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