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