-rw-r--r-- | kabc/plugins/file/resourcefile.cpp | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/kabc/plugins/file/resourcefile.cpp b/kabc/plugins/file/resourcefile.cpp index fa6bc49..17263ae 100644 --- a/kabc/plugins/file/resourcefile.cpp +++ b/kabc/plugins/file/resourcefile.cpp @@ -1,390 +1,402 @@ /* 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> #include <kmessagebox.h> #include "formatfactory.h" #include "resource.h" #include "resourcefileconfig.h" #include "stdaddressbook.h" #include "resourcefile.h" #include "syncprefwidget.h" +//#define ALLOW_LOCKING using namespace KABC; extern "C" #ifdef _WIN32_ __declspec(dllexport) #else { #endif //US void *init_kabc_file() void *init_microkabc_file() { return new KRES::PluginFactory<ResourceFile,ResourceFileConfig, SyncPrefWidgetContainer>(); } #ifndef _WIN32_ } #endif ResourceFile::ResourceFile( const KConfig *config, bool syncable ) : Resource( config, syncable ) , mFormat( 0 ) { QString fileName, formatName, default_fileName; if (syncable == true) default_fileName = "/home/polo/kdepim/apps/kabc/localfile.vcf"; else default_fileName = StdAddressBook::fileName(); KConfig *cfg = (KConfig *)config; if ( cfg ) { fileName = cfg->readEntry( "FileName", default_fileName ); formatName = cfg->readEntry( "FileFormat", "vcard" ); } else { fileName = default_fileName; formatName = "vcard"; } init( fileName, formatName ); } ResourceFile::ResourceFile( const QString &fileName, bool syncable , const QString &formatName ) : Resource( 0, syncable ) { // qDebug("ResourceFile::ResourceFile : 3 %s, %s", fileName.latin1(), formatName.latin1()); init( fileName, formatName ); } void ResourceFile::init( const QString &fileName, const QString &formatName ) { mFormatName = formatName; FormatFactory *factory = FormatFactory::self(); mFormat = factory->format( mFormatName ); if ( !mFormat ) { mFormatName = "vcard"; mFormat = factory->format( mFormatName ); } 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 ) { config->setGroup( "Resource_" + identifier() ); 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; +#ifdef ALLOW_LOCKING if ( !lock( mFileName ) ) { - kdDebug(5700) << "ResourceFile::requestSaveTicket(): Unable to lock file '" - << mFileName << "'" << endl; + qDebug("unablt to lock file "); return 0; } +#endif 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() { 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()); // 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 ToDo: write backupfile mDirWatch.stopScan(); 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 ) ); mDirWatch.startScan(); delete ticket; +#ifdef ALLOW_LOCKING unlock( mFileName ); +#endif return ok; } bool ResourceFile::lock( const QString &fileName ) { +#ifdef ALLOW_LOCKING 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" ); 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; #ifndef _WIN32_ result = ::link( QFile::encodeName( mLockUniqueName ), QFile::encodeName( lockName ) ); #endif if ( result == 0 ) { addressBook()->emitAddressBookLocked(); return true; } // TODO: check stat return false; +#else + return true; +#endif } void ResourceFile::unlock( const QString &fileName ) { +#ifdef ALLOW_LOCKING 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(); +#else + return; +#endif } void ResourceFile::setFileName( const QString &fileName ) { mDirWatch.stopScan(); mDirWatch.removeFile( mFileName ); mFileName = fileName; mDirWatch.addFile( mFileName ); mDirWatch.startScan(); //US simulate KDirWatch event //US fileChanged(); } QString ResourceFile::fileName() const { return mFileName; } void ResourceFile::setFormat( const QString &format ) { mFormatName = format; delete mFormat; FormatFactory *factory = FormatFactory::self(); mFormat = factory->format( mFormatName ); /*US //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; QString text( i18n( "File 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 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" |