NOISSUE sanitize loading and downloading of metadata files

17 files changed, 155 insertions, 459 deletions

diff --git a/api/logic/meta/BaseEntity.cpp b/api/logic/meta/BaseEntity.cpp
index 87cd55c8..18b7f92f 100644
--- a/api/logic/meta/BaseEntity.cpp
+++ b/api/logic/meta/BaseEntity.cpp
@@ -16,26 +16,125 @@
 #include "BaseEntity.h"
 
 #include "Json.h"
-#include "Util.h"
 
-namespace Meta
+#include "net/Download.h"
+#include "net/HttpMetaCache.h"
+#include "net/NetJob.h"
+
+#include "Env.h"
+#include "Json.h"
+
+class ParsingValidator : public Net::Validator
 {
-BaseEntity::~BaseEntity()
+public: /* con/des */
+	ParsingValidator(Meta::BaseEntity *entity) : m_entity(entity)
+	{
+	};
+	virtual ~ParsingValidator()
+	{
+	};
+
+public: /* methods */
+	bool init(QNetworkRequest &) override
+	{
+		return true;
+	}
+	bool write(QByteArray & data) override
+	{
+		this->data.append(data);
+		return true;
+	}
+	bool abort() override
+	{
+		return true;
+	}
+	bool validate(QNetworkReply &) override
+	{
+		auto fname = m_entity->localFilename();
+		try
+		{
+			m_entity->parse(Json::requireObject(Json::requireDocument(data, fname), fname));
+			return true;
+		}
+		catch (Exception &e)
+		{
+			qWarning() << "Unable to parse response:" << e.cause();
+			return false;
+		}
+	}
+
+private: /* data */
+	QByteArray data;
+	Meta::BaseEntity *m_entity;
+};
+
+Meta::BaseEntity::~BaseEntity()
 {
 }
 
-QUrl BaseEntity::url() const
+QUrl Meta::BaseEntity::url() const
 {
-	return rootUrl().resolved(localFilename());
+	return QUrl("https://meta.multimc.org").resolved(localFilename());
 }
 
-void BaseEntity::notifyLocalLoadComplete()
+bool Meta::BaseEntity::loadLocalFile()
 {
-	m_localLoaded = true;
+	const QString fname = QDir("meta").absoluteFilePath(localFilename());
+	if (!QFile::exists(fname))
+	{
+		return false;
+	}
+	// TODO: check if the file has the expected checksum
+	try
+	{
+		parse(Json::requireObject(Json::requireDocument(fname, fname), fname));
+		return true;
+	}
+	catch (Exception &e)
+	{
+		qDebug() << QString("Unable to parse file %1: %2").arg(fname, e.cause());
+		// just make sure it's gone and we never consider it again.
+		QFile::remove(fname);
+		return false;
+	}
 }
 
-void BaseEntity::notifyRemoteLoadComplete()
+void Meta::BaseEntity::load()
 {
-	m_remoteLoaded = true;
-}
+	if(!isLoaded())
+	{
+		loadLocalFile();
+	}
+	if(!shouldStartRemoteUpdate())
+	{
+		return;
+	}
+	NetJob *job = new NetJob(QObject::tr("Download of meta file %1").arg(localFilename()));
+
+	auto url = this->url();
+	auto entry = ENV.metacache()->resolveEntry("meta", localFilename());
+	entry->setStale(true);
+	auto dl = Net::Download::makeCached(url, entry);
+	/*
+	 * The validator parses the file and loads it into the object.
+	 * If that fails, the file is not written to storage.
+	 */
+	dl->addValidator(new ParsingValidator(this));
+	job->addNetAction(dl);
+	m_updateStatus = UpdateStatus::InProgress;
+	m_updateTask.reset(job);
+	QObject::connect(job, &NetJob::succeeded, [&]()
+	{
+		m_loadStatus = LoadStatus::Remote;
+		m_updateStatus = UpdateStatus::Succeeded;
+		m_updateTask.reset();
+	});
+	QObject::connect(job, &NetJob::failed, [&]()
+	{
+		m_updateStatus = UpdateStatus::Failed;
+		m_updateTask.reset();
+	});
+	m_updateTask->start();
 }
+
+#include "BaseEntity.moc"
diff --git a/api/logic/meta/BaseEntity.h b/api/logic/meta/BaseEntity.h
index 7064e9d2..92a39272 100644
--- a/api/logic/meta/BaseEntity.h
+++ b/api/logic/meta/BaseEntity.h
@@ -15,9 +15,9 @@
 
 #pragma once
 
-#include <QObject>
-#include <memory>
 #include <QJsonObject>
+#include <QObject>
+#include "QObjectPtr.h"
 
 #include "multimc_logic_export.h"
 
@@ -26,29 +26,48 @@ namespace Meta
 {
 class MULTIMC_LOGIC_EXPORT BaseEntity
 {
+public: /* types */
+	using Ptr = std::shared_ptr<BaseEntity>;
+	enum class LoadStatus
+	{
+		NotLoaded,
+		Local,
+		Remote
+	};
+	enum class UpdateStatus
+	{
+		NotDone,
+		InProgress,
+		Failed,
+		Succeeded
+	};
+
 public:
 	virtual ~BaseEntity();
 
-	using Ptr = std::shared_ptr<BaseEntity>;
-
-	virtual std::unique_ptr<Task> remoteUpdateTask() = 0;
-	virtual std::unique_ptr<Task> localUpdateTask() = 0;
 	virtual void merge(const std::shared_ptr<BaseEntity> &other) = 0;
 	virtual void parse(const QJsonObject &obj) = 0;
 
 	virtual QString localFilename() const = 0;
 	virtual QUrl url() const;
 
-	bool isComplete() const { return m_localLoaded || m_remoteLoaded; }
+	bool isLoaded() const
+	{
+		return m_loadStatus > LoadStatus::NotLoaded;
+	}
+	bool shouldStartRemoteUpdate() const
+	{
+		return m_updateStatus == UpdateStatus::NotDone;
+	}
 
-	bool isLocalLoaded() const { return m_localLoaded; }
-	bool isRemoteLoaded() const { return m_remoteLoaded; }
+	void load();
 
-	void notifyLocalLoadComplete();
-	void notifyRemoteLoadComplete();
+protected: /* methods */
+	bool loadLocalFile();
 
 private:
-	bool m_localLoaded = false;
-	bool m_remoteLoaded = false;
+	LoadStatus m_loadStatus = LoadStatus::NotLoaded;
+	UpdateStatus m_updateStatus = UpdateStatus::NotDone;
+	shared_qobject_ptr<Task> m_updateTask;
 };
 }
diff --git a/api/logic/meta/Index.cpp b/api/logic/meta/Index.cpp
index e0e8bc5d..35b9fb6f 100644
--- a/api/logic/meta/Index.cpp
+++ b/api/logic/meta/Index.cpp
@@ -16,9 +16,7 @@
 #include "Index.h"
 
 #include "VersionList.h"
-#include "tasks/LocalLoadTask.h"
-#include "tasks/RemoteLoadTask.h"
-#include "format/Format.h"
+#include "JsonFormat.h"
 
 namespace Meta
 {
@@ -78,15 +76,6 @@ QVariant Index::headerData(int section, Qt::Orientation orientation, int role) c
 	}
 }
 
-std::unique_ptr<Task> Index::remoteUpdateTask()
-{
-	return std::unique_ptr<RemoteLoadTask>(new RemoteLoadTask(this));
-}
-std::unique_ptr<Task> Index::localUpdateTask()
-{
-	return std::unique_ptr<LocalLoadTask>(new LocalLoadTask(this));
-}
-
 bool Index::hasUid(const QString &uid) const
 {
 	return m_uids.contains(uid);
diff --git a/api/logic/meta/Index.h b/api/logic/meta/Index.h
index 37341656..544a8b96 100644
--- a/api/logic/meta/Index.h
+++ b/api/logic/meta/Index.h
@@ -48,19 +48,12 @@ public:
 	int columnCount(const QModelIndex &parent) const override;
 	QVariant headerData(int section, Qt::Orientation orientation, int role) const override;
 
-	std::unique_ptr<Task> remoteUpdateTask() override;
-	std::unique_ptr<Task> localUpdateTask() override;
-
 	QString localFilename() const override { return "index.json"; }
 
 	// queries
 	VersionListPtr get(const QString &uid);
 	VersionPtr get(const QString &uid, const QString &version);
 	bool hasUid(const QString &uid) const;
-	/*
-	VersionListPtr getList(const QString &uid) const;
-	VersionListPtr getListGuaranteed(const QString &uid) const;
-	*/
 
 	QVector<VersionListPtr> lists() const { return m_lists; }
 
diff --git a/api/logic/meta/Index_test.cpp b/api/logic/meta/Index_test.cpp
index b4dbd009..d4343c37 100644
--- a/api/logic/meta/Index_test.cpp
+++ b/api/logic/meta/Index_test.cpp
@@ -16,12 +16,6 @@ slots:
 		QCOMPARE(ENV.metadataIndex(), ENV.metadataIndex());
 	}
 
-	void test_providesTasks()
-	{
-		QVERIFY(ENV.metadataIndex()->localUpdateTask() != nullptr);
-		QVERIFY(ENV.metadataIndex()->remoteUpdateTask() != nullptr);
-	}
-
 	void test_hasUid_and_getList()
 	{
 		Meta::Index windex({std::make_shared<Meta::VersionList>("list1"), std::make_shared<Meta::VersionList>("list2"), std::make_shared<Meta::VersionList>("list3")});
diff --git a/api/logic/meta/format/Format.cpp b/api/logic/meta/JsonFormat.cpp
index 39d3f14f..4e43b715 100644
--- a/api/logic/meta/format/Format.cpp
+++ b/api/logic/meta/JsonFormat.cpp
@@ -13,15 +13,16 @@
  * limitations under the License.
  */
 
-#include "Format.h"
+#include "JsonFormat.h"
 
-#include "minecraft/onesix/OneSixVersionFormat.h""
+// FIXME: remove this from here... somehow
+#include "minecraft/onesix/OneSixVersionFormat.h"
+#include "Json.h"
 
-#include "meta/Index.h"
-#include "meta/Version.h"
-#include "meta/VersionList.h"
+#include "Index.h"
+#include "Version.h"
+#include "VersionList.h"
 
-#include "Json.h"
 using namespace Json;
 
 namespace Meta
diff --git a/api/logic/meta/format/Format.h b/api/logic/meta/JsonFormat.h
index aaed07fc..aaed07fc 100644
--- a/api/logic/meta/format/Format.h
+++ b/api/logic/meta/JsonFormat.h
diff --git a/api/logic/meta/Util.cpp b/api/logic/meta/Util.cpp
deleted file mode 100644
index 76941f83..00000000
--- a/api/logic/meta/Util.cpp
+++ /dev/null
@@ -1,50 +0,0 @@
-/* Copyright 2015-2017 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 "Util.h"
-
-#include <QUrl>
-#include <QDir>
-
-#include "Env.h"
-
-namespace Meta
-{
-QUrl rootUrl()
-{
-	return QUrl("https://meta.multimc.org");
-}
-
-QUrl indexUrl()
-{
-	return rootUrl().resolved(QStringLiteral("index.json"));
-}
-
-QUrl versionListUrl(const QString &uid)
-{
-	return rootUrl().resolved(uid + "/index.json");
-}
-
-QUrl versionUrl(const QString &uid, const QString &version)
-{
-	return rootUrl().resolved(uid + "/" + version + ".json");
-}
-
-QDir localDir()
-{
-	return QDir("meta");
-}
-
-}
diff --git a/api/logic/meta/Util.h b/api/logic/meta/Util.h
deleted file mode 100644
index 188bcaa3..00000000
--- a/api/logic/meta/Util.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/* Copyright 2015-2017 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.
- */
-
-#pragma once
-
-#include "multimc_logic_export.h"
-
-class QUrl;
-class QString;
-class QDir;
-
-namespace Meta
-{
-MULTIMC_LOGIC_EXPORT QUrl rootUrl();
-MULTIMC_LOGIC_EXPORT QDir localDir();
-}
diff --git a/api/logic/meta/Version.cpp b/api/logic/meta/Version.cpp
index b79c178a..f8c865e7 100644
--- a/api/logic/meta/Version.cpp
+++ b/api/logic/meta/Version.cpp
@@ -17,9 +17,7 @@
 
 #include <QDateTime>
 
-#include "tasks/LocalLoadTask.h"
-#include "tasks/RemoteLoadTask.h"
-#include "format/Format.h"
+#include "JsonFormat.h"
 
 namespace Meta
 {
@@ -46,15 +44,6 @@ QDateTime Version::time() const
 	return QDateTime::fromMSecsSinceEpoch(m_time * 1000, Qt::UTC);
 }
 
-std::unique_ptr<Task> Version::remoteUpdateTask()
-{
-	return std::unique_ptr<RemoteLoadTask>(new RemoteLoadTask(this));
-}
-std::unique_ptr<Task> Version::localUpdateTask()
-{
-	return std::unique_ptr<LocalLoadTask>(new LocalLoadTask(this));
-}
-
 void Version::parse(const QJsonObject& obj)
 {
 	parseVersion(obj, this);
diff --git a/api/logic/meta/Version.h b/api/logic/meta/Version.h
index 635b79f6..0be2d94a 100644
--- a/api/logic/meta/Version.h
+++ b/api/logic/meta/Version.h
@@ -56,8 +56,6 @@ public:
 	QVector<Reference> requires() const { return m_requires; }
 	VersionFilePtr data() const { return m_data; }
 
-	std::unique_ptr<Task> remoteUpdateTask() override;
-	std::unique_ptr<Task> localUpdateTask() override;
 	void merge(const std::shared_ptr<BaseEntity> &other) override;
 	void parse(const QJsonObject &obj) override;
 
diff --git a/api/logic/meta/VersionList.cpp b/api/logic/meta/VersionList.cpp
index 7196d4be..a12f5418 100644
--- a/api/logic/meta/VersionList.cpp
+++ b/api/logic/meta/VersionList.cpp
@@ -18,64 +18,11 @@
 #include <QDateTime>
 
 #include "Version.h"
-#include "tasks/RemoteLoadTask.h"
-#include "tasks/LocalLoadTask.h"
-#include "format/Format.h"
+#include "JsonFormat.h"
 #include "Reference.h"
 
 namespace Meta
 {
-
-class WVLLoadTask : public Task
-{
-	Q_OBJECT
-public:
-	explicit WVLLoadTask(VersionList *list, QObject *parent = nullptr)
-		: Task(parent), m_list(list)
-	{
-	}
-
-	bool canAbort() const override
-	{
-		return !m_currentTask || m_currentTask->canAbort();
-	}
-	bool abort() override
-	{
-		return m_currentTask->abort();
-	}
-
-private:
-	void executeTask() override
-	{
-		if (!m_list->isLocalLoaded())
-		{
-			m_currentTask = m_list->localUpdateTask();
-			connect(m_currentTask.get(), &Task::succeeded, this, &WVLLoadTask::next);
-		}
-		else
-		{
-			m_currentTask = m_list->remoteUpdateTask();
-			connect(m_currentTask.get(), &Task::succeeded, this, &WVLLoadTask::emitSucceeded);
-		}
-		connect(m_currentTask.get(), &Task::status, this, &WVLLoadTask::setStatus);
-		connect(m_currentTask.get(), &Task::progress, this, &WVLLoadTask::setProgress);
-		connect(m_currentTask.get(), &Task::failed, this, &WVLLoadTask::emitFailed);
-		m_currentTask->start();
-	}
-
-	void next()
-	{
-		m_currentTask = m_list->remoteUpdateTask();
-		connect(m_currentTask.get(), &Task::status, this, &WVLLoadTask::setStatus);
-		connect(m_currentTask.get(), &Task::progress, this, &WVLLoadTask::setProgress);
-		connect(m_currentTask.get(), &Task::succeeded, this, &WVLLoadTask::emitSucceeded);
-		m_currentTask->start();
-	}
-
-	VersionList *m_list;
-	std::unique_ptr<Task> m_currentTask;
-};
-
 VersionList::VersionList(const QString &uid, QObject *parent)
 	: BaseVersionList(parent), m_uid(uid)
 {
@@ -84,12 +31,13 @@ VersionList::VersionList(const QString &uid, QObject *parent)
 
 Task *VersionList::getLoadTask()
 {
-	return new WVLLoadTask(this);
+	// TODO: create a wrapper task that will chain from root to here.
+	return nullptr;
 }
 
 bool VersionList::isLoaded()
 {
-	return isLocalLoaded() && isRemoteLoaded();
+	return isLoaded();
 }
 
 const BaseVersionPtr VersionList::at(int i) const
@@ -167,15 +115,6 @@ QHash<int, QByteArray> VersionList::roleNames() const
 	return roles;
 }
 
-std::unique_ptr<Task> VersionList::remoteUpdateTask()
-{
-	return std::unique_ptr<RemoteLoadTask>(new RemoteLoadTask(this));
-}
-std::unique_ptr<Task> VersionList::localUpdateTask()
-{
-	return std::unique_ptr<LocalLoadTask>(new LocalLoadTask(this));
-}
-
 QString VersionList::localFilename() const
 {
 	return m_uid + "/index.json";
@@ -200,6 +139,7 @@ void VersionList::setName(const QString &name)
 	m_name = name;
 	emit nameChanged(name);
 }
+
 void VersionList::setVersions(const QVector<VersionPtr> &versions)
 {
 	beginResetModel();
diff --git a/api/logic/meta/VersionList.h b/api/logic/meta/VersionList.h
index 934b20e4..e958475e 100644
--- a/api/logic/meta/VersionList.h
+++ b/api/logic/meta/VersionList.h
@@ -54,9 +54,6 @@ public:
 	RoleList providesRoles() const override;
 	QHash<int, QByteArray> roleNames() const override;
 
-	std::unique_ptr<Task> remoteUpdateTask() override;
-	std::unique_ptr<Task> localUpdateTask() override;
-
 	QString localFilename() const override;
 
 	QString uid() const { return m_uid; }
diff --git a/api/logic/meta/tasks/LocalLoadTask.cpp b/api/logic/meta/tasks/LocalLoadTask.cpp
deleted file mode 100644
index b64fc5d3..00000000
--- a/api/logic/meta/tasks/LocalLoadTask.cpp
+++ /dev/null
@@ -1,57 +0,0 @@
-/* Copyright 2015-2017 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 "LocalLoadTask.h"
-
-#include <QFile>
-
-#include "meta/format/Format.h"
-#include "meta/Util.h"
-#include "meta/Index.h"
-#include "meta/Version.h"
-#include "meta/VersionList.h"
-#include "Env.h"
-#include "Json.h"
-
-namespace Meta
-{
-LocalLoadTask::LocalLoadTask(BaseEntity *entity, QObject *parent)
-	: Task(parent), m_entity(entity)
-{
-}
-
-void LocalLoadTask::executeTask()
-{
-	const QString fname = Meta::localDir().absoluteFilePath(m_entity->localFilename());
-	if (!QFile::exists(fname))
-	{
-		emitFailed(tr("File doesn't exist"));
-		return;
-	}
-	setStatus(tr("Reading %1...").arg(fname));
-	setProgress(0, 0);
-
-	try
-	{
-		m_entity->parse(Json::requireObject(Json::requireDocument(fname, fname), fname));
-		m_entity->notifyLocalLoadComplete();
-		emitSucceeded();
-	}
-	catch (Exception &e)
-	{
-		emitFailed(tr("Unable to parse file %1: %2").arg(fname, e.cause()));
-	}
-}
-}
diff --git a/api/logic/meta/tasks/LocalLoadTask.h b/api/logic/meta/tasks/LocalLoadTask.h
deleted file mode 100644
index 905660ed..00000000
--- a/api/logic/meta/tasks/LocalLoadTask.h
+++ /dev/null
@@ -1,39 +0,0 @@
-/* Copyright 2015-2017 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.
- */
-
-#pragma once
-
-#include "tasks/Task.h"
-#include <memory>
-
-namespace Meta
-{
-class BaseEntity;
-class Index;
-class VersionList;
-class Version;
-
-// FIXME: this is now just an odd function, get rid of it
-class LocalLoadTask : public Task
-{
-	Q_OBJECT
-public:
-	explicit LocalLoadTask(BaseEntity *entity, QObject *parent = nullptr);
-
-private:
-	void executeTask() override;
-	BaseEntity *m_entity;
-};
-}
diff --git a/api/logic/meta/tasks/RemoteLoadTask.cpp b/api/logic/meta/tasks/RemoteLoadTask.cpp
deleted file mode 100644
index b73af021..00000000
--- a/api/logic/meta/tasks/RemoteLoadTask.cpp
+++ /dev/null
@@ -1,103 +0,0 @@
-/* Copyright 2015-2017 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 "RemoteLoadTask.h"
-
-#include "net/Download.h"
-#include "net/HttpMetaCache.h"
-#include "net/NetJob.h"
-#include "meta/format/Format.h"
-#include "meta/Util.h"
-#include "meta/Index.h"
-#include "meta/Version.h"
-#include "meta/VersionList.h"
-#include "Env.h"
-#include "Json.h"
-
-namespace Meta
-{
-
-RemoteLoadTask::RemoteLoadTask(BaseEntity *entity, QObject *parent)
-	: Task(parent), m_entity(entity)
-{
-}
-
-class ParsingValidator : public Net::Validator
-{
-public: /* con/des */
-	ParsingValidator(BaseEntity *entity) : m_entity(entity)
-	{
-	};
-	virtual ~ParsingValidator()
-	{
-	};
-
-public: /* methods */
-	bool init(QNetworkRequest &) override
-	{
-		return true;
-	}
-	bool write(QByteArray & data) override
-	{
-		this->data.append(data);
-		return true;
-	}
-	bool abort() override
-	{
-		return true;
-	}
-	bool validate(QNetworkReply &) override
-	{
-		auto fname = m_entity->localFilename();
-		try
-		{
-			m_entity->parse(Json::requireObject(Json::requireDocument(data, fname), fname));
-			m_entity->notifyRemoteLoadComplete();
-			return true;
-		}
-		catch (Exception &e)
-		{
-			qWarning() << "Unable to parse response:" << e.cause();
-			return false;
-		}
-	}
-
-private: /* data */
-	QByteArray data;
-	BaseEntity *m_entity;
-};
-
-void RemoteLoadTask::executeTask()
-{
-	// FIXME: leak here!!!
-	NetJob *job = new NetJob(tr("Download of meta file %1").arg(m_entity->localFilename()));
-
-	auto url = m_entity->url();
-	auto entry = ENV.metacache()->resolveEntry("meta", m_entity->localFilename());
-	entry->setStale(true);
-	m_dl = Net::Download::makeCached(url, entry);
-	/*
-	 * The validator parses the file and loads it into the object.
-	 * If that fails, the file is not written to storage.
-	 */
-	m_dl->addValidator(new ParsingValidator(m_entity));
-	job->addNetAction(m_dl);
-	connect(job, &NetJob::failed, this, &RemoteLoadTask::emitFailed);
-	connect(job, &NetJob::succeeded, this, &RemoteLoadTask::succeeded);
-	connect(job, &NetJob::status, this, &RemoteLoadTask::setStatus);
-	connect(job, &NetJob::progress, this, &RemoteLoadTask::setProgress);
-	job->start();
-}
-}
diff --git a/api/logic/meta/tasks/RemoteLoadTask.h b/api/logic/meta/tasks/RemoteLoadTask.h
deleted file mode 100644
index 6d81d8ea..00000000
--- a/api/logic/meta/tasks/RemoteLoadTask.h
+++ /dev/null
@@ -1,46 +0,0 @@
-/* Copyright 2015-2017 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.
- */
-
-#pragma once
-
-#include "tasks/Task.h"
-#include <memory>
-
-namespace Net
-{
-class Download;
-}
-
-namespace Meta
-{
-class BaseEntity;
-class Index;
-class VersionList;
-class Version;
-
-// FIXME: this is now just an oddly constructed NetJob, get rid of it.
-class RemoteLoadTask : public Task
-{
-	Q_OBJECT
-public:
-	explicit RemoteLoadTask(BaseEntity *entity, QObject *parent = nullptr);
-
-private:
-	void executeTask() override;
-
-	BaseEntity *m_entity;
-	std::shared_ptr<Net::Download> m_dl;
-};
-}