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/concat.h"
  10 #include "sbr/seq_setprev.h"
  11 #include "sbr/seq_setcur.h"
  12 #include "sbr/seq_save.h"
  13 #include "sbr/showfile.h"
  14 #include "sbr/smatch.h"
  15 #include "sbr/refile.h"
  16 #include "sbr/m_draft.h"
  17 #include "sbr/m_convert.h"
  18 #include "sbr/getfolder.h"
  19 #include "sbr/folder_read.h"
  20 #include "sbr/context_save.h"
  21 #include "sbr/context_replace.h"
  22 #include "sbr/context_find.h"
  23 #include "sbr/ambigsw.h"
  24 #include "sbr/path.h"
  25 #include "sbr/print_version.h"
  26 #include "sbr/print_help.h"
  27 #include "sbr/error.h"
  28 #include "h/mime.h"
  29 #include "h/done.h"
  30 #include "h/utils.h"
  31 #include "sbr/m_maildir.h"
  32 #include "replsbr.h"
  33
  34 #define REPL_SWITCHES \
  35     X("group", 0, GROUPSW) \
  36     X("nogroup", 0, NGROUPSW) \
  37     X("annotate", 0, ANNOSW) \
  38     X("noannotate", 0, NANNOSW) \
  39     X("cc all|to|cc|me", 0, CCSW) \
  40     X("nocc all|to|cc|me", 0, NCCSW) \
  41     X("draftfolder +folder", 0, DFOLDSW) \
  42     X("draftmessage msg", 0, DMSGSW) \
  43     X("nodraftfolder", 0, NDFLDSW) \
  44     X("editor editor", 0, EDITRSW) \
  45     X("noedit", 0, NEDITSW) \
  46     X("convertargs type argstring", 0, CONVERTARGSW) \
  47     X("fcc folder", 0, FCCSW) \
  48     X("filter filterfile", 0, FILTSW) \
  49     X("form formfile", 0, FORMSW) \
  50     X("format", 5, FRMTSW) \
  51     X("noformat", 7, NFRMTSW) \
  52     X("inplace", 0, INPLSW) \
  53     X("noinplace", 0, NINPLSW) \
  54     X("mime", 0, MIMESW) \
  55     X("nomime", 0, NMIMESW) \
  56     X("query", 0, QURYSW) \
  57     X("noquery", 0, NQURYSW) \
  58     X("whatnowproc program", 0, WHATSW) \
  59     X("nowhatnowproc", 0, NWHATSW) \
  60     X("width columns", 0, WIDTHSW) \
  61     X("version", 0, VERSIONSW) \
  62     X("help", 0, HELPSW) \
  63     X("file file", 4, FILESW) \
  64     X("build", 5, BILDSW) /* interface from mhe */ \
  65     X("atfile", 0, ATFILESW) \
  66     X("noatfile", 0, NOATFILESW) \
  67     X("fmtproc program", 0, FMTPROCSW) \
  68     X("nofmtproc", 0, NFMTPROCSW) \
  69
  70 #define X(sw, minchars, id) id,
  71 DEFINE_SWITCH_ENUM(REPL);
  72 #undef X
  73
  74 #define X(sw, minchars, id) { sw, minchars, id },
  75 DEFINE_SWITCH_ARRAY(REPL, switches);
  76 #undef X
  77
  78 #define CC_SWITCHES \
  79     X("to", 0, CTOSW) \
  80     X("cc", 0, CCCSW) \
  81     X("me", 0, CMESW) \
  82     X("all", 0, CALSW) \
  83
  84 #define X(sw, minchars, id) id,
  85 DEFINE_SWITCH_ENUM(CC);
  86 #undef X
  87
  88 #define X(sw, minchars, id) { sw, minchars, id },
  89 DEFINE_SWITCH_ARRAY(CC, ccswitches);
  90 #undef X
  91
  92 #define DISPO_SWITCHES \
  93     X("quit", 0, NOSW) \
  94     X("replace", 0, YESW) \
  95     X("list", 0, LISTDSW) \
  96     X("refile +folder", 0, REFILSW) \
  97     X("new", 0, NEWSW) \
  98
  99 #define X(sw, minchars, id) id,
 100 DEFINE_SWITCH_ENUM(DISPO);
 101 #undef X
 102
 103 #define X(sw, minchars, id) { sw, minchars, id },
 104 DEFINE_SWITCH_ARRAY(DISPO, aqrnl);
 105 #undef X
 106
 107 static struct swit aqrl[] = {
 108     { "quit", 0, NOSW },
 109     { "replace", 0, YESW },
 110     { "list", 0, LISTDSW },
 111     { "refile +folder", 0, REFILSW },
 112     { NULL, 0, 0 }
 113 };
 114
 115 static short outputlinelen = OUTPUTLINELEN;
 116 static bool groupreply;                 /* Is this a group reply?        */
 117
 118 static bool mime;                       /* include original as MIME part */
 119 static char *form   = NULL;             /* form (components) file        */
 120 static char *filter = NULL;             /* message filter file           */
 121 static char *fcc    = NULL;             /* folders to add to Fcc: header */
 122
 123
 124 /*
 125  * prototypes
 126  */
 127 static void docc (char *, int);
 128 static void add_convert_header (const char *, char *, char *, char *);
 129
 130
 131 int
 132 main (int argc, char **argv)
 133 {
 134     int i, isdf = 0;
 135     bool anot = false;
 136     bool inplace = true;
 137     bool nedit = false;
 138     bool nwhat = false;
 139     bool atfile = false;
 140     int fmtproc = -1;
 141     char *cp, *cwd, *dp, *maildir, *file = NULL;
 142     char *folder = NULL, *msg = NULL, *dfolder = NULL;
 143     char *dmsg = NULL, *ed = NULL, drft[BUFSIZ], buf[BUFSIZ];
 144     char **argp, **arguments;
 145     svector_t convert_types = svector_create (10);
 146     svector_t convert_args = svector_create (10);
 147     size_t n;
 148     struct msgs *mp = NULL;
 149     struct stat st;
 150     FILE *in;
 151     bool buildsw = false;
 152
 153     if (nmh_init(argv[0], true, true)) { return 1; }
 154
 155     arguments = getarguments (invo_name, argc, argv, 1);
 156     argp = arguments;
 157
 158     while ((cp = *argp++)) {
 159         if (*cp == '-') {
 160             switch (smatch (++cp, switches)) {
 161                 case AMBIGSW:
 162                     ambigsw (cp, switches);
 163                     done (1);
 164                 case UNKWNSW:
 165                     die("-%s unknown", cp);
 166
 167                 case HELPSW:
 168                     snprintf (buf, sizeof(buf), "%s: [+folder] [msg] [switches]",
 169                         invo_name);
 170                     print_help (buf, switches, 1);
 171                     done (0);
 172                 case VERSIONSW:
 173                     print_version(invo_name);
 174                     done (0);
 175
 176                 case GROUPSW:
 177                     groupreply = true;
 178                     continue;
 179                 case NGROUPSW:
 180                     groupreply = false;
 181                     continue;
 182
 183                 case ANNOSW:
 184                     anot = true;
 185                     continue;
 186                 case NANNOSW:
 187                     anot = false;
 188                     continue;
 189
 190                 case CCSW:
 191                     if (!(cp = *argp++) || *cp == '-')
 192                         die("missing argument to %s", argp[-2]);
 193                     docc (cp, 1);
 194                     continue;
 195                 case NCCSW:
 196                     if (!(cp = *argp++) || *cp == '-')
 197                         die("missing argument to %s", argp[-2]);
 198                     docc (cp, 0);
 199                     continue;
 200
 201                 case EDITRSW:
 202                     if (!(ed = *argp++) || *ed == '-')
 203                         die("missing argument to %s", argp[-2]);
 204                     nedit = false;
 205                     continue;
 206                 case NEDITSW:
 207                     nedit = true;
 208                     continue;
 209
 210                 case CONVERTARGSW: {
 211                     char *type;
 212                     size_t i;
 213
 214                     if (!(type = *argp++)) {
 215                         die("missing type argument to %s", argp[-2]);
 216                     }
 217                     if (!(cp = *argp++)) {
 218                         die("missing argstring argument to %s",
 219                                argp[-3]);
 220                     }
 221
 222                     for (i = 0; i < svector_size (convert_types); ++i) {
 223                         if (! strcmp (svector_at (convert_types, i), type)) {
 224                             /* Already saw this type, so just update
 225                                its args. */
 226                             svector_strs (convert_args)[i] = cp;
 227                             break;
 228                         }
 229                     }
 230
 231                     if (i == svector_size (convert_types)) {
 232                         svector_push_back (convert_types, type);
 233                         svector_push_back (convert_args, cp);
 234                     }
 235                     continue;
 236                 }
 237
 238                 case WHATSW:
 239                     if (!(whatnowproc = *argp++) || *whatnowproc == '-')
 240                         die("missing argument to %s", argp[-2]);
 241                     nwhat = false;
 242                     continue;
 243                 case BILDSW:
 244                     buildsw = true;
 245                     /* FALLTHRU */
 246                 case NWHATSW:
 247                     nwhat = true;
 248                     continue;
 249
 250                 case FCCSW:
 251                     if (!(cp = *argp++) || *cp == '-')
 252                         die("missing argument to %s", argp[-2]);
 253                     dp = NULL;
 254                     if (*cp == '@')
 255                         cp = dp = path (cp + 1, TSUBCWF);
 256                     if (fcc)
 257                         fcc = add (", ", fcc);
 258                     fcc = add (cp, fcc);
 259                     free(dp);
 260                     continue;
 261
 262                 case FILESW:
 263                     if (file)
 264                         die("only one file at a time!");
 265                     if (!(cp = *argp++) || *cp == '-')
 266                         die("missing argument to %s", argp[-2]);
 267                     file = path (cp, TFILE);
 268                     continue;
 269                 case FILTSW:
 270                     if (!(cp = *argp++) || *cp == '-')
 271                         die("missing argument to %s", argp[-2]);
 272                     filter = mh_xstrdup(etcpath(cp));
 273                     mime = false;
 274                     continue;
 275                 case FORMSW:
 276                     if (!(form = *argp++) || *form == '-')
 277                         die("missing argument to %s", argp[-2]);
 278                     continue;
 279
 280                 case FRMTSW:
 281                     filter = mh_xstrdup(etcpath(mhlreply));
 282                     mime = false;
 283                     continue;
 284                 case NFRMTSW:
 285                     filter = NULL;
 286                     continue;
 287
 288                 case INPLSW:
 289                     inplace = true;
 290                     continue;
 291                 case NINPLSW:
 292                     inplace = false;
 293                     continue;
 294
 295                 case MIMESW:
 296                     mime = true;
 297                     filter = NULL;
 298                     continue;
 299                 case NMIMESW:
 300                     mime = false;
 301                     continue;
 302
 303                 case QURYSW:
 304                     querysw++;
 305                     continue;
 306                 case NQURYSW:
 307                     querysw = 0;
 308                     continue;
 309
 310                 case WIDTHSW:
 311                     if (!(cp = *argp++) || *cp == '-')
 312                         die("missing argument to %s", argp[-2]);
 313                     if ((outputlinelen = atoi (cp)) < 10)
 314                         die("impossible width %d", outputlinelen);
 315                     continue;
 316
 317                 case DFOLDSW:
 318                     if (dfolder)
 319                         die("only one draft folder at a time!");
 320                     if (!(cp = *argp++) || *cp == '-')
 321                         die("missing argument to %s", argp[-2]);
 322                     dfolder = path (*cp == '+' || *cp == '@' ? cp + 1 : cp,
 323                                     *cp != '@' ? TFOLDER : TSUBCWF);
 324                     continue;
 325                 case DMSGSW:
 326                     if (dmsg)
 327                         die("only one draft message at a time!");
 328                     if (!(dmsg = *argp++) || *dmsg == '-')
 329                         die("missing argument to %s", argp[-2]);
 330                     continue;
 331                 case NDFLDSW:
 332                     dfolder = NULL;
 333                     isdf = NOTOK;
 334                     continue;
 335
 336                 case ATFILESW:
 337                     atfile = true;
 338                     continue;
 339                 case NOATFILESW:
 340                     atfile = false;
 341                     continue;
 342
 343                 case FMTPROCSW:
 344                     if (!(formatproc = *argp++) || *formatproc == '-')
 345                         die("missing argument to %s", argp[-2]);
 346                     fmtproc = 1;
 347                     continue;
 348                 case NFMTPROCSW:
 349                     fmtproc = 0;
 350                     continue;
 351             }
 352         }
 353         if (*cp == '+' || *cp == '@') {
 354             if (folder)
 355                 die("only one folder at a time!");
 356             folder = pluspath (cp);
 357         } else {
 358             if (msg)
 359                 die("only one message at a time!");
 360             msg = cp;
 361         }
 362     }
 363
 364     if (ccto == -1)
 365         ccto = groupreply;
 366     if (cccc == -1)
 367         cccc = groupreply;
 368     if (ccme == -1)
 369         ccme = groupreply;
 370
 371     cwd = mh_xstrdup(pwd ());
 372
 373     if (!context_find ("path"))
 374         free (path ("./", TFOLDER));
 375     if (file && (msg || folder))
 376         die("can't mix files and folders/msgs");
 377
 378 try_it_again:
 379
 380     strncpy (drft, buildsw ? m_maildir ("reply")
 381                           : m_draft (dfolder, NULL, NOUSE, &isdf), sizeof(drft));
 382
 383     /* Check if a draft exists */
 384     if (!buildsw && stat (drft, &st) != NOTOK) {
 385         printf ("Draft \"%s\" exists (%ld bytes).", drft, (long) st.st_size);
 386         for (i = LISTDSW; i != YESW;) {
 387             if (!(argp = read_switch_multiword ("\nDisposition? ",
 388                                                 isdf ? aqrnl : aqrl)))
 389                 done (1);
 390             switch (i = smatch (*argp, isdf ? aqrnl : aqrl)) {
 391                 case NOSW:
 392                     done (0);
 393                 case NEWSW:
 394                     dmsg = NULL;
 395                     goto try_it_again;
 396                 case YESW:
 397                     break;
 398                 case LISTDSW:
 399                     showfile (++argp, drft);
 400                     break;
 401                 case REFILSW:
 402                     if (refile (++argp, drft) == 0)
 403                         i = YESW;
 404                     break;
 405                 default:
 406                     inform("say what?");
 407                     break;
 408             }
 409         }
 410     }
 411
 412     if (file) {
 413         /*
 414          * We are replying to a file.
 415          */
 416         anot = false;   /* we don't want to annotate a file */
 417     } else {
 418         /*
 419          * We are replying to a message.
 420          */
 421         if (!msg)
 422             msg = "cur";
 423         if (!folder)
 424             folder = getfolder (1);
 425         maildir = m_maildir (folder);
 426
 427         if (chdir (maildir) == NOTOK)
 428             adios (maildir, "unable to change directory to");
 429
 430         /* read folder and create message structure */
 431         if (!(mp = folder_read (folder, 1)))
 432             die("unable to read folder %s", folder);
 433
 434         /* check for empty folder */
 435         if (mp->nummsg == 0)
 436             die("no messages in %s", folder);
 437
 438         /* parse the message range/sequence/name and set SELECTED */
 439         if (!m_convert (mp, msg))
 440             done (1);
 441         seq_setprev (mp);       /* set the previous-sequence */
 442
 443         if (mp->numsel > 1)
 444             die("only one message at a time!");
 445
 446         context_replace (pfolder, folder);      /* update current folder   */
 447         seq_setcur (mp, mp->lowsel);    /* update current message  */
 448         seq_save (mp);                  /* synchronize sequences   */
 449         context_save ();                        /* save the context file   */
 450     }
 451
 452     msg = file ? file : mh_xstrdup(m_name (mp->lowsel));
 453
 454     if ((in = fopen (msg, "r")) == NULL)
 455         adios (msg, "unable to open");
 456
 457     /* find form (components) file */
 458     if (!form) {
 459         if (groupreply)
 460             form = etcpath (replgroupcomps);
 461         else
 462             form = etcpath (replcomps);
 463     }
 464
 465     replout (in, msg, drft, mp, outputlinelen, mime, form, filter,
 466              fcc, fmtproc);
 467     fclose (in);
 468
 469     {
 470         char *filename = file ? file : concat (mp->foldpath, "/", msg, NULL);
 471
 472         for (n = 0; n < svector_size (convert_types); ++n) {
 473             add_convert_header (svector_at (convert_types, n),
 474                                 svector_at (convert_args, n),
 475                                 filename, drft);
 476         }
 477         if (! file) {
 478             free (filename);
 479         }
 480     }
 481
 482     if (nwhat)
 483         done (0);
 484     what_now (ed, nedit, NOUSE, drft, msg, 0, mp, anot ? "Replied" : NULL,
 485             inplace, cwd, atfile);
 486
 487     svector_free (convert_args);
 488     svector_free (convert_types);
 489
 490     done (1);
 491     return 1;
 492 }
 493
 494 static void
 495 docc (char *cp, int ccflag)
 496 {
 497     switch (smatch (cp, ccswitches)) {
 498         case AMBIGSW:
 499             ambigsw (cp, ccswitches);
 500             done (1);
 501         case UNKWNSW:
 502             die("-%scc %s unknown", ccflag ? "" : "no", cp);
 503
 504         case CTOSW:
 505             ccto = ccflag;
 506             break;
 507
 508         case CCCSW:
 509             cccc = ccflag;
 510             break;
 511
 512         case CMESW:
 513             ccme = ccflag;
 514             break;
 515
 516         case CALSW:
 517             ccto = cccc = ccme = ccflag;
 518             break;
 519     }
 520 }
 521
 522 /*
 523  * Add pseudoheaders that will pass the convert arguments to
 524  * mhbuild.  They have the form:
 525  *   MHBUILD_FILE_PSEUDOHEADER-text/calendar: /home/user/Mail/inbox/7
 526  *   MHBUILD_ARGS_PSEUDOHEADER-text/calendar: reply -accept
 527  * The ARGS pseudoheader is optional, but we always add it when
 528  * -convertargs is used.
 529  */
 530 static void
 531 add_convert_header (const char *convert_type, char *convert_arg,
 532                     char *filename, char *drft)
 533 {
 534     char *field_name;
 535
 536     field_name = concat (MHBUILD_FILE_PSEUDOHEADER, convert_type, NULL);
 537     annotate (drft, field_name, filename, 1, 0, -2, 1);
 538     free (field_name);
 539
 540     field_name = concat (MHBUILD_ARGS_PSEUDOHEADER, convert_type, NULL);
 541     annotate (drft, field_name, convert_arg, 1, 0, -2, 1);
 542     free (field_name);
 543 }