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Automatic reload of a database when it get modified

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When the database if modified by an other instance of KeePassX, KeePassX
detect it and reload automatically the database.
This commit is contained in:
Sebastien Fricker 2014-05-03 16:59:41 +02:00
parent e263c475c9
commit 7a8d4577f1
7 changed files with 162 additions and 0 deletions
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28
src/gui/DatabaseWidget.cpp
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@ -22,9 +22,11 @@
#include <QDesktopServices>
#include <QHBoxLayout>
#include <QLabel>
#include <QFile>
#include <QLineEdit>
#include <QSplitter>
#include <QTimer>
#include <QtDebug>
#include "autotype/AutoType.h"
#include "core/Config.h"
@ -32,6 +34,7 @@
#include "core/Group.h"
#include "core/Metadata.h"
#include "core/Tools.h"
#include "format/KeePass2Reader.h"
#include "gui/ChangeMasterKeyWidget.h"
#include "gui/Clipboard.h"
#include "gui/DatabaseOpenWidget.h"
@ -159,6 +162,7 @@ DatabaseWidget::DatabaseWidget(Database* db, QWidget* parent)
connect(m_searchUi->searchEdit, SIGNAL(returnPressed()), m_entryView, SLOT(setFocus()));
connect(m_searchTimer, SIGNAL(timeout()), this, SLOT(search()));
connect(closeAction, SIGNAL(triggered()), this, SLOT(closeSearch()));
connect( &m_file_watcher, SIGNAL( fileChanged() ), this, SLOT( databaseModifedExternally() ) );
setCurrentWidget(m_mainWidget);
}
@ -580,8 +584,10 @@ void DatabaseWidget::openDatabase(bool accepted)
m_databaseOpenWidget = Q_NULLPTR;
delete m_keepass1OpenWidget;
m_keepass1OpenWidget = Q_NULLPTR;
m_file_watcher.watchFile( m_filename );
}
else {
m_file_watcher.stopWatching();
if (m_databaseOpenWidget->database()) {
delete m_databaseOpenWidget->database();
}
@ -811,3 +817,25 @@ void DatabaseWidget::updateFilename(const QString& fileName)
{
m_filename = fileName;
}
void DatabaseWidget::databaseModifedExternally()
{
if ( database() == Q_NULLPTR )
return;
KeePass2Reader reader;
QFile file(m_filename);
if (!file.open(QIODevice::ReadOnly)) {
// TODO: error message
return;
}
Database* db = reader.readDatabase(&file, database()->key() );
if ( db )
{
Database* oldDb = m_db;
m_db = db;
m_groupView->changeDatabase(m_db);
Q_EMIT databaseChanged(m_db);
delete oldDb;
}
}