Diffstat (limited to 'kabc/plugins/file/resourcefile.cpp') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | kabc/plugins/file/resourcefile.cpp | 389 |
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" |