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tdenetwork/kopete/protocols/oscar/liboscar/ssimodifytask.cpp

638 lines
18 KiB

/*
Kopete Oscar Protocol
ssimodifytask.cpp - Handles all the ssi modification stuff
Copyright (c) 2004 by Kopete Developers <kopete-devel@kde.org>
Based on code Copyright (c) 2004 SuSE Linux AG <http://www.suse.com>
Based on Iris, Copyright (C) 2003 Justin Karneges
Kopete (c) 2002-2004 by the Kopete developers <kopete-devel@kde.org>
*************************************************************************
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Lesser General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
*************************************************************************
*/
#include "ssimodifytask.h"
#include <kdebug.h>
#include <klocale.h>
#include <tqstring.h>
#include "connection.h"
#include "oscarutils.h"
#include "transfer.h"
SSIModifyTask::SSIModifyTask( Task* parent, bool staticTask ) : Task( parent )
{
m_ssiManager = parent->client()->ssiManager();
m_static = staticTask;
m_opType = NoType;
m_opSubject = NoSubject;
m_id = 0;
}
SSIModifyTask::~SSIModifyTask()
{
}
void SSIModifyTask::onGo()
{
sendSSIUpdate();
}
bool SSIModifyTask::take( Transfer* transfer )
{
if ( forMe( transfer ) )
{
SnacTransfer* st = dynamic_cast<SnacTransfer*>( transfer );
if ( st )
{
setTransfer( transfer );
if ( st->snacSubtype() == 0x0008 )
handleSSIAdd();
else if ( st->snacSubtype() == 0x0009 )
handleSSIUpdate();
else if ( st->snacSubtype() == 0x000A )
handleSSIRemove();
else if ( st->snacSubtype() == 0x000E )
handleSSIAck();
setTransfer( 0 );
}
return true;
}
else
return false;
}
bool SSIModifyTask::addContact( const TQString& contact, const TQString& group, bool requiresAuth )
{
m_opType = Add;
m_opSubject = Contact;
TQString newContact = Oscar::normalize( contact );
Oscar::SSI oldItem = m_ssiManager->findContact( newContact );
Oscar::SSI groupItem = m_ssiManager->findGroup( group );
if ( !groupItem )
{
kdDebug( OSCAR_RAW_DEBUG ) << k_funcinfo << "group " << group << " does not exist on SSI. Aborting" << endl;
return false;
}
//create new SSI item and populate the TLV list
TQValueList<TLV> tlvList;
if ( requiresAuth )
{
kdDebug( OSCAR_RAW_DEBUG ) << k_funcinfo << "This contact requires auth. adding appropriate tlv" << endl;
TLV t( 0x0066, 0, 0 );
tlvList.append( t );
}
kdDebug( OSCAR_RAW_DEBUG ) << k_funcinfo << "creating new SSI item for " << contact << " in group " << group << endl;
Oscar::SSI newItem( newContact, groupItem.gid(), m_ssiManager->nextContactId(), ROSTER_CONTACT, tlvList );
m_newItem = newItem;
return true;
}
bool SSIModifyTask::removeContact( const TQString& contact )
{
m_opType = Remove;
m_opSubject = Contact;
m_oldItem = m_ssiManager->findContact( Oscar::normalize( contact ) );
kdDebug(OSCAR_RAW_DEBUG) << k_funcinfo << "Scheduling" << m_oldItem.name() << " for removal" << endl;
return true;
}
bool SSIModifyTask::changeGroup( const TQString& contact, const TQString& newGroup )
{
m_opType = Change;
m_opSubject = Group;
m_oldItem = m_ssiManager->findContact( Oscar::normalize( contact ) );
Oscar::SSI oldGroupItem;
if ( m_oldItem.isValid() )
oldGroupItem = m_ssiManager->findGroup( newGroup );
else
return false;
if ( m_oldItem.gid() == oldGroupItem.gid() )
{ //buddy already exists in this group
kdDebug( OSCAR_RAW_DEBUG ) << k_funcinfo << "contact " << contact << " already exists in group " << oldGroupItem.name() << ". Aborting." << endl;
return false;
}
m_groupItem = m_ssiManager->findGroup( newGroup );
if ( !m_groupItem )
{ //couldn't find group
kdDebug( OSCAR_RAW_DEBUG ) << k_funcinfo << "new group " << newGroup << " not found in SSI. Aborting" << endl;
return false;
}
//create a new SSI item for the buddy in the new group
Oscar::SSI newItem( m_oldItem.name(), m_groupItem.gid(), m_oldItem.bid(), ROSTER_CONTACT, m_oldItem.tlvList() );
m_newItem = newItem;
kdDebug(OSCAR_RAW_DEBUG) << k_funcinfo << "Moving '" << m_oldItem.name() << "' to group " << m_groupItem.name() << endl;
return true;
}
bool SSIModifyTask::addGroup( const TQString& groupName )
{
m_opType = Add;
m_opSubject = Group;
m_newItem = m_ssiManager->findGroup( groupName );
TQValueList<TLV> dummy;
Oscar::SSI newItem( groupName, m_ssiManager->nextGroupId(), 0, ROSTER_GROUP, dummy );
m_newItem = newItem;
kdDebug(OSCAR_RAW_DEBUG) << k_funcinfo << "Adding group '" << m_newItem.name() << "' to SSI" << endl;
return true;
}
bool SSIModifyTask::removeGroup( const TQString& groupName )
{
m_opType = Remove;
m_opSubject = Group;
m_oldItem = m_ssiManager->findGroup( groupName );
kdDebug(OSCAR_RAW_DEBUG) << k_funcinfo << "Scheduling group '" << m_oldItem.name() << "' for removal. " << endl;
return true;
}
bool SSIModifyTask::renameGroup( const TQString& oldName, const TQString & newName )
{
m_opType = Rename;
m_opSubject = Group;
if ( oldName == newName )
return false;
m_oldItem = m_ssiManager->findGroup( oldName );
Oscar::SSI newItem( newName, m_oldItem.gid(), m_oldItem.bid(), ROSTER_GROUP, m_oldItem.tlvList() );
m_newItem = newItem;
return true;
}
bool SSIModifyTask::addItem( const Oscar::SSI& item )
{
m_opType = Add;
m_opSubject = NoSubject;
m_newItem = item;
return true;
}
bool SSIModifyTask::removeItem( const Oscar::SSI& item )
{
m_opType = Remove;
m_opSubject = NoSubject;
m_oldItem = item;
return true;
}
bool SSIModifyTask::modifyItem( const Oscar::SSI& oldItem, const Oscar::SSI& newItem )
{
if ( !m_ssiManager->hasItem( oldItem ) )
return false;
//make sure there are some common things between the two items
if ( oldItem.type() != newItem.type() )
return false;
m_oldItem = oldItem;
m_newItem = newItem;
m_opType = Change;
m_opSubject = NoSubject;
return true;
}
bool SSIModifyTask::forMe( const Transfer * transfer ) const
{
const SnacTransfer* st = dynamic_cast<const SnacTransfer*>( transfer );
if ( !st )
return false;
if ( st->snacService() == 0x0013 )
{
WORD subtype = st->snacSubtype();
if ( m_static )
{
if ( subtype == 0x0008 || subtype == 0x0009 || subtype == 0x000A )
return true;
}
else
{
if ( subtype == 0x000E && m_id == st->snac().id )
return true;
}
}
return false;
}
void SSIModifyTask::handleSSIAck()
{
Buffer* b = transfer()->buffer();
int numItems = b->length() / 2;
for( int i = 0; i < numItems; ++i )
{
WORD ackCode = b->getWord();
kdDebug(OSCAR_RAW_DEBUG) << "Acknowledgement code is " << ackCode << endl;
if ( ackCode != 0x0000 )
freeIdOnError();
switch( ackCode )
{
case 0x0000:
kdDebug( OSCAR_RAW_DEBUG ) << k_funcinfo << "SSI Update successful" << endl;
updateSSIManager();
break;
case 0x0002:
kdDebug( OSCAR_RAW_DEBUG ) << k_funcinfo << "Item to modify not found in list" << endl;
setSuccess( 0, TQString::null );
break;
case 0x0003:
kdDebug( OSCAR_RAW_DEBUG ) << k_funcinfo << "Item already exists in SSI" << endl;
setSuccess( 0, TQString::null );
break;
case 0x000A:
kdDebug( OSCAR_RAW_DEBUG ) << k_funcinfo << "Error adding item ( invalid id, already in list, invalid data )" << endl;
setSuccess( 0, TQString::null );
break;
case 0x000C:
kdDebug( OSCAR_RAW_DEBUG ) << k_funcinfo << "Can't add item. Limit exceeded." << endl;
setSuccess( 0, TQString::null );
break;
case 0x000D:
kdDebug( OSCAR_RAW_DEBUG ) << k_funcinfo << "Can't add ICQ item to AIM list ( and vice versa )" << endl;
setSuccess( 0, TQString::null );
break;
case 0x000E:
{
kdDebug( OSCAR_RAW_DEBUG ) << k_funcinfo << "Can't add item because contact requires authorization" << endl;
Oscar::SSI groupItem = m_ssiManager->findGroup( m_newItem.gid() );
TQString groupName = groupItem.name();
addContact( m_newItem.name(), groupName, true );
go();
break;
}
default:
kdDebug( OSCAR_RAW_DEBUG ) << k_funcinfo << "Unknown acknowledgement code" << endl;
setSuccess( 0, TQString::null );
break;
}
};
}
void SSIModifyTask::sendSSIUpdate()
{
//what type of update are we sending?
if ( m_opSubject == Group && m_opType == Change )
changeGroupOnServer();
//add an item to the ssi list
if ( m_opType == Add )
{
kdDebug( OSCAR_RAW_DEBUG ) << k_funcinfo << "Adding an item to the SSI list" << endl;
sendEditStart();
//add the item
FLAP f1 = { 0x02, 0, 0 };
m_id = client()->snacSequence();
SNAC s1 = { 0x0013, 0x0008, 0x0000, m_id };
Buffer* ssiBuffer = new Buffer;
ssiBuffer->addString( m_newItem );
Transfer* t2 = createTransfer( f1, s1, ssiBuffer );
send( t2 );
sendEditEnd();
}
//remove an item
if ( m_opType == Remove )
{
kdDebug(OSCAR_RAW_DEBUG) << k_funcinfo << "Removing " << m_oldItem.name() << " from SSI" << endl;
sendEditStart();
//remove the item
FLAP f1 = { 0x02, 0, 0 };
m_id = client()->snacSequence();
SNAC s1 = { 0x0013, 0x000A, 0x0000, m_id };
Buffer* ssiBuffer = new Buffer;
ssiBuffer->addString( m_oldItem );
Transfer* t2 = createTransfer( f1, s1, ssiBuffer );
send( t2 );
sendEditEnd();
}
//modify an item
//we use rename for group and change for other items
if ( m_opType == Rename || ( m_opType == Change && m_opSubject != Group ) )
{
kdDebug(OSCAR_RAW_DEBUG) << k_funcinfo << "Modifying the item: " << m_oldItem.toString() << endl;
kdDebug(OSCAR_RAW_DEBUG) << k_funcinfo << "changing it to: " << m_newItem.toString() << endl;
sendEditStart();
//change the group name
FLAP f1 = { 0x02, 0, 0 };
m_id = client()->snacSequence();
SNAC s1 = { 0x0013, 0x0009, 0x0000, m_id };
Buffer* ssiBuffer = new Buffer;
ssiBuffer->addString( m_newItem );
Transfer* t2 = createTransfer( f1, s1, ssiBuffer );
send( t2 );
sendEditEnd();
}
}
void SSIModifyTask::changeGroupOnServer()
{
kdDebug( OSCAR_RAW_DEBUG ) << k_funcinfo << "Moving a contact from one group to another" << endl;
sendEditStart();
//remove the old buddy from the list
FLAP f1 = { 0x02, 0, 0 };
SNAC s1 = { 0x0013, 0x000A, 0x0000, client()->snacSequence() };
Buffer* b1 = new Buffer;
b1->addBSTR( m_oldItem.name().latin1() );
b1->addWord( m_oldItem.gid() );
b1->addWord( m_oldItem.bid() );
b1->addWord( m_oldItem.type() );
b1->addWord( 0 );
Transfer* t2 = createTransfer( f1, s1, b1 );
send( t2 );
//add the buddy to the list with a different group
FLAP f2 = { 0x02, 0, 0 };
m_id = client()->snacSequence(); //we don't care about the first ack
SNAC s2 = { 0x0013, 0x0008, 0x0000, m_id };
Buffer* b2 = new Buffer;
addItemToBuffer( m_newItem, b2 );
Transfer* t3 = createTransfer( f2, s2, b2 );
send( t3 );
//find the old group so we can change it's list of buddy ids
//what a kludge
Oscar::SSI oldGroupItem = m_ssiManager->findGroup( m_oldItem.gid() );
/* not checking the existance of oldGroupItem because if we got here
it has to exist */
//Change the 0x00C8 TLV in the old group item to remove the bid we're
//moving to a different group
TQValueList<TLV> list = oldGroupItem.tlvList();
TLV oldIds = Oscar::findTLV( list, 0x00C8 );
if ( oldIds.type == 0x00C8 )
{
Buffer newTLVData;
Buffer tlvBuffer( oldIds.data, oldIds.length );
while ( tlvBuffer.length() != 0 )
{
WORD id = tlvBuffer.getWord();
if ( id != m_oldItem.bid() )
newTLVData.addWord( id );
}
TLV newGroupTLV( 0x00C8, newTLVData.length(), newTLVData.buffer() );
list.remove( oldIds );
list.append( newGroupTLV );
oldGroupItem.setTLVList( list );
}
//Change the 0x00C8 TLV in the new group item to add the bid we're
//adding to this group
TQValueList<TLV> list2 = m_groupItem.tlvList();
TLV oldIds2 = Oscar::findTLV( list2, 0x00C8 );
TLV newGroupTLV;
if ( oldIds2.type == 0x00C8 )
{
Buffer tlvBuffer( oldIds2.data, oldIds2.length );
tlvBuffer.addWord( m_newItem.bid() );
TLV newGroupTLV( 0x00C8, tlvBuffer.length(), tlvBuffer.buffer() );
list2.remove( oldIds );
list2.append( newGroupTLV );
m_groupItem.setTLVList( list2 );
}
//change the group properties
FLAP f3 = { 0x02, 0, 0 };
SNAC s3 = { 0x0013, 0x0009, 0x0000, client()->snacSequence() };
Buffer* b3 = new Buffer;
addItemToBuffer( oldGroupItem, b3 );
addItemToBuffer( m_groupItem, b3 );
Transfer* t4 = createTransfer( f3, s3, b3 ); //we get no ack from this packet
send( t4 );
sendEditEnd();
}
void SSIModifyTask::updateSSIManager()
{
if ( m_oldItem.isValid() && m_newItem.isValid() )
{
if ( m_opSubject == Contact )
{
kdDebug(OSCAR_RAW_DEBUG) << k_funcinfo << "Removing " << m_oldItem.name() << endl;
m_ssiManager->removeContact( m_oldItem.name() );
kdDebug(OSCAR_RAW_DEBUG) << k_funcinfo << "and adding " << m_newItem.name() << " to SSI manager" << endl;
m_ssiManager->newContact( m_newItem );
}
else if ( m_opSubject == Group )
{
if ( m_opType == Rename )
m_ssiManager->updateGroup( m_newItem );
else if ( m_opType == Change )
m_ssiManager->updateContact( m_newItem );
}
else if ( m_opSubject == NoSubject )
{
kdDebug(OSCAR_RAW_DEBUG) << k_funcinfo << "Removing " << m_oldItem.name() << endl;
m_ssiManager->removeItem( m_oldItem );
kdDebug(OSCAR_RAW_DEBUG) << k_funcinfo << "and adding " << m_newItem.name() << " to SSI manager" << endl;
m_ssiManager->newItem( m_newItem );
}
setSuccess( 0, TQString::null );
return;
}
if ( m_oldItem.isValid() && !m_newItem )
{
kdDebug(OSCAR_RAW_DEBUG) << k_funcinfo << "Removing " << m_oldItem.name() << " from SSI manager" << endl;
if ( m_opSubject == Group )
m_ssiManager->removeGroup( m_oldItem.name() );
else if ( m_opSubject == Contact )
m_ssiManager->removeContact( m_oldItem.name() );
else if ( m_opSubject == NoSubject )
m_ssiManager->removeItem( m_oldItem );
setSuccess( 0, TQString::null );
return;
}
if ( m_newItem.isValid() && !m_oldItem )
{
kdDebug(OSCAR_RAW_DEBUG) << k_funcinfo << "Adding " << m_newItem.name() << " to SSI manager" << endl;
if ( m_opSubject == Group )
m_ssiManager->newGroup( m_newItem );
else if ( m_opSubject == Contact )
m_ssiManager->newContact( m_newItem );
else if ( m_opSubject == NoSubject )
m_ssiManager->newItem( m_newItem );
setSuccess( 0, TQString::null );
return;
}
setSuccess( 0, TQString::null );
}
void SSIModifyTask::freeIdOnError()
{
if ( m_oldItem.isValid() && m_newItem.isValid() )
{
if ( m_opSubject == Contact || m_opSubject == NoSubject )
{
if ( m_oldItem.bid() != m_newItem.bid() )
m_ssiManager->removeID( m_newItem );
}
else if ( m_opSubject == Group )
{
if ( m_oldItem.gid() != m_newItem.gid() )
m_ssiManager->removeID( m_newItem );
}
}
else if ( m_newItem.isValid() && !m_oldItem )
{
if ( m_opSubject == Group || m_opSubject == Contact ||
m_opSubject == NoSubject )
{
m_ssiManager->removeID( m_newItem );
}
}
}
void SSIModifyTask::sendEditStart()
{
SNAC editStartSnac = { 0x0013, 0x0011, 0x0000, client()->snacSequence() };
FLAP editStart = { 0x02, 0, 10 };
Buffer* emptyBuffer = new Buffer;
Transfer* t1 = createTransfer( editStart, editStartSnac, emptyBuffer );
send( t1 );
}
void SSIModifyTask::sendEditEnd()
{
SNAC editEndSnac = { 0x0013, 0x0012, 0x0000, client()->snacSequence() };
FLAP editEnd = { 0x02, 0, 10 } ;
Buffer* emptyBuffer = new Buffer;
Transfer *t5 = createTransfer( editEnd, editEndSnac, emptyBuffer );
send( t5 );
}
void SSIModifyTask::addItemToBuffer( Oscar::SSI item, Buffer* buffer )
{
buffer->addBSTR( item.name().latin1() );
buffer->addWord( item.gid() );
buffer->addWord( item.bid() );
buffer->addWord( item.type() );
buffer->addWord( item.tlvListLength() );
TQValueList<TLV>::const_iterator it = item.tlvList().begin();
TQValueList<TLV>::const_iterator listEnd = item.tlvList().end();
for( ; it != listEnd; ++it )
buffer->addTLV( ( *it ) );
}
Oscar::SSI SSIModifyTask::getItemFromBuffer( Buffer* buffer ) const
{
TQValueList<TLV> tlvList;
WORD strlength = buffer->getWord();
TQString itemName = TQString::fromUtf8( buffer->getBlock( strlength ), strlength );
WORD groupId = buffer->getWord();
WORD itemId = buffer->getWord();
WORD itemType = buffer->getWord();
WORD tlvLength = buffer->getWord();
for ( int i = 0; i < tlvLength; )
{
TLV t = buffer->getTLV();
i += 4;
i += t.length;
tlvList.append( t );
}
if ( itemType == ROSTER_CONTACT )
itemName = Oscar::normalize( itemName );
return Oscar::SSI( itemName, groupId, itemId, itemType, tlvList );
}
void SSIModifyTask::handleSSIAdd()
{
Buffer* b = transfer()->buffer();
while ( b->length() > 0 )
{
Oscar::SSI item = getItemFromBuffer( b );
kdDebug(OSCAR_RAW_DEBUG) << k_funcinfo << "Adding " << item.name() << " to SSI manager" << endl;
if ( item.type() == ROSTER_GROUP )
m_ssiManager->newGroup( item );
else if ( item.type() == ROSTER_CONTACT )
m_ssiManager->newContact( item );
else
m_ssiManager->newItem( item );
}
}
void SSIModifyTask::handleSSIUpdate()
{
Buffer* b = transfer()->buffer();
while ( b->length() > 0 )
{
Oscar::SSI item = getItemFromBuffer( b );
kdDebug(OSCAR_RAW_DEBUG) << k_funcinfo << "Updating " << item.name() << " in SSI manager" << endl;
if ( item.type() == ROSTER_GROUP )
m_ssiManager->updateGroup( item );
else if ( item.type() == ROSTER_CONTACT )
m_ssiManager->updateContact( item );
else
m_ssiManager->updateItem( item );
}
}
void SSIModifyTask::handleSSIRemove()
{
Buffer* b = transfer()->buffer();
while ( b->length() > 0 )
{
Oscar::SSI item = getItemFromBuffer( b );
kdDebug(OSCAR_RAW_DEBUG) << k_funcinfo << "Removing " << item.name() << " from SSI manager" << endl;
if ( item.type() == ROSTER_GROUP )
m_ssiManager->removeGroup( item );
else if ( item.type() == ROSTER_CONTACT )
m_ssiManager->removeContact( item );
else
m_ssiManager->removeItem( item );
}
}
//kate: tab-width 4; indent-mode csands;