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 "sbr/path.h"
  10 #include "sbr/print_version.h"
  11 #include "sbr/print_help.h"
  12 #include "sbr/error.h"
  13 #include "h/mime.h"
  14 #include "h/done.h"
  15 #include "h/utils.h"
  16 #include "sbr/m_maildir.h"
  17 #include "replsbr.h"
  18
  19 #define REPL_SWITCHES \
  20     X("group", 0, GROUPSW) \
  21     X("nogroup", 0, NGROUPSW) \
  22     X("annotate", 0, ANNOSW) \
  23     X("noannotate", 0, NANNOSW) \
  24     X("cc all|to|cc|me", 0, CCSW) \
  25     X("nocc all|to|cc|me", 0, NCCSW) \
  26     X("draftfolder +folder", 0, DFOLDSW) \
  27     X("draftmessage msg", 0, DMSGSW) \
  28     X("nodraftfolder", 0, NDFLDSW) \
  29     X("editor editor", 0, EDITRSW) \
  30     X("noedit", 0, NEDITSW) \
  31     X("convertargs type argstring", 0, CONVERTARGSW) \
  32     X("fcc folder", 0, FCCSW) \
  33     X("filter filterfile", 0, FILTSW) \
  34     X("form formfile", 0, FORMSW) \
  35     X("format", 5, FRMTSW) \
  36     X("noformat", 7, NFRMTSW) \
  37     X("inplace", 0, INPLSW) \
  38     X("noinplace", 0, NINPLSW) \
  39     X("mime", 0, MIMESW) \
  40     X("nomime", 0, NMIMESW) \
  41     X("query", 0, QURYSW) \
  42     X("noquery", 0, NQURYSW) \
  43     X("whatnowproc program", 0, WHATSW) \
  44     X("nowhatnowproc", 0, NWHATSW) \
  45     X("width columns", 0, WIDTHSW) \
  46     X("version", 0, VERSIONSW) \
  47     X("help", 0, HELPSW) \
  48     X("file file", 4, FILESW) \
  49     X("build", 5, BILDSW) /* interface from mhe */ \
  50     X("atfile", 0, ATFILESW) \
  51     X("noatfile", 0, NOATFILESW) \
  52     X("fmtproc program", 0, FMTPROCSW) \
  53     X("nofmtproc", 0, NFMTPROCSW) \
  54
  55 #define X(sw, minchars, id) id,
  56 DEFINE_SWITCH_ENUM(REPL);
  57 #undef X
  58
  59 #define X(sw, minchars, id) { sw, minchars, id },
  60 DEFINE_SWITCH_ARRAY(REPL, switches);
  61 #undef X
  62
  63 #define CC_SWITCHES \
  64     X("to", 0, CTOSW) \
  65     X("cc", 0, CCCSW) \
  66     X("me", 0, CMESW) \
  67     X("all", 0, CALSW) \
  68
  69 #define X(sw, minchars, id) id,
  70 DEFINE_SWITCH_ENUM(CC);
  71 #undef X
  72
  73 #define X(sw, minchars, id) { sw, minchars, id },
  74 DEFINE_SWITCH_ARRAY(CC, ccswitches);
  75 #undef X
  76
  77 #define DISPO_SWITCHES \
  78     X("quit", 0, NOSW) \
  79     X("replace", 0, YESW) \
  80     X("list", 0, LISTDSW) \
  81     X("refile +folder", 0, REFILSW) \
  82     X("new", 0, NEWSW) \
  83
  84 #define X(sw, minchars, id) id,
  85 DEFINE_SWITCH_ENUM(DISPO);
  86 #undef X
  87
  88 #define X(sw, minchars, id) { sw, minchars, id },
  89 DEFINE_SWITCH_ARRAY(DISPO, aqrnl);
  90 #undef X
  91
  92 static struct swit aqrl[] = {
  93     { "quit", 0, NOSW },
  94     { "replace", 0, YESW },
  95     { "list", 0, LISTDSW },
  96     { "refile +folder", 0, REFILSW },
  97     { NULL, 0, 0 }
  98 };
  99
 100 static short outputlinelen = OUTPUTLINELEN;
 101 static bool groupreply;                 /* Is this a group reply?        */
 102
 103 static bool mime;                       /* 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     bool anot = false;
 121     bool inplace = true;
 122     bool nedit = false;
 123     bool nwhat = false;
 124     bool atfile = false;
 125     int fmtproc = -1;
 126     char *cp, *cwd, *dp, *maildir, *file = NULL;
 127     char *folder = NULL, *msg = NULL, *dfolder = NULL;
 128     char *dmsg = NULL, *ed = NULL, drft[BUFSIZ], buf[BUFSIZ];
 129     char **argp, **arguments;
 130     svector_t convert_types = svector_create (10);
 131     svector_t convert_args = svector_create (10);
 132     size_t n;
 133     struct msgs *mp = NULL;
 134     struct stat st;
 135     FILE *in;
 136     bool buildsw = false;
 137
 138     if (nmh_init(argv[0], true, true)) { return 1; }
 139
 140     arguments = getarguments (invo_name, argc, argv, 1);
 141     argp = arguments;
 142
 143     while ((cp = *argp++)) {
 144         if (*cp == '-') {
 145             switch (smatch (++cp, switches)) {
 146                 case AMBIGSW:
 147                     ambigsw (cp, switches);
 148                     done (1);
 149                 case UNKWNSW:
 150                     die("-%s unknown", cp);
 151
 152                 case HELPSW:
 153                     snprintf (buf, sizeof(buf), "%s: [+folder] [msg] [switches]",
 154                         invo_name);
 155                     print_help (buf, switches, 1);
 156                     done (0);
 157                 case VERSIONSW:
 158                     print_version(invo_name);
 159                     done (0);
 160
 161                 case GROUPSW:
 162                     groupreply = true;
 163                     continue;
 164                 case NGROUPSW:
 165                     groupreply = false;
 166                     continue;
 167
 168                 case ANNOSW:
 169                     anot = true;
 170                     continue;
 171                 case NANNOSW:
 172                     anot = false;
 173                     continue;
 174
 175                 case CCSW:
 176                     if (!(cp = *argp++) || *cp == '-')
 177                         die("missing argument to %s", argp[-2]);
 178                     docc (cp, 1);
 179                     continue;
 180                 case NCCSW:
 181                     if (!(cp = *argp++) || *cp == '-')
 182                         die("missing argument to %s", argp[-2]);
 183                     docc (cp, 0);
 184                     continue;
 185
 186                 case EDITRSW:
 187                     if (!(ed = *argp++) || *ed == '-')
 188                         die("missing argument to %s", argp[-2]);
 189                     nedit = false;
 190                     continue;
 191                 case NEDITSW:
 192                     nedit = true;
 193                     continue;
 194
 195                 case CONVERTARGSW: {
 196                     char *type;
 197                     size_t i;
 198
 199                     if (!(type = *argp++)) {
 200                         die("missing type argument to %s", argp[-2]);
 201                     }
 202                     if (!(cp = *argp++)) {
 203                         die("missing argstring argument to %s",
 204                                argp[-3]);
 205                     }
 206
 207                     for (i = 0; i < svector_size (convert_types); ++i) {
 208                         if (! strcmp (svector_at (convert_types, i), type)) {
 209                             /* Already saw this type, so just update
 210                                its args. */
 211                             svector_strs (convert_args)[i] = cp;
 212                             break;
 213                         }
 214                     }
 215
 216                     if (i == svector_size (convert_types)) {
 217                         svector_push_back (convert_types, type);
 218                         svector_push_back (convert_args, cp);
 219                     }
 220                     continue;
 221                 }
 222
 223                 case WHATSW:
 224                     if (!(whatnowproc = *argp++) || *whatnowproc == '-')
 225                         die("missing argument to %s", argp[-2]);
 226                     nwhat = false;
 227                     continue;
 228                 case BILDSW:
 229                     buildsw = true;
 230                     /* FALLTHRU */
 231                 case NWHATSW:
 232                     nwhat = true;
 233                     continue;
 234
 235                 case FCCSW:
 236                     if (!(cp = *argp++) || *cp == '-')
 237                         die("missing argument to %s", argp[-2]);
 238                     dp = NULL;
 239                     if (*cp == '@')
 240                         cp = dp = path (cp + 1, TSUBCWF);
 241                     if (fcc)
 242                         fcc = add (", ", fcc);
 243                     fcc = add (cp, fcc);
 244                     free(dp);
 245                     continue;
 246
 247                 case FILESW:
 248                     if (file)
 249                         die("only one file at a time!");
 250                     if (!(cp = *argp++) || *cp == '-')
 251                         die("missing argument to %s", argp[-2]);
 252                     file = path (cp, TFILE);
 253                     continue;
 254                 case FILTSW:
 255                     if (!(cp = *argp++) || *cp == '-')
 256                         die("missing argument to %s", argp[-2]);
 257                     filter = mh_xstrdup(etcpath(cp));
 258                     mime = false;
 259                     continue;
 260                 case FORMSW:
 261                     if (!(form = *argp++) || *form == '-')
 262                         die("missing argument to %s", argp[-2]);
 263                     continue;
 264
 265                 case FRMTSW:
 266                     filter = mh_xstrdup(etcpath(mhlreply));
 267                     mime = false;
 268                     continue;
 269                 case NFRMTSW:
 270                     filter = NULL;
 271                     continue;
 272
 273                 case INPLSW:
 274                     inplace = true;
 275                     continue;
 276                 case NINPLSW:
 277                     inplace = false;
 278                     continue;
 279
 280                 case MIMESW:
 281                     mime = true;
 282                     filter = NULL;
 283                     continue;
 284                 case NMIMESW:
 285                     mime = false;
 286                     continue;
 287
 288                 case QURYSW:
 289                     querysw++;
 290                     continue;
 291                 case NQURYSW:
 292                     querysw = 0;
 293                     continue;
 294
 295                 case WIDTHSW:
 296                     if (!(cp = *argp++) || *cp == '-')
 297                         die("missing argument to %s", argp[-2]);
 298                     if ((outputlinelen = atoi (cp)) < 10)
 299                         die("impossible width %d", outputlinelen);
 300                     continue;
 301
 302                 case DFOLDSW:
 303                     if (dfolder)
 304                         die("only one draft folder at a time!");
 305                     if (!(cp = *argp++) || *cp == '-')
 306                         die("missing argument to %s", argp[-2]);
 307                     dfolder = path (*cp == '+' || *cp == '@' ? cp + 1 : cp,
 308                                     *cp != '@' ? TFOLDER : TSUBCWF);
 309                     continue;
 310                 case DMSGSW:
 311                     if (dmsg)
 312                         die("only one draft message at a time!");
 313                     if (!(dmsg = *argp++) || *dmsg == '-')
 314                         die("missing argument to %s", argp[-2]);
 315                     continue;
 316                 case NDFLDSW:
 317                     dfolder = NULL;
 318                     isdf = NOTOK;
 319                     continue;
 320
 321                 case ATFILESW:
 322                     atfile = true;
 323                     continue;
 324                 case NOATFILESW:
 325                     atfile = false;
 326                     continue;
 327
 328                 case FMTPROCSW:
 329                     if (!(formatproc = *argp++) || *formatproc == '-')
 330                         die("missing argument to %s", argp[-2]);
 331                     fmtproc = 1;
 332                     continue;
 333                 case NFMTPROCSW:
 334                     fmtproc = 0;
 335                     continue;
 336             }
 337         }
 338         if (*cp == '+' || *cp == '@') {
 339             if (folder)
 340                 die("only one folder at a time!");
 341             folder = pluspath (cp);
 342         } else {
 343             if (msg)
 344                 die("only one message at a time!");
 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         die("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 = false;   /* 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             die("unable to read folder %s", folder);
 418
 419         /* check for empty folder */
 420         if (mp->nummsg == 0)
 421             die("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             die("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 static 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             die("-%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 static void
 516 add_convert_header (const char *convert_type, char *convert_arg,
 517                     char *filename, char *drft)
 518 {
 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 }