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deb-mbse/mbfido/filefind.c
Michiel Broek cfd968dddb Secured sprintf with snprintf
2005-08-28 15:33:23 +00:00

532 lines
13 KiB
C
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/*****************************************************************************
*
* $Id$
* Purpose ...............: Announce new files and FileFind
*
*****************************************************************************
* 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.
*
* MBSE 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 MBSE 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 "../lib/mbsedb.h"
#include "../lib/msg.h"
#include "../lib/msgtext.h"
#include "../lib/diesel.h"
#include "fflist.h"
#include "filefind.h"
#include "msgutil.h"
/*
* The next constants are to prevent overflowing the echomail areas
* with huge replies. MAX_DESC_LINES limits the number of file description
* lines, 5 should be enough. The other two are the maximum files to report
* if in the same area or different area.
* For netmail replies there is a different limit.
*/
#define MAX_DESC_LINES 5
#define MAX_FILES_SAMEBOARD 25
#define MAX_FILES_OTHERBOARD 50
#define MAX_FILES_NETMAIL 100
extern int do_quiet; /* Suppress screen output */
struct _filerecord T_File; /* Internal announce record */
int Requests = 0; /* Total found request */
int Replies = 0; /* Total generated replies */
void Back(int);
void Back(int count)
{
int i;
if (do_quiet)
return;
for (i = 0; i < count; i++)
printf("\b");
fflush(stdout);
}
void Clean(int);
void Clean(int count)
{
int i;
if (do_quiet)
return;
for (i = 0; i < count; i++)
printf(" ");
Back(count);
}
void ScanArea(ff_list **);
void ScanArea(ff_list **ffl)
{
unsigned long Number, Highest;
if (!do_quiet) {
mbse_colour(CYAN, BLACK);
printf("\r %-40s", scanmgr.Comment);
mbse_colour(LIGHTRED, BLACK);
printf(" (Scanning) ");
mbse_colour(LIGHTMAGENTA, BLACK);
fflush(stdout);
}
Syslog('+', "Scanning %s", scanmgr.Comment);
if (Msg_Open(scanmgr.ScanBoard)) {
Number = Msg_Lowest();
Highest = Msg_Highest();
do {
if (!do_quiet) {
printf("%6lu / %6lu", Number, Highest);
Back(15);
}
if (CFG.slow_util && do_quiet)
msleep(1);
if (Msg_ReadHeader(Number) == TRUE) {
if (((!strcasecmp(Msg.To, "allfix")) || (!strcasecmp(Msg.To, "filefind"))) && (!Msg.Received)) {
Syslog('m', "Msg: %s (%lu) [%s]", Msg.From, Number, Msg.Subject);
Msg.Received = TRUE;
Msg.Read = time(NULL);
if (Msg_Lock(30L)) {
Msg_WriteHeader(Number);
Msg_UnLock();
Syslog('m', "Marked message received");
}
if (strlen(Msg.Subject) && strlen(Msg.FromAddress)) {
fill_fflist(ffl);
Requests++;
}
}
}
} while (Msg_Next(&Number) == TRUE);
Msg_Close();
Clean(15);
} else
WriteError("$Can't open %s", scanmgr.ScanBoard);
Back(54);
Clean(54);
}
long StartReply(ff_list *);
long StartReply(ff_list *ffl)
{
char *temp;
unsigned long crc = -1;
if (strlen(scanmgr.ReplBoard)) {
if (!Msg_Open(scanmgr.ReplBoard))
return -1;
else
CountPosted(scanmgr.ReplBoard);
} else {
if (!Msg_Open(scanmgr.ScanBoard))
return -1;
else
CountPosted(scanmgr.ScanBoard);
}
if (!Msg_Lock(30L)) {
Msg_Close();
return -1;
}
Msg_New();
temp = calloc(PATH_MAX, sizeof(char));
snprintf(Msg.From, 101, "%s", CFG.sysop_name);
snprintf(Msg.To, 101, "%s", ffl->from);
snprintf(Msg.Subject, 101, "Re: %s", ffl->subject);
snprintf(Msg.FromAddress, 101, "%s", aka2str(scanmgr.Aka));
Msg.Written = time(NULL);
Msg.Arrived = time(NULL);
Msg.Local = TRUE;
if (scanmgr.NetReply){
Msg.Netmail = TRUE;
snprintf(Msg.ToAddress, 101, "%d:%d/%d.%d", ffl->zone, ffl->net, ffl->node, ffl->point);
Msg.Private = TRUE;
} else
Msg.Echomail = TRUE;
/*
* Start message text including kludges
*/
Msg_Id(scanmgr.Aka);
snprintf(temp, PATH_MAX, "\001REPLY: %s", ffl->msgid);
MsgText_Add2(temp);
Msg.ReplyCRC = upd_crc32(temp, crc, strlen(temp));
free(temp);
Msg_Pid();
return Msg_Top(scanmgr.template, scanmgr.Language, scanmgr.Aka);
}
void FinishReply(int, int, long);
void FinishReply(int Reported, int Total, long filepos)
{
char *temp;
FILE *fp, *fi;
temp = calloc(PATH_MAX, sizeof(char));
if ((fi = OpenMacro(scanmgr.template, scanmgr.Language, FALSE)) != NULL) {
MacroVars("CD", "dd", Reported, Total);
fseek(fi, filepos, SEEK_SET);
Msg_Macro(fi);
fclose(fi);
MacroClear();
}
if (strlen(scanmgr.Origin))
Msg_Bot(scanmgr.Aka, scanmgr.Origin, scanmgr.template);
else
Msg_Bot(scanmgr.Aka, CFG.origin, scanmgr.template);
Msg_AddMsg();
Msg_UnLock();
Syslog('+', "Posted message %ld", Msg.Id);
snprintf(temp, PATH_MAX, "%s/tmp/%smail.jam", getenv("MBSE_ROOT"), scanmgr.NetReply?"net":"echo");
if ((fp = fopen(temp, "a")) != NULL) {
if (strlen(scanmgr.ReplBoard))
fprintf(fp, "%s %lu\n", scanmgr.ReplBoard, Msg.Id);
else
fprintf(fp, "%s %lu\n", scanmgr.ScanBoard, Msg.Id);
fclose(fp);
}
Msg_Close();
free(temp);
}
/*
* Scan for files for one request.
*/
void ScanFiles(ff_list *);
void ScanFiles(ff_list *tmp)
{
char *temp, *kwd, *BigDesc, *line;
FILE *pAreas, *fi;
unsigned long areanr = 0, found = 0, SubSize = 0;
int i, j, k, keywrd, Found;
rf_list *rfl = NULL, *rft;
int Rep = 0, Sub = 0, Stop = FALSE;
long filepos, filepos1 = 0, filepos2 = 0, filepos3 = 0, filepos4 = 0;
struct _fdbarea *fdb_area = NULL;
/*
* Check for local generated requests.
*/
if (!CFG.ct_LocalRep) {
}
kwd = calloc(81, sizeof(char));
temp = calloc(PATH_MAX, sizeof(char));
BigDesc = calloc(1230, sizeof(char));
snprintf(temp, PATH_MAX, "%s (%d:%d/%d.%d)", tmp->from, tmp->zone, tmp->net, tmp->node, tmp->point);
Syslog('+', "ff: %s [%s]", temp, tmp->subject);
if (!do_quiet) {
mbse_colour(CYAN, BLACK);
temp[40] = '\0';
printf("\r %-40s", temp);
mbse_colour(LIGHTRED, BLACK);
printf(" (Searching)");
mbse_colour(LIGHTMAGENTA, BLACK);
fflush(stdout);
}
snprintf(temp, PATH_MAX, "%s/etc/fareas.data", getenv("MBSE_ROOT"));
if ((pAreas = fopen(temp, "r")) != NULL) {
fread(&areahdr, sizeof(areahdr), 1, pAreas);
while (fread(&area, areahdr.recsize, 1, pAreas) == 1) {
areanr++;
Nopper();
if (CFG.slow_util && do_quiet)
msleep(1);
if (!do_quiet) {
printf("%6lu / %6lu", areanr, found);
Back(15);
}
if (area.Available && area.FileFind) {
if ((fdb_area = mbsedb_OpenFDB(areanr, 30))) {
while (fread(&fdb, fdbhdr.recsize, 1, fdb_area->fp) == 1) {
for (i = 0; i < 25; i++)
snprintf(BigDesc, 1230, "%s%s", BigDesc, *(fdb.Desc + i));
snprintf(temp, PATH_MAX, "%s", tmp->subject);
Found = FALSE;
while (strlen(temp) && (!Found)) {
/*
* Split the search request in separate words.
*/
k = strlen(temp);
for (i = 0; i < k; i++)
if (temp[i] == ' ')
break;
if (i < k) {
strncpy(kwd, temp, i);
kwd[i] = '\0';
for (j = 0; j < (k - i -1); j++)
temp[j] = temp[j+i+1];
temp[j] = '\0';
} else {
snprintf(kwd, 81, "%s", temp);
temp[0] = '\0';
}
/*
* Check if it's a filename search or a keyword search.
*/
keywrd = FALSE;
if ((kwd[0] == '/') || (kwd[0] == '\\')) {
keywrd = TRUE;
for (i = 1; i < strlen(kwd); i++)
kwd[i-1] = kwd[i];
kwd[i-1] = '\0';
}
tl(kwd);
if (strlen(kwd) > scanmgr.keywordlen) {
if (strstr(fdb.Name, kwd) != NULL) {
Found = TRUE;
Syslog('m', "Found %s in %s in filename", kwd, fdb.Name);
}
if (keywrd && (strstr(tl(BigDesc), kwd) != NULL)) {
Found = TRUE;
Syslog('m', "Found %s in %s in description", kwd, fdb.Name);
}
}
} /* while (strlen(temp) && (!Found)) */
if (Found) {
found++;
Syslog('m', "Found %s area %d", fdb.Name, areanr);
fill_rflist(&rfl, fdb.Name, areanr);
}
strcpy(BigDesc, "");
}
mbsedb_CloseFDB(fdb_area);
} else
WriteError("$Can't open %s", temp);
}
}
fclose(pAreas);
Clean(15);
} else
WriteError("$Can't open %s", temp);
Back(12);
Clean(12);
if (found) {
if (!do_quiet) {
mbse_colour(YELLOW, BLACK);
printf(" (Replying)");
fflush(stdout);
}
if (((filepos = StartReply(tmp)) != -1) && ((fi = OpenMacro(scanmgr.template, scanmgr.Language, FALSE)) != NULL)) {
areanr = 0;
snprintf(temp, PATH_MAX, "%s/etc/fareas.data", getenv("MBSE_ROOT"));
if ((pAreas = fopen(temp, "r")) != NULL) {
fread(&areahdr, sizeof(areahdr), 1, pAreas);
for (rft = rfl; rft; rft = rft->next) {
/*
* Area footer
*/
if ((areanr != rft->area) && (Sub)) {
fseek(fi, filepos3, SEEK_SET);
MacroVars("AB", "dd", Sub, SubSize / 1024);
Msg_Macro(fi);
filepos4 = ftell(fi);
Sub = 0;
SubSize = 0;
}
/*
* New area header
*/
if (areanr != rft->area) {
fseek(pAreas, ((rft->area - 1) * areahdr.recsize) + areahdr.hdrsize, SEEK_SET);
fread(&area, areahdr.recsize, 1, pAreas);
MacroVars("GJ", "ds", rft->area, area.Name);
fseek(fi, filepos, SEEK_SET);
Msg_Macro(fi);
filepos1 = ftell(fi);
areanr = rft->area;
}
if ((fdb_area = mbsedb_OpenFDB(rft->area, 30))) {
while (fread(&fdb, fdbhdr.recsize, 1, fdb_area->fp) == 1)
if (!strcmp(rft->filename, fdb.Name))
break;
mbsedb_CloseFDB(fdb_area);
MacroVars("slbkdt", "ssddss", fdb.Name, fdb.LName, fdb.Size, fdb.Size / 1024, " ",
To_Low(fdb.Desc[0],scanmgr.HiAscii));
fseek(fi, filepos1, SEEK_SET);
Msg_Macro(fi);
filepos2 = ftell(fi);
SubSize += fdb.Size;
/*
* We add no more then 5 description lines
* to prevent unnecesary long messages.
*/
for (i = 1; i < MAX_DESC_LINES; i++) {
MacroVars("t", "s", To_Low(fdb.Desc[i],scanmgr.HiAscii));
fseek(fi, filepos2, SEEK_SET);
if (strlen(fdb.Desc[i])) {
Msg_Macro(fi);
} else {
line = calloc(255, sizeof(char));
while ((fgets(line, 254, fi) != NULL) && ((line[0]!='@') || (line[1]!='|'))) {}
free(line);
}
filepos3 = ftell(fi);
}
}
Rep++;
Sub++;
if (!scanmgr.NetReply) {
if (strlen(scanmgr.ReplBoard)) {
if (Rep >= MAX_FILES_OTHERBOARD)
Stop = TRUE;
} else {
if (Rep >= MAX_FILES_SAMEBOARD)
Stop = TRUE;
}
} else {
if (Rep >= MAX_FILES_NETMAIL)
Stop = TRUE;
}
if (Stop)
break;
}
if (Sub) {
fseek(fi, filepos3, SEEK_SET);
MacroVars("AB", "dd", Sub, SubSize / 1024);
Msg_Macro(fi);
filepos4 = ftell(fi);
}
fclose(pAreas);
}
FinishReply(Rep, found, filepos4);
Replies++;
}
Back(11);
Clean(11);
}
Back(42);
Clean(42);
tidy_rflist(&rfl);
free(BigDesc);
free(temp);
free(kwd);
}
int Filefind()
{
char *temp;
int rc = FALSE;
FILE *fp;
ff_list *ffl = NULL, *tmp;
IsDoing("FileFind");
if (!do_quiet) {
mbse_colour(CYAN, BLACK);
printf("Processing FileFind requests\n");
}
Syslog('+', "Processing FileFind requests");
temp = calloc(PATH_MAX, sizeof(char));
snprintf(temp, PATH_MAX, "%s/etc/scanmgr.data", getenv("MBSE_ROOT"));
if ((fp = fopen(temp, "r")) == NULL) {
WriteError("$Can't open %s", temp);
free(temp);
return FALSE;
}
fread(&scanmgrhdr, sizeof(scanmgrhdr), 1, fp);
while (fread(&scanmgr, scanmgrhdr.recsize, 1, fp) == 1) {
if (scanmgr.Active) {
ScanArea(&ffl);
Nopper();
for (tmp = ffl; tmp; tmp = tmp->next) {
ScanFiles(tmp);
}
tidy_fflist(&ffl);
}
}
fclose(fp);
free(temp);
if (Requests) {
Syslog('+', "Processed %d requests, created %d replies", Requests, Replies);
if (Replies)
rc = TRUE;
if (!do_quiet) {
mbse_colour(CYAN, BLACK);
printf("Processed %d requests, created %d replies\n", Requests, Replies);
}
}
return rc;
}
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