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