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 "sendsbr.h"
  10 #include "sbr/m_name.h"
  11 #include "sbr/getarguments.h"
  12 #include "sbr/read_switch_multiword.h"
  13 #include "sbr/concat.h"
  14 #include "sbr/seq_setprev.h"
  15 #include "sbr/seq_save.h"
  16 #include "sbr/showfile.h"
  17 #include "sbr/smatch.h"
  18 #include "sbr/cpydata.h"
  19 #include "sbr/m_draft.h"
  20 #include "sbr/m_convert.h"
  21 #include "sbr/folder_read.h"
  22 #include "sbr/context_save.h"
  23 #include "sbr/context_find.h"
  24 #include "sbr/brkstring.h"
  25 #include "sbr/ambigsw.h"
  26 #include "sbr/push.h"
  27 #include "sbr/path.h"
  28 #include "sbr/print_version.h"
  29 #include "sbr/print_help.h"
  30 #include "sbr/arglist.h"
  31 #include "sbr/error.h"
  32 #include <fcntl.h>
  33 #include "h/done.h"
  34 #include "h/utils.h"
  35 #ifdef OAUTH_SUPPORT
  36 #include "h/oauth.h"
  37 #endif
  38 #include "sbr/m_maildir.h"
  39 #include "sbr/m_mktemp.h"
  40
  41 #ifndef CYRUS_SASL
  42 # define SASLminc(a) (a)
  43 #else /* CYRUS_SASL */
  44 # define SASLminc(a)  0
  45 #endif /* CYRUS_SASL */
  46
  47 #ifndef TLS_SUPPORT
  48 # define TLSminc(a)  (a)
  49 #else /* TLS_SUPPORT */
  50 # define TLSminc(a)   0
  51 #endif /* TLS_SUPPORT */
  52
  53 #define SEND_SWITCHES \
  54     X("alias aliasfile", 0, ALIASW) \
  55     X("debug", -5, DEBUGSW) \
  56     X("draft", 0, DRAFTSW) \
  57     X("draftfolder +folder", 6, DFOLDSW) \
  58     X("draftmessage msg", 6, DMSGSW) \
  59     X("nodraftfolder", 0, NDFLDSW) \
  60     X("filter filterfile", 0, FILTSW) \
  61     X("nofilter", 0, NFILTSW) \
  62     X("format", 0, FRMTSW) \
  63     X("noformat", 0, NFRMTSW) \
  64     X("forward", 0, FORWSW) \
  65     X("noforward", 0, NFORWSW) \
  66     X("mime", 0, MIMESW) \
  67     X("nomime", 0, NMIMESW) \
  68     X("msgid", 0, MSGDSW) \
  69     X("nomsgid", 0, NMSGDSW) \
  70     X("push", 0, PUSHSW) \
  71     X("nopush", 0, NPUSHSW) \
  72     X("split seconds", 0, SPLITSW) \
  73     X("unique", -6, UNIQSW) \
  74     X("nounique", -8, NUNIQSW) \
  75     X("verbose", 0, VERBSW) \
  76     X("noverbose", 0, NVERBSW) \
  77     X("watch", 0, WATCSW) \
  78     X("nowatch", 0, NWATCSW) \
  79     X("width columns", 0, WIDTHSW) \
  80     X("version", 0, VERSIONSW) \
  81     X("help", 0, HELPSW) \
  82     X("dashstuffing", -12, BITSTUFFSW) \
  83     X("nodashstuffing", -14, NBITSTUFFSW) \
  84     X("client host", -6, CLIESW) \
  85     X("server host", 6, SERVSW) \
  86     X("snoop", 5, SNOOPSW) \
  87     X("sasl", SASLminc(4), SASLSW) \
  88     X("nosasl", SASLminc(6), NOSASLSW) \
  89     X("saslmech mechanism", SASLminc(6), SASLMECHSW) \
  90     X("authservice", SASLminc(0), AUTHSERVICESW) \
  91     X("user username", SASLminc(-4), USERSW) \
  92     X("port server-port-name/number", 4, PORTSW) \
  93     X("tls", TLSminc(-3), TLSSW) \
  94     X("initialtls", TLSminc(-10), INITTLSSW) \
  95     X("notls", TLSminc(-5), NTLSSW) \
  96     X("certverify", TLSminc(-10), CERTVERSW) \
  97     X("nocertverify", TLSminc(-12), NOCERTVERSW) \
  98     X("sendmail program", 0, MTSSM) \
  99     X("mts smtp|sendmail/smtp|sendmail/pipe", 2, MTSSW) \
 100     X("messageid localname|random", 2, MESSAGEIDSW) \
 101
 102 #define X(sw, minchars, id) id,
 103 DEFINE_SWITCH_ENUM(SEND);
 104 #undef X
 105
 106 #define X(sw, minchars, id) { sw, minchars, id },
 107 DEFINE_SWITCH_ARRAY(SEND, switches);
 108 #undef X
 109
 110 #define USE_SWITCHES \
 111     X("no", 0, NOSW) \
 112     X("yes", 0, YESW) \
 113     X("list", 0, LISTDSW) \
 114
 115 #define X(sw, minchars, id) id,
 116 DEFINE_SWITCH_ENUM(USE);
 117 #undef X
 118
 119 #define X(sw, minchars, id) { sw, minchars, id },
 120 DEFINE_SWITCH_ARRAY(USE, anyl);
 121 #undef X
 122
 123 extern int debugsw;             /* from sendsbr.c */
 124 extern bool forwsw;
 125 extern int inplace;
 126 extern bool pushsw;
 127 extern int splitsw;
 128 extern bool unique;
 129 extern bool verbsw;
 130
 131 extern char *altmsg;            /*  .. */
 132 extern char *annotext;
 133 extern char *distfile;
 134
 135
 136 int
 137 main (int argc, char **argv)
 138 {
 139     int msgp = 0, vecp;
 140     int isdf = 0;
 141     int msgnum, status;
 142     char *cp, *dfolder = NULL, *maildir = NULL;
 143     char buf[BUFSIZ], **ap, **argp, **arguments, *program;
 144     char *msgs[MAXARGS], **vec;
 145     const char *user = NULL, *saslmech = NULL;
 146     struct msgs *mp;
 147     struct stat st;
 148     char *auth_svc = NULL;
 149
 150     if (nmh_init(argv[0], true, true)) { return 1; }
 151
 152     arguments = getarguments (invo_name, argc, argv, 1);
 153     argp = arguments;
 154
 155     vec = argsplit(postproc, &program, &vecp);
 156
 157     vec[vecp++] = "-library";
 158     vec[vecp++] = mh_xstrdup(m_maildir(""));
 159
 160     if ((cp = context_find ("fileproc"))) {
 161         vec[vecp++] = "-fileproc";
 162         vec[vecp++] = cp;
 163     }
 164
 165     if ((cp = context_find ("mhlproc"))) {
 166         vec[vecp++] = "-mhlproc";
 167         vec[vecp++] = cp;
 168     }
 169
 170     if ((cp = context_find ("credentials"))) {
 171         /* post doesn't read context so need to pass credentials. */
 172         vec[vecp++] = "-credentials";
 173         vec[vecp++] = cp;
 174     }
 175
 176     while ((cp = *argp++)) {
 177         if (*cp == '-') {
 178             switch (smatch (++cp, switches)) {
 179                 case AMBIGSW:
 180                     ambigsw (cp, switches);
 181                     done (1);
 182                 case UNKWNSW:
 183                     die("-%s unknown\n", cp);
 184
 185                 case HELPSW:
 186                     snprintf (buf, sizeof(buf), "%s [file] [switches]", invo_name);
 187                     print_help (buf, switches, 1);
 188                     done (0);
 189                 case VERSIONSW:
 190                     print_version(invo_name);
 191                     done (0);
 192
 193                 case DRAFTSW:
 194                     msgs[msgp++] = draft;
 195                     continue;
 196
 197                 case DFOLDSW:
 198                     if (dfolder)
 199                         die("only one draft folder at a time!");
 200                     if (!(cp = *argp++) || *cp == '-')
 201                         die("missing argument to %s", argp[-2]);
 202                     dfolder = path (*cp == '+' || *cp == '@' ? cp + 1 : cp,
 203                             *cp != '@' ? TFOLDER : TSUBCWF);
 204                     continue;
 205                 case DMSGSW:
 206                     if (!(cp = *argp++) || *cp == '-')
 207                         die("missing argument to %s", argp[-2]);
 208                     msgs[msgp++] = cp;
 209                     continue;
 210                 case NDFLDSW:
 211                     dfolder = NULL;
 212                     isdf = NOTOK;
 213                     continue;
 214
 215                 case PUSHSW:
 216                     pushsw = true;
 217                     continue;
 218                 case NPUSHSW:
 219                     pushsw = false;
 220                     continue;
 221
 222                 case SPLITSW:
 223                     if (!(cp = *argp++) || sscanf (cp, "%d", &splitsw) != 1)
 224                         die("missing argument to %s", argp[-2]);
 225                     continue;
 226
 227                 case UNIQSW:
 228                     unique = true;
 229                     continue;
 230                 case NUNIQSW:
 231                     unique = false;
 232                     continue;
 233
 234                 case FORWSW:
 235                     forwsw = true;
 236                     continue;
 237                 case NFORWSW:
 238                     forwsw = false;
 239                     continue;
 240
 241                 case VERBSW:
 242                     verbsw = true;
 243                     vec[vecp++] = --cp;
 244                     continue;
 245                 case NVERBSW:
 246                     verbsw = false;
 247                     vec[vecp++] = --cp;
 248                     continue;
 249
 250                 case MIMESW:
 251                     vec[vecp++] = --cp;
 252                     continue;
 253                 case NMIMESW:
 254                     vec[vecp++] = --cp;
 255                     continue;
 256
 257                 case SNOOPSW:
 258                     vec[vecp++] = --cp;
 259                     continue;
 260
 261                 case DEBUGSW:
 262                     debugsw++;
 263                     /* FALLTHRU */
 264                 case NFILTSW:
 265                 case FRMTSW:
 266                 case NFRMTSW:
 267                 case BITSTUFFSW:
 268                 case NBITSTUFFSW:
 269                 case MSGDSW:
 270                 case NMSGDSW:
 271                 case WATCSW:
 272                 case NWATCSW:
 273                 case SASLSW:
 274                 case NOSASLSW:
 275                 case TLSSW:
 276                 case INITTLSSW:
 277                 case NTLSSW:
 278                 case CERTVERSW:
 279                 case NOCERTVERSW:
 280                     vec[vecp++] = --cp;
 281                     continue;
 282
 283                 case USERSW:
 284                     vec[vecp++] = --cp;
 285                     if (!(cp = *argp++) || *cp == '-')
 286                         die("missing argument to %s", argp[-2]);
 287                     vec[vecp++] = cp;
 288                     user = cp;
 289                     continue;
 290
 291                 case AUTHSERVICESW:
 292 #ifdef OAUTH_SUPPORT
 293                     if (!(auth_svc = *argp++) || *auth_svc == '-')
 294                         die("missing argument to %s", argp[-2]);
 295 #else
 296                     die("not built with OAuth support");
 297 #endif
 298                     continue;
 299
 300                 case SASLMECHSW:
 301                     if (!(saslmech = *argp) || *saslmech == '-')
 302                         die("missing argument to %s", argp[-1]);
 303                     /* FALLTHRU */
 304
 305                 case ALIASW:
 306                 case FILTSW:
 307                 case WIDTHSW:
 308                 case CLIESW:
 309                 case SERVSW:
 310                 case PORTSW:
 311                 case MTSSM:
 312                 case MTSSW:
 313                 case MESSAGEIDSW:
 314                     vec[vecp++] = --cp;
 315                     if (!(cp = *argp++) || *cp == '-')
 316                         die("missing argument to %s", argp[-2]);
 317                     vec[vecp++] = cp;
 318                     continue;
 319             }
 320         } else {
 321             msgs[msgp++] = cp;
 322         }
 323     }
 324
 325     /*
 326      * check for "Aliasfile:" profile entry
 327      */
 328     if ((cp = context_find ("Aliasfile"))) {
 329         char *dp = NULL;
 330
 331         for (ap = brkstring(dp = mh_xstrdup(cp), " ", "\n"); ap && *ap; ap++) {
 332             vec[vecp++] = "-alias";
 333             vec[vecp++] = *ap;
 334         }
 335     }
 336
 337     if (dfolder == NULL) {
 338         if (msgp == 0) {
 339             msgs[msgp++] = mh_xstrdup(m_draft(NULL, NULL, 1, &isdf));
 340             if (stat (msgs[0], &st) == NOTOK)
 341                 adios (msgs[0], "unable to stat draft file");
 342             cp = concat ("Use \"", msgs[0], "\"? ", NULL);
 343             for (status = LISTDSW; status != YESW;) {
 344                 if (!(argp = read_switch_multiword (cp, anyl)))
 345                     done (1);
 346                 switch (status = smatch (*argp, anyl)) {
 347                     case NOSW:
 348                         done (0);
 349                     case YESW:
 350                         break;
 351                     case LISTDSW:
 352                         showfile (++argp, msgs[0]);
 353                         break;
 354                     default:
 355                         inform("say what?");
 356                         break;
 357                 }
 358             }
 359         } else {
 360             for (msgnum = 0; msgnum < msgp; msgnum++)
 361                 msgs[msgnum] = mh_xstrdup(m_maildir(msgs[msgnum]));
 362         }
 363     } else {
 364         if (!context_find ("path"))
 365             free (path ("./", TFOLDER));
 366
 367         if (!msgp)
 368             msgs[msgp++] = "cur";
 369         maildir = m_maildir (dfolder);
 370
 371         if (chdir (maildir) == NOTOK)
 372             adios (maildir, "unable to change directory to");
 373
 374         /* read folder and create message structure */
 375         if (!(mp = folder_read (dfolder, 1)))
 376             die("unable to read folder %s", dfolder);
 377
 378         /* check for empty folder */
 379         if (mp->nummsg == 0)
 380             die("no messages in %s", dfolder);
 381
 382         /* parse all the message ranges/sequences and set SELECTED */
 383         for (msgnum = 0; msgnum < msgp; msgnum++)
 384             if (!m_convert (mp, msgs[msgnum]))
 385                 done (1);
 386         seq_setprev (mp);       /* set the previous-sequence */
 387
 388         for (msgp = 0, msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
 389             if (is_selected (mp, msgnum)) {
 390                 msgs[msgp++] = mh_xstrdup(m_name (msgnum));
 391                 unset_exists (mp, msgnum);
 392             }
 393         }
 394
 395         mp->msgflags |= SEQMOD;
 396         seq_save (mp);
 397     }
 398
 399 #ifdef WHATNOW
 400 go_to_it:
 401 #endif /* WHATNOW */
 402
 403     if ((cp = getenv ("SIGNATURE")) == NULL || *cp == 0)
 404         if ((cp = context_find ("signature")) && *cp)
 405             setenv("SIGNATURE", cp, 1);
 406
 407     for (msgnum = 0; msgnum < msgp; msgnum++)
 408         if (stat (msgs[msgnum], &st) == NOTOK)
 409             adios (msgs[msgnum], "unable to stat draft file");
 410
 411     if ((annotext = getenv ("mhannotate")) == NULL || *annotext == 0)
 412         annotext = NULL;
 413     if (annotext && ((cp = getenv ("mhinplace")) != NULL && *cp != 0))
 414         inplace = atoi (cp);
 415     if ((altmsg = getenv ("mhaltmsg")) == NULL || *altmsg == 0)
 416         altmsg = NULL;  /* used by dist interface - see below */
 417
 418     if ((cp = getenv ("mhdist"))
 419             && *cp
 420             && atoi(cp)
 421             && altmsg) {
 422         vec[vecp++] = "-dist";
 423         if ((cp = m_mktemp2(altmsg, invo_name, NULL, NULL)) == NULL) {
 424             die("unable to create temporary file");
 425         }
 426         distfile = mh_xstrdup(cp);
 427         (void) m_unlink(distfile);
 428         if (link (altmsg, distfile) == NOTOK) {
 429             /* Cygwin with FAT32 filesystem produces EPERM. */
 430             if (errno != EXDEV  &&  errno != EPERM
 431 #ifdef EISREMOTE
 432                     && errno != EISREMOTE
 433 #endif /* EISREMOTE */
 434                 )
 435                 adios (distfile, "unable to link %s to", altmsg);
 436             free (distfile);
 437             if ((cp = m_mktemp2(NULL, invo_name, NULL, NULL)) == NULL) {
 438                 die("unable to create temporary file in %s",
 439                       get_temp_dir());
 440             }
 441             distfile = mh_xstrdup(cp);
 442             {
 443                 int in, out;
 444                 struct stat st;
 445
 446                 if ((in = open (altmsg, O_RDONLY)) == NOTOK)
 447                     adios (altmsg, "unable to open");
 448                 fstat(in, &st);
 449                 if ((out = creat (distfile, (int) st.st_mode & 0777)) == NOTOK)
 450                     adios (distfile, "unable to write");
 451                 cpydata (in, out, altmsg, distfile);
 452                 close (in);
 453                 close (out);
 454             }
 455         }
 456     } else {
 457         distfile = NULL;
 458     }
 459
 460 #ifdef OAUTH_SUPPORT
 461     if (auth_svc == NULL) {
 462         if (saslmech  &&  ! strcasecmp(saslmech, "xoauth2")) {
 463             die("must specify -authservice with -saslmech xoauth2");
 464         }
 465     } else {
 466         if (user == NULL) {
 467             die("must specify -user with -saslmech xoauth2");
 468         }
 469     }
 470 #else
 471     NMH_UNUSED(auth_svc);
 472     NMH_UNUSED(user);
 473     NMH_UNUSED(saslmech);
 474 #endif /* OAUTH_SUPPORT */
 475
 476     if (altmsg == NULL || stat (altmsg, &st) == NOTOK) {
 477         st.st_mtime = 0;
 478         st.st_dev = 0;
 479         st.st_ino = 0;
 480     }
 481     if (pushsw)
 482         push ();
 483
 484     status = 0;
 485
 486     for (msgnum = 0; msgnum < msgp; msgnum++) {
 487         switch (sendsbr (vec, vecp, program, msgs[msgnum], &st, 1, auth_svc)) {
 488             case DONE:
 489                 done (++status);
 490                 /* FALLTHRU */
 491             case NOTOK:
 492                 status++;
 493                 /* FALLTHRU */
 494             case OK:
 495                 break;
 496         }
 497     }
 498
 499     context_save ();    /* save the context file */
 500     done (status);
 501     return 1;
 502 }