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tdepim/kmail/kmfilter.cpp

431 lines
13 KiB

/* -*- mode: C++; c-file-style: "gnu" -*-
* kmail: KDE mail client
* Copyright (c) 1996-1998 Stefan Taferner <taferner@kde.org>
*
* 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.
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "kmfilter.h"
#include "kmkernel.h"
#include "accountmanager.h"
using KMail::AccountManager;
#include "kmacctimap.h"
#include "kmfilteraction.h"
#include "kmglobal.h"
#include "filterlog.h"
using KMail::FilterLog;
#include <tdelocale.h>
#include <tdemessagebox.h>
#include <kdebug.h>
#include <tdeconfig.h>
#include <assert.h>
KMFilter::KMFilter( TDEConfig* aConfig, bool popFilter )
: bPopFilter(popFilter)
{
if (!bPopFilter)
mActions.setAutoDelete( true );
if ( aConfig )
readConfig( aConfig );
else if ( bPopFilter )
mAction = Down;
else {
bApplyOnInbound = true;
bApplyOnOutbound = false;
bApplyOnExplicit = true;
bStopProcessingHere = true;
bConfigureShortcut = false;
bConfigureToolbar = false;
bAutoNaming = true;
mApplicability = All;
}
}
KMFilter::KMFilter( const KMFilter & aFilter )
{
bPopFilter = aFilter.isPopFilter();
if ( !bPopFilter )
mActions.setAutoDelete( true );
mPattern = aFilter.mPattern;
if ( bPopFilter ){
mAction = aFilter.mAction;
} else {
bApplyOnInbound = aFilter.applyOnInbound();
bApplyOnOutbound = aFilter.applyOnOutbound();
bApplyOnExplicit = aFilter.applyOnExplicit();
bStopProcessingHere = aFilter.stopProcessingHere();
bConfigureShortcut = aFilter.configureShortcut();
bConfigureToolbar = aFilter.configureToolbar();
mApplicability = aFilter.applicability();
mIcon = aFilter.icon();
mShortcut = aFilter.shortcut();
TQPtrListIterator<KMFilterAction> it( aFilter.mActions );
for ( it.toFirst() ; it.current() ; ++it ) {
KMFilterActionDesc *desc = (*kmkernel->filterActionDict())[ (*it)->name() ];
if ( desc ) {
KMFilterAction *f = desc->create();
if ( f ) {
f->argsFromString( (*it)->argsAsString() );
mActions.append( f );
}
}
}
mAccounts.clear();
TQValueListConstIterator<int> it2;
for ( it2 = aFilter.mAccounts.begin() ; it2 != aFilter.mAccounts.end() ; ++it2 )
mAccounts.append( *it2 );
}
}
// only for !bPopFilter
KMFilter::ReturnCode KMFilter::execActions( KMMessage* msg, bool& stopIt ) const
{
ReturnCode status = NoResult;
TQPtrListIterator<KMFilterAction> it( mActions );
for ( it.toFirst() ; it.current() ; ++it ) {
if ( FilterLog::instance()->isLogging() ) {
TQString logText( i18n( "<b>Applying filter action:</b> %1" )
.arg( (*it)->displayString() ) );
FilterLog::instance()->add( logText, FilterLog::appliedAction );
}
KMFilterAction::ReturnCode result = (*it)->process( msg );
switch ( result ) {
case KMFilterAction::CriticalError:
if ( FilterLog::instance()->isLogging() ) {
TQString logText = TQString( "<font color=#FF0000>%1</font>" )
.arg( i18n( "A critical error occurred. Processing stops here." ) );
FilterLog::instance()->add( logText, FilterLog::appliedAction );
}
// in case it's a critical error: return immediately!
return CriticalError;
case KMFilterAction::ErrorButGoOn:
if ( FilterLog::instance()->isLogging() ) {
TQString logText = TQString( "<font color=#FF0000>%1</font>" )
.arg( i18n( "A problem was found while applying this action." ) );
FilterLog::instance()->add( logText, FilterLog::appliedAction );
}
default:
break;
}
}
if ( status == NoResult ) // No filters matched, keep copy of message
status = GoOn;
stopIt = stopProcessingHere();
return status;
}
bool KMFilter::requiresBody( KMMsgBase* msg )
{
if (pattern() && pattern()->requiresBody())
return true; // no pattern means always matches?
TQPtrListIterator<KMFilterAction> it( *actions() );
for ( it.toFirst() ; it.current() ; ++it )
if ((*it)->requiresBody( msg ))
return true;
return false;
}
/** No descriptions */
// only for bPopFilter
void KMFilter::setAction(const KMPopFilterAction aAction)
{
mAction = aAction;
}
// only for bPopFilter
KMPopFilterAction KMFilter::action()
{
return mAction;
}
// only for !bPopFilter
bool KMFilter::folderRemoved( KMFolder* aFolder, KMFolder* aNewFolder )
{
bool rem = false;
TQPtrListIterator<KMFilterAction> it( mActions );
for ( it.toFirst() ; it.current() ; ++it )
if ( (*it)->folderRemoved( aFolder, aNewFolder ) )
rem = true;
return rem;
}
void KMFilter::setApplyOnAccount( uint id, bool aApply )
{
if (aApply && !mAccounts.contains( id )) {
mAccounts.append( id );
} else if (!aApply && mAccounts.contains( id )) {
mAccounts.remove( id );
}
}
bool KMFilter::applyOnAccount( uint id ) const
{
if ( applicability() == All )
return true;
if ( applicability() == ButImap ) {
KMAccount *account = kmkernel->acctMgr()->find( id );
bool result = account && !dynamic_cast<KMAcctImap*>(account);
return result;
}
if ( applicability() == Checked )
return mAccounts.contains( id );
return false;
}
//-----------------------------------------------------------------------------
void KMFilter::readConfig(TDEConfig* config)
{
// MKSearchPattern::readConfig ensures
// that the pattern is purified.
mPattern.readConfig(config);
if (bPopFilter) {
// get the action description...
TQString action = config->readEntry( "action" );
if ( action == "down" )
mAction = Down;
else if ( action == "later" )
mAction = Later;
else if ( action == "delete" )
mAction = Delete;
else
mAction = NoAction;
}
else {
TQStringList sets = config->readListEntry("apply-on");
if ( sets.isEmpty() && !config->hasKey("apply-on") ) {
bApplyOnOutbound = false;
bApplyOnInbound = true;
bApplyOnExplicit = true;
mApplicability = ButImap;
} else {
bApplyOnInbound = bool(sets.contains("check-mail"));
bApplyOnOutbound = bool(sets.contains("send-mail"));
bApplyOnExplicit = bool(sets.contains("manual-filtering"));
mApplicability = (AccountType)config->readNumEntry( "Applicability", ButImap );
}
bStopProcessingHere = config->readBoolEntry("StopProcessingHere", true);
bConfigureShortcut = config->readBoolEntry("ConfigureShortcut", false);
TQString shortcut( config->readEntry( "Shortcut" ) );
if ( !shortcut.isEmpty() ) {
TDEShortcut sc( shortcut );
setShortcut( sc );
}
bConfigureToolbar = config->readBoolEntry("ConfigureToolbar", false);
bConfigureToolbar = bConfigureToolbar && bConfigureShortcut;
mIcon = config->readEntry( "Icon", "gear" );
bAutoNaming = config->readBoolEntry("AutomaticName", false);
int i, numActions;
TQString actName, argsName;
mActions.clear();
numActions = config->readNumEntry("actions",0);
if (numActions > FILTER_MAX_ACTIONS) {
numActions = FILTER_MAX_ACTIONS ;
KMessageBox::information( 0, i18n("<qt>Too many filter actions in filter rule <b>%1</b>.</qt>").arg( mPattern.name() ) );
}
for ( i=0 ; i < numActions ; i++ ) {
actName.sprintf("action-name-%d", i);
argsName.sprintf("action-args-%d", i);
// get the action description...
KMFilterActionDesc *desc = (*kmkernel->filterActionDict())[ config->readEntry( actName ) ];
if ( desc ) {
//...create an instance...
KMFilterAction *fa = desc->create();
if ( fa ) {
//...load it with it's parameter...
fa->argsFromString( config->readEntry( argsName ) );
//...check if it's emoty and...
if ( !fa->isEmpty() )
//...append it if it's not and...
mActions.append( fa );
else
//...delete is else.
delete fa;
}
} else
KMessageBox::information( 0 /* app-global modal dialog box */,
i18n("<qt>Unknown filter action <b>%1</b><br>in filter rule <b>%2</b>.<br>Ignoring it.</qt>")
.arg( config->readEntry( actName ) ).arg( mPattern.name() ) );
}
mAccounts = config->readIntListEntry( "accounts-set" );
}
}
void KMFilter::writeConfig(TDEConfig* config) const
{
mPattern.writeConfig(config);
if (bPopFilter) {
switch ( mAction ) {
case Down:
config->writeEntry( "action", "down" );
break;
case Later:
config->writeEntry( "action", "later" );
break;
case Delete:
config->writeEntry( "action", "delete" );
break;
default:
config->writeEntry( "action", "" );
}
} else {
TQStringList sets;
if ( bApplyOnInbound )
sets.append( "check-mail" );
if ( bApplyOnOutbound )
sets.append( "send-mail" );
if ( bApplyOnExplicit )
sets.append( "manual-filtering" );
config->writeEntry( "apply-on", sets );
config->writeEntry( "StopProcessingHere", bStopProcessingHere );
config->writeEntry( "ConfigureShortcut", bConfigureShortcut );
if ( !mShortcut.isNull() )
config->writeEntry( "Shortcut", mShortcut.toString() );
config->writeEntry( "ConfigureToolbar", bConfigureToolbar );
config->writeEntry( "Icon", mIcon );
config->writeEntry( "AutomaticName", bAutoNaming );
config->writeEntry( "Applicability", mApplicability );
TQString key;
int i;
TQPtrListIterator<KMFilterAction> it( mActions );
for ( i=0, it.toFirst() ; it.current() ; ++it, ++i ) {
config->writeEntry( key.sprintf("action-name-%d", i),
(*it)->name() );
config->writeEntry( key.sprintf("action-args-%d", i),
(*it)->argsAsString() );
}
config->writeEntry( "actions", i );
config->writeEntry( "accounts-set", mAccounts );
}
}
void KMFilter::purify()
{
mPattern.purify();
if (!bPopFilter) {
TQPtrListIterator<KMFilterAction> it( mActions );
it.toLast();
while ( it.current() )
if ( (*it)->isEmpty() )
mActions.remove ( (*it) );
else
--it;
// Remove invalid accounts from mAccounts - just to be tidy
TQValueListIterator<int> it2 = mAccounts.begin();
while ( it2 != mAccounts.end() ) {
if ( !kmkernel->acctMgr()->find( *it2 ) )
it2 = mAccounts.remove( it2 );
else
++it2;
}
}
}
bool KMFilter::isEmpty() const
{
if (bPopFilter)
return mPattern.isEmpty();
else
return mPattern.isEmpty() && mActions.isEmpty() && mAccounts.isEmpty();
}
#ifndef NDEBUG
const TQString KMFilter::asString() const
{
TQString result;
result += mPattern.asString();
if (bPopFilter){
result += " action: ";
result += mAction;
result += "\n";
}
else {
TQPtrListIterator<KMFilterAction> it( mActions );
for ( it.toFirst() ; it.current() ; ++it ) {
result += " action: ";
result += (*it)->label();
result += " ";
result += (*it)->argsAsString();
result += "\n";
}
result += "This filter belongs to the following sets:";
if ( bApplyOnInbound )
result += " Inbound";
if ( bApplyOnOutbound )
result += " Outbound";
if ( bApplyOnExplicit )
result += " Explicit";
result += "\n";
if ( bApplyOnInbound && mApplicability == All ) {
result += "This filter applies to all accounts.\n";
} else if ( bApplyOnInbound && mApplicability == ButImap ) {
result += "This filter applies to all but online IMAP accounts.\n";
} else if ( bApplyOnInbound ) {
TQValueListConstIterator<int> it2;
result += "This filter applies to the following accounts:";
if ( mAccounts.isEmpty() )
result += " None";
else for ( it2 = mAccounts.begin() ; it2 != mAccounts.end() ; ++it2 )
if ( kmkernel->acctMgr()->find( *it2 ) )
result += " " + kmkernel->acctMgr()->find( *it2 )->name();
result += "\n";
}
if ( bStopProcessingHere )
result += "If it matches, processing stops at this filter.\n";
}
return result;
}
#endif