kacleditwidget.cpp
/***************************************************************************
* Copyright (C) 2005 by Sean Harmer <sh@rama.homelinux.org> *
* Till Adam <adam@kde.org> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Library 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 "kacleditwidget.h"
#include "kacleditwidget_p.h"
#ifdef USE_POSIX_ACL
#include <qpainter.h>
#include <qptrlist.h>
#include <qvbox.h>
#include <qhbox.h>
#include <qpushbutton.h>
#include <qvbuttongroup.h>
#include <qradiobutton.h>
#include <qcombobox.h>
#include <qlabel.h>
#include <qcheckbox.h>
#include <qlayout.h>
#include <qwidgetstack.h>
#include <qheader.h>
#include <klocale.h>
#include <kfileitem.h>
#include <kdebug.h>
#include <kdialog.h>
#include <kdialogbase.h>
#ifdef HAVE_ACL_LIBACL_H
# include <acl/libacl.h>
#endif
extern "C" {
#include <pwd.h>
#include <grp.h>
}
#include <assert.h>
#include "images.h"
static struct {
const char* label;
const char* pixmapName;
QPixmap* pixmap;
} s_itemAttributes[] = {
{ I18N_NOOP( "Owner" ), "user-grey", 0 },
{ I18N_NOOP( "Owning Group" ), "group-grey", 0 },
{ I18N_NOOP( "Others" ), "others-grey", 0 },
{ I18N_NOOP( "Mask" ), "mask", 0 },
{ I18N_NOOP( "Named User" ), "user", 0 },
{ I18N_NOOP( "Named Group" ), "group", 0 },
};
KACLEditWidget::KACLEditWidget( QWidget *parent, const char *name )
:QWidget( parent, name )
{
QHBox *hbox = new QHBox( parent );
hbox->setSpacing( KDialog::spacingHint() );
m_listView = new KACLListView( hbox, "acl_listview" );
connect( m_listView, SIGNAL( selectionChanged() ),
this, SLOT( slotUpdateButtons() ) );
QVBox *vbox = new QVBox( hbox );
vbox->setSpacing( KDialog::spacingHint() );
m_AddBtn = new QPushButton( i18n( "Add Entry..." ), vbox, "add_entry_button" );
connect( m_AddBtn, SIGNAL( clicked() ), m_listView, SLOT( slotAddEntry() ) );
m_EditBtn = new QPushButton( i18n( "Edit Entry..." ), vbox, "edit_entry_button" );
connect( m_EditBtn, SIGNAL( clicked() ), m_listView, SLOT( slotEditEntry() ) );
m_DelBtn = new QPushButton( i18n( "Delete Entry" ), vbox, "delete_entry_button" );
connect( m_DelBtn, SIGNAL( clicked() ), m_listView, SLOT( slotRemoveEntry() ) );
QWidget *spacer = new QWidget( vbox );
spacer->setSizePolicy( QSizePolicy::Minimum, QSizePolicy::Expanding );
slotUpdateButtons();
}
void KACLEditWidget::slotUpdateButtons()
{
bool atLeastOneIsNotDeletable = false;
bool atLeastOneIsNotAllowedToChangeType = false;
int selectedCount = 0;
QListViewItemIterator it( m_listView, QListViewItemIterator::Selected );
while ( KACLListViewItem *item = dynamic_cast<KACLListViewItem*>( it.current() ) ) {
++it; ++selectedCount;
if ( !item->isDeletable() )
atLeastOneIsNotDeletable = true;
if ( !item->isAllowedToChangeType() )
atLeastOneIsNotAllowedToChangeType = true;
}
m_EditBtn->setEnabled( selectedCount && !atLeastOneIsNotAllowedToChangeType );
m_DelBtn->setEnabled( selectedCount && !atLeastOneIsNotDeletable );
}
KACL KACLEditWidget::getACL() const
{
return m_listView->getACL();
}
KACL KACLEditWidget::getDefaultACL() const
{
return m_listView->getDefaultACL();
}
void KACLEditWidget::setACL( const KACL &acl )
{
return m_listView->setACL( acl );
}
void KACLEditWidget::setDefaultACL( const KACL &acl )
{
return m_listView->setDefaultACL( acl );
}
void KACLEditWidget::setAllowDefaults( bool value )
{
m_listView->setAllowDefaults( value );
}
void KACLEditWidget::setReadOnly( bool on )
{
m_listView->setEnabled( !on );
m_AddBtn->setEnabled( !on );
if ( !on )
slotUpdateButtons();
}
KACLListViewItem::KACLListViewItem( QListView* parent,
KACLListView::EntryType _type,
unsigned short _value, bool defaults,
const QString& _qualifier )
: KListViewItem( parent, parent->lastItem() ), // we want to append
type( _type ), value( _value ), isDefault( defaults ),
qualifier( _qualifier ), isPartial( false )
{
m_pACLListView = dynamic_cast<KACLListView*>( parent );
repaint();
}
KACLListViewItem::~ KACLListViewItem()
{
}
QString KACLListViewItem::key( int, bool ) const
{
QString key;
if ( !isDefault )
key = "A";
else
key = "B";
switch ( type )
{
case KACLListView::User:
key += "A";
break;
case KACLListView::Group:
key += "B";
break;
case KACLListView::Others:
key += "C";
break;
case KACLListView::Mask:
key += "D";
break;
case KACLListView::NamedUser:
key += "E" + text( 1 );
break;
case KACLListView::NamedGroup:
key += "F" + text( 1 );
break;
default:
key += text( 0 );
break;
}
return key;
}
void KACLListViewItem::paintCell( QPainter* p, const QColorGroup &cg,
int column, int width, int alignment )
{
QColorGroup mycg = cg;
if ( isDefault ) {
mycg.setColor( QColorGroup::Text, QColor( 0, 0, 255 ) );
}
if ( isPartial ) {
QFont font = p->font();
font.setItalic( true );
mycg.setColor( QColorGroup::Text, QColor( 100, 100, 100 ) );
p->setFont( font );
}
KListViewItem::paintCell( p, mycg, column, width, alignment );
KACLListViewItem *below =0;
if ( itemBelow() )
below = static_cast<KACLListViewItem*>( itemBelow() );
const bool lastUser = type == KACLListView::NamedUser && below && below->type == KACLListView::NamedGroup;
const bool lastNonDefault = !isDefault && below && below->isDefault;
if ( type == KACLListView::Mask || lastUser || lastNonDefault )
{
p->setPen( QPen( Qt::gray, 0, QPen::DotLine ) );
if ( type == KACLListView::Mask )
p->drawLine( 0, 0, width - 1, 0 );
p->drawLine( 0, height() - 1, width - 1, height() - 1 );
}
}
void KACLListViewItem::updatePermPixmaps()
{
unsigned int partialPerms = value;
if ( value & ACL_READ )
setPixmap( 2, m_pACLListView->getYesPixmap() );
else if ( partialPerms & ACL_READ )
setPixmap( 2, m_pACLListView->getYesPartialPixmap() );
else
setPixmap( 2, QPixmap() );
if ( value & ACL_WRITE )
setPixmap( 3, m_pACLListView->getYesPixmap() );
else if ( partialPerms & ACL_WRITE )
setPixmap( 3, m_pACLListView->getYesPartialPixmap() );
else
setPixmap( 3, QPixmap() );
if ( value & ACL_EXECUTE )
setPixmap( 4, m_pACLListView->getYesPixmap() );
else if ( partialPerms & ACL_EXECUTE )
setPixmap( 4, m_pACLListView->getYesPartialPixmap() );
else
setPixmap( 4, QPixmap() );
}
void KACLListViewItem::repaint()
{
int idx = 0;
switch ( type )
{
case KACLListView::User:
idx = KACLListView::OWNER_IDX;
break;
case KACLListView::Group:
idx = KACLListView::GROUP_IDX;
break;
case KACLListView::Others:
idx = KACLListView::OTHERS_IDX;
break;
case KACLListView::Mask:
idx = KACLListView::MASK_IDX;
break;
case KACLListView::NamedUser:
idx = KACLListView::NAMED_USER_IDX;
break;
case KACLListView::NamedGroup:
idx = KACLListView::NAMED_GROUP_IDX;
break;
default:
idx = KACLListView::OWNER_IDX;
break;
}
setText( 0, i18n(s_itemAttributes[idx].label) );
setPixmap( 0, *s_itemAttributes[idx].pixmap );
if ( isDefault )
setText( 0, text( 0 ) + i18n( " (Default)" ) );
setText( 1, qualifier );
// Set the pixmaps for which of the perms are set
updatePermPixmaps();
}
void KACLListViewItem::calcEffectiveRights()
{
QString strEffective = QString( "---" );
// Do we need to worry about the mask entry? It applies to named users,
// owning group, and named groups
if ( m_pACLListView->hasMaskEntry()
&& ( type == KACLListView::NamedUser
|| type == KACLListView::Group
|| type == KACLListView::NamedGroup )
&& !isDefault )
{
strEffective[0] = ( m_pACLListView->maskPermissions() & value & ACL_READ ) ? 'r' : '-';
strEffective[1] = ( m_pACLListView->maskPermissions() & value & ACL_WRITE ) ? 'w' : '-';
strEffective[2] = ( m_pACLListView->maskPermissions() & value & ACL_EXECUTE ) ? 'x' : '-';
/*
// What about any partial perms?
if ( maskPerms & partialPerms & ACL_READ || // Partial perms on entry
maskPartialPerms & perms & ACL_READ || // Partial perms on mask
maskPartialPerms & partialPerms & ACL_READ ) // Partial perms on mask and entry
strEffective[0] = 'R';
if ( maskPerms & partialPerms & ACL_WRITE || // Partial perms on entry
maskPartialPerms & perms & ACL_WRITE || // Partial perms on mask
maskPartialPerms & partialPerms & ACL_WRITE ) // Partial perms on mask and entry
strEffective[1] = 'W';
if ( maskPerms & partialPerms & ACL_EXECUTE || // Partial perms on entry
maskPartialPerms & perms & ACL_EXECUTE || // Partial perms on mask
maskPartialPerms & partialPerms & ACL_EXECUTE ) // Partial perms on mask and entry
strEffective[2] = 'X';
*/
}
else
{
// No, the effective value are just the value in this entry
strEffective[0] = ( value & ACL_READ ) ? 'r' : '-';
strEffective[1] = ( value & ACL_WRITE ) ? 'w' : '-';
strEffective[2] = ( value & ACL_EXECUTE ) ? 'x' : '-';
/*
// What about any partial perms?
if ( partialPerms & ACL_READ )
strEffective[0] = 'R';
if ( partialPerms & ACL_WRITE )
strEffective[1] = 'W';
if ( partialPerms & ACL_EXECUTE )
strEffective[2] = 'X';
*/
}
setText( 5, strEffective );
}
bool KACLListViewItem::isDeletable() const
{
bool isMaskAndDeletable = false;
if (type == KACLListView::Mask ) {
if ( !isDefault && m_pACLListView->maskCanBeDeleted() )
isMaskAndDeletable = true;
else if ( isDefault && m_pACLListView->defaultMaskCanBeDeleted() )
isMaskAndDeletable = true;
}
return type != KACLListView::User &&
type != KACLListView::Group &&
type != KACLListView::Others &&
( type != KACLListView::Mask || isMaskAndDeletable );
}
bool KACLListViewItem::isAllowedToChangeType() const
{
return type != KACLListView::User &&
type != KACLListView::Group &&
type != KACLListView::Others &&
type != KACLListView::Mask;
}
void KACLListViewItem::togglePerm( acl_perm_t perm )
{
value ^= perm; // Toggle the perm
if ( type == KACLListView::Mask && !isDefault ) {
m_pACLListView->setMaskPermissions( value );
}
calcEffectiveRights();
updatePermPixmaps();
/*
// If the perm is in the partial perms then remove it. i.e. Once
// a user changes a partial perm it then applies to all selected files.
if ( m_pEntry->m_partialPerms & perm )
m_pEntry->m_partialPerms ^= perm;
m_pEntry->setPartialEntry( false );
// Make sure that all entries have their effective rights calculated if
// we are changing the ACL_MASK entry.
if ( type == Mask )
{
m_pACLListView->setMaskPartialPermissions( m_pEntry->m_partialPerms );
m_pACLListView->setMaskPermissions( value );
m_pACLListView->calculateEffectiveRights();
}
*/
}
EditACLEntryDialog::EditACLEntryDialog( KACLListView *listView, KACLListViewItem *item,
const QStringList &users,
const QStringList &groups,
const QStringList &defaultUsers,
const QStringList &defaultGroups,
int allowedTypes, int allowedDefaultTypes,
bool allowDefaults )
: KDialogBase( listView, "edit_entry_dialog", true,
i18n( "Edit ACL Entry" ), KDialogBase::Ok|KDialogBase::Cancel,
KDialogBase::Ok, false ),
m_listView( listView ), m_item( item ), m_users( users ), m_groups( groups ),
m_defaultUsers( defaultUsers ), m_defaultGroups( defaultGroups ),
m_allowedTypes( allowedTypes ), m_allowedDefaultTypes( allowedDefaultTypes ),
m_defaultCB( 0 )
{
QWidget *page = new QWidget( this );
setMainWidget( page );
QVBoxLayout *mainLayout = new QVBoxLayout( page, 0, spacingHint(), "mainLayout" );
m_buttonGroup = new QVButtonGroup( i18n("Entry Type"), page, "bg" );
if ( allowDefaults ) {
m_defaultCB = new QCheckBox( i18n("Default for new files in this folder"), page, "defaultCB" );
mainLayout->addWidget( m_defaultCB );
connect( m_defaultCB, SIGNAL( toggled( bool ) ),
this, SLOT( slotUpdateAllowedUsersAndGroups() ) );
connect( m_defaultCB, SIGNAL( toggled( bool ) ),
this, SLOT( slotUpdateAllowedTypes() ) );
}
mainLayout->addWidget( m_buttonGroup );
QRadioButton *ownerType = new QRadioButton( i18n("Owner"), m_buttonGroup, "ownerType" );
m_buttonGroup->insert( ownerType, KACLListView::User );
QRadioButton *owningGroupType = new QRadioButton( i18n("Owning Group"), m_buttonGroup, "owningGroupType" );
m_buttonGroup->insert( owningGroupType, KACLListView::Group );
QRadioButton *othersType = new QRadioButton( i18n("Others"), m_buttonGroup, "othersType" );
m_buttonGroup->insert( othersType, KACLListView::Others );
QRadioButton *maskType = new QRadioButton( i18n("Mask"), m_buttonGroup, "maskType" );
m_buttonGroup->insert( maskType, KACLListView::Mask );
QRadioButton *namedUserType = new QRadioButton( i18n("Named User"), m_buttonGroup, "namesUserType" );
m_buttonGroup->insert( namedUserType, KACLListView::NamedUser );
QRadioButton *namedGroupType = new QRadioButton( i18n("Named Group"), m_buttonGroup, "namedGroupType" );
m_buttonGroup->insert( namedGroupType, KACLListView::NamedGroup );
connect( m_buttonGroup, SIGNAL( clicked( int ) ),
this, SLOT( slotSelectionChanged( int ) ) );
m_widgetStack = new QWidgetStack( page );
mainLayout->addWidget( m_widgetStack );
QHBox *usersBox = new QHBox( m_widgetStack );
m_widgetStack->addWidget( usersBox, KACLListView::NamedUser );
QHBox *groupsBox = new QHBox( m_widgetStack );
m_widgetStack->addWidget( groupsBox, KACLListView::NamedGroup );
QLabel *usersLabel = new QLabel( i18n( "User: " ), usersBox );
m_usersCombo = new QComboBox( false, usersBox, "users" );
usersLabel->setBuddy( m_usersCombo );
QLabel *groupsLabel = new QLabel( i18n( "Group: " ), groupsBox );
m_groupsCombo = new QComboBox( false, groupsBox, "groups" );
groupsLabel->setBuddy( m_groupsCombo );
if ( m_item ) {
m_buttonGroup->setButton( m_item->type );
if ( m_defaultCB )
m_defaultCB->setChecked( m_item->isDefault );
slotUpdateAllowedTypes();
slotSelectionChanged( m_item->type );
slotUpdateAllowedUsersAndGroups();
if ( m_item->type == KACLListView::NamedUser ) {
m_usersCombo->setCurrentText( m_item->qualifier );
} else if ( m_item->type == KACLListView::NamedGroup ) {
m_groupsCombo->setCurrentText( m_item->qualifier );
}
} else {
// new entry, preselect "named user", arguably the most common one
m_buttonGroup->setButton( KACLListView::NamedUser );
slotUpdateAllowedTypes();
slotSelectionChanged( KACLListView::NamedUser );
slotUpdateAllowedUsersAndGroups();
}
incInitialSize( QSize( 100, 0 ) );
}
void EditACLEntryDialog::slotUpdateAllowedTypes()
{
int allowedTypes = m_allowedTypes;
if ( m_defaultCB && m_defaultCB->isChecked() ) {
allowedTypes = m_allowedDefaultTypes;
}
for ( int i=1; i < KACLListView::AllTypes; i=i*2 ) {
if ( allowedTypes & i )
m_buttonGroup->find( i )->show();
else
m_buttonGroup->find( i )->hide();
}
}
void EditACLEntryDialog::slotUpdateAllowedUsersAndGroups()
{
const QString oldUser = m_usersCombo->currentText();
const QString oldGroup = m_groupsCombo->currentText();
m_usersCombo->clear();
m_groupsCombo->clear();
if ( m_defaultCB && m_defaultCB->isChecked() ) {
m_usersCombo->insertStringList( m_defaultUsers );
if ( m_defaultUsers.find( oldUser ) != m_defaultUsers.end() )
m_usersCombo->setCurrentText( oldUser );
m_groupsCombo->insertStringList( m_defaultGroups );
if ( m_defaultGroups.find( oldGroup ) != m_defaultGroups.end() )
m_groupsCombo->setCurrentText( oldGroup );
} else {
m_usersCombo->insertStringList( m_users );
if ( m_users.find( oldUser ) != m_users.end() )
m_usersCombo->setCurrentText( oldUser );
m_groupsCombo->insertStringList( m_groups );
if ( m_groups.find( oldGroup ) != m_groups.end() )
m_groupsCombo->setCurrentText( oldGroup );
}
}
void EditACLEntryDialog::slotOk()
{
KACLListView::EntryType type = static_cast<KACLListView::EntryType>( m_buttonGroup->selectedId() );
QString qualifier;
if ( type == KACLListView::NamedUser )
qualifier = m_usersCombo->currentText();
if ( type == KACLListView::NamedGroup )
qualifier = m_groupsCombo->currentText();
if ( !m_item ) {
m_item = new KACLListViewItem( m_listView, type, ACL_READ | ACL_WRITE | ACL_EXECUTE, false, qualifier );
} else {
m_item->type = type;
m_item->qualifier = qualifier;
}
if ( m_defaultCB )
m_item->isDefault = m_defaultCB->isChecked();
m_item->repaint();
KDialogBase::slotOk();
}
void EditACLEntryDialog::slotSelectionChanged( int id )
{
switch ( id ) {
case KACLListView::User:
case KACLListView::Group:
case KACLListView::Others:
case KACLListView::Mask:
m_widgetStack->setEnabled( false );
break;
case KACLListView::NamedUser:
m_widgetStack->setEnabled( true );
m_widgetStack->raiseWidget( KACLListView::NamedUser );
break;
case KACLListView::NamedGroup:
m_widgetStack->setEnabled( true );
m_widgetStack->raiseWidget( KACLListView::NamedGroup );
break;
default:
break;
}
}
KACLListView::KACLListView( QWidget* parent, const char* name )
: KListView( parent, name ),
m_hasMask( false ), m_allowDefaults( false )
{
// Add the columns
addColumn( i18n( "Type" ) );
addColumn( i18n( "Name" ) );
addColumn( i18n( "read permission", "r" ) );
addColumn( i18n( "write permission", "w" ) );
addColumn( i18n( "execute permission", "x" ) );
addColumn( i18n( "Effective" ) );
header()->setClickEnabled( false );
// Load the avatars
for ( int i=0; i < LAST_IDX; ++i ) {
s_itemAttributes[i].pixmap = new QPixmap( qembed_findImage( s_itemAttributes[i].pixmapName ) );
}
m_yesPixmap = new QPixmap( qembed_findImage( "yes" ) );
m_yesPartialPixmap = new QPixmap( qembed_findImage( "yespartial" ) );
setSelectionMode( QListView::Extended );
// fill the lists of all legal users and groups
struct passwd *user = 0;
setpwent();
while ( ( user = getpwent() ) != 0 ) {
m_allUsers << QString::fromLatin1( user->pw_name );
}
endpwent();
struct group *gr = 0;
setgrent();
while ( ( gr = getgrent() ) != 0 ) {
m_allGroups << QString::fromLatin1( gr->gr_name );
}
endgrent();
m_allUsers.sort();
m_allGroups.sort();
}
KACLListView::~KACLListView()
{
for ( int i=0; i < LAST_IDX; ++i ) {
delete s_itemAttributes[i].pixmap;
}
delete m_yesPixmap;
delete m_yesPartialPixmap;
}
QStringList KACLListView::allowedUsers( bool defaults, KACLListViewItem *allowedItem )
{
QStringList allowedUsers = m_allUsers;
QListViewItemIterator it( this );
while ( it.current() ) {
const KACLListViewItem *item = static_cast<const KACLListViewItem*>( *it );
++it;
if ( !item->type == NamedUser || item->isDefault != defaults ) continue;
if ( allowedItem && item == allowedItem && allowedItem->isDefault == defaults ) continue;
allowedUsers.remove( item->qualifier );
}
return allowedUsers;
}
QStringList KACLListView::allowedGroups( bool defaults, KACLListViewItem *allowedItem )
{
QStringList allowedGroups = m_allGroups;
QListViewItemIterator it( this );
while ( it.current() ) {
const KACLListViewItem *item = static_cast<const KACLListViewItem*>( *it );
++it;
if ( !item->type == NamedGroup || item->isDefault != defaults ) continue;
if ( allowedItem && item == allowedItem && allowedItem->isDefault == defaults ) continue;
allowedGroups.remove( item->qualifier );
}
return allowedGroups;
}
void KACLListView::fillItemsFromACL( const KACL &pACL, bool defaults )
{
// clear out old entries of that ilk
QListViewItemIterator it( this );
while ( KACLListViewItem *item = static_cast<KACLListViewItem*>( it.current() ) ) {
++it;
if ( item->isDefault == defaults )
delete item;
}
KACLListViewItem *item =
new KACLListViewItem( this, User, pACL.ownerPermissions(), defaults );
item = new KACLListViewItem( this, Group, pACL.owningGroupPermissions(), defaults );
item = new KACLListViewItem( this, Others, pACL.othersPermissions(), defaults );
bool hasMask = false;
unsigned short mask = pACL.maskPermissions( hasMask );
if ( hasMask ) {
item = new KACLListViewItem( this, Mask, mask, defaults );
}
// read all named user entries
const ACLUserPermissionsList &userList = pACL.allUserPermissions();
ACLUserPermissionsConstIterator itu = userList.begin();
while ( itu != userList.end() ) {
new KACLListViewItem( this, NamedUser, (*itu).second, defaults, (*itu).first );
++itu;
}
// and now all named groups
const ACLUserPermissionsList &groupList = pACL.allGroupPermissions();
ACLUserPermissionsConstIterator itg = groupList.begin();
while ( itg != groupList.end() ) {
new KACLListViewItem( this, NamedGroup, (*itg).second, defaults, (*itg).first );
++itg;
}
}
void KACLListView::setACL( const KACL &acl )
{
if ( !acl.isValid() ) return;
// Remove any entries left over from displaying a previous ACL
m_ACL = acl;
fillItemsFromACL( m_ACL );
m_mask = acl.maskPermissions( m_hasMask );
calculateEffectiveRights();
}
void KACLListView::setDefaultACL( const KACL &acl )
{
if ( !acl.isValid() ) return;
m_defaultACL = acl;
fillItemsFromACL( m_defaultACL, true );
calculateEffectiveRights();
}
KACL KACLListView::itemsToACL( bool defaults ) const
{
KACL newACL( 0 );
bool atLeastOneEntry = false;
ACLUserPermissionsList users;
ACLGroupPermissionsList groups;
QListViewItemIterator it( const_cast<KACLListView*>( this ) );
while ( QListViewItem* qlvi = it.current() ) {
++it;
const KACLListViewItem* item = static_cast<KACLListViewItem*>( qlvi );
if ( item->isDefault != defaults ) continue;
atLeastOneEntry = true;
switch ( item->type ) {
case User:
newACL.setOwnerPermissions( item->value );
break;
case Group:
newACL.setOwningGroupPermissions( item->value );
break;
case Others:
newACL.setOthersPermissions( item->value );
break;
case Mask:
newACL.setMaskPermissions( item->value );
break;
case NamedUser:
users.append( qMakePair( item->text( 1 ), item->value ) );
break;
case NamedGroup:
groups.append( qMakePair( item->text( 1 ), item->value ) );
break;
default:
break;
}
}
if ( atLeastOneEntry ) {
newACL.setAllUserPermissions( users );
newACL.setAllGroupPermissions( groups );
if ( newACL.isValid() )
return newACL;
}
return KACL();
}
KACL KACLListView::getACL()
{
return itemsToACL( false );
}
KACL KACLListView::getDefaultACL()
{
return itemsToACL( true );
}
void KACLListView::contentsMousePressEvent( QMouseEvent * e )
{
QListViewItem *clickedItem = itemAt( contentsToViewport( e->pos() ) );
if ( !clickedItem ) return;
// if the click is on an as yet unselected item, select it first
if ( !clickedItem->isSelected() )
KListView::contentsMousePressEvent( e );
if ( !currentItem() ) return;
int column = header()->sectionAt( e->x() );
acl_perm_t perm;
switch ( column )
{
case 2:
perm = ACL_READ;
break;
case 3:
perm = ACL_WRITE;
break;
case 4:
perm = ACL_EXECUTE;
break;
default:
return KListView::contentsMousePressEvent( e );
}
KACLListViewItem* referenceItem = static_cast<KACLListViewItem*>( clickedItem );
unsigned short referenceHadItSet = referenceItem->value & perm;
QListViewItemIterator it( this );
while ( KACLListViewItem* item = static_cast<KACLListViewItem*>( it.current() ) ) {
++it;
if ( !item->isSelected() ) continue;
// toggle those with the same value as the clicked item, leave the others
if ( referenceHadItSet == ( item->value & perm ) )
item->togglePerm( perm );
}
}
void KACLListView::entryClicked( QListViewItem* pItem, const QPoint& /*pt*/, int col )
{
if ( !pItem ) return;
QListViewItemIterator it( this );
while ( KACLListViewItem* item = static_cast<KACLListViewItem*>( it.current() ) ) {
++it;
if ( !item->isSelected() ) continue;
switch ( col )
{
case 2:
item->togglePerm( ACL_READ );
break;
case 3:
item->togglePerm( ACL_WRITE );
break;
case 4:
item->togglePerm( ACL_EXECUTE );
break;
default:
; // Do nothing
}
}
/*
// Has the user changed one of the required entries in a default ACL?
if ( m_pACL->aclType() == ACL_TYPE_DEFAULT &&
( col == 2 || col == 3 || col == 4 ) &&
( pACLItem->entryType() == ACL_USER_OBJ ||
pACLItem->entryType() == ACL_GROUP_OBJ ||
pACLItem->entryType() == ACL_OTHER ) )
{
// Mark the required entries as no longer being partial entries.
// That is, they will get applied to all selected directories.
KACLListViewItem* pUserObj = findACLEntryByType( this, ACL_USER_OBJ );
pUserObj->entry()->setPartialEntry( false );
KACLListViewItem* pGroupObj = findACLEntryByType( this, ACL_GROUP_OBJ );
pGroupObj->entry()->setPartialEntry( false );
KACLListViewItem* pOther = findACLEntryByType( this, ACL_OTHER );
pOther->entry()->setPartialEntry( false );
update();
}
*/
}
void KACLListView::calculateEffectiveRights()
{
QListViewItemIterator it( this );
KACLListViewItem* pItem;
while ( ( pItem = dynamic_cast<KACLListViewItem*>( it.current() ) ) != 0 )
{
++it;
pItem->calcEffectiveRights();
}
}
unsigned short KACLListView::maskPermissions() const
{
return m_mask;
}
void KACLListView::setMaskPermissions( unsigned short maskPerms )
{
m_mask = maskPerms;
calculateEffectiveRights();
}
acl_perm_t KACLListView::maskPartialPermissions() const
{
// return m_pMaskEntry->m_partialPerms;
return 0;
}
void KACLListView::setMaskPartialPermissions( acl_perm_t /*maskPartialPerms*/ )
{
//m_pMaskEntry->m_partialPerms = maskPartialPerms;
calculateEffectiveRights();
}
bool KACLListView::hasDefaultEntries() const
{
QListViewItemIterator it( const_cast<KACLListView*>( this ) );
while ( it.current() ) {
const KACLListViewItem *item = static_cast<const KACLListViewItem*>( it.current() );
++it;
if ( item->isDefault ) return true;
}
return false;
}
const KACLListViewItem* KACLListView::findDefaultItemByType( EntryType type ) const
{
return findItemByType( type, true );
}
const KACLListViewItem* KACLListView::findItemByType( EntryType type, bool defaults ) const
{
QListViewItemIterator it( const_cast<KACLListView*>( this ) );
while ( it.current() ) {
const KACLListViewItem *item = static_cast<const KACLListViewItem*>( it.current() );
++it;
if ( item->isDefault == defaults && item->type == type ) {
return item;
}
}
return 0;
}
unsigned short KACLListView::calculateMaskValue( bool defaults ) const
{
// KACL auto-adds the relevant maks entries, so we can simply query
bool dummy;
return itemsToACL( defaults ).maskPermissions( dummy );
}
void KACLListView::slotAddEntry()
{
int allowedTypes = NamedUser | NamedGroup;
if ( !m_hasMask )
allowedTypes |= Mask;
int allowedDefaultTypes = NamedUser | NamedGroup;
if ( !findDefaultItemByType( Mask ) )
allowedDefaultTypes |= Mask;
if ( !hasDefaultEntries() )
allowedDefaultTypes |= User | Group;
EditACLEntryDialog dlg( this, 0,
allowedUsers( false ), allowedGroups( false ),
allowedUsers( true ), allowedGroups( true ),
allowedTypes, allowedDefaultTypes, m_allowDefaults );
dlg.exec();
KACLListViewItem *item = dlg.item();
if ( !item ) return; // canceled
if ( item->type == Mask && !item->isDefault ) {
m_hasMask = true;
m_mask = item->value;
}
if ( item->isDefault && !hasDefaultEntries() ) {
// first default entry, fill in what is needed
if ( item->type != User ) {
unsigned short v = findDefaultItemByType( User )->value;
new KACLListViewItem( this, User, v, true );
}
if ( item->type != Group ) {
unsigned short v = findDefaultItemByType( Group )->value;
new KACLListViewItem( this, Group, v, true );
}
if ( item->type != Others ) {
unsigned short v = findDefaultItemByType( Others )->value;
new KACLListViewItem( this, Others, v, true );
}
}
const KACLListViewItem *defaultMaskItem = findDefaultItemByType( Mask );
if ( item->isDefault && !defaultMaskItem ) {
unsigned short v = calculateMaskValue( true );
new KACLListViewItem( this, Mask, v, true );
}
if ( !item->isDefault && !m_hasMask &&
( item->type == Group
|| item->type == NamedUser
|| item->type == NamedGroup ) ) {
// auto-add a mask entry
unsigned short v = calculateMaskValue( false );
new KACLListViewItem( this, Mask, v, false );
m_hasMask = true;
m_mask = v;
}
calculateEffectiveRights();
sort();
setCurrentItem( item );
// QListView doesn't seem to emit, in this case, and we need to update
// the buttons...
if ( childCount() == 1 )
emit currentChanged( item );
}
void KACLListView::slotEditEntry()
{
QListViewItem * current = currentItem();
if ( !current ) return;
KACLListViewItem *item = static_cast<KACLListViewItem*>( current );
int allowedTypes = item->type | NamedUser | NamedGroup;
bool itemWasMask = item->type == Mask;
if ( !m_hasMask || itemWasMask )
allowedTypes |= Mask;
int allowedDefaultTypes = item->type | NamedUser | NamedGroup;
if ( !findDefaultItemByType( Mask ) )
allowedDefaultTypes |= Mask;
if ( !hasDefaultEntries() )
allowedDefaultTypes |= User | Group;
EditACLEntryDialog dlg( this, item,
allowedUsers( false, item ), allowedGroups( false, item ),
allowedUsers( true, item ), allowedGroups( true, item ),
allowedTypes, allowedDefaultTypes, m_allowDefaults );
dlg.exec();
if ( itemWasMask && item->type != Mask ) {
m_hasMask = false;
m_mask = 0;
}
if ( !itemWasMask && item->type == Mask ) {
m_mask = item->value;
m_hasMask = true;
}
calculateEffectiveRights();
sort();
}
void KACLListView::slotRemoveEntry()
{
QListViewItemIterator it( this, QListViewItemIterator::Selected );
while ( it.current() ) {
KACLListViewItem *item = static_cast<KACLListViewItem*>( it.current() );
++it;
/* First check if it's a mask entry and if so, make sure that there is
* either no name user or group entry, which means the mask can be
* removed, or don't remove it, but reset it. That is allowed. */
if ( item->type == Mask ) {
bool itemWasDefault = item->isDefault;
if ( !itemWasDefault && maskCanBeDeleted() ) {
m_hasMask= false;
m_mask = 0;
delete item;
} else if ( itemWasDefault && defaultMaskCanBeDeleted() ) {
delete item;
} else {
item->value = 0;
item->repaint();
}
if ( !itemWasDefault )
calculateEffectiveRights();
} else {
// for the base permissions, disable them, which is what libacl does
if ( !item->isDefault &&
( item->type == User
|| item->type == Group
|| item->type == Others ) ) {
item->value = 0;
item->repaint();
} else {
delete item;
}
}
}
}
bool KACLListView::maskCanBeDeleted() const
{
return !findItemByType( NamedUser ) && !findItemByType( NamedGroup );
}
bool KACLListView::defaultMaskCanBeDeleted() const
{
return !findDefaultItemByType( NamedUser ) && !findDefaultItemByType( NamedGroup );
}
#include "kacleditwidget.moc"
#include "kacleditwidget_p.moc"
#endif
// vim:set ts=8 sw=4:

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