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