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/closefds.h"
  19 #include "sbr/cpydata.h"
  20 #include "sbr/m_draft.h"
  21 #include "sbr/m_convert.h"
  22 #include "sbr/folder_read.h"
  23 #include "sbr/context_save.h"
  24 #include "sbr/context_find.h"
  25 #include "sbr/brkstring.h"
  26 #include "sbr/ambigsw.h"
  27 #include "sbr/push.h"
  28 #include "sbr/path.h"
  29 #include "sbr/print_version.h"
  30 #include "sbr/print_help.h"
  31 #include "sbr/arglist.h"
  32 #include "sbr/error.h"
  33 #include <fcntl.h>
  34 #include "h/done.h"
  35 #include "h/utils.h"
  36 #ifdef OAUTH_SUPPORT
  37 #include "h/oauth.h"
  38 #endif
  39 #include "sbr/m_maildir.h"
  40 #include "sbr/m_mktemp.h"
  41
  42 #ifndef CYRUS_SASL
  43 # define SASLminc(a) (a)
  44 #else /* CYRUS_SASL */
  45 # define SASLminc(a)  0
  46 #endif /* CYRUS_SASL */
  47
  48 #ifndef TLS_SUPPORT
  49 # define TLSminc(a)  (a)
  50 #else /* TLS_SUPPORT */
  51 # define TLSminc(a)   0
  52 #endif /* TLS_SUPPORT */
  53
  54 #define SEND_SWITCHES \
  55     X("alias aliasfile", 0, ALIASW) \
  56     X("debug", -5, DEBUGSW) \
  57     X("draft", 0, DRAFTSW) \
  58     X("draftfolder +folder", 6, DFOLDSW) \
  59     X("draftmessage msg", 6, DMSGSW) \
  60     X("nodraftfolder", 0, NDFLDSW) \
  61     X("filter filterfile", 0, FILTSW) \
  62     X("nofilter", 0, NFILTSW) \
  63     X("format", 0, FRMTSW) \
  64     X("noformat", 0, NFRMTSW) \
  65     X("forward", 0, FORWSW) \
  66     X("noforward", 0, NFORWSW) \
  67     X("mime", 0, MIMESW) \
  68     X("nomime", 0, NMIMESW) \
  69     X("msgid", 0, MSGDSW) \
  70     X("nomsgid", 0, NMSGDSW) \
  71     X("push", 0, PUSHSW) \
  72     X("nopush", 0, NPUSHSW) \
  73     X("split seconds", 0, SPLITSW) \
  74     X("unique", -6, UNIQSW) \
  75     X("nounique", -8, NUNIQSW) \
  76     X("verbose", 0, VERBSW) \
  77     X("noverbose", 0, NVERBSW) \
  78     X("watch", 0, WATCSW) \
  79     X("nowatch", 0, NWATCSW) \
  80     X("width columns", 0, WIDTHSW) \
  81     X("version", 0, VERSIONSW) \
  82     X("help", 0, HELPSW) \
  83     X("dashstuffing", -12, BITSTUFFSW) \
  84     X("nodashstuffing", -14, NBITSTUFFSW) \
  85     X("client host", -6, CLIESW) \
  86     X("server host", 6, SERVSW) \
  87     X("snoop", 5, SNOOPSW) \
  88     X("sasl", SASLminc(4), SASLSW) \
  89     X("nosasl", SASLminc(6), NOSASLSW) \
  90     X("saslmech mechanism", SASLminc(6), SASLMECHSW) \
  91     X("authservice", SASLminc(0), AUTHSERVICESW) \
  92     X("user username", SASLminc(-4), USERSW) \
  93     X("port server-port-name/number", 4, PORTSW) \
  94     X("tls", TLSminc(-3), TLSSW) \
  95     X("initialtls", TLSminc(-10), INITTLSSW) \
  96     X("notls", TLSminc(-5), NTLSSW) \
  97     X("certverify", TLSminc(-10), CERTVERSW) \
  98     X("nocertverify", TLSminc(-12), NOCERTVERSW) \
  99     X("sendmail program", 0, MTSSM) \
 100     X("mts smtp|sendmail/smtp|sendmail/pipe", 2, MTSSW) \
 101     X("messageid localname|random", 2, MESSAGEIDSW) \
 102
 103 #define X(sw, minchars, id) id,
 104 DEFINE_SWITCH_ENUM(SEND);
 105 #undef X
 106
 107 #define X(sw, minchars, id) { sw, minchars, id },
 108 DEFINE_SWITCH_ARRAY(SEND, switches);
 109 #undef X
 110
 111 #define USE_SWITCHES \
 112     X("no", 0, NOSW) \
 113     X("yes", 0, YESW) \
 114     X("list", 0, LISTDSW) \
 115
 116 #define X(sw, minchars, id) id,
 117 DEFINE_SWITCH_ENUM(USE);
 118 #undef X
 119
 120 #define X(sw, minchars, id) { sw, minchars, id },
 121 DEFINE_SWITCH_ARRAY(USE, anyl);
 122 #undef X
 123
 124 extern int debugsw;             /* from sendsbr.c */
 125 extern bool forwsw;
 126 extern int inplace;
 127 extern bool pushsw;
 128 extern int splitsw;
 129 extern bool unique;
 130 extern bool verbsw;
 131
 132 extern char *altmsg;            /*  .. */
 133 extern char *annotext;
 134 extern char *distfile;
 135
 136
 137 int
 138 main (int argc, char **argv)
 139 {
 140     int msgp = 0, vecp;
 141     int isdf = 0;
 142     int msgnum, status;
 143     char *cp, *dfolder = NULL, *maildir = NULL;
 144     char buf[BUFSIZ], **ap, **argp, **arguments, *program;
 145     char *msgs[MAXARGS], **vec;
 146     const char *user = NULL, *saslmech = NULL;
 147     struct msgs *mp;
 148     struct stat st;
 149     char *auth_svc = NULL;
 150
 151     if (nmh_init(argv[0], true, true)) { return 1; }
 152
 153     arguments = getarguments (invo_name, argc, argv, 1);
 154     argp = arguments;
 155
 156     vec = argsplit(postproc, &program, &vecp);
 157
 158     vec[vecp++] = "-library";
 159     vec[vecp++] = mh_xstrdup(m_maildir(""));
 160
 161     if ((cp = context_find ("fileproc"))) {
 162         vec[vecp++] = "-fileproc";
 163         vec[vecp++] = cp;
 164     }
 165
 166     if ((cp = context_find ("mhlproc"))) {
 167         vec[vecp++] = "-mhlproc";
 168         vec[vecp++] = cp;
 169     }
 170
 171     if ((cp = context_find ("credentials"))) {
 172         /* post doesn't read context so need to pass credentials. */
 173         vec[vecp++] = "-credentials";
 174         vec[vecp++] = cp;
 175     }
 176
 177     while ((cp = *argp++)) {
 178         if (*cp == '-') {
 179             switch (smatch (++cp, switches)) {
 180                 case AMBIGSW:
 181                     ambigsw (cp, switches);
 182                     done (1);
 183                 case UNKWNSW:
 184                     die("-%s unknown\n", cp);
 185
 186                 case HELPSW:
 187                     snprintf (buf, sizeof(buf), "%s [file] [switches]", invo_name);
 188                     print_help (buf, switches, 1);
 189                     done (0);
 190                 case VERSIONSW:
 191                     print_version(invo_name);
 192                     done (0);
 193
 194                 case DRAFTSW:
 195                     msgs[msgp++] = draft;
 196                     continue;
 197
 198                 case DFOLDSW:
 199                     if (dfolder)
 200                         die("only one draft folder at a time!");
 201                     if (!(cp = *argp++) || *cp == '-')
 202                         die("missing argument to %s", argp[-2]);
 203                     dfolder = path (*cp == '+' || *cp == '@' ? cp + 1 : cp,
 204                             *cp != '@' ? TFOLDER : TSUBCWF);
 205                     continue;
 206                 case DMSGSW:
 207                     if (!(cp = *argp++) || *cp == '-')
 208                         die("missing argument to %s", argp[-2]);
 209                     msgs[msgp++] = cp;
 210                     continue;
 211                 case NDFLDSW:
 212                     dfolder = NULL;
 213                     isdf = NOTOK;
 214                     continue;
 215
 216                 case PUSHSW:
 217                     pushsw = true;
 218                     continue;
 219                 case NPUSHSW:
 220                     pushsw = false;
 221                     continue;
 222
 223                 case SPLITSW:
 224                     if (!(cp = *argp++) || sscanf (cp, "%d", &splitsw) != 1)
 225                         die("missing argument to %s", argp[-2]);
 226                     continue;
 227
 228                 case UNIQSW:
 229                     unique = true;
 230                     continue;
 231                 case NUNIQSW:
 232                     unique = false;
 233                     continue;
 234
 235                 case FORWSW:
 236                     forwsw = true;
 237                     continue;
 238                 case NFORWSW:
 239                     forwsw = false;
 240                     continue;
 241
 242                 case VERBSW:
 243                     verbsw = true;
 244                     vec[vecp++] = --cp;
 245                     continue;
 246                 case NVERBSW:
 247                     verbsw = false;
 248                     vec[vecp++] = --cp;
 249                     continue;
 250
 251                 case MIMESW:
 252                     vec[vecp++] = --cp;
 253                     continue;
 254                 case NMIMESW:
 255                     vec[vecp++] = --cp;
 256                     continue;
 257
 258                 case SNOOPSW:
 259                     vec[vecp++] = --cp;
 260                     continue;
 261
 262                 case DEBUGSW:
 263                     debugsw++;
 264                     /* FALLTHRU */
 265                 case NFILTSW:
 266                 case FRMTSW:
 267                 case NFRMTSW:
 268                 case BITSTUFFSW:
 269                 case NBITSTUFFSW:
 270                 case MSGDSW:
 271                 case NMSGDSW:
 272                 case WATCSW:
 273                 case NWATCSW:
 274                 case SASLSW:
 275                 case NOSASLSW:
 276                 case TLSSW:
 277                 case INITTLSSW:
 278                 case NTLSSW:
 279                 case CERTVERSW:
 280                 case NOCERTVERSW:
 281                     vec[vecp++] = --cp;
 282                     continue;
 283
 284                 case USERSW:
 285                     vec[vecp++] = --cp;
 286                     if (!(cp = *argp++) || *cp == '-')
 287                         die("missing argument to %s", argp[-2]);
 288                     vec[vecp++] = cp;
 289                     user = cp;
 290                     continue;
 291
 292                 case AUTHSERVICESW:
 293 #ifdef OAUTH_SUPPORT
 294                     if (!(auth_svc = *argp++) || *auth_svc == '-')
 295                         die("missing argument to %s", argp[-2]);
 296 #else
 297                     die("not built with OAuth support");
 298 #endif
 299                     continue;
 300
 301                 case SASLMECHSW:
 302                     if (!(saslmech = *argp) || *saslmech == '-')
 303                         die("missing argument to %s", argp[-1]);
 304                     /* FALLTHRU */
 305
 306                 case ALIASW:
 307                 case FILTSW:
 308                 case WIDTHSW:
 309                 case CLIESW:
 310                 case SERVSW:
 311                 case PORTSW:
 312                 case MTSSM:
 313                 case MTSSW:
 314                 case MESSAGEIDSW:
 315                     vec[vecp++] = --cp;
 316                     if (!(cp = *argp++) || *cp == '-')
 317                         die("missing argument to %s", argp[-2]);
 318                     vec[vecp++] = cp;
 319                     continue;
 320             }
 321         } else {
 322             msgs[msgp++] = cp;
 323         }
 324     }
 325
 326     /*
 327      * check for "Aliasfile:" profile entry
 328      */
 329     if ((cp = context_find ("Aliasfile"))) {
 330         char *dp = NULL;
 331
 332         for (ap = brkstring(dp = mh_xstrdup(cp), " ", "\n"); ap && *ap; ap++) {
 333             vec[vecp++] = "-alias";
 334             vec[vecp++] = *ap;
 335         }
 336     }
 337
 338     if (dfolder == NULL) {
 339         if (msgp == 0) {
 340             msgs[msgp++] = mh_xstrdup(m_draft(NULL, NULL, 1, &isdf));
 341             if (stat (msgs[0], &st) == NOTOK)
 342                 adios (msgs[0], "unable to stat draft file");
 343             cp = concat ("Use \"", msgs[0], "\"? ", NULL);
 344             for (status = LISTDSW; status != YESW;) {
 345                 if (!(argp = read_switch_multiword (cp, anyl)))
 346                     done (1);
 347                 switch (status = smatch (*argp, anyl)) {
 348                     case NOSW:
 349                         done (0);
 350                     case YESW:
 351                         break;
 352                     case LISTDSW:
 353                         showfile (++argp, msgs[0]);
 354                         break;
 355                     default:
 356                         inform("say what?");
 357                         break;
 358                 }
 359             }
 360         } else {
 361             for (msgnum = 0; msgnum < msgp; msgnum++)
 362                 msgs[msgnum] = mh_xstrdup(m_maildir(msgs[msgnum]));
 363         }
 364     } else {
 365         if (!context_find ("path"))
 366             free (path ("./", TFOLDER));
 367
 368         if (!msgp)
 369             msgs[msgp++] = "cur";
 370         maildir = m_maildir (dfolder);
 371
 372         if (chdir (maildir) == NOTOK)
 373             adios (maildir, "unable to change directory to");
 374
 375         /* read folder and create message structure */
 376         if (!(mp = folder_read (dfolder, 1)))
 377             die("unable to read folder %s", dfolder);
 378
 379         /* check for empty folder */
 380         if (mp->nummsg == 0)
 381             die("no messages in %s", dfolder);
 382
 383         /* parse all the message ranges/sequences and set SELECTED */
 384         for (msgnum = 0; msgnum < msgp; msgnum++)
 385             if (!m_convert (mp, msgs[msgnum]))
 386                 done (1);
 387         seq_setprev (mp);       /* set the previous-sequence */
 388
 389         for (msgp = 0, msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
 390             if (is_selected (mp, msgnum)) {
 391                 msgs[msgp++] = mh_xstrdup(m_name (msgnum));
 392                 unset_exists (mp, msgnum);
 393             }
 394         }
 395
 396         mp->msgflags |= SEQMOD;
 397         seq_save (mp);
 398     }
 399
 400 #ifdef WHATNOW
 401 go_to_it:
 402 #endif /* WHATNOW */
 403
 404     if ((cp = getenv ("SIGNATURE")) == NULL || *cp == 0)
 405         if ((cp = context_find ("signature")) && *cp)
 406             setenv("SIGNATURE", cp, 1);
 407
 408     for (msgnum = 0; msgnum < msgp; msgnum++)
 409         if (stat (msgs[msgnum], &st) == NOTOK)
 410             adios (msgs[msgnum], "unable to stat draft file");
 411
 412     if ((annotext = getenv ("mhannotate")) == NULL || *annotext == 0)
 413         annotext = NULL;
 414     if (annotext && ((cp = getenv ("mhinplace")) != NULL && *cp != 0))
 415         inplace = atoi (cp);
 416     if ((altmsg = getenv ("mhaltmsg")) == NULL || *altmsg == 0)
 417         altmsg = NULL;  /* used by dist interface - see below */
 418
 419     if ((cp = getenv ("mhdist"))
 420             && *cp
 421             && atoi(cp)
 422             && altmsg) {
 423         vec[vecp++] = "-dist";
 424         if ((cp = m_mktemp2(altmsg, invo_name, NULL, NULL)) == NULL) {
 425             die("unable to create temporary file");
 426         }
 427         distfile = mh_xstrdup(cp);
 428         (void) m_unlink(distfile);
 429         if (link (altmsg, distfile) == NOTOK) {
 430             /* Cygwin with FAT32 filesystem produces EPERM. */
 431             if (errno != EXDEV  &&  errno != EPERM
 432 #ifdef EISREMOTE
 433                     && errno != EISREMOTE
 434 #endif /* EISREMOTE */
 435                 )
 436                 adios (distfile, "unable to link %s to", altmsg);
 437             free (distfile);
 438             if ((cp = m_mktemp2(NULL, invo_name, NULL, NULL)) == NULL) {
 439                 die("unable to create temporary file in %s",
 440                       get_temp_dir());
 441             }
 442             distfile = mh_xstrdup(cp);
 443             {
 444                 int in, out;
 445                 struct stat st;
 446
 447                 if ((in = open (altmsg, O_RDONLY)) == NOTOK)
 448                     adios (altmsg, "unable to open");
 449                 fstat(in, &st);
 450                 if ((out = creat (distfile, (int) st.st_mode & 0777)) == NOTOK)
 451                     adios (distfile, "unable to write");
 452                 cpydata (in, out, altmsg, distfile);
 453                 close (in);
 454                 close (out);
 455             }
 456         }
 457     } else {
 458         distfile = NULL;
 459     }
 460
 461 #ifdef OAUTH_SUPPORT
 462     if (auth_svc == NULL) {
 463         if (saslmech  &&  ! strcasecmp(saslmech, "xoauth2")) {
 464             die("must specify -authservice with -saslmech xoauth2");
 465         }
 466     } else {
 467         if (user == NULL) {
 468             die("must specify -user with -saslmech xoauth2");
 469         }
 470     }
 471 #else
 472     NMH_UNUSED(auth_svc);
 473     NMH_UNUSED(user);
 474     NMH_UNUSED(saslmech);
 475 #endif /* OAUTH_SUPPORT */
 476
 477     if (altmsg == NULL || stat (altmsg, &st) == NOTOK) {
 478         st.st_mtime = 0;
 479         st.st_dev = 0;
 480         st.st_ino = 0;
 481     }
 482     if (pushsw)
 483         push ();
 484
 485     status = 0;
 486     closefds (3);
 487
 488     for (msgnum = 0; msgnum < msgp; msgnum++) {
 489         switch (sendsbr (vec, vecp, program, msgs[msgnum], &st, 1, auth_svc)) {
 490             case DONE:
 491                 done (++status);
 492                 /* FALLTHRU */
 493             case NOTOK:
 494                 status++;
 495                 /* FALLTHRU */
 496             case OK:
 497                 break;
 498         }
 499     }
 500
 501     context_save ();    /* save the context file */
 502     done (status);
 503     return 1;
 504 }