434 lines
11 KiB
C++
434 lines
11 KiB
C++
/* Copyright 2013-2019 MultiMC Contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <QDir>
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#include <QString>
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#include <QJsonDocument>
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#include <QJsonObject>
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#include <QJsonArray>
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#include <QJsonValue>
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#include <quazip.h>
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#include <quazipfile.h>
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#include "Mod.h"
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#include "settings/INIFile.h"
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#include <FileSystem.h>
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#include <QDebug>
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namespace {
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// NEW format
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// https://github.com/MinecraftForge/FML/wiki/FML-mod-information-file/6f62b37cea040daf350dc253eae6326dd9c822c3
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// OLD format:
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// https://github.com/MinecraftForge/FML/wiki/FML-mod-information-file/5bf6a2d05145ec79387acc0d45c958642fb049fc
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ModDetails ReadMCModInfo(QByteArray contents)
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{
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auto getInfoFromArray = [&](QJsonArray arr)->ModDetails
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{
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ModDetails details;
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if (!arr.at(0).isObject()) {
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return details;
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}
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auto firstObj = arr.at(0).toObject();
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details.mod_id = firstObj.value("modid").toString();
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auto name = firstObj.value("name").toString();
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// NOTE: ignore stupid example mods copies where the author didn't even bother to change the name
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if(name != "Example Mod") {
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details.name = name;
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}
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details.version = firstObj.value("version").toString();
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details.updateurl = firstObj.value("updateUrl").toString();
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auto homeurl = firstObj.value("url").toString().trimmed();
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if(!homeurl.isEmpty())
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{
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// fix up url.
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if (!homeurl.startsWith("http://") && !homeurl.startsWith("https://") && !homeurl.startsWith("ftp://"))
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{
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homeurl.prepend("http://");
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}
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}
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details.homeurl = homeurl;
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details.description = firstObj.value("description").toString();
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QJsonArray authors = firstObj.value("authorList").toArray();
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if (authors.size() == 0) {
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// FIXME: what is the format of this? is there any?
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authors = firstObj.value("authors").toArray();
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}
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for (auto author: authors)
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{
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details.authors.append(author.toString());
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}
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details.credits = firstObj.value("credits").toString();
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details.valid = true;
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return details;
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};
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QJsonParseError jsonError;
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QJsonDocument jsonDoc = QJsonDocument::fromJson(contents, &jsonError);
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// this is the very old format that had just the array
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if (jsonDoc.isArray())
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{
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return getInfoFromArray(jsonDoc.array());
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}
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else if (jsonDoc.isObject())
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{
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auto val = jsonDoc.object().value("modinfoversion");
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if(val.isUndefined()) {
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val = jsonDoc.object().value("modListVersion");
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}
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int version = val.toDouble();
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if (version != 2)
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{
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qCritical() << "BAD stuff happened to mod json:";
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qCritical() << contents;
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return ModDetails();
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}
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auto arrVal = jsonDoc.object().value("modlist");
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if(arrVal.isUndefined()) {
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arrVal = jsonDoc.object().value("modList");
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}
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if (arrVal.isArray())
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{
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return getInfoFromArray(arrVal.toArray());
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}
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}
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return ModDetails();
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}
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// https://fabricmc.net/wiki/documentation:fabric_mod_json
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ModDetails ReadFabricModInfo(QByteArray contents)
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{
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QJsonParseError jsonError;
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QJsonDocument jsonDoc = QJsonDocument::fromJson(contents, &jsonError);
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auto object = jsonDoc.object();
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auto schemaVersion = object.contains("schemaVersion") ? object.value("schemaVersion").toInt(0) : 0;
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ModDetails details;
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details.mod_id = object.value("id").toString();
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details.version = object.value("version").toString();
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details.name = object.contains("name") ? object.value("name").toString() : details.mod_id;
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details.description = object.value("description").toString();
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if (schemaVersion >= 1)
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{
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QJsonArray authors = object.value("authors").toArray();
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for (auto author: authors)
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{
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if(author.isObject()) {
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details.authors.append(author.toObject().value("name").toString());
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}
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else {
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details.authors.append(author.toString());
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}
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}
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if (object.contains("contact"))
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{
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QJsonObject contact = object.value("contact").toObject();
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if (contact.contains("homepage"))
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{
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details.homeurl = contact.value("homepage").toString();
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}
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}
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}
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details.valid = !details.name.isEmpty();
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return details;
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}
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ModDetails ReadForgeInfo(QByteArray contents)
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{
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ModDetails details;
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// Read the data
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details.name = "Minecraft Forge";
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details.mod_id = "Forge";
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details.homeurl = "http://www.minecraftforge.net/forum/";
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details.valid = true;
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INIFile ini;
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if (!ini.loadFile(contents))
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return details;
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QString major = ini.get("forge.major.number", "0").toString();
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QString minor = ini.get("forge.minor.number", "0").toString();
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QString revision = ini.get("forge.revision.number", "0").toString();
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QString build = ini.get("forge.build.number", "0").toString();
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details.version = major + "." + minor + "." + revision + "." + build;
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return details;
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}
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ModDetails ReadLiteModInfo(QByteArray contents)
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{
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ModDetails details;
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QJsonParseError jsonError;
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QJsonDocument jsonDoc = QJsonDocument::fromJson(contents, &jsonError);
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auto object = jsonDoc.object();
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if (object.contains("name"))
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{
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details.mod_id = details.name = object.value("name").toString();
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}
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if (object.contains("version"))
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{
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details.version = object.value("version").toString("");
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}
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else
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{
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details.version = object.value("revision").toString("");
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}
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details.mcversion = object.value("mcversion").toString();
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auto author = object.value("author").toString();
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if(!author.isEmpty()) {
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details.authors.append(author);
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}
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details.description = object.value("description").toString();
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details.homeurl = object.value("url").toString();
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return details;
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}
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ModDetails invalidDetails;
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}
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Mod::Mod(const QFileInfo &file)
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{
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repath(file);
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m_changedDateTime = file.lastModified();
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}
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void Mod::repath(const QFileInfo &file)
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{
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m_file = file;
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QString name_base = file.fileName();
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m_type = Mod::MOD_UNKNOWN;
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if (m_file.isDir())
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{
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m_type = MOD_FOLDER;
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m_name = name_base;
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m_mmc_id = name_base;
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}
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else if (m_file.isFile())
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{
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if (name_base.endsWith(".disabled"))
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{
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m_enabled = false;
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name_base.chop(9);
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}
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else
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{
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m_enabled = true;
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}
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m_mmc_id = name_base;
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if (name_base.endsWith(".zip") || name_base.endsWith(".jar"))
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{
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m_type = MOD_ZIPFILE;
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name_base.chop(4);
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}
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else if (name_base.endsWith(".litemod"))
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{
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m_type = MOD_LITEMOD;
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name_base.chop(8);
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}
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else
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{
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m_type = MOD_SINGLEFILE;
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}
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m_name = name_base;
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}
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if (m_type == MOD_ZIPFILE)
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{
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QuaZip zip(m_file.filePath());
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if (!zip.open(QuaZip::mdUnzip))
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return;
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QuaZipFile file(&zip);
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if (zip.setCurrentFile("mcmod.info"))
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{
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if (!file.open(QIODevice::ReadOnly))
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{
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zip.close();
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return;
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}
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m_localDetails = ReadMCModInfo(file.readAll());
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file.close();
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zip.close();
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return;
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}
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else if (zip.setCurrentFile("fabric.mod.json"))
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{
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if (!file.open(QIODevice::ReadOnly))
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{
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zip.close();
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return;
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}
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m_localDetails = ReadFabricModInfo(file.readAll());
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file.close();
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zip.close();
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return;
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}
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else if (zip.setCurrentFile("forgeversion.properties"))
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{
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if (!file.open(QIODevice::ReadOnly))
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{
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zip.close();
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return;
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}
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m_localDetails = ReadForgeInfo(file.readAll());
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file.close();
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zip.close();
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return;
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}
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zip.close();
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}
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else if (m_type == MOD_FOLDER)
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{
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QFileInfo mcmod_info(FS::PathCombine(m_file.filePath(), "mcmod.info"));
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if (mcmod_info.isFile())
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{
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QFile mcmod(mcmod_info.filePath());
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if (!mcmod.open(QIODevice::ReadOnly))
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return;
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auto data = mcmod.readAll();
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if (data.isEmpty() || data.isNull())
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return;
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m_localDetails = ReadMCModInfo(data);
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}
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}
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else if (m_type == MOD_LITEMOD)
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{
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QuaZip zip(m_file.filePath());
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if (!zip.open(QuaZip::mdUnzip))
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return;
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QuaZipFile file(&zip);
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if (zip.setCurrentFile("litemod.json"))
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{
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if (!file.open(QIODevice::ReadOnly))
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{
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zip.close();
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return;
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}
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m_localDetails = ReadLiteModInfo(file.readAll());
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file.close();
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}
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zip.close();
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}
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}
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bool Mod::enable(bool value)
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{
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if (m_type == Mod::MOD_UNKNOWN || m_type == Mod::MOD_FOLDER)
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return false;
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if (m_enabled == value)
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return false;
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QString path = m_file.absoluteFilePath();
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if (value)
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{
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QFile foo(path);
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if (!path.endsWith(".disabled"))
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return false;
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path.chop(9);
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if (!foo.rename(path))
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return false;
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}
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else
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{
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QFile foo(path);
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path += ".disabled";
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if (!foo.rename(path))
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return false;
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}
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m_file = QFileInfo(path);
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m_enabled = value;
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return true;
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}
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bool Mod::destroy()
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{
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if (m_type == MOD_FOLDER)
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{
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QDir d(m_file.filePath());
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if (d.removeRecursively())
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{
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m_type = MOD_UNKNOWN;
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return true;
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}
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return false;
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}
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else if (m_type == MOD_SINGLEFILE || m_type == MOD_ZIPFILE || m_type == MOD_LITEMOD)
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{
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QFile f(m_file.filePath());
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if (f.remove())
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{
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m_type = MOD_UNKNOWN;
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return true;
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}
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return false;
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}
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return true;
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}
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const ModDetails & Mod::details() const
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{
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if(!m_localDetails)
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return invalidDetails;
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return m_localDetails;
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}
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QString Mod::version() const
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{
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return details().version;
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}
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QString Mod::name() const
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{
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auto & d = details();
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if(d && !d.name.isEmpty()) {
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return d.name;
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}
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return m_name;
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}
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QString Mod::homeurl() const
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{
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return details().homeurl;
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}
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QString Mod::description() const
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{
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return details().description;
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}
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QStringList Mod::authors() const
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{
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return details().authors;
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}
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