Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdepim@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 231 insertions, 0 deletions

diff --git a/libkcal/resourcelocal.cpp b/libkcal/resourcelocal.cpp
new file mode 100644
index 000000000..cb61cd1a6
--- /dev/null
+++ b/libkcal/resourcelocal.cpp
@@ -0,0 +1,231 @@
+/*
+    This file is part of libkcal.
+
+    Copyright (c) 1998 Preston Brown <pbrown@kde.org>
+    Copyright (c) 2001,2003 Cornelius Schumacher <schumacher@kde.org>
+
+    This library 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 library 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
+    Library 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 <typeinfo>
+#include <stdlib.h>
+
+#include <qdatetime.h>
+#include <qstring.h>
+#include <qptrlist.h>
+
+#include <kdebug.h>
+#include <klocale.h>
+#include <kurl.h>
+#include <kstandarddirs.h>
+
+#include "vcaldrag.h"
+#include "vcalformat.h"
+#include "icalformat.h"
+#include "exceptions.h"
+#include "incidence.h"
+#include "event.h"
+#include "todo.h"
+#include "journal.h"
+#include "filestorage.h"
+
+#include <kresources/configwidget.h>
+
+#include "resourcelocalconfig.h"
+
+#include "resourcelocal.h"
+
+using namespace KCal;
+
+class ResourceLocal::Private
+{
+  public:
+    QDateTime mLastModified;
+};
+
+ResourceLocal::ResourceLocal( const KConfig* config )
+  : ResourceCached( config ), mLock( 0 )
+{
+  if ( config ) {
+    QString url = config->readPathEntry( "CalendarURL" );
+    mURL = KURL( url );
+
+    QString format = config->readEntry( "Format" );
+    if ( format == "ical" )
+      mFormat = new ICalFormat();
+    else if ( format == "vcal" )
+      mFormat = new VCalFormat();
+    else {
+      mFormat = new ICalFormat();
+    }
+  } else {
+    mURL = KURL();
+    mFormat = new ICalFormat();
+  }
+  init();
+}
+
+ResourceLocal::ResourceLocal( const QString& fileName )
+  : ResourceCached( 0 )
+{
+  mURL = KURL( fileName );
+  mFormat = new ICalFormat();
+  init();
+}
+
+
+void ResourceLocal::writeConfig( KConfig* config )
+{
+  kdDebug(5800) << "ResourceLocal::writeConfig()" << endl;
+
+  ResourceCalendar::writeConfig( config );
+  config->writePathEntry( "CalendarURL", mURL.prettyURL() );
+  QString typeID = typeid( *mFormat ).name();
+
+  if ( typeid( *mFormat ) == typeid( ICalFormat ) )
+    config->writeEntry( "Format", "ical" );
+  else if ( typeid( *mFormat ) == typeid( VCalFormat ) ) // if ( typeID == "ICalFormat" )
+    config->writeEntry( "Format", "vcal" );
+  else
+    kdDebug(5800) << "ERROR: Unknown format type" << endl;
+}
+
+void ResourceLocal::init()
+{
+  d = new ResourceLocal::Private;
+
+  setType( "file" );
+
+  setSavePolicy( SaveDelayed );
+
+  connect( &mDirWatch, SIGNAL( dirty( const QString & ) ),
+           SLOT( reload() ) );
+  connect( &mDirWatch, SIGNAL( created( const QString & ) ),
+           SLOT( reload() ) );
+  connect( &mDirWatch, SIGNAL( deleted( const QString & ) ),
+           SLOT( reload() ) );
+
+  mLock = new KABC::Lock( mURL.path() );
+
+  mDirWatch.addFile( mURL.path() );
+  mDirWatch.startScan();
+}
+
+
+ResourceLocal::~ResourceLocal()
+{
+  mDirWatch.stopScan();
+
+  close();
+
+  delete mLock;
+
+  delete d;
+}
+
+QDateTime ResourceLocal::readLastModified()
+{
+  QFileInfo fi( mURL.path() );
+  return fi.lastModified();
+}
+
+bool ResourceLocal::doLoad()
+{
+  bool success;
+
+  if ( !KStandardDirs::exists( mURL.path() ) ) {
+    kdDebug(5800) << "ResourceLocal::load(): File doesn't exist yet." << endl;
+    // Save the empty calendar, so the calendar file will be created.
+    success = doSave();
+  } else {
+    success = mCalendar.load( mURL.path() );
+    if ( success ) d->mLastModified = readLastModified();
+  }
+
+  return success;
+}
+
+bool ResourceLocal::doSave()
+{
+  bool success = mCalendar.save( mURL.path() );
+  d->mLastModified = readLastModified();
+
+  return success;
+}
+
+KABC::Lock *ResourceLocal::lock()
+{
+  return mLock;
+}
+
+bool ResourceLocal::doReload()
+{
+  kdDebug(5800) << "ResourceLocal::doReload()" << endl;
+
+  if ( !isOpen() ) return false;
+
+  if ( d->mLastModified == readLastModified() ) {
+    kdDebug(5800) << "ResourceLocal::reload(): file not modified since last read."
+              << endl;
+    return false;
+  }
+
+  mCalendar.close();
+  mCalendar.load( mURL.path() );
+  return true;
+}
+
+void ResourceLocal::reload()
+{
+  if ( doReload() )
+    emit resourceChanged( this );
+}
+
+void ResourceLocal::dump() const
+{
+  ResourceCalendar::dump();
+  kdDebug(5800) << "  Url: " << mURL.url() << endl;
+}
+
+QString ResourceLocal::fileName() const
+{
+  return mURL.path();
+}
+
+bool ResourceLocal::setFileName( const QString &fileName )
+{
+  bool open = isOpen();
+  if ( open ) close();
+  delete mLock;
+  mDirWatch.stopScan();
+  mDirWatch.removeFile( mURL.path() );
+  mURL = KURL( fileName );
+  mLock = new KABC::Lock( mURL.path() );
+  mDirWatch.addFile( mURL.path() );
+  mDirWatch.startScan();
+  return true;
+}
+
+bool ResourceLocal::setValue( const QString &key, const QString &value ) 
+{
+  if ( key == "File" ) {
+    return setFileName( value );
+  } else return false;
+}
+
+
+
+#include "resourcelocal.moc"