/* GADMIN-PROFTPD - An easy to use GTK+ frontend for the ProFTPD standalone server.
 * Copyright (C) 2001 - 2008 Magnus Loef <magnus-swe@telia.com> 
 *
 * 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 3 of the License, or
 * (at your option) 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.
 *
*/



#include "../config.h"
#include <gtk/gtk.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <sys/wait.h>
#include <unistd.h>
#include "gettext.h"
#include "widgets.h"
#include "allocate.h"
#include "show_info.h"

extern int MAX_READ_POPEN;



void run_command_show_err(gchar *command)
{
    FILE *fp;
    char *line, *info;
    
    if((fp=popen(command, "r"))==NULL)
    {
	perror("popen");
	return;
    }
    else
      {
	  line = allocate(MAX_READ_POPEN+2);
	  info = allocate(MAX_READ_POPEN+2);
	  while(fgets(line, MAX_READ_POPEN, fp)!=NULL)
	     strcat(info, line);

	  pclose(fp);
	  show_info(info);
	  free(info);
	  free(line);
      }
}


int run_command(gchar *command)
{
    FILE *fp;
    int status=0, exit_status=0;
    
    if((fp=popen(command, "w"))==NULL)
    {
	perror("popen");
	return 0;
    }
    status = pclose(fp);

    exit_status = WEXITSTATUS(status);
    
    if( exit_status == 1)
      exit_status = 0;
    else
      exit_status = 1;

    return exit_status;
}

void init_start(struct w *widgets)
{
    gchar *cmd;
    cmd = g_strdup_printf("%s", SYSINIT_START_CMD);

    if( strlen(cmd) > 4 )
    {
	if( ! run_command(cmd) )
	{
	    run_command_show_err(cmd);
	}
    }
    if( cmd!=NULL )
      g_free(cmd);
}

void init_stop(struct w *widgets)
{
    gchar *cmd;
    cmd = g_strdup_printf("%s", SYSINIT_STOP_CMD);

    if( strlen(cmd) > 4 )
    {
	if( ! run_command(cmd) )
	{
	    run_command_show_err(cmd);
	}
    }
    if( cmd!=NULL )
      g_free(cmd);
}

int file_exists(char *infile)
{
    FILE *fp;
    if((fp=fopen(infile, "r"))==NULL)
      return 0;

    fclose(fp);
    return 1;
}


int using_tls(void)
{
    FILE *fp;
    int retval = 0;
    char *buffy;
    gchar *cmd = g_strdup_printf("%s -l", PROFTPD_BINARY);

    /* Dont show TLS options if we dont have the module */
    if((fp=popen(cmd,"r"))==NULL)
    {
	/* Locale trouble could be one cause so add TLS options */
	retval = 1;
    }
    else
      {	
	 buffy = allocate(MAX_READ_POPEN+1);
	 while(fgets(buffy, MAX_READ_POPEN, fp)!=NULL)
	 {
	    if( strstr(buffy, "mod_tls") )
	    {
	        retval = 1;
	        break;
	    }
	 }
	 free(buffy);
         pclose(fp);
      }

    /* For testing wo ssl widgets use */
    /* retval = 0;  */
    g_free(cmd);

    return retval;
}


int using_ratio(void)
{
    FILE *fp;
    int retval = 0;
    char *buffy;
    gchar *cmd = g_strdup_printf("%s -l", PROFTPD_BINARY);

    /* Dont show ratio options if we dont have the module */
    if((fp=popen(cmd,"r"))==NULL)
    {
	/* Locale trouble could be one cause so add ratio options */
	retval = 1;
    }
    else
      {	
	 buffy = allocate(MAX_READ_POPEN+1);
	 while(fgets(buffy, MAX_READ_POPEN, fp)!=NULL)
	 {
	    if( strstr(buffy, "mod_ratio") )
	    {
	        retval = 1;
	        break;
	    }
	 }
	 free(buffy);
         pclose(fp);
      }

    /* For testing wo ratio widgets use */
    /* retval = 0;  */
    g_free(cmd);

    return retval;
}


int using_quota(void)
{
    FILE *fp;
    int retval = 0;
    char *buffy;
    gchar *cmd = g_strdup_printf("%s -l", PROFTPD_BINARY);

    /* Dont show quota options if we dont have the module */
    if((fp=popen(cmd,"r"))==NULL)
    {
	/* Locale trouble could be one cause so add quota options */
	retval = 1;
    }
    else
      {	
	 buffy = allocate(MAX_READ_POPEN+1);
	 while(fgets(buffy, MAX_READ_POPEN, fp)!=NULL)
	 {
	    if( strstr(buffy, "mod_quota") )
	    {
	        retval = 1;
	        break;
	    }
	 }
	 free(buffy);
         pclose(fp);
      }

    /* For testing wo quota widgets use */
    /* retval = 0;  */
    g_free(cmd);

    return retval;
}
