/*************************************************************************** *   Copyright (C) 2007 by Anistratov Oleg                                 * *   ower86@gmail.com                                                      * *                                                                         * *   This program is free software; you can redistribute it and/or modify  * *   it under the terms of the GNU General Public License version 2        * *   as published by the Free Software Foundation;                         * *                                                                         * *   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.                          * *                                                                         * ***************************************************************************/#include "filtrationrule.h"#include <QRegExp>#include <QHostAddress>#include "message.h"FiltrationRule::FiltrationRule() : m_isRegExp(false), m_activated(true){}FiltrationRule::~FiltrationRule(){}bool FiltrationRule::checkMessage(Message* msg){  if(     (m_packetType.contains(msg->type    ()) || m_packetType.isEmpty()) &&     (m_srcIp     .contains(msg->srcIp   ()) || m_srcIp     .isEmpty()) &&     (m_srcUid    .contains(msg->srcUid  ()) || m_srcUid    .isEmpty()) &&     (m_userName  .contains(msg->userName()) || m_userName  .isEmpty()) &&     (m_compName  .contains(msg->compName()) || m_compName  .isEmpty()))  {    if(m_messageFilter.isEmpty())      if(m_packetType.isEmpty() &&         m_srcIp     .isEmpty() &&         m_srcUid    .isEmpty() &&         m_userName  .isEmpty() &&         m_compName  .isEmpty())         return false;      else         return true;    QStringList words = m_messageFilter.split("\n");    QRegExp rx;    if(isRegExp())    {      foreach(QString s, words)      {        rx.setPattern(s);        if(msg->msg().contains(rx))          return true;      }    }    else    {      foreach(QString s, words)        if(msg->msg().contains(QRegExp("\\b" + QRegExp().escape(s) + "\\b")))          return true;    }  }  return false;}void FiltrationRule::setUserNames(const QString & str){  if(str.isEmpty())  {    m_userName.clear();    return;  }  QStringList list = str.split("\n");  m_userName.clear();  foreach(QString s, list)    if(!m_userName.contains(s))      m_userName.append(s);}void FiltrationRule::setIPs(const QString & str){  if(str.isEmpty())  {    m_srcIp.clear();    return;  }  QStringList list = str.split("\n");  QHostAddress addr;  quint64 ip;  m_srcIp.clear();  foreach(QString s, list)  {    addr.setAddress(s);    ip = addr.toIPv4Address();    if(ip != 0 && !m_srcIp.contains(ip))      m_srcIp.append(ip);  }}void FiltrationRule::setCompNames(const QString & str){  if(str.isEmpty())  {    m_compName.clear();    return;  }  QStringList list = str.split("\n");  m_compName.clear();  foreach(QString s, list)    if(!m_compName.contains(s))      m_compName.append(s);}QString FiltrationRule::userNames() const{  QString res;  foreach(QString s, m_userName)    res += s + '\n';  res.remove(res.size() - 1, 1);  return res;}QString FiltrationRule::compNames() const{  QString res;  foreach(QString s, m_compName)    res += s + '\n';  res.remove(res.size() - 1, 1);  return res;}QString FiltrationRule::IPs() const{  QString res;  foreach(quint64 ip, m_srcIp)    res += QHostAddress(ip).toString() + '\n';  res.remove(res.size() - 1, 1);  return res;}void FiltrationRule::save(QSettings* settings) const{  settings->setValue("Name"         , m_name);  settings->setValue("IsRegExp"     , m_isRegExp);  settings->setValue("Activated"    , m_activated);  settings->setValue("IPs"          , IPs());  settings->setValue("UserNames"    , userNames());  settings->setValue("CompNames"    , compNames());  settings->setValue("MessageFilter", messageFilter());}void FiltrationRule::load(QSettings* settings){  setName         (settings->value("Name").toString());  setIsRegExp     (settings->value("IsRegExp").toBool());  setActivated    (settings->value("Activated").toBool());  setIPs          (settings->value("IPs").toString());  setUserNames    (settings->value("UserNames").toString());  setCompNames    (settings->value("CompNames").toString());  setMessageFilter(settings->value("MessageFilter").toString());}