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331 lines
9.4 KiB
331 lines
9.4 KiB
/*
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* Copyright (C) 2004, Mart Kelder (mart.kde@hccnet.nl)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "kio_count.h"
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#include "kio.h"
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#include "kio_proto.h"
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#include "kio_single_subject.h"
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#include "mailsubject.h"
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#include "sortedmailsubject.h"
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#include <kdebug.h>
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#include <kio/jobclasses.h>
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#include <kio/scheduler.h>
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#include <kio/slave.h>
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#include <kio/global.h>
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#include <kurl.h>
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#include <qvaluelist.h>
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#include <qstring.h>
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KIO_Count::KIO_Count( QObject * parent, const char * name )
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: QObject ( parent, name ),
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_kurl( 0 ),
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_metadata( 0 ),
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_protocol( 0 ),
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_valid( true ),
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_new_mailurls( 0 ),
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_subjects_pending( 0 ),
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_total_new_messages( 0 ),
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_popup_subjects( 0 )
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{
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}
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KIO_Count::~KIO_Count()
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{
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// Delete copies of urls.
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delete _kurl;
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delete _metadata;
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}
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void KIO_Count::count( KKioDrop *drop )
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{
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if( _new_mailurls )
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return; //A counting is pending, so no new one is started.
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delete _kurl;
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delete _metadata;
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_kio = drop;
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/*
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* Saving current settings: all actions are asynchroon, so if someone
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* use slow servers, settings could been changed before this class is
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* finished with counten. To be able to track back te staring values;
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* these are saved in the class.
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*/
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_kurl = new KURL( *_kio->_kurl );
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_metadata = new KIO::MetaData( *_kio->_metadata );
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_protocol = _kio->_protocol;
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KURL kurl = *_kurl;
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KIO::MetaData metadata = *_metadata;
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// Serup a connection
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if( _protocol->connectionBased( ) )
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{
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_protocol->recheckConnectKURL( kurl, metadata );
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if( kurl.port() == 0 )
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kurl.setPort( _protocol->defaultPort( _kio->_ssl ) );
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if( ! ( _slave = KIO::Scheduler::getConnectedSlave( kurl, metadata ) ) ) //Forcing reload
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{
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kdWarning() << i18n( "Not able to open a kio slave for %1." ).arg( _protocol->configName() ) << endl;
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_kio->emitShowPassivePopup( i18n( "Not able to open a kio slave for %1." ).arg( _protocol->configName() ) );
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_valid = false;
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_kio->emitValidChanged();
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_slave = 0;
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//delete _new_mailurls; _new_mailurls = 0; //No connection pending
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return;
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}
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connect( _slave, SIGNAL( error( int, const QString& ) ), _kio, SLOT( slotConnectionError( int, const QString& ) ) );
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connect( _slave, SIGNAL( warning( const QString& ) ), _kio, SLOT( slotConnectionWarning( const QString& ) ) );
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connect( _slave, SIGNAL( infoMessage( const QString& ) ), _kio, SLOT( slotConnectionInfoMessage( const QString& ) ) );
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/*
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* _protocol->recheckConnectKURL could have change kurl and metadata in order to have the right
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* settings to connect. But some other functions assumed unmodified settings,
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* so the settings are set back to his originals.
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*/
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kurl = *_kurl;
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metadata = *_metadata;
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}
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else
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{
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_slave = 0; //Prevent disconnecting not-existing slave
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}
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/* Blocking this function: no new counts can be started from now */
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_new_mailurls = new QValueList< KKioDrop::FileInfo >;
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_protocol->recheckKURL( kurl, metadata );
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if( kurl.port() == 0 )
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kurl.setPort( _protocol->defaultPort( _kio->_ssl ) );
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//Making job to fetch file-list
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_job = KIO::listDir( kurl, false );
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_job->addMetaData( metadata );
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connect( _job, SIGNAL( result( KIO::Job* ) ), this, SLOT( result( KIO::Job* ) ) );
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connect( _job, SIGNAL( entries( KIO::Job*, const KIO::UDSEntryList& ) ),
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this, SLOT( entries( KIO::Job*, const KIO::UDSEntryList& ) ) );
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if( _protocol->connectionBased() )
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KIO::Scheduler::assignJobToSlave( _slave, _job );
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else
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KIO::Scheduler::scheduleJob( _job );
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}
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void KIO_Count::stopActiveCount()
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{
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if( !_new_mailurls )
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return;
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disconnect( _job, SIGNAL( result( KIO::Job* ) ), this, SLOT( result( KIO::Job* ) ) );
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disconnect( _job, SIGNAL( entries( KIO::Job*, const KIO::UDSEntryList& ) ),
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this, SLOT( entries( KIO::Job*, const KIO::UDSEntryList& ) ) );
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KIO::Scheduler::cancelJob( _job );
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if( _slave )
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{
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//Slave seems to be disconnected by canceling the last job of the slave
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//KIO::Scheduler::disconnectSlave( _slave );
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_slave = 0;
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}
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//Deletings settings
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delete _kurl; _kurl = 0;
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delete _metadata; _metadata = 0;
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delete _new_mailurls; _new_mailurls = 0;
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}
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void KIO_Count::showPassive( const QString& id )
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{
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KURL kurl = *_kio->_kurl;
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KIO::MetaData metadata = *_kio->_metadata;
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kurl = id;
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//KIO::Slave *slave = 0;
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_kio->_protocol->readSubjectKURL( kurl, metadata );
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if( kurl.port() == 0 )
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kurl.setPort( _kio->_protocol->defaultPort( _kio->_ssl ) );
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KIO_Single_Subject *subject = new KIO_Single_Subject( this, id.latin1(), kurl, metadata, _kio->_protocol, _slave, id, 0 );
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_subjects_pending++;
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connect( subject, SIGNAL( readSubject( KornMailSubject* ) ), this, SLOT( addtoPassivePopup( KornMailSubject* ) ) );
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connect( subject, SIGNAL( finished( KIO_Single_Subject* ) ), this, SLOT( deleteSingleSubject( KIO_Single_Subject* ) ) );
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}
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void KIO_Count::disconnectSlave()
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{
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if( _subjects_pending > 0 )
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return; //Still getting data
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if( !_protocol->connectionBased() )
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return; //Protocol doesn't have a connection
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if( !_slave )
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return; //Slave doens't exist
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//Disconnect slave
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KIO::Scheduler::disconnectSlave( _slave );
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_slave = 0;
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_protocol = 0;
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}
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//This function is called when fetching is over
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void KIO_Count::result( KIO::Job* job )
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{
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//job should be the latest job; elsewise: print an error.
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if( job != _job )
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kdError() << i18n( "Got unknown job; something must be wrong..." ) << endl;
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//look of an error occurred. If there is, print the error.
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//This could be very useful by resolving bugs.
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if( job->error() )
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{
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kdError() << i18n( "The next KIO-error occurred by counting: %1" ).arg( job->errorString() ) << endl;
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_kio->emitShowPassivePopup( i18n( "The next KIO-error occurred by counting: %1" ).arg( job->errorString() ) );
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_valid = false;
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_kio->emitValidChanged();
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}
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disconnect( job, SIGNAL( result( KIO::Job* ) ), this, SLOT( result( KIO::Job* ) ) );
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disconnect( job, SIGNAL( entries( KIO::Job*, const KIO::UDSEntryList& ) ),
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this, SLOT( entries( KIO::Job*, const KIO::UDSEntryList& ) ) );
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disconnectSlave();
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//Deletings settings
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delete _kurl; _kurl = 0;
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delete _metadata; _metadata = 0;
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if( _kio->_mailurls->count() != _new_mailurls->count() )
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{
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*_kio->_mailurls = *_new_mailurls;
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_kio->emitChanged(_kio->_mailurls->count());
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}
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else
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{
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*_kio->_mailurls = *_new_mailurls;
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}
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delete _new_mailurls; _new_mailurls = 0;
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_valid = true;
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_kio->emitValidChanged();
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_kio->emitRechecked();
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}
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//An file list is ready; now save it in _kio->_mailurls.
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void KIO_Count::entries( KIO::Job* job, const KIO::UDSEntryList &list )
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{
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QStringList old_list;
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KIO::UDSEntryListConstIterator it1 ;
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KIO::UDSEntry::ConstIterator it2 ;
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KIO::MetaData metadata;
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KURL kurl;
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bool isFile;
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//job should be the latest job
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if( job != _job )
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kdError() << i18n( "Got unknown job; something must be wrong..." ) << endl;
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for( QValueListConstIterator<KKioDrop::FileInfo> it = _kio->_mailurls->begin(); it != _kio->_mailurls->end(); ++it )
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old_list.append( (*it).name );
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for ( it1 = list.begin() ; it1 != list.end() ; it1++ )
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{
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/*
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* The list contains multiple objects. Each object could be a file.
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* Settings about it are saved in this scope until it is added to the list.
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*/
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isFile=false;
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KKioDrop::FileInfo fileinfo;
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fileinfo.name = QString::null;
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fileinfo.size = 0;
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for ( it2 = (*it1).begin() ; it2 != (*it1).end() ; it2++ )
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{
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if( (*it2).m_uds == KIO::UDS_FILE_TYPE &&
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((long)(*it2).m_long & S_IFREG ) )
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isFile=true;
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else if( (*it2).m_uds == KIO::UDS_URL )
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fileinfo.name = (*it2).m_str;
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else if( (*it2).m_uds == KIO::UDS_NAME )
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{ //The file kioslave doesn't return UDS_URL.
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kurl = *_kurl;
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metadata = *_metadata;
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_protocol->recheckKURL( kurl, metadata );
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kurl.setPath ( kurl.path() + '/' + (*it2).m_str );
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fileinfo.name = kurl.url();
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}
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else if( (*it2).m_uds == KIO::UDS_SIZE )
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{
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fileinfo.size = (*it2).m_long;
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}
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}
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//Add the entry.
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if( ! fileinfo.name.isNull() && isFile )
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{
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_new_mailurls->append( fileinfo );
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if( ! old_list.contains( fileinfo.name ) && _kio->passivePopup() )
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showPassive( fileinfo.name );
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}
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}
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}
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void KIO_Count::addtoPassivePopup( KornMailSubject* subject )
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{
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if( ! _popup_subjects )
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{
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_popup_subjects = new SortedMailSubject;
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_popup_subjects->setAutoDelete( true );
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}
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_popup_subjects->inSort( subject );
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if( _popup_subjects->count() > 5 )
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_popup_subjects->removeFirst(); //Overhead: subject is downloaded
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_subjects_pending--;
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_total_new_messages++;
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if( _subjects_pending == 0 )
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{
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_kio->emitShowPassivePopup( dynamic_cast< QPtrList<KornMailSubject>* >( _popup_subjects ), _total_new_messages );
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delete _popup_subjects; _popup_subjects = 0;
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_total_new_messages = 0;
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disconnectSlave();
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}
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}
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void KIO_Count::deleteSingleSubject( KIO_Single_Subject* single_subject )
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{
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delete single_subject;
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}
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#include "kio_count.moc"
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