feat: add shaderpack validation

Signed-off-by: Rachel Powers <508861+Ryex@users.noreply.github.com>

launcher/minecraft/mod/tasks/LocalShaderPackParseTask.h

@@ -0,0 +1,63 @@
+// SPDX-FileCopyrightText: 2022 Rachel Powers <508861+Ryex@users.noreply.github.com>
+//
+// SPDX-License-Identifier: GPL-3.0-only
+
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2022 Rachel Powers <508861+Ryex@users.noreply.github.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+
+#pragma once
+
+#include <QDebug>
+#include <QObject>
+
+#include "minecraft/mod/ShaderPack.h"
+
+#include "tasks/Task.h"
+
+namespace ShaderPackUtils {
+
+enum class ProcessingLevel { Full, BasicInfoOnly };
+
+bool process(ShaderPack& pack, ProcessingLevel level = ProcessingLevel::Full);
+
+bool processZIP(ShaderPack& pack, ProcessingLevel level = ProcessingLevel::Full);
+bool processFolder(ShaderPack& pack, ProcessingLevel level = ProcessingLevel::Full);
+
+/** Checks whether a file is valid as a resource pack or not. */
+bool validate(QFileInfo file);
+}  // namespace ShaderPackUtils
+
+class LocalShaderPackParseTask : public Task {
+    Q_OBJECT
+   public:
+    LocalShaderPackParseTask(int token, ShaderPack& sp);
+
+    [[nodiscard]] bool canAbort() const override { return true; }
+    bool abort() override;
+
+    void executeTask() override;
+
+    [[nodiscard]] int token() const { return m_token; }
+
+   private:
+    int m_token;
+
+    ShaderPack& m_shader_pack;
+
+    bool m_aborted = false;
+};