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