diplodocus.org Git - nmh/blob - uip/repl.c

   1 /* repl.c -- reply to a 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 <h/mime.h>
  10 #include <h/utils.h>
  11 #include "../sbr/m_maildir.h"
  12
  13 #define REPL_SWITCHES \
  14     X("group", 0, GROUPSW) \
  15     X("nogroup", 0, NGROUPSW) \
  16     X("annotate", 0, ANNOSW) \
  17     X("noannotate", 0, NANNOSW) \
  18     X("cc all|to|cc|me", 0, CCSW) \
  19     X("nocc all|to|cc|me", 0, NCCSW) \
  20     X("draftfolder +folder", 0, DFOLDSW) \
  21     X("draftmessage msg", 0, DMSGSW) \
  22     X("nodraftfolder", 0, NDFLDSW) \
  23     X("editor editor", 0, EDITRSW) \
  24     X("noedit", 0, NEDITSW) \
  25     X("convertargs type argstring", 0, CONVERTARGSW) \
  26     X("fcc folder", 0, FCCSW) \
  27     X("filter filterfile", 0, FILTSW) \
  28     X("form formfile", 0, FORMSW) \
  29     X("format", 5, FRMTSW) \
  30     X("noformat", 7, NFRMTSW) \
  31     X("inplace", 0, INPLSW) \
  32     X("noinplace", 0, NINPLSW) \
  33     X("mime", 0, MIMESW) \
  34     X("nomime", 0, NMIMESW) \
  35     X("query", 0, QURYSW) \
  36     X("noquery", 0, NQURYSW) \
  37     X("whatnowproc program", 0, WHATSW) \
  38     X("nowhatnowproc", 0, NWHATSW) \
  39     X("width columns", 0, WIDTHSW) \
  40     X("version", 0, VERSIONSW) \
  41     X("help", 0, HELPSW) \
  42     X("file file", 4, FILESW) \
  43     X("build", 5, BILDSW) /* interface from mhe */ \
  44     X("atfile", 0, ATFILESW) \
  45     X("noatfile", 0, NOATFILESW) \
  46     X("fmtproc program", 0, FMTPROCSW) \
  47     X("nofmtproc", 0, NFMTPROCSW) \
  48
  49 #define X(sw, minchars, id) id,
  50 DEFINE_SWITCH_ENUM(REPL);
  51 #undef X
  52
  53 #define X(sw, minchars, id) { sw, minchars, id },
  54 DEFINE_SWITCH_ARRAY(REPL, switches);
  55 #undef X
  56
  57 #define CC_SWITCHES \
  58     X("to", 0, CTOSW) \
  59     X("cc", 0, CCCSW) \
  60     X("me", 0, CMESW) \
  61     X("all", 0, CALSW) \
  62
  63 #define X(sw, minchars, id) id,
  64 DEFINE_SWITCH_ENUM(CC);
  65 #undef X
  66
  67 #define X(sw, minchars, id) { sw, minchars, id },
  68 DEFINE_SWITCH_ARRAY(CC, ccswitches);
  69 #undef X
  70
  71 #define DISPO_SWITCHES \
  72     X("quit", 0, NOSW) \
  73     X("replace", 0, YESW) \
  74     X("list", 0, LISTDSW) \
  75     X("refile +folder", 0, REFILSW) \
  76     X("new", 0, NEWSW) \
  77
  78 #define X(sw, minchars, id) id,
  79 DEFINE_SWITCH_ENUM(DISPO);
  80 #undef X
  81
  82 #define X(sw, minchars, id) { sw, minchars, id },
  83 DEFINE_SWITCH_ARRAY(DISPO, aqrnl);
  84 #undef X
  85
  86 static struct swit aqrl[] = {
  87     { "quit", 0, NOSW },
  88     { "replace", 0, YESW },
  89     { "list", 0, LISTDSW },
  90     { "refile +folder", 0, REFILSW },
  91     { NULL, 0, 0 }
  92 };
  93
  94 short ccto = -1;                /* global for replsbr */
  95 short cccc = -1;
  96 short ccme = -1;
  97 short querysw = 0;
  98
  99 static short outputlinelen = OUTPUTLINELEN;
 100 static short groupreply = 0;            /* Is this a group reply?        */
 101
 102 static int mime = 0;                    /* include original as MIME part */
 103 static char *form   = NULL;             /* form (components) file        */
 104 static char *filter = NULL;             /* message filter file           */
 105 static char *fcc    = NULL;             /* folders to add to Fcc: header */
 106
 107
 108 /*
 109  * prototypes
 110  */
 111 static void docc (char *, int);
 112 static void add_convert_header (const char *, char *, char *, char *);
 113
 114
 115 int
 116 main (int argc, char **argv)
 117 {
 118     int i, isdf = 0;
 119     int anot = 0, inplace = 1;
 120     int nedit = 0, nwhat = 0;
 121     int atfile = 0;
 122     int fmtproc = -1;
 123     char *cp, *cwd, *dp, *maildir, *file = NULL;
 124     char *folder = NULL, *msg = NULL, *dfolder = NULL;
 125     char *dmsg = NULL, *ed = NULL, drft[BUFSIZ], buf[BUFSIZ];
 126     char **argp, **arguments;
 127     svector_t convert_types = svector_create (10);
 128     svector_t convert_args = svector_create (10);
 129     size_t n;
 130     struct msgs *mp = NULL;
 131     struct stat st;
 132     FILE *in;
 133
 134     int buildsw = 0;
 135
 136     if (nmh_init(argv[0], 1)) { return 1; }
 137
 138     arguments = getarguments (invo_name, argc, argv, 1);
 139     argp = arguments;
 140
 141     while ((cp = *argp++)) {
 142         if (*cp == '-') {
 143             switch (smatch (++cp, switches)) {
 144                 case AMBIGSW:
 145                     ambigsw (cp, switches);
 146                     done (1);
 147                 case UNKWNSW:
 148                     adios (NULL, "-%s unknown", cp);
 149
 150                 case HELPSW:
 151                     snprintf (buf, sizeof(buf), "%s: [+folder] [msg] [switches]",
 152                         invo_name);
 153                     print_help (buf, switches, 1);
 154                     done (0);
 155                 case VERSIONSW:
 156                     print_version(invo_name);
 157                     done (0);
 158
 159                 case GROUPSW:
 160                     groupreply++;
 161                     continue;
 162                 case NGROUPSW:
 163                     groupreply = 0;
 164                     continue;
 165
 166                 case ANNOSW:
 167                     anot++;
 168                     continue;
 169                 case NANNOSW:
 170                     anot = 0;
 171                     continue;
 172
 173                 case CCSW:
 174                     if (!(cp = *argp++) || *cp == '-')
 175                         adios (NULL, "missing argument to %s", argp[-2]);
 176                     docc (cp, 1);
 177                     continue;
 178                 case NCCSW:
 179                     if (!(cp = *argp++) || *cp == '-')
 180                         adios (NULL, "missing argument to %s", argp[-2]);
 181                     docc (cp, 0);
 182                     continue;
 183
 184                 case EDITRSW:
 185                     if (!(ed = *argp++) || *ed == '-')
 186                         adios (NULL, "missing argument to %s", argp[-2]);
 187                     nedit = 0;
 188                     continue;
 189                 case NEDITSW:
 190                     nedit++;
 191                     continue;
 192
 193                 case CONVERTARGSW: {
 194                     char *type;
 195                     size_t i;
 196
 197                     if (!(type = *argp++)) {
 198                         adios (NULL, "missing type argument to %s", argp[-2]);
 199                     }
 200                     if (!(cp = *argp++)) {
 201                         adios (NULL, "missing argstring argument to %s",
 202                                argp[-3]);
 203                     }
 204
 205                     for (i = 0; i < svector_size (convert_types); ++i) {
 206                         if (! strcmp (svector_at (convert_types, i), type)) {
 207                             /* Already saw this type, so just update
 208                                its args. */
 209                             svector_strs (convert_args)[i] = cp;
 210                             break;
 211                         }
 212                     }
 213
 214                     if (i == svector_size (convert_types)) {
 215                         svector_push_back (convert_types, type);
 216                         svector_push_back (convert_args, cp);
 217                     }
 218                     continue;
 219                 }
 220
 221                 case WHATSW:
 222                     if (!(whatnowproc = *argp++) || *whatnowproc == '-')
 223                         adios (NULL, "missing argument to %s", argp[-2]);
 224                     nwhat = 0;
 225                     continue;
 226                 case BILDSW:
 227                     buildsw++;
 228                     /* FALLTHRU */
 229                 case NWHATSW:
 230                     nwhat++;
 231                     continue;
 232
 233                 case FCCSW:
 234                     if (!(cp = *argp++) || *cp == '-')
 235                         adios (NULL, "missing argument to %s", argp[-2]);
 236                     dp = NULL;
 237                     if (*cp == '@')
 238                         cp = dp = path (cp + 1, TSUBCWF);
 239                     if (fcc)
 240                         fcc = add (", ", fcc);
 241                     fcc = add (cp, fcc);
 242                     mh_xfree(dp);
 243                     continue;
 244
 245                 case FILESW:
 246                     if (file)
 247                         adios (NULL, "only one file at a time!");
 248                     if (!(cp = *argp++) || *cp == '-')
 249                         adios (NULL, "missing argument to %s", argp[-2]);
 250                     file = path (cp, TFILE);
 251                     continue;
 252                 case FILTSW:
 253                     if (!(cp = *argp++) || *cp == '-')
 254                         adios (NULL, "missing argument to %s", argp[-2]);
 255                     filter = getcpy (etcpath (cp));
 256                     mime = 0;
 257                     continue;
 258                 case FORMSW:
 259                     if (!(form = *argp++) || *form == '-')
 260                         adios (NULL, "missing argument to %s", argp[-2]);
 261                     continue;
 262
 263                 case FRMTSW:
 264                     filter = getcpy (etcpath (mhlreply));
 265                     mime = 0;
 266                     continue;
 267                 case NFRMTSW:
 268                     filter = NULL;
 269                     continue;
 270
 271                 case INPLSW:
 272                     inplace++;
 273                     continue;
 274                 case NINPLSW:
 275                     inplace = 0;
 276                     continue;
 277
 278                 case MIMESW:
 279                     mime++;
 280                     filter = NULL;
 281                     continue;
 282                 case NMIMESW:
 283                     mime = 0;
 284                     continue;
 285
 286                 case QURYSW:
 287                     querysw++;
 288                     continue;
 289                 case NQURYSW:
 290                     querysw = 0;
 291                     continue;
 292
 293                 case WIDTHSW:
 294                     if (!(cp = *argp++) || *cp == '-')
 295                         adios (NULL, "missing argument to %s", argp[-2]);
 296                     if ((outputlinelen = atoi (cp)) < 10)
 297                         adios (NULL, "impossible width %d", outputlinelen);
 298                     continue;
 299
 300                 case DFOLDSW:
 301                     if (dfolder)
 302                         adios (NULL, "only one draft folder at a time!");
 303                     if (!(cp = *argp++) || *cp == '-')
 304                         adios (NULL, "missing argument to %s", argp[-2]);
 305                     dfolder = path (*cp == '+' || *cp == '@' ? cp + 1 : cp,
 306                                     *cp != '@' ? TFOLDER : TSUBCWF);
 307                     continue;
 308                 case DMSGSW:
 309                     if (dmsg)
 310                         adios (NULL, "only one draft message at a time!");
 311                     if (!(dmsg = *argp++) || *dmsg == '-')
 312                         adios (NULL, "missing argument to %s", argp[-2]);
 313                     continue;
 314                 case NDFLDSW:
 315                     dfolder = NULL;
 316                     isdf = NOTOK;
 317                     continue;
 318
 319                 case ATFILESW:
 320                     atfile++;
 321                     continue;
 322                 case NOATFILESW:
 323                     atfile = 0;
 324                     continue;
 325
 326                 case FMTPROCSW:
 327                     if (!(formatproc = *argp++) || *formatproc == '-')
 328                         adios (NULL, "missing argument to %s", argp[-2]);
 329                     fmtproc = 1;
 330                     continue;
 331                 case NFMTPROCSW:
 332                     fmtproc = 0;
 333                     continue;
 334             }
 335         }
 336         if (*cp == '+' || *cp == '@') {
 337             if (folder)
 338                 adios (NULL, "only one folder at a time!");
 339             else
 340                 folder = pluspath (cp);
 341         } else {
 342             if (msg)
 343                 adios (NULL, "only one message at a time!");
 344             else
 345                 msg = cp;
 346         }
 347     }
 348
 349     if (ccto == -1)
 350         ccto = groupreply;
 351     if (cccc == -1)
 352         cccc = groupreply;
 353     if (ccme == -1)
 354         ccme = groupreply;
 355
 356     cwd = mh_xstrdup(pwd ());
 357
 358     if (!context_find ("path"))
 359         free (path ("./", TFOLDER));
 360     if (file && (msg || folder))
 361         adios (NULL, "can't mix files and folders/msgs");
 362
 363 try_it_again:
 364
 365     strncpy (drft, buildsw ? m_maildir ("reply")
 366                           : m_draft (dfolder, NULL, NOUSE, &isdf), sizeof(drft));
 367
 368     /* Check if a draft exists */
 369     if (!buildsw && stat (drft, &st) != NOTOK) {
 370         printf ("Draft \"%s\" exists (%ld bytes).", drft, (long) st.st_size);
 371         for (i = LISTDSW; i != YESW;) {
 372             if (!(argp = read_switch_multiword ("\nDisposition? ",
 373                                                 isdf ? aqrnl : aqrl)))
 374                 done (1);
 375             switch (i = smatch (*argp, isdf ? aqrnl : aqrl)) {
 376                 case NOSW:
 377                     done (0);
 378                 case NEWSW:
 379                     dmsg = NULL;
 380                     goto try_it_again;
 381                 case YESW:
 382                     break;
 383                 case LISTDSW:
 384                     showfile (++argp, drft);
 385                     break;
 386                 case REFILSW:
 387                     if (refile (++argp, drft) == 0)
 388                         i = YESW;
 389                     break;
 390                 default:
 391                     inform("say what?");
 392                     break;
 393             }
 394         }
 395     }
 396
 397     if (file) {
 398         /*
 399          * We are replying to a file.
 400          */
 401         anot = 0;       /* we don't want to annotate a file */
 402     } else {
 403         /*
 404          * We are replying to a message.
 405          */
 406         if (!msg)
 407             msg = "cur";
 408         if (!folder)
 409             folder = getfolder (1);
 410         maildir = m_maildir (folder);
 411
 412         if (chdir (maildir) == NOTOK)
 413             adios (maildir, "unable to change directory to");
 414
 415         /* read folder and create message structure */
 416         if (!(mp = folder_read (folder, 1)))
 417             adios (NULL, "unable to read folder %s", folder);
 418
 419         /* check for empty folder */
 420         if (mp->nummsg == 0)
 421             adios (NULL, "no messages in %s", folder);
 422
 423         /* parse the message range/sequence/name and set SELECTED */
 424         if (!m_convert (mp, msg))
 425             done (1);
 426         seq_setprev (mp);       /* set the previous-sequence */
 427
 428         if (mp->numsel > 1)
 429             adios (NULL, "only one message at a time!");
 430
 431         context_replace (pfolder, folder);      /* update current folder   */
 432         seq_setcur (mp, mp->lowsel);    /* update current message  */
 433         seq_save (mp);                  /* synchronize sequences   */
 434         context_save ();                        /* save the context file   */
 435     }
 436
 437     msg = file ? file : mh_xstrdup(m_name (mp->lowsel));
 438
 439     if ((in = fopen (msg, "r")) == NULL)
 440         adios (msg, "unable to open");
 441
 442     /* find form (components) file */
 443     if (!form) {
 444         if (groupreply)
 445             form = etcpath (replgroupcomps);
 446         else
 447             form = etcpath (replcomps);
 448     }
 449
 450     replout (in, msg, drft, mp, outputlinelen, mime, form, filter,
 451              fcc, fmtproc);
 452     fclose (in);
 453
 454     {
 455         char *filename = file ? file : concat (mp->foldpath, "/", msg, NULL);
 456
 457         for (n = 0; n < svector_size (convert_types); ++n) {
 458             add_convert_header (svector_at (convert_types, n),
 459                                 svector_at (convert_args, n),
 460                                 filename, drft);
 461         }
 462         if (! file) {
 463             free (filename);
 464         }
 465     }
 466
 467     if (nwhat)
 468         done (0);
 469     what_now (ed, nedit, NOUSE, drft, msg, 0, mp, anot ? "Replied" : NULL,
 470             inplace, cwd, atfile);
 471
 472     svector_free (convert_args);
 473     svector_free (convert_types);
 474
 475     done (1);
 476     return 1;
 477 }
 478
 479 void
 480 docc (char *cp, int ccflag)
 481 {
 482     switch (smatch (cp, ccswitches)) {
 483         case AMBIGSW:
 484             ambigsw (cp, ccswitches);
 485             done (1);
 486         case UNKWNSW:
 487             adios (NULL, "-%scc %s unknown", ccflag ? "" : "no", cp);
 488
 489         case CTOSW:
 490             ccto = ccflag;
 491             break;
 492
 493         case CCCSW:
 494             cccc = ccflag;
 495             break;
 496
 497         case CMESW:
 498             ccme = ccflag;
 499             break;
 500
 501         case CALSW:
 502             ccto = cccc = ccme = ccflag;
 503             break;
 504     }
 505 }
 506
 507 /*
 508  * Add pseudoheaders that will pass the convert arguments to
 509  * mhbuild.  They have the form:
 510  *   MHBUILD_FILE_PSEUDOHEADER-text/calendar: /home/user/Mail/inbox/7
 511  *   MHBUILD_ARGS_PSEUDOHEADER-text/calendar: reply -accept
 512  * The ARGS pseudoheader is optional, but we always add it when
 513  * -convertargs is used.
 514  */
 515 void
 516 add_convert_header (const char *convert_type, char *convert_arg,
 517                     char *filename, char *drft) {
 518     char *field_name;
 519
 520     field_name = concat (MHBUILD_FILE_PSEUDOHEADER, convert_type, NULL);
 521     annotate (drft, field_name, filename, 1, 0, -2, 1);
 522     free (field_name);
 523
 524     field_name = concat (MHBUILD_ARGS_PSEUDOHEADER, convert_type, NULL);
 525     annotate (drft, field_name, convert_arg, 1, 0, -2, 1);
 526     free (field_name);
 527 }