375 lines
8.6 KiB
C
375 lines
8.6 KiB
C
/*****************************************************************************
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*
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* $Id: magic.c,v 1.27 2005/11/12 12:52:30 mbse Exp $
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* Purpose ...............: .TIC files magic processing.
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*
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*****************************************************************************
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* Copyright (C) 1997-2005
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*
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* Michiel Broek FIDO: 2:280/2802
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* Beekmansbos 10
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* 1971 BV IJmuiden
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* the Netherlands
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*
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* This file is part of MBSE BBS.
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*
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* This BBS is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* MBSE BBS is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with MBSE BBS; see the file COPYING. If not, write to the Free
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* Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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*****************************************************************************/
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#include "../config.h"
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#include "../lib/mbselib.h"
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#include "../lib/users.h"
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#include "../lib/mbsedb.h"
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#include "orphans.h"
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#include "tic.h"
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#include "utic.h"
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#include "magic.h"
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int MagicNr; /* Current magic record number */
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int Magics = 0; /* Processed magics */
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char *Magic_Macro(int);
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char *Magic_Macro(int C)
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{
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static char buf[PATH_MAX];
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buf[0] = '\0';
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switch(toupper(C)) {
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case 'F': snprintf(buf, PATH_MAX, "%s/%s", TIC.BBSpath, TIC.NewFile);
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break;
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case 'P': snprintf(buf, PATH_MAX, "%s", TIC.BBSpath);
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break;
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case 'N': snprintf(buf, PATH_MAX, "%s", strtok(strdup(TIC.NewFile), "."));
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break;
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case 'E': snprintf(buf, PATH_MAX, "%s", strrchr(TIC.NewFile, '.'));
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break;
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case 'L': snprintf(buf, PATH_MAX, "%s", strrchr(TIC.NewFile, '.'));
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buf[0] = buf[1];
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buf[1] = buf[2];
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buf[2] = '\0';
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break;
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case 'D': snprintf(buf, 3, "%03d", Day_Of_Year());
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break;
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case 'C': snprintf(buf, 3, "%03d", Day_Of_Year());
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buf[0] = buf[1];
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buf[1] = buf[2];
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buf[2] = '\0';
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break;
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case 'A': snprintf(buf, PATH_MAX, "%s", TIC.TicIn.Area);
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break;
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}
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Syslog('f', "Mgc Macro(%c): \"%s\"", C, buf);
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return buf;
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}
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int GetMagicRec(int Typ, int First)
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{
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int Eof = FALSE;
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char *temp, mask[256];
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FILE *FeM;
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if (First)
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MagicNr = 0;
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temp = calloc(PATH_MAX, sizeof(char));
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snprintf(temp, PATH_MAX, "%s/etc/magic.data", getenv("MBSE_ROOT"));
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if ((FeM = fopen(temp, "r")) == NULL) {
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Syslog('+', "Huh? No magic file? (%s)", temp);
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free(temp);
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return FALSE;
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}
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fread(&magichdr, sizeof(magichdr), 1, FeM);
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do {
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if (fseek(FeM, magichdr.hdrsize + (MagicNr * magichdr.recsize), SEEK_SET) != 0) {
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WriteError("$Can't seek record %ld in %s", MagicNr, temp);
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free(temp);
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fclose(FeM);
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return FALSE;
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}
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MagicNr++;
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if (fread(&magic, magichdr.recsize, 1, FeM) == 1) {
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if ((magic.Active) && (magic.Attrib == Typ) && (strcasecmp(magic.From, TIC.TicIn.Area) == 0)) {
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memset(&mask, 0, sizeof(mask));
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strcpy(mask, re_mask(magic.Mask, FALSE));
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if ((re_comp(mask)) == NULL) {
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if (re_exec(TIC.NewFile)) {
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fclose(FeM);
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free(temp);
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return TRUE;
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}
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} else {
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WriteError("Magic: re_comp(%s) failed", mask);
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}
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}
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} else {
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Eof = TRUE;
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}
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} while (!Eof);
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free(temp);
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fclose(FeM);
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return FALSE;
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}
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void MagicResult(char *format, ...)
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{
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char *outputstr;
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va_list va_ptr;
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outputstr = calloc(1024, sizeof(char));
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va_start(va_ptr, format);
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vsnprintf(outputstr, 1024, format, va_ptr);
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va_end(va_ptr);
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Syslog('+', "Magic: %s", outputstr);
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free(outputstr);
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Magics++;
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}
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void Magic_CheckCompile(void);
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void Magic_CheckCompile(void)
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{
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if (magic.Compile) {
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CompileNL = TRUE;
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Syslog('+', "Magic: Trigger Compile Nodelists");
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}
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}
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int Magic_MoveFile(void)
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{
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if (GetMagicRec(MG_MOVE, TRUE)) {
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strcpy(TIC.TicIn.Area, magic.ToArea);
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MagicResult((char *)"Move %s to Area %s", TIC.NewFile, TIC.TicIn.Area);
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return TRUE;
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} else
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return FALSE;
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}
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void Magic_ExecCommand(void)
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{
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int i, j, k, Err, First = TRUE;
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char Line[256], Temp[PATH_MAX], *cmd, *opts;
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while (GetMagicRec(MG_EXEC, First)) {
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First = FALSE;
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j = 0;
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memset(&Line, 0, sizeof(Line));
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for (i = 0; i < strlen(magic.Cmd); i++) {
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if (magic.Cmd[i] != '%') {
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Line[j] = magic.Cmd[i];
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j++;
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} else {
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i++;
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if (magic.Cmd[i] == '%') {
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Line[j] = '%';
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j++;
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} else {
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Temp[0] = '\0';
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snprintf(Temp, PATH_MAX, "%s", Magic_Macro(magic.Cmd[i]));
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for (k = 0; k < strlen(Temp); k++) {
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Line[j] = Temp[k];
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j++;
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}
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}
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}
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}
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cmd = xstrcpy(getenv("MBSE_ROOT"));
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cmd = xstrcat(cmd, (char *)"/bin/");
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cmd = xstrcat(cmd, strtok(Line, " "));
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opts = strtok(NULL, "\0");
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MagicResult((char *)"Exec: \"%s %s\"", cmd, opts);
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if ((Err = execute_str(cmd, opts, NULL, (char *)"/dev/null", (char *)"/dev/null", (char *)"/dev/null")) == 0) {
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Magics++;
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} else
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Syslog('!', "Mgc Exec: (%s %s) returns %d", cmd, opts, Err);
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Magic_CheckCompile();
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}
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}
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void Magic_CopyFile(void)
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{
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int First = TRUE, rc;
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char *From, *To;
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From = calloc(PATH_MAX, sizeof(char));
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To = calloc(PATH_MAX, sizeof(char));
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while (GetMagicRec(MG_COPY, First)) {
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First = FALSE;
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snprintf(From, PATH_MAX, "%s/%s", TIC.BBSpath, TIC.NewFile);
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snprintf(To, PATH_MAX, "%s/%s", magic.Path, TIC.NewFile);
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if ((rc = file_cp(From, To) == 0)) {
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MagicResult((char *)"%s copied to %s", From, To);
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Magic_CheckCompile();
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} else
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WriteError("Magic: copy: %s to %s failed, %s", strerror(rc));
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}
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free(From);
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free(To);
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}
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void Magic_UnpackFile(void)
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{
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int rc, First = TRUE;
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char *Fn, *buf = NULL, *unarc = NULL, *cmd = NULL;
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Fn = calloc(PATH_MAX, sizeof(char));
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while (GetMagicRec(MG_UNPACK, First)) {
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First = FALSE;
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buf = calloc(PATH_MAX, sizeof(char));
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getcwd(buf, 128);
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if (chdir(magic.Path) == 0) {
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snprintf(Fn, PATH_MAX, "%s/%s", TIC.BBSpath, TIC.NewFile);
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if ((unarc = unpacker(Fn)) != NULL) {
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if (getarchiver(unarc)) {
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cmd = xstrcpy(archiver.munarc);
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if (strlen(cmd)) {
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rc = execute_str(cmd, Fn, (char *)NULL, (char *)"/dev/null", (char *)"/dev/null", (char *)"/dev/null");
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if (rc)
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WriteError("$Magic: unpack in %s, error %d", magic.Path, rc);
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else
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MagicResult((char *)"unpacked in %s", magic.Path);
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}
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free(cmd);
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}
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}
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chdir(buf);
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Magic_CheckCompile();
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} else
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WriteError("$Magic: unpack: can't chdir \"%s\"", magic.Path);
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free(buf);
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}
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free(Fn);
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}
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void Magic_Keepnum(void)
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{
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if (GetMagicRec(MG_KEEPNUM, TRUE)) {
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TIC.KeepNum = magic.KeepNum;
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MagicResult((char *)"Keep %d files", TIC.KeepNum);
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}
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}
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void Magic_UpDateAlias(void)
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{
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if (GetMagicRec(MG_UPDALIAS, TRUE)) {
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magic_update(TIC.TicIn.Area, TIC.NewFile);
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MagicResult((char *)"Update Alias");
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}
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}
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void Magic_AdoptFile(void)
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{
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int First = TRUE;
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char *temp;
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FILE *Tf;
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temp = calloc(PATH_MAX, sizeof(char));
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while (GetMagicRec(MG_ADOPT, First)) {
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First = FALSE;
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if (SearchTic(magic.ToArea)) {
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MagicResult((char *)"Adoptfile in %s", magic.ToArea);
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snprintf(temp, PATH_MAX, "%s/%s", TIC.Inbound, MakeTicName());
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if ((Tf = fopen(temp, "a+")) == NULL)
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WriteError("$Can't create %s", temp);
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else {
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fprintf(Tf, "Hatch\r\n");
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fprintf(Tf, "NoMove\r\n");
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fprintf(Tf, "Created MBSE BBS v%s, %s\r\n", VERSION, SHORTRIGHT);
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fprintf(Tf, "Area %s\r\n", magic.ToArea);
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fprintf(Tf, "Origin %s\r\n", aka2str(tic.Aka));
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fprintf(Tf, "From %s\r\n", aka2str(tic.Aka));
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if (strlen(TIC.TicIn.Replace))
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fprintf(Tf, "Replaces %s\r\n", TIC.TicIn.Replace);
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if (strlen(TIC.TicIn.Magic))
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fprintf(Tf, "Magic %s\r\n", TIC.TicIn.Magic);
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fprintf(Tf, "File %s\r\n", TIC.NewFile);
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if (strlen(TIC.NewFullName))
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fprintf(Tf, "Fullname %s\r\n", TIC.NewFullName);
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fprintf(Tf, "Pth %s\r\n", TIC.BBSpath);
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fprintf(Tf, "Desc %s\r\n", TIC.TicIn.Desc);
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fprintf(Tf, "Crc %s\r\n", TIC.TicIn.Crc);
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fprintf(Tf, "Pw %s\r\n", CFG.hatchpasswd);
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fclose(Tf);
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}
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SearchTic(TIC.TicIn.Area);
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} else
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WriteError("Mgc Adopt: Area \"%s\" not found");
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}
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free(temp);
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}
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int Magic_DeleteFile(void)
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{
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int Result;
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if ((Result = GetMagicRec(MG_DELETE, TRUE)))
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MagicResult((char *)"Delete file");
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return Result;
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}
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