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tdepim/korn/tdeio_count.cpp

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/*
* Copyright (C) 2004, Mart Kelder (mart.kde@hccnet.nl)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "tdeio_count.h"
#include "tdeio.h"
#include "tdeio_proto.h"
#include "tdeio_single_subject.h"
#include "mailsubject.h"
#include "sortedmailsubject.h"
#include <kdebug.h>
#include <tdeio/jobclasses.h>
#include <tdeio/scheduler.h>
#include <tdeio/slave.h>
#include <tdeio/global.h>
#include <kurl.h>
#include <tqvaluelist.h>
#include <tqstring.h>
TDEIO_Count::TDEIO_Count( TQObject * parent, const char * name )
: TQObject ( parent, name ),
_kurl( 0 ),
_metadata( 0 ),
_protocol( 0 ),
_valid( true ),
_new_mailurls( 0 ),
_subjects_pending( 0 ),
_total_new_messages( 0 ),
_popup_subjects( 0 )
{
}
TDEIO_Count::~TDEIO_Count()
{
// Delete copies of urls.
delete _kurl;
delete _metadata;
}
void TDEIO_Count::count( KKioDrop *drop )
{
if( _new_mailurls )
return; //A counting is pending, so no new one is started.
delete _kurl;
delete _metadata;
_tdeio = drop;
/*
* Saving current settings: all actions are asynchroon, so if someone
* use slow servers, settings could been changed before this class is
* finished with counten. To be able to track back te staring values;
* these are saved in the class.
*/
_kurl = new KURL( *_tdeio->_kurl );
_metadata = new TDEIO::MetaData( *_tdeio->_metadata );
_protocol = _tdeio->_protocol;
KURL kurl = *_kurl;
TDEIO::MetaData metadata = *_metadata;
// Serup a connection
if( _protocol->connectionBased( ) )
{
_protocol->recheckConnectKURL( kurl, metadata );
if( kurl.port() == 0 )
kurl.setPort( _protocol->defaultPort( _tdeio->_ssl ) );
if( ! ( _slave = TDEIO::Scheduler::getConnectedSlave( kurl, metadata ) ) ) //Forcing reload
{
kdWarning() << i18n( "Not able to open a tdeio slave for %1." ).arg( _protocol->configName() ) << endl;
_tdeio->emitShowPassivePopup( i18n( "Not able to open a tdeio slave for %1." ).arg( _protocol->configName() ) );
_valid = false;
_tdeio->emitValidChanged();
_slave = 0;
//delete _new_mailurls; _new_mailurls = 0; //No connection pending
return;
}
connect( _slave, TQ_SIGNAL( error( int, const TQString& ) ), _tdeio, TQ_SLOT( slotConnectionError( int, const TQString& ) ) );
connect( _slave, TQ_SIGNAL( warning( const TQString& ) ), _tdeio, TQ_SLOT( slotConnectionWarning( const TQString& ) ) );
connect( _slave, TQ_SIGNAL( infoMessage( const TQString& ) ), _tdeio, TQ_SLOT( slotConnectionInfoMessage( const TQString& ) ) );
/*
* _protocol->recheckConnectKURL could have change kurl and metadata in order to have the right
* settings to connect. But some other functions assumed unmodified settings,
* so the settings are set back to his originals.
*/
kurl = *_kurl;
metadata = *_metadata;
}
else
{
_slave = 0; //Prevent disconnecting not-existing slave
}
/* Blocking this function: no new counts can be started from now */
_new_mailurls = new TQValueList< KKioDrop::FileInfo >;
_protocol->recheckKURL( kurl, metadata );
if( kurl.port() == 0 )
kurl.setPort( _protocol->defaultPort( _tdeio->_ssl ) );
//Making job to fetch file-list
_job = TDEIO::listDir( kurl, false );
_job->addMetaData( metadata );
connect( _job, TQ_SIGNAL( result( TDEIO::Job* ) ), this, TQ_SLOT( result( TDEIO::Job* ) ) );
connect( _job, TQ_SIGNAL( entries( TDEIO::Job*, const TDEIO::UDSEntryList& ) ),
this, TQ_SLOT( entries( TDEIO::Job*, const TDEIO::UDSEntryList& ) ) );
if( _protocol->connectionBased() )
TDEIO::Scheduler::assignJobToSlave( _slave, _job );
else
TDEIO::Scheduler::scheduleJob( _job );
}
void TDEIO_Count::stopActiveCount()
{
if( !_new_mailurls )
return;
disconnect( _job, TQ_SIGNAL( result( TDEIO::Job* ) ), this, TQ_SLOT( result( TDEIO::Job* ) ) );
disconnect( _job, TQ_SIGNAL( entries( TDEIO::Job*, const TDEIO::UDSEntryList& ) ),
this, TQ_SLOT( entries( TDEIO::Job*, const TDEIO::UDSEntryList& ) ) );
TDEIO::Scheduler::cancelJob( _job );
if( _slave )
{
//Slave seems to be disconnected by canceling the last job of the slave
//TDEIO::Scheduler::disconnectSlave( _slave );
_slave = 0;
}
//Deletings settings
delete _kurl; _kurl = 0;
delete _metadata; _metadata = 0;
delete _new_mailurls; _new_mailurls = 0;
}
void TDEIO_Count::showPassive( const TQString& id )
{
KURL kurl = *_tdeio->_kurl;
TDEIO::MetaData metadata = *_tdeio->_metadata;
kurl = id;
//TDEIO::Slave *slave = 0;
_tdeio->_protocol->readSubjectKURL( kurl, metadata );
if( kurl.port() == 0 )
kurl.setPort( _tdeio->_protocol->defaultPort( _tdeio->_ssl ) );
TDEIO_Single_Subject *subject = new TDEIO_Single_Subject( this, id.latin1(), kurl, metadata, _tdeio->_protocol, _slave, id, 0 );
_subjects_pending++;
connect( subject, TQ_SIGNAL( readSubject( KornMailSubject* ) ), this, TQ_SLOT( addtoPassivePopup( KornMailSubject* ) ) );
connect( subject, TQ_SIGNAL( finished( TDEIO_Single_Subject* ) ), this, TQ_SLOT( deleteSingleSubject( TDEIO_Single_Subject* ) ) );
}
void TDEIO_Count::disconnectSlave()
{
if( _subjects_pending > 0 )
return; //Still getting data
if( !_protocol->connectionBased() )
return; //Protocol doesn't have a connection
if( !_slave )
return; //Slave doens't exist
//Disconnect slave
TDEIO::Scheduler::disconnectSlave( _slave );
_slave = 0;
_protocol = 0;
}
//This function is called when fetching is over
void TDEIO_Count::result( TDEIO::Job* job )
{
//job should be the latest job; elsewise: print an error.
if( job != _job )
kdError() << i18n( "Got unknown job; something must be wrong..." ) << endl;
//look of an error occurred. If there is, print the error.
//This could be very useful by resolving bugs.
if( job->error() )
{
kdError() << i18n( "The next TDEIO-error occurred by counting: %1" ).arg( job->errorString() ) << endl;
_tdeio->emitShowPassivePopup( i18n( "The next TDEIO-error occurred by counting: %1" ).arg( job->errorString() ) );
_valid = false;
_tdeio->emitValidChanged();
}
disconnect( job, TQ_SIGNAL( result( TDEIO::Job* ) ), this, TQ_SLOT( result( TDEIO::Job* ) ) );
disconnect( job, TQ_SIGNAL( entries( TDEIO::Job*, const TDEIO::UDSEntryList& ) ),
this, TQ_SLOT( entries( TDEIO::Job*, const TDEIO::UDSEntryList& ) ) );
disconnectSlave();
//Deletings settings
delete _kurl; _kurl = 0;
delete _metadata; _metadata = 0;
if( _tdeio->_mailurls->count() != _new_mailurls->count() )
{
*_tdeio->_mailurls = *_new_mailurls;
_tdeio->emitChanged(_tdeio->_mailurls->count());
}
else
{
*_tdeio->_mailurls = *_new_mailurls;
}
delete _new_mailurls; _new_mailurls = 0;
_valid = true;
_tdeio->emitValidChanged();
_tdeio->emitRechecked();
}
//An file list is ready; now save it in _tdeio->_mailurls.
void TDEIO_Count::entries( TDEIO::Job* job, const TDEIO::UDSEntryList &list )
{
TQStringList old_list;
TDEIO::UDSEntryListConstIterator it1 ;
TDEIO::UDSEntry::ConstIterator it2 ;
TDEIO::MetaData metadata;
KURL kurl;
bool isFile;
//job should be the latest job
if( job != _job )
kdError() << i18n( "Got unknown job; something must be wrong..." ) << endl;
for( TQValueListConstIterator<KKioDrop::FileInfo> it = _tdeio->_mailurls->begin(); it != _tdeio->_mailurls->end(); ++it )
old_list.append( (*it).name );
for ( it1 = list.begin() ; it1 != list.end() ; it1++ )
{
/*
* The list contains multiple objects. Each object could be a file.
* Settings about it are saved in this scope until it is added to the list.
*/
isFile=false;
KKioDrop::FileInfo fileinfo;
fileinfo.name = TQString();
fileinfo.size = 0;
for ( it2 = (*it1).begin() ; it2 != (*it1).end() ; it2++ )
{
if( (*it2).m_uds == TDEIO::UDS_FILE_TYPE &&
((long)(*it2).m_long & S_IFREG ) )
isFile=true;
else if( (*it2).m_uds == TDEIO::UDS_URL )
fileinfo.name = (*it2).m_str;
else if( (*it2).m_uds == TDEIO::UDS_NAME )
{ //The file tdeioslave doesn't return UDS_URL.
kurl = *_kurl;
metadata = *_metadata;
_protocol->recheckKURL( kurl, metadata );
kurl.setPath ( kurl.path() + '/' + (*it2).m_str );
fileinfo.name = kurl.url();
}
else if( (*it2).m_uds == TDEIO::UDS_SIZE )
{
fileinfo.size = (*it2).m_long;
}
}
//Add the entry.
if( ! fileinfo.name.isNull() && isFile )
{
_new_mailurls->append( fileinfo );
if( ! old_list.contains( fileinfo.name ) && _tdeio->passivePopup() )
showPassive( fileinfo.name );
}
}
}
void TDEIO_Count::addtoPassivePopup( KornMailSubject* subject )
{
if( ! _popup_subjects )
{
_popup_subjects = new SortedMailSubject;
_popup_subjects->setAutoDelete( true );
}
_popup_subjects->inSort( subject );
if( _popup_subjects->count() > 5 )
_popup_subjects->removeFirst(); //Overhead: subject is downloaded
_subjects_pending--;
_total_new_messages++;
if( _subjects_pending == 0 )
{
_tdeio->emitShowPassivePopup( dynamic_cast< TQPtrList<KornMailSubject>* >( _popup_subjects ), _total_new_messages );
delete _popup_subjects; _popup_subjects = 0;
_total_new_messages = 0;
disconnectSlave();
}
}
void TDEIO_Count::deleteSingleSubject( TDEIO_Single_Subject* single_subject )
{
delete single_subject;
}
#include "tdeio_count.moc"