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NOISSUE Flatten gui and logic libraries into MultiMC

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This commit is contained in:
Petr Mrázek
2021-07-25 19:11:59 +02:00
parent dd13368085
commit 20b9f2b42a
1113 changed files with 1228 additions and 1401 deletions
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30
launcher/minecraft/auth/AuthSession.cpp Normal file
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#include "AuthSession.h"
#include <QJsonObject>
#include <QJsonArray>
#include <QJsonDocument>
#include <QStringList>
QString AuthSession::serializeUserProperties()
{
QJsonObject userAttrs;
for (auto key : u.properties.keys())
{
auto array = QJsonArray::fromStringList(u.properties.values(key));
userAttrs.insert(key, array);
}
QJsonDocument value(userAttrs);
return value.toJson(QJsonDocument::Compact);
}
bool AuthSession::MakeOffline(QString offline_playername)
{
if (status != PlayableOffline && status != PlayableOnline)
{
return false;
}
session = "-";
player_name = offline_playername;
status = PlayableOffline;
return true;
}

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launcher/minecraft/auth/AuthSession.h Normal file
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#pragma once
#include <QString>
#include <QMultiMap>
#include <memory>
class MojangAccount;
struct User
{
QString id;
QMultiMap<QString, QString> properties;
};
struct AuthSession
{
bool MakeOffline(QString offline_playername);
QString serializeUserProperties();
enum Status
{
Undetermined,
RequiresPassword,
PlayableOffline,
PlayableOnline
} status = Undetermined;
User u;
// client token
QString client_token;
// account user name
QString username;
// combined session ID
QString session;
// volatile auth token
QString access_token;
// profile name
QString player_name;
// profile ID
QString uuid;
// 'legacy' or 'mojang', depending on account type
QString user_type;
// Did the auth server reply?
bool auth_server_online = false;
// Did the user request online mode?
bool wants_online = true;
std::shared_ptr<MojangAccount> m_accountPtr;
};
typedef std::shared_ptr<AuthSession> AuthSessionPtr;

315
launcher/minecraft/auth/MojangAccount.cpp Normal file
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/* Copyright 2013-2021 MultiMC Contributors
*
* Authors: Orochimarufan <orochimarufan.x3@gmail.com>
*
* 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 "MojangAccount.h"
#include "flows/RefreshTask.h"
#include "flows/AuthenticateTask.h"
#include <QUuid>
#include <QJsonObject>
#include <QJsonArray>
#include <QRegExp>
#include <QStringList>
#include <QJsonDocument>
#include <QDebug>
MojangAccountPtr MojangAccount::loadFromJson(const QJsonObject &object)
{
// The JSON object must at least have a username for it to be valid.
if (!object.value("username").isString())
{
qCritical() << "Can't load Mojang account info from JSON object. Username field is "
"missing or of the wrong type.";
return nullptr;
}
QString username = object.value("username").toString("");
QString clientToken = object.value("clientToken").toString("");
QString accessToken = object.value("accessToken").toString("");
QJsonArray profileArray = object.value("profiles").toArray();
if (profileArray.size() < 1)
{
qCritical() << "Can't load Mojang account with username \"" << username
<< "\". No profiles found.";
return nullptr;
}
QList<AccountProfile> profiles;
for (QJsonValue profileVal : profileArray)
{
QJsonObject profileObject = profileVal.toObject();
QString id = profileObject.value("id").toString("");
QString name = profileObject.value("name").toString("");
bool legacy = profileObject.value("legacy").toBool(false);
if (id.isEmpty() || name.isEmpty())
{
qWarning() << "Unable to load a profile because it was missing an ID or a name.";
continue;
}
profiles.append({id, name, legacy});
}
MojangAccountPtr account(new MojangAccount());
if (object.value("user").isObject())
{
User u;
QJsonObject userStructure = object.value("user").toObject();
u.id = userStructure.value("id").toString();
/*
QJsonObject propMap = userStructure.value("properties").toObject();
for(auto key: propMap.keys())
{
auto values = propMap.operator[](key).toArray();
for(auto value: values)
u.properties.insert(key, value.toString());
}
*/
account->m_user = u;
}
account->m_username = username;
account->m_clientToken = clientToken;
account->m_accessToken = accessToken;
account->m_profiles = profiles;
// Get the currently selected profile.
QString currentProfile = object.value("activeProfile").toString("");
if (!currentProfile.isEmpty())
account->setCurrentProfile(currentProfile);
return account;
}
MojangAccountPtr MojangAccount::createFromUsername(const QString &username)
{
MojangAccountPtr account(new MojangAccount());
account->m_clientToken = QUuid::createUuid().toString().remove(QRegExp("[{}-]"));
account->m_username = username;
return account;
}
QJsonObject MojangAccount::saveToJson() const
{
QJsonObject json;
json.insert("username", m_username);
json.insert("clientToken", m_clientToken);
json.insert("accessToken", m_accessToken);
QJsonArray profileArray;
for (AccountProfile profile : m_profiles)
{
QJsonObject profileObj;
profileObj.insert("id", profile.id);
profileObj.insert("name", profile.name);
profileObj.insert("legacy", profile.legacy);
profileArray.append(profileObj);
}
json.insert("profiles", profileArray);
QJsonObject userStructure;
{
userStructure.insert("id", m_user.id);
/*
QJsonObject userAttrs;
for(auto key: m_user.properties.keys())
{
auto array = QJsonArray::fromStringList(m_user.properties.values(key));
userAttrs.insert(key, array);
}
userStructure.insert("properties", userAttrs);
*/
}
json.insert("user", userStructure);
if (m_currentProfile != -1)
json.insert("activeProfile", currentProfile()->id);
return json;
}
bool MojangAccount::setCurrentProfile(const QString &profileId)
{
for (int i = 0; i < m_profiles.length(); i++)
{
if (m_profiles[i].id == profileId)
{
m_currentProfile = i;
return true;
}
}
return false;
}
const AccountProfile *MojangAccount::currentProfile() const
{
if (m_currentProfile == -1)
return nullptr;
return &m_profiles[m_currentProfile];
}
AccountStatus MojangAccount::accountStatus() const
{
if (m_accessToken.isEmpty())
return NotVerified;
else
return Verified;
}
std::shared_ptr<YggdrasilTask> MojangAccount::login(AuthSessionPtr session, QString password)
{
Q_ASSERT(m_currentTask.get() == nullptr);
// take care of the true offline status
if (accountStatus() == NotVerified && password.isEmpty())
{
if (session)
{
session->status = AuthSession::RequiresPassword;
fillSession(session);
}
return nullptr;
}
if(accountStatus() == Verified && !session->wants_online)
{
session->status = AuthSession::PlayableOffline;
session->auth_server_online = false;
fillSession(session);
return nullptr;
}
else
{
if (password.isEmpty())
{
m_currentTask.reset(new RefreshTask(this));
}
else
{
m_currentTask.reset(new AuthenticateTask(this, password));
}
m_currentTask->assignSession(session);
connect(m_currentTask.get(), SIGNAL(succeeded()), SLOT(authSucceeded()));
connect(m_currentTask.get(), SIGNAL(failed(QString)), SLOT(authFailed(QString)));
}
return m_currentTask;
}
void MojangAccount::authSucceeded()
{
auto session = m_currentTask->getAssignedSession();
if (session)
{
session->status =
session->wants_online ? AuthSession::PlayableOnline : AuthSession::PlayableOffline;
fillSession(session);
session->auth_server_online = true;
}
m_currentTask.reset();
emit changed();
}
void MojangAccount::authFailed(QString reason)
{
auto session = m_currentTask->getAssignedSession();
// This is emitted when the yggdrasil tasks time out or are cancelled.
// -> we treat the error as no-op
if (m_currentTask->state() == YggdrasilTask::STATE_FAILED_SOFT)
{
if (session)
{
session->status = accountStatus() == Verified ? AuthSession::PlayableOffline
: AuthSession::RequiresPassword;
session->auth_server_online = false;
fillSession(session);
}
}
else
{
m_accessToken = QString();
emit changed();
if (session)
{
session->status = AuthSession::RequiresPassword;
session->auth_server_online = true;
fillSession(session);
}
}
m_currentTask.reset();
}
void MojangAccount::fillSession(AuthSessionPtr session)
{
// the user name. you have to have an user name
session->username = m_username;
// volatile auth token
session->access_token = m_accessToken;
// the semi-permanent client token
session->client_token = m_clientToken;
if (currentProfile())
{
// profile name
session->player_name = currentProfile()->name;
// profile ID
session->uuid = currentProfile()->id;
// 'legacy' or 'mojang', depending on account type
session->user_type = currentProfile()->legacy ? "legacy" : "mojang";
if (!session->access_token.isEmpty())
{
session->session = "token:" + m_accessToken + ":" + m_profiles[m_currentProfile].id;
}
else
{
session->session = "-";
}
}
else
{
session->player_name = "Player";
session->session = "-";
}
session->u = user();
session->m_accountPtr = shared_from_this();
}
void MojangAccount::decrementUses()
{
Usable::decrementUses();
if(!isInUse())
{
emit changed();
qWarning() << "Account" << m_username << "is no longer in use.";
}
}
void MojangAccount::incrementUses()
{
bool wasInUse = isInUse();
Usable::incrementUses();
if(!wasInUse)
{
emit changed();
qWarning() << "Account" << m_username << "is now in use.";
}
}
void MojangAccount::invalidateClientToken()
{
m_clientToken = QUuid::createUuid().toString().remove(QRegExp("[{}-]"));
emit changed();
}

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launcher/minecraft/auth/MojangAccount.h Normal file
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/* 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.
*/
#pragma once
#include <QObject>
#include <QString>
#include <QList>
#include <QJsonObject>
#include <QPair>
#include <QMap>
#include <memory>
#include "AuthSession.h"
#include "Usable.h"
class Task;
class YggdrasilTask;
class MojangAccount;
typedef std::shared_ptr<MojangAccount> MojangAccountPtr;
Q_DECLARE_METATYPE(MojangAccountPtr)
/**
* A profile within someone's Mojang account.
*
* Currently, the profile system has not been implemented by Mojang yet,
* but we might as well add some things for it in MultiMC right now so
* we don't have to rip the code to pieces to add it later.
*/
struct AccountProfile
{
QString id;
QString name;
bool legacy;
};
enum AccountStatus
{
NotVerified,
Verified
};
/**
* Object that stores information about a certain Mojang account.
*
* Said information may include things such as that account's username, client token, and access
* token if the user chose to stay logged in.
*/
class MojangAccount :
public QObject,
public Usable,
public std::enable_shared_from_this<MojangAccount>
{
Q_OBJECT
public: /* construction */
//! Do not copy accounts. ever.
explicit MojangAccount(const MojangAccount &other, QObject *parent) = delete;
//! Default constructor
explicit MojangAccount(QObject *parent = 0) : QObject(parent) {};
//! Creates an empty account for the specified user name.
static MojangAccountPtr createFromUsername(const QString &username);
//! Loads a MojangAccount from the given JSON object.
static MojangAccountPtr loadFromJson(const QJsonObject &json);
//! Saves a MojangAccount to a JSON object and returns it.
QJsonObject saveToJson() const;
public: /* manipulation */
/**
* Sets the currently selected profile to the profile with the given ID string.
* If profileId is not in the list of available profiles, the function will simply return
* false.
*/
bool setCurrentProfile(const QString &profileId);
/**
* Attempt to login. Empty password means we use the token.
* If the attempt fails because we already are performing some task, it returns false.
*/
std::shared_ptr<YggdrasilTask> login(AuthSessionPtr session, QString password = QString());
void invalidateClientToken();
public: /* queries */
const QString &username() const
{
return m_username;
}
const QString &clientToken() const
{
return m_clientToken;
}
const QString &accessToken() const
{
return m_accessToken;
}
const QList<AccountProfile> &profiles() const
{
return m_profiles;
}
const User &user()
{
return m_user;
}
//! Returns the currently selected profile (if none, returns nullptr)
const AccountProfile *currentProfile() const;
//! Returns whether the account is NotVerified, Verified or Online
AccountStatus accountStatus() const;
signals:
/**
* This signal is emitted when the account changes
*/
void changed();
// TODO: better signalling for the various possible state changes - especially errors
protected: /* variables */
QString m_username;
// Used to identify the client - the user can have multiple clients for the same account
// Think: different launchers, all connecting to the same account/profile
QString m_clientToken;
// Blank if not logged in.
QString m_accessToken;
// Index of the selected profile within the list of available
// profiles. -1 if nothing is selected.
int m_currentProfile = -1;
// List of available profiles.
QList<AccountProfile> m_profiles;
// the user structure, whatever it is.
User m_user;
// current task we are executing here
std::shared_ptr<YggdrasilTask> m_currentTask;
protected: /* methods */
void incrementUses() override;
void decrementUses() override;
private
slots:
void authSucceeded();
void authFailed(QString reason);
private:
void fillSession(AuthSessionPtr session);
public:
friend class YggdrasilTask;
friend class AuthenticateTask;
friend class ValidateTask;
friend class RefreshTask;
};

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launcher/minecraft/auth/MojangAccountList.cpp Normal file
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/* 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 "MojangAccountList.h"
#include "MojangAccount.h"
#include <QIODevice>
#include <QFile>
#include <QTextStream>
#include <QJsonDocument>
#include <QJsonArray>
#include <QJsonObject>
#include <QJsonParseError>
#include <QDir>
#include <QDebug>
#include <FileSystem.h>
#define ACCOUNT_LIST_FORMAT_VERSION 2
MojangAccountList::MojangAccountList(QObject *parent) : QAbstractListModel(parent)
{
}
MojangAccountPtr MojangAccountList::findAccount(const QString &username) const
{
for (int i = 0; i < count(); i++)
{
MojangAccountPtr account = at(i);
if (account->username() == username)
return account;
}
return nullptr;
}
const MojangAccountPtr MojangAccountList::at(int i) const
{
return MojangAccountPtr(m_accounts.at(i));
}
void MojangAccountList::addAccount(const MojangAccountPtr account)
{
int row = m_accounts.count();
beginInsertRows(QModelIndex(), row, row);
connect(account.get(), SIGNAL(changed()), SLOT(accountChanged()));
m_accounts.append(account);
endInsertRows();
onListChanged();
}
void MojangAccountList::removeAccount(const QString &username)
{
int idx = 0;
for (auto account : m_accounts)
{
if (account->username() == username)
{
beginRemoveRows(QModelIndex(), idx, idx);
m_accounts.removeOne(account);
endRemoveRows();
return;
}
idx++;
}
onListChanged();
}
void MojangAccountList::removeAccount(QModelIndex index)
{
int row = index.row();
if(index.isValid() && row >= 0 && row < m_accounts.size())
{
auto & account = m_accounts[row];
if(account == m_activeAccount)
{
m_activeAccount = nullptr;
onActiveChanged();
}
beginRemoveRows(QModelIndex(), row, row);
m_accounts.removeAt(index.row());
endRemoveRows();
onListChanged();
}
}
MojangAccountPtr MojangAccountList::activeAccount() const
{
return m_activeAccount;
}
void MojangAccountList::setActiveAccount(const QString &username)
{
if (username.isEmpty() && m_activeAccount)
{
int idx = 0;
auto prevActiveAcc = m_activeAccount;
m_activeAccount = nullptr;
for (MojangAccountPtr account : m_accounts)
{
if (account == prevActiveAcc)
{
emit dataChanged(index(idx), index(idx));
}
idx ++;
}
onActiveChanged();
}
else
{
auto currentActiveAccount = m_activeAccount;
int currentActiveAccountIdx = -1;
auto newActiveAccount = m_activeAccount;
int newActiveAccountIdx = -1;
int idx = 0;
for (MojangAccountPtr account : m_accounts)
{
if (account->username() == username)
{
newActiveAccount = account;
newActiveAccountIdx = idx;
}
if(currentActiveAccount == account)
{
currentActiveAccountIdx = idx;
}
idx++;
}
if(currentActiveAccount != newActiveAccount)
{
emit dataChanged(index(currentActiveAccountIdx), index(currentActiveAccountIdx));
emit dataChanged(index(newActiveAccountIdx), index(newActiveAccountIdx));
m_activeAccount = newActiveAccount;
onActiveChanged();
}
}
}
void MojangAccountList::accountChanged()
{
// the list changed. there is no doubt.
onListChanged();
}
void MojangAccountList::onListChanged()
{
if (m_autosave)
// TODO: Alert the user if this fails.
saveList();
emit listChanged();
}
void MojangAccountList::onActiveChanged()
{
if (m_autosave)
saveList();
emit activeAccountChanged();
}
int MojangAccountList::count() const
{
return m_accounts.count();
}
QVariant MojangAccountList::data(const QModelIndex &index, int role) const
{
if (!index.isValid())
return QVariant();
if (index.row() > count())
return QVariant();
MojangAccountPtr account = at(index.row());
switch (role)
{
case Qt::DisplayRole:
switch (index.column())
{
case NameColumn:
return account->username();
default:
return QVariant();
}
case Qt::ToolTipRole:
return account->username();
case PointerRole:
return qVariantFromValue(account);
case Qt::CheckStateRole:
switch (index.column())
{
case ActiveColumn:
return account == m_activeAccount ? Qt::Checked : Qt::Unchecked;
}
default:
return QVariant();
}
}
QVariant MojangAccountList::headerData(int section, Qt::Orientation orientation, int role) const
{
switch (role)
{
case Qt::DisplayRole:
switch (section)
{
case ActiveColumn:
return tr("Active?");
case NameColumn:
return tr("Name");
default:
return QVariant();
}
case Qt::ToolTipRole:
switch (section)
{
case NameColumn:
return tr("The name of the version.");
default:
return QVariant();
}
default:
return QVariant();
}
}
int MojangAccountList::rowCount(const QModelIndex &) const
{
// Return count
return count();
}
int MojangAccountList::columnCount(const QModelIndex &) const
{
return 2;
}
Qt::ItemFlags MojangAccountList::flags(const QModelIndex &index) const
{
if (index.row() < 0 || index.row() >= rowCount(index) || !index.isValid())
{
return Qt::NoItemFlags;
}
return Qt::ItemIsUserCheckable | Qt::ItemIsEnabled | Qt::ItemIsSelectable;
}
bool MojangAccountList::setData(const QModelIndex &index, const QVariant &value, int role)
{
if (index.row() < 0 || index.row() >= rowCount(index) || !index.isValid())
{
return false;
}
if(role == Qt::CheckStateRole)
{
if(value == Qt::Checked)
{
MojangAccountPtr account = this->at(index.row());
this->setActiveAccount(account->username());
}
}
emit dataChanged(index, index);
return true;
}
void MojangAccountList::updateListData(QList<MojangAccountPtr> versions)
{
beginResetModel();
m_accounts = versions;
endResetModel();
}
bool MojangAccountList::loadList(const QString &filePath)
{
QString path = filePath;
if (path.isEmpty())
path = m_listFilePath;
if (path.isEmpty())
{
qCritical() << "Can't load Mojang account list. No file path given and no default set.";
return false;
}
QFile file(path);
// Try to open the file and fail if we can't.
// TODO: We should probably report this error to the user.
if (!file.open(QIODevice::ReadOnly))
{
qCritical() << QString("Failed to read the account list file (%1).").arg(path).toUtf8();
return false;
}
// Read the file and close it.
QByteArray jsonData = file.readAll();
file.close();
QJsonParseError parseError;
QJsonDocument jsonDoc = QJsonDocument::fromJson(jsonData, &parseError);
// Fail if the JSON is invalid.
if (parseError.error != QJsonParseError::NoError)
{
qCritical() << QString("Failed to parse account list file: %1 at offset %2")
.arg(parseError.errorString(), QString::number(parseError.offset))
.toUtf8();
return false;
}
// Make sure the root is an object.
if (!jsonDoc.isObject())
{
qCritical() << "Invalid account list JSON: Root should be an array.";
return false;
}
QJsonObject root = jsonDoc.object();
// Make sure the format version matches.
if (root.value("formatVersion").toVariant().toInt() != ACCOUNT_LIST_FORMAT_VERSION)
{
QString newName = "accounts-old.json";
qWarning() << "Format version mismatch when loading account list. Existing one will be renamed to"
<< newName;
// Attempt to rename the old version.
file.rename(newName);
return false;
}
// Now, load the accounts array.
beginResetModel();
QJsonArray accounts = root.value("accounts").toArray();
for (QJsonValue accountVal : accounts)
{
QJsonObject accountObj = accountVal.toObject();
MojangAccountPtr account = MojangAccount::loadFromJson(accountObj);
if (account.get() != nullptr)
{
connect(account.get(), SIGNAL(changed()), SLOT(accountChanged()));
m_accounts.append(account);
}
else
{
qWarning() << "Failed to load an account.";
}
}
// Load the active account.
m_activeAccount = findAccount(root.value("activeAccount").toString(""));
endResetModel();
return true;
}
bool MojangAccountList::saveList(const QString &filePath)
{
QString path(filePath);
if (path.isEmpty())
path = m_listFilePath;
if (path.isEmpty())
{
qCritical() << "Can't save Mojang account list. No file path given and no default set.";
return false;
}
// make sure the parent folder exists
if(!FS::ensureFilePathExists(path))
return false;
// make sure the file wasn't overwritten with a folder before (fixes a bug)
QFileInfo finfo(path);
if(finfo.isDir())
{
QDir badDir(path);
badDir.removeRecursively();
}
qDebug() << "Writing account list to" << path;
qDebug() << "Building JSON data structure.";
// Build the JSON document to write to the list file.
QJsonObject root;
root.insert("formatVersion", ACCOUNT_LIST_FORMAT_VERSION);
// Build a list of accounts.
qDebug() << "Building account array.";
QJsonArray accounts;
for (MojangAccountPtr account : m_accounts)
{
QJsonObject accountObj = account->saveToJson();
accounts.append(accountObj);
}
// Insert the account list into the root object.
root.insert("accounts", accounts);
if(m_activeAccount)
{
// Save the active account.
root.insert("activeAccount", m_activeAccount->username());
}
// Create a JSON document object to convert our JSON to bytes.
QJsonDocument doc(root);
// Now that we're done building the JSON object, we can write it to the file.
qDebug() << "Writing account list to file.";
QFile file(path);
// Try to open the file and fail if we can't.
// TODO: We should probably report this error to the user.
if (!file.open(QIODevice::WriteOnly))
{
qCritical() << QString("Failed to read the account list file (%1).").arg(path).toUtf8();
return false;
}
// Write the JSON to the file.
file.write(doc.toJson());
file.setPermissions(QFile::ReadOwner|QFile::WriteOwner|QFile::ReadUser|QFile::WriteUser);
file.close();
qDebug() << "Saved account list to" << path;
return true;
}
void MojangAccountList::setListFilePath(QString path, bool autosave)
{
m_listFilePath = path;
m_autosave = autosave;
}
bool MojangAccountList::anyAccountIsValid()
{
for(auto account:m_accounts)
{
if(account->accountStatus() != NotVerified)
return true;
}
return false;
}

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/* 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.
*/
#pragma once
#include "MojangAccount.h"
#include <QObject>
#include <QVariant>
#include <QAbstractListModel>
#include <QSharedPointer>
/*!
* \brief List of available Mojang accounts.
* This should be loaded in the background by MultiMC on startup.
*
* This class also inherits from QAbstractListModel. Methods from that
* class determine how this list shows up in a list view. Said methods
* all have a default implementation, but they can be overridden by subclasses to
* change the behavior of the list.
*/
class MojangAccountList : public QAbstractListModel
{
Q_OBJECT
public:
enum ModelRoles
{
PointerRole = 0x34B1CB48
};
enum VListColumns
{
// TODO: Add icon column.
// First column - Active?
ActiveColumn = 0,
// Second column - Name
NameColumn,
};
explicit MojangAccountList(QObject *parent = 0);
//! Gets the account at the given index.
virtual const MojangAccountPtr at(int i) const;
//! Returns the number of accounts in the list.
virtual int count() const;
//////// List Model Functions ////////
virtual QVariant data(const QModelIndex &index, int role) const;
virtual QVariant headerData(int section, Qt::Orientation orientation, int role) const;
virtual int rowCount(const QModelIndex &parent) const;
virtual int columnCount(const QModelIndex &parent) const;
virtual Qt::ItemFlags flags(const QModelIndex &index) const;
virtual bool setData(const QModelIndex &index, const QVariant &value, int role);
/*!
* Adds a the given Mojang account to the account list.
*/
virtual void addAccount(const MojangAccountPtr account);
/*!
* Removes the mojang account with the given username from the account list.
*/
virtual void removeAccount(const QString &username);
/*!
* Removes the account at the given QModelIndex.
*/
virtual void removeAccount(QModelIndex index);
/*!
* \brief Finds an account by its username.
* \param The username of the account to find.
* \return A const pointer to the account with the given username. NULL if
* one doesn't exist.
*/
virtual MojangAccountPtr findAccount(const QString &username) const;
/*!
* Sets the default path to save the list file to.
* If autosave is true, this list will automatically save to the given path whenever it changes.
* THIS FUNCTION DOES NOT LOAD THE LIST. If you set autosave, be sure to call loadList() immediately
* after calling this function to ensure an autosaved change doesn't overwrite the list you intended
* to load.
*/
virtual void setListFilePath(QString path, bool autosave = false);
/*!
* \brief Loads the account list from the given file path.
* If the given file is an empty string (default), will load from the default account list file.
* \return True if successful, otherwise false.
*/
virtual bool loadList(const QString &file = "");
/*!
* \brief Saves the account list to the given file.
* If the given file is an empty string (default), will save from the default account list file.
* \return True if successful, otherwise false.
*/
virtual bool saveList(const QString &file = "");
/*!
* \brief Gets a pointer to the account that the user has selected as their "active" account.
* Which account is active can be overridden on a per-instance basis, but this will return the one that
* is set as active globally.
* \return The currently active MojangAccount. If there isn't an active account, returns a null pointer.
*/
virtual MojangAccountPtr activeAccount() const;
/*!
* Sets the given account as the current active account.
* If the username given is an empty string, sets the active account to nothing.
*/
virtual void setActiveAccount(const QString &username);
/*!
* Returns true if any of the account is at least Validated
*/
bool anyAccountIsValid();
signals:
/*!
* Signal emitted to indicate that the account list has changed.
* This will also fire if the value of an element in the list changes (will be implemented
* later).
*/
void listChanged();
/*!
* Signal emitted to indicate that the active account has changed.
*/
void activeAccountChanged();
public
slots:
/**
* This is called when one of the accounts changes and the list needs to be updated
*/
void accountChanged();
protected:
/*!
* Called whenever the list changes.
* This emits the listChanged() signal and autosaves the list (if autosave is enabled).
*/
void onListChanged();
/*!
* Called whenever the active account changes.
* Emits the activeAccountChanged() signal and autosaves the list if enabled.
*/
void onActiveChanged();
QList<MojangAccountPtr> m_accounts;
/*!
* Account that is currently active.
*/
MojangAccountPtr m_activeAccount;
//! Path to the account list file. Empty string if there isn't one.
QString m_listFilePath;
/*!
* If true, the account list will automatically save to the account list path when it changes.
* Ignored if m_listFilePath is blank.
*/
bool m_autosave = false;
protected
slots:
/*!
* Updates this list with the given list of accounts.
* This is done by copying each account in the given list and inserting it
* into this one.
* We need to do this so that we can set the parents of the accounts are set to this
* account list. This can't be done in the load task, because the accounts the load
* task creates are on the load task's thread and Qt won't allow their parents
* to be set to something created on another thread.
* To get around that problem, we invoke this method on the GUI thread, which
* then copies the accounts and sets their parents correctly.
* \param accounts List of accounts whose parents should be set.
*/
virtual void updateListData(QList<MojangAccountPtr> versions);
};

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/* 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 "YggdrasilTask.h"
#include "MojangAccount.h"
#include <QObject>
#include <QString>
#include <QJsonObject>
#include <QJsonDocument>
#include <QNetworkReply>
#include <QByteArray>
#include <Env.h>
#include <BuildConfig.h>
#include <QDebug>
YggdrasilTask::YggdrasilTask(MojangAccount *account, QObject *parent)
: Task(parent), m_account(account)
{
changeState(STATE_CREATED);
}
void YggdrasilTask::executeTask()
{
changeState(STATE_SENDING_REQUEST);
// Get the content of the request we're going to send to the server.
QJsonDocument doc(getRequestContent());
QUrl reqUrl(BuildConfig.AUTH_BASE + getEndpoint());
QNetworkRequest netRequest(reqUrl);
netRequest.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");
QByteArray requestData = doc.toJson();
m_netReply = ENV.qnam().post(netRequest, requestData);
connect(m_netReply, &QNetworkReply::finished, this, &YggdrasilTask::processReply);
connect(m_netReply, &QNetworkReply::uploadProgress, this, &YggdrasilTask::refreshTimers);
connect(m_netReply, &QNetworkReply::downloadProgress, this, &YggdrasilTask::refreshTimers);
connect(m_netReply, &QNetworkReply::sslErrors, this, &YggdrasilTask::sslErrors);
timeout_keeper.setSingleShot(true);
timeout_keeper.start(timeout_max);
counter.setSingleShot(false);
counter.start(time_step);
progress(0, timeout_max);
connect(&timeout_keeper, &QTimer::timeout, this, &YggdrasilTask::abortByTimeout);
connect(&counter, &QTimer::timeout, this, &YggdrasilTask::heartbeat);
}
void YggdrasilTask::refreshTimers(qint64, qint64)
{
timeout_keeper.stop();
timeout_keeper.start(timeout_max);
progress(count = 0, timeout_max);
}
void YggdrasilTask::heartbeat()
{
count += time_step;
progress(count, timeout_max);
}
bool YggdrasilTask::abort()
{
progress(timeout_max, timeout_max);
// TODO: actually use this in a meaningful way
m_aborted = YggdrasilTask::BY_USER;
m_netReply->abort();
return true;
}
void YggdrasilTask::abortByTimeout()
{
progress(timeout_max, timeout_max);
// TODO: actually use this in a meaningful way
m_aborted = YggdrasilTask::BY_TIMEOUT;
m_netReply->abort();
}
void YggdrasilTask::sslErrors(QList<QSslError> errors)
{
int i = 1;
for (auto error : errors)
{
qCritical() << "LOGIN SSL Error #" << i << " : " << error.errorString();
auto cert = error.certificate();
qCritical() << "Certificate in question:\n" << cert.toText();
i++;
}
}
void YggdrasilTask::processReply()
{
changeState(STATE_PROCESSING_RESPONSE);
switch (m_netReply->error())
{
case QNetworkReply::NoError:
break;
case QNetworkReply::TimeoutError:
changeState(STATE_FAILED_SOFT, tr("Authentication operation timed out."));
return;
case QNetworkReply::OperationCanceledError:
changeState(STATE_FAILED_SOFT, tr("Authentication operation cancelled."));
return;
case QNetworkReply::SslHandshakeFailedError:
changeState(
STATE_FAILED_SOFT,
tr("<b>SSL Handshake failed.</b><br/>There might be a few causes for it:<br/>"
"<ul>"
"<li>You use Windows XP and need to <a "
"href=\"https://www.microsoft.com/en-us/download/details.aspx?id=38918\">update "
"your root certificates</a></li>"
"<li>Some device on your network is interfering with SSL traffic. In that case, "
"you have bigger worries than Minecraft not starting.</li>"
"<li>Possibly something else. Check the MultiMC log file for details</li>"
"</ul>"));
return;
// used for invalid credentials and similar errors. Fall through.
case QNetworkReply::ContentAccessDenied:
case QNetworkReply::ContentOperationNotPermittedError:
break;
default:
changeState(STATE_FAILED_SOFT,
tr("Authentication operation failed due to a network error: %1 (%2)")
.arg(m_netReply->errorString()).arg(m_netReply->error()));
return;
}
// Try to parse the response regardless of the response code.
// Sometimes the auth server will give more information and an error code.
QJsonParseError jsonError;
QByteArray replyData = m_netReply->readAll();
QJsonDocument doc = QJsonDocument::fromJson(replyData, &jsonError);
// Check the response code.
int responseCode = m_netReply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
if (responseCode == 200)
{
// If the response code was 200, then there shouldn't be an error. Make sure
// anyways.
// Also, sometimes an empty reply indicates success. If there was no data received,
// pass an empty json object to the processResponse function.
if (jsonError.error == QJsonParseError::NoError || replyData.size() == 0)
{
processResponse(replyData.size() > 0 ? doc.object() : QJsonObject());
return;
}
else
{
changeState(STATE_FAILED_SOFT, tr("Failed to parse authentication server response "
"JSON response: %1 at offset %2.")
.arg(jsonError.errorString())
.arg(jsonError.offset));
qCritical() << replyData;
}
return;
}
// If the response code was not 200, then Yggdrasil may have given us information
// about the error.
// If we can parse the response, then get information from it. Otherwise just say
// there was an unknown error.
if (jsonError.error == QJsonParseError::NoError)
{
// We were able to parse the server's response. Woo!
// Call processError. If a subclass has overridden it then they'll handle their
// stuff there.
qDebug() << "The request failed, but the server gave us an error message. "
"Processing error.";
processError(doc.object());
}
else
{
// The server didn't say anything regarding the error. Give the user an unknown
// error.
qDebug()
<< "The request failed and the server gave no error message. Unknown error.";
changeState(STATE_FAILED_SOFT,
tr("An unknown error occurred when trying to communicate with the "
"authentication server: %1").arg(m_netReply->errorString()));
}
}
void YggdrasilTask::processError(QJsonObject responseData)
{
QJsonValue errorVal = responseData.value("error");
QJsonValue errorMessageValue = responseData.value("errorMessage");
QJsonValue causeVal = responseData.value("cause");
if (errorVal.isString() && errorMessageValue.isString())
{
m_error = std::shared_ptr<Error>(new Error{
errorVal.toString(""), errorMessageValue.toString(""), causeVal.toString("")});
changeState(STATE_FAILED_HARD, m_error->m_errorMessageVerbose);
}
else
{
// Error is not in standard format. Don't set m_error and return unknown error.
changeState(STATE_FAILED_HARD, tr("An unknown Yggdrasil error occurred."));
}
}
QString YggdrasilTask::getStateMessage() const
{
switch (m_state)
{
case STATE_CREATED:
return "Waiting...";
case STATE_SENDING_REQUEST:
return tr("Sending request to auth servers...");
case STATE_PROCESSING_RESPONSE:
return tr("Processing response from servers...");
case STATE_SUCCEEDED:
return tr("Authentication task succeeded.");
case STATE_FAILED_SOFT:
return tr("Failed to contact the authentication server.");
case STATE_FAILED_HARD:
return tr("Failed to authenticate.");
default:
return tr("...");
}
}
void YggdrasilTask::changeState(YggdrasilTask::State newState, QString reason)
{
m_state = newState;
setStatus(getStateMessage());
if (newState == STATE_SUCCEEDED)
{
emitSucceeded();
}
else if (newState == STATE_FAILED_HARD || newState == STATE_FAILED_SOFT)
{
emitFailed(reason);
}
}
YggdrasilTask::State YggdrasilTask::state()
{
return m_state;
}

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/* 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.
*/
#pragma once
#include <tasks/Task.h>
#include <QString>
#include <QJsonObject>
#include <QTimer>
#include <qsslerror.h>
#include "MojangAccount.h"
class QNetworkReply;
/**
* A Yggdrasil task is a task that performs an operation on a given mojang account.
*/
class YggdrasilTask : public Task
{
Q_OBJECT
public:
explicit YggdrasilTask(MojangAccount * account, QObject *parent = 0);
virtual ~YggdrasilTask() {};
/**
* assign a session to this task. the session will be filled with required infomration
* upon completion
*/
void assignSession(AuthSessionPtr session)
{
m_session = session;
}
/// get the assigned session for filling with information.
AuthSessionPtr getAssignedSession()
{
return m_session;
}
/**
* Class describing a Yggdrasil error response.
*/
struct Error
{
QString m_errorMessageShort;
QString m_errorMessageVerbose;
QString m_cause;
};
enum AbortedBy
{
BY_NOTHING,
BY_USER,
BY_TIMEOUT
} m_aborted = BY_NOTHING;
/**
* Enum for describing the state of the current task.
* Used by the getStateMessage function to determine what the status message should be.
*/
enum State
{
STATE_CREATED,
STATE_SENDING_REQUEST,
STATE_PROCESSING_RESPONSE,
STATE_FAILED_SOFT, //!< soft failure. this generally means the user auth details haven't been invalidated
STATE_FAILED_HARD, //!< hard failure. auth is invalid
STATE_SUCCEEDED
} m_state = STATE_CREATED;
protected:
virtual void executeTask() override;
/**
* Gets the JSON object that will be sent to the authentication server.
* Should be overridden by subclasses.
*/
virtual QJsonObject getRequestContent() const = 0;
/**
* Gets the endpoint to POST to.
* No leading slash.
*/
virtual QString getEndpoint() const = 0;
/**
* Processes the response received from the server.
* If an error occurred, this should emit a failed signal and return false.
* If Yggdrasil gave an error response, it should call setError() first, and then return false.
* Otherwise, it should return true.
* Note: If the response from the server was blank, and the HTTP code was 200, this function is called with
* an empty QJsonObject.
*/
virtual void processResponse(QJsonObject responseData) = 0;
/**
* Processes an error response received from the server.
* The default implementation will read data from Yggdrasil's standard error response format and set it as this task's Error.
* \returns a QString error message that will be passed to emitFailed.
*/
virtual void processError(QJsonObject responseData);
/**
* Returns the state message for the given state.
* Used to set the status message for the task.
* Should be overridden by subclasses that want to change messages for a given state.
*/
virtual QString getStateMessage() const;
protected
slots:
void processReply();
void refreshTimers(qint64, qint64);
void heartbeat();
void sslErrors(QList<QSslError>);
void changeState(State newState, QString reason=QString());
public
slots:
virtual bool abort() override;
void abortByTimeout();
State state();
protected:
// FIXME: segfault disaster waiting to happen
MojangAccount *m_account = nullptr;
QNetworkReply *m_netReply = nullptr;
std::shared_ptr<Error> m_error;
QTimer timeout_keeper;
QTimer counter;
int count = 0; // num msec since time reset
const int timeout_max = 30000;
const int time_step = 50;
AuthSessionPtr m_session;
};

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/* 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 "AuthenticateTask.h"
#include "../MojangAccount.h"
#include <QJsonDocument>
#include <QJsonObject>
#include <QJsonArray>
#include <QVariant>
#include <QDebug>
#include <QUuid>
AuthenticateTask::AuthenticateTask(MojangAccount * account, const QString &password,
QObject *parent)
: YggdrasilTask(account, parent), m_password(password)
{
}
QJsonObject AuthenticateTask::getRequestContent() const
{
/*
* {
* "agent": { // optional
* "name": "Minecraft", // So far this is the only encountered value
* "version": 1 // This number might be increased
* // by the vanilla client in the future
* },
* "username": "mojang account name", // Can be an email address or player name for
// unmigrated accounts
* "password": "mojang account password",
* "clientToken": "client identifier" // optional
* "requestUser": true/false // request the user structure
* }
*/
QJsonObject req;
{
QJsonObject agent;
// C++ makes string literals void* for some stupid reason, so we have to tell it
// QString... Thanks Obama.
agent.insert("name", QString("Minecraft"));
agent.insert("version", 1);
req.insert("agent", agent);
}
req.insert("username", m_account->username());
req.insert("password", m_password);
req.insert("requestUser", true);
// If we already have a client token, give it to the server.
// Otherwise, let the server give us one.
if(m_account->m_clientToken.isEmpty())
{
auto uuid = QUuid::createUuid();
auto uuidString = uuid.toString().remove('{').remove('-').remove('}');
m_account->m_clientToken = uuidString;
}
req.insert("clientToken", m_account->m_clientToken);
return req;
}
void AuthenticateTask::processResponse(QJsonObject responseData)
{
// Read the response data. We need to get the client token, access token, and the selected
// profile.
qDebug() << "Processing authentication response.";
// qDebug() << responseData;
// If we already have a client token, make sure the one the server gave us matches our
// existing one.
qDebug() << "Getting client token.";
QString clientToken = responseData.value("clientToken").toString("");
if (clientToken.isEmpty())
{
// Fail if the server gave us an empty client token
changeState(STATE_FAILED_HARD, tr("Authentication server didn't send a client token."));
return;
}
if (!m_account->m_clientToken.isEmpty() && clientToken != m_account->m_clientToken)
{
changeState(STATE_FAILED_HARD, tr("Authentication server attempted to change the client token. This isn't supported."));
return;
}
// Set the client token.
m_account->m_clientToken = clientToken;
// Now, we set the access token.
qDebug() << "Getting access token.";
QString accessToken = responseData.value("accessToken").toString("");
if (accessToken.isEmpty())
{
// Fail if the server didn't give us an access token.
changeState(STATE_FAILED_HARD, tr("Authentication server didn't send an access token."));
return;
}
// Set the access token.
m_account->m_accessToken = accessToken;
// Now we load the list of available profiles.
// Mojang hasn't yet implemented the profile system,
// but we might as well support what's there so we
// don't have trouble implementing it later.
qDebug() << "Loading profile list.";
QJsonArray availableProfiles = responseData.value("availableProfiles").toArray();
QList<AccountProfile> loadedProfiles;
for (auto iter : availableProfiles)
{
QJsonObject profile = iter.toObject();
// Profiles are easy, we just need their ID and name.
QString id = profile.value("id").toString("");
QString name = profile.value("name").toString("");
bool legacy = profile.value("legacy").toBool(false);
if (id.isEmpty() || name.isEmpty())
{
// This should never happen, but we might as well
// warn about it if it does so we can debug it easily.
// You never know when Mojang might do something truly derpy.
qWarning() << "Found entry in available profiles list with missing ID or name "
"field. Ignoring it.";
}
// Now, add a new AccountProfile entry to the list.
loadedProfiles.append({id, name, legacy});
}
// Put the list of profiles we loaded into the MojangAccount object.
m_account->m_profiles = loadedProfiles;
// Finally, we set the current profile to the correct value. This is pretty simple.
// We do need to make sure that the current profile that the server gave us
// is actually in the available profiles list.
// If it isn't, we'll just fail horribly (*shouldn't* ever happen, but you never know).
qDebug() << "Setting current profile.";
QJsonObject currentProfile = responseData.value("selectedProfile").toObject();
QString currentProfileId = currentProfile.value("id").toString("");
if (currentProfileId.isEmpty())
{
changeState(STATE_FAILED_HARD, tr("Authentication server didn't specify a currently selected profile. The account exists, but likely isn't premium."));
return;
}
if (!m_account->setCurrentProfile(currentProfileId))
{
changeState(STATE_FAILED_HARD, tr("Authentication server specified a selected profile that wasn't in the available profiles list."));
return;
}
// this is what the vanilla launcher passes to the userProperties launch param
if (responseData.contains("user"))
{
User u;
auto obj = responseData.value("user").toObject();
u.id = obj.value("id").toString();
auto propArray = obj.value("properties").toArray();
for (auto prop : propArray)
{
auto propTuple = prop.toObject();
auto name = propTuple.value("name").toString();
auto value = propTuple.value("value").toString();
u.properties.insert(name, value);
}
m_account->m_user = u;
}
// We've made it through the minefield of possible errors. Return true to indicate that
// we've succeeded.
qDebug() << "Finished reading authentication response.";
changeState(STATE_SUCCEEDED);
}
QString AuthenticateTask::getEndpoint() const
{
return "authenticate";
}
QString AuthenticateTask::getStateMessage() const
{
switch (m_state)
{
case STATE_SENDING_REQUEST:
return tr("Authenticating: Sending request...");
case STATE_PROCESSING_RESPONSE:
return tr("Authenticating: Processing response...");
default:
return YggdrasilTask::getStateMessage();
}
}

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/* 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.
*/
#pragma once
#include "../YggdrasilTask.h"
#include <QObject>
#include <QString>
#include <QJsonObject>
/**
* The authenticate task takes a MojangAccount with no access token and password and attempts to
* authenticate with Mojang's servers.
* If successful, it will set the MojangAccount's access token.
*/
class AuthenticateTask : public YggdrasilTask
{
Q_OBJECT
public:
AuthenticateTask(MojangAccount *account, const QString &password, QObject *parent = 0);
protected:
virtual QJsonObject getRequestContent() const override;
virtual QString getEndpoint() const override;
virtual void processResponse(QJsonObject responseData) override;
virtual QString getStateMessage() const override;
private:
QString m_password;
};

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/* 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 "RefreshTask.h"
#include "../MojangAccount.h"
#include <QJsonDocument>
#include <QJsonObject>
#include <QJsonArray>
#include <QVariant>
#include <QDebug>
RefreshTask::RefreshTask(MojangAccount *account) : YggdrasilTask(account)
{
}
QJsonObject RefreshTask::getRequestContent() const
{
/*
* {
* "clientToken": "client identifier"
* "accessToken": "current access token to be refreshed"
* "selectedProfile": // specifying this causes errors
* {
* "id": "profile ID"
* "name": "profile name"
* }
* "requestUser": true/false // request the user structure
* }
*/
QJsonObject req;
req.insert("clientToken", m_account->m_clientToken);
req.insert("accessToken", m_account->m_accessToken);
/*
{
auto currentProfile = m_account->currentProfile();
QJsonObject profile;
profile.insert("id", currentProfile->id());
profile.insert("name", currentProfile->name());
req.insert("selectedProfile", profile);
}
*/
req.insert("requestUser", true);
return req;
}
void RefreshTask::processResponse(QJsonObject responseData)
{
// Read the response data. We need to get the client token, access token, and the selected
// profile.
qDebug() << "Processing authentication response.";
// qDebug() << responseData;
// If we already have a client token, make sure the one the server gave us matches our
// existing one.
QString clientToken = responseData.value("clientToken").toString("");
if (clientToken.isEmpty())
{
// Fail if the server gave us an empty client token
changeState(STATE_FAILED_HARD, tr("Authentication server didn't send a client token."));
return;
}
if (!m_account->m_clientToken.isEmpty() && clientToken != m_account->m_clientToken)
{
changeState(STATE_FAILED_HARD, tr("Authentication server attempted to change the client token. This isn't supported."));
return;
}
// Now, we set the access token.
qDebug() << "Getting new access token.";
QString accessToken = responseData.value("accessToken").toString("");
if (accessToken.isEmpty())
{
// Fail if the server didn't give us an access token.
changeState(STATE_FAILED_HARD, tr("Authentication server didn't send an access token."));
return;
}
// we validate that the server responded right. (our current profile = returned current
// profile)
QJsonObject currentProfile = responseData.value("selectedProfile").toObject();
QString currentProfileId = currentProfile.value("id").toString("");
if (m_account->currentProfile()->id != currentProfileId)
{
changeState(STATE_FAILED_HARD, tr("Authentication server didn't specify the same prefile as expected."));
return;
}
// this is what the vanilla launcher passes to the userProperties launch param
if (responseData.contains("user"))
{
User u;
auto obj = responseData.value("user").toObject();
u.id = obj.value("id").toString();
auto propArray = obj.value("properties").toArray();
for (auto prop : propArray)
{
auto propTuple = prop.toObject();
auto name = propTuple.value("name").toString();
auto value = propTuple.value("value").toString();
u.properties.insert(name, value);
}
m_account->m_user = u;
}
// We've made it through the minefield of possible errors. Return true to indicate that
// we've succeeded.
qDebug() << "Finished reading refresh response.";
// Reset the access token.
m_account->m_accessToken = accessToken;
changeState(STATE_SUCCEEDED);
}
QString RefreshTask::getEndpoint() const
{
return "refresh";
}
QString RefreshTask::getStateMessage() const
{
switch (m_state)
{
case STATE_SENDING_REQUEST:
return tr("Refreshing login token...");
case STATE_PROCESSING_RESPONSE:
return tr("Refreshing login token: Processing response...");
default:
return YggdrasilTask::getStateMessage();
}
}

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/* 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.
*/
#pragma once
#include "../YggdrasilTask.h"
#include <QObject>
#include <QString>
#include <QJsonObject>
/**
* The authenticate task takes a MojangAccount with a possibly timed-out access token
* and attempts to authenticate with Mojang's servers.
* If successful, it will set the new access token. The token is considered validated.
*/
class RefreshTask : public YggdrasilTask
{
Q_OBJECT
public:
RefreshTask(MojangAccount * account);
protected:
virtual QJsonObject getRequestContent() const override;
virtual QString getEndpoint() const override;
virtual void processResponse(QJsonObject responseData) override;
virtual QString getStateMessage() const override;
};

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/* 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 "ValidateTask.h"
#include "../MojangAccount.h"
#include <QJsonDocument>
#include <QJsonObject>
#include <QJsonArray>
#include <QVariant>
#include <QDebug>
ValidateTask::ValidateTask(MojangAccount * account, QObject *parent)
: YggdrasilTask(account, parent)
{
}
QJsonObject ValidateTask::getRequestContent() const
{
QJsonObject req;
req.insert("accessToken", m_account->m_accessToken);
return req;
}
void ValidateTask::processResponse(QJsonObject responseData)
{
// Assume that if processError wasn't called, then the request was successful.
changeState(YggdrasilTask::STATE_SUCCEEDED);
}
QString ValidateTask::getEndpoint() const
{
return "validate";
}
QString ValidateTask::getStateMessage() const
{
switch (m_state)
{
case YggdrasilTask::STATE_SENDING_REQUEST:
return tr("Validating access token: Sending request...");
case YggdrasilTask::STATE_PROCESSING_RESPONSE:
return tr("Validating access token: Processing response...");
default:
return YggdrasilTask::getStateMessage();
}
}

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/* 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.
*/
/*
* :FIXME: DEAD CODE, DEAD CODE, DEAD CODE! :FIXME:
*/
#pragma once
#include "../YggdrasilTask.h"
#include <QObject>
#include <QString>
#include <QJsonObject>
/**
* The validate task takes a MojangAccount and checks to make sure its access token is valid.
*/
class ValidateTask : public YggdrasilTask
{
Q_OBJECT
public:
ValidateTask(MojangAccount *account, QObject *parent = 0);
protected:
virtual QJsonObject getRequestContent() const override;
virtual QString getEndpoint() const override;
virtual void processResponse(QJsonObject responseData) override;
virtual QString getStateMessage() const override;
private:
};