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loginwindow.cpp
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loginwindow.cpp
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/*
* Copyright 2010 Kyle M Hall <kyle.m.hall@gmail.com>
*
* This file is part of Libki.
*
* Libki 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 3 of the License, or
* (at your option) any later version.
*
* Libki 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 Libki. If not, see <http://www.gnu.org/licenses/>.
*/
#include "loginwindow.h"
#include <QCryptographicHash>
#include <QMessageBox>
#include <QTextEdit>
#include "utils.h"
LoginWindow::LoginWindow(QWidget *parent) : QMainWindow(parent) {
qDebug("ENTER LoginWindow::LoginWindow");
setAllowClose(false);
setupUi(this);
libkiIcon = QIcon(":images/libki_clock.png");
this->setWindowIcon(libkiIcon);
// Remove the maximize window button
setWindowFlags((windowFlags() | Qt::CustomizeWindowHint) &
~Qt::WindowMaximizeButtonHint);
// Remove the close window button
setWindowFlags((windowFlags() | Qt::CustomizeWindowHint) &
~Qt::WindowSystemMenuHint);
setWindowFlags((windowFlags() | Qt::CustomizeWindowHint) &
Qt::WindowStaysOnTopHint);
setWindowFlags((windowFlags() | Qt::CustomizeWindowHint) &
Qt::X11BypassWindowManagerHint);
setWindowFlags((windowFlags() | Qt::CustomizeWindowHint) &
Qt::FramelessWindowHint);
setupActions();
getSettings();
reservedLabel->hide();
serverAccessWarning->hide();
internetAccessWarning->hide();
clientNameLabel->setText(getClientName());
handleBanners();
showMe();
qDebug("LEAVE LoginWindow::LoginWindow");
}
LoginWindow::~LoginWindow() {}
void LoginWindow::displayLoginWindow() {
qDebug("ENTER LoginWindow::displayLoginWindow");
showMe();
qDebug("LEAVE LoginWindow::displayLoginWindow");
}
void LoginWindow::setupActions() {
qDebug("ENTER LoginWindow::setupActions");
bool f = false;
connect(loginButton, SIGNAL(clicked()), this, SLOT(attemptLogin()));
connect(loginGuestButton, SIGNAL(clicked()), this, SLOT(attemptGuestLogin()));
connect(cancelButton, SIGNAL(clicked()), this, SLOT(resetLoginScreen()));
qDebug("LEAVE LoginWindow::setupActions");
}
void LoginWindow::getSettings() {
qDebug("ENTER LoginWindow::getSettings");
/* Set Labels */
QSettings settings;
settings.setIniCodec("UTF-8");
QString label = getLabel("username");
if (!label.isEmpty()) {
usernameLabel->setText(label);
}
label = getLabel("password");
if (!label.isEmpty()) {
passwordLabel->setText(label);
}
// Check for a local logo URL, then a server transmitted logo URL
QString logoUrl = settings.value("images/logo").toString();
int logoWidth = settings.value("images/logo_width").toInt();
int logoHeight = settings.value("images/logo_height").toInt();
if ( logoUrl.isEmpty() ) {
logoUrl = settings.value("session/LogoURL").toString();
logoWidth = settings.value("session/LogoWidth").toInt();
logoHeight = settings.value("session/LogoHeight").toInt();
}
if (!logoUrl.isEmpty()) {
qDebug() << "Logo URL: " << logoUrl;
logo->hide();
QPalette palette = logoWebView->palette();
palette.setBrush(QPalette::Base, Qt::transparent);
if (logoWidth) logoWebView->setMaximumWidth(logoWidth);
if (logoHeight) logoWebView->setMaximumHeight(logoHeight);
logoWebView->setEnabled(true);
logoWebView->page()->setPalette(palette);
logoWebView->setAttribute(Qt::WA_OpaquePaintEvent, false);
logoWebView->load(QUrl(logoUrl));
watermark->show();
} else {
logoWebView->hide();
watermark->hide();
}
/* Hide Password Field */
if (
settings.value("node/no_passwords").toString().toInt()
|| settings.value("session/EnableClientPasswordlessMode").toString().toInt()
) {
passwordLabel->hide();
passwordField->hide();
}
qDebug() << "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX: " << settings.value("session/EnableGuestSelfRegistration").toString();
if ( settings.value("session/EnableGuestSelfRegistration").toString() != "enabled" ) {
qDebug() << "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX: HIDE";
loginGuestButton->hide();
}
qDebug("LEAVE LoginWindow::getSettings");
}
/* Protected Slots */
void LoginWindow::attemptGuestLogin() {
qDebug("ENTER LoginWindow::attemptGuestLogin");
this->setButtonsEnabled(false);
errorLabel->setText(tr("Please Wait..."));
QSettings settings;
settings.setIniCodec("UTF-8");
QString termsOfService = settings.value("session/TermsOfService").toString();
QString termsOfServiceDetails = settings.value("session/TermsOfServiceDetails").toString();
if (termsOfService.length() || termsOfServiceDetails.length() ) {
QMessageBox msgBox;
msgBox.setText(tr("Do you accept the terms of service?"));
if ( termsOfService.length() ) {
msgBox.setInformativeText(termsOfService);
} else {
msgBox.setInformativeText(tr("Terms of Service"));
}
qDebug() << "TERMS OF SERIVICE DETAILS: " << termsOfServiceDetails;
if ( termsOfServiceDetails.length() ) {
msgBox.setDetailedText(termsOfServiceDetails);
if (Qt::mightBeRichText(termsOfServiceDetails)) {
QTextEdit *detailedText = msgBox.findChild<QTextEdit *>();
detailedText->setHtml(termsOfServiceDetails);
}
}
msgBox.setStandardButtons(QMessageBox::Yes | QMessageBox::No);
msgBox.setDefaultButton(QMessageBox::No);
msgBox.setButtonText(QMessageBox::Yes, tr("Yes"));
msgBox.setButtonText(QMessageBox::No, tr("No"));
int ret = msgBox.exec();
if (ret == QMessageBox::No) {
resetLoginScreen();
return;
}
}
emit attemptLogin( QString(""), QString(""), true);
qDebug("LEAVE LoginWindow::attemptGuestLogin");
}
void LoginWindow::attemptLogin() {
qDebug("ENTER LoginWindow::attemptLogin");
QString username = usernameField->text();
QByteArray password;
password.append(passwordField->text());
this->setButtonsEnabled(false);
errorLabel->setText(tr("Please Wait..."));
if (username.isEmpty()) {
QSettings settings;
settings.setIniCodec("UTF-8");
QString md5FromIni = settings.value("node/password").toString();
if (!md5FromIni.isEmpty()) {
/* Check for shutdown password */
QString passwordMd5 = QString(
QCryptographicHash::hash(password, QCryptographicHash::Md5).toHex());
qDebug() << "Password: " << password;
qDebug() << "Hashed Password: " << passwordMd5;
qDebug() << "Hash from INI file: " << md5FromIni;
if (passwordMd5 == md5FromIni) {
/* Shut it down */
qDebug() << "Shutdown password matches, exiting.";
#ifdef Q_OS_WIN
// If this is an MS Windows platform, use the keylocker programs to
// limit mischief.
QProcess::startDetached("c:/windows/explorer.exe");
QProcess::startDetached("windows/on_login.exe");
#endif // ifdef Q_OS_WIN
exit(1);
}
}
}
QSettings settings;
settings.setIniCodec("UTF-8");
QString termsOfService = settings.value("session/TermsOfService").toString();
QString termsOfServiceDetails = settings.value("session/TermsOfServiceDetails").toString();
if (termsOfService.length() || termsOfServiceDetails.length() ) {
QMessageBox msgBox;
msgBox.setText(tr("Do you accept the terms of service?"));
if ( termsOfService.length() ) {
msgBox.setInformativeText(termsOfService);
} else {
msgBox.setInformativeText(tr("Terms of Service"));
}
qDebug() << "TERMS OF SERIVICE DETAILS: " << termsOfServiceDetails;
if ( termsOfServiceDetails.length() ) {
msgBox.setDetailedText(termsOfServiceDetails);
if (Qt::mightBeRichText(termsOfServiceDetails)) {
QTextEdit *detailedText = msgBox.findChild<QTextEdit *>();
detailedText->setHtml(termsOfServiceDetails);
}
}
msgBox.setStandardButtons(QMessageBox::Yes | QMessageBox::No);
msgBox.setDefaultButton(QMessageBox::No);
msgBox.setButtonText(QMessageBox::Yes, tr("Yes"));
msgBox.setButtonText(QMessageBox::No, tr("No"));
int ret = msgBox.exec();
if (ret == QMessageBox::No) {
resetLoginScreen();
return;
}
}
emit attemptLogin(username, password, false);
qDebug("LEAVE LoginWindow::attemptLogin");
}
void LoginWindow::attemptLoginFailure(QString loginError) {
qDebug() << QString("ENTER LoginWindow::attemptLoginFailure('%1')").arg(loginError);
QString customErrorMessage = getLabel(loginError);
if (!customErrorMessage.isEmpty()) {
errorLabel->setText(customErrorMessage);
} else if ((loginError == "BAD_LOGIN") || (loginError == "INVALID_USER") ||
(loginError == "INVALID_PASSWORD")) {
errorLabel->setText(tr("Login Failed: Username and password do not match"));
} else if (loginError == "AGE_MISMATCH") {
errorLabel->setText(
tr("Login Failed: You are not the correct age to use this client"));
} else if (loginError == "NO_TIME") {
errorLabel->setText(tr("Login Failed: No time left"));
} else if (loginError == "CLOSED") {
errorLabel->setText(tr("Login Failed: This kiosk is closed for the day"));
} else if (loginError == "ACCOUNT_IN_USE") {
errorLabel->setText(tr("Login Failed: Account is currently in use"));
} else if (loginError == "ACCOUNT_DISABLED") {
errorLabel->setText(tr("Login Failed: Account is disabled"));
} else if (loginError == "RESERVED_FOR_OTHER") {
errorLabel->setText(
tr("Login Failed: This kiosk is reserved for someone else"));
} else if (loginError == "RESERVATION_REQUIRED") {
errorLabel->setText(tr("Login Failed: Reservation required"));
} else if (loginError == "FEE_LIMIT") {
errorLabel->setText(
tr("Login Failed: You have excessive outstanding fees"));
} else if (loginError == "CHARGE_PRIVILEGES_DENIED") {
errorLabel->setText(tr("Login Failed: Charge privileges denied"));
} else if (loginError == "RENEWAL_PRIVILEGES_DENIED") {
errorLabel->setText(tr("Login Failed: Renewal privileges denied"));
} else if (loginError == "RECALL_PRIVILEGES_DENIED") {
errorLabel->setText(tr("Login Failed: Recall privileges denied"));
} else if (loginError == "HOLD_PRIVILEGES_DENIED") {
errorLabel->setText(tr("Login Failed: Hold privileges denied"));
} else if (loginError == "CARD_REPORTED_LOST") {
errorLabel->setText(tr("Login Failed: Your card has been reported lost"));
} else if (loginError == "TOO_MANY_ITEMS_CHARGED") {
errorLabel->setText(
tr("Login Failed: You have too many items charged to your account"));
} else if (loginError == "TOO_MANY_ITEMS_OVERDUE") {
errorLabel->setText(tr("Login Failed: You have too many items overdue"));
} else if (loginError == "TOO_MANY_ITEMS_RENEWALS") {
errorLabel->setText(
tr("Login Failed: You have renewed items too many times"));
} else if (loginError == "TOO_MANY_CLAIMS_OF_ITEMS_RETURNED") {
errorLabel->setText(
tr("Login Failed: You have claimed too many items as returned"));
} else if (loginError == "TOO_MANY_ITEMS_LOST") {
errorLabel->setText(tr("Login Failed: You have have lost too many items"));
} else if (loginError == "EXCESSIVE_OUTSTANDING_FINES") {
errorLabel->setText(
tr("Login Failed: You have excessive outstanding fines"));
} else if (loginError == "EXCESSIVE_OUTSTANDING_FEES") {
errorLabel->setText(
tr("Login Failed: You have excessive outstanding fees"));
} else if (loginError == "RECALL_OVERDUE") {
errorLabel->setText(
tr("Login Failed: You have a recalled item which is overdue"));
} else if (loginError == "TOO_MANY_ITEMS_BILLED") {
errorLabel->setText(
tr("Login Failed: You have been billed for too many items"));
} else if (loginError == "INVALID_CLIENT") {
errorLabel->setText(tr("Login Failed: Client not registered"));
} else if (loginError == "CONNECTION_FAILURE") {
errorLabel->setText(tr("Login Failed: Unable to connect to ILS"));
} else if (loginError == "TOO_MANY_SESSIONS") {
errorLabel->setText(
tr("Login Failed: Too many concurrent sessions on this account"));
} else if (loginError == "EXPIRED_CARD") {
errorLabel->setText(
tr("Login Failed: Expired Membership. Please inquire at the "
"circulation desk."));
} else {
errorLabel->setText(tr("Login Failed: ") + loginError);
}
this->setButtonsEnabled(true);
passwordField->clear();
usernameField->setFocus();
usernameField->selectAll();
qDebug() << QString("LEAVE LoginWindow::attemptLoginFailure('%1')").arg(loginError);
}
void LoginWindow::attemptLoginSuccess(QString username, QString password,
int minutes, int hold_items_count) {
qDebug("ENTER LoginWindow::attemptLoginSuccess");
resetLoginScreen();
//QProcess process;
QSettings settings;
QString runOnLogin = settings.value("node/run_on_login").toString();
if (!runOnLogin.isEmpty()) {
QString passEnvToRunOnLogin =
settings.value("node/pass_env_to_run_on_login").toString();
if (!passEnvToRunOnLogin.isEmpty()) {
QStringList envVarsToPass = passEnvToRunOnLogin.split(',');
for (int i = 0; i < envVarsToPass.size(); ++i) {
// On Qt 5.5 there is no way to pass environment variables to a detached
// process, so we need to add the vars to the current environment with
// qputenv
if (envVarsToPass.at(i) == "username") {
// qputenv needs a QByteArray as second parameter, hence the call to
// toUtf8
qputenv("LIBKI_USER_NAME", username.toUtf8());
}
if (envVarsToPass.at(i) == "password") {
qputenv("LIBKI_USER_PASSWORD", password.toUtf8());
}
if (envVarsToPass.at(i) == "name") {
qputenv("LIBKI_CLIENT_NAME",
settings.value("node/name").toString().toUtf8());
}
if (envVarsToPass.at(i) == "location") {
qputenv("LIBKI_CLIENT_LOCATION",
settings.value("node/location").toString().toUtf8());
}
}
}
// Yes, these quotes around the command within string are required, IKR?
QProcess::startDetached('"' + runOnLogin + '"');
}
emit loginSucceeded(username, password, minutes, hold_items_count);
this->hide();
isHidden = true;
qDebug("LEAVE LoginWindow::attemptLoginSuccess");
}
void LoginWindow::resetLoginScreen() {
qDebug("ENTER LoginWindow::resetLoginScreen");
this->setButtonsEnabled(true);
usernameField->clear();
passwordField->clear();
errorLabel->setText("");
usernameField->setFocus();
qDebug("LEAVE LoginWindow::resetLoginScreen");
}
void LoginWindow::showMe() {
qDebug("ENTER LoginWindow::showMe");
this->show();
this->showMaximized();
this->showFullScreen();
this->raise(); // for MacOS
this->activateWindow(); // for Windows
/* FIXME: For some reason, setFixedSize is preventing the window from being
fullscreen. Why? */
// setFixedSize(width(), height()); // Prevent the window from being resized
resetLoginScreen();
isHidden = false;
if (!reservedFor.isEmpty()) {
handleReservationStatus(reservedFor);
}
qDebug("LEAVE LoginWindow::showMe");
}
void LoginWindow::setButtonsEnabled(bool b) {
qDebug("ENTER LoginWindow::setButtonsEnabled");
usernameField->setEnabled(b);
passwordField->setEnabled(b);
cancelButton->setEnabled(b);
loginButton->setEnabled(b);
loginGuestButton->setEnabled(b);
qDebug("LEAVE LoginWindow::setButtonsEnabled");
}
void LoginWindow::setAllowClose(bool close) {
qDebug("ENTER LoginWindow::setAllowClose");
allowClose = close;
qDebug("LEAVE LoginWindow::setAllowClose");
}
/* Reimplemented closeEvent to prevent application from being closed. */
void LoginWindow::closeEvent(QCloseEvent *event) {
qDebug("ENTER LoginWindow::closeEvent");
if (allowClose) {
qDebug("Close Accepted");
event->accept();
} else {
qDebug("Close Ignored");
event->ignore();
}
qDebug("LEAVE LoginWindow::closeEvent");
}
void LoginWindow::handleReservationStatus(QString reserved_for) {
qDebug("ENTER LoginWindow::handleReservationStatus");
if (reserved_for.isEmpty()) {
reservedLabel->hide();
} else {
QSettings settings;
if (settings.value("session/ReservationShowUsername").toString() != "RSD" &&
!reserved_for.isEmpty()) {
reservedLabel->setText(tr("Reserved: ") + reserved_for);
} else {
reservedLabel->setText(tr("Reserved"));
}
reservedLabel->show();
if (!isHidden) {
emit displayingReservationMessage(reserved_for);
}
}
reservedFor = reserved_for;
qDebug("LEAVE LoginWindow::handleReservationStatus");
}
void LoginWindow::handleBanners() {
qDebug("ENTER LoginWindow::handleBanners");
QSettings settings;
settings.setIniCodec("UTF-8");
QPalette palette = bannerWebViewTop->palette();
palette.setBrush(QPalette::Base, Qt::transparent);
QString bannerTopUrl =
"http://" + settings.value("session/BannerTopURL").toString();
if (bannerTopUrl != "http://") {
int bannerTopHeight = settings.value("session/BannerTopHeight").toInt();
int bannerTopWidth = settings.value("session/BannerTopWidth").toInt();
bannerWebViewTop->setEnabled(true);
bannerWebViewTop->page()->setPalette(palette);
bannerWebViewTop->setAttribute(Qt::WA_OpaquePaintEvent, false);
if (bannerTopHeight) bannerWebViewTop->setMaximumHeight(bannerTopHeight);
if (bannerTopWidth) bannerWebViewTop->setMaximumWidth(bannerTopWidth);
bannerWebViewTop->load(QUrl(bannerTopUrl));
}
QString bannerBottomUrl =
"http://" + settings.value("session/BannerBottomURL").toString();
if (bannerBottomUrl != "http://") {
int bannerBottomHeight =
settings.value("session/BannerBottomHeight").toInt();
int bannerBottomWidth = settings.value("session/BannerBottomWidth").toInt();
bannerWebViewBottom->setEnabled(true);
bannerWebViewBottom->page()->setPalette(palette);
bannerWebViewBottom->setAttribute(Qt::WA_OpaquePaintEvent, false);
if (bannerBottomHeight)
bannerWebViewBottom->setMaximumHeight(bannerBottomHeight);
if (bannerBottomWidth)
bannerWebViewBottom->setMaximumWidth(bannerBottomWidth);
bannerWebViewBottom->load(QUrl(bannerBottomUrl));
}
/* For when logo is specificed in server side setting */
if (!settings.value("images/logo").toString().isEmpty()) {
logo->hide();
QPalette palette = logoWebView->palette();
palette.setBrush(QPalette::Base, Qt::transparent);
QString logoUrl = settings.value("images/logo").toString();
qDebug() << "Logo URL: " << logoUrl;
if (!logoUrl.isEmpty()) {
int logoWidth = settings.value("images/logo_width").toInt();
if (logoWidth) logoWebView->setMaximumWidth(logoWidth);
int logoHeight = settings.value("images/logo_height").toInt();
if (logoHeight) logoWebView->setMaximumHeight(logoHeight);
logoWebView->setEnabled(true);
logoWebView->page()->setPalette(palette);
logoWebView->setAttribute(Qt::WA_OpaquePaintEvent, false);
logoWebView->load(QUrl(logoUrl));
}
} else {
logoWebView->hide();
}
qDebug("LEAVE LoginWindow::handleBanners");
}
void LoginWindow::disableLogin() {
qDebug("ENTER LoginWindow::disableLogin");
this->setButtonsEnabled(false);
messageLabel->setVisible(false);
errorLabel->setText(tr("This kiosk is out of order."));
qDebug("LEAVE LoginWindow::disableLogin");
}
void LoginWindow::enableLogin() {
qDebug("ENTER LoginWindow::enableLogin");
this->resetLoginScreen();
messageLabel->setVisible(true);
qDebug("LEAVE LoginWindow::enableLogin");
}
void LoginWindow::showServerAccessWarning(QString message) {
qDebug() << QString("ENTER LoginWindow::showServerAccessWarning(%1)").arg(message);
if ( message.length() > 0 ) {
serverAccessWarning->setText(tr("Error connecting to server. Verify Libki server is accessible from this network. Error Code: ") + message );
serverAccessWarning->show();
} else {
serverAccessWarning->hide();
}
qDebug("LEAVE LoginWindow::showServerAccessWarning");
}
void LoginWindow::showInternetAccessWarning(QString message) {
qDebug() << QString("ENTER LoginWindow::showInternetAccessWarning(%1)").arg(message);
if ( message.length() > 0 ) {
internetAccessWarning->setText(tr("Error connecting to Internet: ") + message);
internetAccessWarning->show();
} else {
internetAccessWarning->hide();
}
qDebug("LEAVE LoginWindow::showInternetAccessWarning");
}