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tdepim/kresources/tvanytime/kcal_resourcetvanytime.cpp

490 lines
14 KiB

/*
This file is part of kdepim.
Copyright (c) 2005 Will Stephenson <wstephenson@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., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "kcal_resourcetvanytime.h"
#include "kcal_tvanytimeprefsbase.h"
#include "kcal_resourcetvanytimeconfig.h"
#include <libkcal/icalformat.h>
#include <libkcal/calendarlocal.h>
#include <libkcal/confirmsavedialog.h>
#include <libkdepim/kpimprefs.h>
#include <tqapplication.h>
#include <tqdom.h>
#include <tqdatetime.h>
#include <tqptrlist.h>
#include <tqregexp.h>
#include <tqstringlist.h>
#include <tqtimer.h>
#include <kabc/locknull.h>
#include <karchive.h>
#include <kdebug.h>
#include <klocale.h>
#include <kresources/configwidget.h>
#include <kstandarddirs.h>
#include <kstringhandler.h>
#include <ktempfile.h>
#include <ktar.h>
#include <kurl.h>
using namespace KCal;
ResourceTVAnytime::ResourceTVAnytime()
: ResourceCached( 0 ), mLock( true )
{
init();
mPrefs->addGroupPrefix( identifier() );
}
ResourceTVAnytime::ResourceTVAnytime( const KConfig *config )
: ResourceCached( config ), mLock( true )
{
init();
mPrefs->addGroupPrefix( identifier() );
if ( config ) readConfig( config );
}
ResourceTVAnytime::~ResourceTVAnytime()
{
disableChangeNotification();
delete mPrefs;
mPrefs = 0;
}
void ResourceTVAnytime::init()
{
mDownloadJob = 0;
mProgress = 0;
mDestination = 0;
mIsShowingError = false;
mPrefs = new TVAnytimePrefsBase();
setType( "tvanytime" );
enableChangeNotification();
//setReadOnly( true );
connect( &mResourceChangedTimer, TQT_SIGNAL( timeout() ),
this, TQT_SLOT( slotEmitResourceChanged() ) );
}
TVAnytimePrefsBase *ResourceTVAnytime::prefs()
{
return mPrefs;
}
void ResourceTVAnytime::readConfig( const KConfig *config )
{
kdDebug() << "KCal::ResourceTVAnytime::readConfig()" << endl;
mPrefs->readConfig();
ResourceCached::readConfig( config );
TQStringList defaultActive;
defaultActive << "BBCOne" << "BBCTwo" << "BBCThree" << "BBCROne" << "BBCRTwo" << "BBCRThree" << "BBCRFour";
mActiveServices = config->readListEntry( "ActiveServices", defaultActive );
}
void ResourceTVAnytime::writeConfig( KConfig *config )
{
kdDebug() << "KCal::ResourceTVAnytime::writeConfig()" << endl;
ResourceCalendar::writeConfig( config );
mPrefs->writeConfig();
ResourceCached::writeConfig( config );
TQStringList activeServices;
ServiceMap::ConstIterator it;
for ( it = mServiceMap.begin(); it != mServiceMap.end(); ++it )
if ( it.data().active() )
activeServices.append( it.key() );
config->writeEntry( "ActiveServices", activeServices );
}
bool ResourceTVAnytime::doOpen()
{
return true;
}
void ResourceTVAnytime::doClose()
{
ResourceCached::doClose();
}
bool ResourceTVAnytime::doLoad()
{
kdDebug() << "ResourceTVAnytime::load()" << endl;
if ( mIsShowingError ) {
kdDebug() << "Still showing error" << endl;
return true;
}
if ( mDownloadJob ) {
kdWarning() << "Download still in progress" << endl;
return false;
}
mUidMap.clear();
mCalendar.close();
disableChangeNotification();
// FIXME - reenable cache
loadCache(); // TODO: default loadCache() won't set up the subresources...
enableChangeNotification();
emit resourceChanged( this );
clearChanges();
mDestination = new KTempFile;
KURL url( prefs()->url() );
KURL destination = KURL( mDestination->name() );
kdDebug(5850) << " SOURCE: " << url.url() << endl;
kdDebug(5850) << " DESTINATION: " << destination.url() << endl;
// TODO: find out if the file to download is fresh. if not, just work with the cache.
mDownloadJob = KIO::file_copy( url, destination, -1, true );
connect( mDownloadJob, TQT_SIGNAL( result( KIO::Job * ) ),
TQT_SLOT( slotJobResult( KIO::Job * ) ) );
mProgress = KPIM::ProgressManager::instance()->createProgressItem(
KPIM::ProgressManager::getUniqueID(), i18n("Downloading program schedule") );
connect( mProgress,
TQT_SIGNAL( progressItemCanceled( KPIM::ProgressItem * ) ),
TQT_SLOT( cancelLoad() ) );
return true;
}
void ResourceTVAnytime::slotJobResult( KIO::Job *job )
{
kdDebug() << "ResourceTVAnytime::slotJobResult(): " << endl;
if ( job->error() ) {
mIsShowingError = true;
loadError( job->errorString() );
mIsShowingError = false;
delete mDestination;
mDestination = 0;
} else {
disableChangeNotification();
clearCache();
// FIXME: This does not take into account the time zone!
readSchedule();
// FIXME - reenable cache
saveCache();
enableChangeNotification();
clearChanges();
emit resourceChanged( this );
emit resourceLoaded( this );
}
mDownloadJob = 0;
if ( mProgress ) mProgress->setComplete();
mProgress = 0;
delete mDestination;
mDestination = 0;
}
TQDomDocument ResourceTVAnytime::archiveFileXml( const TQString & name )
{
TQDomDocument result;
const KArchiveDirectory *dir = mScheduleArchive->directory();
const KArchiveEntry * entry = dir->entry( name );
if ( entry && entry->isFile() )
{
const KArchiveFile * file = static_cast<const KArchiveFile *>( entry );
result.setContent( file->data() );
}
return result;
}
bool ResourceTVAnytime::readSchedule()
{
TQString uncompress = "application/x-gzip";
mScheduleArchive = new KTar( mDestination->name(), uncompress );
mScheduleArchive->open( IO_ReadOnly );
TQDomDocument serviceInfo = archiveFileXml( "ServiceInformation.xml" );
if ( !serviceInfo.isNull() )
readServiceInformation( serviceInfo );
ServiceMap::Iterator it;
// for each date in the tarball/or user preference:
#if 1
for ( it = mServiceMap.begin(); it != mServiceMap.end(); ++it )
{
if ( (it.data().active() ) )
readService( it.key() );
}
#else
TQString serviceId = "BBCOne";
Service s = mServiceMap[ serviceId ];
if ( s.active() )
readService( serviceId );
#endif
mScheduleArchive->close();
return true;
}
bool ResourceTVAnytime::readServiceInformation( const TQDomDocument & serviceInfo )
{
kdDebug() << k_funcinfo << endl;
TQDomElement docElem = serviceInfo.documentElement();
TQDomNode n = docElem.firstChild();
while( !n.isNull() ) {
TQDomElement e = n.toElement(); // try to convert the node to an element.
if( !e.isNull() && e.tagName() == "ProgramDescription" ) {
TQDomNode n2 = e.firstChild();
TQDomElement e2 = n2.toElement();
if( !e2.isNull() && e2.tagName() == "ServiceInformationTable" ) {
TQDomNode n3 = e2.firstChild();
while ( !n3.isNull() ) {
Service s;
TQDomElement e3 = n3.toElement();
if (s.loadXML( e3 ) ) {
s.setActive( mActiveServices.tqcontains( s.id() ) );
bool newService = !mServiceMap.tqcontains( s.id() );
if ( newService )
{
mServiceMap.insert( s.id(), s );
emit signalSubresourceAdded( this, "Calendar", s.id(), s.name() );
}
}
else
kdDebug() << " couldn't find ServiceInformation: " << e3.tagName() << endl;
n3 = n3.nextSibling();
}
}
else
kdDebug() << " couldn't find ServiceInformationTable: " << e2.tagName() << endl;
}
else
kdDebug() << " couldn't find ProgramDescription: " << e.tagName() << endl;
n = n.nextSibling();
}
return true;
}
bool ResourceTVAnytime::readService( const TQString & serviceId )
{
kdDebug() << k_funcinfo << endl;
// open programme information table
Service service = mServiceMap[ serviceId ];
TQStringList entries = mScheduleArchive->directory()->entries();
TQRegExp re( "^(\\d{8})" + serviceId );
TQStringList dates;
TQString todaysDate = TQDate::tqcurrentDate().toString( "yyyyMMdd" );
for( TQStringList::Iterator it = entries.begin(); it != entries.end(); ++it )
{
if ( re.search( *it ) != -1 ) // this entry belongs to the requested service
{
TQString entry = re.cap( 1 );
// handle this date according to user preferences
TQDate entryDate( entry.left( 4 ).toInt(), entry.mid( 4, 2 ).toInt(), entry.right( 2 ).toInt() );
if ( entryDate < TQDate::tqcurrentDate() || ( entryDate > TQDate::tqcurrentDate().addDays( prefs()->days() - 1 ) ) )
continue;
if ( !dates.tqcontains( re.cap( 1 ) ) )
dates.append( re.cap( 1 ) );
}
}
kdDebug() << "reading schedule for " << serviceId << " on " << dates << endl;
for( TQStringList::Iterator it = dates.begin(); it != dates.end(); ++it )
{
ProgramInformationMap progInfoMap = service.programmeInformation();
TQString programInfoFileName = TQString( *it + serviceId + "_pi.xml" );
TQDomDocument programInfo = archiveFileXml( programInfoFileName );
if ( !programInfo.isNull() ) {
TQDomElement docElem = programInfo.documentElement();
TQDomNode n = docElem.firstChild();
while( !n.isNull() ) {
TQDomElement e = n.toElement(); // try to convert the node to an element.
if( !e.isNull() && e.tagName() == "ProgramDescription" ) {
TQDomNode n2 = e.firstChild();
TQDomElement e2 = n2.toElement();
if( !e2.isNull() && e2.tagName() == "ProgramInformationTable" ) {
TQDomNode n3 = e2.firstChild();
while ( !n3.isNull() ) {
TQDomElement e3 = n3.toElement();
ProgramInformation pi;
if ( pi.loadXML( e3 ) ) {
//kdDebug() << "Found programme: " << pi.id() << "," << pi.title() << "," << pi.synopsis() << endl;
progInfoMap.insert( pi.id(), pi );
}
n3 = n3.nextSibling();
}
}
}
n = n.nextSibling();
}
service.setProgramInformation( progInfoMap );
}
else
kdDebug() << "Service file: " << programInfoFileName << " not found in archive" << endl;
// open programme location table, iterate and create incidences
TQString programLocationFileName = TQString( *it + serviceId + "_pl.xml" );
TQDomDocument programLocation = archiveFileXml( programLocationFileName );
if ( !programLocation.isNull() ) {
TQDomElement docElem = programLocation.documentElement();
TQDomNode n = docElem.firstChild();
while( !n.isNull() ) {
TQDomElement e = n.toElement(); // try to convert the node to an element.
if( !e.isNull() && e.tagName() == "ProgramDescription" ) {
TQDomNode n2 = e.firstChild();
TQDomElement e2 = n2.toElement();
if( !e2.isNull() && e2.tagName() == "ProgramLocationTable" ) {
TQDomNode n3 = e2.firstChild();
TQDomElement e3 = n3.toElement();
if( !e3.isNull() && e3.tagName() == "Schedule" ) {
TQString foundServiceId = e3.attribute( "serviceIDRef" );
if ( serviceId == foundServiceId ) {
TQDomNode n4 = e3.firstChild();
while ( !n4.isNull() ) {
TQDomElement e4 = n4.toElement();
ScheduleEvent se;
if ( se.loadXML( e4 ) ) {
ProgramInformation pi = progInfoMap[ se.crid() ];
//kdDebug() << "programme incidence: " << se.crid() << "," << se.startTime() << "," << se.duration() << "," << pi.title() << "," << pi.synopsis() << endl;
KCal::Event *event = new KCal::Event();
event->setFloats( false );
event->setSummary( pi.title() );
event->setDescription( pi.synopsis() );
event->setDtStart( KPimPrefs::localTimeToUtc( se.startTime(), "Europe/London" ) );
event->setDuration( se.duration() );
event->setLocation( service.name() );
event->setCategories( pi.genres() );
event->setUid( se.programUrl() );
event->setCustomProperty( "TVANYWHERE", "SERVICEID", serviceId );
// store the reverse mapping from event to service, for subresources
mUidMap.insert( event->uid(), serviceId );
event->setReadOnly( true );
addIncidence( event );
}
n4 = n4.nextSibling();
}
}
else
kdDebug() << " file contains schedule for another service!" << endl;
}
}
}
n = n.nextSibling();
}
}
else
kdDebug() << "Program location file: " << programLocationFileName << " not found in archive" << endl;
}
return true;
}
TQStringList ResourceTVAnytime::subresources() const
{
//const_cast<ResourceTVAnytime*>( this )->doLoad();
return mServiceMap.keys();
}
const TQString
ResourceTVAnytime::labelForSubresource( const TQString& subresource ) const
{
Service s = mServiceMap[ subresource ];
return s.name();
}
TQString ResourceTVAnytime::subresourceIdentifier( Incidence *incidence )
{
return incidence->customProperty( "TVANYWHERE", "SERVICEID" );
}
bool ResourceTVAnytime::subresourceActive( const TQString & subresource ) const
{
Service s = mServiceMap[ subresource ];
return s.active();
}
void ResourceTVAnytime::setSubresourceActive( const TQString & subresource, bool active )
{
if ( mServiceMap.tqcontains( subresource ) )
{
Service s = mServiceMap[ subresource ];
if ( s.active() != active )
{
s.setActive( active );
mServiceMap.insert( subresource, s );
doLoad();
mResourceChangedTimer.changeInterval( 150 );
}
}
}
KABC::Lock *ResourceTVAnytime::lock()
{
return &mLock;
}
void ResourceTVAnytime::cancelLoad()
{
if ( mDownloadJob ) mDownloadJob->kill();
mDownloadJob = 0;
if ( mProgress ) mProgress->setComplete();
mProgress = 0;
}
void ResourceTVAnytime::slotEmitResourceChanged()
{
emit resourceChanged( this );
mResourceChangedTimer.stop();
}
#include "kcal_resourcetvanytime.moc"