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/concat.h"
  10 #include "sbr/seq_setprev.h"
  11 #include "sbr/seq_save.h"
  12 #include "sbr/showfile.h"
  13 #include "sbr/smatch.h"
  14 #include "sbr/closefds.h"
  15 #include "sbr/cpydata.h"
  16 #include "sbr/m_draft.h"
  17 #include "sbr/m_convert.h"
  18 #include "sbr/folder_read.h"
  19 #include "sbr/context_save.h"
  20 #include "sbr/context_find.h"
  21 #include "sbr/brkstring.h"
  22 #include "sbr/ambigsw.h"
  23 #include "sbr/push.h"
  24 #include "sbr/path.h"
  25 #include "sbr/print_version.h"
  26 #include "sbr/print_help.h"
  27 #include "sbr/arglist.h"
  28 #include "sbr/error.h"
  29 #include <fcntl.h>
  30 #include "h/done.h"
  31 #include "h/utils.h"
  32 #ifdef OAUTH_SUPPORT
  33 #include "h/oauth.h"
  34 #endif
  35 #include "sbr/m_maildir.h"
  36 #include "sbr/m_mktemp.h"
  37
  38 #ifndef CYRUS_SASL
  39 # define SASLminc(a) (a)
  40 #else /* CYRUS_SASL */
  41 # define SASLminc(a)  0
  42 #endif /* CYRUS_SASL */
  43
  44 #ifndef TLS_SUPPORT
  45 # define TLSminc(a)  (a)
  46 #else /* TLS_SUPPORT */
  47 # define TLSminc(a)   0
  48 #endif /* TLS_SUPPORT */
  49
  50 #define SEND_SWITCHES \
  51     X("alias aliasfile", 0, ALIASW) \
  52     X("debug", -5, DEBUGSW) \
  53     X("draft", 0, DRAFTSW) \
  54     X("draftfolder +folder", 6, DFOLDSW) \
  55     X("draftmessage msg", 6, DMSGSW) \
  56     X("nodraftfolder", 0, NDFLDSW) \
  57     X("filter filterfile", 0, FILTSW) \
  58     X("nofilter", 0, NFILTSW) \
  59     X("format", 0, FRMTSW) \
  60     X("noformat", 0, NFRMTSW) \
  61     X("forward", 0, FORWSW) \
  62     X("noforward", 0, NFORWSW) \
  63     X("mime", 0, MIMESW) \
  64     X("nomime", 0, NMIMESW) \
  65     X("msgid", 0, MSGDSW) \
  66     X("nomsgid", 0, NMSGDSW) \
  67     X("push", 0, PUSHSW) \
  68     X("nopush", 0, NPUSHSW) \
  69     X("split seconds", 0, SPLITSW) \
  70     X("unique", -6, UNIQSW) \
  71     X("nounique", -8, NUNIQSW) \
  72     X("verbose", 0, VERBSW) \
  73     X("noverbose", 0, NVERBSW) \
  74     X("watch", 0, WATCSW) \
  75     X("nowatch", 0, NWATCSW) \
  76     X("width columns", 0, WIDTHSW) \
  77     X("version", 0, VERSIONSW) \
  78     X("help", 0, HELPSW) \
  79     X("dashstuffing", -12, BITSTUFFSW) \
  80     X("nodashstuffing", -14, NBITSTUFFSW) \
  81     X("client host", -6, CLIESW) \
  82     X("server host", 6, SERVSW) \
  83     X("snoop", 5, SNOOPSW) \
  84     X("sasl", SASLminc(4), SASLSW) \
  85     X("nosasl", SASLminc(6), NOSASLSW) \
  86     X("saslmech mechanism", SASLminc(6), SASLMECHSW) \
  87     X("authservice", SASLminc(0), AUTHSERVICESW) \
  88     X("user username", SASLminc(-4), USERSW) \
  89     X("port server-port-name/number", 4, PORTSW) \
  90     X("tls", TLSminc(-3), TLSSW) \
  91     X("initialtls", TLSminc(-10), INITTLSSW) \
  92     X("notls", TLSminc(-5), NTLSSW) \
  93     X("certverify", TLSminc(-10), CERTVERSW) \
  94     X("nocertverify", TLSminc(-12), NOCERTVERSW) \
  95     X("sendmail program", 0, MTSSM) \
  96     X("mts smtp|sendmail/smtp|sendmail/pipe", 2, MTSSW) \
  97     X("messageid localname|random", 2, MESSAGEIDSW) \
  98
  99 #define X(sw, minchars, id) id,
 100 DEFINE_SWITCH_ENUM(SEND);
 101 #undef X
 102
 103 #define X(sw, minchars, id) { sw, minchars, id },
 104 DEFINE_SWITCH_ARRAY(SEND, switches);
 105 #undef X
 106
 107 #define USE_SWITCHES \
 108     X("no", 0, NOSW) \
 109     X("yes", 0, YESW) \
 110     X("list", 0, LISTDSW) \
 111
 112 #define X(sw, minchars, id) id,
 113 DEFINE_SWITCH_ENUM(USE);
 114 #undef X
 115
 116 #define X(sw, minchars, id) { sw, minchars, id },
 117 DEFINE_SWITCH_ARRAY(USE, anyl);
 118 #undef X
 119
 120 extern int debugsw;             /* from sendsbr.c */
 121 extern bool forwsw;
 122 extern int inplace;
 123 extern bool pushsw;
 124 extern int splitsw;
 125 extern bool unique;
 126 extern bool verbsw;
 127
 128 extern char *altmsg;            /*  .. */
 129 extern char *annotext;
 130 extern char *distfile;
 131
 132
 133 int
 134 main (int argc, char **argv)
 135 {
 136     int msgp = 0, vecp;
 137     int isdf = 0;
 138     int msgnum, status;
 139     char *cp, *dfolder = NULL, *maildir = NULL;
 140     char buf[BUFSIZ], **ap, **argp, **arguments, *program;
 141     char *msgs[MAXARGS], **vec;
 142     const char *user = NULL, *saslmech = NULL;
 143     struct msgs *mp;
 144     struct stat st;
 145     char *auth_svc = NULL;
 146
 147     if (nmh_init(argv[0], true, true)) { return 1; }
 148
 149     arguments = getarguments (invo_name, argc, argv, 1);
 150     argp = arguments;
 151
 152     vec = argsplit(postproc, &program, &vecp);
 153
 154     vec[vecp++] = "-library";
 155     vec[vecp++] = mh_xstrdup(m_maildir(""));
 156
 157     if ((cp = context_find ("fileproc"))) {
 158         vec[vecp++] = "-fileproc";
 159         vec[vecp++] = cp;
 160     }
 161
 162     if ((cp = context_find ("mhlproc"))) {
 163         vec[vecp++] = "-mhlproc";
 164         vec[vecp++] = cp;
 165     }
 166
 167     if ((cp = context_find ("credentials"))) {
 168         /* post doesn't read context so need to pass credentials. */
 169         vec[vecp++] = "-credentials";
 170         vec[vecp++] = cp;
 171     }
 172
 173     while ((cp = *argp++)) {
 174         if (*cp == '-') {
 175             switch (smatch (++cp, switches)) {
 176                 case AMBIGSW:
 177                     ambigsw (cp, switches);
 178                     done (1);
 179                 case UNKWNSW:
 180                     die("-%s unknown\n", cp);
 181
 182                 case HELPSW:
 183                     snprintf (buf, sizeof(buf), "%s [file] [switches]", invo_name);
 184                     print_help (buf, switches, 1);
 185                     done (0);
 186                 case VERSIONSW:
 187                     print_version(invo_name);
 188                     done (0);
 189
 190                 case DRAFTSW:
 191                     msgs[msgp++] = draft;
 192                     continue;
 193
 194                 case DFOLDSW:
 195                     if (dfolder)
 196                         die("only one draft folder at a time!");
 197                     if (!(cp = *argp++) || *cp == '-')
 198                         die("missing argument to %s", argp[-2]);
 199                     dfolder = path (*cp == '+' || *cp == '@' ? cp + 1 : cp,
 200                             *cp != '@' ? TFOLDER : TSUBCWF);
 201                     continue;
 202                 case DMSGSW:
 203                     if (!(cp = *argp++) || *cp == '-')
 204                         die("missing argument to %s", argp[-2]);
 205                     msgs[msgp++] = cp;
 206                     continue;
 207                 case NDFLDSW:
 208                     dfolder = NULL;
 209                     isdf = NOTOK;
 210                     continue;
 211
 212                 case PUSHSW:
 213                     pushsw = true;
 214                     continue;
 215                 case NPUSHSW:
 216                     pushsw = false;
 217                     continue;
 218
 219                 case SPLITSW:
 220                     if (!(cp = *argp++) || sscanf (cp, "%d", &splitsw) != 1)
 221                         die("missing argument to %s", argp[-2]);
 222                     continue;
 223
 224                 case UNIQSW:
 225                     unique = true;
 226                     continue;
 227                 case NUNIQSW:
 228                     unique = false;
 229                     continue;
 230
 231                 case FORWSW:
 232                     forwsw = true;
 233                     continue;
 234                 case NFORWSW:
 235                     forwsw = false;
 236                     continue;
 237
 238                 case VERBSW:
 239                     verbsw = true;
 240                     vec[vecp++] = --cp;
 241                     continue;
 242                 case NVERBSW:
 243                     verbsw = false;
 244                     vec[vecp++] = --cp;
 245                     continue;
 246
 247                 case MIMESW:
 248                     vec[vecp++] = --cp;
 249                     continue;
 250                 case NMIMESW:
 251                     vec[vecp++] = --cp;
 252                     continue;
 253
 254                 case SNOOPSW:
 255                     vec[vecp++] = --cp;
 256                     continue;
 257
 258                 case DEBUGSW:
 259                     debugsw++;
 260                     /* FALLTHRU */
 261                 case NFILTSW:
 262                 case FRMTSW:
 263                 case NFRMTSW:
 264                 case BITSTUFFSW:
 265                 case NBITSTUFFSW:
 266                 case MSGDSW:
 267                 case NMSGDSW:
 268                 case WATCSW:
 269                 case NWATCSW:
 270                 case SASLSW:
 271                 case NOSASLSW:
 272                 case TLSSW:
 273                 case INITTLSSW:
 274                 case NTLSSW:
 275                 case CERTVERSW:
 276                 case NOCERTVERSW:
 277                     vec[vecp++] = --cp;
 278                     continue;
 279
 280                 case USERSW:
 281                     vec[vecp++] = --cp;
 282                     if (!(cp = *argp++) || *cp == '-')
 283                         die("missing argument to %s", argp[-2]);
 284                     vec[vecp++] = cp;
 285                     user = cp;
 286                     continue;
 287
 288                 case AUTHSERVICESW:
 289 #ifdef OAUTH_SUPPORT
 290                     if (!(auth_svc = *argp++) || *auth_svc == '-')
 291                         die("missing argument to %s", argp[-2]);
 292 #else
 293                     die("not built with OAuth support");
 294 #endif
 295                     continue;
 296
 297                 case SASLMECHSW:
 298                     if (!(saslmech = *argp) || *saslmech == '-')
 299                         die("missing argument to %s", argp[-1]);
 300                     /* FALLTHRU */
 301
 302                 case ALIASW:
 303                 case FILTSW:
 304                 case WIDTHSW:
 305                 case CLIESW:
 306                 case SERVSW:
 307                 case PORTSW:
 308                 case MTSSM:
 309                 case MTSSW:
 310                 case MESSAGEIDSW:
 311                     vec[vecp++] = --cp;
 312                     if (!(cp = *argp++) || *cp == '-')
 313                         die("missing argument to %s", argp[-2]);
 314                     vec[vecp++] = cp;
 315                     continue;
 316             }
 317         } else {
 318             msgs[msgp++] = cp;
 319         }
 320     }
 321
 322     /*
 323      * check for "Aliasfile:" profile entry
 324      */
 325     if ((cp = context_find ("Aliasfile"))) {
 326         char *dp = NULL;
 327
 328         for (ap = brkstring(dp = mh_xstrdup(cp), " ", "\n"); ap && *ap; ap++) {
 329             vec[vecp++] = "-alias";
 330             vec[vecp++] = *ap;
 331         }
 332     }
 333
 334     if (dfolder == NULL) {
 335         if (msgp == 0) {
 336             msgs[msgp++] = mh_xstrdup(m_draft(NULL, NULL, 1, &isdf));
 337             if (stat (msgs[0], &st) == NOTOK)
 338                 adios (msgs[0], "unable to stat draft file");
 339             cp = concat ("Use \"", msgs[0], "\"? ", NULL);
 340             for (status = LISTDSW; status != YESW;) {
 341                 if (!(argp = read_switch_multiword (cp, anyl)))
 342                     done (1);
 343                 switch (status = smatch (*argp, anyl)) {
 344                     case NOSW:
 345                         done (0);
 346                     case YESW:
 347                         break;
 348                     case LISTDSW:
 349                         showfile (++argp, msgs[0]);
 350                         break;
 351                     default:
 352                         inform("say what?");
 353                         break;
 354                 }
 355             }
 356         } else {
 357             for (msgnum = 0; msgnum < msgp; msgnum++)
 358                 msgs[msgnum] = mh_xstrdup(m_maildir(msgs[msgnum]));
 359         }
 360     } else {
 361         if (!context_find ("path"))
 362             free (path ("./", TFOLDER));
 363
 364         if (!msgp)
 365             msgs[msgp++] = "cur";
 366         maildir = m_maildir (dfolder);
 367
 368         if (chdir (maildir) == NOTOK)
 369             adios (maildir, "unable to change directory to");
 370
 371         /* read folder and create message structure */
 372         if (!(mp = folder_read (dfolder, 1)))
 373             die("unable to read folder %s", dfolder);
 374
 375         /* check for empty folder */
 376         if (mp->nummsg == 0)
 377             die("no messages in %s", dfolder);
 378
 379         /* parse all the message ranges/sequences and set SELECTED */
 380         for (msgnum = 0; msgnum < msgp; msgnum++)
 381             if (!m_convert (mp, msgs[msgnum]))
 382                 done (1);
 383         seq_setprev (mp);       /* set the previous-sequence */
 384
 385         for (msgp = 0, msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
 386             if (is_selected (mp, msgnum)) {
 387                 msgs[msgp++] = mh_xstrdup(m_name (msgnum));
 388                 unset_exists (mp, msgnum);
 389             }
 390         }
 391
 392         mp->msgflags |= SEQMOD;
 393         seq_save (mp);
 394     }
 395
 396 #ifdef WHATNOW
 397 go_to_it:
 398 #endif /* WHATNOW */
 399
 400     if ((cp = getenv ("SIGNATURE")) == NULL || *cp == 0)
 401         if ((cp = context_find ("signature")) && *cp)
 402             setenv("SIGNATURE", cp, 1);
 403
 404     for (msgnum = 0; msgnum < msgp; msgnum++)
 405         if (stat (msgs[msgnum], &st) == NOTOK)
 406             adios (msgs[msgnum], "unable to stat draft file");
 407
 408     if ((annotext = getenv ("mhannotate")) == NULL || *annotext == 0)
 409         annotext = NULL;
 410     if (annotext && ((cp = getenv ("mhinplace")) != NULL && *cp != 0))
 411         inplace = atoi (cp);
 412     if ((altmsg = getenv ("mhaltmsg")) == NULL || *altmsg == 0)
 413         altmsg = NULL;  /* used by dist interface - see below */
 414
 415     if ((cp = getenv ("mhdist"))
 416             && *cp
 417             && atoi(cp)
 418             && altmsg) {
 419         vec[vecp++] = "-dist";
 420         if ((cp = m_mktemp2(altmsg, invo_name, NULL, NULL)) == NULL) {
 421             die("unable to create temporary file");
 422         }
 423         distfile = mh_xstrdup(cp);
 424         (void) m_unlink(distfile);
 425         if (link (altmsg, distfile) == NOTOK) {
 426             /* Cygwin with FAT32 filesystem produces EPERM. */
 427             if (errno != EXDEV  &&  errno != EPERM
 428 #ifdef EISREMOTE
 429                     && errno != EISREMOTE
 430 #endif /* EISREMOTE */
 431                 )
 432                 adios (distfile, "unable to link %s to", altmsg);
 433             free (distfile);
 434             if ((cp = m_mktemp2(NULL, invo_name, NULL, NULL)) == NULL) {
 435                 die("unable to create temporary file in %s",
 436                       get_temp_dir());
 437             }
 438             distfile = mh_xstrdup(cp);
 439             {
 440                 int in, out;
 441                 struct stat st;
 442
 443                 if ((in = open (altmsg, O_RDONLY)) == NOTOK)
 444                     adios (altmsg, "unable to open");
 445                 fstat(in, &st);
 446                 if ((out = creat (distfile, (int) st.st_mode & 0777)) == NOTOK)
 447                     adios (distfile, "unable to write");
 448                 cpydata (in, out, altmsg, distfile);
 449                 close (in);
 450                 close (out);
 451             }
 452         }
 453     } else {
 454         distfile = NULL;
 455     }
 456
 457 #ifdef OAUTH_SUPPORT
 458     if (auth_svc == NULL) {
 459         if (saslmech  &&  ! strcasecmp(saslmech, "xoauth2")) {
 460             die("must specify -authservice with -saslmech xoauth2");
 461         }
 462     } else {
 463         if (user == NULL) {
 464             die("must specify -user with -saslmech xoauth2");
 465         }
 466     }
 467 #else
 468     NMH_UNUSED(auth_svc);
 469     NMH_UNUSED(user);
 470     NMH_UNUSED(saslmech);
 471 #endif /* OAUTH_SUPPORT */
 472
 473     if (altmsg == NULL || stat (altmsg, &st) == NOTOK) {
 474         st.st_mtime = 0;
 475         st.st_dev = 0;
 476         st.st_ino = 0;
 477     }
 478     if (pushsw)
 479         push ();
 480
 481     status = 0;
 482     closefds (3);
 483
 484     for (msgnum = 0; msgnum < msgp; msgnum++) {
 485         switch (sendsbr (vec, vecp, program, msgs[msgnum], &st, 1, auth_svc)) {
 486             case DONE:
 487                 done (++status);
 488                 /* FALLTHRU */
 489             case NOTOK:
 490                 status++;
 491                 /* FALLTHRU */
 492             case OK:
 493                 break;
 494         }
 495     }
 496
 497     context_save ();    /* save the context file */
 498     done (status);
 499     return 1;
 500 }