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//=============================================================================
//
// File : kvi_kvs_dnsmanager.cpp
// Created on Wed 04 Aug 2004 04:38:31 by Szymon Stefanek
//
// This file is part of the KVIrc IRC client distribution
// Copyright (C) 2004 Szymon Stefanek <pragma at kvirc dot net>
//
// 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 opinion) 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.
//
//=============================================================================
#define __KVIRC__
#include "kvi_kvs_dnsmanager.h"
#include "kvi_dns.h"
#include "kvi_app.h"
#include "kvi_window.h"
#include "kvi_out.h"
#include "kvi_iconmanager.h"
#include "kvi_kvs_script.h"
#include "kvi_kvs_variantlist.h"
#include "kvi_string.h"
#include "kvi_locale.h"
#include "kvi_error.h"
KviKvsDnsManager * KviKvsDnsManager::m_pInstance = 0;
KviKvsDnsObject::KviKvsDnsObject(KviDns * pDns,KviWindow * pWnd,const QString &szQuery,bool bRebindOnWindowClose,KviKvsScript * pCallback,KviKvsVariantList * pParameterList)
{
m_pDns = pDns;
m_pWindow = pWnd;
m_szQuery = szQuery;
m_pCallback = pCallback;
m_pParameterList = pParameterList;
m_bRebindOnWindowClose = bRebindOnWindowClose;
}
KviKvsDnsObject::~KviKvsDnsObject()
{
QObject::disconnect(m_pDns,0,0,0);
if(m_pDns->isRunning())
{
g_pApp->collectGarbage(m_pDns);
} else {
delete m_pDns;
}
if(m_pCallback)delete m_pCallback;
if(m_pParameterList)delete m_pParameterList;
}
KviKvsDnsManager::KviKvsDnsManager()
: QObject()
{
m_pDnsObjects = 0;
}
KviKvsDnsManager::~KviKvsDnsManager()
{
if(m_pDnsObjects)delete m_pDnsObjects;
}
void KviKvsDnsManager::init()
{
if(KviKvsDnsManager::m_pInstance)
{
debug("Trying to double init() the dns manager!");
return;
}
KviKvsDnsManager::m_pInstance = new KviKvsDnsManager();
}
void KviKvsDnsManager::done()
{
if(!KviKvsDnsManager::m_pInstance)
{
debug("Trying to call done() on a non existing dns manager!");
return;
}
delete KviKvsDnsManager::m_pInstance;
KviKvsDnsManager::m_pInstance = 0;
}
void KviKvsDnsManager::addDns(KviKvsDnsObject * pObject)
{
if(!m_pDnsObjects)
{
m_pDnsObjects = new KviPointerHashTable<void *,KviKvsDnsObject>;
m_pDnsObjects->setAutoDelete(true);
}
m_pDnsObjects->replace(pObject->dns(),pObject);
connect(pObject->dns(),SIGNAL(lookupDone(KviDns *)),this,SLOT(dnsLookupTerminated(KviDns *)));
}
void KviKvsDnsManager::dnsLookupTerminated(KviDns * pDns)
{
KviKvsDnsObject * o = m_pDnsObjects->find(pDns);
if(!o)
{
debug("KviKvsDnsManager::dnsLookupTerminated(): can't find the KviKvsDnsObject structure");
return;
}
if(!g_pApp->windowExists(o->window()))
{
if(o->rebindOnWindowClose())
{
o->setWindow(g_pActiveWindow);
} else {
// just kill it
m_pDnsObjects->remove(pDns);
return;
}
}
if(o->callback())
{
KviKvsScript copy(*(o->callback()));
if(!o->parameterList())
o->setParameterList(new KviKvsVariantList());
if(o->dns()->state() == KviDns::Failure)
{
// $4... is the magic data
o->parameterList()->prepend(new KviKvsVariant()); // $3
o->parameterList()->prepend(new KviKvsVariant(KviError::getDescription(o->dns()->error()))); // $2
o->parameterList()->prepend(new KviKvsVariant((kvs_int_t)0)); // $1
} else {
QString * fh = o->dns()->hostnameList()->first();
QString * fi = o->dns()->ipAddressList()->first();
// $4... is the magic data
o->parameterList()->prepend(new KviKvsVariant(fh ? *fh : QString("?.?"))); // $3
o->parameterList()->prepend(new KviKvsVariant(fi ? *fi : QString("?.?.?.?"))); // $2
o->parameterList()->prepend(new KviKvsVariant((kvs_int_t)1)); // $1
}
o->parameterList()->prepend(new KviKvsVariant(o->query())); // $0
copy.run(o->window(),o->parameterList(),0,KviKvsScript::PreserveParams);
} else {
QString szQuery = o->dns()->query();
o->window()->output(KVI_OUT_HOSTLOOKUP,__tr2qs("DNS Lookup result for query \"%Q\""),&szQuery);
if(o->dns()->state() == KviDns::Failure)
{
QString szErr = KviError::getDescription(o->dns()->error());
o->window()->output(KVI_OUT_HOSTLOOKUP,__tr2qs("Error: %Q"),&szErr);
} else {
int idx = 1;
for(QString * h = o->dns()->hostnameList()->first();h;h = o->dns()->hostnameList()->next())
{
o->window()->output(KVI_OUT_HOSTLOOKUP,__tr2qs("Hostname %d: %Q"),idx,h);
idx++;
}
idx = 1;
for(QString * a = o->dns()->ipAddressList()->first();a;a = o->dns()->ipAddressList()->next())
{
o->window()->output(KVI_OUT_HOSTLOOKUP,__tr2qs("IP address %d: %Q"),idx,a);
idx++;
}
}
}
m_pDnsObjects->remove(pDns);
}
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