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