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deb-mbse/mbsetup/m_limits.c
Mercurial Repos 142f5b6943 Converted from CVS
2009-05-15 22:01:56 +02:00

607 lines
16 KiB
C
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/*****************************************************************************
*
* $Id: m_limits.c,v 1.18 2005/10/11 20:49:49 mbse Exp $
* Purpose ...............: Setup Limits.
*
*****************************************************************************
* Copyright (C) 1997-2005
*
* 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 "../lib/users.h"
#include "screen.h"
#include "mutil.h"
#include "ledit.h"
#include "stlist.h"
#include "m_global.h"
#include "m_limits.h"
int LimUpdated = 0;
/*
* Count nr of LIMIT records in the database.
* Creates the database if it doesn't exist.
*/
int CountLimits(void)
{
FILE *fil;
char ffile[PATH_MAX];
int count;
snprintf(ffile, PATH_MAX, "%s/etc/limits.data", getenv("MBSE_ROOT"));
if ((fil = fopen(ffile, "r")) == NULL) {
if ((fil = fopen(ffile, "a+")) != NULL) {
Syslog('+', "Created new %s", ffile);
LIMIThdr.hdrsize = sizeof(LIMIThdr);
LIMIThdr.recsize = sizeof(LIMIT);
fwrite(&LIMIThdr, sizeof(LIMIThdr), 1, fil);
/*
* Create default limits
*/
memset(&LIMIT, 0, sizeof(LIMIT));
LIMIT.Security = 0;
LIMIT.Time = 5;
LIMIT.DownK = 1;
LIMIT.DownF = 1;
snprintf(LIMIT.Description, 41, "Twit");
LIMIT.Available = TRUE;
fwrite(&LIMIT, sizeof(LIMIT), 1, fil);
memset(&LIMIT, 0, sizeof(LIMIT));
LIMIT.Security = 5;
LIMIT.Time = 15;
LIMIT.DownK = 100;
LIMIT.DownF = 2;
snprintf(LIMIT.Description, 41, "New User");
LIMIT.Available = TRUE;
fwrite(&LIMIT, sizeof(LIMIT), 1, fil);
memset(&LIMIT, 0, sizeof(LIMIT));
LIMIT.Security = 20;
LIMIT.Time = 60;
LIMIT.DownK = 10240;
LIMIT.DownF = 25;
snprintf(LIMIT.Description, 41, "Normal User");
LIMIT.Available = TRUE;
fwrite(&LIMIT, sizeof(LIMIT), 1, fil);
memset(&LIMIT, 0, sizeof(LIMIT));
LIMIT.Security = 50;
LIMIT.Time = 90;
LIMIT.DownK = 20480;
LIMIT.DownF = 100;
snprintf(LIMIT.Description, 41, "V.I.P. User");
LIMIT.Available = TRUE;
fwrite(&LIMIT, sizeof(LIMIT), 1, fil);
memset(&LIMIT, 0, sizeof(LIMIT));
LIMIT.Security = 80;
LIMIT.Time = 120;
LIMIT.DownK = 40960;
snprintf(LIMIT.Description, 41, "Fellow Sysop or Point");
LIMIT.Available = TRUE;
fwrite(&LIMIT, sizeof(LIMIT), 1, fil);
memset(&LIMIT, 0, sizeof(LIMIT));
LIMIT.Security = 100;
LIMIT.Time = 180;
LIMIT.DownK = 40960;
snprintf(LIMIT.Description, 41, "Co-Sysop");
LIMIT.Available = TRUE;
fwrite(&LIMIT, sizeof(LIMIT), 1, fil);
memset(&LIMIT, 0, sizeof(LIMIT));
LIMIT.Security = 32000;
LIMIT.Time = 240;
LIMIT.DownK = 40960;
snprintf(LIMIT.Description, 41, "Sysop");
LIMIT.Available = TRUE;
fwrite(&LIMIT, sizeof(LIMIT), 1, fil);
fclose(fil);
chmod(ffile, 0640);
return 7;
} else
return -1;
}
fread(&LIMIThdr, sizeof(LIMIThdr), 1, fil);
fseek(fil, 0, SEEK_END);
count = (ftell(fil) - LIMIThdr.hdrsize) / LIMIThdr.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 OpenLimits(void);
int OpenLimits(void)
{
FILE *fin, *fout;
char fnin[PATH_MAX], fnout[PATH_MAX];
int oldsize;
snprintf(fnin, PATH_MAX, "%s/etc/limits.data", getenv("MBSE_ROOT"));
snprintf(fnout, PATH_MAX, "%s/etc/limits.temp", getenv("MBSE_ROOT"));
if ((fin = fopen(fnin, "r")) != NULL) {
if ((fout = fopen(fnout, "w")) != NULL) {
fread(&LIMIThdr, sizeof(LIMIThdr), 1, fin);
/*
* In case we are automaic upgrading the data format
* we save the old format. If it is changed, the
* database must always be updated.
*/
oldsize = LIMIThdr.recsize;
if (oldsize != sizeof(LIMIT)) {
LimUpdated = 1;
Syslog('+', "Updated %s, format changed");
} else
LimUpdated = 0;
LIMIThdr.hdrsize = sizeof(LIMIThdr);
LIMIThdr.recsize = sizeof(LIMIT);
fwrite(&LIMIThdr, sizeof(LIMIThdr), 1, fout);
/*
* The datarecord is filled with zero's before each
* read, so if the format changed, the new fields
* will be empty.
*/
memset(&LIMIT, 0, sizeof(LIMIT));
while (fread(&LIMIT, oldsize, 1, fin) == 1) {
fwrite(&LIMIT, sizeof(LIMIT), 1, fout);
memset(&LIMIT, 0, sizeof(LIMIT));
}
fclose(fin);
fclose(fout);
return 0;
} else
return -1;
}
return -1;
}
void CloseLimits(int);
void CloseLimits(int force)
{
char fin[PATH_MAX], fout[PATH_MAX], temp[20];
FILE *fi, *fo;
st_list *lim = NULL, *tmp;
snprintf(fin, PATH_MAX, "%s/etc/limits.data", getenv("MBSE_ROOT"));
snprintf(fout, PATH_MAX, "%s/etc/limits.temp", getenv("MBSE_ROOT"));
if (LimUpdated == 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(&LIMIThdr, LIMIThdr.hdrsize, 1, fi);
fwrite(&LIMIThdr, LIMIThdr.hdrsize, 1, fo);
while (fread(&LIMIT, LIMIThdr.recsize, 1, fi) == 1)
if (!LIMIT.Deleted) {
snprintf(temp, 20, "%014d", LIMIT.Security);
fill_stlist(&lim, temp, ftell(fi) - LIMIThdr.recsize);
}
sort_stlist(&lim);
for (tmp = lim; tmp; tmp = tmp->next) {
fseek(fi, tmp->pos, SEEK_SET);
fread(&LIMIT, LIMIThdr.recsize, 1, fi);
fwrite(&LIMIT, LIMIThdr.recsize, 1, fo);
}
tidy_stlist(&lim);
fclose(fi);
fclose(fo);
unlink(fout);
chmod(fin, 0640);
Syslog('+', "Updated \"limits.data\"");
if (!force)
working(6, 0, 0);
return;
}
}
chmod(fin, 0640);
working(1, 0, 0);
unlink(fout);
}
int AppendLimits(void)
{
FILE *fil;
char ffile[PATH_MAX];
snprintf(ffile, PATH_MAX, "%s/etc/limits.temp", getenv("MBSE_ROOT"));
if ((fil = fopen(ffile, "a")) != NULL) {
memset(&LIMIT, 0, sizeof(LIMIT));
fwrite(&LIMIT, sizeof(LIMIT), 1, fil);
fclose(fil);
LimUpdated = 1;
return 0;
} else
return -1;
}
/*
* Edit one record, return -1 if there are errors, 0 if ok.
*/
int EditLimRec(int Area)
{
FILE *fil;
char mfile[PATH_MAX];
int offset;
int j;
unsigned int crc, crc1;
clr_index();
working(1, 0, 0);
IsDoing("Edit Limits");
snprintf(mfile, PATH_MAX, "%s/etc/limits.temp", getenv("MBSE_ROOT"));
if ((fil = fopen(mfile, "r")) == NULL) {
working(2, 0, 0);
return -1;
}
offset = sizeof(LIMIThdr) + ((Area -1) * sizeof(LIMIT));
if (fseek(fil, offset, 0) != 0) {
working(2, 0, 0);
return -1;
}
fread(&LIMIT, sizeof(LIMIT), 1, fil);
fclose(fil);
crc = 0xffffffff;
crc = upd_crc32((char *)&LIMIT, crc, sizeof(LIMIT));
set_color(WHITE, BLACK);
mbse_mvprintw( 5, 6, "8.1 EDIT SECURITY LIMIT");
set_color(CYAN, BLACK);
mbse_mvprintw( 7, 6, "1. Access Level");
mbse_mvprintw( 8, 6, "2. Maximum Time");
mbse_mvprintw( 9, 6, "3. Download Kb.");
mbse_mvprintw(10, 6, "4. Download Files");
mbse_mvprintw(11, 6, "5. Description");
mbse_mvprintw(12, 6, "6. Available");
mbse_mvprintw(13, 6, "7. Deleted");
for (;;) {
set_color(WHITE, BLACK);
show_int( 7,25, LIMIT.Security);
show_int( 8,25, LIMIT.Time);
show_int( 9,25, LIMIT.DownK);
show_int(10,25, LIMIT.DownF);
show_str(11,25,40, LIMIT.Description);
show_bool(12,25, LIMIT.Available);
show_bool(13,25, LIMIT.Deleted);
j = select_menu(7);
switch(j) {
case 0: crc1 = 0xffffffff;
crc1 = upd_crc32((char *)&LIMIT, crc1, sizeof(LIMIT));
if (crc != crc1) {
if (yes_no((char *)"Record is changed, save") == 1) {
working(1, 0, 0);
if ((fil = fopen(mfile, "r+")) == NULL) {
working(2, 0, 0);
return -1;
}
fseek(fil, offset, 0);
fwrite(&LIMIT, sizeof(LIMIT), 1, fil);
fclose(fil);
LimUpdated = 1;
working(6, 0, 0);
}
}
IsDoing("Browsing Menu");
return 0;
case 1: E_INT( 7,25, LIMIT.Security, "The ^Security^ level for this limit")
case 2: E_INT( 8,25, LIMIT.Time, "The maxmimum ^Time online^ per day for this limit, zero to disable")
case 3: E_INT( 9,25, LIMIT.DownK, "The ^Kilobytes^ download limit per day, 0 = don't care")
case 4: E_INT( 10,25, LIMIT.DownF, "The ^nr of files^ to download per day, 0 = don't care")
case 5: E_STR( 11,25,40,LIMIT.Description,"A short ^description^ for this limit")
case 6: E_BOOL(12,25, LIMIT.Available, "Is this record ^avaiable^")
case 7: E_BOOL(13,25, LIMIT.Deleted, "Is this level ^Deleted^")
}
}
return 0;
}
void EditLimits(void)
{
int records, i, x, y;
char pick[12];
FILE *fil;
char temp[PATH_MAX];
int offset;
clr_index();
working(1, 0, 0);
IsDoing("Browsing Menu");
if (config_read() == -1) {
working(2, 0, 0);
return;
}
records = CountLimits();
if (records == -1) {
working(2, 0, 0);
return;
}
if (OpenLimits() == -1) {
working(2, 0, 0);
return;
}
for (;;) {
clr_index();
set_color(WHITE, BLACK);
mbse_mvprintw( 5, 7, "8.1 LIMITS SETUP");
set_color(CYAN, BLACK);
if (records != 0) {
snprintf(temp, PATH_MAX, "%s/etc/limits.temp", getenv("MBSE_ROOT"));
if ((fil = fopen(temp, "r")) != NULL) {
fread(&LIMIThdr, sizeof(LIMIThdr), 1, fil);
x = 5;
y = 7;
set_color(CYAN, BLACK);
for (i = 1; i <= records; i++) {
offset = sizeof(LIMIThdr) + ((i - 1) * LIMIThdr.recsize);
fseek(fil, offset, 0);
fread(&LIMIT, LIMIThdr.recsize, 1, fil);
if (i == 11) {
x = 45;
y = 7;
}
if (LIMIT.Available)
set_color(CYAN, BLACK);
else
set_color(LIGHTBLUE, BLACK);
snprintf(temp, 81, "%3d. %-6d %-40s", i, LIMIT.Security, LIMIT.Description);
temp[37] = '\0';
mbse_mvprintw(y, x, temp);
y++;
}
fclose(fil);
}
}
strcpy(pick, select_record(records, 20));
if (strncmp(pick, "-", 1) == 0) {
CloseLimits(FALSE);
return;
}
if (strncmp(pick, "A", 1) == 0) {
working(1, 0, 0);
if (AppendLimits() == 0) {
records++;
working(1, 0, 0);
} else
working(2, 0, 0);
}
if ((atoi(pick) >= 1) && (atoi(pick) <= records))
EditLimRec(atoi(pick));
}
}
void InitLimits(void)
{
CountLimits();
OpenLimits();
CloseLimits(TRUE);
}
char *PickLimits(int nr)
{
static char Lim[21] = "";
int records, i, x, y;
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 Lim;
}
records = CountLimits();
if (records == -1) {
working(2, 0, 0);
return Lim;
}
clr_index();
set_color(WHITE, BLACK);
snprintf(temp, 81, "%d. LIMITS SELECT", nr);
mbse_mvprintw( 5, 4, temp);
set_color(CYAN, BLACK);
if (records != 0) {
snprintf(temp, PATH_MAX, "%s/etc/limits.data", getenv("MBSE_ROOT"));
if ((fil = fopen(temp, "r")) != NULL) {
fread(&LIMIThdr, sizeof(LIMIThdr), 1, fil);
x = 2;
y = 7;
set_color(CYAN, BLACK);
for (i = 1; i <= records; i++) {
offset = sizeof(LIMIThdr) + ((i - 1) * LIMIThdr.recsize);
fseek(fil, offset, 0);
fread(&LIMIT, LIMIThdr.recsize, 1, fil);
if (i == 11) {
x = 42;
y = 7;
}
if (LIMIT.Available)
set_color(CYAN, BLACK);
else
set_color(LIGHTBLUE, BLACK);
snprintf(temp, 81, "%3d. %-6d %-40s", i, LIMIT.Security, LIMIT.Description);
temp[37] = '\0';
mbse_mvprintw(y, x, temp);
y++;
}
strcpy(pick, select_pick(records, 20));
if ((atoi(pick) >= 1) && (atoi(pick) <= records)) {
offset = sizeof(LIMIThdr) + ((atoi(pick) - 1) * LIMIThdr.recsize);
fseek(fil, offset, 0);
fread(&LIMIT, LIMIThdr.recsize, 1, fil);
snprintf(Lim, 21, "%d", LIMIT.Security);
}
fclose(fil);
}
}
return Lim;
}
char *get_limit_name(int level)
{
static char buf[41];
char temp[PATH_MAX];
FILE *fp;
snprintf(buf, 41, "N/A");
snprintf(temp, PATH_MAX, "%s/etc/limits.data", getenv("MBSE_ROOT"));
if ((fp = fopen(temp, "r")) == NULL)
return buf;
fread(&LIMIThdr, sizeof(LIMIThdr), 1, fp);
while ((fread(&LIMIT, LIMIThdr.recsize, 1, fp)) == 1) {
if (level == LIMIT.Security) {
snprintf(buf, 41, "%s", LIMIT.Description);
break;
}
}
fclose(fp);
return buf;
}
int bbs_limits_doc(FILE *fp, FILE *toc, int page)
{
char temp[PATH_MAX];
FILE *up, *ip, *no;
int nr;
snprintf(temp, PATH_MAX, "%s/etc/limits.data", getenv("MBSE_ROOT"));
if ((no = fopen(temp, "r")) == NULL)
return page;
addtoc(fp, toc, 8, 1, page, (char *)"BBS user limits");
ip = open_webdoc((char *)"limits.html", (char *)"BBS User Security Limits", NULL);
fprintf(ip, "<A HREF=\"index.html\">Main</A>\n");
fprintf(ip, "<P>\n");
fprintf(ip, "<TABLE width='600' border='0' cellspacing='0' cellpadding='2'>\n");
fprintf(ip, "<TBODY>\n");
fprintf(ip, "<TR><TH align='left'>Access Level</TH><TH align='left'>Max. time</TH>");
fprintf(ip, "<TH align='left'>Down Kb.</TH><TH align='left'>Down files</TH>");
fprintf(ip, "<TH align='left'>Active</TH><TH align='left'>Description</TH><TR>\n");
fread(&LIMIThdr, sizeof(LIMIThdr), 1, no);
fprintf(fp, "\n");
fprintf(fp, " Access Max. Down Down\n");
fprintf(fp, " Level time Kb. files Active Description\n");
fprintf(fp, " ------ ------ ------ ------ ------ ------------------------------\n");
while ((fread(&LIMIT, LIMIThdr.recsize, 1, no)) == 1) {
fprintf(fp, " %6d %6d %6d %6d %s %s\n",
LIMIT.Security, LIMIT.Time, LIMIT.DownK, LIMIT.DownF, getboolean(LIMIT.Available), LIMIT.Description);
fprintf(ip, "<TR><TD>%d</TD><TD>%d</TD><TD>%d</TD><TD>%d</TD><TD>%s</TD><TD>%s</TD></TR>\n",
LIMIT.Security, LIMIT.Time, LIMIT.DownK, LIMIT.DownF, getboolean(LIMIT.Available), LIMIT.Description);
}
fprintf(ip, "</TBODY>\n");
fprintf(ip, "</TABLE>\n");
fprintf(ip, "<HR>\n");
fprintf(ip, "<H3>Users in security levels</H3>\n");
fprintf(ip, "<TABLE width='600' border='0' cellspacing='0' cellpadding='2'>\n");
fprintf(ip, "<COL width='20%%'><COL width='40%%'><COL width='40%%'>\n");
fprintf(ip, "<TBODY>\n");
fprintf(ip, "<TR><TH align='left'>Access Level</TH><TH align='left'>User</TH><TH align='left'>Location</TH></TR>\n");
fseek(no, LIMIThdr.hdrsize, SEEK_SET);
snprintf(temp, PATH_MAX, "%s/etc/users.data", getenv("MBSE_ROOT"));
if ((up = fopen(temp, "r"))) {
fread(&usrconfighdr, sizeof(usrconfighdr), 1, up);
while ((fread(&LIMIT, LIMIThdr.recsize, 1, no)) == 1) {
fseek(up, usrconfighdr.hdrsize, SEEK_SET);
nr = 0;
while (fread(&usrconfig, usrconfighdr.recsize, 1, up) == 1) {
nr++;
if (strlen(usrconfig.sUserName) && (usrconfig.Security.level == LIMIT.Security)) {
fprintf(ip, "<TR><TD>%d</TD><TD><A HREF=\"user_%d.html\">%s</A></TD><TD>%s</TD></TR>\n",
LIMIT.Security, nr, usrconfig.sUserName, usrconfig.sLocation);
}
}
}
fclose(up);
}
fprintf(ip, "</TBODY>\n");
fprintf(ip, "</TABLE>\n");
close_webdoc(ip);
fclose(no);
return page;
}
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