diplodocus.org Git - nmh/blob - uip/send.c

   1
   2 /*
   3  * send.c -- send a composed message
   4  *
   5  * This code is Copyright (c) 2002, by the authors of nmh.  See the
   6  * COPYRIGHT file in the root directory of the nmh distribution for
   7  * complete copyright information.
   8  */
   9
  10 #include <h/mh.h>
  11 #include <fcntl.h>
  12
  13
  14 #ifndef CYRUS_SASL
  15 # define SASLminc(a) (a)
  16 #else /* CYRUS_SASL */
  17 # define SASLminc(a)  0
  18 #endif /* CYRUS_SASL */
  19
  20 #ifndef TLS_SUPPORT
  21 # define TLSminc(a)  (a)
  22 #else /* TLS_SUPPORT */
  23 # define TLSminc(a)   0
  24 #endif /* TLS_SUPPORT */
  25
  26 #define SEND_SWITCHES \
  27     X("alias aliasfile", 0, ALIASW) \
  28     X("debug", -5, DEBUGSW) \
  29     X("draft", 0, DRAFTSW) \
  30     X("draftfolder +folder", 6, DFOLDSW) \
  31     X("draftmessage msg", 6, DMSGSW) \
  32     X("nodraftfolder", 0, NDFLDSW) \
  33     X("filter filterfile", 0, FILTSW) \
  34     X("nofilter", 0, NFILTSW) \
  35     X("format", 0, FRMTSW) \
  36     X("noformat", 0, NFRMTSW) \
  37     X("forward", 0, FORWSW) \
  38     X("noforward", 0, NFORWSW) \
  39     X("mime", 0, MIMESW) \
  40     X("nomime", 0, NMIMESW) \
  41     X("msgid", 0, MSGDSW) \
  42     X("nomsgid", 0, NMSGDSW) \
  43     X("push", 0, PUSHSW) \
  44     X("nopush", 0, NPUSHSW) \
  45     X("split seconds", 0, SPLITSW) \
  46     X("unique", -6, UNIQSW) \
  47     X("nounique", -8, NUNIQSW) \
  48     X("verbose", 0, VERBSW) \
  49     X("noverbose", 0, NVERBSW) \
  50     X("watch", 0, WATCSW) \
  51     X("nowatch", 0, NWATCSW) \
  52     X("width columns", 0, WIDTHSW) \
  53     X("version", 0, VERSIONSW) \
  54     X("help", 0, HELPSW) \
  55     X("dashstuffing", -12, BITSTUFFSW) \
  56     X("nodashstuffing", -14, NBITSTUFFSW) \
  57     X("client host", -6, CLIESW) \
  58     X("server host", 6, SERVSW) \
  59     X("snoop", 5, SNOOPSW) \
  60     X("sasl", SASLminc(4), SASLSW) \
  61     X("nosasl", SASLminc(-6), NOSASLSW) \
  62     X("saslmaxssf", SASLminc(-10), SASLMXSSFSW) \
  63     X("saslmech mechanism", SASLminc(-5), SASLMECHSW) \
  64     X("user username", SASLminc(-4), USERSW) \
  65     X("attach", 6, ATTACHSW) \
  66     X("noattach", 0, NOATTACHSW) \
  67     X("attachformat", 7, ATTACHFORMATSW) \
  68     X("port server-port-name/number", 4, PORTSW) \
  69     X("tls", TLSminc(-3), TLSSW) \
  70     X("initialtls", TLSminc(-10), INITTLSSW) \
  71     X("notls", TLSminc(-5), NTLSSW) \
  72     X("mts smtp|sendmail/smtp|sendmail/pipe", 2, MTSSW) \
  73     X("messageid localname|random", 2, MESSAGEIDSW) \
  74
  75 #define X(sw, minchars, id) id,
  76 DEFINE_SWITCH_ENUM(SEND);
  77 #undef X
  78
  79 #define X(sw, minchars, id) { sw, minchars, id },
  80 DEFINE_SWITCH_ARRAY(SEND, switches);
  81 #undef X
  82
  83 #define USE_SWITCHES \
  84     X("no", 0, NOSW) \
  85     X("yes", 0, YESW) \
  86     X("list", 0, LISTDSW) \
  87
  88 #define X(sw, minchars, id) id,
  89 DEFINE_SWITCH_ENUM(USE);
  90 #undef X
  91
  92 #define X(sw, minchars, id) { sw, minchars, id },
  93 DEFINE_SWITCH_ARRAY(USE, anyl);
  94 #undef X
  95
  96 extern int debugsw;             /* from sendsbr.c */
  97 extern int forwsw;
  98 extern int inplace;
  99 extern int pushsw;
 100 extern int splitsw;
 101 extern int unique;
 102 extern int verbsw;
 103
 104 extern char *altmsg;            /*  .. */
 105 extern char *annotext;
 106 extern char *distfile;
 107
 108
 109 int
 110 main (int argc, char **argv)
 111 {
 112     int msgp = 0, distsw = 0, vecp;
 113     int isdf = 0, mime = 0;
 114     int msgnum, status;
 115     char *cp, *dfolder = NULL, *maildir = NULL;
 116     char buf[BUFSIZ], **ap, **argp, **arguments, *program;
 117     char *msgs[MAXARGS], **vec;
 118     struct msgs *mp;
 119     struct stat st;
 120     char *attach = NMH_ATTACH_HEADER;   /* header field name for attachments */
 121     int attachformat = 1; /* mhbuild format specifier for attachments */
 122
 123 #ifdef LOCALE
 124     setlocale(LC_ALL, "");
 125 #endif
 126     invo_name = r1bindex (argv[0], '/');
 127
 128     /* read user profile/context */
 129     context_read();
 130
 131     arguments = getarguments (invo_name, argc, argv, 1);
 132     argp = arguments;
 133
 134     vec = argsplit(postproc, &program, &vecp);
 135
 136     vec[vecp++] = "-library";
 137     vec[vecp++] = getcpy (m_maildir (""));
 138
 139     if ((cp = context_find ("fileproc"))) {
 140         vec[vecp++] = "-fileproc";
 141         vec[vecp++] = cp;
 142     }
 143
 144     if ((cp = context_find ("mhlproc"))) {
 145         vec[vecp++] = "-mhlproc";
 146         vec[vecp++] = cp;
 147     }
 148
 149     if ((cp = context_find ("credentials"))) {
 150         /* post doesn't read context so need to pass credentials. */
 151         vec[vecp++] = "-credentials";
 152         vec[vecp++] = cp;
 153     }
 154
 155     while ((cp = *argp++)) {
 156         if (*cp == '-') {
 157             switch (smatch (++cp, switches)) {
 158                 case AMBIGSW:
 159                     ambigsw (cp, switches);
 160                     done (1);
 161                 case UNKWNSW:
 162                     adios (NULL, "-%s unknown\n", cp);
 163
 164                 case HELPSW:
 165                     snprintf (buf, sizeof(buf), "%s [file] [switches]", invo_name);
 166                     print_help (buf, switches, 1);
 167                     done (0);
 168                 case VERSIONSW:
 169                     print_version(invo_name);
 170                     done (0);
 171
 172                 case DRAFTSW:
 173                     msgs[msgp++] = draft;
 174                     continue;
 175
 176                 case DFOLDSW:
 177                     if (dfolder)
 178                         adios (NULL, "only one draft folder at a time!");
 179                     if (!(cp = *argp++) || *cp == '-')
 180                         adios (NULL, "missing argument to %s", argp[-2]);
 181                     dfolder = path (*cp == '+' || *cp == '@' ? cp + 1 : cp,
 182                             *cp != '@' ? TFOLDER : TSUBCWF);
 183                     continue;
 184                 case DMSGSW:
 185                     if (!(cp = *argp++) || *cp == '-')
 186                         adios (NULL, "missing argument to %s", argp[-2]);
 187                     msgs[msgp++] = cp;
 188                     continue;
 189                 case NDFLDSW:
 190                     dfolder = NULL;
 191                     isdf = NOTOK;
 192                     continue;
 193
 194                 case PUSHSW:
 195                     pushsw++;
 196                     continue;
 197                 case NPUSHSW:
 198                     pushsw = 0;
 199                     continue;
 200
 201                 case SPLITSW:
 202                     if (!(cp = *argp++) || sscanf (cp, "%d", &splitsw) != 1)
 203                         adios (NULL, "missing argument to %s", argp[-2]);
 204                     continue;
 205
 206                 case UNIQSW:
 207                     unique++;
 208                     continue;
 209                 case NUNIQSW:
 210                     unique = 0;
 211                     continue;
 212
 213                 case FORWSW:
 214                     forwsw++;
 215                     continue;
 216                 case NFORWSW:
 217                     forwsw = 0;
 218                     continue;
 219
 220                 case VERBSW:
 221                     verbsw++;
 222                     vec[vecp++] = --cp;
 223                     continue;
 224                 case NVERBSW:
 225                     verbsw = 0;
 226                     vec[vecp++] = --cp;
 227                     continue;
 228
 229                 case MIMESW:
 230                     mime++;
 231                     vec[vecp++] = --cp;
 232                     continue;
 233                 case NMIMESW:
 234                     mime = 0;
 235                     vec[vecp++] = --cp;
 236                     continue;
 237
 238                 case DEBUGSW:
 239                     debugsw++;  /* fall */
 240                 case NFILTSW:
 241                 case FRMTSW:
 242                 case NFRMTSW:
 243                 case BITSTUFFSW:
 244                 case NBITSTUFFSW:
 245                 case MSGDSW:
 246                 case NMSGDSW:
 247                 case WATCSW:
 248                 case NWATCSW:
 249                 case SNOOPSW:
 250                 case SASLSW:
 251                 case NOSASLSW:
 252                 case TLSSW:
 253                 case INITTLSSW:
 254                 case NTLSSW:
 255                     vec[vecp++] = --cp;
 256                     continue;
 257
 258                 case ALIASW:
 259                 case FILTSW:
 260                 case WIDTHSW:
 261                 case CLIESW:
 262                 case SERVSW:
 263                 case SASLMECHSW:
 264                 case SASLMXSSFSW:
 265                 case USERSW:
 266                 case PORTSW:
 267                 case MTSSW:
 268                 case MESSAGEIDSW:
 269                     vec[vecp++] = --cp;
 270                     if (!(cp = *argp++) || *cp == '-')
 271                         adios (NULL, "missing argument to %s", argp[-2]);
 272                     vec[vecp++] = cp;
 273                     continue;
 274
 275                 case ATTACHSW:
 276                     if (!(attach = *argp++) || *attach == '-')
 277                         adios (NULL, "missing argument to %s", argp[-2]);
 278                     continue;
 279                 case NOATTACHSW:
 280                     attach = NULL;
 281                     continue;
 282
 283                 case ATTACHFORMATSW:
 284                     if (! *argp || **argp == '-')
 285                         adios (NULL, "missing argument to %s", argp[-1]);
 286                     else {
 287                         attachformat = atoi (*argp);
 288                         if (attachformat < 0 ||
 289                             attachformat > ATTACHFORMATS - 1) {
 290                             advise (NULL, "unsupported attachformat %d",
 291                                     attachformat);
 292                             continue;
 293                         }
 294                     }
 295                     ++argp;
 296                     continue;
 297             }
 298         } else {
 299             msgs[msgp++] = cp;
 300         }
 301     }
 302
 303     /*
 304      * check for "Aliasfile:" profile entry
 305      */
 306     if ((cp = context_find ("Aliasfile"))) {
 307         char *dp = NULL;
 308
 309         for (ap = brkstring(dp = getcpy(cp), " ", "\n"); ap && *ap; ap++) {
 310             vec[vecp++] = "-alias";
 311             vec[vecp++] = *ap;
 312         }
 313     }
 314
 315     if (dfolder == NULL) {
 316         if (msgp == 0) {
 317 #ifdef WHATNOW
 318             if ((cp = getenv ("mhdraft")) && *cp) {
 319                 msgs[msgp++] = cp;
 320                 goto go_to_it;
 321             }
 322 #endif /* WHATNOW */
 323             msgs[msgp++] = getcpy (m_draft (NULL, NULL, 1, &isdf));
 324             if (stat (msgs[0], &st) == NOTOK)
 325                 adios (msgs[0], "unable to stat draft file");
 326             cp = concat ("Use \"", msgs[0], "\"? ", NULL);
 327             for (status = LISTDSW; status != YESW;) {
 328                 if (!(argp = getans (cp, anyl)))
 329                     done (1);
 330                 switch (status = smatch (*argp, anyl)) {
 331                     case NOSW:
 332                         done (0);
 333                     case YESW:
 334                         break;
 335                     case LISTDSW:
 336                         showfile (++argp, msgs[0]);
 337                         break;
 338                     default:
 339                         advise (NULL, "say what?");
 340                         break;
 341                 }
 342             }
 343         } else {
 344             for (msgnum = 0; msgnum < msgp; msgnum++)
 345                 msgs[msgnum] = getcpy (m_maildir (msgs[msgnum]));
 346         }
 347     } else {
 348         if (!context_find ("path"))
 349             free (path ("./", TFOLDER));
 350
 351         if (!msgp)
 352             msgs[msgp++] = "cur";
 353         maildir = m_maildir (dfolder);
 354
 355         if (chdir (maildir) == NOTOK)
 356             adios (maildir, "unable to change directory to");
 357
 358         /* read folder and create message structure */
 359         if (!(mp = folder_read (dfolder, 1)))
 360             adios (NULL, "unable to read folder %s", dfolder);
 361
 362         /* check for empty folder */
 363         if (mp->nummsg == 0)
 364             adios (NULL, "no messages in %s", dfolder);
 365
 366         /* parse all the message ranges/sequences and set SELECTED */
 367         for (msgnum = 0; msgnum < msgp; msgnum++)
 368             if (!m_convert (mp, msgs[msgnum]))
 369                 done (1);
 370         seq_setprev (mp);       /* set the previous-sequence */
 371
 372         for (msgp = 0, msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
 373             if (is_selected (mp, msgnum)) {
 374                 msgs[msgp++] = getcpy (m_name (msgnum));
 375                 unset_exists (mp, msgnum);
 376             }
 377         }
 378
 379         mp->msgflags |= SEQMOD;
 380         seq_save (mp);
 381     }
 382
 383 #ifdef WHATNOW
 384 go_to_it:
 385 #endif /* WHATNOW */
 386
 387     if ((cp = getenv ("SIGNATURE")) == NULL || *cp == 0)
 388         if ((cp = context_find ("signature")) && *cp)
 389             m_putenv ("SIGNATURE", cp);
 390
 391     for (msgnum = 0; msgnum < msgp; msgnum++)
 392         if (stat (msgs[msgnum], &st) == NOTOK)
 393             adios (msgs[msgnum], "unable to stat draft file");
 394
 395     if ((annotext = getenv ("mhannotate")) == NULL || *annotext == 0)
 396         annotext = NULL;
 397     if (annotext && ((cp = getenv ("mhinplace")) != NULL && *cp != 0))
 398         inplace = atoi (cp);
 399     if ((altmsg = getenv ("mhaltmsg")) == NULL || *altmsg == 0)
 400         altmsg = NULL;  /* used by dist interface - see below */
 401
 402     if ((cp = getenv ("mhdist"))
 403             && *cp
 404             && (distsw = atoi (cp))
 405             && altmsg) {
 406         vec[vecp++] = "-dist";
 407         distfile = getcpy (m_mktemp2 (altmsg, invo_name, NULL, NULL));
 408         unlink(distfile);
 409         if (link (altmsg, distfile) == NOTOK) {
 410             /* Cygwin with FAT32 filesystem produces EPERM. */
 411             if (errno != EXDEV  &&  errno != EPERM
 412 #ifdef EISREMOTE
 413                     && errno != EISREMOTE
 414 #endif /* EISREMOTE */
 415                 )
 416                 adios (distfile, "unable to link %s to", altmsg);
 417             free (distfile);
 418             distfile = getcpy (m_mktemp2(NULL, invo_name, NULL, NULL));
 419             {
 420                 int in, out;
 421                 struct stat st;
 422
 423                 if ((in = open (altmsg, O_RDONLY)) == NOTOK)
 424                     adios (altmsg, "unable to open");
 425                 fstat(in, &st);
 426                 if ((out = creat (distfile, (int) st.st_mode & 0777)) == NOTOK)
 427                     adios (distfile, "unable to write");
 428                 cpydata (in, out, altmsg, distfile);
 429                 close (in);
 430                 close (out);
 431             }
 432         }
 433     } else {
 434         distfile = NULL;
 435     }
 436
 437     if (altmsg == NULL || stat (altmsg, &st) == NOTOK) {
 438         st.st_mtime = 0;
 439         st.st_dev = 0;
 440         st.st_ino = 0;
 441     }
 442     if (pushsw)
 443         push ();
 444
 445     status = 0;
 446     closefds (3);
 447
 448     for (msgnum = 0; msgnum < msgp; msgnum++) {
 449         switch (sendsbr (vec, vecp, program, msgs[msgnum], &st, 1, attach,
 450                          attachformat)) {
 451             case DONE:
 452                 done (++status);
 453             case NOTOK:
 454                 status++;       /* fall */
 455             case OK:
 456                 break;
 457         }
 458     }
 459
 460     context_save ();    /* save the context file */
 461     done (status);
 462     return 1;
 463 }