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                         strprompt("Which floor", floorstr, 255);
 342                         for (a = 0; a < 128; ++a) {
 343                                 if (!strcasecmp
 344                                     (floorstr, &floorlist[a][0]))
 345                                         newfloor = a;
 346                                 if ((newfloor < 0)
 347                                     &&
 348                                     (!strncasecmp
 349                                      (floorstr, &floorlist[a][0],
 350                                       strlen(floorstr))))
 351                                         newfloor = a;
 352                                 if ((newfloor < 0)
 353                                     && (pattern(&floorlist[a][0], floorstr)
 354                                         >= 0))
 355                                         newfloor = a;
 356                         }
 357                         if (newfloor < 0) {
 358                                 scr_printf("\n One of:\n");
 359                                 for (a = 0; a < 128; ++a) {
 360                                         if (floorlist[a][0] != 0) {
 361                                                 scr_printf("%s\n",
 362                                                        &floorlist[a][0]);
 363                                         }
 364                                 }
 365                         }
 366                 } while (newfloor < 0);
 367                 return (newfloor);
 368         }
 369
 370         else {
 371                 scr_printf("Floor selection bypassed because you have "
 372                         "floor mode disabled.\n");
 373         }
 374
 375         return (rfloor);
 376 }
 377
 378
 379
 380
 381 /*
 382  * .<A>ide <E>dit room
 383  */
 384 void editthisroom(CtdlIPC *ipc)
 385 {
 386         int rbump = 0;
 387         char raide[USERNAME_SIZE];
 388         char buf[SIZ];
 389         struct quickroom *attr = NULL;
 390         struct ExpirePolicy *eptr = NULL;
 391         int r;                          /* IPC response code */
 392
 393         /* Fetch the existing room config */
 394         r = CtdlIPCGetRoomAttributes(ipc, &attr, buf);
 395         if (r / 100 != 2) {
 396                 scr_printf("%s\n", buf);
 397                 return;
 398         }
 399         eptr = &(attr->QRep);
 400
 401         /* Fetch the name of the current room aide */
 402         r = CtdlIPCGetRoomAide(ipc, buf);
 403         if (r / 100 == 2) {
 404                 safestrncpy(raide, buf, sizeof raide);
 405         } else {
 406                 strcpy(raide, "");
 407         }
 408         if (strlen(raide) == 0) {
 409                 strcpy(raide, "none");
 410         }
 411
 412         /* Fetch the expire policy (this will silently fail on old servers,
 413          * resulting in "default" policy)
 414          */
 415         r = CtdlIPCGetMessageExpirationPolicy(ipc, 0, &eptr, buf);
 416
 417         /* Now interact with the user. */
 418
 419         strprompt("Room name", attr->QRname, ROOMNAMELEN-1);
 420         attr->QRfloor = select_floor(ipc, attr->QRfloor);
 421         attr->QRflags = set_room_attr(ipc, attr->QRflags, "Private room", QR_PRIVATE);
 422         if (attr->QRflags & QR_PRIVATE) {
 423                 attr->QRflags = set_room_attr(ipc, attr->QRflags,
 424                                        "Accessible by guessing room name",
 425                                        QR_GUESSNAME);
 426         }
 427
 428         /* if it's public, clear the privacy classes */
 429         if ((attr->QRflags & QR_PRIVATE) == 0) {
 430                 if (attr->QRflags & QR_GUESSNAME) {
 431                         attr->QRflags = attr->QRflags - QR_GUESSNAME;
 432                 }
 433                 if (attr->QRflags & QR_PASSWORDED) {
 434                         attr->QRflags = attr->QRflags - QR_PASSWORDED;
 435                 }
 436         }
 437
 438         /* if it's private, choose the privacy classes */
 439         if ((attr->QRflags & QR_PRIVATE)
 440             && ((attr->QRflags & QR_GUESSNAME) == 0)) {
 441                 attr->QRflags = set_room_attr(ipc, attr->QRflags,
 442                                        "Accessible by entering a password",
 443                                        QR_PASSWORDED);
 444         }
 445         if ((attr->QRflags & QR_PRIVATE)
 446             && ((attr->QRflags & QR_PASSWORDED) == QR_PASSWORDED)) {
 447                 strprompt("Room password", attr->QRpasswd, 9);
 448         }
 449
 450         if ((attr->QRflags & QR_PRIVATE) == QR_PRIVATE) {
 451                 rbump = boolprompt("Cause current users to forget room", 0);
 452         }
 453
 454         attr->QRflags = set_room_attr(ipc, attr->QRflags,
 455                                         "Preferred users only", QR_PREFONLY);
 456         attr->QRflags = set_room_attr(ipc, attr->QRflags,
 457                                         "Read-only room", QR_READONLY);
 458         attr->QRflags = set_room_attr(ipc, attr->QRflags,
 459                                         "Directory room", QR_DIRECTORY);
 460         attr->QRflags = set_room_attr(ipc, attr->QRflags,
 461                                         "Permanent room", QR_PERMANENT);
 462         if (attr->QRflags & QR_DIRECTORY) {
 463                 strprompt("Directory name", attr->QRdirname, 14);
 464                 attr->QRflags =
 465                     set_room_attr(ipc, attr->QRflags,
 466                                                 "Uploading allowed", QR_UPLOAD);
 467                 attr->QRflags =
 468                     set_room_attr(ipc, attr->QRflags, "Downloading allowed",
 469                                   QR_DOWNLOAD);
 470                 attr->QRflags =
 471                     set_room_attr(ipc, attr->QRflags,
 472                                                 "Visible directory", QR_VISDIR);
 473         }
 474         attr->QRflags = set_room_attr(ipc, attr->QRflags,
 475                                         "Network shared room", QR_NETWORK);
 476         attr->QRflags2 = set_room_attr(ipc, attr->QRflags2,
 477                                 "Self-service list subscribe/unsubscribe",
 478                                 QR2_SELFLIST);
 479         attr->QRflags = set_room_attr(ipc, attr->QRflags,
 480                                "Automatically make all messages anonymous",
 481                                QR_ANONONLY);
 482         if ((attr->QRflags & QR_ANONONLY) == 0) {
 483                 attr->QRflags = set_room_attr(ipc, attr->QRflags,
 484                                        "Ask users whether to make messages anonymous",
 485                                        QR_ANONOPT);
 486         }
 487         attr->QRorder = intprompt("Listing order", attr->QRorder, 1, 127);
 488
 489         /* Ask about the room aide */
 490         do {
 491                 strprompt("Room aide (or 'none')", raide, 29);
 492                 if (!strcasecmp(raide, "none")) {
 493                         strcpy(raide, "");
 494                         break;
 495                 } else {
 496                         r = CtdlIPCQueryUsername(ipc, raide, buf);
 497                         if (r / 100 != 2)
 498                                 scr_printf("%s\n", buf);
 499                 }
 500         } while (r / 100 != 2);
 501
 502         /* FIXME: Duplicate code??? */
 503         if (!strcasecmp(raide, "none")) {
 504                 strcpy(raide, "");
 505         }
 506
 507         /* Angels and demons dancing in my head... */
 508         do {
 509                 snprintf(buf, sizeof buf, "%d", attr->QRep.expire_mode);
 510                 strprompt("Message expire policy (? for list)", buf, 1);
 511                 if (buf[0] == '?') {
 512                         scr_printf("\n"
 513                                 "0. Use the default for this floor\n"
 514                                 "1. Never automatically expire messages\n"
 515                                 "2. Expire by message count\n"
 516                                 "3. Expire by message age\n");
 517                 }
 518         } while ((buf[0] < 48) || (buf[0] > 51));
 519         attr->QRep.expire_mode = buf[0] - 48;
 520
 521         /* ...lunatics and monsters underneath my bed */
 522         if (attr->QRep.expire_mode == 2) {
 523                 snprintf(buf, sizeof buf, "%d", attr->QRep.expire_value);
 524                 strprompt("Keep how many messages online?", buf, 10);
 525                 attr->QRep.expire_value = atol(buf);
 526         }
 527
 528         if (attr->QRep.expire_mode == 3) {
 529                 snprintf(buf, sizeof buf, "%d", attr->QRep.expire_value);
 530                 strprompt("Keep messages for how many days?", buf, 10);
 531                 attr->QRep.expire_value = atol(buf);
 532         }
 533
 534         /* Give 'em a chance to change their minds */
 535         scr_printf("Save changes (y/n)? ");
 536
 537         if (yesno() == 1) {
 538                 r = CtdlIPCSetRoomAide(ipc, raide, buf);
 539                 if (r / 100 != 2) {
 540                         scr_printf("%s\n", buf);
 541                 }
 542
 543                 r = CtdlIPCSetMessageExpirationPolicy(ipc, 0, eptr, buf);
 544                 if (r / 100 != 2) {
 545                         scr_printf("%s\n", buf);
 546                 }
 547
 548                 r = CtdlIPCSetRoomAttributes(ipc, rbump, attr, buf);
 549                 scr_printf("%s\n", buf);
 550                 strncpy(buf, attr->QRname, ROOMNAMELEN);
 551                 free(attr);
 552                 if (r / 100 == 2)
 553                         dotgoto(ipc, buf, 2, 0);
 554         }
 555         else free(attr);
 556 }
 557
 558
 559 /*
 560  * un-goto the previous room
 561  */
 562 void ungoto(CtdlIPC *ipc)
 563 {
 564         char buf[SIZ];
 565
 566         if (uglistsize == 0)
 567                 return;
 568
 569         snprintf(buf, sizeof buf, "GOTO %s", uglist[uglistsize-1]);
 570         CtdlIPC_putline(ipc, buf);
 571         CtdlIPC_getline(ipc, buf);
 572         if (buf[0] != '2') {
 573                 scr_printf("%s\n", &buf[4]);
 574                 return;
 575         }
 576         snprintf(buf, sizeof buf, "SLRP %ld", uglistlsn[uglistsize-1]);
 577         CtdlIPC_putline(ipc, buf);
 578         CtdlIPC_getline(ipc, buf);
 579         if (buf[0] != '2') {
 580                 scr_printf("%s\n", &buf[4]);
 581         }
 582     safestrncpy (buf, uglist[uglistsize-1], sizeof(buf));
 583     uglistsize--;
 584     free(uglist[uglistsize]);
 585         /* Don't queue ungoto info or we end up in a loop */
 586         dotgoto(ipc, buf, 0, 1);
 587 }
 588
 589
 590 /*
 591  * saves filelen bytes from file at pathname
 592  */
 593 int save_buffer(void *file, size_t filelen, const char *pathname)
 594 {
 595         size_t block = 0;
 596         size_t bytes_written = 0;
 597         FILE *fp;
 598
 599         fp = fopen(pathname, "w");
 600         if (!fp) {
 601                 err_printf("Cannot open '%s': %s\n", pathname, strerror(errno));
 602                 return 0;
 603         }
 604         do {
 605                 block = fwrite(file + bytes_written, 1,
 606                                 filelen - bytes_written, fp);
 607                 bytes_written += block;
 608         } while (errno == EINTR && bytes_written < filelen);
 609         fclose(fp);
 610
 611         if (bytes_written < filelen) {
 612                 err_printf("Trouble saving '%s': %s\n", pathname,
 613                                 strerror(errno));
 614                 return 0;
 615         }
 616         return 1;
 617 }
 618
 619
 620 /*
 621  * Save supplied_filename in dest directory; gets the name only
 622  */
 623 void destination_directory(char *dest, const char *supplied_filename)
 624 {
 625         scr_printf("Enter the name of the directory to save '%s'\n"
 626                 "to, or press return for the current directory.\n",
 627                 supplied_filename);
 628         newprompt("Directory: ", dest, PATH_MAX);
 629         if (strlen(dest) == 0) {
 630                 dest[0] = '.';
 631                 dest[1] = 0;
 632         }
 633         strcat(dest, "/");
 634         strcat(dest, supplied_filename);
 635 }
 636
 637
 638 /*
 639  * download()  -  download a file or files.  The argument passed to this
 640  *                function determines which protocol to use.
 641  *  proto - 0 = paginate, 1 = xmodem, 2 = raw, 3 = ymodem, 4 = zmodem, 5 = save
 642  */
 643 void download(CtdlIPC *ipc, int proto)
 644 {
 645         char buf[SIZ];
 646         char filename[PATH_MAX];
 647         char tempname[PATH_MAX];
 648         char transmit_cmd[SIZ];
 649         FILE *tpipe = NULL;
 650         int broken = 0;
 651         int r;
 652         void *file = NULL;      /* The downloaded file */
 653         size_t filelen = 0L;    /* The downloaded file length */
 654
 655         if ((room_flags & QR_DOWNLOAD) == 0) {
 656                 scr_printf("*** You cannot download from this room.\n");
 657                 return;
 658         }
 659
 660         newprompt("Enter filename: ", filename, PATH_MAX);
 661
 662         /* Save to local disk, for folks with their own copy of the client */
 663         if (proto == 5) {
 664                 destination_directory(tempname, filename);
 665                 r = CtdlIPCFileDownload(ipc, filename, &file, 0, progress, buf);
 666                 if (r / 100 != 2) {
 667                         scr_printf("%s\n", buf);
 668                         return;
 669                 }
 670                 save_buffer(file, (size_t)extract_long(buf, 0), tempname);
 671                 free(file);
 672                 return;
 673         }
 674
 675         r = CtdlIPCFileDownload(ipc, filename, &file, 0, progress, buf);
 676         if (r / 100 != 2) {
 677                 scr_printf("%s\n", buf);
 678                 return;
 679         }
 680         filelen = extract_unsigned_long(buf, 0);
 681
 682         /* Meta-download for public clients */
 683         /* scr_printf("Fetching file from Citadel server...\n"); */
 684         mkdir(tempdir, 0700);
 685         snprintf(tempname, sizeof tempname, "%s/%s", tempdir, filename);
 686         tpipe = fopen(tempname, "wb");
 687         if (fwrite(file, filelen, 1, tpipe) < filelen) {
 688                 /* FIXME: restart syscall on EINTR */
 689                 broken = 1;
 690         }
 691         fclose(tpipe);
 692         if (file) free(file);
 693
 694         if (proto == 0) {
 695                 /* FIXME: display internally instead */
 696                 snprintf(transmit_cmd, sizeof transmit_cmd,
 697                         "SHELL=/dev/null; export SHELL; TERM=dumb; export TERM; exec more -d <%s",
 698                         tempname);
 699         }
 700         else if (proto == 1)
 701                 snprintf(transmit_cmd, sizeof transmit_cmd, "exec sx %s", tempname);
 702         else if (proto == 3)
 703                 snprintf(transmit_cmd, sizeof transmit_cmd, "exec sb %s", tempname);
 704         else if (proto == 4)
 705                 snprintf(transmit_cmd, sizeof transmit_cmd, "exec sz %s", tempname);
 706         else
 707                 /* FIXME: display internally instead */
 708                 snprintf(transmit_cmd, sizeof transmit_cmd, "exec cat %s", tempname);
 709
 710         screen_reset();
 711         sttybbs(SB_RESTORE);
 712         system(transmit_cmd);
 713         sttybbs(SB_NO_INTR);
 714         screen_set();
 715
 716         /* clean up the temporary directory */
 717         nukedir(tempdir);
 718         scr_putc(7);    /* Beep beep! */
 719 }
 720
 721
 722 /*
 723  * read directory of this room
 724  */
 725 void roomdir(CtdlIPC *ipc)
 726 {
 727         char flnm[SIZ];
 728         char flsz[32];
 729         char comment[SIZ];
 730         char buf[SIZ];
 731
 732         CtdlIPC_putline(ipc, "RDIR");
 733         CtdlIPC_getline(ipc, buf);
 734         if (buf[0] != '1') {
 735                 pprintf("%s\n", &buf[4]);
 736                 return;
 737         }
 738
 739         extract(comment, &buf[4], 0);
 740         extract(flnm, &buf[4], 1);
 741         pprintf("\nDirectory of %s on %s\n", flnm, comment);
 742         pprintf("-----------------------\n");
 743         while (CtdlIPC_getline(ipc, buf), strcmp(buf, "000")) {
 744                 extract(flnm, buf, 0);
 745                 extract(flsz, buf, 1);
 746                 extract(comment, buf, 2);
 747                 if (strlen(flnm) <= 14)
 748                         pprintf("%-14s %8s %s\n", flnm, flsz, comment);
 749                 else
 750                         pprintf("%s\n%14s %8s %s\n", flnm, "", flsz,
 751                                 comment);
 752         }
 753 }
 754
 755
 756 /*
 757  * add a user to a private room
 758  */
 759 void invite(CtdlIPC *ipc)
 760 {
 761         char username[USERNAME_SIZE];
 762         char buf[SIZ];
 763         int r;                          /* IPC response code */
 764
 765         newprompt("Name of user? ", username, USERNAME_SIZE);
 766         if (username[0] == 0)
 767                 return;
 768
 769         r = CtdlIPCInviteUserToRoom(ipc, username, buf);
 770         scr_printf("%s\n", buf);
 771 }
 772
 773
 774 /*
 775  * kick a user out of a room
 776  */
 777 void kickout(CtdlIPC *ipc)
 778 {
 779         char username[USERNAME_SIZE];
 780         char buf[SIZ];
 781         int r;                          /* IPC response code */
 782
 783         newprompt("Name of user? ", username, USERNAME_SIZE);
 784         if (username[0] == 0)
 785                 return;
 786
 787         r = CtdlIPCKickoutUserFromRoom(ipc, username, buf);
 788         scr_printf("%s\n", buf);
 789 }
 790
 791
 792 /*
 793  * aide command: kill the current room
 794  */
 795 void killroom(CtdlIPC *ipc)
 796 {
 797         char aaa[100];
 798         int r;
 799
 800         r = CtdlIPCDeleteRoom(ipc, 0, aaa);
 801         if (r / 100 != 2) {
 802                 scr_printf("%s\n", aaa);
 803                 return;
 804         }
 805
 806         scr_printf("Are you sure you want to kill this room? ");
 807         if (yesno() == 0)
 808                 return;
 809
 810         r = CtdlIPCDeleteRoom(ipc, 1, aaa);
 811         scr_printf("%s\n", aaa);
 812         if (r / 100 != 2)
 813                 return;
 814         dotgoto(ipc, "_BASEROOM_", 0, 0);
 815 }
 816
 817 void forget(CtdlIPC *ipc)
 818 {                               /* forget the current room */
 819         char buf[SIZ];
 820
 821         scr_printf("Are you sure you want to forget this room? ");
 822         if (yesno() == 0)
 823                 return;
 824
 825         if (CtdlIPCForgetRoom(ipc, buf) / 100 != 2) {
 826                 scr_printf("%s\n", buf);
 827                 return;
 828         }
 829
 830         /* now return to the lobby */
 831         dotgoto(ipc, "_BASEROOM_", 0, 0);
 832 }
 833
 834
 835 /*
 836  * create a new room
 837  */
 838 void entroom(CtdlIPC *ipc)
 839 {
 840         char buf[SIZ];
 841         char new_room_name[ROOMNAMELEN];
 842         int new_room_type;
 843         char new_room_pass[10];
 844         int new_room_floor;
 845         int a, b;
 846         int r;                          /* IPC response code */
 847
 848         /* Check permission to create room */
 849         r = CtdlIPCCreateRoom(ipc, 0, "", 1, "", 0, buf);
 850         if (r / 100 != 2) {
 851                 scr_printf("%s\n", buf);
 852                 return;
 853         }
 854
 855         newprompt("Name for new room? ", new_room_name, ROOMNAMELEN - 1);
 856         if (strlen(new_room_name) == 0) {
 857                 return;
 858         }
 859         for (a = 0; a < strlen(new_room_name); ++a) {
 860                 if (new_room_name[a] == '|') {
 861                         new_room_name[a] = '_';
 862                 }
 863         }
 864
 865         new_room_floor = select_floor(ipc, (int) curr_floor);
 866
 867         IFNEXPERT formout(ipc, "roomaccess");
 868         do {
 869                 scr_printf("<?>Help\n<1>Public room\n<2>Guess-name room\n"
 870                        "<3>Passworded room\n<4>Invitation-only room\n"
 871                        "<5>Personal room\n"
 872                         "Enter room type: ");
 873                 do {
 874                         b = inkey();
 875                 } while (((b < '1') || (b > '5')) && (b != '?'));
 876                 if (b == '?') {
 877                         scr_printf("?\n");
 878                         formout(ipc, "roomaccess");
 879                 }
 880         } while ((b < '1') || (b > '5'));
 881         b -= '0';                       /* Portable */
 882         scr_printf("%d\n", b);
 883         new_room_type = b - 1;
 884         if (new_room_type == 2) {
 885                 newprompt("Enter a room password: ", new_room_pass, 9);
 886                 for (a = 0; a < strlen(new_room_pass); ++a)
 887                         if (new_room_pass[a] == '|')
 888                                 new_room_pass[a] = '_';
 889         } else {
 890                 strcpy(new_room_pass, "");
 891         }
 892
 893         scr_printf("\042%s\042, a", new_room_name);
 894         if (b == 1)
 895                 scr_printf(" public room.");
 896         if (b == 2)
 897                 scr_printf(" guess-name room.");
 898         if (b == 3)
 899                 scr_printf(" passworded room, password: %s", new_room_pass);
 900         if (b == 4)
 901                 scr_printf("n invitation-only room.");
 902         if (b == 5)
 903                 scr_printf(" personal room.");
 904         scr_printf("\nInstall it? (y/n) : ");
 905         if (yesno() == 0) {
 906                 return;
 907         }
 908
 909         r = CtdlIPCCreateRoom(ipc, 1, new_room_name, new_room_type,
 910                               new_room_pass, new_room_floor, buf);
 911         if (r / 100 != 2) {
 912                 scr_printf("%s\n", buf);
 913                 return;
 914         }
 915
 916         /* command succeeded... now GO to the new room! */
 917         dotgoto(ipc, new_room_name, 0, 0);
 918 }
 919
 920
 921
 922 void readinfo(CtdlIPC *ipc)
 923 {                               /* read info file for current room */
 924         char buf[SIZ];
 925         char raide[64];
 926         int r;                  /* IPC response code */
 927         char *text = NULL;
 928
 929         /* Name of currernt room aide */
 930         r = CtdlIPCGetRoomAide(ipc, buf);
 931         if (r / 100 == 2)
 932                 safestrncpy(raide, buf, sizeof raide);
 933         else
 934                 strcpy(raide, "");
 935
 936         if (strlen(raide) > 0)
 937                 scr_printf("Room aide is %s.\n\n", raide);
 938
 939         r = CtdlIPCRoomInfo(ipc, &text, buf);
 940         if (r / 100 != 1)
 941                 return;
 942
 943         if (text) {
 944                 fmout(screenwidth, NULL, text, NULL,
 945                       ((userflags & US_PAGINATOR) ? 1 : 0), screenheight,
 946                       (*raide) ? 2 : 0, 1);
 947                 free(text);
 948         }
 949 }
 950
 951
 952 /*
 953  * <W>ho knows room...
 954  */
 955 void whoknows(CtdlIPC *ipc)
 956 {
 957         char buf[SIZ];
 958         CtdlIPC_putline(ipc, "WHOK");
 959         CtdlIPC_getline(ipc, buf);
 960         if (buf[0] != '1') {
 961                 pprintf("%s\n", &buf[4]);
 962                 return;
 963         }
 964         while (CtdlIPC_getline(ipc, buf), strncmp(buf, "000", 3)) {
 965                 if (sigcaught == 0)
 966                         pprintf("%s\n", buf);
 967         }
 968 }
 969
 970
 971 void do_edit(CtdlIPC *ipc,
 972                 char *desc, char *read_cmd, char *check_cmd, char *write_cmd)
 973 {
 974         FILE *fp;
 975         char cmd[SIZ];
 976         int b, cksum, editor_exit;
 977
 978         if (strlen(editor_path) == 0) {
 979                 scr_printf("Do you wish to re-enter %s? ", desc);
 980                 if (yesno() == 0)
 981                         return;
 982         }
 983
 984         fp = fopen(temp, "w");
 985         fclose(fp);
 986
 987         CtdlIPC_putline(ipc, check_cmd);
 988         CtdlIPC_getline(ipc, cmd);
 989         if (cmd[0] != '2') {
 990                 scr_printf("%s\n", &cmd[4]);
 991                 return;
 992         }
 993
 994         if (strlen(editor_path) > 0) {
 995                 CtdlIPC_putline(ipc, read_cmd);
 996                 CtdlIPC_getline(ipc, cmd);
 997                 if (cmd[0] == '1') {
 998                         fp = fopen(temp, "w");
 999                         while (CtdlIPC_getline(ipc, cmd), strcmp(cmd, "000")) {
1000                                 fprintf(fp, "%s\n", cmd);
1001                         }
1002                         fclose(fp);
1003                 }
1004         }
1005
1006         cksum = file_checksum(temp);
1007
1008         if (strlen(editor_path) > 0) {
1009                 char tmp[SIZ];
1010
1011                 snprintf(tmp, sizeof tmp, "WINDOW_TITLE=%s", desc);
1012                 putenv(tmp);
1013                 screen_reset();
1014                 sttybbs(SB_RESTORE);
1015                 editor_pid = fork();
1016                 if (editor_pid == 0) {
1017                         chmod(temp, 0600);
1018                         execlp(editor_path, editor_path, temp, NULL);
1019                         exit(1);
1020                 }
1021                 if (editor_pid > 0)
1022                         do {
1023                                 editor_exit = 0;
1024                                 b = ka_wait(&editor_exit);
1025                         } while ((b != editor_pid) && (b >= 0));
1026                 editor_pid = (-1);
1027                 scr_printf("Executed %s\n", editor_path);
1028                 sttybbs(0);
1029                 screen_set();
1030         } else {
1031                 scr_printf("Entering %s.  "
1032                         "Press return twice when finished.\n", desc);
1033                 fp = fopen(temp, "r+");
1034                 citedit(ipc, fp);
1035                 fclose(fp);
1036         }
1037
1038         if (file_checksum(temp) == cksum) {
1039                 scr_printf("*** Aborted.\n");
1040         }
1041
1042         else {
1043                 CtdlIPC_putline(ipc, write_cmd);
1044                 CtdlIPC_getline(ipc, cmd);
1045                 if (cmd[0] != '4') {
1046                         scr_printf("%s\n", &cmd[4]);
1047                         return;
1048                 }
1049
1050                 fp = fopen(temp, "r");
1051                 while (fgets(cmd, SIZ - 1, fp) != NULL) {
1052                         cmd[strlen(cmd) - 1] = 0;
1053                         CtdlIPC_putline(ipc, cmd);
1054                 }
1055                 fclose(fp);
1056                 CtdlIPC_putline(ipc, "000");
1057         }
1058
1059         unlink(temp);
1060 }
1061
1062
1063 void enterinfo(CtdlIPC *ipc)
1064 {                               /* edit info file for current room */
1065         do_edit(ipc, "the Info file for this room", "RINF", "EINF 0", "EINF 1");
1066 }
1067
1068 void enter_bio(CtdlIPC *ipc)
1069 {
1070         char cmd[SIZ];
1071         snprintf(cmd, sizeof cmd, "RBIO %s", fullname);
1072         do_edit(ipc, "your Bio", cmd, "NOOP", "EBIO");
1073 }
1074
1075 /*
1076  * create a new floor
1077  */
1078 void create_floor(CtdlIPC *ipc)
1079 {
1080         char buf[SIZ];
1081         char newfloorname[SIZ];
1082         int r;                  /* IPC response code */
1083
1084         load_floorlist(ipc);
1085
1086         r = CtdlIPCCreateFloor(ipc, 0, "", buf);
1087         if (r / 100 != 2) {
1088                 scr_printf("%s\n", buf);
1089                 return;
1090         }
1091
1092         newprompt("Name for new floor: ", newfloorname, 255);
1093         if (!*newprompt) return;
1094         r = CtdlIPCCreateFloor(ipc, 1, newfloorname, buf);
1095         if (r / 100 == 2) {
1096                 scr_printf("Floor has been created.\n");
1097         } else {
1098                 scr_printf("%s\n", buf);
1099         }
1100
1101         load_floorlist(ipc);
1102 }
1103
1104 /*
1105  * edit the current floor
1106  */
1107 void edit_floor(CtdlIPC *ipc)
1108 {
1109         char buf[SIZ];
1110         struct ExpirePolicy *ep = NULL;
1111         int r;                          /* IPC response code */
1112
1113         load_floorlist(ipc);
1114
1115         /* Fetch the expire policy (this will silently fail on old servers,
1116          * resulting in "default" policy)
1117          */
1118         r = CtdlIPCGetMessageExpirationPolicy(ipc, 1, &ep, buf);
1119
1120         /* Interact with the user */
1121         scr_printf("You are editing the floor called \"%s\"\n",
1122                 &floorlist[(int) curr_floor][0] );
1123         strprompt("Floor name", &floorlist[(int) curr_floor][0], 255);
1124
1125         /* Angels and demons dancing in my head... */
1126         do {
1127                 snprintf(buf, sizeof buf, "%d", ep->expire_mode);
1128                 strprompt
1129                     ("Floor default message expire policy (? for list)",
1130                      buf, 1);
1131                 if (buf[0] == '?') {
1132                         scr_printf("\n"
1133                                 "0. Use the system default\n"
1134                                 "1. Never automatically expire messages\n"
1135                                 "2. Expire by message count\n"
1136                                 "3. Expire by message age\n");
1137                 }
1138         } while ((buf[0] < '0') || (buf[0] > '3'));
1139         ep->expire_mode = buf[0] - '0';
1140
1141         /* ...lunatics and monsters underneath my bed */
1142         if (ep->expire_mode == 2) {
1143                 snprintf(buf, sizeof buf, "%d", ep->expire_value);
1144                 strprompt("Keep how many messages online?", buf, 10);
1145                 ep->expire_value = atol(buf);
1146         }
1147
1148         if (ep->expire_mode == 3) {
1149                 snprintf(buf, sizeof buf, "%d", ep->expire_value);
1150                 strprompt("Keep messages for how many days?", buf, 10);
1151                 ep->expire_value = atol(buf);
1152         }
1153
1154         /* Save it */
1155         r = CtdlIPCSetMessageExpirationPolicy(ipc, 1, ep, buf);
1156         r = CtdlIPCEditFloor(ipc, curr_floor, &floorlist[(int)curr_floor][0], buf);
1157         scr_printf("%s\n", buf);
1158         load_floorlist(ipc);
1159 }
1160
1161
1162
1163
1164 /*
1165  * kill the current floor
1166  */
1167 void kill_floor(CtdlIPC *ipc)
1168 {
1169         int floornum_to_delete, a;
1170         char buf[SIZ];
1171
1172         load_floorlist(ipc);
1173         do {
1174                 floornum_to_delete = (-1);
1175                 scr_printf("(Press return to abort)\n");
1176                 newprompt("Delete which floor? ", buf, 255);
1177                 if (strlen(buf) == 0)
1178                         return;
1179                 for (a = 0; a < 128; ++a)
1180                         if (!strcasecmp(&floorlist[a][0], buf))
1181                                 floornum_to_delete = a;
1182                 if (floornum_to_delete < 0) {
1183                         scr_printf("No such floor.  Select one of:\n");
1184                         for (a = 0; a < 128; ++a)
1185                                 if (floorlist[a][0] != 0)
1186                                         scr_printf("%s\n", &floorlist[a][0]);
1187                 }
1188         } while (floornum_to_delete < 0);
1189         CtdlIPCDeleteFloor(ipc, 1, floornum_to_delete, buf);
1190         scr_printf("%s\n", buf);
1191         load_floorlist(ipc);
1192 }