hopefully last modifications of resource based export/import functionality

for opie, qtopia and sharpdtm

1 files changed, 5 insertions, 44 deletions

diff --git a/kabc/plugins/qtopia/resourceqtopia.cpp b/kabc/plugins/qtopia/resourceqtopia.cpp
index 4a35f19..242e0c6 100644
--- a/kabc/plugins/qtopia/resourceqtopia.cpp
+++ b/kabc/plugins/qtopia/resourceqtopia.cpp
@@ -1,358 +1,319 @@
 /*
     This file is part of libkabc.
     Copyright (c) 2001 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., 59 Temple Place - Suite 330,
     Boston, MA 02111-1307, USA.
 */
 
 /*
 Enhanced Version of the file for platform independent KDE tools.
 Copyright (c) 2004 Ulf Schenk
 
 $Id$
 */
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
 
 #include <qdir.h>
 #include <qfile.h>
 #include <qfileinfo.h>
 #include <qregexp.h>
 //US #include <qtimer.h>
 
 #include <kapplication.h>
 #include <kconfig.h>
 #include <kdebug.h>
 #include <klocale.h>
 //US #include <ksavefile.h>
 #include <kstandarddirs.h>
 #include <kmessagebox.h>
 
 #include <qpe/pim/addressbookaccess.h>
 
 
 #include "resourceqtopiaconfig.h"
 #include "stdaddressbook.h"
 
 #include "qtopiaconverter.h"
 #include "syncprefwidget.h"
 
 #include "resourceqtopia.h"
 
 using namespace KABC;
 extern "C"
 {
   void *init_microkabc_qtopia()
   {
     return new KRES::PluginFactory<ResourceQtopia,ResourceQtopiaConfig, SyncPrefWidget>();
   }
 }
 
 ResourceQtopia::ResourceQtopia( const KConfig *config, bool syncable  )
   : Resource( config, syncable ), mConverter (0)
 {
   // we can not choose the filename. Therefore use the default to display
   QString fileName = QDir::homeDirPath() + "/Applications/addressbook/addressbook.xml";
   init( fileName );
 }
 
 ResourceQtopia::ResourceQtopia( const QString &fileName, bool syncable  )
   : Resource( 0, syncable )
 {
   init( fileName );
 }
 
 void ResourceQtopia::init( const QString &fileName )
 {
 
   connect( &mDirWatch, SIGNAL( dirty(const QString&) ), SLOT( fileChanged() ) );
   connect( &mDirWatch, SIGNAL( created(const QString&) ), SLOT( fileChanged() ) );
   connect( &mDirWatch, SIGNAL( deleted(const QString&) ), SLOT( fileChanged() ) );
 
   setFileName( fileName );
 }
 
 ResourceQtopia::~ResourceQtopia()
 {
   if (mConverter != 0)
     delete mConverter;
 
   if(mAccess != 0)
     delete mAccess;
 }
 
 void ResourceQtopia::writeConfig( KConfig *config )
 {
   Resource::writeConfig( config );
 }
 
 Ticket *ResourceQtopia::requestSaveTicket()
 {
   kdDebug(5700) << "ResourceQtopia::requestSaveTicket()" << endl;
 
   qDebug("ResourceQtopia::requestSaveTicket: %s", fileName().latin1());
 
   if ( !addressBook() ) return 0;
 
   if ( !lock( fileName() ) ) {
     kdDebug(5700) << "ResourceQtopia::requestSaveTicket(): Unable to lock file '"
                   << fileName() << "'" << endl;
     return 0;
   }
   return createTicket( this );
 }
 
 
 bool ResourceQtopia::doOpen()
 {
   qDebug("ResourceQtopia::doOpen(): %s", fileName().latin1());
 
   mAccess = new AddressBookAccess();
 
   if ( !mAccess ) {
     qDebug("Unable to load file() %s", fileName().latin1());
     return false;
   }
 
 
   if (mConverter == 0)
   {
     mConverter = new QtopiaConverter();
     bool res = mConverter->init();
     if ( !res )
     {
 	  QString msg("Unable to initialize qtopia converter. Most likely a problem with the category file");
       qDebug(msg);
       delete mAccess;
       mAccess = 0;
       return false;
     }
   }
 
   return true;
 }
 
 void ResourceQtopia::doClose()
 {
   qDebug("ResourceQtopia::doClose: %s", fileName().latin1());
 
   if(mAccess)
   {
     delete mAccess;
     mAccess = 0;
   }
   // it seems so, that deletion of access deletes backend as well
   //delete backend;
 
   return;
 }
 
 bool ResourceQtopia::load()
 {
   qDebug("ResourceQtopia::load: %s", fileName().latin1());
 
   AddressBookIterator it(*mAccess);
   const PimContact* contact;
   bool res;
 
   for (contact=it.toFirst(); it.current(); ++it)
   {
     contact = it.current();
 
     KABC::Addressee addressee;
 
     res = mConverter->qtopiaToAddressee( (*contact), addressee );
 
     if ( !addressee.isEmpty() && res )
     {
       addressee.setResource( this );
       addressBook()->insertAddressee( addressee );
     }
   }
 
   return true;
 }
 
 bool ResourceQtopia::save( Ticket *ticket )
 {
   qDebug("ResourceQtopia::save: %s", fileName().latin1());
 
 
   KABC::AddressBook::Iterator it;
   bool res;
 
   for ( it = addressBook()->begin(); it != addressBook()->end(); ++it ) {
     PimContact c;
     KABC::Addressee addressee = (*it);
 
     res = mConverter->addresseeToQtopia( *it, c );
     if (res == true)
     {
       mAccess->addContact(c);
 //      if (res == false)
 //        qDebug("Unable to append Contact %s", c.fullName().latin1());
     }
     else
     {
       qDebug("Unable to convert Addressee %s", addressee.formattedName().latin1());
     }
   }
 
 //  mAccess->addressBookUpdated();
 
   delete ticket;
   unlock( fileName() );
 
   return true;
 }
 
 bool ResourceQtopia::lock( const QString &lockfileName )
 {
   qDebug("ResourceQtopia::lock: %s", fileName().latin1());
 
   kdDebug(5700) << "ResourceQtopia::lock()" << endl;
 
   QString fn = lockfileName;
 
   KURL url(fn);
   QString lockName = locateLocal( "data", "kabc/lock/" + url.fileName() + ".lock" );
 
   kdDebug(5700) << "-- lock name: " << lockName << endl;
 
-  if (QFile::exists( lockName )) return false;
+  if (QFile::exists( lockName ))
+  {
+    qDebug("ResourceOpie::lock: lockfile %s already exists. (Delete it before continuing if nobody else is accessing the resourcefile %s)", lockName.latin1(), fileName());
+    return false;
+  }
 
   QString lockUniqueName;
   lockUniqueName = fn + KApplication::randomString( 8 );
 
   url = lockUniqueName;
 //US  mLockUniqueName = locateLocal( "data", "kabc/lock/" + lockUniqueName );
   mLockUniqueName = locateLocal( "data", "kabc/lock/" + url.fileName() );
   kdDebug(5700) << "-- lock unique name: " << mLockUniqueName << endl;
 
   // Create unique file
   QFile file( mLockUniqueName );
   file.open( IO_WriteOnly );
   file.close();
 
   // Create lock file
   int result = 0;
 #ifndef _WIN32_
   result = ::link( QFile::encodeName( mLockUniqueName ),
                        QFile::encodeName( lockName ) );
 #endif
   if ( result == 0 ) {
     addressBook()->emitAddressBookLocked();
     return true;
   }
 
   // TODO: check stat
 
   return false;
 }
 
 void ResourceQtopia::unlock( const QString &fileName )
 {
   qDebug("ResourceQtopia::unlock() %s", fileName.latin1());
 
   QString fn = fileName;
   KURL url(fn);
   QString lockName = locateLocal( "data", "kabc/lock/" + url.fileName() + ".lock" );
 
   QFile::remove( lockName );
   QFile::remove( mLockUniqueName );
   addressBook()->emitAddressBookUnlocked();
 }
 
 void ResourceQtopia::setFileName( const QString &newFileName )
 {
   mDirWatch.stopScan();
   mDirWatch.removeFile( fileName() );
 
   Resource::setFileName( newFileName );
 
   mDirWatch.addFile( fileName() );
   mDirWatch.startScan();
 }
 
 
 void ResourceQtopia::fileChanged()
 {
   // There is a small theoretical chance that KDirWatch calls us before
   // we are fully constructed
   if (!addressBook())
     return;
 
   QString text( i18n( "Qtopia resource '%1'<br> has been changed by third party.<br>Do you want to reload?").arg( fileName() ) );
   if ( readOnly() || KMessageBox::questionYesNo( 0, text ) == KMessageBox::Yes ) {
     load();
     addressBook()->emitAddressBookChanged();
   }
 }
 
 void ResourceQtopia::removeAddressee( const Addressee &addr )
 {
 }
 
 void ResourceQtopia::cleanUp()
 {
   unlock( fileName() );
 }
 
-
-
-/**
- * This method returns the number of elements that are currently in the resource.
- */
-int ResourceQtopia::count() const
-{
-  if (mAccess != 0)
-  {
-    int counter = 0;
-    AddressBookIterator it2(*mAccess);
-    for (it2.toFirst(); it2.current(); ++it2) {
-      counter++;
-    }
-
-   	return counter;
-  }
-  else
-    return 0;
-}
-
-
-/**
- * This method removes all elements from the resource!! (Not from the addressbook)
- */
-bool ResourceQtopia::clear()
-{
-  if (mAccess != 0)
-  {
-    AddressBookIterator it2(*mAccess);
-    for (it2.toFirst(); it2.current(); ++it2) {
-      mAccess->removeContact(*it2.current());
-    }
-    return true;
-  }
-  else
-	return false;
-}
-
-
-
-
-
 //US #include "resourceqtopia.moc"