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