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tdebase/kdmlib/kgreet_winbind.cpp

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/*
Conversation widget for kdm greeter
Copyright (C) 1997, 1998, 2000 Steffen Hansen <hansen@kde.org>
Copyright (C) 2000-2004 Oswald Buddenhagen <ossi@kde.org>
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.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "kgreet_winbind.h"
#include "themer/kdmthemer.h"
#include "themer/kdmitem.h"
#include <klocale.h>
#include <kdebug.h>
#include <kcombobox.h>
#include <klineedit.h>
#include <kpassdlg.h>
#include <kuser.h>
#include <kprocio.h>
#include <qregexp.h>
#include <qlayout.h>
#include <qlabel.h>
#include <stdlib.h>
class KDMPasswordEdit : public KPasswordEdit {
public:
KDMPasswordEdit( QWidget *parent ) : KPasswordEdit( parent, 0 ) {}
KDMPasswordEdit( KPasswordEdit::EchoModes echoMode, QWidget *parent ) : KPasswordEdit( echoMode, parent, 0 ) {}
protected:
virtual void contextMenuEvent( QContextMenuEvent * ) {}
};
static int echoMode;
static char separator;
static QStringList staticDomains;
static QString defaultDomain;
static void
splitEntity( const QString &ent, QString &dom, QString &usr )
{
int pos = ent.find( separator );
if (pos < 0)
dom = "<local>", usr = ent;
else
dom = ent.left( pos ), usr = ent.mid( pos + 1 );
}
KWinbindGreeter::KWinbindGreeter( KGreeterPluginHandler *_handler,
KdmThemer *themer,
QWidget *parent, QWidget *pred,
const QString &_fixedEntity,
Function _func, Context _ctx ) :
QObject(),
KGreeterPlugin( _handler ),
func( _func ),
ctx( _ctx ),
exp( -1 ),
pExp( -1 ),
running( false )
{
KdmItem *user_entry = 0, *pw_entry = 0, *domain_entry = 0;
QGridLayout *grid = 0;
int line = 0;
layoutItem = 0;
if (themer &&
(!(user_entry = themer->findNode( "user-entry" )) ||
!(pw_entry = themer->findNode( "pw-entry" )) ||
!(domain_entry = themer->findNode( "domain-entry" ))))
themer = 0;
if (!themer)
layoutItem = grid = new QGridLayout( 0, 0, 10 );
domainLabel = loginLabel = passwdLabel = passwd1Label = passwd2Label = 0;
domainCombo = 0;
loginEdit = 0;
passwdEdit = passwd1Edit = passwd2Edit = 0;
m_domainLister = 0;
if (ctx == ExUnlock || ctx == ExChangeTok)
splitEntity( KUser().loginName(), fixedDomain, fixedUser );
else
splitEntity( _fixedEntity, fixedDomain, fixedUser );
if (func != ChAuthTok) {
if (fixedUser.isEmpty()) {
domainCombo = new KComboBox( parent );
connect( domainCombo, SIGNAL(activated( const QString & )),
SLOT(slotChangedDomain( const QString & )) );
connect( domainCombo, SIGNAL(activated( const QString & )),
SLOT(slotLoginLostFocus()) );
connect( domainCombo, SIGNAL(activated( const QString & )),
SLOT(slotActivity()) );
// should handle loss of focus
loginEdit = new KLineEdit( parent );
loginEdit->setContextMenuEnabled( false );
if (pred) {
parent->setTabOrder( pred, domainCombo );
parent->setTabOrder( domainCombo, loginEdit );
pred = loginEdit;
}
if (!grid) {
loginEdit->adjustSize();
domainCombo->adjustSize();
user_entry->setWidget( loginEdit );
domain_entry->setWidget( domainCombo );
} else {
domainLabel = new QLabel( domainCombo, i18n("&Domain:"), parent );
loginLabel = new QLabel( loginEdit, i18n("&Username:"), parent );
grid->addWidget( domainLabel, line, 0 );
grid->addWidget( domainCombo, line++, 1 );
grid->addWidget( loginLabel, line, 0 );
grid->addWidget( loginEdit, line++, 1 );
}
connect( loginEdit, SIGNAL(lostFocus()), SLOT(slotLoginLostFocus()) );
connect( loginEdit, SIGNAL(lostFocus()), SLOT(slotActivity()) );
connect( loginEdit, SIGNAL(textChanged( const QString & )), SLOT(slotActivity()) );
connect( loginEdit, SIGNAL(selectionChanged()), SLOT(slotActivity()) );
connect(&mDomainListTimer, SIGNAL(timeout()), SLOT(slotStartDomainList()));
domainCombo->insertStringList( staticDomains );
QTimer::singleShot(0, this, SLOT(slotStartDomainList()));
} else if (ctx != Login && ctx != Shutdown && grid) {
domainLabel = new QLabel( i18n("Domain:"), parent );
grid->addWidget( domainLabel, line, 0 );
grid->addWidget( new QLabel( fixedDomain, parent ), line++, 1 );
loginLabel = new QLabel( i18n("Username:"), parent );
grid->addWidget( loginLabel, line, 0 );
grid->addWidget( new QLabel( fixedUser, parent ), line++, 1 );
}
if (echoMode == -1)
passwdEdit = new KDMPasswordEdit( parent );
else
passwdEdit = new KDMPasswordEdit( (KPasswordEdit::EchoModes)echoMode,
parent );
connect( passwdEdit, SIGNAL(textChanged( const QString & )),
SLOT(slotActivity()) );
connect( passwdEdit, SIGNAL(lostFocus()), SLOT(slotActivity()) );
if (!grid) {
passwdEdit->adjustSize();
pw_entry->setWidget( passwdEdit );
} else {
passwdLabel = new QLabel( passwdEdit,
func == Authenticate ?
i18n("&Password:") :
i18n("Current &password:"),
parent );
if (pred) {
parent->setTabOrder( pred, passwdEdit );
pred = passwdEdit;
}
grid->addWidget( passwdLabel, line, 0 );
grid->addWidget( passwdEdit, line++, 1 );
}
if (loginEdit)
loginEdit->setFocus();
else
passwdEdit->setFocus();
}
if (func != Authenticate) {
if (echoMode == -1) {
passwd1Edit = new KDMPasswordEdit( (KPasswordEdit::EchoModes)echoMode, parent );
passwd2Edit = new KDMPasswordEdit( (KPasswordEdit::EchoModes)echoMode, parent );
} else {
passwd1Edit = new KDMPasswordEdit( parent );
passwd2Edit = new KDMPasswordEdit( parent );
}
passwd1Label = new QLabel( passwd1Edit, i18n("&New password:"), parent );
passwd2Label = new QLabel( passwd2Edit, i18n("Con&firm password:"), parent );
if (pred) {
parent->setTabOrder( pred, passwd1Edit );
parent->setTabOrder( passwd1Edit, passwd2Edit );
}
if (grid) {
grid->addWidget( passwd1Label, line, 0 );
grid->addWidget( passwd1Edit, line++, 1 );
grid->addWidget( passwd2Label, line, 0 );
grid->addWidget( passwd2Edit, line, 1 );
}
if (!passwdEdit)
passwd1Edit->setFocus();
}
}
// virtual
KWinbindGreeter::~KWinbindGreeter()
{
abort();
if (!layoutItem) {
delete loginEdit;
delete passwdEdit;
delete domainCombo;
return;
}
QLayoutIterator it = static_cast<QLayout *>(layoutItem)->iterator();
for (QLayoutItem *itm = it.current(); itm; itm = ++it)
delete itm->widget();
delete layoutItem;
delete m_domainLister;
}
void
KWinbindGreeter::slotChangedDomain( const QString &dom )
{
if (!loginEdit->completionObject())
return;
QStringList users;
if (dom == "<local>") {
for (QStringList::ConstIterator it = allUsers.begin(); it != allUsers.end(); ++it)
if ((*it).find( separator ) < 0)
users << *it;
} else {
QString st( dom + separator );
for (QStringList::ConstIterator it = allUsers.begin(); it != allUsers.end(); ++it)
if ((*it).startsWith( st ))
users << (*it).mid( st.length() );
}
loginEdit->completionObject()->setItems( users );
}
void // virtual
KWinbindGreeter::loadUsers( const QStringList &users )
{
allUsers = users;
KCompletion *userNamesCompletion = new KCompletion;
loginEdit->setCompletionObject( userNamesCompletion );
loginEdit->setAutoDeleteCompletionObject( true );
loginEdit->setCompletionMode( KGlobalSettings::CompletionAuto );
slotChangedDomain( defaultDomain );
}
void // virtual
KWinbindGreeter::presetEntity( const QString &entity, int field )
{
QString dom, usr;
splitEntity( entity, dom, usr );
domainCombo->setCurrentItem( dom, true );
slotChangedDomain( dom );
loginEdit->setText( usr );
if (field > 1)
passwdEdit->setFocus();
else if (field == 1 || field == -1) {
if (field == -1) {
passwdEdit->setText( " " );
passwdEdit->setEnabled( false );
authTok = false;
}
loginEdit->setFocus();
loginEdit->selectAll();
}
curUser = entity;
}
QString // virtual
KWinbindGreeter::getEntity() const
{
QString dom, usr;
if (fixedUser.isEmpty())
dom = domainCombo->currentText(), usr = loginEdit->text();
else
dom = fixedDomain, usr = fixedUser;
return dom == "<local>" ? usr : dom + separator + usr;
}
void // virtual
KWinbindGreeter::setUser( const QString &user )
{
// assert (fixedUser.isEmpty());
curUser = user;
QString dom, usr;
splitEntity( user, dom, usr );
domainCombo->setCurrentItem( dom, true );
slotChangedDomain( dom );
loginEdit->setText( usr );
passwdEdit->setFocus();
passwdEdit->selectAll();
}
void // virtual
KWinbindGreeter::setEnabled( bool enable )
{
// assert( !passwd1Label );
// assert( func == Authenticate && ctx == Shutdown );
// if (domainCombo)
// domainCombo->setEnabled( enable );
// if (loginLabel)
// loginLabel->setEnabled( enable );
passwdLabel->setEnabled( enable );
setActive( enable );
if (enable)
passwdEdit->setFocus();
}
void // private
KWinbindGreeter::returnData()
{
switch (exp) {
case 0:
handler->gplugReturnText( getEntity().local8Bit(),
KGreeterPluginHandler::IsUser );
break;
case 1:
handler->gplugReturnText( passwdEdit->password(),
KGreeterPluginHandler::IsPassword |
KGreeterPluginHandler::IsSecret );
break;
case 2:
handler->gplugReturnText( passwd1Edit->password(),
KGreeterPluginHandler::IsSecret );
break;
default: // case 3:
handler->gplugReturnText( passwd2Edit->password(),
KGreeterPluginHandler::IsNewPassword |
KGreeterPluginHandler::IsSecret );
break;
}
}
bool // virtual
KWinbindGreeter::textMessage( const char *text, bool err )
{
if (!err &&
QString( text ).find( QRegExp( "^Changing password for [^ ]+$" ) ) >= 0)
return true;
return false;
}
void // virtual
KWinbindGreeter::textPrompt( const char *prompt, bool echo, bool nonBlocking )
{
pExp = exp;
if (echo)
exp = 0;
else if (!authTok)
exp = 1;
else {
QString pr( prompt );
if (pr.find( QRegExp( "\\b(old|current)\\b", false ) ) >= 0) {
handler->gplugReturnText( "",
KGreeterPluginHandler::IsOldPassword |
KGreeterPluginHandler::IsSecret );
return;
} else if (pr.find( QRegExp( "\\b(re-?(enter|type)|again|confirm|repeat)\\b",
false ) ) >= 0)
exp = 3;
else if (pr.find( QRegExp( "\\bnew\\b", false ) ) >= 0)
exp = 2;
else {
handler->gplugMsgBox( QMessageBox::Critical,
i18n("Unrecognized prompt \"%1\"")
.arg( prompt ) );
handler->gplugReturnText( 0, 0 );
exp = -1;
return;
}
}
if (pExp >= 0 && pExp >= exp) {
revive();
has = -1;
}
if (has >= exp || nonBlocking)
returnData();
}
bool // virtual
KWinbindGreeter::binaryPrompt( const char *, bool )
{
// this simply cannot happen ... :}
return true;
}
void // virtual
KWinbindGreeter::start()
{
authTok = !(passwdEdit && passwdEdit->isEnabled());
exp = has = -1;
running = true;
}
void // virtual
KWinbindGreeter::suspend()
{
}
void // virtual
KWinbindGreeter::resume()
{
}
void // virtual
KWinbindGreeter::next()
{
// assert( running );
if (domainCombo && domainCombo->hasFocus())
loginEdit->setFocus();
else if (loginEdit && loginEdit->hasFocus()) {
passwdEdit->setFocus(); // will cancel running login if necessary
has = 0;
} else if (passwdEdit && passwdEdit->hasFocus()) {
if (passwd1Edit)
passwd1Edit->setFocus();
has = 1;
} else if (passwd1Edit) {
if (passwd1Edit->hasFocus()) {
passwd2Edit->setFocus();
has = 1; // sic!
} else
has = 3;
} else
has = 1;
if (exp < 0)
handler->gplugStart();
else if (has >= exp)
returnData();
}
void // virtual
KWinbindGreeter::abort()
{
running = false;
if (exp >= 0) {
exp = -1;
handler->gplugReturnText( 0, 0 );
}
}
void // virtual
KWinbindGreeter::succeeded()
{
// assert( running || timed_login );
if (!authTok) {
setActive( false );
if (passwd1Edit) {
authTok = true;
return;
}
} else
setActive2( false );
exp = -1;
running = false;
}
void // virtual
KWinbindGreeter::failed()
{
// assert( running || timed_login );
setActive( false );
setActive2( false );
exp = -1;
running = false;
}
void // virtual
KWinbindGreeter::revive()
{
// assert( !running );
setActive2( true );
if (authTok) {
passwd1Edit->erase();
passwd2Edit->erase();
passwd1Edit->setFocus();
} else {
passwdEdit->erase();
if (loginEdit && loginEdit->isEnabled())
passwdEdit->setEnabled( true );
else {
setActive( true );
if (loginEdit && loginEdit->text().isEmpty())
loginEdit->setFocus();
else
passwdEdit->setFocus();
}
}
}
void // virtual
KWinbindGreeter::clear()
{
// assert( !running && !passwd1Edit );
passwdEdit->erase();
if (loginEdit) {
domainCombo->setCurrentItem( defaultDomain );
slotChangedDomain( defaultDomain );
loginEdit->clear();
loginEdit->setFocus();
curUser = QString::null;
} else
passwdEdit->setFocus();
}
// private
void
KWinbindGreeter::setActive( bool enable )
{
if (domainCombo)
domainCombo->setEnabled( enable );
if (loginEdit)
loginEdit->setEnabled( enable );
if (passwdEdit)
passwdEdit->setEnabled( enable );
}
void
KWinbindGreeter::setActive2( bool enable )
{
if (passwd1Edit) {
passwd1Edit->setEnabled( enable );
passwd2Edit->setEnabled( enable );
}
}
void
KWinbindGreeter::slotLoginLostFocus()
{
if (!running)
return;
QString ent( getEntity() );
if (exp > 0) {
if (curUser == ent)
return;
exp = -1;
handler->gplugReturnText( 0, 0 );
}
curUser = ent;
handler->gplugSetUser( curUser );
}
void
KWinbindGreeter::slotActivity()
{
if (running)
handler->gplugActivity();
}
void
KWinbindGreeter::slotStartDomainList()
{
mDomainListTimer.stop();
mDomainListing.clear();
m_domainLister = new KProcIO;
connect(m_domainLister, SIGNAL(readReady(KProcIO*)), SLOT(slotReadDomainList()));
connect(m_domainLister, SIGNAL(processExited(KProcess*)), SLOT(slotEndDomainList()));
(*m_domainLister) << "wbinfo" << "--own-domain" << "--trusted-domains";
m_domainLister->setComm (KProcess::Stdout);
m_domainLister->start();
}
void
KWinbindGreeter::slotReadDomainList()
{
QString line;
while ( m_domainLister->readln( line ) != -1 ) {
mDomainListing.append(line);
}
}
void
KWinbindGreeter::slotEndDomainList()
{
delete m_domainLister;
m_domainLister = 0;
QStringList domainList;
domainList = staticDomains;
for (QStringList::const_iterator it = mDomainListing.begin();
it != mDomainListing.end(); ++it) {
if (!domainList.contains(*it))
domainList.append(*it);
}
QString current = domainCombo->currentText();
for (int i = 0; i < domainList.count(); ++i) {
if (i < domainCombo->count())
domainCombo->changeItem(domainList[i], i);
else
domainCombo->insertItem(domainList[i], i);
}
while (domainCombo->count() > domainList.count())
domainCombo->removeItem(domainCombo->count()-1);
domainCombo->setCurrentItem( current );
if (domainCombo->currentText() != current)
domainCombo->setCurrentItem( defaultDomain );
mDomainListTimer.start(5 * 1000);
}
// factory
static bool init( const QString &,
QVariant (*getConf)( void *, const char *, const QVariant & ),
void *ctx )
{
echoMode = getConf( ctx, "EchoMode", QVariant( -1 ) ).toInt();
staticDomains = QStringList::split( ':', getConf( ctx, "winbind.Domains", QVariant( "" ) ).toString() );
if (!staticDomains.contains("<local>"))
staticDomains << "<local>";
defaultDomain = getConf( ctx, "winbind.DefaultDomain", QVariant( staticDomains.first() ) ).toString();
QString sepstr = getConf( ctx, "winbind.Separator", QVariant( QString::null ) ).toString();
if (sepstr.isNull()) {
FILE *sepfile = popen( "wbinfo --separator 2>/dev/null", "r" );
if (sepfile) {
QTextIStream( sepfile ) >> sepstr;
if (pclose( sepfile ))
sepstr = "\\";
} else
sepstr = "\\";
}
separator = sepstr[0].latin1();
KGlobal::locale()->insertCatalogue( "kgreet_winbind" );
return true;
}
static void done( void )
{
KGlobal::locale()->removeCatalogue( "kgreet_winbind" );
// avoid static deletion problems ... hopefully
staticDomains.clear();
defaultDomain = QString::null;
}
static KGreeterPlugin *
create( KGreeterPluginHandler *handler, KdmThemer *themer,
QWidget *parent, QWidget *predecessor,
const QString &fixedEntity,
KGreeterPlugin::Function func,
KGreeterPlugin::Context ctx )
{
return new KWinbindGreeter( handler, themer, parent, predecessor, fixedEntity, func, ctx );
}
KDE_EXPORT kgreeterplugin_info kgreeterplugin_info = {
I18N_NOOP("Winbind / Samba"), "classic",
kgreeterplugin_info::Local | kgreeterplugin_info::Fielded | kgreeterplugin_info::Presettable,
init, done, create
};
#include "kgreet_winbind.moc"