pollymc/launcher/java/JavaInstallList.cpp
2022-04-04 16:41:23 +02:00

209 lines
5.2 KiB
C++

/* Copyright 2013-2021 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 <QtNetwork>
#include <QtXml>
#include <QRegExp>
#include <QDebug>
#include "java/JavaInstallList.h"
#include "java/JavaCheckerJob.h"
#include "java/JavaUtils.h"
#include "MMCStrings.h"
#include "minecraft/VersionFilterData.h"
JavaInstallList::JavaInstallList(QObject *parent) : BaseVersionList(parent)
{
}
Task::Ptr JavaInstallList::getLoadTask()
{
load();
return getCurrentTask();
}
Task::Ptr JavaInstallList::getCurrentTask()
{
if(m_status == Status::InProgress)
{
return m_loadTask;
}
return nullptr;
}
void JavaInstallList::load()
{
if(m_status != Status::InProgress)
{
m_status = Status::InProgress;
m_loadTask = new JavaListLoadTask(this);
m_loadTask->start();
}
}
const BaseVersionPtr JavaInstallList::at(int i) const
{
return m_vlist.at(i);
}
bool JavaInstallList::isLoaded()
{
return m_status == JavaInstallList::Status::Done;
}
int JavaInstallList::count() const
{
return m_vlist.count();
}
QVariant JavaInstallList::data(const QModelIndex &index, int role) const
{
if (!index.isValid())
return QVariant();
if (index.row() > count())
return QVariant();
auto version = std::dynamic_pointer_cast<JavaInstall>(m_vlist[index.row()]);
switch (role)
{
case VersionPointerRole:
return qVariantFromValue(m_vlist[index.row()]);
case VersionIdRole:
return version->descriptor();
case VersionRole:
return version->id.toString();
case RecommendedRole:
return version->recommended;
case PathRole:
return version->path;
case ArchitectureRole:
return version->arch;
default:
return QVariant();
}
}
BaseVersionList::RoleList JavaInstallList::providesRoles() const
{
return {VersionPointerRole, VersionIdRole, VersionRole, RecommendedRole, PathRole, ArchitectureRole};
}
void JavaInstallList::updateListData(QList<BaseVersionPtr> versions)
{
beginResetModel();
m_vlist = versions;
sortVersions();
if(m_vlist.size())
{
auto best = std::dynamic_pointer_cast<JavaInstall>(m_vlist[0]);
best->recommended = true;
}
endResetModel();
m_status = Status::Done;
m_loadTask.reset();
}
bool sortJavas(BaseVersionPtr left, BaseVersionPtr right)
{
auto rleft = std::dynamic_pointer_cast<JavaInstall>(right);
auto rright = std::dynamic_pointer_cast<JavaInstall>(left);
return (*rleft) > (*rright);
}
void JavaInstallList::sortVersions()
{
beginResetModel();
std::sort(m_vlist.begin(), m_vlist.end(), sortJavas);
endResetModel();
}
JavaListLoadTask::JavaListLoadTask(JavaInstallList *vlist) : Task()
{
m_list = vlist;
m_currentRecommended = NULL;
}
JavaListLoadTask::~JavaListLoadTask()
{
}
void JavaListLoadTask::executeTask()
{
setStatus(tr("Detecting Java installations..."));
JavaUtils ju;
QList<QString> candidate_paths = ju.FindJavaPaths();
m_job = new JavaCheckerJob("Java detection");
connect(m_job.get(), &Task::finished, this, &JavaListLoadTask::javaCheckerFinished);
connect(m_job.get(), &Task::progress, this, &Task::setProgress);
qDebug() << "Probing the following Java paths: ";
int id = 0;
for(QString candidate : candidate_paths)
{
qDebug() << " " << candidate;
auto candidate_checker = new JavaChecker();
candidate_checker->m_path = candidate;
candidate_checker->m_id = id;
m_job->addJavaCheckerAction(JavaCheckerPtr(candidate_checker));
id++;
}
m_job->start();
}
void JavaListLoadTask::javaCheckerFinished()
{
QList<JavaInstallPtr> candidates;
auto results = m_job->getResults();
qDebug() << "Found the following valid Java installations:";
for(JavaCheckResult result : results)
{
if(result.validity == JavaCheckResult::Validity::Valid)
{
JavaInstallPtr javaVersion(new JavaInstall());
javaVersion->id = result.javaVersion;
javaVersion->arch = result.realPlatform;
javaVersion->path = result.path;
candidates.append(javaVersion);
qDebug() << " " << javaVersion->id.toString() << javaVersion->arch << javaVersion->path;
}
}
QList<BaseVersionPtr> javas_bvp;
for (auto java : candidates)
{
//qDebug() << java->id << java->arch << " at " << java->path;
BaseVersionPtr bp_java = std::dynamic_pointer_cast<BaseVersion>(java);
if (bp_java)
{
javas_bvp.append(java);
}
}
m_list->updateListData(javas_bvp);
emitSucceeded();
}