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

   1
   2 /*
   3  * repl.c -- reply to a message
   4  *
   5  * This code is Copyright (c) 2002, by the authors of nmh.  See the
   6  * COPYRIGHT file in the root directory of the nmh distribution for
   7  * complete copyright information.
   8  */
   9
  10 #include <h/mh.h>
  11 #include <h/mime.h>
  12 #include <h/utils.h>
  13
  14 #define REPL_SWITCHES \
  15     X("group", 0, GROUPSW) \
  16     X("nogroup", 0, NGROUPSW) \
  17     X("annotate", 0, ANNOSW) \
  18     X("noannotate", 0, NANNOSW) \
  19     X("cc all|to|cc|me", 0, CCSW) \
  20     X("nocc all|to|cc|me", 0, NCCSW) \
  21     X("draftfolder +folder", 0, DFOLDSW) \
  22     X("draftmessage msg", 0, DMSGSW) \
  23     X("nodraftfolder", 0, NDFLDSW) \
  24     X("editor editor", 0, EDITRSW) \
  25     X("noedit", 0, NEDITSW) \
  26     X("convertargs type argstring", 0, CONVERTARGSW) \
  27     X("fcc folder", 0, FCCSW) \
  28     X("filter filterfile", 0, FILTSW) \
  29     X("form formfile", 0, FORMSW) \
  30     X("format", 5, FRMTSW) \
  31     X("noformat", 7, NFRMTSW) \
  32     X("inplace", 0, INPLSW) \
  33     X("noinplace", 0, NINPLSW) \
  34     X("mime", 0, MIMESW) \
  35     X("nomime", 0, NMIMESW) \
  36     X("query", 0, QURYSW) \
  37     X("noquery", 0, NQURYSW) \
  38     X("whatnowproc program", 0, WHATSW) \
  39     X("nowhatnowproc", 0, NWHATSW) \
  40     X("width columns", 0, WIDTHSW) \
  41     X("version", 0, VERSIONSW) \
  42     X("help", 0, HELPSW) \
  43     X("file file", 4, FILESW) /* interface from msh */ \
  44     X("build", 5, BILDSW) /* interface from mhe */ \
  45     X("atfile", 0, ATFILESW) \
  46     X("noatfile", 0, NOATFILESW) \
  47     X("fmtproc program", 0, FMTPROCSW) \
  48     X("nofmtproc", 0, NFMTPROCSW) \
  49
  50 #define X(sw, minchars, id) id,
  51 DEFINE_SWITCH_ENUM(REPL);
  52 #undef X
  53
  54 #define X(sw, minchars, id) { sw, minchars, id },
  55 DEFINE_SWITCH_ARRAY(REPL, switches);
  56 #undef X
  57
  58 #define CC_SWITCHES \
  59     X("to", 0, CTOSW) \
  60     X("cc", 0, CCCSW) \
  61     X("me", 0, CMESW) \
  62     X("all", 0, CALSW) \
  63
  64 #define X(sw, minchars, id) id,
  65 DEFINE_SWITCH_ENUM(CC);
  66 #undef X
  67
  68 #define X(sw, minchars, id) { sw, minchars, id },
  69 DEFINE_SWITCH_ARRAY(CC, ccswitches);
  70 #undef X
  71
  72 #define DISPO_SWITCHES \
  73     X("quit", 0, NOSW) \
  74     X("replace", 0, YESW) \
  75     X("list", 0, LISTDSW) \
  76     X("refile +folder", 0, REFILSW) \
  77     X("new", 0, NEWSW) \
  78
  79 #define X(sw, minchars, id) id,
  80 DEFINE_SWITCH_ENUM(DISPO);
  81 #undef X
  82
  83 #define X(sw, minchars, id) { sw, minchars, id },
  84 DEFINE_SWITCH_ARRAY(DISPO, aqrnl);
  85 #undef X
  86
  87 static struct swit aqrl[] = {
  88     { "quit", 0, NOSW },
  89     { "replace", 0, YESW },
  90     { "list", 0, LISTDSW },
  91     { "refile +folder", 0, REFILSW },
  92     { NULL, 0, 0 }
  93 };
  94
  95 short ccto = -1;                /* global for replsbr */
  96 short cccc = -1;
  97 short ccme = -1;
  98 short querysw = 0;
  99
 100 static short outputlinelen = OUTPUTLINELEN;
 101 static short groupreply = 0;            /* Is this a group reply?        */
 102
 103 static int mime = 0;                    /* include original as MIME part */
 104 static char *form   = NULL;             /* form (components) file        */
 105 static char *filter = NULL;             /* message filter file           */
 106 static char *fcc    = NULL;             /* folders to add to Fcc: header */
 107
 108
 109 /*
 110  * prototypes
 111  */
 112 static void docc (char *, int);
 113 static void add_convert_header (const char *, char *, char *, char *);
 114
 115
 116 int
 117 main (int argc, char **argv)
 118 {
 119     int i, isdf = 0;
 120     int anot = 0, inplace = 1;
 121     int nedit = 0, nwhat = 0;
 122     int atfile = 0;
 123     int fmtproc = -1;
 124     char *cp, *cwd, *dp, *maildir, *file = NULL;
 125     char *folder = NULL, *msg = NULL, *dfolder = NULL;
 126     char *dmsg = NULL, *ed = NULL, drft[BUFSIZ], buf[BUFSIZ];
 127     char **argp, **arguments;
 128     svector_t convert_types = svector_create (10);
 129     svector_t convert_args = svector_create (10);
 130     size_t n;
 131     struct msgs *mp = NULL;
 132     struct stat st;
 133     FILE *in;
 134
 135     int buildsw = 0;
 136
 137     if (nmh_init(argv[0], 1)) { return 1; }
 138
 139     arguments = getarguments (invo_name, argc, argv, 1);
 140     argp = arguments;
 141
 142     while ((cp = *argp++)) {
 143         if (*cp == '-') {
 144             switch (smatch (++cp, switches)) {
 145                 case AMBIGSW:
 146                     ambigsw (cp, switches);
 147                     done (1);
 148                 case UNKWNSW:
 149                     adios (NULL, "-%s unknown", cp);
 150
 151                 case HELPSW:
 152                     snprintf (buf, sizeof(buf), "%s: [+folder] [msg] [switches]",
 153                         invo_name);
 154                     print_help (buf, switches, 1);
 155                     done (0);
 156                 case VERSIONSW:
 157                     print_version(invo_name);
 158                     done (0);
 159
 160                 case GROUPSW:
 161                     groupreply++;
 162                     continue;
 163                 case NGROUPSW:
 164                     groupreply = 0;
 165                     continue;
 166
 167                 case ANNOSW:
 168                     anot++;
 169                     continue;
 170                 case NANNOSW:
 171                     anot = 0;
 172                     continue;
 173
 174                 case CCSW:
 175                     if (!(cp = *argp++) || *cp == '-')
 176                         adios (NULL, "missing argument to %s", argp[-2]);
 177                     docc (cp, 1);
 178                     continue;
 179                 case NCCSW:
 180                     if (!(cp = *argp++) || *cp == '-')
 181                         adios (NULL, "missing argument to %s", argp[-2]);
 182                     docc (cp, 0);
 183                     continue;
 184
 185                 case EDITRSW:
 186                     if (!(ed = *argp++) || *ed == '-')
 187                         adios (NULL, "missing argument to %s", argp[-2]);
 188                     nedit = 0;
 189                     continue;
 190                 case NEDITSW:
 191                     nedit++;
 192                     continue;
 193
 194                 case CONVERTARGSW: {
 195                     char *type;
 196                     size_t i;
 197
 198                     if (!(type = *argp++)) {
 199                         adios (NULL, "missing type argument to %s", argp[-2]);
 200                     }
 201                     if (!(cp = *argp++)) {
 202                         adios (NULL, "missing argstring argument to %s",
 203                                argp[-3]);
 204                     }
 205
 206                     for (i = 0; i < svector_size (convert_types); ++i) {
 207                         if (! strcmp (svector_at (convert_types, i), type)) {
 208                             /* Already saw this type, so just update
 209                                its args. */
 210                             svector_strs (convert_args)[i] = cp;
 211                             break;
 212                         }
 213                     }
 214
 215                     if (i == svector_size (convert_types)) {
 216                         svector_push_back (convert_types, type);
 217                         svector_push_back (convert_args, cp);
 218                     }
 219                     continue;
 220                 }
 221
 222                 case WHATSW:
 223                     if (!(whatnowproc = *argp++) || *whatnowproc == '-')
 224                         adios (NULL, "missing argument to %s", argp[-2]);
 225                     nwhat = 0;
 226                     continue;
 227                 case BILDSW:
 228                     buildsw++;  /* fall... */
 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                     advise (NULL, "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 = 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         free (filename);
 463     }
 464
 465     if (nwhat)
 466         done (0);
 467     what_now (ed, nedit, NOUSE, drft, msg, 0, mp, anot ? "Replied" : NULL,
 468             inplace, cwd, atfile);
 469
 470     svector_free (convert_args);
 471     svector_free (convert_types);
 472
 473     done (1);
 474     return 1;
 475 }
 476
 477 void
 478 docc (char *cp, int ccflag)
 479 {
 480     switch (smatch (cp, ccswitches)) {
 481         case AMBIGSW:
 482             ambigsw (cp, ccswitches);
 483             done (1);
 484         case UNKWNSW:
 485             adios (NULL, "-%scc %s unknown", ccflag ? "" : "no", cp);
 486
 487         case CTOSW:
 488             ccto = ccflag;
 489             break;
 490
 491         case CCCSW:
 492             cccc = ccflag;
 493             break;
 494
 495         case CMESW:
 496             ccme = ccflag;
 497             break;
 498
 499         case CALSW:
 500             ccto = cccc = ccme = ccflag;
 501             break;
 502     }
 503 }
 504
 505 /*
 506  * Add pseudoheaders that will pass the convert arguments to
 507  * mhbuild.  They have the form:
 508  *   MHBUILD_FILE_PSEUDOHEADER-text/calendar: /home/user/Mail/inbox/7
 509  *   MHBUILD_ARGS_PSEUDOHEADER-text/calendar: reply -accept
 510  * The ARGS pseudoheader is optional, but we always add it when
 511  * -convertargs is used.
 512  */
 513 void
 514 add_convert_header (const char *convert_type, char *convert_arg,
 515                     char *filename, char *drft) {
 516     char *field_name;
 517
 518     field_name = concat (MHBUILD_FILE_PSEUDOHEADER, convert_type, NULL);
 519     annotate (drft, field_name, filename, 1, 0, -2, 1);
 520     free (field_name);
 521
 522     field_name = concat (MHBUILD_ARGS_PSEUDOHEADER, convert_type, NULL);
 523     annotate (drft, field_name, convert_arg, 1, 0, -2, 1);
 524     free (field_name);
 525 }