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kdelibs/kio/kfile/kacleditwidget.cpp
Ivailo Monev 2db8c10c1c kio: minor KACLListViewItem::calcEffectiveRights() optimization 
Signed-off-by: Ivailo Monev <xakepa10@gmail.com>
2023-06-21 20:39:18 +03:00

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/***************************************************************************
* Copyright (C) 2005 by Sean Harmer <sh@rama.homelinux.org> *
* 2005 - 2007 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"
#include <config-acl.h>
#ifdef HAVE_POSIX_ACL
#include <qpainter.h>
#include <qpushbutton.h>
#include <QButtonGroup>
#include <QGroupBox>
#include <qradiobutton.h>
#include <qcombobox.h>
#include <qlabel.h>
#include <qcheckbox.h>
#include <qlayout.h>
#include <QStackedWidget>
#include <QtGui/qevent.h>
#include <QHeaderView>
#include <klocale.h>
#include <kfileitem.h>
#include <kdebug.h>
#include <kdialog.h>
#include <khbox.h>
#include <kstandarddirs.h>
#include <kuser.h>
#ifdef HAVE_ACL_LIBACL_H
# include <acl/libacl.h>
#endif
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 },
};
class KACLEditWidget::KACLEditWidgetPrivate
{
public:
KACLEditWidgetPrivate()
{
}
// slots
void _k_slotUpdateButtons();
KACLListView *m_listView;
QPushButton *m_AddBtn;
QPushButton *m_EditBtn;
QPushButton *m_DelBtn;
};
KACLEditWidget::KACLEditWidget(QWidget *parent)
: QWidget(parent),
d(new KACLEditWidgetPrivate())
{
QHBoxLayout *hbox = new QHBoxLayout(this);
hbox->setMargin( 0 );
d->m_listView = new KACLListView(this);
hbox->addWidget(d->m_listView);
connect(d->m_listView->selectionModel(),
SIGNAL(selectionChanged(QItemSelection,QItemSelection)),
this,
SLOT(_k_slotUpdateButtons()));
QVBoxLayout *vbox = new QVBoxLayout();
hbox->addLayout( vbox );
d->m_AddBtn = new QPushButton(i18n("Add Entry..."), this);
vbox->addWidget(d->m_AddBtn);
d->m_AddBtn->setObjectName(QLatin1String("add_entry_button"));
connect(d->m_AddBtn, SIGNAL(clicked()), d->m_listView, SLOT(slotAddEntry()));
d->m_EditBtn = new QPushButton(i18n("Edit Entry..."), this);
vbox->addWidget(d->m_EditBtn);
d->m_EditBtn->setObjectName(QLatin1String("edit_entry_button"));
connect(d->m_EditBtn, SIGNAL(clicked()), d->m_listView, SLOT(slotEditEntry()));
d->m_DelBtn = new QPushButton(i18n("Delete Entry"), this);
vbox->addWidget(d->m_DelBtn);
d->m_DelBtn->setObjectName(QLatin1String("delete_entry_button"));
connect(d->m_DelBtn, SIGNAL(clicked()), d->m_listView, SLOT(slotRemoveEntry()));
vbox->addItem( new QSpacerItem( 10, 10, QSizePolicy::Fixed, QSizePolicy::Expanding ) );
d->_k_slotUpdateButtons();
}
KACLEditWidget::~KACLEditWidget()
{
delete d;
}
void KACLEditWidget::KACLEditWidgetPrivate::_k_slotUpdateButtons()
{
bool atLeastOneIsNotDeletable = false;
bool atLeastOneIsNotAllowedToChangeType = false;
int selectedCount = 0;
QList<QTreeWidgetItem*> selected = m_listView->selectedItems();
QListIterator<QTreeWidgetItem*> it(selected);
while (it.hasNext()) {
KACLListViewItem *item = static_cast<KACLListViewItem*>(it.next());
++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 d->m_listView->getACL();
}
KACL KACLEditWidget::getDefaultACL() const
{
return d->m_listView->getDefaultACL();
}
void KACLEditWidget::setACL(const KACL &acl)
{
return d->m_listView->setACL(acl);
}
void KACLEditWidget::setDefaultACL(const KACL &acl)
{
return d->m_listView->setDefaultACL(acl);
}
void KACLEditWidget::setAllowDefaults(bool value)
{
d->m_listView->setAllowDefaults(value);
}
KACLListViewItem::KACLListViewItem(QTreeWidget *parent,
KACLListView::EntryType _type,
unsigned short _value, bool defaults,
const QString &_qualifier)
: QTreeWidgetItem(parent),
type(_type), value(_value), isDefault(defaults),
qualifier(_qualifier), isPartial(false)
{
m_pACLListView = qobject_cast<KACLListView*>(parent);
repaint();
}
KACLListViewItem::~ KACLListViewItem()
{
}
QString KACLListViewItem::key() 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;
}
bool KACLListViewItem::operator< (const QTreeWidgetItem &other) const
{
return key() < static_cast<const KACLListViewItem&>(other).key();
}
void KACLListViewItem::updatePermPixmaps()
{
unsigned int partialPerms = value;
if (value & ACL_READ)
setIcon( 2, m_pACLListView->getYesPixmap() );
else if (partialPerms & ACL_READ)
setIcon(2, m_pACLListView->getYesPartialPixmap());
else
setIcon(2, QIcon());
if (value & ACL_WRITE) {
setIcon(3, m_pACLListView->getYesPixmap());
} else if (partialPerms & ACL_WRITE) {
setIcon(3, m_pACLListView->getYesPartialPixmap());
} else {
setIcon(3, QIcon());
}
if (value & ACL_EXECUTE) {
setIcon(4, m_pACLListView->getYesPixmap());
} else if (partialPerms & ACL_EXECUTE) {
setIcon(4, m_pACLListView->getYesPartialPixmap());
} else {
setIcon(4, QIcon());
}
}
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));
setIcon(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::fromLatin1("---");
// 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)
: KDialog(listView),
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)
{
setObjectName("edit_entry_dialog");
setModal(true);
setCaption(i18n("Edit ACL Entry"));
setButtons(KDialog::Ok | KDialog::Cancel);
setDefaultButton(KDialog::Ok);
QWidget *page = new QWidget( this );
setMainWidget( page );
QVBoxLayout *mainLayout = new QVBoxLayout( page );
mainLayout->setMargin( 0 );
QGroupBox *gb = new QGroupBox( i18n("Entry Type"), page );
QVBoxLayout *gbLayout = new QVBoxLayout( gb );
m_buttonGroup = new QButtonGroup( page );
if ( allowDefaults ) {
m_defaultCB = new QCheckBox( i18n("Default for new files in this folder"), page );
m_defaultCB->setObjectName( QLatin1String( "defaultCB" ) );
mainLayout->addWidget( m_defaultCB );
connect( m_defaultCB, SIGNAL(toggled(bool)),
this, SLOT(slotUpdateAllowedUsersAndGroups()) );
connect( m_defaultCB, SIGNAL(toggled(bool)),
this, SLOT(slotUpdateAllowedTypes()) );
}
QRadioButton *ownerType = new QRadioButton( i18n("Owner"), gb );
ownerType->setObjectName( QLatin1String( "ownerType" ) );
gbLayout->addWidget( ownerType );
m_buttonGroup->addButton( ownerType );
m_buttonIds.insert( ownerType, KACLListView::User );
QRadioButton *owningGroupType = new QRadioButton( i18n("Owning Group"), gb );
owningGroupType->setObjectName( QLatin1String( "owningGroupType" ) );
gbLayout->addWidget( owningGroupType );
m_buttonGroup->addButton( owningGroupType );
m_buttonIds.insert( owningGroupType, KACLListView::Group );
QRadioButton *othersType = new QRadioButton( i18n("Others"), gb );
othersType->setObjectName( QLatin1String( "othersType" ) );
gbLayout->addWidget( othersType );
m_buttonGroup->addButton( othersType );
m_buttonIds.insert( othersType, KACLListView::Others );
QRadioButton *maskType = new QRadioButton( i18n("Mask"), gb );
maskType->setObjectName( QLatin1String( "maskType" ) );
gbLayout->addWidget( maskType );
m_buttonGroup->addButton( maskType );
m_buttonIds.insert( maskType, KACLListView::Mask );
QRadioButton *namedUserType = new QRadioButton( i18n("Named user"), gb );
namedUserType->setObjectName( QLatin1String( "namesUserType" ) );
gbLayout->addWidget( namedUserType );
m_buttonGroup->addButton( namedUserType );
m_buttonIds.insert( namedUserType, KACLListView::NamedUser );
QRadioButton *namedGroupType = new QRadioButton( i18n("Named group"), gb );
namedGroupType->setObjectName( QLatin1String( "namedGroupType" ) );
gbLayout->addWidget( namedGroupType );
m_buttonGroup->addButton( namedGroupType );
m_buttonIds.insert( namedGroupType, KACLListView::NamedGroup );
mainLayout->addWidget( gb );
connect( m_buttonGroup, SIGNAL(buttonClicked(QAbstractButton*)),
this, SLOT(slotSelectionChanged(QAbstractButton*)) );
m_widgetStack = new QStackedWidget( page );
mainLayout->addWidget( m_widgetStack );
KHBox *usersBox = new KHBox( m_widgetStack );
m_widgetStack->addWidget( usersBox );
KHBox *groupsBox = new KHBox( m_widgetStack );
m_widgetStack->addWidget( groupsBox );
QLabel *usersLabel = new QLabel( i18n( "User: " ), usersBox );
m_usersCombo = new KComboBox( usersBox );
m_usersCombo->setEditable( false );
m_usersCombo->setObjectName( QLatin1String( "users" ) );
usersLabel->setBuddy( m_usersCombo );
QLabel *groupsLabel = new QLabel( i18n( "Group: " ), groupsBox );
m_groupsCombo = new KComboBox( groupsBox );
m_groupsCombo->setEditable( false );
m_groupsCombo->setObjectName( QLatin1String( "groups" ) );
groupsLabel->setBuddy( m_groupsCombo );
if ( m_item ) {
m_buttonIds.key( m_item->type )->setChecked( true );
if ( m_defaultCB )
m_defaultCB->setChecked( m_item->isDefault );
slotUpdateAllowedTypes();
slotSelectionChanged( m_buttonIds.key( m_item->type ) );
slotUpdateAllowedUsersAndGroups();
if ( m_item->type == KACLListView::NamedUser ) {
m_usersCombo->setItemText( m_usersCombo->currentIndex(), m_item->qualifier );
} else if ( m_item->type == KACLListView::NamedGroup ) {
m_groupsCombo->setItemText( m_groupsCombo->currentIndex(), m_item->qualifier );
}
} else {
// new entry, preselect "named user", arguably the most common one
m_buttonIds.key( KACLListView::NamedUser )->setChecked( true );
slotUpdateAllowedTypes();
slotSelectionChanged( m_buttonIds.key( KACLListView::NamedUser ) );
slotUpdateAllowedUsersAndGroups();
}
incrementInitialSize( QSize( 100, 0 ) );
connect(this,SIGNAL(okClicked()), this, SLOT(slotOk()));
}
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_buttonIds.key( i )->show();
else
m_buttonIds.key( 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->addItems( m_defaultUsers );
if ( m_defaultUsers.contains( oldUser ) )
m_usersCombo->setItemText( m_usersCombo->currentIndex(), oldUser );
m_groupsCombo->addItems( m_defaultGroups );
if ( m_defaultGroups.contains( oldGroup ) )
m_groupsCombo->setItemText( m_groupsCombo->currentIndex(), oldGroup );
} else {
m_usersCombo->addItems( m_users );
if ( m_users.contains( oldUser ) )
m_usersCombo->setItemText( m_usersCombo->currentIndex(), oldUser );
m_groupsCombo->addItems( m_groups );
if ( m_groups.contains( oldGroup ) )
m_groupsCombo->setItemText( m_groupsCombo->currentIndex(), oldGroup );
}
}
void EditACLEntryDialog::slotOk()
{
KACLListView::EntryType type = static_cast<KACLListView::EntryType>( m_buttonIds[m_buttonGroup->checkedButton()] );
kWarning() << "Type 2: " << type;
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();
KDialog::accept();
}
void EditACLEntryDialog::slotSelectionChanged( QAbstractButton *button )
{
switch ( m_buttonIds[ button ] ) {
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->setCurrentIndex( 0 /* User */ );
break;
case KACLListView::NamedGroup:
m_widgetStack->setEnabled( true );
m_widgetStack->setCurrentIndex( 1 /* Group */ );
break;
default:
break;
}
}
static QString kfileIconPath(const char* const name)
{
return KStandardDirs::locate("data", QString::fromLatin1("kio/pics/%1.png").arg(name));
}
KACLListView::KACLListView( QWidget* parent )
: QTreeWidget( parent ),
m_hasMask( false ), m_allowDefaults( false )
{
// Add the columns
setColumnCount( 6 );
QStringList headers;
headers << i18n( "Type" );
headers << i18n( "Name" );
headers << i18nc( "read permission", "r" );
headers << i18nc( "write permission", "w" );
headers << i18nc( "execute permission", "x" );
headers << i18n( "Effective" );
setHeaderLabels( headers );
setSortingEnabled( false );
setSelectionMode( QAbstractItemView::ExtendedSelection );
header()->setResizeMode( QHeaderView::ResizeToContents );
setRootIsDecorated( false );
// Load the avatars
for ( int i=0; i < LAST_IDX; ++i ) {
s_itemAttributes[i].pixmap = new QPixmap( kfileIconPath(s_itemAttributes[i].pixmapName) );
}
m_yesPixmap = new QPixmap( kfileIconPath("yes") );
m_yesPartialPixmap = new QPixmap( kfileIconPath("yespartial") );
// fill the lists of all legal users and groups
m_allUsers = KUser::allUserNames();
m_allGroups << KUserGroup::allGroupNames();
m_allUsers.sort();
m_allGroups.sort();
connect( this, SIGNAL(itemClicked(QTreeWidgetItem*,int)),
this, SLOT(slotItemClicked(QTreeWidgetItem*,int)) );
}
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;
QTreeWidgetItemIterator it( this );
while ( *it ) {
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.removeAll( item->qualifier );
}
return allowedUsers;
}
QStringList KACLListView::allowedGroups( bool defaults, KACLListViewItem *allowedItem )
{
QStringList allowedGroups = m_allGroups;
QTreeWidgetItemIterator it( this );
while ( *it ) {
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.removeAll( item->qualifier );
}
return allowedGroups;
}
void KACLListView::fillItemsFromACL( const KACL &pACL, bool defaults )
{
// clear out old entries of that ilk
QTreeWidgetItemIterator it( this );
while ( KACLListViewItem *item = static_cast<KACLListViewItem*>( *it ) ) {
++it;
if ( item->isDefault == defaults )
delete item;
}
new KACLListViewItem( this, User, pACL.ownerPermissions(), defaults );
new KACLListViewItem( this, Group, pACL.owningGroupPermissions(), defaults );
new KACLListViewItem( this, Others, pACL.othersPermissions(), defaults );
bool hasMask = false;
unsigned short mask = pACL.maskPermissions( hasMask );
if ( hasMask ) {
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;
QTreeWidgetItemIterator it( const_cast<KACLListView*>( this ) );
while ( QTreeWidgetItem* qlvi = *it ) {
++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::slotItemClicked( QTreeWidgetItem* pItem, int col )
{
if ( !pItem ) return;
QTreeWidgetItemIterator it( this );
while ( KACLListViewItem* item = static_cast<KACLListViewItem*>( *it ) ) {
++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()
{
QTreeWidgetItemIterator it( this );
KACLListViewItem* pItem;
while ( ( pItem = dynamic_cast<KACLListViewItem*>( *it ) ) != 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
{
QTreeWidgetItemIterator it( const_cast<KACLListView*>( this ) );
while ( *it ) {
const KACLListViewItem *item = static_cast<const KACLListViewItem*>( *it );
++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
{
QTreeWidgetItemIterator it( const_cast<KACLListView*>( this ) );
while ( *it ) {
const KACLListViewItem *item = static_cast<const KACLListViewItem*>( *it );
++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();
sortItems( sortColumn(), Qt::AscendingOrder );
setCurrentItem( item );
// QTreeWidget doesn't seem to emit, in this case, and we need to update
// the buttons...
if ( topLevelItemCount() == 1 )
emit currentItemChanged( item, item );
}
void KACLListView::slotEditEntry()
{
QTreeWidgetItem * 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();
sortItems( sortColumn(), Qt::AscendingOrder );
}
void KACLListView::slotRemoveEntry()
{
QTreeWidgetItemIterator it( this, QTreeWidgetItemIterator::Selected );
while ( *it ) {
KACLListViewItem *item = static_cast<KACLListViewItem*>( *it );
++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 "moc_kacleditwidget.cpp"
#include "moc_kacleditwidget_p.cpp"
#endif
// vim:set ts=8 sw=4:
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