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