pollymc/logic/lists/ForgeVersionList.cpp

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/* Copyright 2013 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
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*
* 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 "ForgeVersionList.h"
#include <logic/net/NetJob.h>
#include <logic/net/URLConstants.h>
#include "MultiMC.h"
#include <QtNetwork>
#include <QtXml>
#include <QRegExp>
#include "logger/QsLog.h"
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ForgeVersionList::ForgeVersionList(QObject *parent) : BaseVersionList(parent)
{
}
Task *ForgeVersionList::getLoadTask()
{
return new ForgeListLoadTask(this);
}
bool ForgeVersionList::isLoaded()
{
return m_loaded;
}
const BaseVersionPtr ForgeVersionList::at(int i) const
{
return m_vlist.at(i);
}
int ForgeVersionList::count() const
{
return m_vlist.count();
}
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int ForgeVersionList::columnCount(const QModelIndex &parent) const
{
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return 3;
}
QVariant ForgeVersionList::data(const QModelIndex &index, int role) const
{
if (!index.isValid())
return QVariant();
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if (index.row() > count())
return QVariant();
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auto version = std::dynamic_pointer_cast<ForgeVersion>(m_vlist[index.row()]);
switch (role)
{
case Qt::DisplayRole:
switch (index.column())
{
case 0:
return version->name();
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case 1:
return version->mcver;
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case 2:
return version->typeString();
default:
return QVariant();
}
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case Qt::ToolTipRole:
return version->descriptor();
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case VersionPointerRole:
return qVariantFromValue(m_vlist[index.row()]);
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default:
return QVariant();
}
}
QVariant ForgeVersionList::headerData(int section, Qt::Orientation orientation, int role) const
{
switch (role)
{
case Qt::DisplayRole:
switch (section)
{
case 0:
return "Version";
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case 1:
return "Minecraft";
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case 2:
return "Type";
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default:
return QVariant();
}
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case Qt::ToolTipRole:
switch (section)
{
case 0:
return "The name of the version.";
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case 1:
return "Minecraft version";
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case 2:
return "The version's type.";
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default:
return QVariant();
}
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default:
return QVariant();
}
}
BaseVersionPtr ForgeVersionList::getLatestStable() const
{
return BaseVersionPtr();
}
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void ForgeVersionList::updateListData(QList<BaseVersionPtr> versions)
{
beginResetModel();
m_vlist = versions;
m_loaded = true;
endResetModel();
// NOW SORT!!
// sort();
}
void ForgeVersionList::sort()
{
// NO-OP for now
}
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ForgeListLoadTask::ForgeListLoadTask(ForgeVersionList *vlist) : Task()
{
m_list = vlist;
}
void ForgeListLoadTask::executeTask()
{
setStatus(tr("Fetching Forge version list"));
auto job = new NetJob("Version index");
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// we do not care if the version is stale or not.
auto forgeListEntry = MMC->metacache()->resolveEntry("minecraftforge", "list.json");
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auto gradleForgeListEntry = MMC->metacache()->resolveEntry("minecraftforge", "json");
// verify by poking the server.
forgeListEntry->stale = true;
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gradleForgeListEntry->stale = true;
job->addNetAction(listDownload = CacheDownload::make(QUrl(URLConstants::FORGE_LEGACY_URL),
forgeListEntry));
job->addNetAction(gradleListDownload = CacheDownload::make(
QUrl(URLConstants::FORGE_GRADLE_URL), gradleForgeListEntry));
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connect(listDownload.get(), SIGNAL(failed(int)), SLOT(listFailed()));
connect(gradleListDownload.get(), SIGNAL(failed(int)), SLOT(gradleListFailed()));
listJob.reset(job);
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connect(listJob.get(), SIGNAL(succeeded()), SLOT(listDownloaded()));
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connect(listJob.get(), SIGNAL(progress(qint64, qint64)), SIGNAL(progress(qint64, qint64)));
listJob->start();
}
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bool ForgeListLoadTask::parseForgeList(QList<BaseVersionPtr> &out)
{
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QByteArray data;
{
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auto dlJob = listDownload;
auto filename = std::dynamic_pointer_cast<CacheDownload>(dlJob)->m_target_path;
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QFile listFile(filename);
if (!listFile.open(QIODevice::ReadOnly))
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{
return false;
}
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data = listFile.readAll();
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dlJob.reset();
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}
QJsonParseError jsonError;
QJsonDocument jsonDoc = QJsonDocument::fromJson(data, &jsonError);
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if (jsonError.error != QJsonParseError::NoError)
{
emitFailed("Error parsing version list JSON:" + jsonError.errorString());
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return false;
}
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if (!jsonDoc.isObject())
{
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emitFailed("Error parsing version list JSON: JSON root is not an object");
return false;
}
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QJsonObject root = jsonDoc.object();
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// Now, get the array of versions.
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if (!root.value("builds").isArray())
{
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emitFailed(
"Error parsing version list JSON: version list object is missing 'builds' array");
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return false;
}
QJsonArray builds = root.value("builds").toArray();
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for (int i = 0; i < builds.count(); i++)
{
// Load the version info.
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if (!builds[i].isObject())
{
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// FIXME: log this somewhere
continue;
}
QJsonObject obj = builds[i].toObject();
int build_nr = obj.value("build").toDouble(0);
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if (!build_nr)
continue;
QJsonArray files = obj.value("files").toArray();
QString url, jobbuildver, mcver, buildtype, filename;
QString changelog_url, installer_url;
QString installer_filename;
bool valid = false;
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for (int j = 0; j < files.count(); j++)
{
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if (!files[j].isObject())
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{
continue;
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}
QJsonObject file = files[j].toObject();
buildtype = file.value("buildtype").toString();
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if ((buildtype == "client" || buildtype == "universal") && !valid)
{
mcver = file.value("mcver").toString();
url = file.value("url").toString();
jobbuildver = file.value("jobbuildver").toString();
int lastSlash = url.lastIndexOf('/');
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filename = url.mid(lastSlash + 1);
valid = true;
}
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else if (buildtype == "changelog")
{
QString ext = file.value("ext").toString();
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if (ext.isEmpty())
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{
continue;
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}
changelog_url = file.value("url").toString();
}
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else if (buildtype == "installer")
{
installer_url = file.value("url").toString();
int lastSlash = installer_url.lastIndexOf('/');
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installer_filename = installer_url.mid(lastSlash + 1);
}
}
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if (valid)
{
// Now, we construct the version object and add it to the list.
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std::shared_ptr<ForgeVersion> fVersion(new ForgeVersion());
fVersion->universal_url = url;
fVersion->changelog_url = changelog_url;
fVersion->installer_url = installer_url;
fVersion->jobbuildver = jobbuildver;
fVersion->mcver = mcver;
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if (installer_filename.isEmpty())
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{
fVersion->filename = filename;
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}
else
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{
fVersion->filename = installer_filename;
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}
fVersion->m_buildnr = build_nr;
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out.append(fVersion);
}
}
return true;
}
bool ForgeListLoadTask::parseForgeGradleList(QList<BaseVersionPtr> &out)
{
QByteArray data;
{
auto dlJob = gradleListDownload;
auto filename = std::dynamic_pointer_cast<CacheDownload>(dlJob)->m_target_path;
QFile listFile(filename);
if (!listFile.open(QIODevice::ReadOnly))
{
return false;
}
data = listFile.readAll();
dlJob.reset();
}
QJsonParseError jsonError;
QJsonDocument jsonDoc = QJsonDocument::fromJson(data, &jsonError);
if (jsonError.error != QJsonParseError::NoError)
{
emitFailed("Error parsing gradle version list JSON:" + jsonError.errorString());
return false;
}
if (!jsonDoc.isObject())
{
emitFailed("Error parsing gradle version list JSON: JSON root is not an object");
return false;
}
QJsonObject root = jsonDoc.object();
// we probably could hard code these, but it might still be worth doing it this way
const QString webpath = root.value("webpath").toString();
const QString artifact = root.value("artifact").toString();
QJsonObject numbers = root.value("number").toObject();
for (auto it = numbers.begin(); it != numbers.end(); ++it)
{
QJsonObject number = it.value().toObject();
std::shared_ptr<ForgeVersion> fVersion(new ForgeVersion());
fVersion->m_buildnr = number.value("build").toDouble();
fVersion->jobbuildver = number.value("version").toString();
fVersion->mcver = number.value("mcversion").toString();
fVersion->filename = "";
QString filename, installer_filename;
QJsonArray files = number.value("files").toArray();
for (auto fIt = files.begin(); fIt != files.end(); ++fIt)
{
// TODO with gradle we also get checksums, use them
QJsonArray file = (*fIt).toArray();
if (file.size() < 3)
{
continue;
}
if (file.at(1).toString() == "installer")
{
fVersion->installer_url = QString("%1/%2-%3/%4-%2-%3-installer.%5").arg(
webpath, fVersion->mcver, fVersion->jobbuildver, artifact,
file.at(0).toString());
installer_filename = QString("%1-%2-%3-installer.%4").arg(
artifact, fVersion->mcver, fVersion->jobbuildver, file.at(0).toString());
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}
else if (file.at(1).toString() == "universal")
{
fVersion->universal_url = QString("%1/%2-%3/%4-%2-%3-universal.%5").arg(
webpath, fVersion->mcver, fVersion->jobbuildver, artifact,
file.at(0).toString());
filename = QString("%1-%2-%3-universal.%4").arg(
artifact, fVersion->mcver, fVersion->jobbuildver, file.at(0).toString());
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}
else if (file.at(1).toString() == "changelog")
{
fVersion->changelog_url = QString("%1/%2-%3/%4-%2-%3-changelog.%5").arg(
webpath, fVersion->mcver, fVersion->jobbuildver, artifact,
file.at(0).toString());
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}
}
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if (fVersion->installer_url.isEmpty() && fVersion->universal_url.isEmpty())
{
continue;
}
fVersion->filename = fVersion->installer_url.isEmpty() ? filename : installer_filename;
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out.append(fVersion);
}
return true;
}
void ForgeListLoadTask::listDownloaded()
{
QList<BaseVersionPtr> list;
bool ret = true;
if (!parseForgeList(list))
{
ret = false;
}
if (!parseForgeGradleList(list))
{
ret = false;
}
if (!ret)
{
return;
}
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qSort(list.begin(), list.end(), [](const BaseVersionPtr & p1, const BaseVersionPtr & p2)
{
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// TODO better comparison (takes major/minor/build number into account)
return p1->name() > p2->name();
});
m_list->updateListData(list);
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emitSucceeded();
return;
}
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void ForgeListLoadTask::listFailed()
{
auto reply = listDownload->m_reply;
if (reply)
{
QLOG_ERROR() << "Getting forge version list failed: " << reply->errorString();
}
else
{
QLOG_ERROR() << "Getting forge version list failed for reasons unknown.";
}
}
void ForgeListLoadTask::gradleListFailed()
{
auto reply = gradleListDownload->m_reply;
if (reply)
{
QLOG_ERROR() << "Getting forge version list failed: " << reply->errorString();
}
else
{
QLOG_ERROR() << "Getting forge version list failed for reasons unknown.";
}
}