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00022 #include <signal.h>
00023 #include <sys/types.h>
00024 #include <sys/stat.h>
00025 #include <unistd.h>
00026
00027 #include <qfile.h>
00028 #include <qregexp.h>
00029 #include <qtimer.h>
00030
00031 #include <kapplication.h>
00032 #include <kconfig.h>
00033 #include <kdebug.h>
00034 #include <kio/scheduler.h>
00035 #include <klocale.h>
00036 #include <ksavefile.h>
00037 #include <kstandarddirs.h>
00038 #include <ktempfile.h>
00039
00040 #include "formatfactory.h"
00041 #include "resourcefileconfig.h"
00042 #include "stdaddressbook.h"
00043 #include "lock.h"
00044
00045 #include "resourcefile.h"
00046
00047 using namespace KABC;
00048
00049 ResourceFile::ResourceFile( const KConfig *config )
00050 : Resource( config ), mFormat( 0 ), mLocalTempFile( 0 ),
00051 mAsynchronous( false )
00052 {
00053 QString fileName, formatName;
00054
00055 if ( config ) {
00056 fileName = config->readPathEntry( "FileName", StdAddressBook::fileName() );
00057 formatName = config->readEntry( "FileFormat", "vcard" );
00058 } else {
00059 fileName = StdAddressBook::fileName();
00060 formatName = "vcard";
00061 }
00062
00063 init( fileName, formatName );
00064 }
00065
00066 ResourceFile::ResourceFile( const QString &fileName,
00067 const QString &formatName )
00068 : Resource( 0 ), mFormat( 0 ), mLocalTempFile( 0 ),
00069 mAsynchronous( false )
00070 {
00071 init( fileName, formatName );
00072 }
00073
00074 void ResourceFile::init( const QString &fileName, const QString &formatName )
00075 {
00076 mFormatName = formatName;
00077
00078 FormatFactory *factory = FormatFactory::self();
00079 mFormat = factory->format( mFormatName );
00080
00081 if ( !mFormat ) {
00082 mFormatName = "vcard";
00083 mFormat = factory->format( mFormatName );
00084 }
00085
00086 connect( &mDirWatch, SIGNAL( dirty(const QString&) ), SLOT( fileChanged() ) );
00087 connect( &mDirWatch, SIGNAL( created(const QString&) ), SLOT( fileChanged() ) );
00088 connect( &mDirWatch, SIGNAL( deleted(const QString&) ), SLOT( fileChanged() ) );
00089
00090 setFileName( fileName );
00091
00092 mLock = 0;
00093 }
00094
00095 ResourceFile::~ResourceFile()
00096 {
00097 delete mFormat;
00098 mFormat = 0;
00099 }
00100
00101 void ResourceFile::writeConfig( KConfig *config )
00102 {
00103 Resource::writeConfig( config );
00104
00105 config->writePathEntry( "FileName", mFileName );
00106 config->writeEntry( "FileFormat", mFormatName );
00107 }
00108
00109 Ticket *ResourceFile::requestSaveTicket()
00110 {
00111 kdDebug(5700) << "ResourceFile::requestSaveTicket()" << endl;
00112
00113 if ( !addressBook() ) return 0;
00114
00115 delete mLock;
00116 mLock = new Lock( mFileName );
00117
00118 if ( mLock->lock() ) {
00119 addressBook()->emitAddressBookLocked();
00120 } else {
00121 addressBook()->error( mLock->error() );
00122 kdDebug(5700) << "ResourceFile::requestSaveTicket(): Unable to lock file '"
00123 << mFileName << "': " << mLock->error() << endl;
00124 return 0;
00125 }
00126
00127 return createTicket( this );
00128 }
00129
00130 void ResourceFile::releaseSaveTicket( Ticket *ticket )
00131 {
00132 delete ticket;
00133
00134 delete mLock;
00135 mLock = 0;
00136
00137 addressBook()->emitAddressBookUnlocked();
00138 }
00139
00140 bool ResourceFile::doOpen()
00141 {
00142 QFile file( mFileName );
00143
00144 if ( !file.exists() ) {
00145
00146 bool ok = file.open( IO_WriteOnly );
00147 if ( ok )
00148 file.close();
00149
00150 return ok;
00151 } else {
00152 if ( !file.open( IO_ReadWrite ) )
00153 return false;
00154
00155 if ( file.size() == 0 ) {
00156 file.close();
00157 return true;
00158 }
00159
00160 bool ok = mFormat->checkFormat( &file );
00161 file.close();
00162
00163 return ok;
00164 }
00165 }
00166
00167 void ResourceFile::doClose()
00168 {
00169 }
00170
00171 bool ResourceFile::load()
00172 {
00173 kdDebug(5700) << "ResourceFile::load(): '" << mFileName << "'" << endl;
00174
00175 mAsynchronous = false;
00176
00177 QFile file( mFileName );
00178 if ( !file.open( IO_ReadOnly ) ) {
00179 addressBook()->error( i18n( "Unable to open file '%1'." ).arg( mFileName ) );
00180 return false;
00181 }
00182
00183 return mFormat->loadAll( addressBook(), this, &file );
00184 }
00185
00186 bool ResourceFile::asyncLoad()
00187 {
00188 mAsynchronous = true;
00189
00190 if ( mLocalTempFile ) {
00191 kdDebug(5700) << "stale temp file dedected " << mLocalTempFile->name() << endl;
00192 mLocalTempFile->setAutoDelete( true );
00193 delete mLocalTempFile;
00194 }
00195
00196 mLocalTempFile = new KTempFile();
00197 mTempFile = mLocalTempFile->name();
00198
00199 KURL dest, src;
00200 dest.setPath( mTempFile );
00201 src.setPath( mFileName );
00202
00203 KIO::Scheduler::checkSlaveOnHold( true );
00204 KIO::Job * job = KIO::file_copy( src, dest, -1, true, false, false );
00205 connect( job, SIGNAL( result( KIO::Job* ) ),
00206 this, SLOT( downloadFinished( KIO::Job* ) ) );
00207
00208 return true;
00209 }
00210
00211 bool ResourceFile::save( Ticket * )
00212 {
00213 kdDebug(5700) << "ResourceFile::save()" << endl;
00214
00215
00216 QString extension = "_" + QString::number( QDate::currentDate().dayOfWeek() );
00217 (void) KSaveFile::backupFile( mFileName, QString::null ,
00218 extension );
00219
00220 KSaveFile saveFile( mFileName );
00221 bool ok = false;
00222 if ( saveFile.status() == 0 && saveFile.file() )
00223 {
00224 mFormat->saveAll( addressBook(), this, saveFile.file() );
00225 ok = saveFile.close();
00226 }
00227
00228 if ( !ok )
00229 addressBook()->error( i18n( "Unable to save file '%1'." ).arg( mFileName ) );
00230
00231 return ok;
00232 }
00233
00234 bool ResourceFile::asyncSave( Ticket * )
00235 {
00236 QFile file( mTempFile );
00237
00238 if ( !file.open( IO_WriteOnly ) ) {
00239 emit savingError( this, i18n( "Unable to open file '%1'." ).arg( mTempFile ) );
00240 return false;
00241 }
00242
00243 mFormat->saveAll( addressBook(), this, &file );
00244 file.close();
00245
00246 KURL src, dest;
00247 src.setPath( mTempFile );
00248 dest.setPath( mFileName );
00249
00250 KIO::Scheduler::checkSlaveOnHold( true );
00251 KIO::Job * job = KIO::file_copy( src, dest, -1, true, false, false );
00252 connect( job, SIGNAL( result( KIO::Job* ) ),
00253 this, SLOT( uploadFinished( KIO::Job* ) ) );
00254
00255 return true;
00256 }
00257
00258 void ResourceFile::setFileName( const QString &fileName )
00259 {
00260 mDirWatch.stopScan();
00261 if ( mDirWatch.contains( mFileName ) )
00262 mDirWatch.removeFile( mFileName );
00263
00264 mFileName = fileName;
00265
00266 mDirWatch.addFile( mFileName );
00267 mDirWatch.startScan();
00268 }
00269
00270 QString ResourceFile::fileName() const
00271 {
00272 return mFileName;
00273 }
00274
00275 void ResourceFile::setFormat( const QString &format )
00276 {
00277 mFormatName = format;
00278 delete mFormat;
00279
00280 FormatFactory *factory = FormatFactory::self();
00281 mFormat = factory->format( mFormatName );
00282 }
00283
00284 QString ResourceFile::format() const
00285 {
00286 return mFormatName;
00287 }
00288
00289 void ResourceFile::fileChanged()
00290 {
00291 if ( !addressBook() )
00292 return;
00293
00294 clear();
00295 if ( mAsynchronous )
00296 asyncLoad();
00297 else {
00298 load();
00299 addressBook()->emitAddressBookChanged();
00300 }
00301 }
00302
00303 void ResourceFile::removeAddressee( const Addressee &addr )
00304 {
00305 QFile::remove( QFile::encodeName( locateLocal( "data", "kabc/photos/" ) + addr.uid() ) );
00306 QFile::remove( QFile::encodeName( locateLocal( "data", "kabc/logos/" ) + addr.uid() ) );
00307 QFile::remove( QFile::encodeName( locateLocal( "data", "kabc/sounds/" ) + addr.uid() ) );
00308
00309 mAddrMap.erase( addr.uid() );
00310 }
00311
00312 void ResourceFile::downloadFinished( KIO::Job* )
00313 {
00314 if ( !mLocalTempFile )
00315 emit loadingError( this, i18n( "Download failed in some way!" ) );
00316
00317 QFile file( mTempFile );
00318 if ( !file.open( IO_ReadOnly ) ) {
00319 emit loadingError( this, i18n( "Unable to open file '%1'." ).arg( mTempFile ) );
00320 return;
00321 }
00322
00323 if ( !mFormat->loadAll( addressBook(), this, &file ) )
00324 emit loadingError( this, i18n( "Problems during parsing file '%1'." ).arg( mTempFile ) );
00325 else
00326 emit loadingFinished( this );
00327 }
00328
00329 void ResourceFile::uploadFinished( KIO::Job *job )
00330 {
00331 if ( job->error() )
00332 emit savingError( this, job->errorString() );
00333 else
00334 emit savingFinished( this );
00335 }
00336
00337 #include "resourcefile.moc"