summaryrefslogtreecommitdiffstats
path: root/kcontrol/tdm/tdm-users.cpp
blob: fe2f31c655d6f636303bbf2b2299764dfa37751c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
/* This file is part of the KDE Display Manager Configuration package
    Copyright (C) 1997 Thomas Tanghus (tanghus@earthling.net)

    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 Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
    Boston, MA 02110-1301, USA.
*/

#include <unistd.h>
#include <sys/types.h>

#include <tqstyle.h>
#include <tqlayout.h>
#include <tqlabel.h>
#include <tqtooltip.h>
#include <tqvalidator.h>
#include <tqwhatsthis.h>
#include <tqvgroupbox.h>
#include <tqpushbutton.h>

#include <tdefiledialog.h>
#include <kimageio.h>
#include <kimagefilepreview.h>
#include <tdeio/netaccess.h>
#include <tdelocale.h>
#include <kstandarddirs.h>
#include <tdemessagebox.h>
#include <kurldrag.h>

#include "tdm-users.h"

#include <sys/stat.h>


extern KSimpleConfig *config;

TDMUsersWidget::TDMUsersWidget(TQWidget *parent, const char *name)
    : TQWidget(parent, name)
{
#ifdef __linux__
    struct stat st;
    if (!stat( "/etc/debian_version", &st )) {	/* debian */
	defminuid = "1000";
	defmaxuid = "29999";
    } else if (!stat( "/usr/portage", &st )) {	/* gentoo */
	defminuid = "1000";
	defmaxuid = "65000";
    } else if (!stat( "/etc/mandrake-release", &st )) {	/* mandrake - check before redhat! */
	defminuid = "500";
	defmaxuid = "65000";
    } else if (!stat( "/etc/redhat-release", &st )) {	/* redhat */
	defminuid = "100";
	defmaxuid = "65000";
    } else /* if (!stat( "/etc/SuSE-release", &st )) */ {	/* suse */
	defminuid = "500";
	defmaxuid = "65000";
    }
#else
    defminuid = "1000";
    defmaxuid = "65000";
#endif

    // We assume that $kde_datadir/tdm exists, but better check for pics/ and pics/users,
    // and create them if necessary.
    config->setGroup( "X-*-Greeter" );
    m_userPixDir = config->readEntry( "FaceDir", TDEGlobal::dirs()->resourceDirs("data").last() + "tdm/faces" ) + '/';
    m_notFirst = false;
    TQDir testDir( m_userPixDir );
    if ( !testDir.exists() && !testDir.mkdir( testDir.absPath() ) && !geteuid() )
        KMessageBox::sorry( this, i18n("Unable to create folder %1").arg( testDir.absPath() ) );
    chmod( TQFile::encodeName( m_userPixDir ), 0755 );

    m_defaultText = i18n("<default>");

    TQString wtstr;

    minGroup = new TQGroupBox( 2, Qt::Horizontal, i18n("System U&IDs"), this );
    TQWhatsThis::add( minGroup, i18n("Users with a UID (numerical user identification) outside this range will not be listed by TDM and this setup dialog."
      " Note that users with the UID 0 (typically root) are not affected by this and must be"
      " explicitly hidden in \"Not hidden\" mode."));
    TQSizePolicy sp_ign_fix( TQSizePolicy::Ignored, TQSizePolicy::Fixed );
    TQValidator *valid = new TQIntValidator( 0, 999999, TQT_TQOBJECT(minGroup) );
    TQLabel *minlab = new TQLabel( i18n("Below:"), minGroup );
    leminuid = new KLineEdit( minGroup );
    minlab->setBuddy( leminuid );
    leminuid->setSizePolicy( sp_ign_fix );
    leminuid->setValidator( valid );
    connect( leminuid, TQT_SIGNAL(textChanged( const TQString & )), TQT_SLOT(slotChanged()) );
    connect( leminuid, TQT_SIGNAL(textChanged( const TQString & )), TQT_SLOT(slotMinMaxChanged()) );
    TQLabel *maxlab = new TQLabel( i18n("Above:"), minGroup );
    lemaxuid = new KLineEdit( minGroup );
    maxlab->setBuddy( lemaxuid );
    lemaxuid->setSizePolicy( sp_ign_fix );
    lemaxuid->setValidator( valid );
    connect(lemaxuid, TQT_SIGNAL(textChanged( const TQString & )), TQT_SLOT(slotChanged()) );
    connect(lemaxuid, TQT_SIGNAL(textChanged( const TQString & )), TQT_SLOT(slotMinMaxChanged()) );

    usrGroup = new TQButtonGroup( 5, Qt::Vertical, i18n("Users"), this );
    connect( usrGroup, TQT_SIGNAL(clicked( int )), TQT_SLOT(slotShowOpts()) );
    connect( usrGroup, TQT_SIGNAL(clicked( int )), TQT_SLOT(slotChanged()) );
    cbshowlist = new TQCheckBox( i18n("Show list"), usrGroup );
    TQWhatsThis::add( cbshowlist, i18n("If this option is checked, TDM will show a list of users,"
      " so users can click on their name or image rather than typing in their login.") );
    cbcomplete = new TQCheckBox( i18n("Autocompletion"), usrGroup );
    TQWhatsThis::add( cbcomplete, i18n("If this option is checked, TDM will automatically complete"
      " user names while they are typed in the line edit.") );
    cbinverted = new TQCheckBox( i18n("Inverse selection"), usrGroup );
    TQWhatsThis::add( cbinverted, i18n("This option specifies how the users for \"Show list\" and \"Autocompletion\""
      " are selected in the \"Select users and groups\" list: "
      "If not checked, select only the checked users. "
      "If checked, select all non-system users, except the checked ones."));
    cbusrsrt = new TQCheckBox( i18n("Sor&t users"), usrGroup );
    connect( cbusrsrt, TQT_SIGNAL(toggled( bool )), TQT_SLOT(slotChanged()) );
    TQWhatsThis::add( cbusrsrt, i18n("If this is checked, TDM will alphabetically sort the user list."
      " Otherwise users are listed in the order they appear in the password file.") );

    wstack = new TQWidgetStack( this );
    s_label = new TQLabel( wstack, i18n("S&elect users and groups:"), this );
    optinlv = new TDEListView( this );
    optinlv->addColumn( i18n("Selected Users") );
    optinlv->setResizeMode( TQListView::LastColumn );
    TQWhatsThis::add( optinlv, i18n("TDM will show all checked users. Entries denoted with '@' are user groups. Checking a group is like checking all users in that group.") );
    wstack->addWidget( optinlv );
    connect( optinlv, TQT_SIGNAL(clicked( TQListViewItem * )),
	     TQT_SLOT(slotUpdateOptIn( TQListViewItem * )) );
    connect( optinlv, TQT_SIGNAL(clicked( TQListViewItem * )),
	     TQT_SLOT(slotChanged()) );
    optoutlv = new TDEListView( this );
    optoutlv->addColumn( i18n("Hidden Users") );
    optoutlv->setResizeMode( TQListView::LastColumn );
    TQWhatsThis::add( optoutlv, i18n("TDM will show all non-checked non-system users. Entries denoted with '@' are user groups. Checking a group is like checking all users in that group.") );
    wstack->addWidget( optoutlv );
    connect( optoutlv, TQT_SIGNAL(clicked( TQListViewItem * )),
	     TQT_SLOT(slotUpdateOptOut( TQListViewItem * )) );
    connect( optoutlv, TQT_SIGNAL(clicked( TQListViewItem * )),
	     TQT_SLOT(slotChanged()) );

    faceGroup = new TQButtonGroup( 5, Qt::Vertical, i18n("User Image Source"), this );
    TQWhatsThis::add( faceGroup, i18n("Here you can specify where TDM will obtain the images that represent users."
      " \"Admin\" represents the global folder; these are the pictures you can set below."
      " \"User\" means that TDM should read the user's $HOME/.face.icon file."
      " The two selections in the middle define the order of preference if both sources are available.") );
    connect( faceGroup, TQT_SIGNAL(clicked( int )), TQT_SLOT(slotFaceOpts()) );
    connect( faceGroup, TQT_SIGNAL(clicked( int )), TQT_SLOT(slotChanged()) );
    rbadmonly = new TQRadioButton( i18n("Admin"), faceGroup );
    rbprefadm = new TQRadioButton( i18n("Admin, user"), faceGroup );
    rbprefusr = new TQRadioButton( i18n("User, admin"), faceGroup );
    rbusronly = new TQRadioButton( i18n("User"), faceGroup );

    TQGroupBox *picGroup = new TQVGroupBox( i18n("User Images"), this );
    TQWidget *hlpw = new TQWidget( picGroup );
    usercombo = new KComboBox( hlpw );
    TQWhatsThis::add( usercombo, i18n("The user the image below belongs to.") );
    connect( usercombo, TQT_SIGNAL(activated( int )),
	     TQT_SLOT(slotUserSelected()) );
    TQLabel *userlabel = new TQLabel( usercombo, i18n("User:"), hlpw );
    userbutton = new TQPushButton( hlpw );
    userbutton->setAcceptDrops( true );
    userbutton->installEventFilter( this ); // for drag and drop
    uint sz = style().pixelMetric( TQStyle::PM_ButtonMargin ) * 2 + 48;
    userbutton->setFixedSize( sz, sz );
    connect( userbutton, TQT_SIGNAL(clicked()),
	     TQT_SLOT(slotUserButtonClicked()) );
    TQToolTip::add( userbutton, i18n("Click or drop an image here") );
    TQWhatsThis::add( userbutton, i18n("Here you can see the image assigned to the user selected in the combo box above. Click on the image button to select from a list"
      " of images or drag and drop your own image on to the button (e.g. from Konqueror).") );
    rstuserbutton = new TQPushButton( i18n("Unset"), hlpw );
    TQWhatsThis::add( rstuserbutton, i18n("Click this button to make TDM use the default image for the selected user.") );
    connect( rstuserbutton, TQT_SIGNAL(clicked()),
	     TQT_SLOT(slotUnsetUserPix()) );
    TQGridLayout *hlpl = new TQGridLayout( hlpw, 3, 2, 0, KDialog::spacingHint() );
    hlpl->addWidget( userlabel, 0, 0 );
//    hlpl->addSpacing( KDialog::spacingHint() );
    hlpl->addWidget( usercombo, 0, 1 );
    hlpl->addMultiCellWidget( userbutton, 1,1, 0,1, Qt::AlignHCenter );
    hlpl->addMultiCellWidget( rstuserbutton, 2,2, 0,1, Qt::AlignHCenter );

    TQHBoxLayout *main = new TQHBoxLayout( this, 10 );

    TQVBoxLayout *lLayout = new TQVBoxLayout( main, 10 );
    lLayout->addWidget( minGroup );
    lLayout->addWidget( usrGroup );
    lLayout->addStretch( 1 );

    TQVBoxLayout *mLayout = new TQVBoxLayout( main, 10 );
    mLayout->addWidget( s_label );
    mLayout->addWidget( wstack );
    mLayout->setStretchFactor( wstack, 1 );
    main->setStretchFactor( mLayout, 1 );

    TQVBoxLayout *rLayout = new TQVBoxLayout( main, 10 );
    rLayout->addWidget( faceGroup );
    rLayout->addWidget( picGroup );
    rLayout->addStretch( 1 );

}

void TDMUsersWidget::makeReadOnly()
{
    leminuid->setReadOnly(true);
    lemaxuid->setReadOnly(true);
    cbshowlist->setEnabled(false);
    cbcomplete->setEnabled(false);
    cbinverted->setEnabled(false);
    cbusrsrt->setEnabled(false);
    rbadmonly->setEnabled(false);
    rbprefadm->setEnabled(false);
    rbprefusr->setEnabled(false);
    rbusronly->setEnabled(false);
    wstack->setEnabled(false);
    disconnect( userbutton, TQT_SIGNAL(clicked()), this, TQT_SLOT(slotUserButtonClicked()) );
    userbutton->setAcceptDrops(false);
    rstuserbutton->setEnabled(false);
}

void TDMUsersWidget::slotShowOpts()
{
    bool en = cbshowlist->isChecked() || cbcomplete->isChecked();
    cbinverted->setEnabled( en );
    cbusrsrt->setEnabled( en );
    wstack->setEnabled( en );
    wstack->raiseWidget( cbinverted->isChecked() ? optoutlv : optinlv );
    en = cbshowlist->isChecked();
    faceGroup->setEnabled( en );
    if (!en) {
	usercombo->setEnabled( false );
	userbutton->setEnabled( false );
	rstuserbutton->setEnabled( false );
    } else
	slotFaceOpts();
}

void TDMUsersWidget::slotFaceOpts()
{
    bool en = !rbusronly->isChecked();
    usercombo->setEnabled( en );
    userbutton->setEnabled( en );
    if (en)
	slotUserSelected();
    else
	rstuserbutton->setEnabled( false );
}

void TDMUsersWidget::slotUserSelected()
{
    TQString user = usercombo->currentText();
    TQImage p;
    if (user != m_defaultText &&
	p.load( m_userPixDir + user + ".face.icon" )) {
	rstuserbutton->setEnabled( !getuid() );
    } else {
	p.load( m_userPixDir + ".default.face.icon" );
	rstuserbutton->setEnabled( false );
    }
    if (!p.isNull()) {
	    userbutton->setPixmap( p.smoothScale( 48, 48, TQ_ScaleMin ) );
    }
}


void TDMUsersWidget::changeUserPix(const TQString &pix)
{
    TQString user( usercombo->currentText() );
    if (user == m_defaultText)
    {
       user = ".default";
       if (KMessageBox::questionYesNo(this, i18n("Save image as default image?"),TQString::null,KStdGuiItem::save(),KStdGuiItem::cancel())
            != KMessageBox::Yes)
          return;
    }

    TQImage p( pix );
    if (p.isNull()) {
	KMessageBox::sorry( this,
			    i18n("There was an error loading the image\n"
				 "%1").arg( pix ) );
	return;
    }

    p = p.smoothScale( 48, 48, TQ_ScaleMin );
    TQString userpix = m_userPixDir + user + ".face.icon";
    if (!p.save( userpix, "PNG" ))
        KMessageBox::sorry(this,
	    i18n("There was an error saving the image:\n%1")
		.arg( userpix ) );
    else
        chmod( TQFile::encodeName( userpix ), 0644 );

    slotUserSelected();
}

void TDMUsersWidget::slotUserButtonClicked()
{
    KFileDialog dlg(m_notFirst ? TQString::null :
	TDEGlobal::dirs()->resourceDirs("data").last() + "tdm/pics/users",
                    KImageIO::pattern( KImageIO::Reading ),
                    this, 0, true);
    dlg.setOperationMode( KFileDialog::Opening );
    dlg.setCaption( i18n("Choose Image") );
    dlg.setMode( KFile::File | KFile::LocalOnly );

    KImageFilePreview *ip = new KImageFilePreview( &dlg );
    dlg.setPreviewWidget( ip );
    if (dlg.exec() != TQDialog::Accepted)
	return;
    m_notFirst = true;

    changeUserPix( dlg.selectedFile() );
}

void TDMUsersWidget::slotUnsetUserPix()
{
    TQFile::remove( m_userPixDir + usercombo->currentText() + ".face.icon" );
    slotUserSelected();
}

bool TDMUsersWidget::eventFilter(TQObject *, TQEvent *e)
{
    if (e->type() == TQEvent::DragEnter) {
	TQDragEnterEvent *ee = (TQDragEnterEvent *) e;
	ee->accept( KURLDrag::canDecode(ee) );
        return true;
    }

    if (e->type() == TQEvent::Drop) {
        userButtonDropEvent((TQDropEvent *) e);
        return true;
    }

    return false;
}

KURL *decodeImgDrop(TQDropEvent *e, TQWidget *wdg);

void TDMUsersWidget::userButtonDropEvent(TQDropEvent *e)
{
    KURL *url = decodeImgDrop(e, this);
    if (url) {
	TQString pixpath;
	TDEIO::NetAccess::download(*url, pixpath, parentWidget());
	changeUserPix( pixpath );
	TDEIO::NetAccess::removeTempFile(pixpath);
	delete url;
    }
}

void TDMUsersWidget::save()
{
    config->setGroup( "X-*-Greeter" );

    config->writeEntry( "MinShowUID", leminuid->text() );
    config->writeEntry( "MaxShowUID", lemaxuid->text() );

    config->writeEntry( "UserList", cbshowlist->isChecked() );
    config->writeEntry( "UserCompletion", cbcomplete->isChecked() );
    config->writeEntry( "ShowUsers",
	cbinverted->isChecked() ? "NotHidden" : "Selected" );
    config->writeEntry( "SortUsers", cbusrsrt->isChecked() );

    config->writeEntry( "HiddenUsers", hiddenUsers );
    config->writeEntry( "SelectedUsers", selectedUsers );

    config->writeEntry( "FaceSource",
	rbadmonly->isChecked() ? "AdminOnly" :
	rbprefadm->isChecked() ? "PreferAdmin" :
	rbprefusr->isChecked() ? "PreferUser" : "UserOnly" );
}


void TDMUsersWidget::updateOptList( TQListViewItem *item, TQStringList &list )
{
    if ( !item )
        return;
    TQCheckListItem *itm = (TQCheckListItem *)item;
    TQStringList::iterator it = list.find( itm->text() );
    if (itm->isOn()) {
	if (it == list.end())
	    list.append( itm->text() );
    } else {
	if (it != list.end())
	    list.remove( it );
    }
}

void TDMUsersWidget::slotUpdateOptIn( TQListViewItem *item )
{
    updateOptList( item, selectedUsers );
}

void TDMUsersWidget::slotUpdateOptOut( TQListViewItem *item )
{
    updateOptList( item, hiddenUsers );
}

void TDMUsersWidget::slotClearUsers()
{
    optinlv->clear();
    optoutlv->clear();
    usercombo->clear();
    usercombo->insertItem( m_defaultText );
}

void TDMUsersWidget::slotAddUsers(const TQMap<TQString,int> &users)
{
    TQMapConstIterator<TQString,int> it;
    for (it = users.begin(); it != users.end(); ++it) {
      const TQString *name = &it.key();
      (new TQCheckListItem(optinlv, *name, TQCheckListItem::CheckBox))->
	      setOn(selectedUsers.find(*name) != selectedUsers.end());
      (new TQCheckListItem(optoutlv, *name, TQCheckListItem::CheckBox))->
	      setOn(hiddenUsers.find(*name) != hiddenUsers.end());
      if ((*name)[0] != '@')
        usercombo->insertItem(*name);
    }
    optinlv->sort();
    optoutlv->sort();
    if (usercombo->listBox())
        usercombo->listBox()->sort();
}

void TDMUsersWidget::slotDelUsers(const TQMap<TQString,int> &users)
{
    TQMapConstIterator<TQString,int> it;
    for (it = users.begin(); it != users.end(); ++it) {
        const TQString *name = &it.key();
        if (usercombo->listBox())
            delete usercombo->listBox()->findItem( *name, ExactMatch | CaseSensitive );
        delete optinlv->findItem( *name, 0 );
        delete optoutlv->findItem( *name, 0 );
    }
}

void TDMUsersWidget::load()
{
    TQString str;

    config->setGroup("X-*-Greeter");

    selectedUsers = config->readListEntry( "SelectedUsers");
    hiddenUsers = config->readListEntry( "HiddenUsers");

    leminuid->setText(config->readEntry("MinShowUID", defminuid));
    lemaxuid->setText(config->readEntry("MaxShowUID", defmaxuid));

    cbshowlist->setChecked( config->readBoolEntry( "UserList", true ) );
    cbcomplete->setChecked( config->readBoolEntry( "UserCompletion", false ) );
    cbinverted->setChecked( config->readEntry( "ShowUsers" ) != "Selected" );
    cbusrsrt->setChecked(config->readBoolEntry("SortUsers", true));

    TQString ps = config->readEntry( "FaceSource" );
    if (ps == TQString::fromLatin1("UserOnly"))
	rbusronly->setChecked(true);
    else if (ps == TQString::fromLatin1("PreferUser"))
	rbprefusr->setChecked(true);
    else if (ps == TQString::fromLatin1("PreferAdmin"))
	rbprefadm->setChecked(true);
    else
	rbadmonly->setChecked(true);

    slotUserSelected();

    slotShowOpts();
    slotFaceOpts();
}

void TDMUsersWidget::defaults()
{
    leminuid->setText( defminuid );
    lemaxuid->setText( defmaxuid );
    cbshowlist->setChecked( true );
    cbcomplete->setChecked( false );
    cbinverted->setChecked( true );
    cbusrsrt->setChecked( true );
    rbadmonly->setChecked( true );
    hiddenUsers.clear();
    selectedUsers.clear();
    slotShowOpts();
    slotFaceOpts();
}

void TDMUsersWidget::slotMinMaxChanged()
{
    emit setMinMaxUID( leminuid->text().toInt(), lemaxuid->text().toInt() );
}

void TDMUsersWidget::slotChanged()
{
  emit changed(true);
}

#include "tdm-users.moc"