citadel/room_ops.c

   1 /*
   2  * $Id$
   3  *
   4  * Server functions which perform operations on room objects.
   5  *
   6  */
   7
   8 #include "sysdep.h"
   9 #include <stdlib.h>
  10 #include <unistd.h>
  11 #include <stdio.h>
  12 #include <sys/stat.h>
  13 #include <ctype.h>
  14 #include <string.h>
  15 #include <dirent.h>     /* for cmd_rdir to read contents of the directory */
  16
  17 #if TIME_WITH_SYS_TIME
  18 # include <sys/time.h>
  19 # include <time.h>
  20 #else
  21 # if HAVE_SYS_TIME_H
  22 #  include <sys/time.h>
  23 # else
  24 #  include <time.h>
  25 # endif
  26 #endif
  27
  28 #include <limits.h>
  29 #include <errno.h>
  30 #include "citadel.h"
  31 #include <libcitadel.h>
  32 #include "server.h"
  33 #include "database.h"
  34 #include "config.h"
  35 #include "room_ops.h"
  36 #include "sysdep_decls.h"
  37 #include "support.h"
  38 #include "user_ops.h"
  39 #include "msgbase.h"
  40 #include "citserver.h"
  41 #include "control.h"
  42 #include "citadel_dirs.h"
  43 #include "threads.h"
  44
  45 struct floor *floorcache[MAXFLOORS];
  46
  47 /*
  48  * Retrieve access control information for any user/room pair
  49  */
  50 void CtdlRoomAccess(struct ctdlroom *roombuf, struct ctdluser *userbuf,
  51                 int *result, int *view)
  52 {
  53         int retval = 0;
  54         struct visit vbuf;
  55
  56         /* for internal programs, always do everything */
  57         if (((CC->internal_pgm)) && (roombuf->QRflags & QR_INUSE)) {
  58                 retval = (UA_KNOWN | UA_GOTOALLOWED | UA_POSTALLOWED);
  59                 vbuf.v_view = 0;
  60                 goto SKIP_EVERYTHING;
  61         }
  62
  63         /* Locate any applicable user/room relationships */
  64         CtdlGetRelationship(&vbuf, userbuf, roombuf);
  65
  66         /* Force the properties of the Aide room */
  67         if (!strcasecmp(roombuf->QRname, config.c_aideroom)) {
  68                 if (userbuf->axlevel >= 6) {
  69                         retval = UA_KNOWN | UA_GOTOALLOWED | UA_POSTALLOWED | UA_DELETEALLOWED;
  70                 } else {
  71                         retval = 0;
  72                 }
  73                 goto NEWMSG;
  74         }
  75
  76         /* If this is a public room, it's accessible... */
  77         if ( ((roombuf->QRflags & QR_PRIVATE) == 0)
  78            && ((roombuf->QRflags & QR_MAILBOX) == 0) ) {
  79                 retval = retval | UA_KNOWN | UA_GOTOALLOWED;
  80         }
  81
  82         /* If this is a preferred users only room, check access level */
  83         if (roombuf->QRflags & QR_PREFONLY) {
  84                 if (userbuf->axlevel < 5) {
  85                         retval = retval & ~UA_KNOWN & ~UA_GOTOALLOWED;
  86                 }
  87         }
  88
  89         /* For private rooms, check the generation number matchups */
  90         if ( (roombuf->QRflags & QR_PRIVATE)
  91            && ((roombuf->QRflags & QR_MAILBOX) == 0) ) {
  92
  93                 /* An explicit match means the user belongs in this room */
  94                 if (vbuf.v_flags & V_ACCESS) {
  95                         retval = retval | UA_KNOWN | UA_GOTOALLOWED;
  96                 }
  97                 /* Otherwise, check if this is a guess-name or passworded
  98                  * room.  If it is, a goto may at least be attempted
  99                  */
 100                 else if ((roombuf->QRflags & QR_PRIVATE)
 101                          || (roombuf->QRflags & QR_PASSWORDED)) {
 102                         retval = retval & ~UA_KNOWN;
 103                         retval = retval | UA_GOTOALLOWED;
 104                 }
 105         }
 106
 107         /* For mailbox rooms, also check the namespace */
 108         /* Also, mailbox owners can delete their messages */
 109         if (roombuf->QRflags & QR_MAILBOX) {
 110                 if (userbuf->usernum == atol(roombuf->QRname)) {
 111                         retval = retval | UA_KNOWN | UA_GOTOALLOWED | UA_POSTALLOWED | UA_DELETEALLOWED;
 112                 }
 113                 /* An explicit match means the user belongs in this room */
 114                 if (vbuf.v_flags & V_ACCESS) {
 115                         retval = retval | UA_KNOWN | UA_GOTOALLOWED | UA_POSTALLOWED | UA_DELETEALLOWED;
 116                 }
 117         }
 118
 119         /* For non-mailbox rooms... */
 120         else {
 121
 122                 /* User is allowed to post in the room unless:
 123                  * - User is not validated
 124                  * - User has no net privileges and it is a shared network room
 125                  * - It is a read-only room
 126                  */
 127                 int post_allowed = 1;
 128                 if (CC->user.axlevel < 2) post_allowed = 0;
 129                 if ((CC->user.axlevel < 4) && (CC->room.QRflags & QR_NETWORK)) post_allowed = 0;
 130                 if (roombuf->QRflags & QR_READONLY) post_allowed = 0;
 131                 if (post_allowed) {
 132                         retval = retval | UA_POSTALLOWED;
 133                 }
 134
 135                 /* If "collaborative deletion" is active for this room, any user who can post
 136                  * is also allowed to delete
 137                  */
 138                 if (CC->room.QRflags2 & QR2_COLLABDEL) {
 139                         if (retval & UA_POSTALLOWED) {
 140                                 retval = retval | UA_DELETEALLOWED;
 141                         }
 142                 }
 143
 144         }
 145
 146         /* Check to see if the user has forgotten this room */
 147         if (vbuf.v_flags & V_FORGET) {
 148                 retval = retval & ~UA_KNOWN;
 149                 if ( ( ((roombuf->QRflags & QR_PRIVATE) == 0)
 150                       && ((roombuf->QRflags & QR_MAILBOX) == 0) )
 151                    || ( (roombuf->QRflags & QR_MAILBOX)
 152                       && (atol(roombuf->QRname) == CC->user.usernum))) {
 153                         retval = retval | UA_ZAPPED;
 154                 }
 155         }
 156         /* If user is explicitly locked out of this room, deny everything */
 157         if (vbuf.v_flags & V_LOCKOUT) {
 158                 retval = retval & ~UA_KNOWN & ~UA_GOTOALLOWED & ~UA_POSTALLOWED;
 159         }
 160
 161         /* Aides get access to all private rooms */
 162         if ( (userbuf->axlevel >= 6)
 163            && ((roombuf->QRflags & QR_MAILBOX) == 0) ) {
 164                 if (vbuf.v_flags & V_FORGET) {
 165                         retval = retval | UA_GOTOALLOWED | UA_POSTALLOWED;
 166                 }
 167                 else {
 168                         retval = retval | UA_KNOWN | UA_GOTOALLOWED | UA_POSTALLOWED;
 169                 }
 170         }
 171
 172         /* Aides can gain access to mailboxes as well, but they don't show
 173          * by default.
 174          */
 175         if ( (userbuf->axlevel >= 6)
 176            && (roombuf->QRflags & QR_MAILBOX) ) {
 177                 retval = retval | UA_GOTOALLOWED | UA_POSTALLOWED;
 178         }
 179
 180         /* Aides and Room Aides have admin privileges */
 181         if ( (userbuf->axlevel >= 6)
 182            || (userbuf->usernum == roombuf->QRroomaide)
 183            ) {
 184                 retval = retval | UA_ADMINALLOWED | UA_DELETEALLOWED;
 185         }
 186
 187 NEWMSG: /* By the way, we also check for the presence of new messages */
 188         if (is_msg_in_sequence_set(vbuf.v_seen, roombuf->QRhighest) == 0) {
 189                 retval = retval | UA_HASNEWMSGS;
 190         }
 191
 192         /* System rooms never show up in the list. */
 193         if (roombuf->QRflags2 & QR2_SYSTEM) {
 194                 retval = retval & ~UA_KNOWN;
 195         }
 196
 197 SKIP_EVERYTHING:
 198         /* Now give the caller the information it wants. */
 199         if (result != NULL) *result = retval;
 200         if (view != NULL) *view = vbuf.v_view;
 201 }
 202
 203 /*
 204  * Self-checking stuff for a room record read into memory
 205  */
 206 void room_sanity_check(struct ctdlroom *qrbuf)
 207 {
 208         /* Mailbox rooms are always on the lowest floor */
 209         if (qrbuf->QRflags & QR_MAILBOX) {
 210                 qrbuf->QRfloor = 0;
 211         }
 212         /* Listing order of 0 is illegal except for base rooms */
 213         if (qrbuf->QRorder == 0)
 214                 if (!(qrbuf->QRflags & QR_MAILBOX) &&
 215                     strncasecmp(qrbuf->QRname, config.c_baseroom, ROOMNAMELEN)
 216                     &&
 217                     strncasecmp(qrbuf->QRname, config.c_aideroom, ROOMNAMELEN))
 218                         qrbuf->QRorder = 64;
 219 }
 220
 221
 222 /*
 223  * getroom()  -  retrieve room data from disk
 224  */
 225 int getroom(struct ctdlroom *qrbuf, char *room_name)
 226 {
 227         struct cdbdata *cdbqr;
 228         char lowercase_name[ROOMNAMELEN];
 229         char personal_lowercase_name[ROOMNAMELEN];
 230         char *dptr, *sptr, *eptr;
 231
 232         dptr = lowercase_name;
 233         sptr = room_name;
 234         eptr = (dptr + (sizeof lowercase_name - 1));
 235         while (!IsEmptyStr(sptr) && (dptr < eptr)){
 236                 *dptr = tolower(*sptr);
 237                 sptr++; dptr++;
 238         }
 239         *dptr = '\0';
 240
 241         memset(qrbuf, 0, sizeof(struct ctdlroom));
 242
 243         /* First, try the public namespace */
 244         cdbqr = cdb_fetch(CDB_ROOMS,
 245                           lowercase_name, strlen(lowercase_name));
 246
 247         /* If that didn't work, try the user's personal namespace */
 248         if (cdbqr == NULL) {
 249                 snprintf(personal_lowercase_name,
 250                          sizeof personal_lowercase_name, "%010ld.%s",
 251                          CC->user.usernum, lowercase_name);
 252                 cdbqr = cdb_fetch(CDB_ROOMS,
 253                                   personal_lowercase_name,
 254                                   strlen(personal_lowercase_name));
 255         }
 256         if (cdbqr != NULL) {
 257                 memcpy(qrbuf, cdbqr->ptr,
 258                        ((cdbqr->len > sizeof(struct ctdlroom)) ?
 259                         sizeof(struct ctdlroom) : cdbqr->len));
 260                 cdb_free(cdbqr);
 261
 262                 room_sanity_check(qrbuf);
 263
 264                 return (0);
 265         } else {
 266                 return (1);
 267         }
 268 }
 269
 270 /*
 271  * lgetroom()  -  same as getroom() but locks the record (if supported)
 272  */
 273 int lgetroom(struct ctdlroom *qrbuf, char *room_name)
 274 {
 275         register int retval;
 276         retval = getroom(qrbuf, room_name);
 277         if (retval == 0) begin_critical_section(S_ROOMS);
 278         return(retval);
 279 }
 280
 281
 282 /*
 283  * b_putroom()  -  back end to putroom() and b_deleteroom()
 284  *              (if the supplied buffer is NULL, delete the room record)
 285  */
 286 void b_putroom(struct ctdlroom *qrbuf, char *room_name)
 287 {
 288         char lowercase_name[ROOMNAMELEN];
 289         char *aptr, *bptr;
 290         long len;
 291
 292         aptr = room_name;
 293         bptr = lowercase_name;
 294         while (!IsEmptyStr(aptr))
 295         {
 296                 *bptr = tolower(*aptr);
 297                 aptr++;
 298                 bptr++;
 299         }
 300         *bptr='\0';
 301
 302         len = bptr - lowercase_name;
 303         if (qrbuf == NULL) {
 304                 cdb_delete(CDB_ROOMS,
 305                            lowercase_name, len);
 306         } else {
 307                 time(&qrbuf->QRmtime);
 308                 cdb_store(CDB_ROOMS,
 309                           lowercase_name, len,
 310                           qrbuf, sizeof(struct ctdlroom));
 311         }
 312 }
 313
 314
 315 /*
 316  * putroom()  -  store room data to disk
 317  */
 318 void putroom(struct ctdlroom *qrbuf) {
 319         b_putroom(qrbuf, qrbuf->QRname);
 320 }
 321
 322
 323 /*
 324  * b_deleteroom()  -  delete a room record from disk
 325  */
 326 void b_deleteroom(char *room_name) {
 327         b_putroom(NULL, room_name);
 328 }
 329
 330
 331
 332 /*
 333  * lputroom()  -  same as putroom() but unlocks the record (if supported)
 334  */
 335 void lputroom(struct ctdlroom *qrbuf)
 336 {
 337
 338         putroom(qrbuf);
 339         end_critical_section(S_ROOMS);
 340
 341 }
 342
 343 /****************************************************************************/
 344
 345 /*
 346  * getfloor()  -  retrieve floor data from disk
 347  */
 348 void getfloor(struct floor *flbuf, int floor_num)
 349 {
 350         struct cdbdata *cdbfl;
 351
 352         memset(flbuf, 0, sizeof(struct floor));
 353         cdbfl = cdb_fetch(CDB_FLOORTAB, &floor_num, sizeof(int));
 354         if (cdbfl != NULL) {
 355                 memcpy(flbuf, cdbfl->ptr,
 356                        ((cdbfl->len > sizeof(struct floor)) ?
 357                         sizeof(struct floor) : cdbfl->len));
 358                 cdb_free(cdbfl);
 359         } else {
 360                 if (floor_num == 0) {
 361                         safestrncpy(flbuf->f_name, "Main Floor",
 362                                 sizeof flbuf->f_name);
 363                         flbuf->f_flags = F_INUSE;
 364                         flbuf->f_ref_count = 3;
 365                 }
 366         }
 367
 368 }
 369
 370 /*
 371  * lgetfloor()  -  same as getfloor() but locks the record (if supported)
 372  */
 373 void lgetfloor(struct floor *flbuf, int floor_num)
 374 {
 375
 376         begin_critical_section(S_FLOORTAB);
 377         getfloor(flbuf, floor_num);
 378 }
 379
 380
 381 /*
 382  * cgetfloor()  -  Get floor record from *cache* (loads from disk if needed)
 383  *
 384  * This is strictly a performance hack.
 385  */
 386 struct floor *cgetfloor(int floor_num) {
 387         static int initialized = 0;
 388         int i;
 389         int fetch_new = 0;
 390         struct floor *fl = NULL;
 391
 392         begin_critical_section(S_FLOORCACHE);
 393         if (initialized == 0) {
 394                 for (i=0; i<MAXFLOORS; ++i) {
 395                         floorcache[floor_num] = NULL;
 396                 }
 397         initialized = 1;
 398         }
 399         if (floorcache[floor_num] == NULL) {
 400                 fetch_new = 1;
 401         }
 402         end_critical_section(S_FLOORCACHE);
 403
 404         if (fetch_new) {
 405                 fl = malloc(sizeof(struct floor));
 406                 getfloor(fl, floor_num);
 407                 begin_critical_section(S_FLOORCACHE);
 408                 if (floorcache[floor_num] != NULL) {
 409                         free(floorcache[floor_num]);
 410                 }
 411                 floorcache[floor_num] = fl;
 412                 end_critical_section(S_FLOORCACHE);
 413         }
 414
 415         return(floorcache[floor_num]);
 416 }
 417
 418
 419
 420 /*
 421  * putfloor()  -  store floor data on disk
 422  */
 423 void putfloor(struct floor *flbuf, int floor_num)
 424 {
 425         /* If we've cached this, clear it out, 'cuz it's WRONG now! */
 426         begin_critical_section(S_FLOORCACHE);
 427         if (floorcache[floor_num] != NULL) {
 428                 free(floorcache[floor_num]);
 429                 floorcache[floor_num] = malloc(sizeof(struct floor));
 430                 memcpy(floorcache[floor_num], flbuf, sizeof(struct floor));
 431         }
 432         end_critical_section(S_FLOORCACHE);
 433
 434         cdb_store(CDB_FLOORTAB, &floor_num, sizeof(int),
 435                   flbuf, sizeof(struct floor));
 436 }
 437
 438
 439 /*
 440  * lputfloor()  -  same as putfloor() but unlocks the record (if supported)
 441  */
 442 void lputfloor(struct floor *flbuf, int floor_num)
 443 {
 444
 445         putfloor(flbuf, floor_num);
 446         end_critical_section(S_FLOORTAB);
 447
 448 }
 449
 450
 451 /*
 452  *  Traverse the room file...
 453  */
 454 void ForEachRoom(void (*CallBack) (struct ctdlroom *EachRoom, void *out_data),
 455                 void *in_data)
 456 {
 457         struct ctdlroom qrbuf;
 458         struct cdbdata *cdbqr;
 459
 460         cdb_rewind(CDB_ROOMS);
 461
 462         while (cdbqr = cdb_next_item(CDB_ROOMS), cdbqr != NULL) {
 463                 memset(&qrbuf, 0, sizeof(struct ctdlroom));
 464                 memcpy(&qrbuf, cdbqr->ptr,
 465                        ((cdbqr->len > sizeof(struct ctdlroom)) ?
 466                         sizeof(struct ctdlroom) : cdbqr->len));
 467                 cdb_free(cdbqr);
 468                 room_sanity_check(&qrbuf);
 469                 if (qrbuf.QRflags & QR_INUSE)
 470                         (*CallBack)(&qrbuf, in_data);
 471         }
 472 }
 473
 474
 475 /*
 476  * delete_msglist()  -  delete room message pointers
 477  */
 478 void delete_msglist(struct ctdlroom *whichroom)
 479 {
 480         struct cdbdata *cdbml;
 481
 482         /* Make sure the msglist we're deleting actually exists, otherwise
 483          * gdbm will complain when we try to delete an invalid record
 484          */
 485         cdbml = cdb_fetch(CDB_MSGLISTS, &whichroom->QRnumber, sizeof(long));
 486         if (cdbml != NULL) {
 487                 cdb_free(cdbml);
 488
 489                 /* Go ahead and delete it */
 490                 cdb_delete(CDB_MSGLISTS, &whichroom->QRnumber, sizeof(long));
 491         }
 492 }
 493
 494
 495
 496
 497 /*
 498  * sort message pointers
 499  * (returns new msg count)
 500  */
 501 int sort_msglist(long listptrs[], int oldcount)
 502 {
 503         int a, b;
 504         long hold1, hold2;
 505         int numitems;
 506
 507         numitems = oldcount;
 508         if (numitems < 2)
 509                 return (oldcount);
 510
 511         /* do the sort */
 512         for (a = numitems - 2; a >= 0; --a) {
 513                 for (b = 0; b <= a; ++b) {
 514                         if (listptrs[b] > (listptrs[b + 1])) {
 515                                 hold1 = listptrs[b];
 516                                 hold2 = listptrs[b + 1];
 517                                 listptrs[b] = hold2;
 518                                 listptrs[b + 1] = hold1;
 519                         }
 520                 }
 521         }
 522
 523         /* and yank any nulls */
 524         while ((numitems > 0) && (listptrs[0] == 0L)) {
 525                 memmove(&listptrs[0], &listptrs[1],
 526                        (sizeof(long) * (numitems - 1)));
 527                 --numitems;
 528         }
 529
 530         return (numitems);
 531 }
 532
 533
 534 /*
 535  * Determine whether a given room is non-editable.
 536  */
 537 int is_noneditable(struct ctdlroom *qrbuf)
 538 {
 539
 540         /* Mail> rooms are non-editable */
 541         if ( (qrbuf->QRflags & QR_MAILBOX)
 542              && (!strcasecmp(&qrbuf->QRname[11], MAILROOM)) )
 543                 return (1);
 544
 545         /* Everything else is editable */
 546         return (0);
 547 }
 548
 549
 550
 551 /*
 552  * Back-back-end for all room listing commands
 553  */
 554 void list_roomname(struct ctdlroom *qrbuf, int ra, int current_view, int default_view)
 555 {
 556         char truncated_roomname[ROOMNAMELEN];
 557
 558         /* For my own mailbox rooms, chop off the owner prefix */
 559         if ( (qrbuf->QRflags & QR_MAILBOX)
 560              && (atol(qrbuf->QRname) == CC->user.usernum) ) {
 561                 safestrncpy(truncated_roomname, qrbuf->QRname, sizeof truncated_roomname);
 562                 safestrncpy(truncated_roomname, &truncated_roomname[11], sizeof truncated_roomname);
 563                 cprintf("%s", truncated_roomname);
 564         }
 565         /* For all other rooms, just display the name in its entirety */
 566         else {
 567                 cprintf("%s", qrbuf->QRname);
 568         }
 569
 570         /* ...and now the other parameters */
 571         cprintf("|%u|%d|%d|%d|%d|%d|%d|%ld|\n",
 572                 qrbuf->QRflags,
 573                 (int) qrbuf->QRfloor,
 574                 (int) qrbuf->QRorder,
 575                 (int) qrbuf->QRflags2,
 576                 ra,
 577                 current_view,
 578                 default_view,
 579                 qrbuf->QRmtime
 580         );
 581 }
 582
 583
 584 /*
 585  * cmd_lrms()   -  List all accessible rooms, known or forgotten
 586  */
 587 void cmd_lrms_backend(struct ctdlroom *qrbuf, void *data)
 588 {
 589         int FloorBeingSearched = (-1);
 590         int ra;
 591         int view;
 592
 593         FloorBeingSearched = *(int *)data;
 594         CtdlRoomAccess(qrbuf, &CC->user, &ra, &view);
 595
 596         if ((( ra & (UA_KNOWN | UA_ZAPPED)))
 597             && ((qrbuf->QRfloor == (FloorBeingSearched))
 598                 || ((FloorBeingSearched) < 0)))
 599                 list_roomname(qrbuf, ra, view, qrbuf->QRdefaultview);
 600 }
 601
 602 void cmd_lrms(char *argbuf)
 603 {
 604         int FloorBeingSearched = (-1);
 605         if (!IsEmptyStr(argbuf))
 606                 FloorBeingSearched = extract_int(argbuf, 0);
 607
 608         if (CtdlAccessCheck(ac_logged_in)) return;
 609
 610         if (getuser(&CC->user, CC->curr_user)) {
 611                 cprintf("%d Can't locate user!\n", ERROR + INTERNAL_ERROR);
 612                 return;
 613         }
 614         cprintf("%d Accessible rooms:\n", LISTING_FOLLOWS);
 615
 616         ForEachRoom(cmd_lrms_backend, &FloorBeingSearched);
 617         cprintf("000\n");
 618 }
 619
 620
 621
 622 /*
 623  * cmd_lkra()   -  List all known rooms
 624  */
 625 void cmd_lkra_backend(struct ctdlroom *qrbuf, void *data)
 626 {
 627         int FloorBeingSearched = (-1);
 628         int ra;
 629         int view;
 630
 631         FloorBeingSearched = *(int *)data;
 632         CtdlRoomAccess(qrbuf, &CC->user, &ra, &view);
 633
 634         if ((( ra & (UA_KNOWN)))
 635             && ((qrbuf->QRfloor == (FloorBeingSearched))
 636                 || ((FloorBeingSearched) < 0)))
 637                 list_roomname(qrbuf, ra, view, qrbuf->QRdefaultview);
 638 }
 639
 640 void cmd_lkra(char *argbuf)
 641 {
 642         int FloorBeingSearched = (-1);
 643         if (!IsEmptyStr(argbuf))
 644                 FloorBeingSearched = extract_int(argbuf, 0);
 645
 646         if (CtdlAccessCheck(ac_logged_in)) return;
 647
 648         if (getuser(&CC->user, CC->curr_user)) {
 649                 cprintf("%d Can't locate user!\n", ERROR + INTERNAL_ERROR);
 650                 return;
 651         }
 652         cprintf("%d Known rooms:\n", LISTING_FOLLOWS);
 653
 654         ForEachRoom(cmd_lkra_backend, &FloorBeingSearched);
 655         cprintf("000\n");
 656 }
 657
 658
 659
 660 void cmd_lprm_backend(struct ctdlroom *qrbuf, void *data)
 661 {
 662         int FloorBeingSearched = (-1);
 663         int ra;
 664         int view;
 665
 666         FloorBeingSearched = *(int *)data;
 667         CtdlRoomAccess(qrbuf, &CC->user, &ra, &view);
 668
 669         if (   ((qrbuf->QRflags & QR_PRIVATE) == 0)
 670                 && ((qrbuf->QRflags & QR_MAILBOX) == 0)
 671             && ((qrbuf->QRfloor == (FloorBeingSearched))
 672                 || ((FloorBeingSearched) < 0)))
 673                 list_roomname(qrbuf, ra, view, qrbuf->QRdefaultview);
 674 }
 675
 676 void cmd_lprm(char *argbuf)
 677 {
 678         int FloorBeingSearched = (-1);
 679         if (!IsEmptyStr(argbuf))
 680                 FloorBeingSearched = extract_int(argbuf, 0);
 681
 682         cprintf("%d Publiic rooms:\n", LISTING_FOLLOWS);
 683
 684         ForEachRoom(cmd_lprm_backend, &FloorBeingSearched);
 685         cprintf("000\n");
 686 }
 687
 688
 689
 690 /*
 691  * cmd_lkrn()   -  List all known rooms with new messages
 692  */
 693 void cmd_lkrn_backend(struct ctdlroom *qrbuf, void *data)
 694 {
 695         int FloorBeingSearched = (-1);
 696         int ra;
 697         int view;
 698
 699         FloorBeingSearched = *(int *)data;
 700         CtdlRoomAccess(qrbuf, &CC->user, &ra, &view);
 701
 702         if ((ra & UA_KNOWN)
 703             && (ra & UA_HASNEWMSGS)
 704             && ((qrbuf->QRfloor == (FloorBeingSearched))
 705                 || ((FloorBeingSearched) < 0)))
 706                 list_roomname(qrbuf, ra, view, qrbuf->QRdefaultview);
 707 }
 708
 709 void cmd_lkrn(char *argbuf)
 710 {
 711         int FloorBeingSearched = (-1);
 712         if (!IsEmptyStr(argbuf))
 713                 FloorBeingSearched = extract_int(argbuf, 0);
 714
 715         if (CtdlAccessCheck(ac_logged_in)) return;
 716
 717         if (getuser(&CC->user, CC->curr_user)) {
 718                 cprintf("%d Can't locate user!\n", ERROR + INTERNAL_ERROR);
 719                 return;
 720         }
 721         cprintf("%d Rooms w/ new msgs:\n", LISTING_FOLLOWS);
 722
 723         ForEachRoom(cmd_lkrn_backend, &FloorBeingSearched);
 724         cprintf("000\n");
 725 }
 726
 727
 728
 729 /*
 730  * cmd_lkro()   -  List all known rooms
 731  */
 732 void cmd_lkro_backend(struct ctdlroom *qrbuf, void *data)
 733 {
 734         int FloorBeingSearched = (-1);
 735         int ra;
 736         int view;
 737
 738         FloorBeingSearched = *(int *)data;
 739         CtdlRoomAccess(qrbuf, &CC->user, &ra, &view);
 740
 741         if ((ra & UA_KNOWN)
 742             && ((ra & UA_HASNEWMSGS) == 0)
 743             && ((qrbuf->QRfloor == (FloorBeingSearched))
 744                 || ((FloorBeingSearched) < 0)))
 745                 list_roomname(qrbuf, ra, view, qrbuf->QRdefaultview);
 746 }
 747
 748 void cmd_lkro(char *argbuf)
 749 {
 750         int FloorBeingSearched = (-1);
 751         if (!IsEmptyStr(argbuf))
 752                 FloorBeingSearched = extract_int(argbuf, 0);
 753
 754         if (CtdlAccessCheck(ac_logged_in)) return;
 755
 756         if (getuser(&CC->user, CC->curr_user)) {
 757                 cprintf("%d Can't locate user!\n", ERROR + INTERNAL_ERROR);
 758                 return;
 759         }
 760         cprintf("%d Rooms w/o new msgs:\n", LISTING_FOLLOWS);
 761
 762         ForEachRoom(cmd_lkro_backend, &FloorBeingSearched);
 763         cprintf("000\n");
 764 }
 765
 766
 767
 768 /*
 769  * cmd_lzrm()   -  List all forgotten rooms
 770  */
 771 void cmd_lzrm_backend(struct ctdlroom *qrbuf, void *data)
 772 {
 773         int FloorBeingSearched = (-1);
 774         int ra;
 775         int view;
 776
 777         FloorBeingSearched = *(int *)data;
 778         CtdlRoomAccess(qrbuf, &CC->user, &ra, &view);
 779
 780         if ((ra & UA_GOTOALLOWED)
 781             && (ra & UA_ZAPPED)
 782             && ((qrbuf->QRfloor == (FloorBeingSearched))
 783                 || ((FloorBeingSearched) < 0)))
 784                 list_roomname(qrbuf, ra, view, qrbuf->QRdefaultview);
 785 }
 786
 787 void cmd_lzrm(char *argbuf)
 788 {
 789         int FloorBeingSearched = (-1);
 790         if (!IsEmptyStr(argbuf))
 791                 FloorBeingSearched = extract_int(argbuf, 0);
 792
 793         if (CtdlAccessCheck(ac_logged_in)) return;
 794
 795         if (getuser(&CC->user, CC->curr_user)) {
 796                 cprintf("%d Can't locate user!\n", ERROR + INTERNAL_ERROR);
 797                 return;
 798         }
 799         cprintf("%d Zapped rooms:\n", LISTING_FOLLOWS);
 800
 801         ForEachRoom(cmd_lzrm_backend, &FloorBeingSearched);
 802         cprintf("000\n");
 803 }
 804
 805
 806 /*
 807  * Make the specified room the current room for this session.  No validation
 808  * or access control is done here -- the caller should make sure that the
 809  * specified room exists and is ok to access.
 810  */
 811 void usergoto(char *where, int display_result, int transiently,
 812                 int *retmsgs, int *retnew)
 813 {
 814         int a;
 815         int new_messages = 0;
 816         int old_messages = 0;
 817         int total_messages = 0;
 818         int info = 0;
 819         int rmailflag;
 820         int raideflag;
 821         int newmailcount = 0;
 822         struct visit vbuf;
 823         char truncated_roomname[ROOMNAMELEN];
 824         struct cdbdata *cdbfr;
 825         long *msglist = NULL;
 826         int num_msgs = 0;
 827         unsigned int original_v_flags;
 828         int num_sets;
 829         int s;
 830         char setstr[128], lostr[64], histr[64];
 831         long lo, hi;
 832         int is_trash = 0;
 833
 834         /* If the supplied room name is NULL, the caller wants us to know that
 835          * it has already copied the room record into CC->room, so
 836          * we can skip the extra database fetch.
 837          */
 838         if (where != NULL) {
 839                 safestrncpy(CC->room.QRname, where, sizeof CC->room.QRname);
 840                 getroom(&CC->room, where);
 841         }
 842
 843         /* Take care of all the formalities. */
 844
 845         begin_critical_section(S_USERS);
 846         CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
 847         original_v_flags = vbuf.v_flags;
 848
 849         /* Know the room ... but not if it's the page log room, or if the
 850          * caller specified that we're only entering this room transiently.
 851          */
 852         if ((strcasecmp(CC->room.QRname, config.c_logpages))
 853            && (transiently == 0) ) {
 854                 vbuf.v_flags = vbuf.v_flags & ~V_FORGET & ~V_LOCKOUT;
 855                 vbuf.v_flags = vbuf.v_flags | V_ACCESS;
 856         }
 857
 858         /* Only rewrite the database record if we changed something */
 859         if (vbuf.v_flags != original_v_flags) {
 860                 CtdlSetRelationship(&vbuf, &CC->user, &CC->room);
 861         }
 862         end_critical_section(S_USERS);
 863
 864         /* Check for new mail */
 865         newmailcount = NewMailCount();
 866
 867         /* set info to 1 if the user needs to read the room's info file */
 868         if (CC->room.QRinfo > vbuf.v_lastseen) {
 869                 info = 1;
 870         }
 871
 872         cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
 873         if (cdbfr != NULL) {
 874                 msglist = (long *) cdbfr->ptr;
 875                 cdbfr->ptr = NULL;      /* usergoto() now owns this memory */
 876                 num_msgs = cdbfr->len / sizeof(long);
 877                 cdb_free(cdbfr);
 878         }
 879
 880         total_messages = 0;
 881         for (a=0; a<num_msgs; ++a) {
 882                 if (msglist[a] > 0L) ++total_messages;
 883         }
 884         new_messages = num_msgs;
 885         num_sets = num_tokens(vbuf.v_seen, ',');
 886         for (s=0; s<num_sets; ++s) {
 887                 extract_token(setstr, vbuf.v_seen, s, ',', sizeof setstr);
 888
 889                 extract_token(lostr, setstr, 0, ':', sizeof lostr);
 890                 if (num_tokens(setstr, ':') >= 2) {
 891                         extract_token(histr, setstr, 1, ':', sizeof histr);
 892                         if (!strcmp(histr, "*")) {
 893                                 snprintf(histr, sizeof histr, "%ld", LONG_MAX);
 894                         }
 895                 }
 896                 else {
 897                         strcpy(histr, lostr);
 898                 }
 899                 lo = atol(lostr);
 900                 hi = atol(histr);
 901
 902                 for (a=0; a<num_msgs; ++a) if (msglist[a] > 0L) {
 903                         if ((msglist[a] >= lo) && (msglist[a] <= hi)) {
 904                                 ++old_messages;
 905                                 msglist[a] = 0L;
 906                         }
 907                 }
 908         }
 909         new_messages = total_messages - old_messages;
 910
 911         if (msglist != NULL) free(msglist);
 912
 913         if (CC->room.QRflags & QR_MAILBOX)
 914                 rmailflag = 1;
 915         else
 916                 rmailflag = 0;
 917
 918         if ((CC->room.QRroomaide == CC->user.usernum)
 919             || (CC->user.axlevel >= 6))
 920                 raideflag = 1;
 921         else
 922                 raideflag = 0;
 923
 924         safestrncpy(truncated_roomname, CC->room.QRname, sizeof truncated_roomname);
 925         if ( (CC->room.QRflags & QR_MAILBOX)
 926            && (atol(CC->room.QRname) == CC->user.usernum) ) {
 927                 safestrncpy(truncated_roomname, &truncated_roomname[11], sizeof truncated_roomname);
 928         }
 929
 930         if (!strcasecmp(truncated_roomname, USERTRASHROOM)) {
 931                 is_trash = 1;
 932         }
 933
 934         if (retmsgs != NULL) *retmsgs = total_messages;
 935         if (retnew != NULL) *retnew = new_messages;
 936         CtdlLogPrintf(CTDL_DEBUG, "<%s> %d new of %d total messages\n",
 937                 CC->room.QRname,
 938                 new_messages, total_messages
 939         );
 940
 941         CC->curr_view = (int)vbuf.v_view;
 942
 943         if (display_result) {
 944                 cprintf("%d%c%s|%d|%d|%d|%d|%ld|%ld|%d|%d|%d|%d|%d|%d|%d|%d|\n",
 945                         CIT_OK, CtdlCheckExpress(),
 946                         truncated_roomname,
 947                         (int)new_messages,
 948                         (int)total_messages,
 949                         (int)info,
 950                         (int)CC->room.QRflags,
 951                         (long)CC->room.QRhighest,
 952                         (long)vbuf.v_lastseen,
 953                         (int)rmailflag,
 954                         (int)raideflag,
 955                         (int)newmailcount,
 956                         (int)CC->room.QRfloor,
 957                         (int)vbuf.v_view,
 958                         (int)CC->room.QRdefaultview,
 959                         (int)is_trash,
 960                         (int)CC->room.QRflags2
 961                 );
 962         }
 963 }
 964
 965
 966 /*
 967  * Handle some of the macro named rooms
 968  */
 969 void convert_room_name_macros(char *towhere, size_t maxlen) {
 970         if (!strcasecmp(towhere, "_BASEROOM_")) {
 971                 safestrncpy(towhere, config.c_baseroom, maxlen);
 972         }
 973         else if (!strcasecmp(towhere, "_MAIL_")) {
 974                 safestrncpy(towhere, MAILROOM, maxlen);
 975         }
 976         else if (!strcasecmp(towhere, "_TRASH_")) {
 977                 safestrncpy(towhere, USERTRASHROOM, maxlen);
 978         }
 979         else if (!strcasecmp(towhere, "_BITBUCKET_")) {
 980                 safestrncpy(towhere, config.c_twitroom, maxlen);
 981         }
 982         else if (!strcasecmp(towhere, "_CALENDAR_")) {
 983                 safestrncpy(towhere, USERCALENDARROOM, maxlen);
 984         }
 985         else if (!strcasecmp(towhere, "_TASKS_")) {
 986                 safestrncpy(towhere, USERTASKSROOM, maxlen);
 987         }
 988         else if (!strcasecmp(towhere, "_CONTACTS_")) {
 989                 safestrncpy(towhere, USERCONTACTSROOM, maxlen);
 990         }
 991         else if (!strcasecmp(towhere, "_NOTES_")) {
 992                 safestrncpy(towhere, USERNOTESROOM, maxlen);
 993         }
 994 }
 995
 996
 997 /*
 998  * cmd_goto()  -  goto a new room
 999  */
1000 void cmd_goto(char *gargs)
1001 {
1002         struct ctdlroom QRscratch;
1003         int c;
1004         int ok = 0;
1005         int ra;
1006         char augmented_roomname[ROOMNAMELEN];
1007         char towhere[ROOMNAMELEN];
1008         char password[32];
1009         int transiently = 0;
1010
1011         if (CtdlAccessCheck(ac_logged_in)) return;
1012
1013         extract_token(towhere, gargs, 0, '|', sizeof towhere);
1014         extract_token(password, gargs, 1, '|', sizeof password);
1015         transiently = extract_int(gargs, 2);
1016
1017         getuser(&CC->user, CC->curr_user);
1018
1019         /*
1020          * Handle some of the macro named rooms
1021          */
1022         convert_room_name_macros(towhere, sizeof towhere);
1023
1024         /* First try a regular match */
1025         c = getroom(&QRscratch, towhere);
1026
1027         /* Then try a mailbox name match */
1028         if (c != 0) {
1029                 MailboxName(augmented_roomname, sizeof augmented_roomname,
1030                             &CC->user, towhere);
1031                 c = getroom(&QRscratch, augmented_roomname);
1032                 if (c == 0)
1033                         safestrncpy(towhere, augmented_roomname, sizeof towhere);
1034         }
1035
1036         /* And if the room was found... */
1037         if (c == 0) {
1038
1039                 /* Let internal programs go directly to any room. */
1040                 if (CC->internal_pgm) {
1041                         memcpy(&CC->room, &QRscratch,
1042                                 sizeof(struct ctdlroom));
1043                         usergoto(NULL, 1, transiently, NULL, NULL);
1044                         return;
1045                 }
1046
1047                 /* See if there is an existing user/room relationship */
1048                 CtdlRoomAccess(&QRscratch, &CC->user, &ra, NULL);
1049
1050                 /* normal clients have to pass through security */
1051                 if (ra & UA_GOTOALLOWED) {
1052                         ok = 1;
1053                 }
1054
1055                 if (ok == 1) {
1056                         if ((QRscratch.QRflags & QR_MAILBOX) &&
1057                             ((ra & UA_GOTOALLOWED))) {
1058                                 memcpy(&CC->room, &QRscratch,
1059                                         sizeof(struct ctdlroom));
1060                                 usergoto(NULL, 1, transiently, NULL, NULL);
1061                                 return;
1062                         } else if ((QRscratch.QRflags & QR_PASSWORDED) &&
1063                             ((ra & UA_KNOWN) == 0) &&
1064                             (strcasecmp(QRscratch.QRpasswd, password)) &&
1065                             (CC->user.axlevel < 6)
1066                             ) {
1067                                 cprintf("%d wrong or missing passwd\n",
1068                                         ERROR + PASSWORD_REQUIRED);
1069                                 return;
1070                         } else if ((QRscratch.QRflags & QR_PRIVATE) &&
1071                                    ((QRscratch.QRflags & QR_PASSWORDED) == 0) &&
1072                                    ((QRscratch.QRflags & QR_GUESSNAME) == 0) &&
1073                                    ((ra & UA_KNOWN) == 0) &&
1074                                    (CC->user.axlevel < 6)
1075                                   ) {
1076                                 CtdlLogPrintf(CTDL_DEBUG, "Failed to acquire private room\n");
1077                         } else {
1078                                 memcpy(&CC->room, &QRscratch,
1079                                         sizeof(struct ctdlroom));
1080                                 usergoto(NULL, 1, transiently, NULL, NULL);
1081                                 return;
1082                         }
1083                 }
1084         }
1085
1086         cprintf("%d room '%s' not found\n", ERROR + ROOM_NOT_FOUND, towhere);
1087 }
1088
1089
1090 void cmd_whok(void)
1091 {
1092         struct ctdluser temp;
1093         struct cdbdata *cdbus;
1094         int ra;
1095
1096         cprintf("%d Who knows room:\n", LISTING_FOLLOWS);
1097         cdb_rewind(CDB_USERS);
1098         while (cdbus = cdb_next_item(CDB_USERS), cdbus != NULL) {
1099                 memset(&temp, 0, sizeof temp);
1100                 memcpy(&temp, cdbus->ptr, sizeof temp);
1101                 cdb_free(cdbus);
1102
1103                 CtdlRoomAccess(&CC->room, &temp, &ra, NULL);
1104                 if ((CC->room.QRflags & QR_INUSE)
1105                     && (ra & UA_KNOWN)
1106                     )
1107                         cprintf("%s\n", temp.fullname);
1108         }
1109         cprintf("000\n");
1110 }
1111
1112
1113 /*
1114  * RDIR command for room directory
1115  */
1116 void cmd_rdir(void)
1117 {
1118         char buf[256];
1119         char comment[256];
1120         FILE *fd;
1121         struct stat statbuf;
1122         DIR *filedir = NULL;
1123         struct dirent *filedir_entry;
1124         int d_namelen;
1125         char buf2[SIZ];
1126         char mimebuf[64];
1127         long len;
1128
1129         if (CtdlAccessCheck(ac_logged_in)) return;
1130
1131         getroom(&CC->room, CC->room.QRname);
1132         getuser(&CC->user, CC->curr_user);
1133
1134         if ((CC->room.QRflags & QR_DIRECTORY) == 0) {
1135                 cprintf("%d not here.\n", ERROR + NOT_HERE);
1136                 return;
1137         }
1138         if (((CC->room.QRflags & QR_VISDIR) == 0)
1139             && (CC->user.axlevel < 6)
1140             && (CC->user.usernum != CC->room.QRroomaide)) {
1141                 cprintf("%d not here.\n", ERROR + HIGHER_ACCESS_REQUIRED);
1142                 return;
1143         }
1144
1145         snprintf(buf, sizeof buf, "%s/%s", ctdl_file_dir, CC->room.QRdirname);
1146         filedir = opendir (buf);
1147
1148         if (filedir == NULL) {
1149                 cprintf("%d not here.\n", ERROR + HIGHER_ACCESS_REQUIRED);
1150                 return;
1151         }
1152         cprintf("%d %s|%s/%s\n", LISTING_FOLLOWS, config.c_fqdn, ctdl_file_dir, CC->room.QRdirname);
1153
1154         snprintf(buf, sizeof buf, "%s/%s/filedir", ctdl_file_dir, CC->room.QRdirname);
1155         fd = fopen(buf, "r");
1156         if (fd == NULL)
1157                 fd = fopen("/dev/null", "r");
1158         while ((filedir_entry = readdir(filedir)))
1159         {
1160                 if (strcasecmp(filedir_entry->d_name, "filedir") && filedir_entry->d_name[0] != '.')
1161                 {
1162 #ifdef _DIRENT_HAVE_D_NAMELEN
1163                         d_namelen = filedir_entry->d_namelen;
1164 #else
1165                         d_namelen = strlen(filedir_entry->d_name);
1166 #endif
1167                         snprintf(buf, sizeof buf, "%s/%s/%s", ctdl_file_dir, CC->room.QRdirname, filedir_entry->d_name);
1168                         stat(buf, &statbuf);    /* stat the file */
1169                         if (!(statbuf.st_mode & S_IFREG))
1170                         {
1171                                 snprintf(buf2, sizeof buf2, "Command RDIR found something that is not a useable file. It should be cleaned up.\n RDIR found this non regular file:\n%s\n", buf);
1172                                 aide_message(buf2, "RDIR found bad file");
1173                                 continue;       /* not a useable file type so don't show it */
1174                         }
1175                         safestrncpy(comment, "", sizeof comment);
1176                         fseek(fd, 0L, 0);       /* rewind descriptions file */
1177                         /* Get the description from the descriptions file */
1178                         while ((fgets(buf, sizeof buf, fd) != NULL) && (IsEmptyStr(comment)))
1179                         {
1180                                 buf[strlen(buf) - 1] = 0;
1181                                 if ((!strncasecmp(buf, filedir_entry->d_name, d_namelen)) && (buf[d_namelen] == ' '))
1182                                         safestrncpy(comment, &buf[d_namelen + 1], sizeof comment);
1183                         }
1184                         len = extract_token (mimebuf, comment, 0,' ', 64);
1185                         if ((len <0) || strchr(mimebuf, '/') == NULL)
1186                         {
1187                                 snprintf (mimebuf, 64, "application/octetstream");
1188                                 len = 0;
1189                         }
1190                         cprintf("%s|%ld|%s|%s\n",
1191                                 filedir_entry->d_name,
1192                                 (long)statbuf.st_size,
1193                                 mimebuf,
1194                                 &comment[len]);
1195                 }
1196         }
1197         fclose(fd);
1198         closedir(filedir);
1199
1200         cprintf("000\n");
1201 }
1202
1203 /*
1204  * get room parameters (aide or room aide command)
1205  */
1206 void cmd_getr(void)
1207 {
1208         if (CtdlAccessCheck(ac_room_aide)) return;
1209
1210         getroom(&CC->room, CC->room.QRname);
1211         cprintf("%d%c%s|%s|%s|%d|%d|%d|%d|%d|\n",
1212                 CIT_OK,
1213                 CtdlCheckExpress(),
1214
1215                 ((CC->room.QRflags & QR_MAILBOX) ?
1216                         &CC->room.QRname[11] : CC->room.QRname),
1217
1218                 ((CC->room.QRflags & QR_PASSWORDED) ?
1219                         CC->room.QRpasswd : ""),
1220
1221                 ((CC->room.QRflags & QR_DIRECTORY) ?
1222                         CC->room.QRdirname : ""),
1223
1224                 CC->room.QRflags,
1225                 (int) CC->room.QRfloor,
1226                 (int) CC->room.QRorder,
1227
1228                 CC->room.QRdefaultview,
1229                 CC->room.QRflags2
1230                 );
1231 }
1232
1233
1234 /*
1235  * Back end function to rename a room.
1236  * You can also specify which floor to move the room to, or specify -1 to
1237  * keep the room on the same floor it was on.
1238  *
1239  * If you are renaming a mailbox room, you must supply the namespace prefix
1240  * in *at least* the old name!
1241  */
1242 int CtdlRenameRoom(char *old_name, char *new_name, int new_floor) {
1243         int old_floor = 0;
1244         struct ctdlroom qrbuf;
1245         struct ctdlroom qrtmp;
1246         int ret = 0;
1247         struct floor *fl;
1248         struct floor flbuf;
1249         long owner = 0L;
1250         char actual_old_name[ROOMNAMELEN];
1251
1252         CtdlLogPrintf(CTDL_DEBUG, "CtdlRenameRoom(%s, %s, %d)\n",
1253                 old_name, new_name, new_floor);
1254
1255         if (new_floor >= 0) {
1256                 fl = cgetfloor(new_floor);
1257                 if ((fl->f_flags & F_INUSE) == 0) {
1258                         return(crr_invalid_floor);
1259                 }
1260         }
1261
1262         begin_critical_section(S_ROOMS);
1263
1264         if ( (getroom(&qrtmp, new_name) == 0)
1265            && (strcasecmp(new_name, old_name)) ) {
1266                 ret = crr_already_exists;
1267         }
1268
1269         else if (getroom(&qrbuf, old_name) != 0) {
1270                 ret = crr_room_not_found;
1271         }
1272
1273         else if ( (CC->user.axlevel < 6) && (!CC->internal_pgm)
1274                   && (CC->user.usernum != qrbuf.QRroomaide)
1275                   && ( (((qrbuf.QRflags & QR_MAILBOX) == 0) || (atol(qrbuf.QRname) != CC->user.usernum))) )  {
1276                 ret = crr_access_denied;
1277         }
1278
1279         else if (is_noneditable(&qrbuf)) {
1280                 ret = crr_noneditable;
1281         }
1282
1283         else {
1284                 /* Rename it */
1285                 safestrncpy(actual_old_name, qrbuf.QRname, sizeof actual_old_name);
1286                 if (qrbuf.QRflags & QR_MAILBOX) {
1287                         owner = atol(qrbuf.QRname);
1288                 }
1289                 if ( (owner > 0L) && (atol(new_name) == 0L) ) {
1290                         snprintf(qrbuf.QRname, sizeof(qrbuf.QRname),
1291                                         "%010ld.%s", owner, new_name);
1292                 }
1293                 else {
1294                         safestrncpy(qrbuf.QRname, new_name,
1295                                                 sizeof(qrbuf.QRname));
1296                 }
1297
1298                 /* Reject change of floor for baseroom/aideroom */
1299                 if (!strncasecmp(old_name, config.c_baseroom, ROOMNAMELEN) ||
1300                     !strncasecmp(old_name, config.c_aideroom, ROOMNAMELEN)) {
1301                         new_floor = 0;
1302                 }
1303
1304                 /* Take care of floor stuff */
1305                 old_floor = qrbuf.QRfloor;
1306                 if (new_floor < 0) {
1307                         new_floor = old_floor;
1308                 }
1309                 qrbuf.QRfloor = new_floor;
1310                 putroom(&qrbuf);
1311
1312                 begin_critical_section(S_CONFIG);
1313
1314                 /* If baseroom/aideroom name changes, update config */
1315                 if (!strncasecmp(old_name, config.c_baseroom, ROOMNAMELEN)) {
1316                         safestrncpy(config.c_baseroom, new_name, ROOMNAMELEN);
1317                         put_config();
1318                 }
1319                 if (!strncasecmp(old_name, config.c_aideroom, ROOMNAMELEN)) {
1320                         safestrncpy(config.c_aideroom, new_name, ROOMNAMELEN);
1321                         put_config();
1322                 }
1323
1324                 end_critical_section(S_CONFIG);
1325
1326                 /* If the room name changed, then there are now two room
1327                  * records, so we have to delete the old one.
1328                  */
1329                 if (strcasecmp(new_name, old_name)) {
1330                         b_deleteroom(actual_old_name);
1331                 }
1332
1333                 ret = crr_ok;
1334         }
1335
1336         end_critical_section(S_ROOMS);
1337
1338         /* Adjust the floor reference counts if necessary */
1339         if (new_floor != old_floor) {
1340                 lgetfloor(&flbuf, old_floor);
1341                 --flbuf.f_ref_count;
1342                 lputfloor(&flbuf, old_floor);
1343                 CtdlLogPrintf(CTDL_DEBUG, "Reference count for floor %d is now %d\n", old_floor, flbuf.f_ref_count);
1344                 lgetfloor(&flbuf, new_floor);
1345                 ++flbuf.f_ref_count;
1346                 lputfloor(&flbuf, new_floor);
1347                 CtdlLogPrintf(CTDL_DEBUG, "Reference count for floor %d is now %d\n", new_floor, flbuf.f_ref_count);
1348         }
1349
1350         /* ...and everybody say "YATTA!" */
1351         return(ret);
1352 }
1353
1354
1355 /*
1356  * set room parameters (aide or room aide command)
1357  */
1358 void cmd_setr(char *args)
1359 {
1360         char buf[256];
1361         int new_order = 0;
1362         int r;
1363         int new_floor;
1364         char new_name[ROOMNAMELEN];
1365
1366         if (CtdlAccessCheck(ac_logged_in)) return;
1367
1368         if (num_parms(args) >= 6) {
1369                 new_floor = extract_int(args, 5);
1370         } else {
1371                 new_floor = (-1);       /* don't change the floor */
1372         }
1373
1374         /* When is a new name more than just a new name?  When the old name
1375          * has a namespace prefix.
1376          */
1377         if (CC->room.QRflags & QR_MAILBOX) {
1378                 sprintf(new_name, "%010ld.", atol(CC->room.QRname) );
1379         } else {
1380                 safestrncpy(new_name, "", sizeof new_name);
1381         }
1382         extract_token(&new_name[strlen(new_name)], args, 0, '|', (sizeof new_name - strlen(new_name)));
1383
1384         r = CtdlRenameRoom(CC->room.QRname, new_name, new_floor);
1385
1386         if (r == crr_room_not_found) {
1387                 cprintf("%d Internal error - room not found?\n", ERROR + INTERNAL_ERROR);
1388         } else if (r == crr_already_exists) {
1389                 cprintf("%d '%s' already exists.\n",
1390                         ERROR + ALREADY_EXISTS, new_name);
1391         } else if (r == crr_noneditable) {
1392                 cprintf("%d Cannot edit this room.\n", ERROR + NOT_HERE);
1393         } else if (r == crr_invalid_floor) {
1394                 cprintf("%d Target floor does not exist.\n",
1395                         ERROR + INVALID_FLOOR_OPERATION);
1396         } else if (r == crr_access_denied) {
1397                 cprintf("%d You do not have permission to edit '%s'\n",
1398                         ERROR + HIGHER_ACCESS_REQUIRED,
1399                         CC->room.QRname);
1400         } else if (r != crr_ok) {
1401                 cprintf("%d Error: CtdlRenameRoom() returned %d\n",
1402                         ERROR + INTERNAL_ERROR, r);
1403         }
1404
1405         if (r != crr_ok) {
1406                 return;
1407         }
1408
1409         getroom(&CC->room, new_name);
1410
1411         /* Now we have to do a bunch of other stuff */
1412
1413         if (num_parms(args) >= 7) {
1414                 new_order = extract_int(args, 6);
1415                 if (new_order < 1)
1416                         new_order = 1;
1417                 if (new_order > 127)
1418                         new_order = 127;
1419         }
1420
1421         lgetroom(&CC->room, CC->room.QRname);
1422
1423         /* Directory room */
1424         extract_token(buf, args, 2, '|', sizeof buf);
1425         buf[15] = 0;
1426         safestrncpy(CC->room.QRdirname, buf,
1427                 sizeof CC->room.QRdirname);
1428
1429         /* Default view */
1430         if (num_parms(args) >= 8) {
1431                 CC->room.QRdefaultview = extract_int(args, 7);
1432         }
1433
1434         /* Second set of flags */
1435         if (num_parms(args) >= 9) {
1436                 CC->room.QRflags2 = extract_int(args, 8);
1437         }
1438
1439         /* Misc. flags */
1440         CC->room.QRflags = (extract_int(args, 3) | QR_INUSE);
1441         /* Clean up a client boo-boo: if the client set the room to
1442          * guess-name or passworded, ensure that the private flag is
1443          * also set.
1444          */
1445         if ((CC->room.QRflags & QR_GUESSNAME)
1446             || (CC->room.QRflags & QR_PASSWORDED))
1447                 CC->room.QRflags |= QR_PRIVATE;
1448
1449         /* Some changes can't apply to BASEROOM */
1450         if (!strncasecmp(CC->room.QRname, config.c_baseroom,
1451                          ROOMNAMELEN)) {
1452                 CC->room.QRorder = 0;
1453                 CC->room.QRpasswd[0] = '\0';
1454                 CC->room.QRflags &= ~(QR_PRIVATE & QR_PASSWORDED &
1455                         QR_GUESSNAME & QR_PREFONLY & QR_MAILBOX);
1456                 CC->room.QRflags |= QR_PERMANENT;
1457         } else {
1458                 /* March order (doesn't apply to AIDEROOM) */
1459                 if (num_parms(args) >= 7)
1460                         CC->room.QRorder = (char) new_order;
1461                 /* Room password */
1462                 extract_token(buf, args, 1, '|', sizeof buf);
1463                 buf[10] = 0;
1464                 safestrncpy(CC->room.QRpasswd, buf,
1465                             sizeof CC->room.QRpasswd);
1466                 /* Kick everyone out if the client requested it
1467                  * (by changing the room's generation number)
1468                  */
1469                 if (extract_int(args, 4)) {
1470                         time(&CC->room.QRgen);
1471                 }
1472         }
1473         /* Some changes can't apply to AIDEROOM */
1474         if (!strncasecmp(CC->room.QRname, config.c_baseroom,
1475                          ROOMNAMELEN)) {
1476                 CC->room.QRorder = 0;
1477                 CC->room.QRflags &= ~QR_MAILBOX;
1478                 CC->room.QRflags |= QR_PERMANENT;
1479         }
1480
1481         /* Write the room record back to disk */
1482         lputroom(&CC->room);
1483
1484         /* Create a room directory if necessary */
1485         if (CC->room.QRflags & QR_DIRECTORY) {
1486                 snprintf(buf, sizeof buf,"%s/%s",
1487                                  ctdl_file_dir,
1488                                  CC->room.QRdirname);
1489                 mkdir(buf, 0755);
1490         }
1491         snprintf(buf, sizeof buf, "The room \"%s\" has been edited by %s.\n",
1492                 CC->room.QRname, CC->curr_user);
1493         aide_message(buf, "Room modification Message");
1494         cprintf("%d Ok\n", CIT_OK);
1495 }
1496
1497
1498
1499 /*
1500  * get the name of the room aide for this room
1501  */
1502 void cmd_geta(void)
1503 {
1504         struct ctdluser usbuf;
1505
1506         if (CtdlAccessCheck(ac_logged_in)) return;
1507
1508         if (getuserbynumber(&usbuf, CC->room.QRroomaide) == 0) {
1509                 cprintf("%d %s\n", CIT_OK, usbuf.fullname);
1510         } else {
1511                 cprintf("%d \n", CIT_OK);
1512         }
1513 }
1514
1515
1516 /*
1517  * set the room aide for this room
1518  */
1519 void cmd_seta(char *new_ra)
1520 {
1521         struct ctdluser usbuf;
1522         long newu;
1523         char buf[SIZ];
1524         int post_notice;
1525
1526         if (CtdlAccessCheck(ac_room_aide)) return;
1527
1528         if (getuser(&usbuf, new_ra) != 0) {
1529                 newu = (-1L);
1530         } else {
1531                 newu = usbuf.usernum;
1532         }
1533
1534         lgetroom(&CC->room, CC->room.QRname);
1535         post_notice = 0;
1536         if (CC->room.QRroomaide != newu) {
1537                 post_notice = 1;
1538         }
1539         CC->room.QRroomaide = newu;
1540         lputroom(&CC->room);
1541
1542         /*
1543          * We have to post the change notice _after_ writing changes to
1544          * the room table, otherwise it would deadlock!
1545          */
1546         if (post_notice == 1) {
1547                 if (!IsEmptyStr(usbuf.fullname))
1548                         snprintf(buf, sizeof buf,
1549                                 "%s is now the room aide for \"%s\".\n",
1550                                 usbuf.fullname, CC->room.QRname);
1551                 else
1552                         snprintf(buf, sizeof buf,
1553                                 "There is now no room aide for \"%s\".\n",
1554                                 CC->room.QRname);
1555                 aide_message(buf, "Aide Room Modification");
1556         }
1557         cprintf("%d Ok\n", CIT_OK);
1558 }
1559
1560 /*
1561  * retrieve info file for this room
1562  */
1563 void cmd_rinf(void)
1564 {
1565         char filename[128];
1566         char buf[SIZ];
1567         FILE *info_fp;
1568
1569         assoc_file_name(filename, sizeof filename, &CC->room, ctdl_info_dir);
1570         info_fp = fopen(filename, "r");
1571
1572         if (info_fp == NULL) {
1573                 cprintf("%d No info file.\n", ERROR + FILE_NOT_FOUND);
1574                 return;
1575         }
1576         cprintf("%d Info:\n", LISTING_FOLLOWS);
1577         while (fgets(buf, sizeof buf, info_fp) != NULL) {
1578                 if (!IsEmptyStr(buf))
1579                         buf[strlen(buf) - 1] = 0;
1580                 cprintf("%s\n", buf);
1581         }
1582         cprintf("000\n");
1583         fclose(info_fp);
1584 }
1585
1586 /*
1587  * Asynchronously schedule a room for deletion.  The room will appear
1588  * deleted to the user(s), but it won't actually get purged from the
1589  * database until THE DREADED AUTO-PURGER makes its next run.
1590  */
1591 void schedule_room_for_deletion(struct ctdlroom *qrbuf)
1592 {
1593         char old_name[ROOMNAMELEN];
1594         static int seq = 0;
1595
1596         CtdlLogPrintf(CTDL_NOTICE, "Scheduling room <%s> for deletion\n",
1597                 qrbuf->QRname);
1598
1599         safestrncpy(old_name, qrbuf->QRname, sizeof old_name);
1600
1601         getroom(qrbuf, qrbuf->QRname);
1602
1603         /* Turn the room into a private mailbox owned by a user who doesn't
1604          * exist.  This will immediately make the room invisible to everyone,
1605          * and qualify the room for purging.
1606          */
1607         snprintf(qrbuf->QRname, sizeof qrbuf->QRname, "9999999999.%08lx.%04d.%s",
1608                 time(NULL),
1609                 ++seq,
1610                 old_name
1611         );
1612         qrbuf->QRflags |= QR_MAILBOX;
1613         time(&qrbuf->QRgen);    /* Use a timestamp as the new generation number  */
1614
1615         putroom(qrbuf);
1616
1617         b_deleteroom(old_name);
1618 }
1619
1620
1621
1622 /*
1623  * Back end processing to delete a room and everything associated with it
1624  * (This one is synchronous and should only get called by THE DREADED
1625  * AUTO-PURGER in serv_expire.c.  All user-facing code should call
1626  * the asynchronous schedule_room_for_deletion() instead.)
1627  */
1628 void delete_room(struct ctdlroom *qrbuf)
1629 {
1630         struct floor flbuf;
1631         char filename[100];
1632         /* TODO: filename magic? does this realy work? */
1633
1634         CtdlLogPrintf(CTDL_NOTICE, "Deleting room <%s>\n", qrbuf->QRname);
1635
1636         /* Delete the info file */
1637         assoc_file_name(filename, sizeof filename, qrbuf, ctdl_info_dir);
1638         unlink(filename);
1639
1640         /* Delete the image file */
1641         assoc_file_name(filename, sizeof filename, qrbuf, ctdl_image_dir);
1642         unlink(filename);
1643
1644         /* Delete the room's network config file */
1645         assoc_file_name(filename, sizeof filename, qrbuf, ctdl_netcfg_dir);
1646         unlink(filename);
1647
1648         /* Delete the messages in the room
1649          * (Careful: this opens an S_ROOMS critical section!)
1650          */
1651         CtdlDeleteMessages(qrbuf->QRname, NULL, 0, "");
1652
1653         /* Flag the room record as not in use */
1654         lgetroom(qrbuf, qrbuf->QRname);
1655         qrbuf->QRflags = 0;
1656         lputroom(qrbuf);
1657
1658         /* then decrement the reference count for the floor */
1659         lgetfloor(&flbuf, (int) (qrbuf->QRfloor));
1660         flbuf.f_ref_count = flbuf.f_ref_count - 1;
1661         lputfloor(&flbuf, (int) (qrbuf->QRfloor));
1662
1663         /* Delete the room record from the database! */
1664         b_deleteroom(qrbuf->QRname);
1665 }
1666
1667
1668
1669 /*
1670  * Check access control for deleting a room
1671  */
1672 int CtdlDoIHavePermissionToDeleteThisRoom(struct ctdlroom *qr) {
1673
1674         if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
1675                 return(0);
1676         }
1677
1678         if (is_noneditable(qr)) {
1679                 return(0);
1680         }
1681
1682         /*
1683          * For mailboxes, check stuff
1684          */
1685         if (qr->QRflags & QR_MAILBOX) {
1686
1687                 if (strlen(qr->QRname) < 12) return(0); /* bad name */
1688
1689                 if (atol(qr->QRname) != CC->user.usernum) {
1690                         return(0);      /* not my room */
1691                 }
1692
1693                 /* Can't delete your Mail> room */
1694                 if (!strcasecmp(&qr->QRname[11], MAILROOM)) return(0);
1695
1696                 /* Otherwise it's ok */
1697                 return(1);
1698         }
1699
1700         /*
1701          * For normal rooms, just check for aide or room aide status.
1702          */
1703         return(is_room_aide());
1704 }
1705
1706 /*
1707  * aide command: kill the current room
1708  */
1709 void cmd_kill(char *argbuf)
1710 {
1711         char deleted_room_name[ROOMNAMELEN];
1712         char msg[SIZ];
1713         int kill_ok;
1714
1715         kill_ok = extract_int(argbuf, 0);
1716
1717         if (CtdlDoIHavePermissionToDeleteThisRoom(&CC->room) == 0) {
1718                 cprintf("%d Can't delete this room.\n", ERROR + NOT_HERE);
1719                 return;
1720         }
1721         if (kill_ok) {
1722                 if (CC->room.QRflags & QR_MAILBOX) {
1723                         safestrncpy(deleted_room_name, &CC->room.QRname[11], sizeof deleted_room_name);
1724                 }
1725                 else {
1726                         safestrncpy(deleted_room_name, CC->room.QRname, sizeof deleted_room_name);
1727                 }
1728
1729                 /* Do the dirty work */
1730                 schedule_room_for_deletion(&CC->room);
1731
1732                 /* Return to the Lobby */
1733                 usergoto(config.c_baseroom, 0, 0, NULL, NULL);
1734
1735                 /* tell the world what we did */
1736                 snprintf(msg, sizeof msg, "The room \"%s\" has been deleted by %s.\n",
1737                          deleted_room_name, CC->curr_user);
1738                 aide_message(msg, "Room Purger Message");
1739                 cprintf("%d '%s' deleted.\n", CIT_OK, deleted_room_name);
1740         } else {
1741                 cprintf("%d ok to delete.\n", CIT_OK);
1742         }
1743 }
1744
1745
1746 /*
1747  * Internal code to create a new room (returns room flags)
1748  *
1749  * Room types:  0=public, 1=guessname, 2=passworded, 3=inv-only,
1750  *              4=mailbox, 5=mailbox, but caller supplies namespace
1751  */
1752 unsigned create_room(char *new_room_name,
1753                      int new_room_type,
1754                      char *new_room_pass,
1755                      int new_room_floor,
1756                      int really_create,
1757                      int avoid_access,
1758                      int new_room_view)
1759 {
1760
1761         struct ctdlroom qrbuf;
1762         struct floor flbuf;
1763         struct visit vbuf;
1764
1765         CtdlLogPrintf(CTDL_DEBUG, "create_room(name=%s, type=%d, view=%d)\n",
1766                 new_room_name, new_room_type, new_room_view);
1767
1768         if (getroom(&qrbuf, new_room_name) == 0) {
1769                 CtdlLogPrintf(CTDL_DEBUG, "%s already exists.\n", new_room_name);
1770                 return(0);
1771         }
1772
1773         memset(&qrbuf, 0, sizeof(struct ctdlroom));
1774         safestrncpy(qrbuf.QRpasswd, new_room_pass, sizeof qrbuf.QRpasswd);
1775         qrbuf.QRflags = QR_INUSE;
1776         if (new_room_type > 0)
1777                 qrbuf.QRflags = (qrbuf.QRflags | QR_PRIVATE);
1778         if (new_room_type == 1)
1779                 qrbuf.QRflags = (qrbuf.QRflags | QR_GUESSNAME);
1780         if (new_room_type == 2)
1781                 qrbuf.QRflags = (qrbuf.QRflags | QR_PASSWORDED);
1782         if ( (new_room_type == 4) || (new_room_type == 5) ) {
1783                 qrbuf.QRflags = (qrbuf.QRflags | QR_MAILBOX);
1784                 /* qrbuf.QRflags2 |= QR2_SUBJECTREQ; */
1785         }
1786
1787         /* If the user is requesting a personal room, set up the room
1788          * name accordingly (prepend the user number)
1789          */
1790         if (new_room_type == 4) {
1791                 MailboxName(qrbuf.QRname, sizeof qrbuf.QRname, &CC->user, new_room_name);
1792         }
1793         else {
1794                 safestrncpy(qrbuf.QRname, new_room_name, sizeof qrbuf.QRname);
1795         }
1796
1797         /* If the room is private, and the system administrator has elected
1798          * to automatically grant room aide privileges, do so now; otherwise,
1799          * set the room aide to undefined.
1800          */
1801         if ((qrbuf.QRflags & QR_PRIVATE) && (CREATAIDE == 1)) {
1802                 qrbuf.QRroomaide = CC->user.usernum;
1803         } else {
1804                 qrbuf.QRroomaide = (-1L);
1805         }
1806
1807         /*
1808          * If the caller is only interested in testing whether this will work,
1809          * return now without creating the room.
1810          */
1811         if (!really_create) return (qrbuf.QRflags);
1812
1813         qrbuf.QRnumber = get_new_room_number();
1814         qrbuf.QRhighest = 0L;   /* No messages in this room yet */
1815         time(&qrbuf.QRgen);     /* Use a timestamp as the generation number */
1816         qrbuf.QRfloor = new_room_floor;
1817         qrbuf.QRdefaultview = new_room_view;
1818
1819         /* save what we just did... */
1820         putroom(&qrbuf);
1821
1822         /* bump the reference count on whatever floor the room is on */
1823         lgetfloor(&flbuf, (int) qrbuf.QRfloor);
1824         flbuf.f_ref_count = flbuf.f_ref_count + 1;
1825         lputfloor(&flbuf, (int) qrbuf.QRfloor);
1826
1827         /* Grant the creator access to the room unless the avoid_access
1828          * parameter was specified.
1829          */
1830         if ( (CC->logged_in) && (avoid_access == 0) ) {
1831                 CtdlGetRelationship(&vbuf, &CC->user, &qrbuf);
1832                 vbuf.v_flags = vbuf.v_flags & ~V_FORGET & ~V_LOCKOUT;
1833                 vbuf.v_flags = vbuf.v_flags | V_ACCESS;
1834                 CtdlSetRelationship(&vbuf, &CC->user, &qrbuf);
1835         }
1836
1837         /* resume our happy day */
1838         return (qrbuf.QRflags);
1839 }
1840
1841
1842 /*
1843  * create a new room
1844  */
1845 void cmd_cre8(char *args)
1846 {
1847         int cre8_ok;
1848         char new_room_name[ROOMNAMELEN];
1849         int new_room_type;
1850         char new_room_pass[32];
1851         int new_room_floor;
1852         int new_room_view;
1853         char *notification_message = NULL;
1854         unsigned newflags;
1855         struct floor *fl;
1856         int avoid_access = 0;
1857
1858         cre8_ok = extract_int(args, 0);
1859         extract_token(new_room_name, args, 1, '|', sizeof new_room_name);
1860         new_room_name[ROOMNAMELEN - 1] = 0;
1861         new_room_type = extract_int(args, 2);
1862         extract_token(new_room_pass, args, 3, '|', sizeof new_room_pass);
1863         avoid_access = extract_int(args, 5);
1864         new_room_view = extract_int(args, 6);
1865         new_room_pass[9] = 0;
1866         new_room_floor = 0;
1867
1868         if ((IsEmptyStr(new_room_name)) && (cre8_ok == 1)) {
1869                 cprintf("%d Invalid room name.\n", ERROR + ILLEGAL_VALUE);
1870                 return;
1871         }
1872
1873         if (!strcasecmp(new_room_name, MAILROOM)) {
1874                 cprintf("%d '%s' already exists.\n",
1875                         ERROR + ALREADY_EXISTS, new_room_name);
1876                 return;
1877         }
1878
1879         if (num_parms(args) >= 5) {
1880                 fl = cgetfloor(extract_int(args, 4));
1881                 if (fl == NULL) {
1882                         cprintf("%d Invalid floor number.\n",
1883                                 ERROR + INVALID_FLOOR_OPERATION);
1884                         return;
1885                 }
1886                 else if ((fl->f_flags & F_INUSE) == 0) {
1887                         cprintf("%d Invalid floor number.\n",
1888                                 ERROR + INVALID_FLOOR_OPERATION);
1889                         return;
1890                 } else {
1891                         new_room_floor = extract_int(args, 4);
1892                 }
1893         }
1894
1895         if (CtdlAccessCheck(ac_logged_in)) return;
1896
1897         if (CC->user.axlevel < config.c_createax && !CC->internal_pgm) {
1898                 cprintf("%d You need higher access to create rooms.\n",
1899                         ERROR + HIGHER_ACCESS_REQUIRED);
1900                 return;
1901         }
1902
1903         if ((IsEmptyStr(new_room_name)) && (cre8_ok == 0)) {
1904                 cprintf("%d Ok to create rooms.\n", CIT_OK);
1905                 return;
1906         }
1907
1908         if ((new_room_type < 0) || (new_room_type > 5)) {
1909                 cprintf("%d Invalid room type.\n", ERROR + ILLEGAL_VALUE);
1910                 return;
1911         }
1912
1913         if (new_room_type == 5) {
1914                 if (CC->user.axlevel < 6) {
1915                         cprintf("%d Higher access required\n",
1916                                 ERROR + HIGHER_ACCESS_REQUIRED);
1917                         return;
1918                 }
1919         }
1920
1921         /* Check to make sure the requested room name doesn't already exist */
1922         newflags = create_room(new_room_name,
1923                                 new_room_type, new_room_pass, new_room_floor,
1924                                 0, avoid_access, new_room_view);
1925         if (newflags == 0) {
1926                 cprintf("%d '%s' already exists.\n",
1927                         ERROR + ALREADY_EXISTS, new_room_name);
1928                 return;
1929         }
1930
1931         if (cre8_ok == 0) {
1932                 cprintf("%d OK to create '%s'\n", CIT_OK, new_room_name);
1933                 return;
1934         }
1935
1936         /* If we reach this point, the room needs to be created. */
1937
1938         newflags = create_room(new_room_name,
1939                            new_room_type, new_room_pass, new_room_floor, 1, 0,
1940                            new_room_view);
1941
1942         /* post a message in Aide> describing the new room */
1943         notification_message = malloc(1024);
1944         snprintf(notification_message, 1024,
1945                 "A new room called \"%s\" has been created by %s%s%s%s%s%s\n",
1946                 new_room_name,
1947                 CC->user.fullname,
1948                 ((newflags & QR_MAILBOX) ? " [personal]" : ""),
1949                 ((newflags & QR_PRIVATE) ? " [private]" : ""),
1950                 ((newflags & QR_GUESSNAME) ? " [hidden]" : ""),
1951                 ((newflags & QR_PASSWORDED) ? " Password: " : ""),
1952                 ((newflags & QR_PASSWORDED) ? new_room_pass : "")
1953         );
1954         aide_message(notification_message, "Room Creation Message");
1955         free(notification_message);
1956
1957         cprintf("%d '%s' has been created.\n", CIT_OK, new_room_name);
1958 }
1959
1960
1961
1962 void cmd_einf(char *ok)
1963 {                               /* enter info file for current room */
1964         FILE *fp;
1965         char infofilename[SIZ];
1966         char buf[SIZ];
1967
1968         unbuffer_output();
1969
1970         if (CtdlAccessCheck(ac_room_aide)) return;
1971
1972         if (atoi(ok) == 0) {
1973                 cprintf("%d Ok.\n", CIT_OK);
1974                 return;
1975         }
1976         assoc_file_name(infofilename, sizeof infofilename, &CC->room, ctdl_info_dir);
1977         CtdlLogPrintf(CTDL_DEBUG, "opening\n");
1978         fp = fopen(infofilename, "w");
1979         CtdlLogPrintf(CTDL_DEBUG, "checking\n");
1980         if (fp == NULL) {
1981                 cprintf("%d Cannot open %s: %s\n",
1982                   ERROR + INTERNAL_ERROR, infofilename, strerror(errno));
1983                 return;
1984         }
1985         cprintf("%d Send info...\n", SEND_LISTING);
1986
1987         do {
1988                 client_getln(buf, sizeof buf);
1989                 if (strcmp(buf, "000"))
1990                         fprintf(fp, "%s\n", buf);
1991         } while (strcmp(buf, "000"));
1992         fclose(fp);
1993
1994         /* now update the room index so people will see our new info */
1995         lgetroom(&CC->room, CC->room.QRname);           /* lock so no one steps on us */
1996         CC->room.QRinfo = CC->room.QRhighest + 1L;
1997         lputroom(&CC->room);
1998 }
1999
2000
2001 /*
2002  * cmd_lflr()   -  List all known floors
2003  */
2004 void cmd_lflr(void)
2005 {
2006         int a;
2007         struct floor flbuf;
2008
2009         if (CtdlAccessCheck(ac_logged_in)) return;
2010
2011         cprintf("%d Known floors:\n", LISTING_FOLLOWS);
2012
2013         for (a = 0; a < MAXFLOORS; ++a) {
2014                 getfloor(&flbuf, a);
2015                 if (flbuf.f_flags & F_INUSE) {
2016                         cprintf("%d|%s|%d\n",
2017                                 a,
2018                                 flbuf.f_name,
2019                                 flbuf.f_ref_count);
2020                 }
2021         }
2022         cprintf("000\n");
2023 }
2024
2025
2026
2027 /*
2028  * create a new floor
2029  */
2030 void cmd_cflr(char *argbuf)
2031 {
2032         char new_floor_name[256];
2033         struct floor flbuf;
2034         int cflr_ok;
2035         int free_slot = (-1);
2036         int a;
2037
2038         extract_token(new_floor_name, argbuf, 0, '|', sizeof new_floor_name);
2039         cflr_ok = extract_int(argbuf, 1);
2040
2041         if (CtdlAccessCheck(ac_aide)) return;
2042
2043         if (IsEmptyStr(new_floor_name)) {
2044                 cprintf("%d Blank floor name not allowed.\n",
2045                         ERROR + ILLEGAL_VALUE);
2046                 return;
2047         }
2048
2049         for (a = 0; a < MAXFLOORS; ++a) {
2050                 getfloor(&flbuf, a);
2051
2052                 /* note any free slots while we're scanning... */
2053                 if (((flbuf.f_flags & F_INUSE) == 0)
2054                     && (free_slot < 0))
2055                         free_slot = a;
2056
2057                 /* check to see if it already exists */
2058                 if ((!strcasecmp(flbuf.f_name, new_floor_name))
2059                     && (flbuf.f_flags & F_INUSE)) {
2060                         cprintf("%d Floor '%s' already exists.\n",
2061                                 ERROR + ALREADY_EXISTS,
2062                                 flbuf.f_name);
2063                         return;
2064                 }
2065         }
2066
2067         if (free_slot < 0) {
2068                 cprintf("%d There is no space available for a new floor.\n",
2069                         ERROR + INVALID_FLOOR_OPERATION);
2070                 return;
2071         }
2072         if (cflr_ok == 0) {
2073                 cprintf("%d ok to create...\n", CIT_OK);
2074                 return;
2075         }
2076         lgetfloor(&flbuf, free_slot);
2077         flbuf.f_flags = F_INUSE;
2078         flbuf.f_ref_count = 0;
2079         safestrncpy(flbuf.f_name, new_floor_name, sizeof flbuf.f_name);
2080         lputfloor(&flbuf, free_slot);
2081         cprintf("%d %d\n", CIT_OK, free_slot);
2082 }
2083
2084
2085
2086 /*
2087  * delete a floor
2088  */
2089 void cmd_kflr(char *argbuf)
2090 {
2091         struct floor flbuf;
2092         int floor_to_delete;
2093         int kflr_ok;
2094         int delete_ok;
2095
2096         floor_to_delete = extract_int(argbuf, 0);
2097         kflr_ok = extract_int(argbuf, 1);
2098
2099         if (CtdlAccessCheck(ac_aide)) return;
2100
2101         lgetfloor(&flbuf, floor_to_delete);
2102
2103         delete_ok = 1;
2104         if ((flbuf.f_flags & F_INUSE) == 0) {
2105                 cprintf("%d Floor %d not in use.\n",
2106                         ERROR + INVALID_FLOOR_OPERATION, floor_to_delete);
2107                 delete_ok = 0;
2108         } else {
2109                 if (flbuf.f_ref_count != 0) {
2110                         cprintf("%d Cannot delete; floor contains %d rooms.\n",
2111                                 ERROR + INVALID_FLOOR_OPERATION,
2112                                 flbuf.f_ref_count);
2113                         delete_ok = 0;
2114                 } else {
2115                         if (kflr_ok == 1) {
2116                                 cprintf("%d Ok\n", CIT_OK);
2117                         } else {
2118                                 cprintf("%d Ok to delete...\n", CIT_OK);
2119                         }
2120
2121                 }
2122
2123         }
2124
2125         if ((delete_ok == 1) && (kflr_ok == 1))
2126                 flbuf.f_flags = 0;
2127         lputfloor(&flbuf, floor_to_delete);
2128 }
2129
2130 /*
2131  * edit a floor
2132  */
2133 void cmd_eflr(char *argbuf)
2134 {
2135         struct floor flbuf;
2136         int floor_num;
2137         int np;
2138
2139         np = num_parms(argbuf);
2140         if (np < 1) {
2141                 cprintf("%d Usage error.\n", ERROR + ILLEGAL_VALUE);
2142                 return;
2143         }
2144
2145         if (CtdlAccessCheck(ac_aide)) return;
2146
2147         floor_num = extract_int(argbuf, 0);
2148         lgetfloor(&flbuf, floor_num);
2149         if ((flbuf.f_flags & F_INUSE) == 0) {
2150                 lputfloor(&flbuf, floor_num);
2151                 cprintf("%d Floor %d is not in use.\n",
2152                         ERROR + INVALID_FLOOR_OPERATION, floor_num);
2153                 return;
2154         }
2155         if (np >= 2)
2156                 extract_token(flbuf.f_name, argbuf, 1, '|', sizeof flbuf.f_name);
2157         lputfloor(&flbuf, floor_num);
2158
2159         cprintf("%d Ok\n", CIT_OK);
2160 }