deb-mbse/mbsetup/m_mgroup.c

/*****************************************************************************
 *
 * $Id$
 * Purpose ...............: Setup MGroups.
 *
 *****************************************************************************
 * Copyright (C) 1997-2006 
 *   
 * Michiel Broek		FIDO:		2:280/2802
 * Beekmansbos 10
 * 1971 BV IJmuiden
 * the Netherlands
 *
 * This file is part of MBSE BBS.
 *
 * This BBS 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, or (at your option) any
 * later version.
 *
 * MB BBS 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 MB BBS; see the file COPYING.  If not, write to the Free
 * Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
 *****************************************************************************/

#include "../config.h"
#include "../lib/mbselib.h"
#include "screen.h"
#include "mutil.h"
#include "ledit.h"
#include "stlist.h"
#include "m_global.h"
#include "m_node.h"
#include "m_marea.h"
#include "m_mgroup.h"



int		MGrpUpdated = 0;
unsigned int	*gedgrps;
extern int      exp_golded;


/*
 * Count nr of mgroup records in the database.
 * Creates the database if it doesn't exist.
 */
int CountMGroup(void)
{
	FILE	*fil;
	char	ffile[PATH_MAX];
	int	count;

	snprintf(ffile, PATH_MAX, "%s/etc/mgroups.data", getenv("MBSE_ROOT"));
	if ((fil = fopen(ffile, "r")) == NULL) {
		if ((fil = fopen(ffile, "a+")) != NULL) {
			Syslog('+', "Created new %s", ffile);
			mgrouphdr.hdrsize = sizeof(mgrouphdr);
			mgrouphdr.recsize = sizeof(mgroup);
			fwrite(&mgrouphdr, sizeof(mgrouphdr), 1, fil);
			memset(&mgroup, 0, sizeof(mgroup));
			snprintf(mgroup.Name, 13, "NOGROUP");
			snprintf(mgroup.Comment, 56, "Dummy group for badmail, dupemail");
			mgroup.Active = TRUE;
			fwrite(&mgroup, sizeof(mgroup), 1, fil);
			memset(&mgroup, 0, sizeof(mgroup));
			snprintf(mgroup.Name, 13, "LOCAL");
			snprintf(mgroup.Comment, 56, "Local mail areas");
			mgroup.Active = TRUE;
			fwrite(&mgroup, sizeof(mgroup), 1, fil);
			fclose(fil);
			chmod(ffile, 0660);
			return 2;
		} else
			return -1;
	}

	fread(&mgrouphdr, sizeof(mgrouphdr), 1, fil);
	fseek(fil, 0, SEEK_SET);
	fread(&mgrouphdr, mgrouphdr.hdrsize, 1, fil);
	fseek(fil, 0, SEEK_END);
	count = (ftell(fil) - mgrouphdr.hdrsize) / mgrouphdr.recsize;
	fclose(fil);

	return count;
}



/*
 * Open database for editing. The datafile is copied, if the format
 * is changed it will be converted on the fly. All editing must be 
 * done on the copied file.
 */
int OpenMGroup(void);
int OpenMGroup(void)
{
    FILE    *fin, *fout;
    char    fnin[PATH_MAX], fnout[PATH_MAX], temp[13];
    int	    oldsize, i, record;

    /*
     * Init GoldED grouptable
     */
    gedgrps = (unsigned int *)malloc(1001 * sizeof(unsigned int));
    memset(gedgrps, 0, 1001 * sizeof(unsigned int));

    snprintf(fnin,  PATH_MAX, "%s/etc/mgroups.data", getenv("MBSE_ROOT"));
    snprintf(fnout, PATH_MAX, "%s/etc/mgroups.temp", getenv("MBSE_ROOT"));
    if ((fin = fopen(fnin, "r")) != NULL) {
	if ((fout = fopen(fnout, "w")) != NULL) {
	    MGrpUpdated = 0;
	    fread(&mgrouphdr, sizeof(mgrouphdr), 1, fin);
	    fseek(fin, 0, SEEK_SET);
	    fread(&mgrouphdr, mgrouphdr.hdrsize, 1, fin);
	    if (mgrouphdr.hdrsize != sizeof(mgrouphdr)) {
		mgrouphdr.hdrsize = sizeof(mgrouphdr);
		mgrouphdr.lastupd = time(NULL);
		MGrpUpdated = 1;
	    }

	    /*
	     * In case we are automaitc upgrading the data format
	     * we save the old format. If it is changed, the
	     * database must always be updated.
	     */
	    oldsize = mgrouphdr.recsize;
	    if (oldsize != sizeof(mgroup))
		MGrpUpdated = 1;
	    mgrouphdr.hdrsize = sizeof(mgrouphdr);
	    mgrouphdr.recsize = sizeof(mgroup);
	    fwrite(&mgrouphdr, sizeof(mgrouphdr), 1, fout);

	    if (MGrpUpdated)
		Syslog('+', "Updated %s, format changed", fnin);

	    /*
	     * The datarecord is filled with zero's before each
	     * read, so if the format changed, the new fields
	     * will be empty.
	     */
	    memset(&mgroup, 0, sizeof(mgroup));
	    record = 0;
	    while (fread(&mgroup, oldsize, 1, fin) == 1) {
		record++;
		if (MGrpUpdated && !strlen(mgroup.BasePath)) {
		    memset(&temp, 0, sizeof(temp));
		    strcpy(temp, mgroup.Name);
		    for (i = 0; i < strlen(temp); i++) {
			if (isupper(temp[i]))
			    temp[i] = tolower(temp[i]);
			if (temp[i] == '.')
			    temp[i] = '/';
		    }
		    snprintf(mgroup.BasePath, 65, "%s/var/mail/%s", getenv("MBSE_ROOT"), temp);
		}
		if (MGrpUpdated && !mgroup.LinkSec.level) {
		    mgroup.LinkSec.level = 1;
		    mgroup.LinkSec.flags = 1;
		}
		if (MGrpUpdated && (mgroup.Charset == FTNC_NONE)) {
		    mgroup.Charset = FTNC_CP437;
		}
		if (MGrpUpdated && !mgroup.GoldEDgroup) {
		    mgroup.GoldEDgroup = record;
		}
		fwrite(&mgroup, sizeof(mgroup), 1, fout);
		gedgrps[mgroup.GoldEDgroup] = 1; 
		memset(&mgroup, 0, sizeof(mgroup));
	    }

	    fclose(fin);
	    fclose(fout);
	    return 0;
	} else
	    return -1;
    }
    return -1;
}



void CloseMGroup(int);
void CloseMGroup(int force)
{
    char    fin[PATH_MAX], fout[PATH_MAX];
    FILE    *fi, *fo;
    st_list *mgr = NULL, *tmp;

    free(gedgrps);
    snprintf(fin,  PATH_MAX, "%s/etc/mgroups.data", getenv("MBSE_ROOT"));
    snprintf(fout, PATH_MAX, "%s/etc/mgroups.temp", getenv("MBSE_ROOT"));

    if (MGrpUpdated == 1) {
	if (force || (yes_no((char *)"Database is changed, save changes") == 1)) {
	    working(1, 0, 0);
	    fi = fopen(fout, "r");
	    fo = fopen(fin,  "w");
	    fread(&mgrouphdr, mgrouphdr.hdrsize, 1, fi);
	    fwrite(&mgrouphdr, mgrouphdr.hdrsize, 1, fo);

	    while (fread(&mgroup, mgrouphdr.recsize, 1, fi) == 1)
		if (!mgroup.Deleted)
		    fill_stlist(&mgr, mgroup.Name, ftell(fi) - mgrouphdr.recsize);
	    sort_stlist(&mgr);

	    for (tmp = mgr; tmp; tmp = tmp->next) {
	        fseek(fi, tmp->pos, SEEK_SET);
	        fread(&mgroup, mgrouphdr.recsize, 1, fi);
	        fwrite(&mgroup, mgrouphdr.recsize, 1, fo);
	    }

	    tidy_stlist(&mgr);
	    fclose(fi);
	    fclose(fo);
	    unlink(fout);
	    chmod(fin, 0660);
	    disk_reset();
	    Syslog('+', "Updated \"mgroups.data\"");
	    if (!force)
	        working(6, 0, 0);
	    exp_golded = TRUE;
	    return;
	}
    }
    chmod(fin, 0660);
    working(1, 0, 0);
    unlink(fout); 
}



int AppendMGroup(void)
{
    FILE    *fil;
    char    ffile[PATH_MAX];
    int	    i;

    snprintf(ffile, PATH_MAX, "%s/etc/mgroups.temp", getenv("MBSE_ROOT"));
    if ((fil = fopen(ffile, "a")) != NULL) {
	memset(&mgroup, 0, sizeof(mgroup));
	mgroup.StartDate = time(NULL);
	mgroup.LinkSec.level = 1;
	mgroup.LinkSec.flags = 1;
	mgroup.Charset = FTNC_CP437;
	for (i = 1; i < 1000; i++) {
	    if (gedgrps[i] == 0) {
		gedgrps[i] = 1;
		mgroup.GoldEDgroup = i;
		break;
	    }
	}
	fwrite(&mgroup, sizeof(mgroup), 1, fil);
	fclose(fil);
	MGrpUpdated = 1;
	return 0;
    } else
	return -1;
}



void MgScreen(void)
{
    clr_index();
    set_color(WHITE, BLACK);
    mbse_mvprintw( 5, 2, "9.1 EDIT MESSAGE GROUP");
    set_color(CYAN, BLACK);
    mbse_mvprintw( 7, 2, "1.  Name");
    mbse_mvprintw( 8, 2, "2.  Comment");
    mbse_mvprintw( 9, 2, "3.  Base path");
    mbse_mvprintw(10, 2, "4.  Read sec");
    mbse_mvprintw(11, 2, "5.  Write sec");
    mbse_mvprintw(12, 2, "6.  Sysop sec");
    mbse_mvprintw(13, 2, "7.  Link sec");
    mbse_mvprintw(14, 2, "8.  Start at");
    mbse_mvprintw(15, 2, "9.  Net reply");
    mbse_mvprintw(16, 2, "10. Users del");
    mbse_mvprintw(17, 2, "11. Aliases");
    mbse_mvprintw(18, 2, "12. Quotes");
    mbse_mvprintw(19, 2, "13. Active");

    mbse_mvprintw(14,26, "14. Deleted");
    mbse_mvprintw(15,26, "15. Auto change");
    mbse_mvprintw(16,26, "16. User change");
    mbse_mvprintw(17,26, "17. Use Aka");
    mbse_mvprintw(18,26, "18. Uplink");
    mbse_mvprintw(19,26, "19. Areas");

    mbse_mvprintw(14,54, "20. Charset");
    mbse_mvprintw(15,54, "21. GED grp");
}



/*
 *  Check if field can be edited without screwing up the database.
 */
int CheckMgroup(void);
int CheckMgroup(void)
{
	int	ncnt, mcnt;

	working(1, 0, 0);
	ncnt = GroupInNode(mgroup.Name, TRUE);
	mcnt = GroupInMarea(mgroup.Name);
	if (ncnt || mcnt) {
		errmsg((char *)"Error, %d node(s) and/or %d message area(s) connected", ncnt, mcnt);
		return TRUE;
	}
	return FALSE;
}



/*
 * Edit one record, return -1 if there are errors, 0 if ok.
 */
int EditMGrpRec(int Area)
{
    FILE	    *fil;
    static char	    mfile[PATH_MAX], temp[13];
    static int	    offset;
    static int	    i, j, tmp;
    unsigned int    crc, crc1;
    int		    oldgrp, newgrp;

    clr_index();
    working(1, 0, 0);
    IsDoing("Edit MessageGroup");

    snprintf(mfile, PATH_MAX, "%s/etc/mgroups.temp", getenv("MBSE_ROOT"));
    if ((fil = fopen(mfile, "r")) == NULL) {
	working(2, 0, 0);
	return -1;
    }

    offset = sizeof(mgrouphdr) + ((Area -1) * sizeof(mgroup));
    if (fseek(fil, offset, 0) != 0) {
	working(2, 0, 0);
	return -1;
    }

    fread(&mgroup, sizeof(mgroup), 1, fil);
    fclose(fil);
    crc = 0xffffffff;
    crc = upd_crc32((char *)&mgroup, crc, sizeof(mgroup));
    MgScreen();
	
    for (;;) {
	set_color(WHITE, BLACK);
	show_str(  7,16,12, mgroup.Name);
	show_str(  8,16,55, mgroup.Comment);
	show_str(  9,16,64, mgroup.BasePath);
	show_sec( 10,16,    mgroup.RDSec);
	show_sec( 11,16,    mgroup.WRSec);
	show_sec( 12,16,    mgroup.SYSec);
	mbse_mvprintw( 13,22,    getflag(mgroup.LinkSec.flags, mgroup.LinkSec.notflags));
	show_int( 14,16,    mgroup.StartArea);
	show_int( 15,16,    mgroup.NetReply);
	show_bool(16,16,    mgroup.UsrDelete);
	show_bool(17,16,    mgroup.Aliases);
	show_bool(18,16,    mgroup.Quotes);
	show_bool(19,16,    mgroup.Active);

	show_bool(14,42,    mgroup.Deleted);
	show_bool(15,42,    mgroup.AutoChange);
	show_bool(16,42,    mgroup.UserChange);
	show_aka( 17,42,    mgroup.UseAka);
	show_aka( 18,42,    mgroup.UpLink);
	show_str( 19,42,12, mgroup.AreaFile);

	show_charset(14,70, mgroup.Charset);
	snprintf(temp, 5, "#%03d", mgroup.GoldEDgroup);
	show_str( 15,70, 5, temp);

	j = select_menu(21);
	switch(j) {
	    case 0: if (!mgroup.StartArea && strlen(mgroup.AreaFile)) {
			errmsg("Areas file defined but no BBS start area");
		        break;
		    }
		    crc1 = 0xffffffff;
		    crc1 = upd_crc32((char *)&mgroup, crc1, sizeof(mgroup));
		    if (crc != crc1) {
			if (yes_no((char *)"Record is changed, save") == 1) {
			    working(1, 0, 0);
			    if ((fil = fopen(mfile, "r+")) == NULL) {
				WriteError("$Can't reopen %s", mfile);
				working(2, 0, 0);
				return -1;
			    }
			    fseek(fil, offset, 0);
			    fwrite(&mgroup, sizeof(mgroup), 1, fil);
			    fclose(fil);
			    MGrpUpdated = 1;
			    working(6, 0, 0);
			}
		    }
		    IsDoing("Browsing Menu");
		    return 0;
	    case 1: if (CheckMgroup())
			break;
		    strcpy(mgroup.Name, edit_str(7,16,12, mgroup.Name, (char *)"The ^name^ for this message group"));
		    if (strlen(mgroup.BasePath) == 0) {
		        memset(&temp, 0, sizeof(temp));
		        strcpy(temp, mgroup.Name);
		        for (i = 0; i < strlen(temp); i++) {
			    if (temp[i] == '.')
				temp[i] = '/';
			    if (isupper(temp[i]))
			        temp[i] = tolower(temp[i]);
			}
		        snprintf(mgroup.BasePath, 65, "%s/var/mail/%s", getenv("MBSE_ROOT"), temp);
		    }
		    break;
	    case 2: E_STR(  8,16,55, mgroup.Comment,    "The ^desription^ for this message group")
	    case 3: E_PTH(  9,16,64, mgroup.BasePath,   "The ^Base path^ where new JAM areas are created", 0770)
	    case 4: E_SEC( 10,16,    mgroup.RDSec,      "9.1.4 MESSAGE GROUP READ SECURITY", MgScreen)
	    case 5: E_SEC( 11,16,    mgroup.WRSec,      "9.1.5 MESSAGE GROUP WRITE SECURITY", MgScreen)
	    case 6: E_SEC( 12,16,    mgroup.SYSec,      "9.1.6 MESSAGE GROUP SYSOP SECURITY", MgScreen)
	    case 7: mgroup.LinkSec = edit_asec(mgroup.LinkSec, (char *)"9.1.7 DEFAULT SECURITY FOR NEW AREAS");
		    MgScreen();
		    break;
	    case 8: E_INT( 14,16,    mgroup.StartArea,  "The ^Start area number^ from where to add areas")
	    case 9: E_INT( 15,16,    mgroup.NetReply,   "The ^Area Number^ for netmail replies")
	    case 10:E_BOOL(16,16,    mgroup.UsrDelete,  "Allow users to ^Delete^ their messages")
	    case 11:E_BOOL(17,16,    mgroup.Aliases,    "Allow ^Aliases^ or real names only")
	    case 12:E_BOOL(18,16,    mgroup.Quotes,     "Allow random ^quotes^ to new messages")
	    case 13:if (mgroup.Active && CheckMgroup())
		        break;
		    E_BOOL(19,16,    mgroup.Active,     "Is this message group ^active^")
	    case 14:if (CheckMgroup())
		        break;
		    E_BOOL(14,42,    mgroup.Deleted,    "Is this group ^Deleted^")
	    case 15:E_BOOL(15,42,    mgroup.AutoChange, "^Auto change^ areas from new areas lists")
	    case 16:tmp = edit_bool(16,42, mgroup.UserChange, (char *)"^Auto add/delete^ areas from downlinks requests");
		    if (tmp && !mgroup.UpLink.zone)
		        errmsg("It looks like you are the toplevel, no Uplink defined");
		    else
		        mgroup.UserChange = tmp;
		    break;
	    case 17:tmp = PickAka((char *)"9.1.17", TRUE);
		    if (tmp != -1)
		    	memcpy(&mgroup.UseAka, &CFG.aka[tmp], sizeof(fidoaddr));
		    MgScreen();
		    break;
	    case 18:mgroup.UpLink = PullUplink((char *)"9.1.18");
		    MgScreen();
		    break;
	    case 19:E_STR( 19,42,12, mgroup.AreaFile,   "The name of the ^Areas File^ from the uplink (case sensitive)")
	    case 20:mgroup.Charset = edit_charset(14, 70, mgroup.Charset);
		    break;
	    case 21:oldgrp = mgroup.GoldEDgroup;
		    newgrp = edit_int(15, 70, oldgrp, (char *)"The new groupnumber for the ^GoldED groups^ (1..999)");
		    if ((newgrp < 1) || (newgrp > 999)) {
			errmsg("Groupnumber must be between 1 and 999");
		    } else if (newgrp && (newgrp != oldgrp)) {
			if (gedgrps[newgrp] == 1) {
			    errmsg("This groupnumber is already in use");
			} else {
			    gedgrps[oldgrp] = 0;
			    gedgrps[newgrp] = 1;
			    mgroup.GoldEDgroup = newgrp;
			}
		    }
		    break;
	}
    }

    return 0;
}



void EditMGroup(void)
{
    int	    records, i, o, x, y;
    char    pick[12], temp[PATH_MAX];
    FILE    *fil;
    int	    offset;

    clr_index();
    working(1, 0, 0);
    IsDoing("Browsing Menu");
    if (config_read() == -1) {
	working(2, 0, 0);
	return;
    }

    records = CountMGroup();
    if (records == -1) {
	working(2, 0, 0);
	return;
    }

    if (OpenMGroup() == -1) {
	working(2, 0, 0);
	return;
    }
    o = 0;
    if (! check_free())
	return;

    for (;;) {
	clr_index();
	set_color(WHITE, BLACK);
	mbse_mvprintw( 5, 4, "9.1 MESSAGE GROUPS SETUP");
	set_color(CYAN, BLACK);
	if (records != 0) {
	    snprintf(temp, PATH_MAX, "%s/etc/mgroups.temp", getenv("MBSE_ROOT"));
	    working(1, 0, 0);
	    if ((fil = fopen(temp, "r")) != NULL) {
		fread(&mgrouphdr, sizeof(mgrouphdr), 1, fil);
		x = 2;
		y = 7;
		set_color(CYAN, BLACK);
		for (i = 1; i <= 20; i++) {
		    if (i == 11 ) {
			x = 42;
			y = 7;
		    }
		    if ((o + i) <= records) {
			offset = sizeof(mgrouphdr) + (((o + i) - 1) * mgrouphdr.recsize);
			fseek(fil, offset, 0);
			fread(&mgroup, mgrouphdr.recsize, 1, fil);
			if (mgroup.Active)
			    set_color(CYAN, BLACK);
			else
			    set_color(LIGHTBLUE, BLACK);
			snprintf(temp, 81, "%3d.  %-12s %-18s", o + i, mgroup.Name, mgroup.Comment);
			temp[38] = '\0';
			mbse_mvprintw(y, x, temp);
			y++;
		    }
		}
		fclose(fil);
	    }
	}
	strcpy(pick, select_record(records, 20));
		
	if (strncmp(pick, "-", 1) == 0) {
	    CloseMGroup(FALSE);
	    open_bbs();
	    return;
	}

	if (strncmp(pick, "A", 1) == 0) {
	    if (records < CFG.toss_groups) {
		working(1, 0, 0);
		if (AppendMGroup() == 0) {
		    records++;
		    working(1, 0, 0);
		} else
		    working(2, 0, 0);
	    } else {
		errmsg("Cannot add group, change global setting in menu 1.12.12");
	    }
	}
	

	if (strncmp(pick, "N", 1) == 0)
	    if ((o + 20) < records)
		o = o + 20;

	if (strncmp(pick, "P", 1) == 0)
	    if ((o - 20) >= 0)
		o = o - 20;

	if ((atoi(pick) >= 1) && (atoi(pick) <= records)) {
	    EditMGrpRec(atoi(pick));
	    o = ((atoi(pick) - 1) / 20) * 20;
	}
    }
}



void InitMGroup(void)
{
    CountMGroup();
    OpenMGroup();
    CloseMGroup(TRUE);
}



char *PickMGroup(char *shdr)
{
	static	char MGrp[21] = "";
	int	records, i, o = 0, y, x;
	char	pick[12];
	FILE	*fil;
	char	temp[PATH_MAX];
	int	offset;


	clr_index();
	working(1, 0, 0);
	if (config_read() == -1) {
		working(2, 0, 0);
		return MGrp;
	}

	records = CountMGroup();
	if (records == -1) {
		working(2, 0, 0);
		return MGrp;
	}


	for (;;) {
		clr_index();
		set_color(WHITE, BLACK);
		snprintf(temp, 81, "%s.  MESSAGE GROUP SELECT", shdr);
		mbse_mvprintw( 5, 4, temp);
		set_color(CYAN, BLACK);
		if (records != 0) {
			snprintf(temp, PATH_MAX, "%s/etc/mgroups.data", getenv("MBSE_ROOT"));
			working(1, 0, 0);
			if ((fil = fopen(temp, "r")) != NULL) {
				fread(&mgrouphdr, sizeof(mgrouphdr), 1, fil);
				x = 2;
				y = 7;
				set_color(CYAN, BLACK);
				for (i = 1; i <= 20; i++) {
					if (i == 11) {
						x = 42;
						y = 7;
					}
					if ((o + i) <= records) {
						offset = sizeof(mgrouphdr) + (((o + i) - 1) * mgrouphdr.recsize);
						fseek(fil, offset, 0);
						fread(&mgroup, mgrouphdr.recsize, 1, fil);
						if (mgroup.Active)
							set_color(CYAN, BLACK);
						else
							set_color(LIGHTBLUE, BLACK);
						snprintf(temp, 81, "%3d.  %-12s %-18s", o + i, mgroup.Name, mgroup.Comment);
						temp[38] = '\0';
						mbse_mvprintw(y, x, temp);
						y++;
					}
				}
				fclose(fil);
			}
		}
		strcpy(pick, select_pick(records, 20));

		if (strncmp(pick, "-", 1) == 0) 
			return MGrp;

		if (strncmp(pick, "N", 1) == 0)
			if ((o + 20) < records)
				o = o + 20;

		if (strncmp(pick, "P", 1) == 0)
			if ((o - 20) >= 0)
				o = o - 20;

		if ((atoi(pick) >= 1) && (atoi(pick) <= records)) {
			snprintf(temp, PATH_MAX, "%s/etc/mgroups.data", getenv("MBSE_ROOT"));
			fil = fopen(temp, "r");
			offset = sizeof(mgrouphdr) + ((atoi(pick) - 1) * mgrouphdr.recsize);
			fseek(fil, offset, 0);
			fread(&mgroup, mgrouphdr.recsize, 1, fil);
			fclose(fil);
			strcpy(MGrp, mgroup.Name);
			return MGrp;
		}
	}
}



int mail_group_doc(FILE *fp, FILE *toc, int page)
{
    char    temp[PATH_MAX], group[13];
    FILE    *ti, *wp, *ip, *no;
    int	    refs, i, j;
    time_t  tt;

    snprintf(temp, PATH_MAX, "%s/etc/mgroups.data", getenv("MBSE_ROOT"));
    if ((no = fopen(temp, "r")) == NULL)
	return page;

    addtoc(fp, toc, 9, 1, page, (char *)"Mail processing groups");
    j = 0;
    fprintf(fp, "\n");

    fread(&mgrouphdr, sizeof(mgrouphdr), 1, no);
    fseek(no, 0, SEEK_SET);
    fread(&mgrouphdr, mgrouphdr.hdrsize, 1, no);

    ip = open_webdoc((char *)"msggroup.html", (char *)"Message Groups", NULL);
    fprintf(ip, "<A HREF=\"index.html\">Main</A>\n");
    fprintf(ip, "<P>\n");
    fprintf(ip, "<TABLE border='1' cellspacing='0' cellpadding='2'>\n");
    fprintf(ip, "<TBODY>\n");
    fprintf(ip, "<TR><TH align='left'>Group</TH><TH align='left'>Comment</TH><TH align='left'>Active</TH></TR>\n");

    while ((fread(&mgroup, mgrouphdr.recsize, 1, no)) == 1) {
	if (j == 2) {
	    page = newpage(fp, page);
	    fprintf(fp, "\n");
	    j = 0;
	}

	snprintf(temp, 81, "msggroup_%s.html", mgroup.Name);
	fprintf(ip, " <TR><TD><A HREF=\"%s\">%s</A></TD><TD>%s</TD><TD>%s</TD></TR>\n", 
		temp, mgroup.Name, mgroup.Comment, getboolean(mgroup.Active));

	if ((wp = open_webdoc(temp, (char *)"Message group", mgroup.Comment))) {
	    fprintf(wp, "<A HREF=\"index.html\">Main</A>&nbsp;<A HREF=\"msggroup.html\">Back</A>\n");
	    fprintf(wp, "<P>\n");
	    fprintf(wp, "<TABLE width='400' border='0' cellspacing='0' cellpadding='2'>\n");
	    fprintf(wp, "<COL width='50%%'><COL width='50%%'>\n");
	    fprintf(wp, "<TBODY>\n");
	    add_webtable(wp, (char *)"Group name", mgroup.Name);
	    add_webtable(wp, (char *)"Comment", mgroup.Comment);
	    add_webtable(wp, (char *)"Active", getboolean(mgroup.Active));
	    add_webtable(wp, (char *)"Use Aka", aka2str(mgroup.UseAka));
	    add_webtable(wp, (char *)"Uplink", aka2str(mgroup.UpLink));
	    add_webtable(wp, (char *)"Areas file", mgroup.AreaFile);
	    add_webtable(wp, (char *)"Base path", mgroup.BasePath);
	    add_webdigit(wp, (char *)"Netmail reply area", mgroup.NetReply);
	    add_webdigit(wp, (char *)"Start new areas at", mgroup.StartArea);
	    web_secflags(wp, (char *)"Read security", mgroup.RDSec);
	    web_secflags(wp, (char *)"Write security", mgroup.WRSec);
	    web_secflags(wp, (char *)"Sysop security", mgroup.SYSec);
	    add_webtable(wp, (char *)"Def. link security", getflag(mgroup.LinkSec.flags, mgroup.LinkSec.notflags));
	    add_webtable(wp, (char *)"Use aliases", getboolean(mgroup.Aliases));
	    add_webtable(wp, (char *)"Add quotes", getboolean(mgroup.Quotes));
	    add_webtable(wp, (char *)"Auto add/del areas", getboolean(mgroup.AutoChange));
	    add_webtable(wp, (char *)"User add/del areas", getboolean(mgroup.UserChange));
	    add_webtable(wp, (char *)"Default charset", getftnchrs(mgroup.Charset));
	    snprintf(temp, 5, "#%03d", mgroup.GoldEDgroup);
	    add_webtable(wp, (char *)"GoldED groupid", temp);
	    tt = (time_t)mgroup.StartDate;
	    add_webtable(wp, (char *)"Start area date", ctime(&tt));
	    tt = (time_t)mgroup.LastDate;
	    add_webtable(wp, (char *)"Last active date", ctime(&tt));
	    fprintf(wp, "</TBODY>\n");
	    fprintf(wp, "</TABLE>\n");
	    fprintf(wp, "<HR>\n");
	    fprintf(wp, "<H3>Message Areas Reference</H3>\n");
	    refs = 0;
            snprintf(temp, PATH_MAX, "%s/etc/mareas.data", getenv("MBSE_ROOT"));
	    if ((ti = fopen(temp, "r"))) {
		fread(&tichdr, sizeof(tichdr), 1, ti);
		fseek(ti, 0, SEEK_SET);
		fread(&msgshdr, msgshdr.hdrsize, 1, ti);
		i = 0;
		while ((fread(&msgs, msgshdr.recsize, 1, ti)) == 1) {
		    i++;
		    if (msgs.Active && (strcmp(mgroup.Name, msgs.Group) == 0)) {
			if (refs == 0) {
			    fprintf(wp, "<TABLE width='600' border='0' cellspacing='0' cellpadding='2'>\n");
			    fprintf(wp, "<COL width='20%%'><COL width='80%%'>\n");
			    fprintf(wp, "<TBODY>\n");
			}
			fprintf(wp, "<TR><TD><A HREF=\"msgarea_%d.html\">Area %d</A></TD><TD>%s</TD></TR>\n", 
				i, i, msgs.Name);
			refs++;
		    }
		    fseek(ti, msgshdr.syssize, SEEK_CUR);
		}
		fclose(ti);
	    }
	    if (refs == 0)
		fprintf(wp, "No Message Areas References\n");
	    else {
		fprintf(wp, "</TBODY>\n");
		fprintf(wp, "</TABLE>\n");
	    }
	    fprintf(wp, "<HR>\n");
	    fprintf(wp, "<H3>Nodes Reference</H3>\n");
	    refs = 0;
	    snprintf(temp, PATH_MAX, "%s/etc/nodes.data", getenv("MBSE_ROOT"));
	    if ((ti = fopen(temp, "r"))) {
		fread(&nodeshdr, sizeof(nodeshdr), 1, ti);
		fseek(ti, 0, SEEK_SET);
		fread(&nodeshdr, nodeshdr.hdrsize, 1, ti);
		while ((fread(&nodes, nodeshdr.recsize, 1, ti)) == 1) {
		    fseek(ti, nodeshdr.filegrp, SEEK_CUR);
		    for (i = 0; i < nodeshdr.mailgrp / sizeof(group); i++) {
			fread(&group, sizeof(group), 1, ti);
			if (strcmp(group, mgroup.Name) == 0) {
			    if (refs == 0) {
				fprintf(wp, "<TABLE width='600' border='0' cellspacing='0' cellpadding='2'>\n");
				fprintf(wp, "<COL width='20%%'><COL width='80%%'>\n");
				fprintf(wp, "<TBODY>\n");
			    }
			    fprintf(wp, "<TR><TD><A HREF=\"node_%d_%d_%d_%d_%s.html\">%s</A></TD><TD>%s</TD></TR>\n", 
				    nodes.Aka[0].zone, nodes.Aka[0].net, nodes.Aka[0].node, nodes.Aka[0].point, 
				    nodes.Aka[0].domain, aka2str(nodes.Aka[0]), nodes.Sysop);
			    refs++;
			}
		    }
		}
		fclose(ti);
	    }
	    if (refs == 0)
		fprintf(wp, "No Nodes References\n");
	    else {
		fprintf(wp, "</TBODY>\n");
		fprintf(wp, "</TABLE>\n");
	    }
	    fprintf(wp, "<HR>\n");
	    fprintf(wp, "<H3>Group Statistics</H3>\n");
	    add_statcnt(wp, (char *)"received messages", mgroup.MsgsRcvd);
	    add_statcnt(wp, (char *)"sent messages", mgroup.MsgsSent);
	    close_webdoc(wp);
	}
	
	fprintf(fp, "    Group name         %s\n", mgroup.Name);
	fprintf(fp, "    Comment            %s\n", mgroup.Comment);
	fprintf(fp, "    Active             %s\n", getboolean(mgroup.Active));
	fprintf(fp, "    Use Aka            %s\n", aka2str(mgroup.UseAka));
	fprintf(fp, "    Uplink             %s\n", aka2str(mgroup.UpLink));
	fprintf(fp, "    Areas file         %s\n", mgroup.AreaFile);
	fprintf(fp, "    Base path          %s\n", mgroup.BasePath);
	fprintf(fp, "    Netmail reply area %d\n", mgroup.NetReply);
	fprintf(fp, "    Start new areas at %d\n", mgroup.StartArea);
	fprintf(fp, "    Read security      %s\n", get_secstr(mgroup.RDSec));
	fprintf(fp, "    Write security     %s\n", get_secstr(mgroup.WRSec));
	fprintf(fp, "    Sysop security     %s\n", get_secstr(mgroup.SYSec));
	fprintf(fp, "    Def. link security       %s\n", getflag(mgroup.LinkSec.flags, mgroup.LinkSec.notflags));
	fprintf(fp, "    Use aliases        %s\n", getboolean(mgroup.Aliases));
	fprintf(fp, "    Add quotes         %s\n", getboolean(mgroup.Quotes));
	fprintf(fp, "    Auto add/del areas %s\n", getboolean(mgroup.AutoChange));
	fprintf(fp, "    User add/del areas %s\n", getboolean(mgroup.UserChange));
	fprintf(fp, "    Default charset    %s\n", getftnchrs(mgroup.Charset));
	fprintf(fp, "    GoldED groupid     #%03d\n", mgroup.GoldEDgroup);
	tt = (time_t)mgroup.StartDate;
	fprintf(fp, "    Start area date    %s",   ctime(&tt));
	tt = (time_t)mgroup.LastDate;
	fprintf(fp, "    Last active date   %s\n", ctime(&tt));
	fprintf(fp, "\n\n");
	j++;
    }

    fprintf(ip, "</TBODY>\n");
    fprintf(ip, "</TABLE>\n");
    close_webdoc(ip);
	
    fclose(no);
    return page;
}