Initial revision

1 files changed, 389 insertions, 0 deletions

diff --git a/kabc/plugins/file/resourcefile.cpp b/kabc/plugins/file/resourcefile.cpp
new file mode 100644
index 0000000..d30ed2f
--- a/dev/null
+++ b/kabc/plugins/file/resourcefile.cpp
@@ -0,0 +1,389 @@
+/*
+    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>
+#ifndef _WIN32_
+#include <unistd.h>
+#endif
+
+#include <qfile.h>
+#include <qfileinfo.h>
+#include <qregexp.h>
+#include <qtimer.h>
+
+#include <kapplication.h>
+#include <kconfig.h>
+#include <kdebug.h>
+#include <klocale.h>
+//US #include <ksavefile.h>
+#include <kstandarddirs.h>
+
+//US #include "formatfactory.h"
+
+#include "resource.h"
+#include "resourcefileconfig.h"
+#include "stdaddressbook.h"
+
+#include <formats/vcardformatplugin2.h>
+#include <formats/binaryformat.h>
+
+
+#include "resourcefile.h"
+
+using namespace KABC;
+
+extern "C"
+{
+  void *init_kabc_file()
+  {
+  qDebug("!!!resourcefile.cpp : init_kabc_file  has to be changed");
+//US    return new KRES::PluginFactory<ResourceFile,ResourceFileConfig>();
+  return 0;
+  }
+}
+
+
+ResourceFile::ResourceFile( const KConfig *config )
+  : Resource( config ) , mFormat( 0 )
+{
+  QString fileName, formatName;
+
+  KConfig *cfg = (KConfig *)config;
+  if ( cfg ) {
+    fileName = cfg->readEntry( "FileName", StdAddressBook::fileName() );
+    formatName = cfg->readEntry( "FileFormat", "vcard" );
+//  qDebug("ResourceFile::ResourceFile : 1 %s, %s", fileName.latin1(), formatName.latin1() );
+  } else {
+    fileName = StdAddressBook::fileName();
+    formatName = "vcard";
+//  qDebug("ResourceFile::ResourceFile : 2 %s, %s", fileName.latin1(), formatName.latin1() );
+  }
+
+  init( fileName, formatName );
+}
+
+ResourceFile::ResourceFile( const QString &fileName,
+                            const QString &formatName )
+  : Resource( 0 )
+{
+//  qDebug("ResourceFile::ResourceFile : 3 %s, %s", fileName.latin1(), formatName.latin1());
+  init( fileName, formatName );
+}
+
+void ResourceFile::init( const QString &fileName, const QString &formatName )
+{
+  mFormatName = formatName;
+
+/*US  FormatFactory *factory = FormatFactory::self();
+      mFormat = factory->format( mFormatName );
+
+  if ( !mFormat ) {
+    mFormatName = "vcard";
+    mFormat = factory->format( mFormatName );
+  }
+*/
+
+//US  qDebug("ResourceFile::init initialized with format %s ", formatName.latin1());
+  if (mFormatName == "vcard") {
+    mFormat = new VCardFormatPlugin2();
+//    qDebug("ResourceFile::init format VCardFormatPlugin2");
+  }
+  else if (mFormatName == "binary") {
+    mFormat = new BinaryFormat();
+//    qDebug("ResourceFile::init format BinaryFormat");
+  }
+  else
+    qDebug("ResourceFile::init format unknown !!! %s ", formatName.latin1());
+
+/*US we have no KDirWatch. SO simulate the signals from inside the apropriate methods
+  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 );
+}
+
+ResourceFile::~ResourceFile()
+{
+  delete mFormat;
+  mFormat = 0;
+}
+
+void ResourceFile::writeConfig( KConfig *config )
+{
+  Resource::writeConfig( config );
+
+  config->writeEntry( "FileName", mFileName );
+  config->writeEntry( "FileFormat", mFormatName );
+  
+//    qDebug("ResourceFile::writeConfig format %s, %s", mFileName.latin1(), mFormatName.latin1());
+  
+}
+
+Ticket *ResourceFile::requestSaveTicket()
+{
+  kdDebug(5700) << "ResourceFile::requestSaveTicket()" << endl;
+
+  if ( !addressBook() ) return 0;
+
+  if ( !lock( mFileName ) ) {
+    kdDebug(5700) << "ResourceFile::requestSaveTicket(): Unable to lock file '"
+                  << mFileName << "'" << endl;
+    return 0;
+  }
+  return createTicket( this );
+}
+
+
+bool ResourceFile::doOpen()
+{
+  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;
+    }
+
+    bool ok = mFormat->checkFormat( &file );
+    file.close();
+
+    return ok;
+  }
+}
+
+void ResourceFile::doClose()
+{
+}
+
+bool ResourceFile::load()
+{
+  kdDebug(5700) << "ResourceFile::load(): '" << mFileName << "'" << endl;
+
+  QFile file( mFileName );
+  if ( !file.open( IO_ReadOnly ) ) {
+    addressBook()->error( i18n( "Unable to open file '%1'." ).arg( mFileName ) );
+    return false;
+  }
+
+//    qDebug("ResourceFile::load format %s, %s", mFileName.latin1(), mFormatName.latin1());
+  
+  return mFormat->loadAll( addressBook(), this, &file );
+}
+
+bool ResourceFile::save( Ticket *ticket )
+{
+//    qDebug("ResourceFile::save format %s, %s", mFileName.latin1(), mFormatName.latin1());
+  kdDebug(5700) << "ResourceFile::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 /*directory*/
+/*US  ,extension );
+
+  KSaveFile saveFile( mFileName );
+  bool ok = false;
+  if ( saveFile.status() == 0 && saveFile.file() )
+  {
+    mFormat->saveAll( addressBook(), this, saveFile.file() );
+    ok = saveFile.close();
+  }
+*/
+
+//US ToDo: write backupfile  
+  QFile info;
+  info.setName( mFileName );
+  bool ok = info.open( IO_WriteOnly );
+  if ( ok ) {
+    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("ResourceFile::save has to be changed");
+  return true;
+}
+
+bool ResourceFile::lock( const QString &fileName )
+{
+  kdDebug(5700) << "ResourceFile::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 = 0;//::link( QFile::encodeName( mLockUniqueName ),
+  //                   QFile::encodeName( lockName ) );
+  qDebug("lock files %s, %s needs to be fixed", mLockUniqueName.latin1(), lockName.latin1() );
+
+  if ( result == 0 ) {
+    addressBook()->emitAddressBookLocked();
+    return true;
+  }
+
+  // TODO: check stat
+
+  return false;
+}
+
+void ResourceFile::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 ResourceFile::setFileName( const QString &fileName )
+{
+/*US ToDo: no synchronization so far. Has to be changed in the future
+  mDirWatch.stopScan();
+  mDirWatch.removeFile( mFileName );
+*/
+  mFileName = fileName;
+
+  
+/*US ToDo: no synchronization so far. Has to be changed in the future
+  mDirWatch.addFile( mFileName );
+  mDirWatch.startScan();
+*/
+//US simulate KDirWatch event  
+  fileChanged();
+}
+
+QString ResourceFile::fileName() const
+{
+  return mFileName;
+}
+
+void ResourceFile::setFormat( const QString &format )
+{
+  mFormatName = format;
+  delete mFormat;
+
+//US  FormatFactory *factory = FormatFactory::self();
+//US  mFormat = factory->format( mFormatName );
+  
+//qDebug("ResourceFile::setFormat initialized with format %s ", format.latin1());
+  if (mFormatName == "vcard") {
+    mFormat = new VCardFormatPlugin2();
+//    qDebug("ResourceFile::setFormat format %s", mFormatName.latin1());
+  }
+  else if (mFormatName == "binary") {
+    mFormat = new BinaryFormat();
+//    qDebug("ResourceFile::setFormat format %s", mFormatName.latin1());
+  }
+  else
+    qDebug("ResourceFile::setFormat format unknown !!! %s ", format.latin1());
+  
+}
+
+QString ResourceFile::format() const
+{
+  return mFormatName;
+}
+
+void ResourceFile::fileChanged()
+{
+  // There is a small theoretical chance that KDirWatch calls us before
+  // we are fully constructed
+  if (!addressBook())
+    return;
+  load();
+  addressBook()->emitAddressBookChanged();
+}
+
+void ResourceFile::removeAddressee( const Addressee &addr )
+{
+  QFile::remove( QFile::encodeName( locateLocal( "data", "kabc/photos/" ) + addr.uid() ) );
+  QFile::remove( QFile::encodeName( locateLocal( "data", "kabc/logos/" ) + addr.uid() ) );
+  QFile::remove( QFile::encodeName( locateLocal( "data", "kabc/sounds/" ) + addr.uid() ) );
+}
+
+void ResourceFile::cleanUp()
+{
+  unlock( mFileName );
+}
+
+//US #include "resourcefile.moc"