pollymc/launcher/MMCZip.h
flow a116778402
fix(Inst.Import): don't search inside 'overrides/' for the manifest
It will never be there anyways, and saves a **bunch** of time when the
overrides folder is big and we traverse all the tree when searching for
the MMC 'instance.cfg' file.

Signed-off-by: flow <flowlnlnln@gmail.com>
2022-12-01 15:15:15 -03:00

143 lines
5.6 KiB
C++

// SPDX-License-Identifier: GPL-3.0-only
/*
* PolyMC - Minecraft Launcher
* Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
*
* 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/>.
*
* This file incorporates work covered by the following copyright and
* permission notice:
*
* Copyright 2013-2021 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 <QString>
#include <QFileInfo>
#include <QSet>
#include "minecraft/mod/Mod.h"
#include <functional>
#include <quazip/JlCompress.h>
#include <optional>
namespace MMCZip
{
using FilterFunction = std::function<bool(const QString &)>;
/**
* Merge two zip files, using a filter function
*/
bool mergeZipFiles(QuaZip *into, QFileInfo from, QSet<QString> &contained,
const FilterFunction filter = nullptr);
/**
* Compress directory, by providing a list of files to compress
* \param zip target archive
* \param dir directory that will be compressed (to compress with relative paths)
* \param files list of files to compress
* \return true for success or false for failure
*/
bool compressDirFiles(QuaZip *zip, QString dir, QFileInfoList files);
/**
* Compress directory, by providing a list of files to compress
* \param fileCompressed target archive file
* \param dir directory that will be compressed (to compress with relative paths)
* \param files list of files to compress
* \return true for success or false for failure
*/
bool compressDirFiles(QString fileCompressed, QString dir, QFileInfoList files);
/**
* take a source jar, add mods to it, resulting in target jar
*/
bool createModdedJar(QString sourceJarPath, QString targetJarPath, const QList<Mod*>& mods);
/**
* Find a single file in archive by file name (not path)
*
* \param ignore_paths paths to skip when recursing the search
*
* \return the path prefix where the file is
*/
QString findFolderOfFileInZip(QuaZip * zip, const QString & what, const QStringList& ignore_paths = {}, const QString &root = QString(""));
/**
* Find a multiple files of the same name in archive by file name
* If a file is found in a path, no deeper paths are searched
*
* \return true if anything was found
*/
bool findFilesInZip(QuaZip * zip, const QString & what, QStringList & result, const QString &root = QString());
/**
* Extract a subdirectory from an archive
*/
std::optional<QStringList> extractSubDir(QuaZip *zip, const QString & subdir, const QString &target);
bool extractRelFile(QuaZip *zip, const QString & file, const QString &target);
/**
* Extract a whole archive.
*
* \param fileCompressed The name of the archive.
* \param dir The directory to extract to, the current directory if left empty.
* \return The list of the full paths of the files extracted, empty on failure.
*/
std::optional<QStringList> extractDir(QString fileCompressed, QString dir);
/**
* Extract a subdirectory from an archive
*
* \param fileCompressed The name of the archive.
* \param subdir The directory within the archive to extract
* \param dir The directory to extract to, the current directory if left empty.
* \return The list of the full paths of the files extracted, empty on failure.
*/
std::optional<QStringList> extractDir(QString fileCompressed, QString subdir, QString dir);
/**
* Extract a single file from an archive into a directory
*
* \param fileCompressed The name of the archive.
* \param file The file within the archive to extract
* \param dir The directory to extract to, the current directory if left empty.
* \return true for success or false for failure
*/
bool extractFile(QString fileCompressed, QString file, QString dir);
/**
* Populate a QFileInfoList with a directory tree recursively, while allowing to excludeFilter what shouldn't be included.
* \param rootDir directory to start off
* \param subDir subdirectory, should be nullptr for first invocation
* \param files resulting list of QFileInfo
* \param excludeFilter function to excludeFilter which files shouldn't be included (returning true means to excude)
* \return true for success or false for failure
*/
bool collectFileListRecursively(const QString &rootDir, const QString &subDir, QFileInfoList *files, FilterFunction excludeFilter);
}