/***************************************************************************
                          passwd.cpp  -  description
                             -------------------
    begin                : Tue June 6 2002
    copyright            : (C) 2002 by Jan Schaefer
    email                : janschaefer@users.sourceforge.net
 ***************************************************************************/

/******************************************************************************
 *                                                                            *
 *  This file is part of KSambaPlugin.                                        *
 *                                                                            *
 *  KSambaPlugin 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.                                       *
 *                                                                            *
 *  KSambaPlugin 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 KSambaPlugin; if not, write to the Free Software               *
 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02111-1307 USA  *
 *                                                                            *
 ******************************************************************************/


#include <sys/types.h>
#include <pwd.h>
#include <grp.h>
#include <iostream>

#include "passwd.h"

UnixUserList getUnixUserList()
{
  UnixUserList list;

  struct passwd* p;

  while ((p = getpwent()))
  {
    if (!p) continue;

    UnixUser *u = new UnixUser();
    u->name = p->pw_name;
    u->uid = p->pw_uid;
    list.append(u);
  }

  endpwent();

  list.sort();

  return list;
}

QStringList getUnixUsers()
{
  QStringList list;

  struct passwd* p;

  while ((p = getpwent()))
  {
    if (p)
       list.append(QString(p->pw_name));
  }

  endpwent();

  list.sort();

  return list;
}

QStringList getUnixGroups()
{
  QStringList list;

  struct group* g;

  while ((g = getgrent()))
  {
    if (g)
       list.append(QString(g->gr_name));
  }

  endgrent();

  list.sort();

  return list;
}

int getUserUID(const QString & name)
{
  if (name.isNull()) return -1;

  struct passwd* p;

  p = getpwnam(name.local8Bit());

  if (p)
     return p->pw_uid;

  return -1;
}

int getUserGID(const QString & name)
{
  if (name.isNull()) return -1;

  struct passwd* p;

  p = getpwnam(name.local8Bit());

  if (p)
    return p->pw_gid;

  return -1;
}

int getGroupGID(const QString & name)
{
  if (name.isNull()) return -1;

  struct group* g;

  g = getgrnam(name.local8Bit());

  if (g)
    return g->gr_gid;

  return -1;
}

bool isUserInGroup(const QString & user, const QString & group) {
  struct group* g;

  while ((g = getgrent()))
  {
    if (g && QString(g->gr_name) == group) {
       char** names = g->gr_mem;

       int i = 0;
       char* name = names[0];
       while (name != 0L) {
          i++;
          if (QString(name) == user) {
            endgrent();
            return true;
          }
          name = names[i];
       }
       break;
    }
  }

  endgrent();
  return false;
}