YggdrasilTask
 {
 	Q_OBJECT
 public:
-	RefreshTask(MojangAccount * account, QObject *parent = 0);
+	RefreshTask(MojangAccount * account);
 
 protected:
 	virtual QJsonObject getRequestContent() const;
@@ -41,3 +41,4 @@ protected:
 
 	QString getStateMessage(const YggdrasilTask::State state) const;
 };
+
diff --git a/logic/net/NetJob.cpp b/logic/net/NetJob.cpp
index 8b79bc54..9e800d13 100644
--- a/logic/net/NetJob.cpp
+++ b/logic/net/NetJob.cpp
@@ -31,7 +31,6 @@ void NetJob::partSucceeded(int index)
 	num_succeeded++;
 	QLOG_INFO() << m_job_name.toLocal8Bit() << "progress:" << num_succeeded << "/"
 				<< downloads.size();
-	emit filesProgress(num_succeeded, num_failed, downloads.size());
 
 	if (num_failed + num_succeeded == downloads.size())
 	{
@@ -55,7 +54,6 @@ void NetJob::partFailed(int index)
 	{
 		QLOG_ERROR() << "Part" << index << "failed 3 times (" << downloads[index]->m_url << ")";
 		num_failed++;
-		emit filesProgress(num_succeeded, num_failed, downloads.size());
 		if (num_failed + num_succeeded == downloads.size())
 		{
 			QLOG_ERROR() << m_job_name.toLocal8Bit() << "failed.";
diff --git a/logic/net/NetJob.h b/logic/net/NetJob.h
index 68c4c408..03d6a36e 100644
--- a/logic/net/NetJob.h
+++ b/logic/net/NetJob.h
@@ -84,7 +84,6 @@ public:
 	{
 		return m_job_name;
 	}
-	;
 	virtual bool isRunning() const
 	{
 		return m_running;
@@ -94,7 +93,6 @@ public:
 signals:
 	void started();
 	void progress(qint64 current, qint64 total);
-	void filesProgress(int, int, int);
 	void succeeded();
 	void failed();
 public