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-rw-r--r--launcher/minecraft/mod/tasks/LocalModParseTask.cpp510
1 files changed, 510 insertions, 0 deletions
diff --git a/launcher/minecraft/mod/tasks/LocalModParseTask.cpp b/launcher/minecraft/mod/tasks/LocalModParseTask.cpp
new file mode 100644
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+++ b/launcher/minecraft/mod/tasks/LocalModParseTask.cpp
@@ -0,0 +1,510 @@
+#include "LocalModParseTask.h"
+
+#include <QJsonDocument>
+#include <QJsonObject>
+#include <QJsonArray>
+#include <QJsonValue>
+#include <quazip/quazip.h>
+#include <quazip/quazipfile.h>
+#include <toml.h>
+
+#include "Json.h"
+#include "settings/INIFile.h"
+#include "FileSystem.h"
+
+namespace {
+
+// NEW format
+// https://github.com/MinecraftForge/FML/wiki/FML-mod-information-file/6f62b37cea040daf350dc253eae6326dd9c822c3
+
+// OLD format:
+// https://github.com/MinecraftForge/FML/wiki/FML-mod-information-file/5bf6a2d05145ec79387acc0d45c958642fb049fc
+std::shared_ptr<ModDetails> ReadMCModInfo(QByteArray contents)
+{
+ auto getInfoFromArray = [&](QJsonArray arr)->std::shared_ptr<ModDetails>
+ {
+ if (!arr.at(0).isObject()) {
+ return nullptr;
+ }
+ std::shared_ptr<ModDetails> details = std::make_shared<ModDetails>();
+ auto firstObj = arr.at(0).toObject();
+ details->mod_id = firstObj.value("modid").toString();
+ auto name = firstObj.value("name").toString();
+ // NOTE: ignore stupid example mods copies where the author didn't even bother to change the name
+ if(name != "Example Mod") {
+ details->name = name;
+ }
+ details->version = firstObj.value("version").toString();
+ auto homeurl = firstObj.value("url").toString().trimmed();
+ if(!homeurl.isEmpty())
+ {
+ // fix up url.
+ if (!homeurl.startsWith("http://") && !homeurl.startsWith("https://") && !homeurl.startsWith("ftp://"))
+ {
+ homeurl.prepend("http://");
+ }
+ }
+ details->homeurl = homeurl;
+ details->description = firstObj.value("description").toString();
+ QJsonArray authors = firstObj.value("authorList").toArray();
+ if (authors.size() == 0) {
+ // FIXME: what is the format of this? is there any?
+ authors = firstObj.value("authors").toArray();
+ }
+
+ for (auto author: authors)
+ {
+ details->authors.append(author.toString());
+ }
+ return details;
+ };
+ QJsonParseError jsonError;
+ QJsonDocument jsonDoc = QJsonDocument::fromJson(contents, &jsonError);
+ // this is the very old format that had just the array
+ if (jsonDoc.isArray())
+ {
+ return getInfoFromArray(jsonDoc.array());
+ }
+ else if (jsonDoc.isObject())
+ {
+ auto val = jsonDoc.object().value("modinfoversion");
+ if(val.isUndefined()) {
+ val = jsonDoc.object().value("modListVersion");
+ }
+ int version = val.toDouble();
+ if (version != 2)
+ {
+ qCritical() << "BAD stuff happened to mod json:";
+ qCritical() << contents;
+ return nullptr;
+ }
+ auto arrVal = jsonDoc.object().value("modlist");
+ if(arrVal.isUndefined()) {
+ arrVal = jsonDoc.object().value("modList");
+ }
+ if (arrVal.isArray())
+ {
+ return getInfoFromArray(arrVal.toArray());
+ }
+ }
+ return nullptr;
+}
+
+// https://github.com/MinecraftForge/Documentation/blob/5ab4ba6cf9abc0ac4c0abd96ad187461aefd72af/docs/gettingstarted/structuring.md
+std::shared_ptr<ModDetails> ReadMCModTOML(QByteArray contents)
+{
+ std::shared_ptr<ModDetails> details = std::make_shared<ModDetails>();
+
+ char errbuf[200];
+ // top-level table
+ toml_table_t* tomlData = toml_parse(contents.data(), errbuf, sizeof(errbuf));
+
+ if(!tomlData)
+ {
+ return nullptr;
+ }
+
+ // array defined by [[mods]]
+ toml_array_t* tomlModsArr = toml_array_in(tomlData, "mods");
+ if(!tomlModsArr)
+ {
+ qWarning() << "Corrupted mods.toml? Couldn't find [[mods]] array!";
+ return nullptr;
+ }
+
+ // we only really care about the first element, since multiple mods in one file is not supported by us at the moment
+ toml_table_t* tomlModsTable0 = toml_table_at(tomlModsArr, 0);
+ if(!tomlModsTable0)
+ {
+ qWarning() << "Corrupted mods.toml? [[mods]] didn't have an element at index 0!";
+ return nullptr;
+ }
+
+ // mandatory properties - always in [[mods]]
+ toml_datum_t modIdDatum = toml_string_in(tomlModsTable0, "modId");
+ if(modIdDatum.ok)
+ {
+ details->mod_id = modIdDatum.u.s;
+ // library says this is required for strings
+ free(modIdDatum.u.s);
+ }
+ toml_datum_t versionDatum = toml_string_in(tomlModsTable0, "version");
+ if(versionDatum.ok)
+ {
+ details->version = versionDatum.u.s;
+ free(versionDatum.u.s);
+ }
+ toml_datum_t displayNameDatum = toml_string_in(tomlModsTable0, "displayName");
+ if(displayNameDatum.ok)
+ {
+ details->name = displayNameDatum.u.s;
+ free(displayNameDatum.u.s);
+ }
+ toml_datum_t descriptionDatum = toml_string_in(tomlModsTable0, "description");
+ if(descriptionDatum.ok)
+ {
+ details->description = descriptionDatum.u.s;
+ free(descriptionDatum.u.s);
+ }
+
+ // optional properties - can be in the root table or [[mods]]
+ toml_datum_t authorsDatum = toml_string_in(tomlData, "authors");
+ QString authors = "";
+ if(authorsDatum.ok)
+ {
+ authors = authorsDatum.u.s;
+ free(authorsDatum.u.s);
+ }
+ else
+ {
+ authorsDatum = toml_string_in(tomlModsTable0, "authors");
+ if(authorsDatum.ok)
+ {
+ authors = authorsDatum.u.s;
+ free(authorsDatum.u.s);
+ }
+ }
+ if(!authors.isEmpty())
+ {
+ details->authors.append(authors);
+ }
+
+ toml_datum_t homeurlDatum = toml_string_in(tomlData, "displayURL");
+ QString homeurl = "";
+ if(homeurlDatum.ok)
+ {
+ homeurl = homeurlDatum.u.s;
+ free(homeurlDatum.u.s);
+ }
+ else
+ {
+ homeurlDatum = toml_string_in(tomlModsTable0, "displayURL");
+ if(homeurlDatum.ok)
+ {
+ homeurl = homeurlDatum.u.s;
+ free(homeurlDatum.u.s);
+ }
+ }
+ if(!homeurl.isEmpty())
+ {
+ // fix up url.
+ if (!homeurl.startsWith("http://") && !homeurl.startsWith("https://") && !homeurl.startsWith("ftp://"))
+ {
+ homeurl.prepend("http://");
+ }
+ }
+ details->homeurl = homeurl;
+
+ // this seems to be recursive, so it should free everything
+ toml_free(tomlData);
+
+ return details;
+}
+
+// https://fabricmc.net/wiki/documentation:fabric_mod_json
+std::shared_ptr<ModDetails> ReadFabricModInfo(QByteArray contents)
+{
+ QJsonParseError jsonError;
+ QJsonDocument jsonDoc = QJsonDocument::fromJson(contents, &jsonError);
+ auto object = jsonDoc.object();
+ auto schemaVersion = object.contains("schemaVersion") ? object.value("schemaVersion").toInt(0) : 0;
+
+ std::shared_ptr<ModDetails> details = std::make_shared<ModDetails>();
+
+ details->mod_id = object.value("id").toString();
+ details->version = object.value("version").toString();
+
+ details->name = object.contains("name") ? object.value("name").toString() : details->mod_id;
+ details->description = object.value("description").toString();
+
+ if (schemaVersion >= 1)
+ {
+ QJsonArray authors = object.value("authors").toArray();
+ for (auto author: authors)
+ {
+ if(author.isObject()) {
+ details->authors.append(author.toObject().value("name").toString());
+ }
+ else {
+ details->authors.append(author.toString());
+ }
+ }
+
+ if (object.contains("contact"))
+ {
+ QJsonObject contact = object.value("contact").toObject();
+
+ if (contact.contains("homepage"))
+ {
+ details->homeurl = contact.value("homepage").toString();
+ }
+ }
+ }
+ return details;
+}
+
+// https://github.com/QuiltMC/rfcs/blob/master/specification/0002-quilt.mod.json.md
+std::shared_ptr<ModDetails> ReadQuiltModInfo(QByteArray contents)
+{
+ QJsonParseError jsonError;
+ QJsonDocument jsonDoc = QJsonDocument::fromJson(contents, &jsonError);
+ auto object = Json::requireObject(jsonDoc, "quilt.mod.json");
+ auto schemaVersion = Json::ensureInteger(object.value("schema_version"), 0, "Quilt schema_version");
+
+ std::shared_ptr<ModDetails> details = std::make_shared<ModDetails>();
+
+ // https://github.com/QuiltMC/rfcs/blob/be6ba280d785395fefa90a43db48e5bfc1d15eb4/specification/0002-quilt.mod.json.md
+ if (schemaVersion == 1)
+ {
+ auto modInfo = Json::requireObject(object.value("quilt_loader"), "Quilt mod info");
+
+ details->mod_id = Json::requireString(modInfo.value("id"), "Mod ID");
+ details->version = Json::requireString(modInfo.value("version"), "Mod version");
+
+ auto modMetadata = Json::ensureObject(modInfo.value("metadata"));
+
+ details->name = Json::ensureString(modMetadata.value("name"), details->mod_id);
+ details->description = Json::ensureString(modMetadata.value("description"));
+
+ auto modContributors = Json::ensureObject(modMetadata.value("contributors"));
+
+ // We don't really care about the role of a contributor here
+ details->authors += modContributors.keys();
+
+ auto modContact = Json::ensureObject(modMetadata.value("contact"));
+
+ if (modContact.contains("homepage"))
+ {
+ details->homeurl = Json::requireString(modContact.value("homepage"));
+ }
+ }
+ return details;
+}
+
+std::shared_ptr<ModDetails> ReadForgeInfo(QByteArray contents)
+{
+ std::shared_ptr<ModDetails> details = std::make_shared<ModDetails>();
+ // Read the data
+ details->name = "Minecraft Forge";
+ details->mod_id = "Forge";
+ details->homeurl = "http://www.minecraftforge.net/forum/";
+ INIFile ini;
+ if (!ini.loadFile(contents))
+ return details;
+
+ QString major = ini.get("forge.major.number", "0").toString();
+ QString minor = ini.get("forge.minor.number", "0").toString();
+ QString revision = ini.get("forge.revision.number", "0").toString();
+ QString build = ini.get("forge.build.number", "0").toString();
+
+ details->version = major + "." + minor + "." + revision + "." + build;
+ return details;
+}
+
+std::shared_ptr<ModDetails> ReadLiteModInfo(QByteArray contents)
+{
+ std::shared_ptr<ModDetails> details = std::make_shared<ModDetails>();
+ QJsonParseError jsonError;
+ QJsonDocument jsonDoc = QJsonDocument::fromJson(contents, &jsonError);
+ auto object = jsonDoc.object();
+ if (object.contains("name"))
+ {
+ details->mod_id = details->name = object.value("name").toString();
+ }
+ if (object.contains("version"))
+ {
+ details->version = object.value("version").toString("");
+ }
+ else
+ {
+ details->version = object.value("revision").toString("");
+ }
+ details->mcversion = object.value("mcversion").toString();
+ auto author = object.value("author").toString();
+ if(!author.isEmpty()) {
+ details->authors.append(author);
+ }
+ details->description = object.value("description").toString();
+ details->homeurl = object.value("url").toString();
+ return details;
+}
+
+}
+
+LocalModParseTask::LocalModParseTask(int token, Mod::ModType type, const QFileInfo& modFile):
+ m_token(token),
+ m_type(type),
+ m_modFile(modFile),
+ m_result(new Result())
+{
+}
+
+void LocalModParseTask::processAsZip()
+{
+ QuaZip zip(m_modFile.filePath());
+ if (!zip.open(QuaZip::mdUnzip))
+ return;
+
+ QuaZipFile file(&zip);
+
+ if (zip.setCurrentFile("META-INF/mods.toml"))
+ {
+ if (!file.open(QIODevice::ReadOnly))
+ {
+ zip.close();
+ return;
+ }
+
+ m_result->details = ReadMCModTOML(file.readAll());
+ file.close();
+
+ // to replace ${file.jarVersion} with the actual version, as needed
+ if (m_result->details && m_result->details->version == "${file.jarVersion}")
+ {
+ if (zip.setCurrentFile("META-INF/MANIFEST.MF"))
+ {
+ if (!file.open(QIODevice::ReadOnly))
+ {
+ zip.close();
+ return;
+ }
+
+ // quick and dirty line-by-line parser
+ auto manifestLines = file.readAll().split('\n');
+ QString manifestVersion = "";
+ for (auto &line : manifestLines)
+ {
+ if (QString(line).startsWith("Implementation-Version: "))
+ {
+ manifestVersion = QString(line).remove("Implementation-Version: ");
+ break;
+ }
+ }
+
+ // some mods use ${projectversion} in their build.gradle, causing this mess to show up in MANIFEST.MF
+ // also keep with forge's behavior of setting the version to "NONE" if none is found
+ if (manifestVersion.contains("task ':jar' property 'archiveVersion'") || manifestVersion == "")
+ {
+ manifestVersion = "NONE";
+ }
+
+ m_result->details->version = manifestVersion;
+
+ file.close();
+ }
+ }
+
+ zip.close();
+ return;
+ }
+ else if (zip.setCurrentFile("mcmod.info"))
+ {
+ if (!file.open(QIODevice::ReadOnly))
+ {
+ zip.close();
+ return;
+ }
+
+ m_result->details = ReadMCModInfo(file.readAll());
+ file.close();
+ zip.close();
+ return;
+ }
+ else if (zip.setCurrentFile("quilt.mod.json"))
+ {
+ if (!file.open(QIODevice::ReadOnly))
+ {
+ zip.close();
+ return;
+ }
+
+ m_result->details = ReadQuiltModInfo(file.readAll());
+ file.close();
+ zip.close();
+ return;
+ }
+ else if (zip.setCurrentFile("fabric.mod.json"))
+ {
+ if (!file.open(QIODevice::ReadOnly))
+ {
+ zip.close();
+ return;
+ }
+
+ m_result->details = ReadFabricModInfo(file.readAll());
+ file.close();
+ zip.close();
+ return;
+ }
+ else if (zip.setCurrentFile("forgeversion.properties"))
+ {
+ if (!file.open(QIODevice::ReadOnly))
+ {
+ zip.close();
+ return;
+ }
+
+ m_result->details = ReadForgeInfo(file.readAll());
+ file.close();
+ zip.close();
+ return;
+ }
+
+ zip.close();
+}
+
+void LocalModParseTask::processAsFolder()
+{
+ QFileInfo mcmod_info(FS::PathCombine(m_modFile.filePath(), "mcmod.info"));
+ if (mcmod_info.isFile())
+ {
+ QFile mcmod(mcmod_info.filePath());
+ if (!mcmod.open(QIODevice::ReadOnly))
+ return;
+ auto data = mcmod.readAll();
+ if (data.isEmpty() || data.isNull())
+ return;
+ m_result->details = ReadMCModInfo(data);
+ }
+}
+
+void LocalModParseTask::processAsLitemod()
+{
+ QuaZip zip(m_modFile.filePath());
+ if (!zip.open(QuaZip::mdUnzip))
+ return;
+
+ QuaZipFile file(&zip);
+
+ if (zip.setCurrentFile("litemod.json"))
+ {
+ if (!file.open(QIODevice::ReadOnly))
+ {
+ zip.close();
+ return;
+ }
+
+ m_result->details = ReadLiteModInfo(file.readAll());
+ file.close();
+ }
+ zip.close();
+}
+
+void LocalModParseTask::run()
+{
+ switch(m_type)
+ {
+ case Mod::MOD_ZIPFILE:
+ processAsZip();
+ break;
+ case Mod::MOD_FOLDER:
+ processAsFolder();
+ break;
+ case Mod::MOD_LITEMOD:
+ processAsLitemod();
+ break;
+ default:
+ break;
+ }
+ emit finished(m_token);
+}