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