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