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qTox/src/widget/form/setpassworddialog.cpp

112 lines
3.4 KiB
C++

/*
Copyright © 2014-2015 by The qTox Project
This file is part of qTox, a Qt-based graphical interface for Tox.
qTox is libre 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 3 of the License, or
(at your option) any later version.
qTox 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 qTox. If not, see <http://www.gnu.org/licenses/>.
*/
#include "setpassworddialog.h"
#include "ui_setpassworddialog.h"
#include <QPushButton>
const double SetPasswordDialog::reasonablePasswordLength = 8.;
SetPasswordDialog::SetPasswordDialog(QString body, QString extraButton, QWidget* parent)
: QDialog(parent)
, ui(new Ui::SetPasswordDialog)
, body(body + "\n\n")
{
ui->setupUi(this);
connect(ui-> passwordlineEdit, SIGNAL(textChanged(QString)), this, SLOT(onPasswordEdit()));
connect(ui->repasswordlineEdit, SIGNAL(textChanged(QString)), this, SLOT(onPasswordEdit()));
ui->body->setText(body + "\n\n");
ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(false);
if (!extraButton.isEmpty())
{
QPushButton* third = new QPushButton(extraButton);
ui->buttonBox->addButton(third, QDialogButtonBox::YesRole);
connect(third, &QPushButton::clicked, this, [&](){this->done(Tertiary);});
}
}
SetPasswordDialog::~SetPasswordDialog()
{
delete ui;
}
void SetPasswordDialog::onPasswordEdit()
{
QString pswd = ui->passwordlineEdit->text();
if (pswd.isEmpty())
{
ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(false);
ui->body->setText(body);
}
else if (pswd.length() < 6)
{
ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(false);
ui->body->setText(body + tr("The password is too short"));
}
else if (pswd != ui->repasswordlineEdit->text())
{
ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(false);
ui->body->setText(body + tr("The password doesn't match."));
}
else
{
ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(true);
ui->body->setText(body);
}
ui->passStrengthMeter->setValue(getPasswordStrength(pswd));
}
int SetPasswordDialog::getPasswordStrength(QString pass)
{
if (pass.size() < 6)
return 0;
double fscore = 0;
QHash<QChar, int> charCounts;
for (QChar c : pass)
{
charCounts[c]++;
fscore += 5. / charCounts[c];
}
int variations = -1;
variations += pass.contains(QRegExp("[0-9]", Qt::CaseSensitive, QRegExp::RegExp)) ? 1 : 0;
variations += pass.contains(QRegExp("[a-z]", Qt::CaseSensitive, QRegExp::RegExp)) ? 1 : 0;
variations += pass.contains(QRegExp("[A-Z]", Qt::CaseSensitive, QRegExp::RegExp)) ? 1 : 0;
variations += pass.contains(QRegExp("[\\W]", Qt::CaseSensitive, QRegExp::RegExp)) ? 1 : 0;
int score = fscore;
score += variations * 10;
score -= 20;
score = std::min(score, 100);
score = std::max(score, 0);
return score;
}
QString SetPasswordDialog::getPassword()
{
return ui->passwordlineEdit->text();
}