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/*
task.cpp - Kopete Groupwise Protocol
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 <qtimer.h>
#include "connection.h"
#include "transfer.h"
#include "safedelete.h"
#include "buffer.h"
#include "task.h"
class Task::TaskPrivate
{
public:
TaskPrivate() {}
Q_UINT32 id;
bool success;
int statusCode;
QString statusString;
Connection* client;
bool insignificant, deleteme, autoDelete;
bool done;
Transfer* transfer;
};
Task::Task(Task *parent)
:QObject(parent)
{
init();
d->client = parent->client();
connect(d->client, SIGNAL(disconnected()), SLOT(clientDisconnected()));
}
Task::Task(Connection* parent, bool)
:QObject(0)
{
init();
d->client = parent;
connect(d->client, SIGNAL(disconnected()), SLOT(clientDisconnected()));
}
Task::~Task()
{
delete d->transfer;
delete d;
}
void Task::init()
{
d = new TaskPrivate;
d->success = false;
d->insignificant = false;
d->deleteme = false;
d->autoDelete = false;
d->done = false;
d->transfer = 0;
d->id = 0;
}
Task *Task::parent() const
{
return (Task *)QObject::parent();
}
Connection *Task::client() const
{
return d->client;
}
Transfer * Task::transfer() const
{
return d->transfer;
}
void Task::setTransfer( Transfer * transfer )
{
d->transfer = transfer;
}
long Task::id() const
{
return d->id;
}
bool Task::success() const
{
return d->success;
}
int Task::statusCode() const
{
return d->statusCode;
}
const QString & Task::statusString() const
{
return d->statusString;
}
void Task::go(bool autoDelete)
{
d->autoDelete = autoDelete;
onGo();
}
bool Task::take( Transfer * transfer)
{
const QObjectList *p = children();
if(!p)
return false;
// pass along the transfer to our children
QObjectListIt it(*p);
Task *t;
for(; it.current(); ++it) {
QObject *obj = it.current();
if(!obj->inherits("Task"))
continue;
t = static_cast<Task*>(obj);
if(t->take( transfer ))
{
//qDebug( "Transfer ACCEPTED by: %s", t->className() );
return true;
}
//else
//qDebug( "Transfer refused by: %s", t->className() );
}
return false;
}
void Task::safeDelete()
{
if(d->deleteme)
return;
d->deleteme = true;
if(!d->insignificant)
SafeDelete::deleteSingle(this);
}
void Task::onGo()
{
qDebug( "ERROR: calling default NULL onGo() for this task, you should reimplement this!");
}
void Task::onDisconnect()
{
if(!d->done) {
d->success = false;
d->statusCode = ErrDisc;
d->statusString = tr("Disconnected");
// delay this so that tasks that react don't block the shutdown
QTimer::singleShot(0, this, SLOT(done()));
}
}
void Task::send( Transfer * request )
{
client()->send( request );
}
void Task::setSuccess(int code, const QString &str)
{
if(!d->done) {
d->success = true;
d->statusCode = code;
d->statusString = str;
done();
}
}
void Task::setError(int code, const QString &str)
{
if(!d->done) {
d->success = false;
d->statusCode = code;
d->statusString = str;
done();
}
}
void Task::done()
{
debug("Task::done()");
if(d->done || d->insignificant)
return;
d->done = true;
if(d->deleteme || d->autoDelete)
d->deleteme = true;
d->insignificant = true;
debug("emitting finished");
finished();
d->insignificant = false;
if(d->deleteme)
SafeDelete::deleteSingle(this);
}
void Task::clientDisconnected()
{
onDisconnect();
}
Transfer* Task::createTransfer( struct FLAP f, struct SNAC s, Buffer* buffer )
{
return new SnacTransfer( f, s, buffer );
}
Transfer* Task::createTransfer( struct FLAP f, Buffer* buffer )
{
return new FlapTransfer( f, buffer );
}
Transfer* Task::createTransfer( Buffer* buffer )
{
return new Transfer( buffer );
}
// void Task::debug(const char *fmt, ...)
// {
// char *buf;
// QString str;
// int size = 1024;
// int r;
//
// do {
// buf = new char[size];
// va_list ap;
// va_start(ap, fmt);
// r = vsnprintf(buf, size, fmt, ap);
// va_end(ap);
//
// if(r != -1)
// str = QString(buf);
//
// delete [] buf;
//
// size *= 2;
// } while(r == -1);
//
// debug(str);
// }
void Task::debug(const QString &str)
{
//black hole
Q_UNUSED( str );
//client()->debug(QString("%1: ").arg(className()) + str);
}
bool Task::forMe( const Transfer * transfer ) const
{
Q_UNUSED( transfer );
return false;
}
void Task::setId( Q_UINT32 id )
{
d->id = id;
}
#include "task.moc"
//kate: tab-width 4; indent-mode csands;
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