added first revision for sharp DTM access. (is not working yet)

1 files changed, 355 insertions, 0 deletions

diff --git a/kabc/plugins/sharpdtm/resourcesharpdtm.cpp b/kabc/plugins/sharpdtm/resourcesharpdtm.cpp
new file mode 100644
index 0000000..347d51c
--- a/dev/null
+++ b/kabc/plugins/sharpdtm/resourcesharpdtm.cpp
@@ -0,0 +1,355 @@
+/*
+    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 <sl/slzdb.h>
+
+
+#include "resourcesharpdtmconfig.h"
+#include "stdaddressbook.h"
+
+//#include "qtopiaconverter.h"
+
+#include "resourcesharpdtm.h"
+
+using namespace KABC;
+extern "C"
+{
+  void *init_microkabc_sharpdtm()
+  {
+    return new KRES::PluginFactory<ResourceSharpDTM,ResourceSharpDTMConfig>();
+  }
+}
+
+ResourceSharpDTM::ResourceSharpDTM( const KConfig *config )
+  : Resource( config ), mConverter (0)
+{
+  // we can not choose the filename. Therefore use the default to display
+
+  QString fileName = SlZDataBase::addressbookFileName();  
+  init( fileName );
+}
+
+ResourceSharpDTM::ResourceSharpDTM( const QString &fileName )
+  : Resource( 0 )
+{
+//  qDebug("ResourceFile::ResourceSharpDTM : 3 %s, %s", fileName.latin1(), formatName.latin1());
+  init( fileName );
+}
+
+void ResourceSharpDTM::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 );
+}
+
+ResourceSharpDTM::~ResourceSharpDTM()
+{
+//  if (mConverter != 0)
+//    delete mConverter;
+
+}
+
+void ResourceSharpDTM::writeConfig( KConfig *config )
+{
+  Resource::writeConfig( config );
+}
+
+Ticket *ResourceSharpDTM::requestSaveTicket()
+{
+  kdDebug(5700) << "ResourceQtopia::requestSaveTicket()" << endl;
+
+  if ( !addressBook() ) return 0;
+
+  if ( !lock( mFileName ) ) {
+    kdDebug(5700) << "ResourceQtopia::requestSaveTicket(): Unable to lock file '"
+                  << mFileName << "'" << endl;
+    return 0;
+  }
+  return createTicket( this );
+}
+
+
+bool ResourceSharpDTM::doOpen()
+{
+/*US
+  QFile file( mFileName );
+
+  if ( !file.exists() ) {
+    // try to create the file
+    bool ok = file.open( IO_WriteOnly );
+    if ( ok )
+      file.close();
+
+    return ok;
+  } else {
+    if ( !file.open( IO_ReadWrite ) )
+      return false;
+
+    if ( file.size() == 0 ) {
+      file.close();
+      return true;
+    }
+
+//US    bool ok = mFormat->checkFormat( &file );
+    bool ok = true;
+    
+    file.close();
+
+    return ok;
+  }
+*/
+  return true;  
+}
+
+void ResourceSharpDTM::doClose()
+{
+}
+
+bool ResourceSharpDTM::load()
+{
+  kdDebug(5700) << "ResourcSharpDTM::load(): '" << mFileName << "'" << endl;
+
+//  qDebug("ResourceSharpDTM::load: Try to load file() %s", mFileName.latin1());
+  
+  SlZDataBase* access = new SlZDataBase(mFileName,
+                        SlZDataBase::addressbookItems());
+  if ( !access ) {
+    qDebug("Unable to load file() %s", mFileName.latin1());
+    addressBook()->error( i18n( "Unable to load file '%1'." ).arg( mFileName ) );
+    return false;
+  }
+  
+  bool res = false;
+  if (mConverter == 0)
+  {
+//    mConverter = new QtopiaConverter();
+//    res = mConverter->init();
+    res = true;
+    if ( !res )
+    {
+      qDebug("Unable to initialize qtopia converter. Most likely a problem with the category file");
+      addressBook()->error( i18n( "Unable to initialize qtopia converter. Most likely a problem with the category file" ) );
+      delete access;
+      return false;
+    }
+  }
+ /* 
+  { //create a new scope 
+    AddressBookIterator it(*access);
+    const PimContact* contact;
+
+    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 );
+      }
+    }
+  }
+*/    
+  delete access;
+  return true;
+}
+
+bool ResourceSharpDTM::save( Ticket *ticket )
+{
+/*US
+//    qDebug("ResourceFile::save format %s, %s", mFileName.latin1(), mFormatName.latin1());
+  kdDebug(5700) << "ResourceQtopia::save()" << endl;
+
+  // create backup file
+  QString extension = "_" + QString::number( QDate::currentDate().dayOfWeek() );
+   
+/*US we use a simpler method to create a backupfile
+    
+  (void) KSaveFile::backupFile( mFileName, QString::null
+  ,extension );
+
+  KSaveFile saveFile( mFileName );
+  bool ok = false;
+  if ( saveFile.status() == 0 && saveFile.file() )
+  {
+    mFormat->saveAll( addressBook(), this, saveFile.file() );
+    ok = saveFile.close();
+  }
+*/
+
+/*US
+//US ToDo: write backupfile  
+  QFile info;
+  info.setName( mFileName );
+  bool ok = info.open( IO_WriteOnly );
+  if ( ok ) {
+//US    mFormat->saveAll( addressBook(), this, &info );
+    
+    info.close();
+    ok = true;
+  }
+  else {
+  
+  }
+  
+  if ( !ok )
+    addressBook()->error( i18n( "Unable to save file '%1'." ).arg( mFileName ) );
+  
+  delete ticket;
+  unlock( mFileName );
+  
+  return ok;
+
+  qDebug("ResourceQtopia::save has to be changed");
+*/  
+  return true;
+}
+
+bool ResourceSharpDTM::lock( const QString &fileName )
+{
+  kdDebug(5700) << "ResourceSharpDTM::lock()" << endl;
+
+  QString fn = fileName;
+
+//US change the implementation how the lockfilename is getting created
+//US  fn.replace( QRegExp("/"), "_" );
+//US  QString lockName = locateLocal( "data", "kabc/lock/" + fn + ".lock" );
+  
+  KURL url(fn);  
+  QString lockName = locateLocal( "data", "kabc/lock/" + url.fileName() + ".lock" );
+  
+  kdDebug(5700) << "-- lock name: " << lockName << endl;
+
+  if (QFile::exists( lockName )) 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 = ::link( QFile::encodeName( mLockUniqueName ),
+                       QFile::encodeName( lockName ) );
+
+  if ( result == 0 ) {
+    addressBook()->emitAddressBookLocked();
+    return true;
+  }
+
+  // TODO: check stat
+
+  return false;
+}
+
+void ResourceSharpDTM::unlock( const QString &fileName )
+{
+  QString fn = fileName;
+//US change the implementation how the lockfilename is getting created
+//US  fn.replace( QRegExp( "/" ), "_" );
+//US  QString lockName = locateLocal( "data", "kabc/lock/" + fn + ".lock" );
+//US  QString lockName = fn + ".lock";
+  KURL url(fn);  
+  QString lockName = locateLocal( "data", "kabc/lock/" + url.fileName() + ".lock" );
+  
+  QFile::remove( lockName );
+  QFile::remove( mLockUniqueName );
+  addressBook()->emitAddressBookUnlocked();
+}
+
+void ResourceSharpDTM::setFileName( const QString &fileName )
+{
+  mDirWatch.stopScan();
+  mDirWatch.removeFile( mFileName );
+  
+  mFileName = fileName;
+
+  mDirWatch.addFile( mFileName );
+  mDirWatch.startScan();
+
+}
+
+QString ResourceSharpDTM::fileName() const
+{
+  return mFileName;
+}
+
+void ResourceSharpDTM::fileChanged()
+{
+  // There is a small theoretical chance that KDirWatch calls us before
+  // we are fully constructed
+  if (!addressBook())
+    return;
+  
+  QString text( i18n( "Sharp DTM resource '%1'<br> has been changed by third party.<br>Do you want to reload?").arg( mFileName ) );
+  if ( readOnly() || KMessageBox::questionYesNo( 0, text ) == KMessageBox::Yes ) {
+    load();
+    addressBook()->emitAddressBookChanged();
+  }
+}
+
+void ResourceSharpDTM::removeAddressee( const Addressee &addr )
+{
+}
+
+void ResourceSharpDTM::cleanUp()
+{
+  unlock( mFileName );
+}
+