91a5c4bdcb
This is, in many cases, more reliable than name comparisons, so it's useful specially in cases where a mod changes name between versions Signed-off-by: flow <flowlnlnln@gmail.com>
317 lines
9.5 KiB
C++
317 lines
9.5 KiB
C++
// SPDX-License-Identifier: GPL-3.0-only
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/*
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* PolyMC - Minecraft Launcher
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* Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 3.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "Packwiz.h"
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#include <QDebug>
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#include <QDir>
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#include <QObject>
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#include "toml.h"
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#include "FileSystem.h"
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#include "minecraft/mod/Mod.h"
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#include "modplatform/ModIndex.h"
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namespace Packwiz {
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auto getRealIndexName(QDir& index_dir, QString normalized_fname, bool should_find_match) -> QString
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{
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QFile index_file(index_dir.absoluteFilePath(normalized_fname));
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QString real_fname = normalized_fname;
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if (!index_file.exists()) {
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// Tries to get similar entries
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for (auto& file_name : index_dir.entryList(QDir::Filter::Files)) {
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if (!QString::compare(normalized_fname, file_name, Qt::CaseInsensitive)) {
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real_fname = file_name;
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break;
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}
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}
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if(should_find_match && !QString::compare(normalized_fname, real_fname, Qt::CaseSensitive)){
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qCritical() << "Could not find a match for a valid metadata file!";
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qCritical() << "File: " << normalized_fname;
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return {};
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}
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}
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return real_fname;
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}
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// Helpers
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static inline auto indexFileName(QString const& mod_name) -> QString
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{
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if(mod_name.endsWith(".pw.toml"))
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return mod_name;
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return QString("%1.pw.toml").arg(mod_name);
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}
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static ModPlatform::ProviderCapabilities ProviderCaps;
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// Helper functions for extracting data from the TOML file
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auto stringEntry(toml_table_t* parent, const char* entry_name) -> QString
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{
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toml_datum_t var = toml_string_in(parent, entry_name);
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if (!var.ok) {
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qCritical() << QString("Failed to read str property '%1' in mod metadata.").arg(entry_name);
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return {};
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}
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QString tmp = var.u.s;
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free(var.u.s);
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return tmp;
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}
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auto intEntry(toml_table_t* parent, const char* entry_name) -> int
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{
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toml_datum_t var = toml_int_in(parent, entry_name);
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if (!var.ok) {
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qCritical() << QString("Failed to read int property '%1' in mod metadata.").arg(entry_name);
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return {};
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}
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return var.u.i;
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}
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auto V1::createModFormat(QDir& index_dir, ModPlatform::IndexedPack& mod_pack, ModPlatform::IndexedVersion& mod_version) -> Mod
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{
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Mod mod;
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mod.name = mod_pack.name;
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mod.filename = mod_version.fileName;
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if(mod_pack.provider == ModPlatform::Provider::FLAME){
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mod.mode = "metadata:curseforge";
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}
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else {
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mod.mode = "url";
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mod.url = mod_version.downloadUrl;
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}
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mod.hash_format = mod_version.hash_type;
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mod.hash = mod_version.hash;
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mod.provider = mod_pack.provider;
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mod.file_id = mod_version.fileId;
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mod.project_id = mod_pack.addonId;
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return mod;
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}
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auto V1::createModFormat(QDir& index_dir, ::Mod& internal_mod) -> Mod
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{
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auto mod_name = internal_mod.name();
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// Try getting metadata if it exists
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Mod mod { getIndexForMod(index_dir, mod_name) };
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if(mod.isValid())
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return mod;
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qWarning() << QString("Tried to create mod metadata with a Mod without metadata!");
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return {};
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}
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void V1::updateModIndex(QDir& index_dir, Mod& mod)
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{
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if(!mod.isValid()){
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qCritical() << QString("Tried to update metadata of an invalid mod!");
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return;
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}
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// Ensure the corresponding mod's info exists, and create it if not
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auto normalized_fname = indexFileName(mod.name);
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auto real_fname = getRealIndexName(index_dir, normalized_fname);
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QFile index_file(index_dir.absoluteFilePath(real_fname));
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if (real_fname != normalized_fname)
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index_file.rename(normalized_fname);
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// There's already data on there!
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// TODO: We should do more stuff here, as the user is likely trying to
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// override a file. In this case, check versions and ask the user what
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// they want to do!
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if (index_file.exists()) { index_file.remove(); }
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if (!index_file.open(QIODevice::ReadWrite)) {
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qCritical() << QString("Could not open file %1!").arg(indexFileName(mod.name));
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return;
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}
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// Put TOML data into the file
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QTextStream in_stream(&index_file);
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auto addToStream = [&in_stream](QString&& key, QString value) { in_stream << QString("%1 = \"%2\"\n").arg(key, value); };
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{
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addToStream("name", mod.name);
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addToStream("filename", mod.filename);
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addToStream("side", mod.side);
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in_stream << QString("\n[download]\n");
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addToStream("mode", mod.mode);
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addToStream("url", mod.url.toString());
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addToStream("hash-format", mod.hash_format);
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addToStream("hash", mod.hash);
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in_stream << QString("\n[update]\n");
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in_stream << QString("[update.%1]\n").arg(ProviderCaps.name(mod.provider));
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switch(mod.provider){
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case(ModPlatform::Provider::FLAME):
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in_stream << QString("file-id = %1\n").arg(mod.file_id.toString());
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in_stream << QString("project-id = %1\n").arg(mod.project_id.toString());
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break;
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case(ModPlatform::Provider::MODRINTH):
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addToStream("mod-id", mod.mod_id().toString());
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addToStream("version", mod.version().toString());
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break;
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}
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}
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index_file.close();
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}
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void V1::deleteModIndex(QDir& index_dir, QString& mod_name)
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{
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auto normalized_fname = indexFileName(mod_name);
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auto real_fname = getRealIndexName(index_dir, normalized_fname);
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if (real_fname.isEmpty())
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return;
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QFile index_file(index_dir.absoluteFilePath(real_fname));
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if (!index_file.exists()) {
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qWarning() << QString("Tried to delete non-existent mod metadata for %1!").arg(mod_name);
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return;
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}
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if (!index_file.remove()) {
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qWarning() << QString("Failed to remove metadata for mod %1!").arg(mod_name);
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}
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}
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void V1::deleteModIndex(QDir& index_dir, QVariant& mod_id)
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{
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for (auto& file_name : index_dir.entryList(QDir::Filter::Files)) {
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auto mod = getIndexForMod(index_dir, file_name);
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if (mod.mod_id() == mod_id) {
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deleteModIndex(index_dir, mod.name);
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break;
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}
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}
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}
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auto V1::getIndexForMod(QDir& index_dir, QString& index_file_name) -> Mod
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{
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Mod mod;
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auto normalized_fname = indexFileName(index_file_name);
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auto real_fname = getRealIndexName(index_dir, normalized_fname, true);
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if (real_fname.isEmpty())
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return {};
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QFile index_file(index_dir.absoluteFilePath(real_fname));
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if (!index_file.open(QIODevice::ReadOnly)) {
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qWarning() << QString("Failed to open mod metadata for %1").arg(index_file_name);
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return {};
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}
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toml_table_t* table = nullptr;
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// NOLINTNEXTLINE(modernize-avoid-c-arrays)
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char errbuf[200];
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auto file_bytearray = index_file.readAll();
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table = toml_parse(file_bytearray.data(), errbuf, sizeof(errbuf));
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index_file.close();
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if (!table) {
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qWarning() << QString("Could not open file %1!").arg(indexFileName(index_file_name));
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qWarning() << "Reason: " << QString(errbuf);
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return {};
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}
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{ // Basic info
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mod.name = stringEntry(table, "name");
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mod.filename = stringEntry(table, "filename");
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mod.side = stringEntry(table, "side");
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}
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{ // [download] info
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toml_table_t* download_table = toml_table_in(table, "download");
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if (!download_table) {
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qCritical() << QString("No [download] section found on mod metadata!");
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return {};
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}
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mod.mode = stringEntry(download_table, "mode");
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mod.url = stringEntry(download_table, "url");
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mod.hash_format = stringEntry(download_table, "hash-format");
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mod.hash = stringEntry(download_table, "hash");
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}
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{ // [update] info
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using Provider = ModPlatform::Provider;
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toml_table_t* update_table = toml_table_in(table, "update");
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if (!update_table) {
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qCritical() << QString("No [update] section found on mod metadata!");
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return {};
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}
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toml_table_t* mod_provider_table = nullptr;
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if ((mod_provider_table = toml_table_in(update_table, ProviderCaps.name(Provider::FLAME)))) {
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mod.provider = Provider::FLAME;
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mod.file_id = intEntry(mod_provider_table, "file-id");
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mod.project_id = intEntry(mod_provider_table, "project-id");
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} else if ((mod_provider_table = toml_table_in(update_table, ProviderCaps.name(Provider::MODRINTH)))) {
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mod.provider = Provider::MODRINTH;
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mod.mod_id() = stringEntry(mod_provider_table, "mod-id");
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mod.version() = stringEntry(mod_provider_table, "version");
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} else {
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qCritical() << QString("No mod provider on mod metadata!");
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return {};
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}
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}
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toml_free(table);
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return mod;
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}
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auto V1::getIndexForMod(QDir& index_dir, QVariant& mod_id) -> Mod
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{
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for (auto& file_name : index_dir.entryList(QDir::Filter::Files)) {
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auto mod = getIndexForMod(index_dir, file_name);
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if (mod.mod_id() == mod_id)
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return mod;
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}
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return {};
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}
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} // namespace Packwiz
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