/***************************************************************************** * * $Id$ * Purpose ...............: .TIC files magic processing. * ***************************************************************************** * 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 "orphans.h" #include "tic.h" #include "utic.h" #include "magic.h" int MagicNr; /* Current magic record number */ int Magics = 0; /* Processed magics */ char *Magic_Macro(int); char *Magic_Macro(int C) { static char buf[PATH_MAX]; buf[0] = '\0'; switch(toupper(C)) { case 'F': snprintf(buf, PATH_MAX, "%s/%s", TIC.BBSpath, TIC.NewFile); break; case 'P': snprintf(buf, PATH_MAX, "%s", TIC.BBSpath); break; case 'N': snprintf(buf, PATH_MAX, "%s", strtok(strdup(TIC.NewFile), ".")); break; case 'E': snprintf(buf, PATH_MAX, "%s", strrchr(TIC.NewFile, '.')); break; case 'L': snprintf(buf, PATH_MAX, "%s", strrchr(TIC.NewFile, '.')); buf[0] = buf[1]; buf[1] = buf[2]; buf[2] = '\0'; break; case 'D': snprintf(buf, 3, "%03d", Day_Of_Year()); break; case 'C': snprintf(buf, 3, "%03d", Day_Of_Year()); buf[0] = buf[1]; buf[1] = buf[2]; buf[2] = '\0'; break; case 'A': snprintf(buf, PATH_MAX, "%s", TIC.TicIn.Area); break; } Syslog('f', "Mgc Macro(%c): \"%s\"", C, buf); return buf; } int GetMagicRec(int Typ, int First) { int Eof = FALSE; char *temp, mask[256]; FILE *FeM; if (First) MagicNr = 0; temp = calloc(PATH_MAX, sizeof(char)); snprintf(temp, PATH_MAX, "%s/etc/magic.data", getenv("MBSE_ROOT")); if ((FeM = fopen(temp, "r")) == NULL) { Syslog('+', "Huh? No magic file? (%s)", temp); free(temp); return FALSE; } fread(&magichdr, sizeof(magichdr), 1, FeM); do { if (fseek(FeM, magichdr.hdrsize + (MagicNr * magichdr.recsize), SEEK_SET) != 0) { WriteError("$Can't seek record %ld in %s", MagicNr, temp); free(temp); fclose(FeM); return FALSE; } MagicNr++; if (fread(&magic, magichdr.recsize, 1, FeM) == 1) { if ((magic.Active) && (magic.Attrib == Typ) && (strcasecmp(magic.From, TIC.TicIn.Area) == 0)) { memset(&mask, 0, sizeof(mask)); strcpy(mask, re_mask(magic.Mask, FALSE)); if ((re_comp(mask)) == NULL) { if (re_exec(TIC.NewFile)) { fclose(FeM); free(temp); return TRUE; } } else { WriteError("Magic: re_comp(%s) failed", mask); } } } else { Eof = TRUE; } } while (!Eof); free(temp); fclose(FeM); return FALSE; } void MagicResult(char *format, ...) { char *outputstr; va_list va_ptr; outputstr = calloc(1024, sizeof(char)); va_start(va_ptr, format); vsnprintf(outputstr, 1024, format, va_ptr); va_end(va_ptr); Syslog('+', "Magic: %s", outputstr); free(outputstr); Magics++; } void Magic_CheckCompile(void); void Magic_CheckCompile(void) { if (magic.Compile) { CompileNL = TRUE; Syslog('+', "Magic: Trigger Compile Nodelists"); } } int Magic_MoveFile(void) { if (GetMagicRec(MG_MOVE, TRUE)) { strcpy(TIC.TicIn.Area, magic.ToArea); MagicResult((char *)"Move %s to Area %s", TIC.NewFile, TIC.TicIn.Area); return TRUE; } else return FALSE; } void Magic_ExecCommand(void) { int i, j, k, Err, First = TRUE; char Line[256], Temp[PATH_MAX], *cmd, *opts; while (GetMagicRec(MG_EXEC, First)) { First = FALSE; j = 0; memset(&Line, 0, sizeof(Line)); for (i = 0; i < strlen(magic.Cmd); i++) { if (magic.Cmd[i] != '%') { Line[j] = magic.Cmd[i]; j++; } else { i++; if (magic.Cmd[i] == '%') { Line[j] = '%'; j++; } else { Temp[0] = '\0'; snprintf(Temp, PATH_MAX, "%s", Magic_Macro(magic.Cmd[i])); for (k = 0; k < strlen(Temp); k++) { Line[j] = Temp[k]; j++; } } } } cmd = xstrcpy(getenv("MBSE_ROOT")); cmd = xstrcat(cmd, (char *)"/bin/"); cmd = xstrcat(cmd, strtok(Line, " ")); opts = strtok(NULL, "\0"); MagicResult((char *)"Exec: \"%s %s\"", cmd, opts); if ((Err = execute_str(cmd, opts, NULL, (char *)"/dev/null", (char *)"/dev/null", (char *)"/dev/null")) == 0) { Magics++; } else Syslog('!', "Mgc Exec: (%s %s) returns %d", cmd, opts, Err); Magic_CheckCompile(); } } void Magic_CopyFile(void) { int First = TRUE, rc; char *From, *To; From = calloc(PATH_MAX, sizeof(char)); To = calloc(PATH_MAX, sizeof(char)); while (GetMagicRec(MG_COPY, First)) { First = FALSE; snprintf(From, PATH_MAX, "%s/%s", TIC.BBSpath, TIC.NewFile); snprintf(To, PATH_MAX, "%s/%s", magic.Path, TIC.NewFile); if ((rc = file_cp(From, To) == 0)) { MagicResult((char *)"%s copied to %s", From, To); Magic_CheckCompile(); } else WriteError("Magic: copy: %s to %s failed, %s", strerror(rc)); } free(From); free(To); } void Magic_UnpackFile(void) { int rc, First = TRUE; char *Fn, *buf = NULL, *unarc = NULL, *cmd = NULL; Fn = calloc(PATH_MAX, sizeof(char)); while (GetMagicRec(MG_UNPACK, First)) { First = FALSE; buf = calloc(PATH_MAX, sizeof(char)); getcwd(buf, 128); if (chdir(magic.Path) == 0) { snprintf(Fn, PATH_MAX, "%s/%s", TIC.BBSpath, TIC.NewFile); if ((unarc = unpacker(Fn)) != NULL) { if (getarchiver(unarc)) { cmd = xstrcpy(archiver.munarc); if (strlen(cmd)) { rc = execute_str(cmd, Fn, (char *)NULL, (char *)"/dev/null", (char *)"/dev/null", (char *)"/dev/null"); if (rc) WriteError("$Magic: unpack in %s, error %d", magic.Path, rc); else MagicResult((char *)"unpacked in %s", magic.Path); } free(cmd); } } chdir(buf); Magic_CheckCompile(); } else WriteError("$Magic: unpack: can't chdir \"%s\"", magic.Path); free(buf); } free(Fn); } void Magic_Keepnum(void) { if (GetMagicRec(MG_KEEPNUM, TRUE)) { TIC.KeepNum = magic.KeepNum; MagicResult((char *)"Keep %d files", TIC.KeepNum); } } void Magic_UpDateAlias(void) { if (GetMagicRec(MG_UPDALIAS, TRUE)) { magic_update(TIC.TicIn.Area, TIC.NewFile); MagicResult((char *)"Update Alias"); } } void Magic_AdoptFile(void) { int First = TRUE; char *temp; FILE *Tf; temp = calloc(PATH_MAX, sizeof(char)); while (GetMagicRec(MG_ADOPT, First)) { First = FALSE; if (SearchTic(magic.ToArea)) { MagicResult((char *)"Adoptfile in %s", magic.ToArea); snprintf(temp, PATH_MAX, "%s/%s", TIC.Inbound, MakeTicName()); if ((Tf = fopen(temp, "a+")) == NULL) WriteError("$Can't create %s", temp); else { fprintf(Tf, "Hatch\r\n"); fprintf(Tf, "NoMove\r\n"); fprintf(Tf, "Created MBSE BBS v%s, %s\r\n", VERSION, SHORTRIGHT); fprintf(Tf, "Area %s\r\n", magic.ToArea); fprintf(Tf, "Origin %s\r\n", aka2str(tic.Aka)); fprintf(Tf, "From %s\r\n", aka2str(tic.Aka)); if (strlen(TIC.TicIn.Replace)) fprintf(Tf, "Replaces %s\r\n", TIC.TicIn.Replace); if (strlen(TIC.TicIn.Magic)) fprintf(Tf, "Magic %s\r\n", TIC.TicIn.Magic); fprintf(Tf, "File %s\r\n", TIC.NewFile); if (strlen(TIC.NewFullName)) fprintf(Tf, "Fullname %s\r\n", TIC.NewFullName); fprintf(Tf, "Pth %s\r\n", TIC.BBSpath); fprintf(Tf, "Desc %s\r\n", TIC.TicIn.Desc); fprintf(Tf, "Crc %s\r\n", TIC.TicIn.Crc); fprintf(Tf, "Pw %s\r\n", CFG.hatchpasswd); fclose(Tf); } SearchTic(TIC.TicIn.Area); } else WriteError("Mgc Adopt: Area \"%s\" not found"); } free(temp); } int Magic_DeleteFile(void) { int Result; if ((Result = GetMagicRec(MG_DELETE, TRUE))) MagicResult((char *)"Delete file"); return Result; }