/*
 * This part was written by Harald Kipp
 *
 * Bug reports should be sent to
 *
 *  harald@os2point.ping.de
 *  harald@sesam.com
 *  Fido: 2:2448/434
 *
 * This module contains routines to read the configuration file.
 *
 */

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <direct.h>
#include <time.h>

#include <chanlib.h>
#include <lprintf.h>

#include "config.h"

CONFIG cfg;

/************************************************************************/
/*                                                                      */
/*                                                                      */
/************************************************************************/
void init_cfg(void)
{
    char *cp;

    memset(&cfg, 0, sizeof(cfg));
    if((cp = getenv("CHANGIWORKDIR")) != NULL)
        fine_dir(strcpy(cfg.workdir, cp), NULL);
    else
        fine_dir(getcwd(cfg.workdir, sizeof(cfg.workdir)), NULL);
    fine_dir(strcpy(cfg.logfile, "expire.log"), cfg.workdir);
    fine_dir(strcpy(cfg.configfile, "changi.cfg"), cfg.workdir);
    fine_dir(strcpy(cfg.pidfile, "expire.pid"), cfg.workdir);
    cfg.expiredays = 7;
    cfg.forgetdays = 7;
}

/************************************************************************/
/*                                                                      */
/*                                                                      */
/************************************************************************/
int validate_cfg(void)
{
    int result = 1;
    char *cp;

    if(fine_dir(cfg.activefile, cfg.workdir) == NULL)
        fine_dir(strcpy(cfg.activefile, "active"), cfg.workdir);
    strcpy(cfg.newactfile, cfg.activefile);
    strcat(cfg.newactfile, ".new");
    strcpy(cfg.oldactfile, cfg.activefile);
    strcat(cfg.oldactfile, ".old");

    if(fine_dir(cfg.historyfile, cfg.workdir) == NULL)
        fine_dir(strcpy(cfg.historyfile, "history"), cfg.workdir);
    strcpy(cfg.newhistfile, cfg.historyfile);
    if((cp = strrchr(cfg.newhistfile, '\\')) == NULL)
        cp = cfg.newhistfile;
    else
        cp++;
    strcpy(cp, "newhist");
    strcpy(cfg.oldhistfile, cfg.historyfile);
    if((cp = strrchr(cfg.oldhistfile, '\\')) == NULL)
        cp = cfg.oldhistfile;
    else
        cp++;
    strcpy(cp, "oldhist");

    if(fine_dir(cfg.newsdir, cfg.workdir) == NULL)
        fine_dir(strcpy(cfg.newsdir, "news"), cfg.workdir);

    tzset();
    time(&cfg.expiretime);
    cfg.forgettime = (cfg.expiretime += timezone);

    cfg.expiretime -= (time_t)cfg.expiredays * 60L * 60L * 24L;
    cfg.forgettime -= (time_t)cfg.forgetdays * 60L * 60L * 24L;

    /* TEST VALUES */
    /* cfg.expiretime = 801827242; */

    if(cfg.forgettime > cfg.expiretime)
        cfg.forgettime = cfg.expiretime;

    return(result);
}