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/* -*- c++ -*-
sievejob.h
KMail, the KDE mail client.
Copyright (c) 2002 Marc Mutz <mutz@kde.org>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License,
version 2.0, as published by the Free Software Foundation.
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, US
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "sievejob.h"
#include <kio/job.h>
using KIO::Job;
// <kio/global.h>
using KIO::UDSAtomTypes;
using KIO::UDSEntryList;
using KIO::UDSEntry;
#include <kdebug.h>
#include <qtextcodec.h>
#include <cassert>
namespace KMail {
SieveJob::SieveJob( const KURL & url, const QString & script,
const QValueStack<Command> & commands,
QObject * parent, const char * name )
: QObject( parent, name ),
mUrl( url ), mJob( 0 ), mDec( 0 ),
mScript( script ), mFileExists( DontKnow ), mCommands( commands ),
mShowProgressInfo(true)
{
assert( !commands.isEmpty() );
schedule( commands.top(), true );
}
SieveJob::SieveJob( const KURL & url, const QString & script,
const QValueStack<Command> & commands,
bool showProgressInfo,
QObject * parent, const char * name )
: QObject( parent, name ),
mUrl( url ), mJob( 0 ), mDec( 0 ),
mScript( script ), mFileExists( DontKnow ), mCommands( commands ),
mShowProgressInfo(showProgressInfo)
{
assert( !commands.isEmpty() );
schedule( commands.top(), showProgressInfo );
}
SieveJob::~SieveJob() {
kill();
delete mDec;
kdDebug(5006) << "~SieveJob()" << endl;
}
void SieveJob::kill( bool quiet ) {
if ( mJob ) mJob->kill( quiet );
}
void SieveJob::schedule( Command command, bool showProgressInfo ) {
switch ( command ) {
case Get:
kdDebug(5006) << "SieveJob::schedule: get( " << mUrl.prettyURL() << " )" << endl;
mJob = KIO::get( mUrl, false /*reload*/, showProgressInfo );
connect( mJob, SIGNAL(data(KIO::Job*,const QByteArray&)),
SLOT(slotData(KIO::Job*,const QByteArray&)) );
break;
case Put:
kdDebug(5006) << "SieveJob::schedule: put( " << mUrl.prettyURL() << " )" << endl;
mJob = KIO::put( mUrl, 0600, true /*overwrite*/, false /*resume*/, showProgressInfo );
connect( mJob, SIGNAL(dataReq(KIO::Job*,QByteArray&)),
SLOT(slotDataReq(KIO::Job*,QByteArray&)) );
break;
case Activate:
kdDebug(5006) << "SieveJob::schedule: chmod( " << mUrl.prettyURL() << ", 0700 )"
<< endl;
mJob = KIO::chmod( mUrl, 0700 );
break;
case Deactivate:
kdDebug(5006) << "SieveJob::schedule: chmod( " << mUrl.prettyURL() << ", 0600 )"
<< endl;
mJob = KIO::chmod( mUrl, 0600 );
break;
case SearchActive:
kdDebug(5006) << "SieveJob::schedule: listDir( " << mUrl.prettyURL() << " )" << endl;
{
KURL url = mUrl;
QString query = url.query(); //save query part, because KURL::cd() erases it
if ( !url.fileName().isEmpty() )
url.cd("..");
url.setQuery( query );
kdDebug(5006) << "SieveJob::schedule: listDir's real URL: " << url.prettyURL()
<< endl;
mJob = KIO::listDir( url, showProgressInfo );
connect( mJob, SIGNAL(entries(KIO::Job*,const KIO::UDSEntryList&)),
SLOT(slotEntries(KIO::Job*,const KIO::UDSEntryList&)) );
break;
}
case List:
kdDebug(5006) << "SieveJob::schedule: listDir( " << mUrl.prettyURL() << " )" << endl;
{
mJob = KIO::listDir( mUrl, showProgressInfo );
connect( mJob, SIGNAL( entries(KIO::Job *, const KIO::UDSEntryList & ) ),
SLOT( slotEntries( KIO::Job *, const KIO::UDSEntryList & ) ) );
break;
}
case Delete:
kdDebug(5006) << "SieveJob::schedule: delete( " << mUrl.prettyURL() << " )" << endl;
mJob = KIO::del( mUrl, false/*shred*/, showProgressInfo );
break;
default:
assert( 0 );
}
mJob->setInteractive(showProgressInfo);
// common to all jobs:
connect( mJob, SIGNAL(result(KIO::Job*)), SLOT(slotResult(KIO::Job*)) );
}
void SieveJob::slotData( Job *, const QByteArray & data ) {
// check for end-of-data marker:
if ( data.size() == 0 )
return;
// make sure we have a textdecoder;
if ( !mDec )
mDec = QTextCodec::codecForMib( 106 /*utf8*/ )->makeDecoder();
// decode utf8; add to mScript:
mScript += mDec->toUnicode( data.data(), data.size() );
}
void SieveJob::slotDataReq( Job *, QByteArray & data ) {
// check whether we have already sent our data:
if ( mScript.isEmpty() ) {
data = QByteArray(); // end-of-data marker
return;
}
// Convert mScript into UTF-8:
data = mScript.utf8();
// "data" contains a trailing NUL, remove:
if ( data.size() > 0 && data[(int)data.size() - 1] == '\0' )
data.resize( data.size() - 1 );
// mark mScript sent:
mScript = QString::null;
}
void SieveJob::slotEntries( Job *, const UDSEntryList & l ) {
// loop over entries:
for ( UDSEntryList::const_iterator it = l.begin() ; it != l.end() ; ++it ) {
// Loop over all UDS atoms to find the UDS_ACCESS and UDS_NAME atoms;
// note if we find an exec'able file ( == active script )
// or the requested filename (mUrl.fileName()).
QString filename;
bool isActive = false;
for ( UDSEntry::const_iterator et = (*it).begin() ; et != (*it).end() ; ++ et ) {
if ( ( *et ).m_uds == KIO::UDS_NAME ) {
filename = ( *et ).m_str;
mAvailableScripts.append( filename );
} else if ( ( *et ).m_uds == KIO::UDS_ACCESS && ( *et ).m_long == 0700 )
isActive = true;
}
if ( isActive )
mActiveScriptName = filename;
if ( mFileExists == DontKnow && filename == mUrl.fileName() )
mFileExists = Yes;
emit item( this, filename, isActive );
if ( mFileExists == Yes && !mActiveScriptName.isEmpty() )
return; // early return if we have all information
}
}
void SieveJob::slotResult( Job * job ) {
Command lastCmd = mCommands.top();
// First, let's see if we come back from a SearchActive. If so, set
// mFileExists to No if we didn't see the mUrl.fileName() during
// listDir...
if ( lastCmd == SearchActive && mFileExists == DontKnow && !job->error() )
mFileExists = No;
// prepare for next round:
mCommands.pop();
delete mDec; mDec = 0;
if ( mSieveCapabilities.empty() ) {
mSieveCapabilities = QStringList::split( ' ', job->queryMetaData( "sieveExtensions" ) );
kdDebug(5006) << "Received Sieve extensions supported:" << endl
<< mSieveCapabilities.join("\n") << endl;
}
// check for errors:
if ( job->error() ) {
if ( job->isInteractive() ) {
job->showErrorDialog( 0 );
}
emit result( this, false, mScript, mUrl.fileName() == mActiveScriptName );
if ( lastCmd == List )
emit gotList( this, false, mAvailableScripts, mActiveScriptName );
else
emit gotScript( this, false, mScript, mUrl.fileName() == mActiveScriptName );
mJob = 0;
delete this;
return;
}
// check for new tasks:
if ( !mCommands.empty() ) {
// Don't fail get'ting a non-existant script:
if ( mCommands.top() == Get && mFileExists == No ) {
mScript = QString::null;
mCommands.pop();
}
}
if ( mCommands.empty() ) {
// was last command; report success and delete this object:
emit result( this, true, mScript, mUrl.fileName() == mActiveScriptName );
if ( lastCmd == List )
emit gotList( this, true, mAvailableScripts, mActiveScriptName );
else
emit gotScript( this, true, mScript, mUrl.fileName() == mActiveScriptName );
mJob = 0; // deletes itself on returning from this slot
delete this;
return;
} else {
// schedule the next command:
schedule( mCommands.top(), mShowProgressInfo );
}
}
SieveJob * SieveJob::put( const KURL & dest, const QString & script,
bool makeActive, bool wasActive ) {
QValueStack<Command> commands;
if ( makeActive )
commands.push( Activate );
if ( wasActive )
commands.push( Deactivate );
commands.push( Put );
return new SieveJob( dest, script, commands );
}
SieveJob * SieveJob::get( const KURL & src, bool showProgressInfo ) {
QValueStack<Command> commands;
commands.push( Get );
commands.push( SearchActive );
return new SieveJob( src, QString::null, commands, showProgressInfo );
}
SieveJob * SieveJob::list( const KURL & src ) {
QValueStack<Command> commands;
commands.push( List );
return new SieveJob( src, QString::null, commands );
}
SieveJob * SieveJob::del( const KURL & url ) {
QValueStack<Command> commands;
commands.push( Delete );
return new SieveJob( url, QString::null, commands );
}
SieveJob * SieveJob::activate( const KURL & url ) {
QValueStack<Command> commands;
commands.push( Activate );
return new SieveJob( url, QString::null, commands );
}
} // namespace KMail
#include "sievejob.moc"
// vim: set noet sts=2 ts=8 sw=2:
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