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

   1 /* send.c -- send a composed message
   2  *
   3  * This code is Copyright (c) 2002, by the authors of nmh.  See the
   4  * COPYRIGHT file in the root directory of the nmh distribution for
   5  * complete copyright information.
   6  */
   7
   8 #include "h/mh.h"
   9 #include "sbr/push.h"
  10 #include "sbr/path.h"
  11 #include "sbr/print_version.h"
  12 #include "sbr/print_help.h"
  13 #include "sbr/arglist.h"
  14 #include "sbr/error.h"
  15 #include <fcntl.h>
  16 #include "h/done.h"
  17 #include "h/utils.h"
  18 #ifdef OAUTH_SUPPORT
  19 #include "h/oauth.h"
  20 #endif
  21 #include "sbr/m_maildir.h"
  22 #include "sbr/m_mktemp.h"
  23
  24 #ifndef CYRUS_SASL
  25 # define SASLminc(a) (a)
  26 #else /* CYRUS_SASL */
  27 # define SASLminc(a)  0
  28 #endif /* CYRUS_SASL */
  29
  30 #ifndef TLS_SUPPORT
  31 # define TLSminc(a)  (a)
  32 #else /* TLS_SUPPORT */
  33 # define TLSminc(a)   0
  34 #endif /* TLS_SUPPORT */
  35
  36 #define SEND_SWITCHES \
  37     X("alias aliasfile", 0, ALIASW) \
  38     X("debug", -5, DEBUGSW) \
  39     X("draft", 0, DRAFTSW) \
  40     X("draftfolder +folder", 6, DFOLDSW) \
  41     X("draftmessage msg", 6, DMSGSW) \
  42     X("nodraftfolder", 0, NDFLDSW) \
  43     X("filter filterfile", 0, FILTSW) \
  44     X("nofilter", 0, NFILTSW) \
  45     X("format", 0, FRMTSW) \
  46     X("noformat", 0, NFRMTSW) \
  47     X("forward", 0, FORWSW) \
  48     X("noforward", 0, NFORWSW) \
  49     X("mime", 0, MIMESW) \
  50     X("nomime", 0, NMIMESW) \
  51     X("msgid", 0, MSGDSW) \
  52     X("nomsgid", 0, NMSGDSW) \
  53     X("push", 0, PUSHSW) \
  54     X("nopush", 0, NPUSHSW) \
  55     X("split seconds", 0, SPLITSW) \
  56     X("unique", -6, UNIQSW) \
  57     X("nounique", -8, NUNIQSW) \
  58     X("verbose", 0, VERBSW) \
  59     X("noverbose", 0, NVERBSW) \
  60     X("watch", 0, WATCSW) \
  61     X("nowatch", 0, NWATCSW) \
  62     X("width columns", 0, WIDTHSW) \
  63     X("version", 0, VERSIONSW) \
  64     X("help", 0, HELPSW) \
  65     X("dashstuffing", -12, BITSTUFFSW) \
  66     X("nodashstuffing", -14, NBITSTUFFSW) \
  67     X("client host", -6, CLIESW) \
  68     X("server host", 6, SERVSW) \
  69     X("snoop", 5, SNOOPSW) \
  70     X("sasl", SASLminc(4), SASLSW) \
  71     X("nosasl", SASLminc(6), NOSASLSW) \
  72     X("saslmech mechanism", SASLminc(6), SASLMECHSW) \
  73     X("authservice", SASLminc(0), AUTHSERVICESW) \
  74     X("user username", SASLminc(-4), USERSW) \
  75     X("port server-port-name/number", 4, PORTSW) \
  76     X("tls", TLSminc(-3), TLSSW) \
  77     X("initialtls", TLSminc(-10), INITTLSSW) \
  78     X("notls", TLSminc(-5), NTLSSW) \
  79     X("certverify", TLSminc(-10), CERTVERSW) \
  80     X("nocertverify", TLSminc(-12), NOCERTVERSW) \
  81     X("sendmail program", 0, MTSSM) \
  82     X("mts smtp|sendmail/smtp|sendmail/pipe", 2, MTSSW) \
  83     X("messageid localname|random", 2, MESSAGEIDSW) \
  84
  85 #define X(sw, minchars, id) id,
  86 DEFINE_SWITCH_ENUM(SEND);
  87 #undef X
  88
  89 #define X(sw, minchars, id) { sw, minchars, id },
  90 DEFINE_SWITCH_ARRAY(SEND, switches);
  91 #undef X
  92
  93 #define USE_SWITCHES \
  94     X("no", 0, NOSW) \
  95     X("yes", 0, YESW) \
  96     X("list", 0, LISTDSW) \
  97
  98 #define X(sw, minchars, id) id,
  99 DEFINE_SWITCH_ENUM(USE);
 100 #undef X
 101
 102 #define X(sw, minchars, id) { sw, minchars, id },
 103 DEFINE_SWITCH_ARRAY(USE, anyl);
 104 #undef X
 105
 106 extern int debugsw;             /* from sendsbr.c */
 107 extern bool forwsw;
 108 extern int inplace;
 109 extern bool pushsw;
 110 extern int splitsw;
 111 extern bool unique;
 112 extern bool verbsw;
 113
 114 extern char *altmsg;            /*  .. */
 115 extern char *annotext;
 116 extern char *distfile;
 117
 118
 119 int
 120 main (int argc, char **argv)
 121 {
 122     int msgp = 0, vecp;
 123     int isdf = 0;
 124     int msgnum, status;
 125     char *cp, *dfolder = NULL, *maildir = NULL;
 126     char buf[BUFSIZ], **ap, **argp, **arguments, *program;
 127     char *msgs[MAXARGS], **vec;
 128     const char *user = NULL, *saslmech = NULL;
 129     struct msgs *mp;
 130     struct stat st;
 131     char *auth_svc = NULL;
 132
 133     if (nmh_init(argv[0], true, true)) { return 1; }
 134
 135     arguments = getarguments (invo_name, argc, argv, 1);
 136     argp = arguments;
 137
 138     vec = argsplit(postproc, &program, &vecp);
 139
 140     vec[vecp++] = "-library";
 141     vec[vecp++] = mh_xstrdup(m_maildir(""));
 142
 143     if ((cp = context_find ("fileproc"))) {
 144         vec[vecp++] = "-fileproc";
 145         vec[vecp++] = cp;
 146     }
 147
 148     if ((cp = context_find ("mhlproc"))) {
 149         vec[vecp++] = "-mhlproc";
 150         vec[vecp++] = cp;
 151     }
 152
 153     if ((cp = context_find ("credentials"))) {
 154         /* post doesn't read context so need to pass credentials. */
 155         vec[vecp++] = "-credentials";
 156         vec[vecp++] = cp;
 157     }
 158
 159     while ((cp = *argp++)) {
 160         if (*cp == '-') {
 161             switch (smatch (++cp, switches)) {
 162                 case AMBIGSW:
 163                     ambigsw (cp, switches);
 164                     done (1);
 165                 case UNKWNSW:
 166                     die("-%s unknown\n", cp);
 167
 168                 case HELPSW:
 169                     snprintf (buf, sizeof(buf), "%s [file] [switches]", invo_name);
 170                     print_help (buf, switches, 1);
 171                     done (0);
 172                 case VERSIONSW:
 173                     print_version(invo_name);
 174                     done (0);
 175
 176                 case DRAFTSW:
 177                     msgs[msgp++] = draft;
 178                     continue;
 179
 180                 case DFOLDSW:
 181                     if (dfolder)
 182                         die("only one draft folder at a time!");
 183                     if (!(cp = *argp++) || *cp == '-')
 184                         die("missing argument to %s", argp[-2]);
 185                     dfolder = path (*cp == '+' || *cp == '@' ? cp + 1 : cp,
 186                             *cp != '@' ? TFOLDER : TSUBCWF);
 187                     continue;
 188                 case DMSGSW:
 189                     if (!(cp = *argp++) || *cp == '-')
 190                         die("missing argument to %s", argp[-2]);
 191                     msgs[msgp++] = cp;
 192                     continue;
 193                 case NDFLDSW:
 194                     dfolder = NULL;
 195                     isdf = NOTOK;
 196                     continue;
 197
 198                 case PUSHSW:
 199                     pushsw = true;
 200                     continue;
 201                 case NPUSHSW:
 202                     pushsw = false;
 203                     continue;
 204
 205                 case SPLITSW:
 206                     if (!(cp = *argp++) || sscanf (cp, "%d", &splitsw) != 1)
 207                         die("missing argument to %s", argp[-2]);
 208                     continue;
 209
 210                 case UNIQSW:
 211                     unique = true;
 212                     continue;
 213                 case NUNIQSW:
 214                     unique = false;
 215                     continue;
 216
 217                 case FORWSW:
 218                     forwsw = true;
 219                     continue;
 220                 case NFORWSW:
 221                     forwsw = false;
 222                     continue;
 223
 224                 case VERBSW:
 225                     verbsw = true;
 226                     vec[vecp++] = --cp;
 227                     continue;
 228                 case NVERBSW:
 229                     verbsw = false;
 230                     vec[vecp++] = --cp;
 231                     continue;
 232
 233                 case MIMESW:
 234                     vec[vecp++] = --cp;
 235                     continue;
 236                 case NMIMESW:
 237                     vec[vecp++] = --cp;
 238                     continue;
 239
 240                 case SNOOPSW:
 241                     vec[vecp++] = --cp;
 242                     continue;
 243
 244                 case DEBUGSW:
 245                     debugsw++;
 246                     /* FALLTHRU */
 247                 case NFILTSW:
 248                 case FRMTSW:
 249                 case NFRMTSW:
 250                 case BITSTUFFSW:
 251                 case NBITSTUFFSW:
 252                 case MSGDSW:
 253                 case NMSGDSW:
 254                 case WATCSW:
 255                 case NWATCSW:
 256                 case SASLSW:
 257                 case NOSASLSW:
 258                 case TLSSW:
 259                 case INITTLSSW:
 260                 case NTLSSW:
 261                 case CERTVERSW:
 262                 case NOCERTVERSW:
 263                     vec[vecp++] = --cp;
 264                     continue;
 265
 266                 case USERSW:
 267                     vec[vecp++] = --cp;
 268                     if (!(cp = *argp++) || *cp == '-')
 269                         die("missing argument to %s", argp[-2]);
 270                     vec[vecp++] = cp;
 271                     user = cp;
 272                     continue;
 273
 274                 case AUTHSERVICESW:
 275 #ifdef OAUTH_SUPPORT
 276                     if (!(auth_svc = *argp++) || *auth_svc == '-')
 277                         die("missing argument to %s", argp[-2]);
 278 #else
 279                     die("not built with OAuth support");
 280 #endif
 281                     continue;
 282
 283                 case SASLMECHSW:
 284                     if (!(saslmech = *argp) || *saslmech == '-')
 285                         die("missing argument to %s", argp[-1]);
 286                     /* FALLTHRU */
 287
 288                 case ALIASW:
 289                 case FILTSW:
 290                 case WIDTHSW:
 291                 case CLIESW:
 292                 case SERVSW:
 293                 case PORTSW:
 294                 case MTSSM:
 295                 case MTSSW:
 296                 case MESSAGEIDSW:
 297                     vec[vecp++] = --cp;
 298                     if (!(cp = *argp++) || *cp == '-')
 299                         die("missing argument to %s", argp[-2]);
 300                     vec[vecp++] = cp;
 301                     continue;
 302             }
 303         } else {
 304             msgs[msgp++] = cp;
 305         }
 306     }
 307
 308     /*
 309      * check for "Aliasfile:" profile entry
 310      */
 311     if ((cp = context_find ("Aliasfile"))) {
 312         char *dp = NULL;
 313
 314         for (ap = brkstring(dp = mh_xstrdup(cp), " ", "\n"); ap && *ap; ap++) {
 315             vec[vecp++] = "-alias";
 316             vec[vecp++] = *ap;
 317         }
 318     }
 319
 320     if (dfolder == NULL) {
 321         if (msgp == 0) {
 322             msgs[msgp++] = mh_xstrdup(m_draft(NULL, NULL, 1, &isdf));
 323             if (stat (msgs[0], &st) == NOTOK)
 324                 adios (msgs[0], "unable to stat draft file");
 325             cp = concat ("Use \"", msgs[0], "\"? ", NULL);
 326             for (status = LISTDSW; status != YESW;) {
 327                 if (!(argp = read_switch_multiword (cp, anyl)))
 328                     done (1);
 329                 switch (status = smatch (*argp, anyl)) {
 330                     case NOSW:
 331                         done (0);
 332                     case YESW:
 333                         break;
 334                     case LISTDSW:
 335                         showfile (++argp, msgs[0]);
 336                         break;
 337                     default:
 338                         inform("say what?");
 339                         break;
 340                 }
 341             }
 342         } else {
 343             for (msgnum = 0; msgnum < msgp; msgnum++)
 344                 msgs[msgnum] = mh_xstrdup(m_maildir(msgs[msgnum]));
 345         }
 346     } else {
 347         if (!context_find ("path"))
 348             free (path ("./", TFOLDER));
 349
 350         if (!msgp)
 351             msgs[msgp++] = "cur";
 352         maildir = m_maildir (dfolder);
 353
 354         if (chdir (maildir) == NOTOK)
 355             adios (maildir, "unable to change directory to");
 356
 357         /* read folder and create message structure */
 358         if (!(mp = folder_read (dfolder, 1)))
 359             die("unable to read folder %s", dfolder);
 360
 361         /* check for empty folder */
 362         if (mp->nummsg == 0)
 363             die("no messages in %s", dfolder);
 364
 365         /* parse all the message ranges/sequences and set SELECTED */
 366         for (msgnum = 0; msgnum < msgp; msgnum++)
 367             if (!m_convert (mp, msgs[msgnum]))
 368                 done (1);
 369         seq_setprev (mp);       /* set the previous-sequence */
 370
 371         for (msgp = 0, msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
 372             if (is_selected (mp, msgnum)) {
 373                 msgs[msgp++] = mh_xstrdup(m_name (msgnum));
 374                 unset_exists (mp, msgnum);
 375             }
 376         }
 377
 378         mp->msgflags |= SEQMOD;
 379         seq_save (mp);
 380     }
 381
 382 #ifdef WHATNOW
 383 go_to_it:
 384 #endif /* WHATNOW */
 385
 386     if ((cp = getenv ("SIGNATURE")) == NULL || *cp == 0)
 387         if ((cp = context_find ("signature")) && *cp)
 388             setenv("SIGNATURE", cp, 1);
 389
 390     for (msgnum = 0; msgnum < msgp; msgnum++)
 391         if (stat (msgs[msgnum], &st) == NOTOK)
 392             adios (msgs[msgnum], "unable to stat draft file");
 393
 394     if ((annotext = getenv ("mhannotate")) == NULL || *annotext == 0)
 395         annotext = NULL;
 396     if (annotext && ((cp = getenv ("mhinplace")) != NULL && *cp != 0))
 397         inplace = atoi (cp);
 398     if ((altmsg = getenv ("mhaltmsg")) == NULL || *altmsg == 0)
 399         altmsg = NULL;  /* used by dist interface - see below */
 400
 401     if ((cp = getenv ("mhdist"))
 402             && *cp
 403             && atoi(cp)
 404             && altmsg) {
 405         vec[vecp++] = "-dist";
 406         if ((cp = m_mktemp2(altmsg, invo_name, NULL, NULL)) == NULL) {
 407             die("unable to create temporary file");
 408         }
 409         distfile = mh_xstrdup(cp);
 410         (void) m_unlink(distfile);
 411         if (link (altmsg, distfile) == NOTOK) {
 412             /* Cygwin with FAT32 filesystem produces EPERM. */
 413             if (errno != EXDEV  &&  errno != EPERM
 414 #ifdef EISREMOTE
 415                     && errno != EISREMOTE
 416 #endif /* EISREMOTE */
 417                 )
 418                 adios (distfile, "unable to link %s to", altmsg);
 419             free (distfile);
 420             if ((cp = m_mktemp2(NULL, invo_name, NULL, NULL)) == NULL) {
 421                 die("unable to create temporary file in %s",
 422                       get_temp_dir());
 423             }
 424             distfile = mh_xstrdup(cp);
 425             {
 426                 int in, out;
 427                 struct stat st;
 428
 429                 if ((in = open (altmsg, O_RDONLY)) == NOTOK)
 430                     adios (altmsg, "unable to open");
 431                 fstat(in, &st);
 432                 if ((out = creat (distfile, (int) st.st_mode & 0777)) == NOTOK)
 433                     adios (distfile, "unable to write");
 434                 cpydata (in, out, altmsg, distfile);
 435                 close (in);
 436                 close (out);
 437             }
 438         }
 439     } else {
 440         distfile = NULL;
 441     }
 442
 443 #ifdef OAUTH_SUPPORT
 444     if (auth_svc == NULL) {
 445         if (saslmech  &&  ! strcasecmp(saslmech, "xoauth2")) {
 446             die("must specify -authservice with -saslmech xoauth2");
 447         }
 448     } else {
 449         if (user == NULL) {
 450             die("must specify -user with -saslmech xoauth2");
 451         }
 452     }
 453 #else
 454     NMH_UNUSED(auth_svc);
 455     NMH_UNUSED(user);
 456     NMH_UNUSED(saslmech);
 457 #endif /* OAUTH_SUPPORT */
 458
 459     if (altmsg == NULL || stat (altmsg, &st) == NOTOK) {
 460         st.st_mtime = 0;
 461         st.st_dev = 0;
 462         st.st_ino = 0;
 463     }
 464     if (pushsw)
 465         push ();
 466
 467     status = 0;
 468     closefds (3);
 469
 470     for (msgnum = 0; msgnum < msgp; msgnum++) {
 471         switch (sendsbr (vec, vecp, program, msgs[msgnum], &st, 1, auth_svc)) {
 472             case DONE:
 473                 done (++status);
 474                 /* FALLTHRU */
 475             case NOTOK:
 476                 status++;
 477                 /* FALLTHRU */
 478             case OK:
 479                 break;
 480         }
 481     }
 482
 483     context_save ();    /* save the context file */
 484     done (status);
 485     return 1;
 486 }