Kennwortmanager KeePassX Weiterentwicklung der Version 1
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keepassx1/src/lib/EntryView.cpp

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/***************************************************************************
* Copyright (C) 2005-2007 by Tarek Saidi *
* tarek.saidi@arcor.de *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; version 2 of the License. *
* *
* 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., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include <QHeaderView>
#include <QClipboard>
#include <QProcess>
#include <algorithm>
#include "lib/AutoType.h"
#include "lib/EntryView.h"
#include "dialogs/EditEntryDlg.h"
#define NUM_COLUMNS 11
// just for the lessThan funtion
/*QList<EntryViewItem*>* pItems;
KeepassEntryView* pEntryView;*/
KeepassEntryView::KeepassEntryView(QWidget* parent) : QTreeWidget(parent) {
ViewMode=Normal;
AutoResizeColumns = true;
header()->setResizeMode(QHeaderView::Interactive);
header()->setStretchLastSection(false);
header()->setClickable(true);
header()->setCascadingSectionResizes(true);
setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
retranslateColumns();
restoreHeaderView();
connect(header(), SIGNAL(sectionResized(int,int,int)), SLOT(resizeColumns()));
connect(this,SIGNAL(itemSelectionChanged()), SLOT(OnItemsChanged()));
connect(&ClipboardTimer, SIGNAL(timeout()), SLOT(OnClipboardTimeOut()));
connect(this, SIGNAL(itemActivated(QTreeWidgetItem*,int)), SLOT(OnEntryActivated(QTreeWidgetItem*,int)));
connect(this, SIGNAL(itemDoubleClicked(QTreeWidgetItem*,int)), SLOT(OnEntryDblClicked(QTreeWidgetItem*,int)));
Clipboard=QApplication::clipboard();
ContextMenu=new QMenu(this);
setAlternatingRowColors(config->alternatingRowColors());
/*pItems=&Items;
pEntryView=this;*/
}
KeepassEntryView::~KeepassEntryView(){
saveHeaderView();
if (ClipboardTimer.isActive()) {
ClipboardTimer.stop();
OnClipboardTimeOut();
}
}
void KeepassEntryView::retranslateColumns() {
setHeaderLabels( QStringList() << tr("Title") << tr("Username") << tr("URL") << tr("Password") << tr("Comments")
<< tr("Expires") << tr("Creation") << tr("Last Change") << tr("Last Access") << tr("Attachment") << tr("Group") );
}
bool KeepassEntryView::columnVisible(int col) {
return !header()->isSectionHidden(col);
}
void KeepassEntryView::setColumnVisible(int col, bool visible) {
if (columnVisible(col) == visible)
return; // nothing to do
header()->setSectionHidden(col, !visible);
if (visible)
header()->resizeSection(col, columnSizes[col]);
}
void KeepassEntryView::saveHeaderView() {
QBitArray columns(NUM_COLUMNS);
QList<int> columnOrder;
int columnSort = header()->sortIndicatorSection();
Qt::SortOrder columnSortOrder = header()->sortIndicatorOrder();
for (int i=0; i<NUM_COLUMNS; ++i) {
columns.setBit(i, columnVisible(i));
columnOrder << header()->visualIndex(i);
}
if (ViewMode == Normal) {
config->setColumns(columns);
config->setColumnOrder(columnOrder);
config->setColumnSizes(columnSizes);
config->setColumnSort(columnSort);
config->setColumnSortOrder(columnSortOrder);
}
else {
config->setSearchColumns(columns);
config->setSearchColumnOrder(columnOrder);
config->setSearchColumnSizes(columnSizes);
config->setSearchColumnSort(columnSort);
config->setSearchColumnSortOrder(columnSortOrder);
}
}
void KeepassEntryView::restoreHeaderView() {
AutoResizeColumns = false;
QBitArray columns;
QList<int> columnOrder;
int columnSort;
Qt::SortOrder columnSortOrder;
if (ViewMode == Normal) {
columns = config->columns();
columnOrder = config->columnOrder();
columnSizes = config->columnSizes();
columnSort = config->columnSort();
columnSortOrder = config->columnSortOrder();
columns[10] = 0; // just to be sure
}
else {
columns = config->searchColumns();
columnOrder = config->searchColumnOrder();
columnSizes = config->searchColumnSizes();
columnSort = config->searchColumnSort();
columnSortOrder = config->searchColumnSortOrder();
}
// compatibility with KeePassX <= 0.4.0 (100 = column hidden)
int lastVisibleIndex = -1;
for (int i=0; i<NUM_COLUMNS; ++i) {
if (columnOrder[i]!=100 && columnOrder[i]>lastVisibleIndex)
lastVisibleIndex = columnOrder[i];
}
QMap<int,int> order; // key=visual index; value=logical index
for (int i=0; i<NUM_COLUMNS; ++i) {
if (columnOrder[i] == 100)
columnOrder[i] = ++lastVisibleIndex;
order.insert(columnOrder[i], i);
setColumnVisible(i, false); // initally hide all columns
if (columnSizes[i] < header()->minimumSectionSize())
columnSizes[i] = header()->minimumSectionSize();
}
for (QMap<int,int>::const_iterator i = order.constBegin(); i != order.constEnd(); ++i) {
header()->moveSection(header()->visualIndex(i.value()), NUM_COLUMNS-1);
header()->resizeSection(i.value(), columnSizes[i.value()]);
setColumnVisible(i.value(), columns.testBit(i.value()));
}
header()->setSortIndicator(columnSort, columnSortOrder);
AutoResizeColumns = true;
resizeColumns();
}
void KeepassEntryView::resizeColumns() {
if (!AutoResizeColumns)
return;
AutoResizeColumns = false;
int w = viewport()->width();
int sum = 0;
for (int i=0; i<NUM_COLUMNS; ++i) {
if (columnVisible(i))
sum += header()->sectionSize(i);
}
double stretch = (double)w / (double)sum;
for (int i=0; i<NUM_COLUMNS; ++i) {
if (columnVisible(i) && header()->sectionSize(i)!=0) {
int size = qRound(header()->sectionSize(i) * stretch);
header()->resizeSection(i, size);
columnSizes[i] = size;
}
else {
columnSizes[i] = qRound(columnSizes[i] * stretch);
}
}
AutoResizeColumns = true;
}
void KeepassEntryView::OnGroupChanged(IGroupHandle* group){
CurrentGroup=group;
showGroup(group);
}
void KeepassEntryView::OnShowSearchResults(){
CurrentGroup=NULL;
showSearchResults();
}
void KeepassEntryView::OnItemsChanged(){
switch(selectedItems().size()){
case 0: emit selectionChanged(NONE);
break;
case 1: emit selectionChanged(SINGLE);
break;
default:emit selectionChanged(MULTIPLE);
}
}
void KeepassEntryView::OnSaveAttachment(){
if (selectedItems().size() == 0) return;
CEditEntryDlg::saveAttachment(((EntryViewItem*)selectedItems().first())->EntryHandle,this);
}
void KeepassEntryView::OnCloneEntry(){
QList<QTreeWidgetItem*> entries=selectedItems();
for(int i=0; i<entries.size();i++){
Items.append(new EntryViewItem(this));
Items.back()->EntryHandle=
db->cloneEntry(((EntryViewItem*)entries[i])->EntryHandle);
updateEntry(Items.back());
}
if (header()->isSortIndicatorShown())
sortByColumn(header()->sortIndicatorSection(), header()->sortIndicatorOrder());
emit fileModified();
}
void KeepassEntryView::OnDeleteEntry(){
QList<QTreeWidgetItem*> entries=selectedItems();
if(config->askBeforeDelete()){
QString text;
if(entries.size()==1)
text=tr("Are you sure you want to delete this entry?");
else
text=tr("Are you sure you want to delete these %1 entries?").arg(entries.size());
if(QMessageBox::question(this,tr("Delete?"),text,QMessageBox::Yes | QMessageBox::No,QMessageBox::No)==QMessageBox::No)
return;
}
bool backup = false;
IGroupHandle* bGroup = NULL;
if (config->backup() && ((EntryViewItem*)entries[0])->EntryHandle->group() != (bGroup=db->backupGroup()))
backup = true;
if (backup && !bGroup) {
emit requestCreateGroup("Backup", 4, NULL);
bGroup = db->backupGroup();
}
for(int i=0; i<entries.size();i++){
IEntryHandle* entryHandle = ((EntryViewItem*)entries[i])->EntryHandle;
if (backup && bGroup){
db->moveEntry(entryHandle, bGroup);
QDateTime now = QDateTime::currentDateTime();
entryHandle->setLastAccess(now);
entryHandle->setLastMod(now);
}
else{
db->deleteEntry(entryHandle);
}
Items.removeAt(Items.indexOf((EntryViewItem*)entries[i]));
delete entries[i];
}
emit fileModified();
}
QString KeepassEntryView::columnString(IEntryHandle* entry, int col, bool forceClearText) {
switch (col) {
case 0:
return entry->title();
case 1:
if (config->hideUsernames() && !forceClearText)
return "******";
else
return entry->username();
case 2:
return entry->url();
case 3:
{
if (config->hidePasswords() && !forceClearText) {
return "******";
}
else {
SecString password = entry->password();
password.unlock();
return password.string();
}
}
case 4:
{
QString comment = entry->comment();
int toPos = comment.indexOf(QRegExp("[\\r\\n]"));
if (toPos == -1)
return comment;
else
return comment.left(toPos);
}
case 5:
return entry->expire().dateToString(Qt::SystemLocaleDate);
case 6:
return entry->creation().dateToString(Qt::SystemLocaleDate);
case 7:
return entry->lastMod().dateToString(Qt::SystemLocaleDate);
case 8:
return entry->lastAccess().dateToString(Qt::SystemLocaleDate);
case 9:
return entry->binaryDesc();
case 10:
return entry->group()->title();
default:
Q_ASSERT(false);
return QString();
}
}
void KeepassEntryView::updateEntry(EntryViewItem* item){
IEntryHandle* entry = item->EntryHandle;
int cols = NUM_COLUMNS - 1;
if (ViewMode == ShowSearchResults) {
item->setIcon(10, db->icon(entry->group()->image()));
++cols;
}
for (int i=0; i<cols; ++i) {
item->setText(i, columnString(entry, i));
}
item->setIcon(0, db->icon(entry->image()));
}
void KeepassEntryView::editEntry(EntryViewItem* item){
IEntryHandle* handle = item->EntryHandle;
CEntry old = handle->data();
CEditEntryDlg dlg(db,handle,this,false);
int result = dlg.exec();
switch(result){
case 0: //canceled or no changes
break;
case 1: //modifications but same group
updateEntry(item);
emit fileModified();
break;
//entry moved to another group
case 2: //modified
case 3: //not modified
Items.removeAll(item);
delete item;
emit fileModified();
break;
}
IGroupHandle* bGroup;
if ((result==1 || result==2) && config->backup() && handle->group() != (bGroup=db->backupGroup())){
old.LastAccess = QDateTime::currentDateTime();
old.LastMod = old.LastAccess;
if (bGroup==NULL)
emit requestCreateGroup("Backup", 4, NULL);
if ((bGroup = db->backupGroup())!=NULL)
db->addEntry(&old, bGroup);
}
if (result == 1)
OnItemsChanged();
}
void KeepassEntryView::OnNewEntry(){
IGroupHandle* ParentGroup;
if (!CurrentGroup){ // We must be viewing search results. Add the new entry to the first group.
if (db->groups().size() > 0)
ParentGroup = db->sortedGroups()[0];
else{
QMessageBox::critical(NULL,tr("Error"),tr("At least one group must exist before adding an entry."),tr("OK"));
}
}
else{
ParentGroup = CurrentGroup;
}
IEntryHandle* NewEntry = db->newEntry(ParentGroup);
NewEntry->setImage(ParentGroup->image());
CEditEntryDlg dlg(db,NewEntry,this,true);
if(!dlg.exec()){
db->deleteLastEntry();
}
else{
Items.append(new EntryViewItem(this));
Items.back()->EntryHandle=NewEntry;
updateEntry(Items.back());
emit fileModified();
if (header()->isSortIndicatorShown())
sortByColumn(header()->sortIndicatorSection(), header()->sortIndicatorOrder());
setCurrentItem(Items.back());
}
}
void KeepassEntryView::OnEntryActivated(QTreeWidgetItem* item, int Column){
Q_UNUSED(item);
switch (Column){
case 1:
OnUsernameToClipboard();
break;
case 2:
OnEditOpenUrl();
break;
case 3:
OnPasswordToClipboard();
break;
}
}
void KeepassEntryView::OnEntryDblClicked(QTreeWidgetItem* item, int Column){
if (Column == 0)
editEntry((EntryViewItem*)item);
}
void KeepassEntryView::OnEditEntry(){
if (selectedItems().size() == 0) return;
editEntry((EntryViewItem*)selectedItems().first());
}
void KeepassEntryView::OnEditOpenUrl(){
if (selectedItems().size() == 0) return;
openBrowser( ((EntryViewItem*)selectedItems().first())->EntryHandle );
}
void KeepassEntryView::OnEditCopyUrl(){
if (selectedItems().size() == 0) return;
QString url = ((EntryViewItem*)selectedItems().first())->EntryHandle->url();
if (url.startsWith("cmd://") && url.length()>6)
url = url.right(url.length()-6);
Clipboard->setText(url, QClipboard::Clipboard);
if(Clipboard->supportsSelection()){
Clipboard->setText(url, QClipboard::Selection);
}
}
void KeepassEntryView::OnUsernameToClipboard(){
if (selectedItems().size() == 0) return;
QString username = ((EntryViewItem*)selectedItems().first())->EntryHandle->username();
Clipboard->setText(username, QClipboard::Clipboard);
if(Clipboard->supportsSelection()){
Clipboard->setText(username, QClipboard::Selection);
}
if (config->clipboardTimeOut()!=0 && !username.trimmed().isEmpty()) {
ClipboardTimer.setSingleShot(true);
ClipboardTimer.start(config->clipboardTimeOut()*1000);
}
}
void KeepassEntryView::OnPasswordToClipboard(){
if (selectedItems().size() == 0) return;
SecString password;
password=((EntryViewItem*)selectedItems().first())->EntryHandle->password();
password.unlock();
Clipboard->setText(password.string(), QClipboard::Clipboard);
if(Clipboard->supportsSelection()){
Clipboard->setText(password.string(), QClipboard::Selection);
}
if (config->clipboardTimeOut()!=0 && !password.string().isEmpty()) {
ClipboardTimer.setSingleShot(true);
ClipboardTimer.start(config->clipboardTimeOut()*1000);
}
}
void KeepassEntryView::OnClipboardTimeOut(){
Clipboard->clear(QClipboard::Clipboard);
if(Clipboard->supportsSelection()){
Clipboard->clear(QClipboard::Selection);
}
#ifdef Q_WS_X11
QProcess::startDetached("dcop klipper klipper clearClipboardHistory");
QProcess::startDetached("dbus-send --type=method_call --dest=org.kde.klipper /klipper "
"org.kde.klipper.klipper.clearClipboardHistory");
#endif
}
void KeepassEntryView::contextMenuEvent(QContextMenuEvent* e){
if(itemAt(e->pos())){
EntryViewItem* item=(EntryViewItem*)itemAt(e->pos());
if(!selectedItems().size()){
setItemSelected(item,true);
}
else{
if(!isItemSelected(item)){
while(selectedItems().size()){
setItemSelected(selectedItems().first(),false);
}
setItemSelected(item,true);
}
}
}
else{
while (selectedItems().size())
setItemSelected(selectedItems().first(),false);
}
e->accept();
ContextMenu->popup(e->globalPos());
}
void KeepassEntryView::resizeEvent(QResizeEvent* e){
resizeColumns();
QTreeWidget::resizeEvent(e);
}
void KeepassEntryView::showSearchResults(){
if(ViewMode == Normal){
saveHeaderView();
ViewMode = ShowSearchResults;
restoreHeaderView();
emit viewModeChanged(true);
}
clear();
Items.clear();
createItems(SearchResults);
}
void KeepassEntryView::showGroup(IGroupHandle* group){
if(ViewMode == ShowSearchResults){
saveHeaderView();
ViewMode = Normal;
restoreHeaderView();
emit viewModeChanged(false);
}
clear();
Items.clear();
if(group==NULL)return;
QList<IEntryHandle*>entries=db->entries(group);
createItems(entries);
}
void KeepassEntryView::createItems(QList<IEntryHandle*>& entries){
for (int i=0; i<entries.size(); ++i) {
if (!entries[i]->isValid())
continue;
EntryViewItem* item = new EntryViewItem(this);
Items.push_back(item);
Items.back()->EntryHandle = entries[i];
updateEntry(item);
}
}
void KeepassEntryView::updateIcons(){
for(int i=0;i<Items.size();i++){
Items[i]->setIcon(0,db->icon(Items[i]->EntryHandle->image()));
}
}
void KeepassEntryView::refreshItems(){
for (int i=0;i<Items.size();i++)
updateEntry(Items.at(i));
}
void KeepassEntryView::mousePressEvent(QMouseEvent *event){
//save event position - maybe this is the start of a drag
if (event->button() == Qt::LeftButton)
DragStartPos = event->pos();
QTreeWidget::mousePressEvent(event);
}
void KeepassEntryView::mouseMoveEvent(QMouseEvent *event){
if (!(event->buttons() & Qt::LeftButton))
return;
if ((event->pos() - DragStartPos).manhattanLength() < QApplication::startDragDistance())
return;
DragItems.clear();
EntryViewItem* DragStartItem=(EntryViewItem*)itemAt(DragStartPos);
if(!DragStartItem){
while(selectedItems().size()){
setItemSelected(selectedItems().first(),false);
}
return;
}
if(selectedItems().isEmpty()){
setItemSelected(DragStartItem,true);
}
else{
bool AlreadySelected=false;
for(int i=0;i<selectedItems().size();i++){
if(selectedItems()[i]==DragStartItem){
AlreadySelected=true;
break;
}
}
if(!AlreadySelected){
while(selectedItems().size()){
setItemSelected(selectedItems().first(),false);
}
setItemSelected(DragStartItem,true);
}
}
DragItems=selectedItems();
QDrag *drag = new QDrag(this);
QMimeData *mimeData = new QMimeData;
void* pDragItems=&DragItems;
if (header()->logicalIndexAt(event->pos()) != -1) {
mimeData->setText(columnStringView(DragStartItem, header()->logicalIndexAt(event->pos()), true));
}
mimeData->setData("application/x-keepassx-entry",QByteArray((char*)&pDragItems,sizeof(void*)));
drag->setMimeData(mimeData);
EventOccurredBlock = true;
drag->exec(Qt::MoveAction);
EventOccurredBlock = false;
}
void KeepassEntryView::removeDragItems(){
for(int i=0;i<DragItems.size();i++){
for(int j=0;j<Items.size();j++){
if(Items[j]==DragItems[i]){
Items.removeAt(j);
j--;
delete DragItems[i];
}
}
}
}
#ifdef AUTOTYPE
void KeepassEntryView::OnAutoType(){
if (selectedItems().size() == 0) return;
autoType->perform(((EntryViewItem*)selectedItems().first())->EntryHandle);