pollymc/launcher/ui/pages/modplatform/technic/TechnicPage.cpp

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2022-03-21 00:31:08 +05:30
// SPDX-License-Identifier: GPL-3.0-only
/*
* PolyMC - Minecraft Launcher
* Copyright (c) 2021-2022 Jamie Mansfield <jmansfield@cadixdev.org>
*
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* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
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* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
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* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
* This file incorporates work covered by the following copyright and
* permission notice:
*
* 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 "TechnicPage.h"
#include "ui_TechnicPage.h"
#include <QKeyEvent>
#include "ui/dialogs/NewInstanceDialog.h"
#include "BuildConfig.h"
#include "TechnicModel.h"
#include "modplatform/technic/SingleZipPackInstallTask.h"
#include "modplatform/technic/SolderPackInstallTask.h"
#include "Json.h"
#include "Application.h"
#include "modplatform/technic/SolderPackManifest.h"
TechnicPage::TechnicPage(NewInstanceDialog* dialog, QWidget *parent)
: QWidget(parent), ui(new Ui::TechnicPage), dialog(dialog)
{
ui->setupUi(this);
connect(ui->searchButton, &QPushButton::clicked, this, &TechnicPage::triggerSearch);
ui->searchEdit->installEventFilter(this);
model = new Technic::ListModel(this);
ui->packView->setModel(model);
connect(ui->packView->selectionModel(), &QItemSelectionModel::currentChanged, this, &TechnicPage::onSelectionChanged);
connect(ui->versionSelectionBox, &QComboBox::currentTextChanged, this, &TechnicPage::onVersionSelectionChanged);
}
bool TechnicPage::eventFilter(QObject* watched, QEvent* event)
{
if (watched == ui->searchEdit && event->type() == QEvent::KeyPress) {
QKeyEvent* keyEvent = static_cast<QKeyEvent*>(event);
if (keyEvent->key() == Qt::Key_Return) {
triggerSearch();
keyEvent->accept();
return true;
}
}
return QWidget::eventFilter(watched, event);
}
TechnicPage::~TechnicPage()
{
delete ui;
}
bool TechnicPage::shouldDisplay() const
{
return true;
}
void TechnicPage::retranslate()
{
ui->retranslateUi(this);
}
void TechnicPage::openedImpl()
{
suggestCurrent();
triggerSearch();
}
void TechnicPage::triggerSearch() {
model->searchWithTerm(ui->searchEdit->text());
}
void TechnicPage::onSelectionChanged(QModelIndex first, QModelIndex second)
{
ui->versionSelectionBox->clear();
if(!first.isValid())
{
if(isOpened)
{
dialog->setSuggestedPack();
}
return;
}
current = model->data(first, Qt::UserRole).value<Technic::Modpack>();
suggestCurrent();
}
void TechnicPage::suggestCurrent()
{
if (!isOpened)
{
return;
}
if (current.broken)
{
dialog->setSuggestedPack();
return;
}
QString editedLogoName = "technic_" + current.logoName.section(".", 0, 0);
model->getLogo(current.logoName, current.logoUrl, [this, editedLogoName](QString logo)
{
dialog->setSuggestedIconFromFile(logo, editedLogoName);
});
if (current.metadataLoaded)
{
metadataLoaded();
return;
}
NetJob *netJob = new NetJob(QString("Technic::PackMeta(%1)").arg(current.name), APPLICATION->network());
QString slug = current.slug;
netJob->addNetAction(Net::Download::makeByteArray(QString("%1modpack/%2?build=%3").arg(BuildConfig.TECHNIC_API_BASE_URL, slug, BuildConfig.TECHNIC_API_BUILD), &response));
QObject::connect(netJob, &NetJob::succeeded, this, [this, slug]
{
jobPtr.reset();
if (current.slug != slug)
{
return;
}
QJsonParseError parse_error {};
QJsonDocument doc = QJsonDocument::fromJson(response, &parse_error);
QJsonObject obj = doc.object();
if(parse_error.error != QJsonParseError::NoError)
{
qWarning() << "Error while parsing JSON response from Technic at " << parse_error.offset << " reason: " << parse_error.errorString();
qWarning() << *response;
return;
}
if (!obj.contains("url"))
{
qWarning() << "Json doesn't contain an url key";
return;
}
QJsonValueRef url = obj["url"];
if (url.isString())
{
current.url = url.toString();
}
else
{
if (!obj.contains("solder"))
{
qWarning() << "Json doesn't contain a valid url or solder key";
return;
}
QJsonValueRef solderUrl = obj["solder"];
if (solderUrl.isString())
{
current.url = solderUrl.toString();
current.isSolder = true;
}
else
{
qWarning() << "Json doesn't contain a valid url or solder key";
return;
}
}
current.minecraftVersion = Json::ensureString(obj, "minecraft", QString(), "__placeholder__");
current.websiteUrl = Json::ensureString(obj, "platformUrl", QString(), "__placeholder__");
current.author = Json::ensureString(obj, "user", QString(), "__placeholder__");
current.description = Json::ensureString(obj, "description", QString(), "__placeholder__");
current.currentVersion = Json::ensureString(obj, "version", QString(), "__placeholder__");
current.metadataLoaded = true;
metadataLoaded();
});
jobPtr = netJob;
jobPtr->start();
}
// expects current.metadataLoaded to be true
void TechnicPage::metadataLoaded()
{
QString text = "";
QString name = current.name;
if (current.websiteUrl.isEmpty())
text = name.toHtmlEscaped();
else
text = "<a href=\"" + current.websiteUrl.toHtmlEscaped() + "\">" + name.toHtmlEscaped() + "</a>";
if (!current.author.isEmpty()) {
text += "<br>" + tr(" by ") + current.author.toHtmlEscaped();
}
text += "<br><br>";
ui->packDescription->setHtml(text + current.description);
// Strip trailing forward-slashes from Solder URL's
if (current.isSolder) {
while (current.url.endsWith('/')) current.url.chop(1);
}
// Display versions from Solder
if (!current.isSolder) {
// If the pack isn't a Solder pack, it only has the single version
ui->versionSelectionBox->addItem(current.currentVersion);
}
else if (current.versionsLoaded) {
// reverse foreach, so that the newest versions are first
for (auto i = current.versions.size(); i--;) {
ui->versionSelectionBox->addItem(current.versions.at(i));
}
ui->versionSelectionBox->setCurrentText(current.recommended);
}
else {
// For now, until the versions are pulled from the Solder instance, display the current
// version so we can display something quicker
ui->versionSelectionBox->addItem(current.currentVersion);
auto* netJob = new NetJob(QString("Technic::SolderMeta(%1)").arg(current.name), APPLICATION->network());
auto url = QString("%1/modpack/%2").arg(current.url, current.slug);
netJob->addNetAction(Net::Download::makeByteArray(QUrl(url), &response));
QObject::connect(netJob, &NetJob::succeeded, this, &TechnicPage::onSolderLoaded);
jobPtr = netJob;
jobPtr->start();
}
selectVersion();
}
void TechnicPage::selectVersion() {
if (!isOpened) {
return;
}
if (current.broken) {
dialog->setSuggestedPack();
return;
}
if (!current.isSolder)
{
dialog->setSuggestedPack(current.name + " " + selectedVersion, new Technic::SingleZipPackInstallTask(current.url, current.minecraftVersion));
}
else
{
dialog->setSuggestedPack(current.name + " " + selectedVersion, new Technic::SolderPackInstallTask(APPLICATION->network(), current.url, current.slug, selectedVersion, current.minecraftVersion));
}
}
void TechnicPage::onSolderLoaded() {
jobPtr.reset();
auto fallback = [this]() {
current.versionsLoaded = true;
current.versions.clear();
current.versions.append(current.currentVersion);
};
current.versions.clear();
QJsonParseError parse_error {};
auto doc = QJsonDocument::fromJson(response, &parse_error);
if (parse_error.error != QJsonParseError::NoError) {
qWarning() << "Error while parsing JSON response from Solder at " << parse_error.offset << " reason: " << parse_error.errorString();
qWarning() << response;
fallback();
return;
}
auto obj = doc.object();
TechnicSolder::Pack pack;
try {
TechnicSolder::loadPack(pack, obj);
}
catch (const JSONValidationError& err) {
qCritical() << "Couldn't parse Solder pack metadata:" << err.cause();
fallback();
return;
}
current.versionsLoaded = true;
current.recommended = pack.recommended;
current.versions.append(pack.builds);
// Finally, let's reload :)
ui->versionSelectionBox->clear();
metadataLoaded();
}
void TechnicPage::onVersionSelectionChanged(QString data) {
if (data.isNull() || data.isEmpty()) {
selectedVersion = "";
return;
}
selectedVersion = data;
selectVersion();
}