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/* Copyright 2013-2015 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.
*/
#include "LiteLoaderVersionList.h"
#include "logic/Env.h"
#include "logic/net/URLConstants.h"
#include <MMCError.h>
#include <QtXml>
#include <QJsonDocument>
#include <QJsonObject>
#include <QJsonArray>
#include <QJsonValue>
#include <QJsonParseError>
#include <QtAlgorithms>
#include <QtNetwork>
LiteLoaderVersionList::LiteLoaderVersionList(QObject *parent) : BaseVersionList(parent)
{
}
Task *LiteLoaderVersionList::getLoadTask()
{
return new LLListLoadTask(this);
}
bool LiteLoaderVersionList::isLoaded()
{
return m_loaded;
}
const BaseVersionPtr LiteLoaderVersionList::at(int i) const
{
return m_vlist.at(i);
}
int LiteLoaderVersionList::count() const
{
return m_vlist.count();
}
static bool cmpVersions(BaseVersionPtr first, BaseVersionPtr second)
{
auto left = std::dynamic_pointer_cast<LiteLoaderVersion>(first);
auto right = std::dynamic_pointer_cast<LiteLoaderVersion>(second);
return left->timestamp > right->timestamp;
}
void LiteLoaderVersionList::sort()
{
beginResetModel();
std::sort(m_vlist.begin(), m_vlist.end(), cmpVersions);
endResetModel();
}
BaseVersionPtr LiteLoaderVersionList::getLatestStable() const
{
for (int i = 0; i < m_vlist.length(); i++)
{
auto ver = std::dynamic_pointer_cast<LiteLoaderVersion>(m_vlist.at(i));
if (ver->isLatest)
{
return m_vlist.at(i);
}
}
return BaseVersionPtr();
}
void LiteLoaderVersionList::updateListData(QList<BaseVersionPtr> versions)
{
beginResetModel();
m_vlist = versions;
m_loaded = true;
std::sort(m_vlist.begin(), m_vlist.end(), cmpVersions);
endResetModel();
}
LLListLoadTask::LLListLoadTask(LiteLoaderVersionList *vlist)
{
m_list = vlist;
}
LLListLoadTask::~LLListLoadTask()
{
}
void LLListLoadTask::executeTask()
{
setStatus(tr("Loading LiteLoader version list..."));
auto job = new NetJob("Version index");
// we do not care if the version is stale or not.
auto liteloaderEntry = ENV.metacache()->resolveEntry("liteloader", "versions.json");
// verify by poking the server.
liteloaderEntry->stale = true;
job->addNetAction(listDownload = CacheDownload::make(QUrl(URLConstants::LITELOADER_URL),
liteloaderEntry));
connect(listDownload.get(), SIGNAL(failed(int)), SLOT(listFailed()));
listJob.reset(job);
connect(listJob.get(), SIGNAL(succeeded()), SLOT(listDownloaded()));
connect(listJob.get(), SIGNAL(progress(qint64, qint64)), SIGNAL(progress(qint64, qint64)));
listJob->start();
}
void LLListLoadTask::listFailed()
{
emitFailed("Failed to load LiteLoader version list.");
return;
}
void LLListLoadTask::listDownloaded()
{
QByteArray data;
{
auto dlJob = listDownload;
auto filename = std::dynamic_pointer_cast<CacheDownload>(dlJob)->getTargetFilepath();
QFile listFile(filename);
if (!listFile.open(QIODevice::ReadOnly))
{
emitFailed("Failed to open the LiteLoader version list.");
return;
}
data = listFile.readAll();
listFile.close();
dlJob.reset();
}
QJsonParseError jsonError;
QJsonDocument jsonDoc = QJsonDocument::fromJson(data, &jsonError);
if (jsonError.error != QJsonParseError::NoError)
{
emitFailed("Error parsing version list JSON:" + jsonError.errorString());
return;
}
if (!jsonDoc.isObject())
{
emitFailed("Error parsing version list JSON: jsonDoc is not an object");
return;
}
const QJsonObject root = jsonDoc.object();
// Now, get the array of versions.
if (!root.value("versions").isObject())
{
emitFailed("Error parsing version list JSON: missing 'versions' object");
return;
}
auto meta = root.value("meta").toObject();
QString description = meta.value("description").toString(tr("This is a lightweight loader for mods that don't change game mechanics."));
QString defaultUrl = meta.value("url").toString("http://dl.liteloader.com");
QString authors = meta.value("authors").toString("Mumfrey");
auto versions = root.value("versions").toObject();
QList<BaseVersionPtr> tempList;
for (auto vIt = versions.begin(); vIt != versions.end(); ++vIt)
{
const QString mcVersion = vIt.key();
QString latest;
const QJsonObject artefacts = vIt.value()
.toObject()
.value("artefacts")
.toObject()
.value("com.mumfrey:liteloader")
.toObject();
QList<BaseVersionPtr> perMcVersionList;
for (auto aIt = artefacts.begin(); aIt != artefacts.end(); ++aIt)
{
const QString identifier = aIt.key();
const QJsonObject artefact = aIt.value().toObject();
if (identifier == "latest")
{
latest = artefact.value("version").toString();
continue;
}
LiteLoaderVersionPtr version(new LiteLoaderVersion());
version->version = artefact.value("version").toString();
version->file = artefact.value("file").toString();
version->mcVersion = mcVersion;
version->md5 = artefact.value("md5").toString();
version->timestamp = artefact.value("timestamp").toString().toInt();
version->tweakClass = artefact.value("tweakClass").toString();
version->authors = authors;
version->description = description;
version->defaultUrl = defaultUrl;
const QJsonArray libs = artefact.value("libraries").toArray();
for (auto lIt = libs.begin(); lIt != libs.end(); ++lIt)
{
auto libobject = (*lIt).toObject();
try
{
auto lib = RawLibrary::fromJson(libobject, "versions.json");
// hack to make liteloader 1.7.10_00 work
if(lib->rawName() == GradleSpecifier("org.ow2.asm:asm-all:5.0.3"))
{
lib->m_base_url = "http://repo.maven.apache.org/maven2/";
}
version->libraries.append(lib);
}
catch (MMCError &e)
{
qCritical() << "Couldn't read JSON object:";
continue;
}
}
perMcVersionList.append(version);
}
for (auto version : perMcVersionList)
{
auto v = std::dynamic_pointer_cast<LiteLoaderVersion>(version);
v->isLatest = v->version == latest;
}
tempList.append(perMcVersionList);
}
m_list->updateListData(tempList);
emitSucceeded();
}
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