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++;
 229                     /* FALLTHRU */
 230                 case NWHATSW:
 231                     nwhat++;
 232                     continue;
 233
 234                 case FCCSW:
 235                     if (!(cp = *argp++) || *cp == '-')
 236                         adios (NULL, "missing argument to %s", argp[-2]);
 237                     dp = NULL;
 238                     if (*cp == '@')
 239                         cp = dp = path (cp + 1, TSUBCWF);
 240                     if (fcc)
 241                         fcc = add (", ", fcc);
 242                     fcc = add (cp, fcc);
 243                     mh_xfree(dp);
 244                     continue;
 245
 246                 case FILESW:
 247                     if (file)
 248                         adios (NULL, "only one file at a time!");
 249                     if (!(cp = *argp++) || *cp == '-')
 250                         adios (NULL, "missing argument to %s", argp[-2]);
 251                     file = path (cp, TFILE);
 252                     continue;
 253                 case FILTSW:
 254                     if (!(cp = *argp++) || *cp == '-')
 255                         adios (NULL, "missing argument to %s", argp[-2]);
 256                     filter = getcpy (etcpath (cp));
 257                     mime = 0;
 258                     continue;
 259                 case FORMSW:
 260                     if (!(form = *argp++) || *form == '-')
 261                         adios (NULL, "missing argument to %s", argp[-2]);
 262                     continue;
 263
 264                 case FRMTSW:
 265                     filter = getcpy (etcpath (mhlreply));
 266                     mime = 0;
 267                     continue;
 268                 case NFRMTSW:
 269                     filter = NULL;
 270                     continue;
 271
 272                 case INPLSW:
 273                     inplace++;
 274                     continue;
 275                 case NINPLSW:
 276                     inplace = 0;
 277                     continue;
 278
 279                 case MIMESW:
 280                     mime++;
 281                     filter = NULL;
 282                     continue;
 283                 case NMIMESW:
 284                     mime = 0;
 285                     continue;
 286
 287                 case QURYSW:
 288                     querysw++;
 289                     continue;
 290                 case NQURYSW:
 291                     querysw = 0;
 292                     continue;
 293
 294                 case WIDTHSW:
 295                     if (!(cp = *argp++) || *cp == '-')
 296                         adios (NULL, "missing argument to %s", argp[-2]);
 297                     if ((outputlinelen = atoi (cp)) < 10)
 298                         adios (NULL, "impossible width %d", outputlinelen);
 299                     continue;
 300
 301                 case DFOLDSW:
 302                     if (dfolder)
 303                         adios (NULL, "only one draft folder at a time!");
 304                     if (!(cp = *argp++) || *cp == '-')
 305                         adios (NULL, "missing argument to %s", argp[-2]);
 306                     dfolder = path (*cp == '+' || *cp == '@' ? cp + 1 : cp,
 307                                     *cp != '@' ? TFOLDER : TSUBCWF);
 308                     continue;
 309                 case DMSGSW:
 310                     if (dmsg)
 311                         adios (NULL, "only one draft message at a time!");
 312                     if (!(dmsg = *argp++) || *dmsg == '-')
 313                         adios (NULL, "missing argument to %s", argp[-2]);
 314                     continue;
 315                 case NDFLDSW:
 316                     dfolder = NULL;
 317                     isdf = NOTOK;
 318                     continue;
 319
 320                 case ATFILESW:
 321                     atfile++;
 322                     continue;
 323                 case NOATFILESW:
 324                     atfile = 0;
 325                     continue;
 326
 327                 case FMTPROCSW:
 328                     if (!(formatproc = *argp++) || *formatproc == '-')
 329                         adios (NULL, "missing argument to %s", argp[-2]);
 330                     fmtproc = 1;
 331                     continue;
 332                 case NFMTPROCSW:
 333                     fmtproc = 0;
 334                     continue;
 335             }
 336         }
 337         if (*cp == '+' || *cp == '@') {
 338             if (folder)
 339                 adios (NULL, "only one folder at a time!");
 340             else
 341                 folder = pluspath (cp);
 342         } else {
 343             if (msg)
 344                 adios (NULL, "only one message at a time!");
 345             else
 346                 msg = cp;
 347         }
 348     }
 349
 350     if (ccto == -1)
 351         ccto = groupreply;
 352     if (cccc == -1)
 353         cccc = groupreply;
 354     if (ccme == -1)
 355         ccme = groupreply;
 356
 357     cwd = mh_xstrdup(pwd ());
 358
 359     if (!context_find ("path"))
 360         free (path ("./", TFOLDER));
 361     if (file && (msg || folder))
 362         adios (NULL, "can't mix files and folders/msgs");
 363
 364 try_it_again:
 365
 366     strncpy (drft, buildsw ? m_maildir ("reply")
 367                           : m_draft (dfolder, NULL, NOUSE, &isdf), sizeof(drft));
 368
 369     /* Check if a draft exists */
 370     if (!buildsw && stat (drft, &st) != NOTOK) {
 371         printf ("Draft \"%s\" exists (%ld bytes).", drft, (long) st.st_size);
 372         for (i = LISTDSW; i != YESW;) {
 373             if (!(argp = read_switch_multiword ("\nDisposition? ",
 374                                                 isdf ? aqrnl : aqrl)))
 375                 done (1);
 376             switch (i = smatch (*argp, isdf ? aqrnl : aqrl)) {
 377                 case NOSW:
 378                     done (0);
 379                 case NEWSW:
 380                     dmsg = NULL;
 381                     goto try_it_again;
 382                 case YESW:
 383                     break;
 384                 case LISTDSW:
 385                     showfile (++argp, drft);
 386                     break;
 387                 case REFILSW:
 388                     if (refile (++argp, drft) == 0)
 389                         i = YESW;
 390                     break;
 391                 default:
 392                     advise (NULL, "say what?");
 393                     break;
 394             }
 395         }
 396     }
 397
 398     if (file) {
 399         /*
 400          * We are replying to a file.
 401          */
 402         anot = 0;       /* we don't want to annotate a file */
 403     } else {
 404         /*
 405          * We are replying to a message.
 406          */
 407         if (!msg)
 408             msg = "cur";
 409         if (!folder)
 410             folder = getfolder (1);
 411         maildir = m_maildir (folder);
 412
 413         if (chdir (maildir) == NOTOK)
 414             adios (maildir, "unable to change directory to");
 415
 416         /* read folder and create message structure */
 417         if (!(mp = folder_read (folder, 1)))
 418             adios (NULL, "unable to read folder %s", folder);
 419
 420         /* check for empty folder */
 421         if (mp->nummsg == 0)
 422             adios (NULL, "no messages in %s", folder);
 423
 424         /* parse the message range/sequence/name and set SELECTED */
 425         if (!m_convert (mp, msg))
 426             done (1);
 427         seq_setprev (mp);       /* set the previous-sequence */
 428
 429         if (mp->numsel > 1)
 430             adios (NULL, "only one message at a time!");
 431
 432         context_replace (pfolder, folder);      /* update current folder   */
 433         seq_setcur (mp, mp->lowsel);    /* update current message  */
 434         seq_save (mp);                  /* synchronize sequences   */
 435         context_save ();                        /* save the context file   */
 436     }
 437
 438     msg = file ? file : mh_xstrdup(m_name (mp->lowsel));
 439
 440     if ((in = fopen (msg, "r")) == NULL)
 441         adios (msg, "unable to open");
 442
 443     /* find form (components) file */
 444     if (!form) {
 445         if (groupreply)
 446             form = etcpath (replgroupcomps);
 447         else
 448             form = etcpath (replcomps);
 449     }
 450
 451     replout (in, msg, drft, mp, outputlinelen, mime, form, filter,
 452              fcc, fmtproc);
 453     fclose (in);
 454
 455     {
 456         char *filename = file ? file : concat (mp->foldpath, "/", msg, NULL);
 457
 458         for (n = 0; n < svector_size (convert_types); ++n) {
 459             add_convert_header (svector_at (convert_types, n),
 460                                 svector_at (convert_args, n),
 461                                 filename, drft);
 462         }
 463         if (! file) {
 464             free (filename);
 465         }
 466     }
 467
 468     if (nwhat)
 469         done (0);
 470     what_now (ed, nedit, NOUSE, drft, msg, 0, mp, anot ? "Replied" : NULL,
 471             inplace, cwd, atfile);
 472
 473     svector_free (convert_args);
 474     svector_free (convert_types);
 475
 476     done (1);
 477     return 1;
 478 }
 479
 480 void
 481 docc (char *cp, int ccflag)
 482 {
 483     switch (smatch (cp, ccswitches)) {
 484         case AMBIGSW:
 485             ambigsw (cp, ccswitches);
 486             done (1);
 487         case UNKWNSW:
 488             adios (NULL, "-%scc %s unknown", ccflag ? "" : "no", cp);
 489
 490         case CTOSW:
 491             ccto = ccflag;
 492             break;
 493
 494         case CCCSW:
 495             cccc = ccflag;
 496             break;
 497
 498         case CMESW:
 499             ccme = ccflag;
 500             break;
 501
 502         case CALSW:
 503             ccto = cccc = ccme = ccflag;
 504             break;
 505     }
 506 }
 507
 508 /*
 509  * Add pseudoheaders that will pass the convert arguments to
 510  * mhbuild.  They have the form:
 511  *   MHBUILD_FILE_PSEUDOHEADER-text/calendar: /home/user/Mail/inbox/7
 512  *   MHBUILD_ARGS_PSEUDOHEADER-text/calendar: reply -accept
 513  * The ARGS pseudoheader is optional, but we always add it when
 514  * -convertargs is used.
 515  */
 516 void
 517 add_convert_header (const char *convert_type, char *convert_arg,
 518                     char *filename, char *drft) {
 519     char *field_name;
 520
 521     field_name = concat (MHBUILD_FILE_PSEUDOHEADER, convert_type, NULL);
 522     annotate (drft, field_name, filename, 1, 0, -2, 1);
 523     free (field_name);
 524
 525     field_name = concat (MHBUILD_ARGS_PSEUDOHEADER, convert_type, NULL);
 526     annotate (drft, field_name, convert_arg, 1, 0, -2, 1);
 527     free (field_name);
 528 }