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/*
* Copyright (C) by Klaas Freitag <freitag@kde.org>
* Copyright (C) by Olivier Goffart <ogoffart@woboq.com>
*
* 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; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*/
#include <QInputDialog>
#include <QLabel>
#include <QDesktopServices>
#include <QNetworkReply>
#include <QTimer>
#include <QBuffer>
#include "creds/httpcredentialsgui.h"
#include "theme.h"
#include "account.h"
#include "networkjobs.h"
#include <QMessageBox>
#include "common/asserts.h"
using namespace QKeychain;
namespace OCC {
Q_LOGGING_CATEGORY(lcHttpCredentialsGui, "nextcloud.sync.credentials.http.gui", QtInfoMsg)
void HttpCredentialsGui::askFromUser()
{
// This function can be called from AccountState::slotInvalidCredentials,
// which (indirectly, through HttpCredentials::invalidateToken) schedules
// a cache wipe of the qnam. We can only execute a network job again once
// the cache has been cleared, otherwise we'd interfere with the job.
QTimer::singleShot(100, this, &HttpCredentialsGui::askFromUserAsync);
}
void HttpCredentialsGui::askFromUserAsync()
{
// First, we will check what kind of auth we need.
auto job = new DetermineAuthTypeJob(_account->sharedFromThis(), this);
QObject::connect(job, &DetermineAuthTypeJob::authType, this, [this](DetermineAuthTypeJob::AuthType type) {
if (type == DetermineAuthTypeJob::OAuth) {
_asyncAuth.reset(new OAuth(_account, this));
_asyncAuth->_expectedUser = _user;
connect(_asyncAuth.data(), &OAuth::result,
this, &HttpCredentialsGui::asyncAuthResult);
connect(_asyncAuth.data(), &OAuth::destroyed,
this, &HttpCredentialsGui::authorisationLinkChanged);
_asyncAuth->start();
emit authorisationLinkChanged();
} else if (type == DetermineAuthTypeJob::Basic) {
// Show the dialog
// We will re-enter the event loop, so better wait the next iteration
QMetaObject::invokeMethod(this, "showDialog", Qt::QueuedConnection);
} else {
// Shibboleth?
qCWarning(lcHttpCredentialsGui) << "Bad http auth type:" << type;
emit asked();
}
});
job->start();
}
void HttpCredentialsGui::asyncAuthResult(OAuth::Result r, const QString &user,
const QString &token, const QString &refreshToken)
{
switch (r) {
case OAuth::NotSupported:
// We will re-enter the event loop, so better wait the next iteration
QMetaObject::invokeMethod(this, "showDialog", Qt::QueuedConnection);
_asyncAuth.reset(nullptr);
return;
case OAuth::Error:
_asyncAuth.reset(nullptr);
emit asked();
return;
case OAuth::LoggedIn:
break;
}
ASSERT(_user == user); // ensured by _asyncAuth
_password = token;
_refreshToken = refreshToken;
_ready = true;
persist();
_asyncAuth.reset(nullptr);
emit asked();
}
void HttpCredentialsGui::showDialog()
{
QString msg = tr("Please enter %1 password:<br>"
"<br>"
"User: %2<br>"
"Account: %3<br>")
.arg(Utility::escape(Theme::instance()->appNameGUI()),
Utility::escape(_user),
Utility::escape(_account->displayName()));
QString reqTxt = requestAppPasswordText(_account);
if (!reqTxt.isEmpty()) {
msg += QLatin1String("<br>") + reqTxt + QLatin1String("<br>");
}
if (!_fetchErrorString.isEmpty()) {
msg += QLatin1String("<br>")
+ tr("Reading from keychain failed with error: '%1'")
.arg(Utility::escape(_fetchErrorString))
+ QLatin1String("<br>");
}
QInputDialog dialog;
dialog.setWindowTitle(tr("Enter Password"));
dialog.setLabelText(msg);
dialog.setTextValue(_previousPassword);
dialog.setTextEchoMode(QLineEdit::Password);
if (auto *dialogLabel = dialog.findChild<QLabel *>()) {
dialogLabel->setOpenExternalLinks(true);
dialogLabel->setTextFormat(Qt::RichText);
}
bool ok = dialog.exec();
if (ok) {
_password = dialog.textValue();
_refreshToken.clear();
_ready = true;
persist();
}
emit asked();
}
QString HttpCredentialsGui::requestAppPasswordText(const Account *account)
{
int version = account->serverVersionInt();
auto url = account->url().toString();
if (url.endsWith('/'))
url.chop(1);
if (version >= Account::makeServerVersion(13, 0, 0)) {
url += QLatin1String("/index.php/settings/user/security");
} else if (version >= Account::makeServerVersion(12, 0, 0)) {
url += QLatin1String("/index.php/settings/personal#security");
} else if (version >= Account::makeServerVersion(11, 0, 0)) {
url += QLatin1String("/index.php/settings/user/security#security");
} else {
return QString();
}
return tr("<a href=\"%1\">Click here</a> to request an app password from the web interface.")
.arg(url);
}
} // namespace OCC
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