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// SPDX-License-Identifier: GPL-3.0-only
// SPDX-FileCopyrightText: 2026 Project Tick
// SPDX-FileContributor: Project Tick Team
/*
* ProjT Launcher - Minecraft Launcher
* Copyright (C) 2026 Project Tick
*
* 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.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "MinecraftProfileFetchStep.hpp"
#include <QJsonArray>
#include <QJsonDocument>
#include <QJsonObject>
#include <QJsonParseError>
#include <QNetworkRequest>
#include "Application.h"
#include "net/NetUtils.h"
#include "net/RawHeaderProxy.h"
namespace projt::minecraft::auth
{
namespace
{
constexpr auto kMinecraftProfileUrl = "https://api.minecraftservices.com/minecraft/profile";
} // namespace
MinecraftProfileFetchStep::MinecraftProfileFetchStep(Credentials& credentials) noexcept : Step(credentials)
{}
QString MinecraftProfileFetchStep::description() const
{
return tr("Fetching Minecraft profile.");
}
void MinecraftProfileFetchStep::execute()
{
const QUrl url(QString::fromLatin1(kMinecraftProfileUrl));
const QString authHeader = QStringLiteral("Bearer %1").arg(m_credentials.minecraftAccessToken.accessToken);
const auto headers = QList<Net::HeaderPair>{ { "Content-Type", "application/json" },
{ "Accept", "application/json" },
{ "Authorization", authHeader.toUtf8() } };
m_response = std::make_shared<QByteArray>();
m_request = Net::Download::makeByteArray(url, m_response);
m_request->addHeaderProxy(new Net::RawHeaderProxy(headers));
m_task = NetJob::Ptr::create(QStringLiteral("MinecraftProfileFetch"), APPLICATION->network());
m_task->setAskRetry(false);
m_task->addNetAction(m_request);
connect(m_task.get(), &Task::finished, this, &MinecraftProfileFetchStep::onRequestCompleted);
m_task->start();
}
void MinecraftProfileFetchStep::onRequestCompleted()
{
// 404 = no profile exists (valid state for new accounts)
if (m_request->error() == QNetworkReply::ContentNotFoundError)
{
m_credentials.profile = MinecraftJavaProfile{};
emit completed(StepResult::Continue, tr("Account has no Minecraft profile."));
return;
}
if (m_request->error() != QNetworkReply::NoError)
{
qWarning() << "Minecraft profile fetch error:";
qWarning() << " HTTP Status:" << m_request->replyStatusCode();
qWarning() << " Error:" << m_request->error() << m_request->errorString();
qWarning() << " Response:" << QString::fromUtf8(*m_response);
const StepResult result =
Net::isApplicationError(m_request->error()) ? StepResult::SoftFailure : StepResult::Offline;
emit completed(result, tr("Failed to fetch Minecraft profile: %1").arg(m_request->errorString()));
return;
}
if (!parseProfileResponse(*m_response))
{
m_credentials.profile = MinecraftJavaProfile{};
emit completed(StepResult::SoftFailure, tr("Could not parse Minecraft profile response."));
return;
}
emit completed(StepResult::Continue, tr("Got Minecraft profile."));
}
bool MinecraftProfileFetchStep::parseProfileResponse(const QByteArray& data)
{
QJsonParseError err;
const auto doc = QJsonDocument::fromJson(data, &err);
if (err.error != QJsonParseError::NoError || !doc.isObject())
{
qWarning() << "Failed to parse Minecraft profile:" << err.errorString();
return false;
}
const auto obj = doc.object();
// Basic profile info
m_credentials.profile.id = obj.value(QStringLiteral("id")).toString();
m_credentials.profile.name = obj.value(QStringLiteral("name")).toString();
if (m_credentials.profile.id.isEmpty())
{
return false;
}
// Parse skins
const auto skins = obj.value(QStringLiteral("skins")).toArray();
for (const auto& skinVal : skins)
{
const auto skinObj = skinVal.toObject();
const QString state = skinObj.value(QStringLiteral("state")).toString();
if (state == QStringLiteral("ACTIVE"))
{
m_credentials.profile.skin.id = skinObj.value(QStringLiteral("id")).toString();
m_credentials.profile.skin.url = skinObj.value(QStringLiteral("url")).toString();
m_credentials.profile.skin.variant = skinObj.value(QStringLiteral("variant")).toString();
break;
}
}
// Parse capes
const auto capes = obj.value(QStringLiteral("capes")).toArray();
for (const auto& capeVal : capes)
{
const auto capeObj = capeVal.toObject();
const QString capeId = capeObj.value(QStringLiteral("id")).toString();
PlayerCape cape;
cape.id = capeId;
cape.url = capeObj.value(QStringLiteral("url")).toString();
cape.alias = capeObj.value(QStringLiteral("alias")).toString();
m_credentials.profile.capes.insert(capeId, cape);
// Track active cape
const QString state = capeObj.value(QStringLiteral("state")).toString();
if (state == QStringLiteral("ACTIVE"))
{
m_credentials.profile.activeCapeId = capeId;
}
}
m_credentials.profile.validity = TokenValidity::Certain;
return true;
}
} // namespace projt::minecraft::auth
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