sneedmc/logic/java/JavaVersionList.cpp
2015-07-26 17:55:29 +02:00

219 lines
6.2 KiB
C++

/* 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 <QtNetwork>
#include <QtXml>
#include <QRegExp>
#include <QDebug>
#include "java/JavaVersionList.h"
#include "java/JavaCheckerJob.h"
#include "java/JavaUtils.h"
#include "MMCStrings.h"
#include "minecraft/VersionFilterData.h"
JavaVersionList::JavaVersionList(QObject *parent) : BaseVersionList(parent)
{
}
Task *JavaVersionList::getLoadTask()
{
return new JavaListLoadTask(this);
}
const BaseVersionPtr JavaVersionList::at(int i) const
{
return m_vlist.at(i);
}
bool JavaVersionList::isLoaded()
{
return m_loaded;
}
int JavaVersionList::count() const
{
return m_vlist.count();
}
QVariant JavaVersionList::data(const QModelIndex &index, int role) const
{
if (!index.isValid())
return QVariant();
if (index.row() > count())
return QVariant();
auto version = std::dynamic_pointer_cast<JavaVersion>(m_vlist[index.row()]);
switch (role)
{
case VersionPointerRole:
return qVariantFromValue(m_vlist[index.row()]);
case VersionIdRole:
return version->descriptor();
case VersionRole:
return version->id;
case RecommendedRole:
return version->recommended;
case PathRole:
return version->path;
case ArchitectureRole:
return version->arch;
default:
return QVariant();
}
}
BaseVersionList::RoleList JavaVersionList::providesRoles()
{
return {VersionPointerRole, VersionIdRole, VersionRole, RecommendedRole, PathRole, ArchitectureRole};
}
void JavaVersionList::updateListData(QList<BaseVersionPtr> versions)
{
beginResetModel();
m_vlist = versions;
m_loaded = true;
// manual testing fakery
/*
m_vlist.push_back(std::make_shared<JavaVersion>("1.6.0_33", "64", "/foo/bar/baz"));
m_vlist.push_back(std::make_shared<JavaVersion>("1.6.0_44", "64", "/foo/bar/baz"));
m_vlist.push_back(std::make_shared<JavaVersion>("1.6.0_55", "64", "/foo/bar/baz"));
m_vlist.push_back(std::make_shared<JavaVersion>("1.7.0_44", "64", "/foo/bar/baz"));
m_vlist.push_back(std::make_shared<JavaVersion>("1.8.0_44", "64", "/foo/bar/baz"));
m_vlist.push_back(std::make_shared<JavaVersion>("1.6.0_33", "32", "/foo/bar/baz"));
m_vlist.push_back(std::make_shared<JavaVersion>("1.6.0_44", "32", "/foo/bar/baz"));
m_vlist.push_back(std::make_shared<JavaVersion>("1.6.0_55", "32", "/foo/bar/baz"));
m_vlist.push_back(std::make_shared<JavaVersion>("1.7.0_44", "32", "/foo/bar/baz"));
m_vlist.push_back(std::make_shared<JavaVersion>("1.8.0_44", "32", "/foo/bar/baz"));
m_vlist.push_back(std::make_shared<JavaVersion>("1.9.0_1231", "32", "/foo/bar/baz"));
m_vlist.push_back(std::make_shared<JavaVersion>("1.9.0_1", "32", "/foo/bar/baz"));
m_vlist.push_back(std::make_shared<JavaVersion>("1.9.0_1", "64", "/foo/bar/baz"));
*/
sort();
if(m_vlist.size())
{
auto best = std::dynamic_pointer_cast<JavaVersion>(m_vlist[0]);
best->recommended = true;
}
endResetModel();
}
bool sortJavas(BaseVersionPtr left, BaseVersionPtr right)
{
auto rleft = std::dynamic_pointer_cast<JavaVersion>(left);
auto rright = std::dynamic_pointer_cast<JavaVersion>(right);
// prefer higher arch
auto archCompare = Strings::naturalCompare(rleft->arch, rright->arch, Qt::CaseInsensitive);
if(archCompare != 0)
return archCompare > 0;
// dirty hack - 1.9 and above is too new
auto labove19 = Strings::naturalCompare(rleft->name(), g_VersionFilterData.discouragedJavaVersion, Qt::CaseInsensitive) >= 0;
auto rabove19 = Strings::naturalCompare(rright->name(), g_VersionFilterData.discouragedJavaVersion, Qt::CaseInsensitive) >= 0;
if(labove19 == rabove19)
{
// prefer higher versions in general
auto nameCompare = Strings::naturalCompare(rleft->name(), rright->name(), Qt::CaseInsensitive);
if(nameCompare != 0)
return nameCompare > 0;
// if all else is equal, sort by path
return Strings::naturalCompare(rleft->path, rright->path, Qt::CaseInsensitive) < 0;
}
return labove19 < rabove19;
}
void JavaVersionList::sort()
{
beginResetModel();
std::sort(m_vlist.begin(), m_vlist.end(), sortJavas);
endResetModel();
}
JavaListLoadTask::JavaListLoadTask(JavaVersionList *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 = std::shared_ptr<JavaCheckerJob>(new JavaCheckerJob("Java detection"));
connect(m_job.get(), SIGNAL(finished(QList<JavaCheckResult>)), this, SLOT(javaCheckerFinished(QList<JavaCheckResult>)));
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<JavaCheckResult> results)
{
QList<JavaVersionPtr> candidates;
qDebug() << "Found the following valid Java installations:";
for(JavaCheckResult result : results)
{
if(result.valid)
{
JavaVersionPtr javaVersion(new JavaVersion());
javaVersion->id = result.javaVersion;
javaVersion->arch = result.mojangPlatform;
javaVersion->path = result.path;
candidates.append(javaVersion);
qDebug() << " " << javaVersion->id << 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();
}