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