citadel/rooms.c

   1 /*
   2  * $Id$
   3  *
   4  *
   5  * Client-side functions which perform room operations
   6  *
   7  */
   8
   9 #include "sysdep.h"
  10 #include <stdlib.h>
  11 #include <unistd.h>
  12 #include <fcntl.h>
  13 #include <stdio.h>
  14 #include <ctype.h>
  15 #include <string.h>
  16 #include <signal.h>
  17 #include <sys/types.h>
  18 #include <sys/stat.h>
  19 #include <sys/wait.h>
  20 #include <errno.h>
  21 #include <stdarg.h>
  22 #include "citadel.h"
  23 #include "citadel_ipc.h"
  24 #include "citadel_decls.h"
  25 #include "rooms.h"
  26 #include "commands.h"
  27 #include "tools.h"
  28 #include "messages.h"
  29 #ifndef HAVE_SNPRINTF
  30 #include "snprintf.h"
  31 #endif
  32 #include "screen.h"
  33
  34 #define IFNEXPERT if ((userflags&US_EXPERT)==0)
  35
  36
  37 void sttybbs(int cmd);
  38 void hit_any_key(void);
  39 void dotgoto(CtdlIPC *ipc, char *towhere, int display_name, int fromungoto);
  40 void progress(unsigned long curr, unsigned long cmax);
  41 int pattern(char *search, char *patn);
  42 int file_checksum(char *filename);
  43 int nukedir(char *dirname);
  44
  45 extern unsigned room_flags;
  46 extern char room_name[];
  47 extern char temp[];
  48 extern char tempdir[];
  49 extern int editor_pid;
  50 extern char editor_path[];
  51 extern int screenwidth;
  52 extern int screenheight;
  53 extern char fullname[];
  54 extern char sigcaught;
  55 extern char floor_mode;
  56 extern char curr_floor;
  57
  58
  59 extern int ugnum;
  60 extern long uglsn;
  61 extern char *uglist[];
  62 extern long uglistlsn[];
  63 extern int uglistsize;
  64
  65 extern char floorlist[128][SIZ];
  66
  67
  68 void load_floorlist(CtdlIPC *ipc)
  69 {
  70         int a;
  71         char buf[SIZ];
  72         char *listing = NULL;
  73         int r;                  /* IPC response code */
  74
  75         for (a = 0; a < 128; ++a)
  76                 floorlist[a][0] = 0;
  77
  78         r = CtdlIPCFloorListing(ipc, &listing, buf);
  79         if (r / 100 != 1) {
  80                 strcpy(floorlist[0], "Main Floor");
  81                 return;
  82         }
  83         while (*listing && strlen(listing)) {
  84                 extract_token(buf, listing, 0, '\n');
  85                 remove_token(listing, 0, '\n');
  86                 extract(floorlist[extract_int(buf, 0)], buf, 1);
  87         }
  88         free(listing);
  89 }
  90
  91
  92 void room_tree_list(struct roomlisting *rp)
  93 {
  94         static int c = 0;
  95         char rmname[ROOMNAMELEN];
  96         int f;
  97
  98         if (rp == NULL) {
  99                 c = 1;
 100                 return;
 101         }
 102
 103         if (rp->lnext != NULL) {
 104                 room_tree_list(rp->lnext);
 105         }
 106
 107         if (sigcaught == 0) {
 108                 strcpy(rmname, rp->rlname);
 109                 f = rp->rlflags;
 110                 if ((c + strlen(rmname) + 4) > screenwidth) {
 111
 112                         /* line break, check the paginator */
 113                         pprintf("\n");
 114                         c = 1;
 115                 }
 116                 if (f & QR_MAILBOX) {
 117                         color(BRIGHT_YELLOW);
 118                 } else if (f & QR_PRIVATE) {
 119                         color(BRIGHT_RED);
 120                 } else {
 121                         color(DIM_WHITE);
 122                 }
 123                 pprintf("%s", rmname);
 124                 if ((f & QR_DIRECTORY) && (f & QR_NETWORK))
 125                         pprintf("}  ");
 126                 else if (f & QR_DIRECTORY)
 127                         pprintf("]  ");
 128                 else if (f & QR_NETWORK)
 129                         pprintf(")  ");
 130                 else
 131                         pprintf(">  ");
 132                 c = c + strlen(rmname) + 3;
 133         }
 134
 135         if (rp->rnext != NULL) {
 136                 room_tree_list(rp->rnext);
 137         }
 138
 139         free(rp);
 140 }
 141
 142
 143 /*
 144  * Room ordering stuff (compare first by floor, then by order)
 145  */
 146 int rordercmp(struct roomlisting *r1, struct roomlisting *r2)
 147 {
 148         if ((r1 == NULL) && (r2 == NULL))
 149                 return (0);
 150         if (r1 == NULL)
 151                 return (-1);
 152         if (r2 == NULL)
 153                 return (1);
 154         if (r1->rlfloor < r2->rlfloor)
 155                 return (-1);
 156         if (r1->rlfloor > r2->rlfloor)
 157                 return (1);
 158         if (r1->rlorder < r2->rlorder)
 159                 return (-1);
 160         if (r1->rlorder > r2->rlorder)
 161                 return (1);
 162         return (0);
 163 }
 164
 165
 166 /*
 167  * Common code for all room listings
 168  */
 169 static void listrms(CtdlIPC *ipc, enum RoomList variety, int floor)
 170 {
 171         char buf[SIZ];
 172         struct march *listing = NULL;
 173         struct march *tmp = NULL;
 174         struct roomlisting *rl = NULL;
 175         struct roomlisting *rp;
 176         struct roomlisting *rs;
 177         int r;          /* IPC response code */
 178
 179         /* Ask the server for a room list */
 180         r = CtdlIPCKnownRooms(ipc, variety, floor, &listing, buf);
 181         if (r / 100 != 1) {
 182                 return;
 183         }
 184         while (listing) {
 185                 rp = malloc(sizeof(struct roomlisting));
 186                 strncpy(rp->rlname, listing->march_name, ROOMNAMELEN);
 187                 rp->rlflags = listing->march_flags;
 188                 rp->rlfloor = listing->march_floor;
 189                 rp->rlorder = listing->march_order;
 190                 rp->lnext = NULL;
 191                 rp->rnext = NULL;
 192
 193                 tmp = listing->next;
 194                 free(listing);
 195                 listing = tmp;
 196
 197                 rs = rl;
 198                 if (rl == NULL) {
 199                         rl = rp;
 200                 } else {
 201                         while (rp != NULL) {
 202                                 if (rordercmp(rp, rs) < 0) {
 203                                         if (rs->lnext == NULL) {
 204                                                 rs->lnext = rp;
 205                                                 rp = NULL;
 206                                         } else {
 207                                                 rs = rs->lnext;
 208                                         }
 209                                 } else {
 210                                         if (rs->rnext == NULL) {
 211                                                 rs->rnext = rp;
 212                                                 rp = NULL;
 213                                         } else {
 214                                                 rs = rs->rnext;
 215                                         }
 216                                 }
 217                         }
 218                 }
 219         }
 220
 221         room_tree_list(NULL);
 222         room_tree_list(rl);
 223         color(DIM_WHITE);
 224 }
 225
 226
 227 void list_other_floors(void)
 228 {
 229         int a, c;
 230
 231         c = 1;
 232         for (a = 0; a < 128; ++a) {
 233                 if ((strlen(floorlist[a]) > 0) && (a != curr_floor)) {
 234                         if ((c + strlen(floorlist[a]) + 4) > screenwidth) {
 235                                 pprintf("\n");
 236                                 c = 1;
 237                         }
 238                         pprintf("%s:  ", floorlist[a]);
 239                         c = c + strlen(floorlist[a]) + 3;
 240                 }
 241         }
 242 }
 243
 244
 245 /*
 246  * List known rooms.  kn_floor_mode should be set to 0 for a 'flat' listing,
 247  * 1 to list rooms on the current floor, or 1 to list rooms on all floors.
 248  */
 249 void knrooms(CtdlIPC *ipc, int kn_floor_mode)
 250 {
 251         int a;
 252
 253         load_floorlist(ipc);
 254
 255         if (kn_floor_mode == 0) {
 256                 color(BRIGHT_CYAN);
 257                 pprintf("\n   Rooms with unread messages:\n");
 258                 listrms(ipc, SubscribedRoomsWithNewMessages, -1);
 259                 color(BRIGHT_CYAN);
 260                 pprintf("\n\n   No unseen messages in:\n");
 261                 listrms(ipc, SubscribedRoomsWithNoNewMessages, -1);
 262                 pprintf("\n");
 263         }
 264
 265         if (kn_floor_mode == 1) {
 266                 color(BRIGHT_CYAN);
 267                 pprintf("\n   Rooms with unread messages on %s:\n",
 268                         floorlist[(int) curr_floor]);
 269                 listrms(ipc, SubscribedRoomsWithNewMessages, curr_floor);
 270                 color(BRIGHT_CYAN);
 271                 pprintf("\n\n   Rooms with no new messages on %s:\n",
 272                         floorlist[(int) curr_floor]);
 273                 listrms(ipc, SubscribedRoomsWithNoNewMessages, curr_floor);
 274                 color(BRIGHT_CYAN);
 275                 pprintf("\n\n   Other floors:\n");
 276                 list_other_floors();
 277                 pprintf("\n");
 278         }
 279
 280         if (kn_floor_mode == 2) {
 281                 for (a = 0; a < 128; ++a) {
 282                         if (floorlist[a][0] != 0) {
 283                                 color(BRIGHT_CYAN);
 284                                 pprintf("\n   Rooms on %s:\n",
 285                                         floorlist[a]);
 286                                 listrms(ipc, AllAccessibleRooms, a);
 287                                 pprintf("\n");
 288                         }
 289                 }
 290         }
 291
 292         color(DIM_WHITE);
 293         IFNEXPERT hit_any_key();
 294 }
 295
 296
 297 void listzrooms(CtdlIPC *ipc)
 298 {                               /* list public forgotten rooms */
 299         color(BRIGHT_CYAN);
 300         pprintf("\n   Forgotten public rooms:\n");
 301         listrms(ipc, UnsubscribedRooms, -1);
 302         pprintf("\n");
 303         color(DIM_WHITE);
 304         IFNEXPERT hit_any_key();
 305 }
 306
 307
 308 int set_room_attr(CtdlIPC *ipc, unsigned int ibuf, char *prompt, unsigned int sbit)
 309 {
 310         int a;
 311
 312         a = boolprompt(prompt, (ibuf & sbit));
 313         ibuf = (ibuf | sbit);
 314         if (!a) {
 315                 ibuf = (ibuf ^ sbit);
 316         }
 317         return (ibuf);
 318 }
 319
 320
 321
 322 /*
 323  * Select a floor (used in several commands)
 324  * The supplied argument is the 'default' floor number.
 325  * This function returns the selected floor number.
 326  */
 327 int select_floor(CtdlIPC *ipc, int rfloor)
 328 {
 329         int a, newfloor;
 330         char floorstr[SIZ];
 331
 332         if (floor_mode == 1) {
 333                 if (floorlist[(int) curr_floor][0] == 0) {
 334                         load_floorlist(ipc);
 335                 }
 336
 337                 do {
 338                         newfloor = (-1);
 339                         safestrncpy(floorstr, floorlist[rfloor],
 340                                     sizeof floorstr);
 341                         for (a = 0; a < 128; ++a) {
 342                                 if (!strcasecmp
 343                                     (floorstr, &floorlist[a][0]))
 344                                         newfloor = a;
 345                                 if ((newfloor < 0)
 346                                     &&
 347                                     (!strncasecmp
 348                                      (floorstr, &floorlist[a][0],
 349                                       strlen(floorstr))))
 350                                         newfloor = a;
 351                                 if ((newfloor < 0)
 352                                     && (pattern(&floorlist[a][0], floorstr)
 353                                         >= 0))
 354                                         newfloor = a;
 355                         }
 356                         if (newfloor < 0) {
 357                                 scr_printf("\n One of:\n");
 358                                 for (a = 0; a < 128; ++a) {
 359                                         if (floorlist[a][0] != 0) {
 360                                                 scr_printf("%s\n",
 361                                                        &floorlist[a][0]);
 362                                         }
 363                                 }
 364                         }
 365                 } while (newfloor < 0);
 366                 return (newfloor);
 367         }
 368         return (rfloor);
 369 }
 370
 371
 372
 373
 374 /*
 375  * .<A>ide <E>dit room
 376  */
 377 void editthisroom(CtdlIPC *ipc)
 378 {
 379         int rbump = 0;
 380         char raide[USERNAME_SIZE];
 381         char buf[SIZ];
 382         struct quickroom *attr = NULL;
 383         struct ExpirePolicy *eptr = NULL;
 384         int r;                          /* IPC response code */
 385
 386         /* Fetch the existing room config */
 387         r = CtdlIPCGetRoomAttributes(ipc, &attr, buf);
 388         if (r / 100 != 2) {
 389                 scr_printf("%s\n", buf);
 390                 return;
 391         }
 392         eptr = &(attr->QRep);
 393
 394         /* Fetch the name of the current room aide */
 395         r = CtdlIPCGetRoomAide(ipc, buf);
 396         if (r / 100 == 2) {
 397                 safestrncpy(raide, buf, sizeof raide);
 398         } else {
 399                 strcpy(raide, "");
 400         }
 401         if (strlen(raide) == 0) {
 402                 strcpy(raide, "none");
 403         }
 404
 405         /* Fetch the expire policy (this will silently fail on old servers,
 406          * resulting in "default" policy)
 407          */
 408         r = CtdlIPCGetMessageExpirationPolicy(ipc, 0, &eptr, buf);
 409
 410         /* Now interact with the user. */
 411
 412         attr->QRfloor = select_floor(ipc, attr->QRfloor);
 413         attr->QRflags = set_room_attr(ipc, attr->QRflags, "Private room", QR_PRIVATE);
 414         if (attr->QRflags & QR_PRIVATE) {
 415                 attr->QRflags = set_room_attr(ipc, attr->QRflags,
 416                                        "Accessible by guessing room name",
 417                                        QR_GUESSNAME);
 418         }
 419
 420         /* if it's public, clear the privacy classes */
 421         if ((attr->QRflags & QR_PRIVATE) == 0) {
 422                 if (attr->QRflags & QR_GUESSNAME) {
 423                         attr->QRflags = attr->QRflags - QR_GUESSNAME;
 424                 }
 425                 if (attr->QRflags & QR_PASSWORDED) {
 426                         attr->QRflags = attr->QRflags - QR_PASSWORDED;
 427                 }
 428         }
 429
 430         /* if it's private, choose the privacy classes */
 431         if ((attr->QRflags & QR_PRIVATE)
 432             && ((attr->QRflags & QR_GUESSNAME) == 0)) {
 433                 attr->QRflags = set_room_attr(ipc, attr->QRflags,
 434                                        "Accessible by entering a password",
 435                                        QR_PASSWORDED);
 436         }
 437         if ((attr->QRflags & QR_PRIVATE)
 438             && ((attr->QRflags & QR_PASSWORDED) == QR_PASSWORDED)) {
 439                 strprompt("Room password", attr->QRpasswd, 9);
 440         }
 441
 442         if ((attr->QRflags & QR_PRIVATE) == QR_PRIVATE) {
 443                 rbump = boolprompt("Cause current users to forget room", 0);
 444         }
 445
 446         attr->QRflags = set_room_attr(ipc, attr->QRflags, "Preferred users only", QR_PREFONLY);
 447         attr->QRflags = set_room_attr(ipc, attr->QRflags, "Read-only room", QR_READONLY);
 448         attr->QRflags = set_room_attr(ipc, attr->QRflags, "Directory room", QR_DIRECTORY);
 449         attr->QRflags = set_room_attr(ipc, attr->QRflags, "Permanent room", QR_PERMANENT);
 450         if (attr->QRflags & QR_DIRECTORY) {
 451                 strprompt("Directory name", attr->QRdirname, 14);
 452                 attr->QRflags =
 453                     set_room_attr(ipc, attr->QRflags, "Uploading allowed", QR_UPLOAD);
 454                 attr->QRflags =
 455                     set_room_attr(ipc, attr->QRflags, "Downloading allowed",
 456                                   QR_DOWNLOAD);
 457                 attr->QRflags =
 458                     set_room_attr(ipc, attr->QRflags, "Visible directory", QR_VISDIR);
 459         }
 460         attr->QRflags = set_room_attr(ipc, attr->QRflags, "Network shared room", QR_NETWORK);
 461         attr->QRflags2 = set_room_attr(ipc, attr->QRflags2,
 462                                 "Self-service list subscribe/unsubscribe",
 463                                 QR2_SELFLIST);
 464         attr->QRflags = set_room_attr(ipc, attr->QRflags,
 465                                "Automatically make all messages anonymous",
 466                                QR_ANONONLY);
 467         if ((attr->QRflags & QR_ANONONLY) == 0) {
 468                 attr->QRflags = set_room_attr(ipc, attr->QRflags,
 469                                        "Ask users whether to make messages anonymous",
 470                                        QR_ANONOPT);
 471         }
 472         attr->QRorder = intprompt("Listing order", attr->QRorder, 1, 127);
 473
 474         /* Ask about the room aide */
 475         do {
 476                 strprompt("Room aide (or 'none')", raide, 29);
 477                 if (!strcasecmp(raide, "none")) {
 478                         strcpy(raide, "");
 479                         break;
 480                 } else {
 481                         r = CtdlIPCQueryUsername(ipc, raide, buf);
 482                         if (r / 100 != 2)
 483                                 scr_printf("%s\n", buf);
 484                 }
 485         } while (r / 100 != 2);
 486
 487         /* FIXME: Duplicate code??? */
 488         if (!strcasecmp(raide, "none")) {
 489                 strcpy(raide, "");
 490         }
 491
 492         /* Angels and demons dancing in my head... */
 493         do {
 494                 snprintf(buf, sizeof buf, "%d", attr->QRep.expire_mode);
 495                 strprompt("Message expire policy (? for list)", buf, 1);
 496                 if (buf[0] == '?') {
 497                         scr_printf("\n"
 498                                 "0. Use the default for this floor\n"
 499                                 "1. Never automatically expire messages\n"
 500                                 "2. Expire by message count\n"
 501                                 "3. Expire by message age\n");
 502                 }
 503         } while ((buf[0] < 48) || (buf[0] > 51));
 504         attr->QRep.expire_mode = buf[0] - 48;
 505
 506         /* ...lunatics and monsters underneath my bed */
 507         if (attr->QRep.expire_mode == 2) {
 508                 snprintf(buf, sizeof buf, "%d", attr->QRep.expire_value);
 509                 strprompt("Keep how many messages online?", buf, 10);
 510                 attr->QRep.expire_value = atol(buf);
 511         }
 512
 513         if (attr->QRep.expire_mode == 3) {
 514                 snprintf(buf, sizeof buf, "%d", attr->QRep.expire_value);
 515                 strprompt("Keep messages for how many days?", buf, 10);
 516                 attr->QRep.expire_value = atol(buf);
 517         }
 518
 519         /* Give 'em a chance to change their minds */
 520         scr_printf("Save changes (y/n)? ");
 521
 522         if (yesno() == 1) {
 523                 r = CtdlIPCSetRoomAide(ipc, raide, buf);
 524                 if (r / 100 != 2) {
 525                         scr_printf("%s\n", buf);
 526                 }
 527
 528                 r = CtdlIPCSetMessageExpirationPolicy(ipc, 0, eptr, buf);
 529                 if (r / 100 != 2) {
 530                         scr_printf("%s\n", buf);
 531                 }
 532
 533                 r = CtdlIPCSetRoomAttributes(ipc, rbump, attr, buf);
 534                 scr_printf("%s\n", buf);
 535                 strncpy(buf, attr->QRname, ROOMNAMELEN);
 536                 free(attr);
 537                 if (r / 100 == 2)
 538                         dotgoto(ipc, buf, 2, 0);
 539         }
 540         else free(attr);
 541 }
 542
 543
 544 /*
 545  * un-goto the previous room
 546  */
 547 void ungoto(CtdlIPC *ipc)
 548 {
 549         char buf[SIZ];
 550
 551         if (uglistsize == 0)
 552                 return;
 553
 554         snprintf(buf, sizeof buf, "GOTO %s", uglist[uglistsize-1]);
 555         CtdlIPC_putline(ipc, buf);
 556         CtdlIPC_getline(ipc, buf);
 557         if (buf[0] != '2') {
 558                 scr_printf("%s\n", &buf[4]);
 559                 return;
 560         }
 561         snprintf(buf, sizeof buf, "SLRP %ld", uglistlsn[uglistsize-1]);
 562         CtdlIPC_putline(ipc, buf);
 563         CtdlIPC_getline(ipc, buf);
 564         if (buf[0] != '2') {
 565                 scr_printf("%s\n", &buf[4]);
 566         }
 567     safestrncpy (buf, uglist[uglistsize-1], sizeof(buf));
 568     uglistsize--;
 569     free(uglist[uglistsize]);
 570         /* Don't queue ungoto info or we end up in a loop */
 571         dotgoto(ipc, buf, 0, 1);
 572 }
 573
 574
 575 /*
 576  * saves filelen bytes from file at pathname
 577  */
 578 int save_buffer(void *file, size_t filelen, const char *pathname)
 579 {
 580         size_t block = 0;
 581         size_t bytes_written = 0;
 582         FILE *fp;
 583
 584         fp = fopen(pathname, "w");
 585         if (!fp) {
 586                 err_printf("Cannot open '%s': %s\n", pathname, strerror(errno));
 587                 return 0;
 588         }
 589         do {
 590                 block = fwrite(file + bytes_written, 1,
 591                                 filelen - bytes_written, fp);
 592                 bytes_written += block;
 593         } while (errno == EINTR && bytes_written < filelen);
 594         fclose(fp);
 595
 596         if (bytes_written < filelen) {
 597                 err_printf("Trouble saving '%s': %s\n", pathname,
 598                                 strerror(errno));
 599                 return 0;
 600         }
 601         return 1;
 602 }
 603
 604
 605 /*
 606  * Save supplied_filename in dest directory; gets the name only
 607  */
 608 void destination_directory(char *dest, const char *supplied_filename)
 609 {
 610         scr_printf("Enter the name of the directory to save '%s'\n"
 611                 "to, or press return for the current directory.\n",
 612                 supplied_filename);
 613         newprompt("Directory: ", dest, PATH_MAX);
 614         if (strlen(dest) == 0) {
 615                 dest[0] = '.';
 616                 dest[1] = 0;
 617         }
 618         strcat(dest, "/");
 619         strcat(dest, supplied_filename);
 620 }
 621
 622
 623 /*
 624  * download()  -  download a file or files.  The argument passed to this
 625  *                function determines which protocol to use.
 626  *  proto - 0 = paginate, 1 = xmodem, 2 = raw, 3 = ymodem, 4 = zmodem, 5 = save
 627  */
 628 void download(CtdlIPC *ipc, int proto)
 629 {
 630         char buf[SIZ];
 631         char filename[PATH_MAX];
 632         char tempname[PATH_MAX];
 633         char transmit_cmd[SIZ];
 634         FILE *tpipe = NULL;
 635         int broken = 0;
 636         int r;
 637         void *file = NULL;      /* The downloaded file */
 638         size_t filelen = 0L;    /* The downloaded file length */
 639
 640         if ((room_flags & QR_DOWNLOAD) == 0) {
 641                 scr_printf("*** You cannot download from this room.\n");
 642                 return;
 643         }
 644
 645         newprompt("Enter filename: ", filename, PATH_MAX);
 646
 647         /* Save to local disk, for folks with their own copy of the client */
 648         if (proto == 5) {
 649                 destination_directory(tempname, filename);
 650                 r = CtdlIPCFileDownload(ipc, filename, &file, 0, progress, buf);
 651                 if (r / 100 != 2) {
 652                         scr_printf("%s\n", buf);
 653                         return;
 654                 }
 655                 save_buffer(file, (size_t)extract_long(buf, 0), tempname);
 656                 free(file);
 657                 return;
 658         }
 659
 660         r = CtdlIPCFileDownload(ipc, filename, &file, 0, progress, buf);
 661         if (r / 100 != 2) {
 662                 scr_printf("%s\n", buf);
 663                 return;
 664         }
 665         filelen = extract_unsigned_long(buf, 0);
 666
 667         /* Meta-download for public clients */
 668         /* scr_printf("Fetching file from Citadel server...\n"); */
 669         mkdir(tempdir, 0700);
 670         snprintf(tempname, sizeof tempname, "%s/%s", tempdir, filename);
 671         tpipe = fopen(tempname, "wb");
 672         if (fwrite(file, filelen, 1, tpipe) < filelen) {
 673                 /* FIXME: restart syscall on EINTR */
 674                 broken = 1;
 675         }
 676         fclose(tpipe);
 677         if (file) free(file);
 678
 679         if (proto == 0) {
 680                 /* FIXME: display internally instead */
 681                 snprintf(transmit_cmd, sizeof transmit_cmd,
 682                         "SHELL=/dev/null; export SHELL; TERM=dumb; export TERM; exec more -d <%s",
 683                         tempname);
 684         }
 685         else if (proto == 1)
 686                 snprintf(transmit_cmd, sizeof transmit_cmd, "exec sx %s", tempname);
 687         else if (proto == 3)
 688                 snprintf(transmit_cmd, sizeof transmit_cmd, "exec sb %s", tempname);
 689         else if (proto == 4)
 690                 snprintf(transmit_cmd, sizeof transmit_cmd, "exec sz %s", tempname);
 691         else
 692                 /* FIXME: display internally instead */
 693                 snprintf(transmit_cmd, sizeof transmit_cmd, "exec cat %s", tempname);
 694
 695         screen_reset();
 696         sttybbs(SB_RESTORE);
 697         system(transmit_cmd);
 698         sttybbs(SB_NO_INTR);
 699         screen_set();
 700
 701         /* clean up the temporary directory */
 702         nukedir(tempdir);
 703         scr_putc(7);    /* Beep beep! */
 704 }
 705
 706
 707 /*
 708  * read directory of this room
 709  */
 710 void roomdir(CtdlIPC *ipc)
 711 {
 712         char flnm[SIZ];
 713         char flsz[32];
 714         char comment[SIZ];
 715         char buf[SIZ];
 716
 717         CtdlIPC_putline(ipc, "RDIR");
 718         CtdlIPC_getline(ipc, buf);
 719         if (buf[0] != '1') {
 720                 pprintf("%s\n", &buf[4]);
 721                 return;
 722         }
 723
 724         extract(comment, &buf[4], 0);
 725         extract(flnm, &buf[4], 1);
 726         pprintf("\nDirectory of %s on %s\n", flnm, comment);
 727         pprintf("-----------------------\n");
 728         while (CtdlIPC_getline(ipc, buf), strcmp(buf, "000")) {
 729                 extract(flnm, buf, 0);
 730                 extract(flsz, buf, 1);
 731                 extract(comment, buf, 2);
 732                 if (strlen(flnm) <= 14)
 733                         pprintf("%-14s %8s %s\n", flnm, flsz, comment);
 734                 else
 735                         pprintf("%s\n%14s %8s %s\n", flnm, "", flsz,
 736                                 comment);
 737         }
 738 }
 739
 740
 741 /*
 742  * add a user to a private room
 743  */
 744 void invite(CtdlIPC *ipc)
 745 {
 746         char username[USERNAME_SIZE];
 747         char buf[SIZ];
 748         int r;                          /* IPC response code */
 749
 750         newprompt("Name of user? ", username, USERNAME_SIZE);
 751         if (username[0] == 0)
 752                 return;
 753
 754         r = CtdlIPCInviteUserToRoom(ipc, username, buf);
 755         scr_printf("%s\n", buf);
 756 }
 757
 758
 759 /*
 760  * kick a user out of a room
 761  */
 762 void kickout(CtdlIPC *ipc)
 763 {
 764         char username[USERNAME_SIZE];
 765         char buf[SIZ];
 766         int r;                          /* IPC response code */
 767
 768         newprompt("Name of user? ", username, USERNAME_SIZE);
 769         if (username[0] == 0)
 770                 return;
 771
 772         r = CtdlIPCKickoutUserFromRoom(ipc, username, buf);
 773         scr_printf("%s\n", buf);
 774 }
 775
 776
 777 /*
 778  * aide command: kill the current room
 779  */
 780 void killroom(CtdlIPC *ipc)
 781 {
 782         char aaa[100];
 783         int r;
 784
 785         r = CtdlIPCDeleteRoom(ipc, 0, aaa);
 786         if (r / 100 != 2) {
 787                 scr_printf("%s\n", aaa);
 788                 return;
 789         }
 790
 791         scr_printf("Are you sure you want to kill this room? ");
 792         if (yesno() == 0)
 793                 return;
 794
 795         r = CtdlIPCDeleteRoom(ipc, 1, aaa);
 796         scr_printf("%s\n", aaa);
 797         if (r / 100 != 2)
 798                 return;
 799         dotgoto(ipc, "_BASEROOM_", 0, 0);
 800 }
 801
 802 void forget(CtdlIPC *ipc)
 803 {                               /* forget the current room */
 804         char buf[SIZ];
 805
 806         scr_printf("Are you sure you want to forget this room? ");
 807         if (yesno() == 0)
 808                 return;
 809
 810         if (CtdlIPCForgetRoom(ipc, buf) / 100 != 2) {
 811                 scr_printf("%s\n", buf);
 812                 return;
 813         }
 814
 815         /* now return to the lobby */
 816         dotgoto(ipc, "_BASEROOM_", 0, 0);
 817 }
 818
 819
 820 /*
 821  * create a new room
 822  */
 823 void entroom(CtdlIPC *ipc)
 824 {
 825         char buf[SIZ];
 826         char new_room_name[ROOMNAMELEN];
 827         int new_room_type;
 828         char new_room_pass[10];
 829         int new_room_floor;
 830         int a, b;
 831         int r;                          /* IPC response code */
 832
 833         /* Check permission to create room */
 834         r = CtdlIPCCreateRoom(ipc, 0, "", 1, "", 0, buf);
 835         if (r / 100 != 2) {
 836                 scr_printf("%s\n", buf);
 837                 return;
 838         }
 839
 840         newprompt("Name for new room? ", new_room_name, ROOMNAMELEN - 1);
 841         if (strlen(new_room_name) == 0) {
 842                 return;
 843         }
 844         for (a = 0; a < strlen(new_room_name); ++a) {
 845                 if (new_room_name[a] == '|') {
 846                         new_room_name[a] = '_';
 847                 }
 848         }
 849
 850         new_room_floor = select_floor(ipc, (int) curr_floor);
 851
 852         IFNEXPERT formout(ipc, "roomaccess");
 853         do {
 854                 scr_printf("<?>Help\n<1>Public room\n<2>Guess-name room\n"
 855                        "<3>Passworded room\n<4>Invitation-only room\n"
 856                        "<5>Personal room\n"
 857                         "Enter room type: ");
 858                 do {
 859                         b = inkey();
 860                 } while (((b < '1') || (b > '5')) && (b != '?'));
 861                 if (b == '?') {
 862                         scr_printf("?\n");
 863                         formout(ipc, "roomaccess");
 864                 }
 865         } while ((b < '1') || (b > '5'));
 866         b -= '0';                       /* Portable */
 867         scr_printf("%d\n", b);
 868         new_room_type = b - 1;
 869         if (new_room_type == 2) {
 870                 newprompt("Enter a room password: ", new_room_pass, 9);
 871                 for (a = 0; a < strlen(new_room_pass); ++a)
 872                         if (new_room_pass[a] == '|')
 873                                 new_room_pass[a] = '_';
 874         } else {
 875                 strcpy(new_room_pass, "");
 876         }
 877
 878         scr_printf("\042%s\042, a", new_room_name);
 879         if (b == 1)
 880                 scr_printf(" public room.");
 881         if (b == 2)
 882                 scr_printf(" guess-name room.");
 883         if (b == 3)
 884                 scr_printf(" passworded room, password: %s", new_room_pass);
 885         if (b == 4)
 886                 scr_printf("n invitation-only room.");
 887         if (b == 5)
 888                 scr_printf(" personal room.");
 889         scr_printf("\nInstall it? (y/n) : ");
 890         if (yesno() == 0) {
 891                 return;
 892         }
 893
 894         r = CtdlIPCCreateRoom(ipc, 1, new_room_name, new_room_type,
 895                               new_room_pass, new_room_floor, buf);
 896         if (r / 100 != 2) {
 897                 scr_printf("%s\n", buf);
 898                 return;
 899         }
 900
 901         /* command succeeded... now GO to the new room! */
 902         dotgoto(ipc, new_room_name, 0, 0);
 903 }
 904
 905
 906
 907 void readinfo(CtdlIPC *ipc)
 908 {                               /* read info file for current room */
 909         char buf[SIZ];
 910         char raide[64];
 911         int r;                  /* IPC response code */
 912         char *text = NULL;
 913
 914         /* Name of currernt room aide */
 915         r = CtdlIPCGetRoomAide(ipc, buf);
 916         if (r / 100 == 2)
 917                 safestrncpy(raide, buf, sizeof raide);
 918         else
 919                 strcpy(raide, "");
 920
 921         if (strlen(raide) > 0)
 922                 scr_printf("Room aide is %s.\n\n", raide);
 923
 924         r = CtdlIPCRoomInfo(ipc, &text, buf);
 925         if (r / 100 != 1)
 926                 return;
 927
 928         if (text) {
 929                 fmout(screenwidth, NULL, text, NULL,
 930                       ((userflags & US_PAGINATOR) ? 1 : 0), screenheight,
 931                       (*raide) ? 2 : 0, 1);
 932                 free(text);
 933         }
 934 }
 935
 936
 937 /*
 938  * <W>ho knows room...
 939  */
 940 void whoknows(CtdlIPC *ipc)
 941 {
 942         char buf[SIZ];
 943         CtdlIPC_putline(ipc, "WHOK");
 944         CtdlIPC_getline(ipc, buf);
 945         if (buf[0] != '1') {
 946                 pprintf("%s\n", &buf[4]);
 947                 return;
 948         }
 949         while (CtdlIPC_getline(ipc, buf), strncmp(buf, "000", 3)) {
 950                 if (sigcaught == 0)
 951                         pprintf("%s\n", buf);
 952         }
 953 }
 954
 955
 956 void do_edit(CtdlIPC *ipc,
 957                 char *desc, char *read_cmd, char *check_cmd, char *write_cmd)
 958 {
 959         FILE *fp;
 960         char cmd[SIZ];
 961         int b, cksum, editor_exit;
 962
 963
 964         if (strlen(editor_path) == 0) {
 965                 scr_printf("Do you wish to re-enter %s? ", desc);
 966                 if (yesno() == 0)
 967                         return;
 968         }
 969
 970         fp = fopen(temp, "w");
 971         fclose(fp);
 972
 973         CtdlIPC_putline(ipc, check_cmd);
 974         CtdlIPC_getline(ipc, cmd);
 975         if (cmd[0] != '2') {
 976                 scr_printf("%s\n", &cmd[4]);
 977                 return;
 978         }
 979
 980         if (strlen(editor_path) > 0) {
 981                 CtdlIPC_putline(ipc, read_cmd);
 982                 CtdlIPC_getline(ipc, cmd);
 983                 if (cmd[0] == '1') {
 984                         fp = fopen(temp, "w");
 985                         while (CtdlIPC_getline(ipc, cmd), strcmp(cmd, "000")) {
 986                                 fprintf(fp, "%s\n", cmd);
 987                         }
 988                         fclose(fp);
 989                 }
 990         }
 991
 992         cksum = file_checksum(temp);
 993
 994         if (strlen(editor_path) > 0) {
 995                 char tmp[SIZ];
 996
 997                 snprintf(tmp, sizeof tmp, "WINDOW_TITLE=%s", desc);
 998                 putenv(tmp);
 999                 editor_pid = fork();
1000                 if (editor_pid == 0) {
1001                         chmod(temp, 0600);
1002                         screen_reset();
1003                         sttybbs(SB_RESTORE);
1004                         execlp(editor_path, editor_path, temp, NULL);
1005                         exit(1);
1006                 }
1007                 if (editor_pid > 0)
1008                         do {
1009                                 editor_exit = 0;
1010                                 b = wait(&editor_exit);
1011                         } while ((b != editor_pid) && (b >= 0));
1012                 editor_pid = (-1);
1013                 scr_printf("Executed %s\n", editor_path);
1014                 sttybbs(0);
1015                 screen_set();
1016         } else {
1017                 scr_printf("Entering %s.  "
1018                         "Press return twice when finished.\n", desc);
1019                 fp = fopen(temp, "r+");
1020                 citedit(ipc, fp);
1021                 fclose(fp);
1022         }
1023
1024         if (file_checksum(temp) == cksum) {
1025                 scr_printf("*** Aborted.\n");
1026         }
1027
1028         else {
1029                 CtdlIPC_putline(ipc, write_cmd);
1030                 CtdlIPC_getline(ipc, cmd);
1031                 if (cmd[0] != '4') {
1032                         scr_printf("%s\n", &cmd[4]);
1033                         return;
1034                 }
1035
1036                 fp = fopen(temp, "r");
1037                 while (fgets(cmd, SIZ - 1, fp) != NULL) {
1038                         cmd[strlen(cmd) - 1] = 0;
1039                         CtdlIPC_putline(ipc, cmd);
1040                 }
1041                 fclose(fp);
1042                 CtdlIPC_putline(ipc, "000");
1043         }
1044
1045         unlink(temp);
1046 }
1047
1048
1049 void enterinfo(CtdlIPC *ipc)
1050 {                               /* edit info file for current room */
1051         do_edit(ipc, "the Info file for this room", "RINF", "EINF 0", "EINF 1");
1052 }
1053
1054 void enter_bio(CtdlIPC *ipc)
1055 {
1056         char cmd[SIZ];
1057         snprintf(cmd, sizeof cmd, "RBIO %s", fullname);
1058         do_edit(ipc, "your Bio", cmd, "NOOP", "EBIO");
1059 }
1060
1061 /*
1062  * create a new floor
1063  */
1064 void create_floor(CtdlIPC *ipc)
1065 {
1066         char buf[SIZ];
1067         char newfloorname[SIZ];
1068         int r;                  /* IPC response code */
1069
1070         load_floorlist(ipc);
1071
1072         r = CtdlIPCCreateFloor(ipc, 0, "", buf);
1073         if (r / 100 != 2) {
1074                 scr_printf("%s\n", buf);
1075                 return;
1076         }
1077
1078         newprompt("Name for new floor: ", newfloorname, 255);
1079         r = CtdlIPCCreateFloor(ipc, 1, newfloorname, buf);
1080         if (r / 100 == 2) {
1081                 scr_printf("Floor has been created.\n");
1082         } else {
1083                 scr_printf("%s\n", buf);
1084         }
1085
1086         load_floorlist(ipc);
1087 }
1088
1089 /*
1090  * edit the current floor
1091  */
1092 void edit_floor(CtdlIPC *ipc)
1093 {
1094         char buf[SIZ];
1095         struct ExpirePolicy *ep = NULL;
1096         int r;                          /* IPC response code */
1097
1098         load_floorlist(ipc);
1099
1100         /* Fetch the expire policy (this will silently fail on old servers,
1101          * resulting in "default" policy)
1102          */
1103         r = CtdlIPCGetMessageExpirationPolicy(ipc, 1, &ep, buf);
1104
1105         /* Interact with the user */
1106         scr_printf("You are editing the floor called \"%s\"\n",
1107                 &floorlist[(int) curr_floor][0] );
1108         strprompt("Floor name", &floorlist[(int) curr_floor][0], 255);
1109
1110         /* Angels and demons dancing in my head... */
1111         do {
1112                 snprintf(buf, sizeof buf, "%d", ep->expire_mode);
1113                 strprompt
1114                     ("Floor default message expire policy (? for list)",
1115                      buf, 1);
1116                 if (buf[0] == '?') {
1117                         scr_printf("\n"
1118                                 "0. Use the system default\n"
1119                                 "1. Never automatically expire messages\n"
1120                                 "2. Expire by message count\n"
1121                                 "3. Expire by message age\n");
1122                 }
1123         } while ((buf[0] < '0') || (buf[0] > '3'));
1124         ep->expire_mode = buf[0] - '0';
1125
1126         /* ...lunatics and monsters underneath my bed */
1127         if (ep->expire_mode == 2) {
1128                 snprintf(buf, sizeof buf, "%d", ep->expire_value);
1129                 strprompt("Keep how many messages online?", buf, 10);
1130                 ep->expire_value = atol(buf);
1131         }
1132
1133         if (ep->expire_mode == 3) {
1134                 snprintf(buf, sizeof buf, "%d", ep->expire_value);
1135                 strprompt("Keep messages for how many days?", buf, 10);
1136                 ep->expire_value = atol(buf);
1137         }
1138
1139         /* Save it */
1140         r = CtdlIPCSetMessageExpirationPolicy(ipc, 1, ep, buf);
1141         r = CtdlIPCEditFloor(ipc, curr_floor, &floorlist[(int)curr_floor][0], buf);
1142         scr_printf("%s\n", buf);
1143         load_floorlist(ipc);
1144 }
1145
1146
1147
1148
1149 /*
1150  * kill the current floor
1151  */
1152 void kill_floor(CtdlIPC *ipc)
1153 {
1154         int floornum_to_delete, a;
1155         char buf[SIZ];
1156
1157         load_floorlist(ipc);
1158         do {
1159                 floornum_to_delete = (-1);
1160                 scr_printf("(Press return to abort)\n");
1161                 newprompt("Delete which floor? ", buf, 255);
1162                 if (strlen(buf) == 0)
1163                         return;
1164                 for (a = 0; a < 128; ++a)
1165                         if (!strcasecmp(&floorlist[a][0], buf))
1166                                 floornum_to_delete = a;
1167                 if (floornum_to_delete < 0) {
1168                         scr_printf("No such floor.  Select one of:\n");
1169                         for (a = 0; a < 128; ++a)
1170                                 if (floorlist[a][0] != 0)
1171                                         scr_printf("%s\n", &floorlist[a][0]);
1172                 }
1173         } while (floornum_to_delete < 0);
1174         CtdlIPCDeleteFloor(ipc, 1, floornum_to_delete, buf);
1175         scr_printf("%s\n", buf);
1176         load_floorlist(ipc);
1177 }