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tdenetwork/krfb/krfb/configuration.cc

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/***************************************************************************
configuration.cpp
-------------------
begin : Tue Dec 11 2001
copyright : (C) 2001-2003 by Tim Jansen
email : tim@tjansen.de
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
#include "configuration.h"
#include "kinetinterface.h"
#include <tdeglobal.h>
#include <tdelocale.h>
#include <tdeapplication.h>
#include <tdemessagebox.h>
#include <kprocess.h>
#include <ksockaddr.h>
#include <kactivelabel.h>
#include <tqdatastream.h>
#include <dcopclient.h>
#include <dcopref.h>
#include <tqlabel.h>
#include <tqpushbutton.h>
#include <tqlineedit.h>
#include <tqcheckbox.h>
#include <krun.h>
/**
* Note that this class is used and provides GUI in every mode:
* - for the invitation dialogs
* - for the kcontrol module
* - for the running krfb instance
*/
Configuration::Configuration(krfb_mode mode) :
m_mode(mode),
invMngDlg(0, 0, true),
invDlg(0, "InviteDialog"),
persInvDlg(0, "PersonalInviteDialog"),
portNum(-1),
kinetdRef("kded", "kinetd")
{
kinetdRef.setDCOPClient(TDEApplication::dcopClient());
loadFromTDEConfig();
saveToDialogs();
doKinetdConf();
connectDCOPSignal( 0, "KRFB::ConfigChanged", "KRFB_ConfigChanged()",
"updateTDEConfig()", false );
connect(invMngDlg.newPersonalInvitationButton, TQT_SIGNAL(clicked()),
TQT_SLOT(showPersonalInvitationDialog()));
connect(invMngDlg.newEmailInvitationButton, TQT_SIGNAL(clicked()), TQT_SLOT(inviteEmail()));
connect(invMngDlg.deleteOneButton, TQT_SIGNAL(clicked()), TQT_SLOT(invMngDlgDeleteOnePressed()));
connect(invMngDlg.deleteAllButton, TQT_SIGNAL(clicked()), TQT_SLOT(invMngDlgDeleteAllPressed()));
invMngDlg.listView->setSelectionMode(TQListView::Extended);
invMngDlg.listView->setMinimumSize(TQSize(400, 100)); // TQTs size is much to small
connect(&invDlg, TQT_SIGNAL(createInviteClicked()),
TQT_SLOT(showPersonalInvitationDialog()));
connect(&invDlg, TQT_SIGNAL(emailInviteClicked()),
TQT_SLOT(inviteEmail()));
connect(&invDlg, TQT_SIGNAL(manageInviteClicked()),
TQT_SLOT(showManageInvitationsDialog()));
connect(&invDlg, TQT_SIGNAL(configureClicked()),
TQT_SLOT(showConfigurationModule()));
connect(this, TQT_SIGNAL(invitationNumChanged(int)),
&invDlg, TQT_SLOT(setInviteCount(int)));
connect(this, TQT_SIGNAL(invitationNumChanged(int)),
&invMngDlg, TQT_SLOT(listSizeChanged(int)));
emit invitationNumChanged(invitationList.size());
connect(&refreshTimer, TQT_SIGNAL(timeout()), TQT_SLOT(refreshTimeout()));
refreshTimer.start(1000*60);
}
Configuration::~Configuration() {
save();
}
void Configuration::updateTDEConfig()
{
loadFromTDEConfig();
}
void Configuration::setKInetdEnabled(bool enabled) {
kinetdRef.send("setEnabled", TQString("krfb"), enabled);
kinetdRef.send("setEnabled", TQString("krfb_httpd"), enabled);
}
void Configuration::setKInetdEnabled(const TQDateTime &date) {
kinetdRef.send("setEnabled", TQString("krfb"), date);
kinetdRef.send("setEnabled", TQString("krfb_httpd"), date);
}
void Configuration::setKInetdServiceRegistrationEnabled(bool enabled) {
kinetdRef.send("setServiceRegistrationEnabled",
TQString("krfb"), enabled);
kinetdRef.send("setServiceRegistrationEnabled",
TQString("krfb_httpd"), enabled);
}
void Configuration::getPortFromKInetd() {
DCOPReply r = kinetdRef.call("port", TQString("krfb"));
if (!r.isValid())
return; // nice error msg here?
r.get(portNum);
}
void Configuration::setKInetdPort(int p) {
DCOPReply r = kinetdRef.call("setPort",
TQString("krfb"), p, 1);
// nice error msg here?
}
void Configuration::removeInvitation(TQValueList<Invitation>::iterator it) {
invitationList.remove(it);
save();
}
void Configuration::doKinetdConf() {
setKInetdPort(preferredPortNum);
if (allowUninvitedFlag) {
setKInetdEnabled(true);
setKInetdServiceRegistrationEnabled(enableSLPFlag);
getPortFromKInetd();
return;
}
TQDateTime lastExpiration;
TQValueList<Invitation>::iterator it = invitationList.begin();
while (it != invitationList.end()) {
Invitation &ix = (*it);
TQDateTime t = ix.expirationTime();
if (t > lastExpiration)
lastExpiration = t;
it++;
}
if (lastExpiration.isNull() || (lastExpiration < TQDateTime::currentDateTime())) {
setKInetdEnabled(false);
portNum = -1;
}
else {
setKInetdServiceRegistrationEnabled(false);
setKInetdEnabled(lastExpiration);
getPortFromKInetd();
}
}
void Configuration::loadFromTDEConfig() {
TDEConfig c("krfbrc");
allowUninvitedFlag = c.readBoolEntry("allowUninvited", false);
enableSLPFlag = c.readBoolEntry("enableSLP", true);
askOnConnectFlag = c.readBoolEntry("confirmUninvitedConnection", true);
allowDesktopControlFlag = c.readBoolEntry("allowDesktopControl", false);
preferredPortNum = c.readNumEntry("preferredPort", -1);
disableBackgroundFlag = c.readBoolEntry("disableBackground", false);
disableXShmFlag = c.readBoolEntry("disableXShm", false);
if (c.hasKey("uninvitedPasswordCrypted"))
passwordString = cryptStr(c.readEntry("uninvitedPasswordCrypted", ""));
else
passwordString = c.readEntry("uninvitedPassword", "");
unsigned int invNum = invitationList.size();
invitationList.clear();
c.setGroup("invitations");
int num = c.readNumEntry("invitation_num", 0);
for (int i = 0; i < num; i++)
invitationList.push_back(Invitation(&c, i));
invalidateOldInvitations();
if (invNum != invitationList.size())
emit invitationNumChanged(invitationList.size());
}
void Configuration::saveToTDEConfig() {
TDEConfig c("krfbrc");
c.writeEntry("confirmUninvitedConnection", askOnConnectFlag);
c.writeEntry("allowDesktopControl", allowDesktopControlFlag);
c.writeEntry("allowUninvited", allowUninvitedFlag);
c.writeEntry("enableSLP", enableSLPFlag);
c.writeEntry("preferredPort", preferredPortNum);
c.writeEntry("disableBackground", disableBackgroundFlag);
c.writeEntry("disableXShm", disableXShmFlag);
c.writeEntry("uninvitedPasswordCrypted", cryptStr(passwordString));
c.deleteEntry("uninvitedPassword");
c.setGroup("invitations");
int num = invitationList.count();
c.writeEntry("invitation_num", num);
int i = 0;
while (i < num) {
invitationList[i].save(&c, i);
i++;
}
}
void Configuration::saveToDialogs() {
invalidateOldInvitations();
TQValueList<Invitation>::iterator it = invitationList.begin();
while (it != invitationList.end()) {
Invitation &inv = *(it++);
if (!inv.getViewItem())
inv.setViewItem(new TDEListViewItem(invMngDlg.listView,
inv.creationTime().toString(Qt::LocalDate),
inv.expirationTime().toString(Qt::LocalDate)));
}
invMngDlg.adjustSize();
}
void Configuration::save() {
saveToTDEConfig();
saveToDialogs();
doKinetdConf();
}
void Configuration::update() {
loadFromTDEConfig();
saveToDialogs();
}
Invitation Configuration::createInvitation() {
Invitation inv;
invitationList.push_back(inv);
return inv;
}
void Configuration::invalidateOldInvitations() {
TQValueList<Invitation>::iterator it = invitationList.begin();
while (it != invitationList.end()) {
if (!(*it).isValid())
it = invitationList.remove(it);
else
it++;
}
}
void Configuration::refreshTimeout() {
unsigned int invNum = invitationList.size();
loadFromTDEConfig();
saveToDialogs();
if (invNum != invitationList.size())
emit invitationNumChanged(invitationList.size());
}
TQString Configuration::hostname() const
{
KInetSocketAddress *a = KInetInterface::getPublicInetAddress();
TQString hostName;
if (a) {
hostName = a->nodeName();
delete a;
}
else
hostName = "localhost";
return hostName;
}
///////// properties ///////////////////////////
krfb_mode Configuration::mode() const {
return m_mode;
}
bool Configuration::askOnConnect() const {
return askOnConnectFlag;
}
bool Configuration::allowDesktopControl() const {
return allowDesktopControlFlag;
}
bool Configuration::allowUninvitedConnections() const {
return allowUninvitedFlag;
}
bool Configuration::enableSLP() const {
return enableSLPFlag;
}
TQString Configuration::password() const {
return passwordString;
}
TQValueList<Invitation> &Configuration::invitations() {
return invitationList;
}
bool Configuration::disableBackground() const {
return disableBackgroundFlag;
}
bool Configuration::disableXShm() const {
return disableXShmFlag;
}
void Configuration::setAllowUninvited(bool allowUninvited) {
allowUninvitedFlag = allowUninvited;
}
void Configuration::setEnableSLP(bool e) {
enableSLPFlag = e;
}
void Configuration::setAskOnConnect(bool askOnConnect)
{
askOnConnectFlag = askOnConnect;
}
void Configuration::setAllowDesktopControl(bool allowDesktopControl)
{
allowDesktopControlFlag = allowDesktopControl;
}
void Configuration::setPassword(TQString password)
{
passwordString = password;
}
int Configuration::port() const
{
if ((portNum < 5900) || (portNum >= 6000))
return portNum;
else
return portNum - 5900;
}
// use p=-1 for defaults
void Configuration::setPreferredPort(int p)
{
preferredPortNum = p;
}
int Configuration::preferredPort() const
{
return preferredPortNum;
}
void Configuration::setDisableBackground(bool disable) {
disableBackgroundFlag = disable;
}
void Configuration::setDisableXShm(bool disable) {
disableXShmFlag = disable;
}
////////////// invitation manage dialog //////////////////////////
void Configuration::showManageInvitationsDialog() {
loadFromTDEConfig();
saveToDialogs();
invMngDlg.exec();
}
void Configuration::invMngDlgDeleteOnePressed() {
TQValueList<Invitation>::iterator it = invitationList.begin();
while (it != invitationList.end()) {
Invitation &ix = (*it);
TDEListViewItem *iv = ix.getViewItem();
if (iv && iv->isSelected())
it = invitationList.remove(it);
else
it++;
}
saveToTDEConfig();
doKinetdConf();
emit invitationNumChanged(invitationList.size());
}
void Configuration::invMngDlgDeleteAllPressed() {
invitationList.clear();
saveToTDEConfig();
doKinetdConf();
emit invitationNumChanged(invitationList.size());
}
////////////// invitation dialog //////////////////////////
void Configuration::showInvitationDialog() {
invDlg.exec();
emit invitationFinished();
saveToTDEConfig();
}
////////////// personal invitation dialog //////////////////////////
void Configuration::showPersonalInvitationDialog() {
loadFromTDEConfig();
Invitation inv = createInvitation();
save();
emit invitationNumChanged(invitationList.size());
invDlg.enableInviteButton(false);
invMngDlg.newPersonalInvitationButton->setEnabled(false);
persInvDlg.setHost(hostname(), port());
persInvDlg.setPassword(inv.password());
persInvDlg.setExpiration(inv.expirationTime());
persInvDlg.exec();
invDlg.enableInviteButton(true);
invMngDlg.newPersonalInvitationButton->setEnabled(true);
}
////////////// invite email //////////////////////////
void Configuration::inviteEmail() {
int r = KMessageBox::warningContinueCancel(0,
i18n("When sending an invitation by email, note that everybody who reads this email "
"will be able to connect to your computer for one hour, or until the first "
"successful connection took place, whichever comes first. \n"
"You should either encrypt the email or at least send it only in a "
"secure network, but not over the Internet."),
i18n("Send Invitation via Email"),
KStdGuiItem::cont(),
"showEmailInvitationWarning");
if (r == KMessageBox::Cancel)
return;
loadFromTDEConfig();
Invitation inv = createInvitation();
save();
emit invitationNumChanged(invitationList.size());
TDEApplication *app = TDEApplication::kApplication();
app->invokeMailer(TQString(), TQString(), TQString(),
i18n("Desktop Sharing (VNC) invitation"),
i18n("You have been invited to a VNC session. If you have the TDE Remote "
"Desktop Connection installed, just click on the link below.\n\n"
"vnc://invitation:%1@%2:%3\n\n"
"Otherwise you can use any VNC client with the following parameters:\n\n"
"Host: %4:%5\n"
"Password: %6\n\n"
"Alternatively you can click on the link below to start the VNC session\n"
"within your web browser.\n"
"\n"
" http://%7:%8/\n"
"\n"
"For security reasons this invitation will expire at %9.")
.arg(inv.password())
.arg(hostname())
.arg(port())
.arg(hostname())
.arg(port())
.arg(inv.password())
.arg(hostname())
.arg(5800) // determine with dcop ... later ...
.arg(TDEGlobal::locale()->formatDateTime(inv.expirationTime())));
}
////////////// invoke kcontrol module //////////////////////////
void Configuration::showConfigurationModule() {
KRun::run( "tdecmshell kcmkrfb", KURL::List() );
}
#include "configuration.moc"