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 "whatnowproc.h"
  10 #include "annosbr.h"
  11 #include "sbr/m_name.h"
  12 #include "sbr/getarguments.h"
  13 #include "sbr/read_switch_multiword.h"
  14 #include "sbr/concat.h"
  15 #include "sbr/seq_setprev.h"
  16 #include "sbr/seq_setcur.h"
  17 #include "sbr/seq_save.h"
  18 #include "sbr/showfile.h"
  19 #include "sbr/smatch.h"
  20 #include "sbr/refile.h"
  21 #include "sbr/m_draft.h"
  22 #include "sbr/m_convert.h"
  23 #include "sbr/getfolder.h"
  24 #include "sbr/folder_read.h"
  25 #include "sbr/context_save.h"
  26 #include "sbr/context_replace.h"
  27 #include "sbr/context_find.h"
  28 #include "sbr/ambigsw.h"
  29 #include "sbr/path.h"
  30 #include "sbr/print_version.h"
  31 #include "sbr/print_help.h"
  32 #include "sbr/error.h"
  33 #include "h/mime.h"
  34 #include "h/done.h"
  35 #include "h/utils.h"
  36 #include "sbr/m_maildir.h"
  37 #include "replsbr.h"
  38
  39 #define REPL_SWITCHES \
  40     X("group", 0, GROUPSW) \
  41     X("nogroup", 0, NGROUPSW) \
  42     X("annotate", 0, ANNOSW) \
  43     X("noannotate", 0, NANNOSW) \
  44     X("cc all|to|cc|me", 0, CCSW) \
  45     X("nocc all|to|cc|me", 0, NCCSW) \
  46     X("draftfolder +folder", 0, DFOLDSW) \
  47     X("draftmessage msg", 0, DMSGSW) \
  48     X("nodraftfolder", 0, NDFLDSW) \
  49     X("editor editor", 0, EDITRSW) \
  50     X("noedit", 0, NEDITSW) \
  51     X("convertargs type argstring", 0, CONVERTARGSW) \
  52     X("fcc folder", 0, FCCSW) \
  53     X("filter filterfile", 0, FILTSW) \
  54     X("form formfile", 0, FORMSW) \
  55     X("format", 5, FRMTSW) \
  56     X("noformat", 7, NFRMTSW) \
  57     X("inplace", 0, INPLSW) \
  58     X("noinplace", 0, NINPLSW) \
  59     X("mime", 0, MIMESW) \
  60     X("nomime", 0, NMIMESW) \
  61     X("query", 0, QURYSW) \
  62     X("noquery", 0, NQURYSW) \
  63     X("whatnowproc program", 0, WHATSW) \
  64     X("nowhatnowproc", 0, NWHATSW) \
  65     X("width columns", 0, WIDTHSW) \
  66     X("version", 0, VERSIONSW) \
  67     X("help", 0, HELPSW) \
  68     X("file file", 4, FILESW) \
  69     X("build", 5, BILDSW) /* interface from mhe */ \
  70     X("atfile", 0, ATFILESW) \
  71     X("noatfile", 0, NOATFILESW) \
  72     X("fmtproc program", 0, FMTPROCSW) \
  73     X("nofmtproc", 0, NFMTPROCSW) \
  74
  75 #define X(sw, minchars, id) id,
  76 DEFINE_SWITCH_ENUM(REPL);
  77 #undef X
  78
  79 #define X(sw, minchars, id) { sw, minchars, id },
  80 DEFINE_SWITCH_ARRAY(REPL, switches);
  81 #undef X
  82
  83 #define CC_SWITCHES \
  84     X("to", 0, CTOSW) \
  85     X("cc", 0, CCCSW) \
  86     X("me", 0, CMESW) \
  87     X("all", 0, CALSW) \
  88
  89 #define X(sw, minchars, id) id,
  90 DEFINE_SWITCH_ENUM(CC);
  91 #undef X
  92
  93 #define X(sw, minchars, id) { sw, minchars, id },
  94 DEFINE_SWITCH_ARRAY(CC, ccswitches);
  95 #undef X
  96
  97 #define DISPO_SWITCHES \
  98     X("quit", 0, NOSW) \
  99     X("replace", 0, YESW) \
 100     X("list", 0, LISTDSW) \
 101     X("refile +folder", 0, REFILSW) \
 102     X("new", 0, NEWSW) \
 103
 104 #define X(sw, minchars, id) id,
 105 DEFINE_SWITCH_ENUM(DISPO);
 106 #undef X
 107
 108 #define X(sw, minchars, id) { sw, minchars, id },
 109 DEFINE_SWITCH_ARRAY(DISPO, aqrnl);
 110 #undef X
 111
 112 static struct swit aqrl[] = {
 113     { "quit", 0, NOSW },
 114     { "replace", 0, YESW },
 115     { "list", 0, LISTDSW },
 116     { "refile +folder", 0, REFILSW },
 117     { NULL, 0, 0 }
 118 };
 119
 120 static short outputlinelen = OUTPUTLINELEN;
 121 static bool groupreply;                 /* Is this a group reply?        */
 122
 123 static bool mime;                       /* include original as MIME part */
 124 static char *form   = NULL;             /* form (components) file        */
 125 static char *filter = NULL;             /* message filter file           */
 126 static char *fcc    = NULL;             /* folders to add to Fcc: header */
 127
 128
 129 /*
 130  * prototypes
 131  */
 132 static void docc (char *, int);
 133 static void add_convert_header (const char *, char *, char *, char *);
 134
 135
 136 int
 137 main (int argc, char **argv)
 138 {
 139     int i, isdf = 0;
 140     bool anot = false;
 141     bool inplace = true;
 142     bool nedit = false;
 143     bool nwhat = false;
 144     bool atfile = false;
 145     int fmtproc = -1;
 146     char *cp, *cwd, *dp, *maildir, *file = NULL;
 147     char *folder = NULL, *msg = NULL, *dfolder = NULL;
 148     char *dmsg = NULL, *ed = NULL, drft[BUFSIZ], buf[BUFSIZ];
 149     char **argp, **arguments;
 150     svector_t convert_types = svector_create (10);
 151     svector_t convert_args = svector_create (10);
 152     size_t n;
 153     struct msgs *mp = NULL;
 154     struct stat st;
 155     FILE *in;
 156     bool buildsw = false;
 157
 158     if (nmh_init(argv[0], true, true)) { return 1; }
 159
 160     arguments = getarguments (invo_name, argc, argv, 1);
 161     argp = arguments;
 162
 163     while ((cp = *argp++)) {
 164         if (*cp == '-') {
 165             switch (smatch (++cp, switches)) {
 166                 case AMBIGSW:
 167                     ambigsw (cp, switches);
 168                     done (1);
 169                 case UNKWNSW:
 170                     die("-%s unknown", cp);
 171
 172                 case HELPSW:
 173                     snprintf (buf, sizeof(buf), "%s: [+folder] [msg] [switches]",
 174                         invo_name);
 175                     print_help (buf, switches, 1);
 176                     done (0);
 177                 case VERSIONSW:
 178                     print_version(invo_name);
 179                     done (0);
 180
 181                 case GROUPSW:
 182                     groupreply = true;
 183                     continue;
 184                 case NGROUPSW:
 185                     groupreply = false;
 186                     continue;
 187
 188                 case ANNOSW:
 189                     anot = true;
 190                     continue;
 191                 case NANNOSW:
 192                     anot = false;
 193                     continue;
 194
 195                 case CCSW:
 196                     if (!(cp = *argp++) || *cp == '-')
 197                         die("missing argument to %s", argp[-2]);
 198                     docc (cp, 1);
 199                     continue;
 200                 case NCCSW:
 201                     if (!(cp = *argp++) || *cp == '-')
 202                         die("missing argument to %s", argp[-2]);
 203                     docc (cp, 0);
 204                     continue;
 205
 206                 case EDITRSW:
 207                     if (!(ed = *argp++) || *ed == '-')
 208                         die("missing argument to %s", argp[-2]);
 209                     nedit = false;
 210                     continue;
 211                 case NEDITSW:
 212                     nedit = true;
 213                     continue;
 214
 215                 case CONVERTARGSW: {
 216                     char *type;
 217                     size_t i;
 218
 219                     if (!(type = *argp++)) {
 220                         die("missing type argument to %s", argp[-2]);
 221                     }
 222                     if (!(cp = *argp++)) {
 223                         die("missing argstring argument to %s",
 224                                argp[-3]);
 225                     }
 226
 227                     for (i = 0; i < svector_size (convert_types); ++i) {
 228                         if (! strcmp (svector_at (convert_types, i), type)) {
 229                             /* Already saw this type, so just update
 230                                its args. */
 231                             svector_strs (convert_args)[i] = cp;
 232                             break;
 233                         }
 234                     }
 235
 236                     if (i == svector_size (convert_types)) {
 237                         svector_push_back (convert_types, type);
 238                         svector_push_back (convert_args, cp);
 239                     }
 240                     continue;
 241                 }
 242
 243                 case WHATSW:
 244                     if (!(whatnowproc = *argp++) || *whatnowproc == '-')
 245                         die("missing argument to %s", argp[-2]);
 246                     nwhat = false;
 247                     continue;
 248                 case BILDSW:
 249                     buildsw = true;
 250                     /* FALLTHRU */
 251                 case NWHATSW:
 252                     nwhat = true;
 253                     continue;
 254
 255                 case FCCSW:
 256                     if (!(cp = *argp++) || *cp == '-')
 257                         die("missing argument to %s", argp[-2]);
 258                     dp = NULL;
 259                     if (*cp == '@')
 260                         cp = dp = path (cp + 1, TSUBCWF);
 261                     if (fcc)
 262                         fcc = add (", ", fcc);
 263                     fcc = add (cp, fcc);
 264                     free(dp);
 265                     continue;
 266
 267                 case FILESW:
 268                     if (file)
 269                         die("only one file at a time!");
 270                     if (!(cp = *argp++) || *cp == '-')
 271                         die("missing argument to %s", argp[-2]);
 272                     file = path (cp, TFILE);
 273                     continue;
 274                 case FILTSW:
 275                     if (!(cp = *argp++) || *cp == '-')
 276                         die("missing argument to %s", argp[-2]);
 277                     filter = mh_xstrdup(etcpath(cp));
 278                     mime = false;
 279                     continue;
 280                 case FORMSW:
 281                     if (!(form = *argp++) || *form == '-')
 282                         die("missing argument to %s", argp[-2]);
 283                     continue;
 284
 285                 case FRMTSW:
 286                     filter = mh_xstrdup(etcpath(mhlreply));
 287                     mime = false;
 288                     continue;
 289                 case NFRMTSW:
 290                     filter = NULL;
 291                     continue;
 292
 293                 case INPLSW:
 294                     inplace = true;
 295                     continue;
 296                 case NINPLSW:
 297                     inplace = false;
 298                     continue;
 299
 300                 case MIMESW:
 301                     mime = true;
 302                     filter = NULL;
 303                     continue;
 304                 case NMIMESW:
 305                     mime = false;
 306                     continue;
 307
 308                 case QURYSW:
 309                     querysw++;
 310                     continue;
 311                 case NQURYSW:
 312                     querysw = 0;
 313                     continue;
 314
 315                 case WIDTHSW:
 316                     if (!(cp = *argp++) || *cp == '-')
 317                         die("missing argument to %s", argp[-2]);
 318                     if ((outputlinelen = atoi (cp)) < 10)
 319                         die("impossible width %d", outputlinelen);
 320                     continue;
 321
 322                 case DFOLDSW:
 323                     if (dfolder)
 324                         die("only one draft folder at a time!");
 325                     if (!(cp = *argp++) || *cp == '-')
 326                         die("missing argument to %s", argp[-2]);
 327                     dfolder = path (*cp == '+' || *cp == '@' ? cp + 1 : cp,
 328                                     *cp != '@' ? TFOLDER : TSUBCWF);
 329                     continue;
 330                 case DMSGSW:
 331                     if (dmsg)
 332                         die("only one draft message at a time!");
 333                     if (!(dmsg = *argp++) || *dmsg == '-')
 334                         die("missing argument to %s", argp[-2]);
 335                     continue;
 336                 case NDFLDSW:
 337                     dfolder = NULL;
 338                     isdf = NOTOK;
 339                     continue;
 340
 341                 case ATFILESW:
 342                     atfile = true;
 343                     continue;
 344                 case NOATFILESW:
 345                     atfile = false;
 346                     continue;
 347
 348                 case FMTPROCSW:
 349                     if (!(formatproc = *argp++) || *formatproc == '-')
 350                         die("missing argument to %s", argp[-2]);
 351                     fmtproc = 1;
 352                     continue;
 353                 case NFMTPROCSW:
 354                     fmtproc = 0;
 355                     continue;
 356             }
 357         }
 358         if (*cp == '+' || *cp == '@') {
 359             if (folder)
 360                 die("only one folder at a time!");
 361             folder = pluspath (cp);
 362         } else {
 363             if (msg)
 364                 die("only one message at a time!");
 365             msg = cp;
 366         }
 367     }
 368
 369     if (ccto == -1)
 370         ccto = groupreply;
 371     if (cccc == -1)
 372         cccc = groupreply;
 373     if (ccme == -1)
 374         ccme = groupreply;
 375
 376     cwd = mh_xstrdup(pwd ());
 377
 378     if (!context_find ("path"))
 379         free (path ("./", TFOLDER));
 380     if (file && (msg || folder))
 381         die("can't mix files and folders/msgs");
 382
 383 try_it_again:
 384
 385     strncpy (drft, buildsw ? m_maildir ("reply")
 386                           : m_draft (dfolder, NULL, NOUSE, &isdf), sizeof(drft));
 387
 388     /* Check if a draft exists */
 389     if (!buildsw && stat (drft, &st) != NOTOK) {
 390         printf ("Draft \"%s\" exists (%ld bytes).", drft, (long) st.st_size);
 391         for (i = LISTDSW; i != YESW;) {
 392             if (!(argp = read_switch_multiword ("\nDisposition? ",
 393                                                 isdf ? aqrnl : aqrl)))
 394                 done (1);
 395             switch (i = smatch (*argp, isdf ? aqrnl : aqrl)) {
 396                 case NOSW:
 397                     done (0);
 398                 case NEWSW:
 399                     dmsg = NULL;
 400                     goto try_it_again;
 401                 case YESW:
 402                     break;
 403                 case LISTDSW:
 404                     showfile (++argp, drft);
 405                     break;
 406                 case REFILSW:
 407                     if (refile (++argp, drft) == 0)
 408                         i = YESW;
 409                     break;
 410                 default:
 411                     inform("say what?");
 412                     break;
 413             }
 414         }
 415     }
 416
 417     if (file) {
 418         /*
 419          * We are replying to a file.
 420          */
 421         anot = false;   /* we don't want to annotate a file */
 422     } else {
 423         /*
 424          * We are replying to a message.
 425          */
 426         if (!msg)
 427             msg = "cur";
 428         if (!folder)
 429             folder = getfolder (1);
 430         maildir = m_maildir (folder);
 431
 432         if (chdir (maildir) == NOTOK)
 433             adios (maildir, "unable to change directory to");
 434
 435         /* read folder and create message structure */
 436         if (!(mp = folder_read (folder, 1)))
 437             die("unable to read folder %s", folder);
 438
 439         /* check for empty folder */
 440         if (mp->nummsg == 0)
 441             die("no messages in %s", folder);
 442
 443         /* parse the message range/sequence/name and set SELECTED */
 444         if (!m_convert (mp, msg))
 445             done (1);
 446         seq_setprev (mp);       /* set the previous-sequence */
 447
 448         if (mp->numsel > 1)
 449             die("only one message at a time!");
 450
 451         context_replace (pfolder, folder);      /* update current folder   */
 452         seq_setcur (mp, mp->lowsel);    /* update current message  */
 453         seq_save (mp);                  /* synchronize sequences   */
 454         context_save ();                        /* save the context file   */
 455     }
 456
 457     msg = file ? file : mh_xstrdup(m_name (mp->lowsel));
 458
 459     if ((in = fopen (msg, "r")) == NULL)
 460         adios (msg, "unable to open");
 461
 462     /* find form (components) file */
 463     if (!form) {
 464         if (groupreply)
 465             form = etcpath (replgroupcomps);
 466         else
 467             form = etcpath (replcomps);
 468     }
 469
 470     replout (in, msg, drft, mp, outputlinelen, mime, form, filter,
 471              fcc, fmtproc);
 472     fclose (in);
 473
 474     {
 475         char *filename = file ? file : concat (mp->foldpath, "/", msg, NULL);
 476
 477         for (n = 0; n < svector_size (convert_types); ++n) {
 478             add_convert_header (svector_at (convert_types, n),
 479                                 svector_at (convert_args, n),
 480                                 filename, drft);
 481         }
 482         if (! file) {
 483             free (filename);
 484         }
 485     }
 486
 487     if (nwhat)
 488         done (0);
 489     what_now (ed, nedit, NOUSE, drft, msg, 0, mp, anot ? "Replied" : NULL,
 490             inplace, cwd, atfile);
 491
 492     svector_free (convert_args);
 493     svector_free (convert_types);
 494
 495     done (1);
 496     return 1;
 497 }
 498
 499 static void
 500 docc (char *cp, int ccflag)
 501 {
 502     switch (smatch (cp, ccswitches)) {
 503         case AMBIGSW:
 504             ambigsw (cp, ccswitches);
 505             done (1);
 506         case UNKWNSW:
 507             die("-%scc %s unknown", ccflag ? "" : "no", cp);
 508
 509         case CTOSW:
 510             ccto = ccflag;
 511             break;
 512
 513         case CCCSW:
 514             cccc = ccflag;
 515             break;
 516
 517         case CMESW:
 518             ccme = ccflag;
 519             break;
 520
 521         case CALSW:
 522             ccto = cccc = ccme = ccflag;
 523             break;
 524     }
 525 }
 526
 527 /*
 528  * Add pseudoheaders that will pass the convert arguments to
 529  * mhbuild.  They have the form:
 530  *   MHBUILD_FILE_PSEUDOHEADER-text/calendar: /home/user/Mail/inbox/7
 531  *   MHBUILD_ARGS_PSEUDOHEADER-text/calendar: reply -accept
 532  * The ARGS pseudoheader is optional, but we always add it when
 533  * -convertargs is used.
 534  */
 535 static void
 536 add_convert_header (const char *convert_type, char *convert_arg,
 537                     char *filename, char *drft)
 538 {
 539     char *field_name;
 540
 541     field_name = concat (MHBUILD_FILE_PSEUDOHEADER, convert_type, NULL);
 542     annotate (drft, field_name, filename, 1, 0, -2, 1);
 543     free (field_name);
 544
 545     field_name = concat (MHBUILD_ARGS_PSEUDOHEADER, convert_type, NULL);
 546     annotate (drft, field_name, convert_arg, 1, 0, -2, 1);
 547     free (field_name);
 548 }