citadel/room_ops.c

   1 /*
   2  * $Id$
   3  *
   4  * Server functions which perform operations on room objects.
   5  *
   6  */
   7
   8 #ifdef DLL_EXPORT
   9 #define IN_LIBCIT
  10 #endif
  11
  12 #include "sysdep.h"
  13 #include <stdlib.h>
  14 #include <unistd.h>
  15 #include <stdio.h>
  16 #include <sys/stat.h>
  17 #include <string.h>
  18
  19 #if TIME_WITH_SYS_TIME
  20 # include <sys/time.h>
  21 # include <time.h>
  22 #else
  23 # if HAVE_SYS_TIME_H
  24 #  include <sys/time.h>
  25 # else
  26 #  include <time.h>
  27 # endif
  28 #endif
  29
  30 #include <limits.h>
  31 #include <errno.h>
  32 #include "citadel.h"
  33 #include "server.h"
  34 #include "dynloader.h"
  35 #include "database.h"
  36 #include "config.h"
  37 #include "room_ops.h"
  38 #include "sysdep_decls.h"
  39 #include "support.h"
  40 #include "user_ops.h"
  41 #include "msgbase.h"
  42 #include "citserver.h"
  43 #include "control.h"
  44 #include "tools.h"
  45
  46 struct floor *floorcache[MAXFLOORS];
  47
  48 /*
  49  * Generic routine for determining user access to rooms
  50  */
  51 int CtdlRoomAccess(struct quickroom *roombuf, struct usersupp *userbuf)
  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                 return (UA_KNOWN | UA_GOTOALLOWED);
  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, AIDEROOM)) {
  66                 if (userbuf->axlevel >= 6) {
  67                         retval = UA_KNOWN | UA_GOTOALLOWED;
  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 generation number matchups */
 106         if (roombuf->QRflags & QR_MAILBOX) {
 107                 if (userbuf->usernum == atol(roombuf->QRname)) {
 108                         retval = retval | UA_KNOWN | UA_GOTOALLOWED;
 109                 }
 110                 /* An explicit match means the user belongs in this room */
 111                 if (vbuf.v_flags & V_ACCESS) {
 112                         retval = retval | UA_KNOWN | UA_GOTOALLOWED;
 113                 }
 114         }
 115
 116         /* Check to see if the user has forgotten this room */
 117         if (vbuf.v_flags & V_FORGET) {
 118                 retval = retval & ~UA_KNOWN;
 119                 if ( ( ((roombuf->QRflags & QR_PRIVATE) == 0)
 120                       && ((roombuf->QRflags & QR_MAILBOX) == 0) )
 121                    || ( (roombuf->QRflags & QR_MAILBOX)
 122                       && (atol(roombuf->QRname) == CC->usersupp.usernum))) {
 123                         retval = retval | UA_ZAPPED;
 124                 }
 125         }
 126         /* If user is explicitly locked out of this room, deny everything */
 127         if (vbuf.v_flags & V_LOCKOUT) {
 128                 retval = retval & ~UA_KNOWN & ~UA_GOTOALLOWED;
 129         }
 130
 131         /* Aides get access to everything */
 132         if ( (userbuf->axlevel >= 6)
 133            && ((roombuf->QRflags & QR_MAILBOX) == 0) ) {
 134                 if (vbuf.v_flags & V_FORGET) {
 135                         retval = retval | UA_GOTOALLOWED;
 136                 }
 137         }
 138
 139 NEWMSG: /* By the way, we also check for the presence of new messages */
 140         if (is_msg_in_mset(vbuf.v_seen, roombuf->QRhighest) == 0) {
 141                 retval = retval | UA_HASNEWMSGS;
 142         }
 143
 144         /* System rooms never show up in the list. */
 145         if (roombuf->QRflags2 & QR2_SYSTEM) {
 146                 retval = retval & ~UA_KNOWN;
 147         }
 148         return (retval);
 149 }
 150
 151 /*
 152  * Self-checking stuff for a room record read into memory
 153  */
 154 void room_sanity_check(struct quickroom *qrbuf)
 155 {
 156         /* Mailbox rooms are always on the lowest floor */
 157         if (qrbuf->QRflags & QR_MAILBOX) {
 158                 qrbuf->QRfloor = 0;
 159         }
 160         /* Listing order of 0 is illegal except for base rooms */
 161         if (qrbuf->QRorder == 0)
 162                 if (!is_noneditable(qrbuf))
 163                         qrbuf->QRorder = 64;
 164 }
 165
 166
 167 /*
 168  * getroom()  -  retrieve room data from disk
 169  */
 170 int getroom(struct quickroom *qrbuf, char *room_name)
 171 {
 172         struct cdbdata *cdbqr;
 173         char lowercase_name[ROOMNAMELEN];
 174         char personal_lowercase_name[ROOMNAMELEN];
 175         int a;
 176
 177         for (a = 0; room_name[a] && a < sizeof lowercase_name - 1; ++a) {
 178                 lowercase_name[a] = tolower(room_name[a]);
 179         }
 180         lowercase_name[a] = 0;
 181
 182         memset(qrbuf, 0, sizeof(struct quickroom));
 183
 184         /* First, try the public namespace */
 185         cdbqr = cdb_fetch(CDB_QUICKROOM,
 186                           lowercase_name, strlen(lowercase_name));
 187
 188         /* If that didn't work, try the user's personal namespace */
 189         if (cdbqr == NULL) {
 190                 snprintf(personal_lowercase_name,
 191                          sizeof personal_lowercase_name, "%010ld.%s",
 192                          CC->usersupp.usernum, lowercase_name);
 193                 cdbqr = cdb_fetch(CDB_QUICKROOM,
 194                                   personal_lowercase_name,
 195                                   strlen(personal_lowercase_name));
 196         }
 197         if (cdbqr != NULL) {
 198                 memcpy(qrbuf, cdbqr->ptr,
 199                        ((cdbqr->len > sizeof(struct quickroom)) ?
 200                         sizeof(struct quickroom) : cdbqr->len));
 201                 cdb_free(cdbqr);
 202
 203                 room_sanity_check(qrbuf);
 204
 205                 return (0);
 206         } else {
 207                 return (1);
 208         }
 209 }
 210
 211 /*
 212  * lgetroom()  -  same as getroom() but locks the record (if supported)
 213  */
 214 int lgetroom(struct quickroom *qrbuf, char *room_name)
 215 {
 216         register int retval;
 217         retval = getroom(qrbuf, room_name);
 218         if (retval == 0) begin_critical_section(S_QUICKROOM);
 219         return(retval);
 220 }
 221
 222
 223 /*
 224  * b_putroom()  -  back end to putroom() and b_deleteroom()
 225  *              (if the supplied buffer is NULL, delete the room record)
 226  */
 227 void b_putroom(struct quickroom *qrbuf, char *room_name)
 228 {
 229         char lowercase_name[ROOMNAMELEN];
 230         int a;
 231
 232         for (a = 0; a <= strlen(room_name); ++a) {
 233                 lowercase_name[a] = tolower(room_name[a]);
 234         }
 235
 236         if (qrbuf == NULL) {
 237                 cdb_delete(CDB_QUICKROOM,
 238                            lowercase_name, strlen(lowercase_name));
 239         } else {
 240                 time(&qrbuf->QRmtime);
 241                 cdb_store(CDB_QUICKROOM,
 242                           lowercase_name, strlen(lowercase_name),
 243                           qrbuf, sizeof(struct quickroom));
 244         }
 245 }
 246
 247
 248 /*
 249  * putroom()  -  store room data to disk
 250  */
 251 void putroom(struct quickroom *qrbuf) {
 252         b_putroom(qrbuf, qrbuf->QRname);
 253 }
 254
 255
 256 /*
 257  * b_deleteroom()  -  delete a room record from disk
 258  */
 259 void b_deleteroom(char *room_name) {
 260         b_putroom(NULL, room_name);
 261 }
 262
 263
 264
 265 /*
 266  * lputroom()  -  same as putroom() but unlocks the record (if supported)
 267  */
 268 void lputroom(struct quickroom *qrbuf)
 269 {
 270
 271         putroom(qrbuf);
 272         end_critical_section(S_QUICKROOM);
 273
 274 }
 275
 276 /****************************************************************************/
 277
 278 /*
 279  * getfloor()  -  retrieve floor data from disk
 280  */
 281 void getfloor(struct floor *flbuf, int floor_num)
 282 {
 283         struct cdbdata *cdbfl;
 284
 285         memset(flbuf, 0, sizeof(struct floor));
 286         cdbfl = cdb_fetch(CDB_FLOORTAB, &floor_num, sizeof(int));
 287         if (cdbfl != NULL) {
 288                 memcpy(flbuf, cdbfl->ptr,
 289                        ((cdbfl->len > sizeof(struct floor)) ?
 290                         sizeof(struct floor) : cdbfl->len));
 291                 cdb_free(cdbfl);
 292         } else {
 293                 if (floor_num == 0) {
 294                         strcpy(flbuf->f_name, "Main Floor");
 295                         flbuf->f_flags = F_INUSE;
 296                         flbuf->f_ref_count = 3;
 297                 }
 298         }
 299
 300 }
 301
 302 /*
 303  * lgetfloor()  -  same as getfloor() but locks the record (if supported)
 304  */
 305 void lgetfloor(struct floor *flbuf, int floor_num)
 306 {
 307
 308         begin_critical_section(S_FLOORTAB);
 309         getfloor(flbuf, floor_num);
 310 }
 311
 312
 313 /*
 314  * cgetfloor()  -  Get floor record from *cache* (loads from disk if needed)
 315  *
 316  * This is strictly a performance hack.
 317  */
 318 struct floor *cgetfloor(int floor_num) {
 319         static int initialized = 0;
 320         int i;
 321
 322         if (initialized == 0) {
 323                 for (i=0; i<MAXFLOORS; ++i) {
 324                         floorcache[floor_num] = NULL;
 325                 }
 326         initialized = 1;
 327         }
 328
 329         if (floorcache[floor_num] == NULL) {
 330                 floorcache[floor_num] = mallok(sizeof(struct floor));
 331                 getfloor(floorcache[floor_num], floor_num);
 332         }
 333
 334         return(floorcache[floor_num]);
 335 }
 336
 337
 338
 339 /*
 340  * putfloor()  -  store floor data on disk
 341  */
 342 void putfloor(struct floor *flbuf, int floor_num)
 343 {
 344         cdb_store(CDB_FLOORTAB, &floor_num, sizeof(int),
 345                   flbuf, sizeof(struct floor));
 346
 347         /* If we've cached this, clear it out, 'cuz it's WRONG now! */
 348         if (floorcache[floor_num] != NULL) {
 349                 phree(floorcache[floor_num]);
 350                 floorcache[floor_num] = NULL;
 351         }
 352 }
 353
 354
 355 /*
 356  * lputfloor()  -  same as putfloor() but unlocks the record (if supported)
 357  */
 358 void lputfloor(struct floor *flbuf, int floor_num)
 359 {
 360
 361         putfloor(flbuf, floor_num);
 362         end_critical_section(S_FLOORTAB);
 363
 364 }
 365
 366
 367 /*
 368  *  Traverse the room file...
 369  */
 370 void ForEachRoom(void (*CallBack) (struct quickroom *EachRoom, void *out_data),
 371                 void *in_data)
 372 {
 373         struct quickroom qrbuf;
 374         struct cdbdata *cdbqr;
 375
 376         cdb_rewind(CDB_QUICKROOM);
 377
 378         while (cdbqr = cdb_next_item(CDB_QUICKROOM), cdbqr != NULL) {
 379                 memset(&qrbuf, 0, sizeof(struct quickroom));
 380                 memcpy(&qrbuf, cdbqr->ptr,
 381                        ((cdbqr->len > sizeof(struct quickroom)) ?
 382                         sizeof(struct quickroom) : cdbqr->len));
 383                 cdb_free(cdbqr);
 384                 room_sanity_check(&qrbuf);
 385                 if (qrbuf.QRflags & QR_INUSE)
 386                         (*CallBack)(&qrbuf, in_data);
 387         }
 388 }
 389
 390
 391 /*
 392  * delete_msglist()  -  delete room message pointers
 393  */
 394 void delete_msglist(struct quickroom *whichroom)
 395 {
 396         struct cdbdata *cdbml;
 397
 398         /* Make sure the msglist we're deleting actually exists, otherwise
 399          * gdbm will complain when we try to delete an invalid record
 400          */
 401         cdbml = cdb_fetch(CDB_MSGLISTS, &whichroom->QRnumber, sizeof(long));
 402         if (cdbml != NULL) {
 403                 cdb_free(cdbml);
 404
 405                 /* Go ahead and delete it */
 406                 cdb_delete(CDB_MSGLISTS, &whichroom->QRnumber, sizeof(long));
 407         }
 408 }
 409
 410
 411
 412
 413 /*
 414  * sort message pointers
 415  * (returns new msg count)
 416  */
 417 int sort_msglist(long listptrs[], int oldcount)
 418 {
 419         int a, b;
 420         long hold1, hold2;
 421         int numitems;
 422
 423         numitems = oldcount;
 424         if (numitems < 2)
 425                 return (oldcount);
 426
 427         /* do the sort */
 428         for (a = numitems - 2; a >= 0; --a) {
 429                 for (b = 0; b <= a; ++b) {
 430                         if (listptrs[b] > (listptrs[b + 1])) {
 431                                 hold1 = listptrs[b];
 432                                 hold2 = listptrs[b + 1];
 433                                 listptrs[b] = hold2;
 434                                 listptrs[b + 1] = hold1;
 435                         }
 436                 }
 437         }
 438
 439         /* and yank any nulls */
 440         while ((numitems > 0) && (listptrs[0] == 0L)) {
 441                 memcpy(&listptrs[0], &listptrs[1],
 442                        (sizeof(long) * (numitems - 1)));
 443                 --numitems;
 444         }
 445
 446         return (numitems);
 447 }
 448
 449
 450 /*
 451  * Determine whether a given room is non-editable.
 452  */
 453 int is_noneditable(struct quickroom *qrbuf)
 454 {
 455
 456         /* Lobby> and Aide> are non-editable */
 457         if (!strcasecmp(qrbuf->QRname, BASEROOM))
 458                 return (1);
 459         else if (!strcasecmp(qrbuf->QRname, AIDEROOM))
 460                 return (1);
 461
 462         /* Mail> rooms are also non-editable */
 463         else if ( (qrbuf->QRflags & QR_MAILBOX)
 464              && (!strcasecmp(&qrbuf->QRname[11], MAILROOM)) )
 465                 return (1);
 466
 467         /* Everything else is editable */
 468         else
 469                 return (0);
 470 }
 471
 472
 473
 474 /*
 475  * Back-back-end for all room listing commands
 476  */
 477 void list_roomname(struct quickroom *qrbuf)
 478 {
 479         char truncated_roomname[ROOMNAMELEN];
 480
 481         /* For my own mailbox rooms, chop off the owner prefix */
 482         if ( (qrbuf->QRflags & QR_MAILBOX)
 483              && (atol(qrbuf->QRname) == CC->usersupp.usernum) ) {
 484                 strcpy(truncated_roomname, qrbuf->QRname);
 485                 strcpy(truncated_roomname, &truncated_roomname[11]);
 486                 cprintf("%s", truncated_roomname);
 487         }
 488         /* For all other rooms, just display the name in its entirety */
 489         else {
 490                 cprintf("%s", qrbuf->QRname);
 491         }
 492
 493         /* ...and now the other parameters */
 494         cprintf("|%u|%d|%d\n",
 495                 qrbuf->QRflags,
 496                 (int) qrbuf->QRfloor,
 497                 (int) qrbuf->QRorder);
 498 }
 499
 500
 501 /*
 502  * cmd_lrms()   -  List all accessible rooms, known or forgotten
 503  */
 504 void cmd_lrms_backend(struct quickroom *qrbuf, void *data)
 505 {
 506         int FloorBeingSearched = (-1);
 507         FloorBeingSearched = *(int *)data;
 508
 509         if (((CtdlRoomAccess(qrbuf, &CC->usersupp)
 510               & (UA_KNOWN | UA_ZAPPED)))
 511             && ((qrbuf->QRfloor == (FloorBeingSearched))
 512                 || ((FloorBeingSearched) < 0)))
 513                 list_roomname(qrbuf);
 514 }
 515
 516 void cmd_lrms(char *argbuf)
 517 {
 518         int FloorBeingSearched = (-1);
 519         if (strlen(argbuf) > 0)
 520                 FloorBeingSearched = extract_int(argbuf, 0);
 521
 522         if (CtdlAccessCheck(ac_logged_in)) return;
 523
 524         if (getuser(&CC->usersupp, CC->curr_user)) {
 525                 cprintf("%d Can't locate user!\n", ERROR + INTERNAL_ERROR);
 526                 return;
 527         }
 528         cprintf("%d Accessible rooms:\n", LISTING_FOLLOWS);
 529
 530         ForEachRoom(cmd_lrms_backend, &FloorBeingSearched);
 531         cprintf("000\n");
 532 }
 533
 534
 535
 536 /*
 537  * cmd_lkra()   -  List all known rooms
 538  */
 539 void cmd_lkra_backend(struct quickroom *qrbuf, void *data)
 540 {
 541         int FloorBeingSearched = (-1);
 542         FloorBeingSearched = *(int *)data;
 543
 544         if (((CtdlRoomAccess(qrbuf, &CC->usersupp)
 545               & (UA_KNOWN)))
 546             && ((qrbuf->QRfloor == (FloorBeingSearched))
 547                 || ((FloorBeingSearched) < 0)))
 548                 list_roomname(qrbuf);
 549 }
 550
 551 void cmd_lkra(char *argbuf)
 552 {
 553         int FloorBeingSearched = (-1);
 554         if (strlen(argbuf) > 0)
 555                 FloorBeingSearched = extract_int(argbuf, 0);
 556
 557         if (CtdlAccessCheck(ac_logged_in)) return;
 558
 559         if (getuser(&CC->usersupp, CC->curr_user)) {
 560                 cprintf("%d Can't locate user!\n", ERROR + INTERNAL_ERROR);
 561                 return;
 562         }
 563         cprintf("%d Known rooms:\n", LISTING_FOLLOWS);
 564
 565         ForEachRoom(cmd_lkra_backend, &FloorBeingSearched);
 566         cprintf("000\n");
 567 }
 568
 569
 570
 571 /*
 572  * cmd_lkrn()   -  List all known rooms with new messages
 573  */
 574 void cmd_lkrn_backend(struct quickroom *qrbuf, void *data)
 575 {
 576         int ra;
 577         int FloorBeingSearched = (-1);
 578         FloorBeingSearched = *(int *)data;
 579
 580         ra = CtdlRoomAccess(qrbuf, &CC->usersupp);
 581         if ((ra & UA_KNOWN)
 582             && (ra & UA_HASNEWMSGS)
 583             && ((qrbuf->QRfloor == (FloorBeingSearched))
 584                 || ((FloorBeingSearched) < 0)))
 585                 list_roomname(qrbuf);
 586 }
 587
 588 void cmd_lkrn(char *argbuf)
 589 {
 590         int FloorBeingSearched = (-1);
 591         if (strlen(argbuf) > 0)
 592                 FloorBeingSearched = extract_int(argbuf, 0);
 593
 594         if (CtdlAccessCheck(ac_logged_in)) return;
 595
 596         if (getuser(&CC->usersupp, CC->curr_user)) {
 597                 cprintf("%d Can't locate user!\n", ERROR + INTERNAL_ERROR);
 598                 return;
 599         }
 600         cprintf("%d Rooms w/ new msgs:\n", LISTING_FOLLOWS);
 601
 602         ForEachRoom(cmd_lkrn_backend, &FloorBeingSearched);
 603         cprintf("000\n");
 604 }
 605
 606
 607
 608 /*
 609  * cmd_lkro()   -  List all known rooms
 610  */
 611 void cmd_lkro_backend(struct quickroom *qrbuf, void *data)
 612 {
 613         int ra;
 614         int FloorBeingSearched = (-1);
 615         FloorBeingSearched = *(int *)data;
 616
 617         ra = CtdlRoomAccess(qrbuf, &CC->usersupp);
 618         if ((ra & UA_KNOWN)
 619             && ((ra & UA_HASNEWMSGS) == 0)
 620             && ((qrbuf->QRfloor == (FloorBeingSearched))
 621                 || ((FloorBeingSearched) < 0)))
 622                 list_roomname(qrbuf);
 623 }
 624
 625 void cmd_lkro(char *argbuf)
 626 {
 627         int FloorBeingSearched = (-1);
 628         if (strlen(argbuf) > 0)
 629                 FloorBeingSearched = extract_int(argbuf, 0);
 630
 631         if (CtdlAccessCheck(ac_logged_in)) return;
 632
 633         if (getuser(&CC->usersupp, CC->curr_user)) {
 634                 cprintf("%d Can't locate user!\n", ERROR + INTERNAL_ERROR);
 635                 return;
 636         }
 637         cprintf("%d Rooms w/o new msgs:\n", LISTING_FOLLOWS);
 638
 639         ForEachRoom(cmd_lkro_backend, &FloorBeingSearched);
 640         cprintf("000\n");
 641 }
 642
 643
 644
 645 /*
 646  * cmd_lzrm()   -  List all forgotten rooms
 647  */
 648 void cmd_lzrm_backend(struct quickroom *qrbuf, void *data)
 649 {
 650         int ra;
 651         int FloorBeingSearched = (-1);
 652         FloorBeingSearched = *(int *)data;
 653
 654         ra = CtdlRoomAccess(qrbuf, &CC->usersupp);
 655         if ((ra & UA_GOTOALLOWED)
 656             && (ra & UA_ZAPPED)
 657             && ((qrbuf->QRfloor == (FloorBeingSearched))
 658                 || ((FloorBeingSearched) < 0)))
 659                 list_roomname(qrbuf);
 660 }
 661
 662 void cmd_lzrm(char *argbuf)
 663 {
 664         int FloorBeingSearched = (-1);
 665         if (strlen(argbuf) > 0)
 666                 FloorBeingSearched = extract_int(argbuf, 0);
 667
 668         if (CtdlAccessCheck(ac_logged_in)) return;
 669
 670         if (getuser(&CC->usersupp, CC->curr_user)) {
 671                 cprintf("%d Can't locate user!\n", ERROR + INTERNAL_ERROR);
 672                 return;
 673         }
 674         cprintf("%d Zapped rooms:\n", LISTING_FOLLOWS);
 675
 676         ForEachRoom(cmd_lzrm_backend, &FloorBeingSearched);
 677         cprintf("000\n");
 678 }
 679
 680
 681
 682 void usergoto(char *where, int display_result, int *retmsgs, int *retnew)
 683 {
 684         int a;
 685         int new_messages = 0;
 686         int total_messages = 0;
 687         int info = 0;
 688         int rmailflag;
 689         int raideflag;
 690         int newmailcount = 0;
 691         struct visit vbuf;
 692         char truncated_roomname[ROOMNAMELEN];
 693         struct cdbdata *cdbfr;
 694         long *msglist = NULL;
 695         int num_msgs = 0;
 696
 697         strcpy(CC->quickroom.QRname, where);
 698         getroom(&CC->quickroom, where);
 699
 700         lgetuser(&CC->usersupp, CC->curr_user);
 701         CtdlGetRelationship(&vbuf, &CC->usersupp, &CC->quickroom);
 702
 703         /* Know the room ... but not if it's the page log room */
 704         if (strcasecmp(where, config.c_logpages)) {
 705                 vbuf.v_flags = vbuf.v_flags & ~V_FORGET & ~V_LOCKOUT;
 706                 vbuf.v_flags = vbuf.v_flags | V_ACCESS;
 707         }
 708         CtdlSetRelationship(&vbuf, &CC->usersupp, &CC->quickroom);
 709         lputuser(&CC->usersupp);
 710
 711         /* check for new mail */
 712         newmailcount = NewMailCount();
 713
 714         /* set info to 1 if the user needs to read the room's info file */
 715         if (CC->quickroom.QRinfo > vbuf.v_lastseen)
 716                 info = 1;
 717
 718         get_mm();
 719         cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->quickroom.QRnumber, sizeof(long));
 720         if (cdbfr != NULL) {
 721                 msglist = mallok(cdbfr->len);
 722                 memcpy(msglist, cdbfr->ptr, cdbfr->len);
 723                 num_msgs = cdbfr->len / sizeof(long);
 724                 cdb_free(cdbfr);
 725         }
 726
 727         if (num_msgs > 0) for (a = 0; a < num_msgs; ++a) {
 728                 if (msglist[a] > 0L) {
 729                         ++total_messages;
 730                         if (is_msg_in_mset(vbuf.v_seen, msglist[a]) == 0) {
 731                                 ++new_messages;
 732                         }
 733                 }
 734         }
 735
 736         if (msglist != NULL) phree(msglist);
 737
 738         if (CC->quickroom.QRflags & QR_MAILBOX)
 739                 rmailflag = 1;
 740         else
 741                 rmailflag = 0;
 742
 743         if ((CC->quickroom.QRroomaide == CC->usersupp.usernum)
 744             || (CC->usersupp.axlevel >= 6))
 745                 raideflag = 1;
 746         else
 747                 raideflag = 0;
 748
 749         strcpy(truncated_roomname, CC->quickroom.QRname);
 750         if ( (CC->quickroom.QRflags & QR_MAILBOX)
 751            && (atol(CC->quickroom.QRname) == CC->usersupp.usernum) ) {
 752                 strcpy(truncated_roomname, &truncated_roomname[11]);
 753         }
 754
 755         if (retmsgs != NULL) *retmsgs = total_messages;
 756         if (retnew != NULL) *retnew = new_messages;
 757         lprintf(9, "<%s> %d new of %d total messages\n",
 758                 CC->quickroom.QRname, new_messages, total_messages);
 759
 760         if (display_result)
 761                 cprintf("%d%c%s|%d|%d|%d|%d|%ld|%ld|%d|%d|%d|%d\n",
 762                         OK, CtdlCheckExpress(),
 763                         truncated_roomname,
 764                         new_messages, total_messages,
 765                         info, CC->quickroom.QRflags,
 766                         CC->quickroom.QRhighest,
 767                         vbuf.v_lastseen,
 768                         rmailflag, raideflag, newmailcount,
 769                         CC->quickroom.QRfloor);
 770
 771 }
 772
 773
 774 /*
 775  * cmd_goto()  -  goto a new room
 776  */
 777 void cmd_goto(char *gargs)
 778 {
 779         struct quickroom QRscratch;
 780         int c;
 781         int ok = 0;
 782         int ra;
 783         char augmented_roomname[SIZ];
 784         char towhere[SIZ];
 785         char password[SIZ];
 786
 787         if (CtdlAccessCheck(ac_logged_in)) return;
 788
 789         extract(towhere, gargs, 0);
 790         extract(password, gargs, 1);
 791
 792         getuser(&CC->usersupp, CC->curr_user);
 793
 794         if (!strcasecmp(towhere, "_BASEROOM_"))
 795                 strcpy(towhere, BASEROOM);
 796
 797         if (!strcasecmp(towhere, "_MAIL_"))
 798                 strcpy(towhere, MAILROOM);
 799
 800         if (!strcasecmp(towhere, "_BITBUCKET_"))
 801                 strcpy(towhere, config.c_twitroom);
 802
 803
 804         /* First try a regular match */
 805         c = getroom(&QRscratch, towhere);
 806
 807         /* Then try a mailbox name match */
 808         if (c != 0) {
 809                 MailboxName(augmented_roomname, sizeof augmented_roomname,
 810                             &CC->usersupp, towhere);
 811                 c = getroom(&QRscratch, augmented_roomname);
 812                 if (c == 0)
 813                         strcpy(towhere, augmented_roomname);
 814         }
 815
 816         /* And if the room was found... */
 817         if (c == 0) {
 818
 819                 /* let internal programs go directly to any room */
 820                 if (CC->internal_pgm) {
 821                         usergoto(towhere, 1, NULL, NULL);
 822                         return;
 823                 }
 824
 825                 /* See if there is an existing user/room relationship */
 826                 ra = CtdlRoomAccess(&QRscratch, &CC->usersupp);
 827
 828                 /* normal clients have to pass through security */
 829                 if (ra & UA_GOTOALLOWED) {
 830                         ok = 1;
 831                 }
 832
 833                 if (ok == 1) {
 834                         if ((QRscratch.QRflags & QR_MAILBOX) &&
 835                             ((ra & UA_GOTOALLOWED))) {
 836                                 usergoto(towhere, 1, NULL, NULL);
 837                                 return;
 838                         } else if ((QRscratch.QRflags & QR_PASSWORDED) &&
 839                             ((ra & UA_KNOWN) == 0) &&
 840                             (strcasecmp(QRscratch.QRpasswd, password)) &&
 841                             (CC->usersupp.axlevel < 6)
 842                             ) {
 843                                 cprintf("%d wrong or missing passwd\n",
 844                                         ERROR + PASSWORD_REQUIRED);
 845                                 return;
 846                         } else if ((QRscratch.QRflags & QR_PRIVATE) &&
 847                                    ((QRscratch.QRflags & QR_PASSWORDED) == 0) &&
 848                                    ((QRscratch.QRflags & QR_GUESSNAME) == 0) &&
 849                                    ((ra & UA_KNOWN) == 0) &&
 850                                    (CC->usersupp.axlevel < 6)
 851                                   ) {
 852                                 lprintf(9, "Failed to acquire private room\n");
 853                                 goto NOPE;
 854                         } else {
 855                                 usergoto(towhere, 1, NULL, NULL);
 856                                 return;
 857                         }
 858                 }
 859         }
 860
 861 NOPE:   cprintf("%d room '%s' not found\n", ERROR + ROOM_NOT_FOUND, towhere);
 862 }
 863
 864
 865 void cmd_whok(void)
 866 {
 867         struct usersupp temp;
 868         struct cdbdata *cdbus;
 869
 870         getuser(&CC->usersupp, CC->curr_user);
 871         if (CtdlAccessCheck(ac_room_aide)) return;
 872
 873         cprintf("%d Who knows room:\n", LISTING_FOLLOWS);
 874         cdb_rewind(CDB_USERSUPP);
 875         while (cdbus = cdb_next_item(CDB_USERSUPP), cdbus != NULL) {
 876                 memset(&temp, 0, sizeof temp);
 877                 memcpy(&temp, cdbus->ptr, sizeof temp);
 878                 cdb_free(cdbus);
 879
 880                 if ((CC->quickroom.QRflags & QR_INUSE)
 881                     && (CtdlRoomAccess(&CC->quickroom, &temp) & UA_KNOWN)
 882                     )
 883                         cprintf("%s\n", temp.fullname);
 884         }
 885         cprintf("000\n");
 886 }
 887
 888
 889 /*
 890  * RDIR command for room directory
 891  */
 892 void cmd_rdir(void)
 893 {
 894         char buf[SIZ];
 895         char flnm[SIZ];
 896         char comment[SIZ];
 897         FILE *ls, *fd;
 898         struct stat statbuf;
 899
 900         if (CtdlAccessCheck(ac_logged_in)) return;
 901
 902         getroom(&CC->quickroom, CC->quickroom.QRname);
 903         getuser(&CC->usersupp, CC->curr_user);
 904
 905         if ((CC->quickroom.QRflags & QR_DIRECTORY) == 0) {
 906                 cprintf("%d not here.\n", ERROR + NOT_HERE);
 907                 return;
 908         }
 909         if (((CC->quickroom.QRflags & QR_VISDIR) == 0)
 910             && (CC->usersupp.axlevel < 6)
 911             && (CC->usersupp.usernum != CC->quickroom.QRroomaide)) {
 912                 cprintf("%d not here.\n", ERROR + HIGHER_ACCESS_REQUIRED);
 913                 return;
 914         }
 915         cprintf("%d %s|%s/files/%s\n",
 916         LISTING_FOLLOWS, config.c_fqdn, BBSDIR, CC->quickroom.QRdirname);
 917
 918         snprintf(buf, sizeof buf, "ls %s/files/%s  >%s 2> /dev/null",
 919                 BBSDIR, CC->quickroom.QRdirname, CC->temp);
 920         system(buf);
 921
 922         snprintf(buf, sizeof buf, "%s/files/%s/filedir", BBSDIR, CC->quickroom.QRdirname);
 923         fd = fopen(buf, "r");
 924         if (fd == NULL)
 925                 fd = fopen("/dev/null", "r");
 926
 927         ls = fopen(CC->temp, "r");
 928         while (fgets(flnm, sizeof flnm, ls) != NULL) {
 929                 flnm[strlen(flnm) - 1] = 0;
 930                 if (strcasecmp(flnm, "filedir")) {
 931                         snprintf(buf, sizeof buf, "%s/files/%s/%s",
 932                                 BBSDIR, CC->quickroom.QRdirname, flnm);
 933                         stat(buf, &statbuf);
 934                         strcpy(comment, "");
 935                         fseek(fd, 0L, 0);
 936                         while ((fgets(buf, sizeof buf, fd) != NULL)
 937                                && (strlen(comment) == 0)) {
 938                                 buf[strlen(buf) - 1] = 0;
 939                                 if ((!strncasecmp(buf, flnm, strlen(flnm)))
 940                                     && (buf[strlen(flnm)] == ' '))
 941                                         safestrncpy(comment,
 942                                             &buf[strlen(flnm) + 1],
 943                                             sizeof comment);
 944                         }
 945                         cprintf("%s|%ld|%s\n", flnm, (long)statbuf.st_size, comment);
 946                 }
 947         }
 948         fclose(ls);
 949         fclose(fd);
 950         unlink(CC->temp);
 951
 952         cprintf("000\n");
 953 }
 954
 955 /*
 956  * get room parameters (aide or room aide command)
 957  */
 958 void cmd_getr(void)
 959 {
 960         if (CtdlAccessCheck(ac_room_aide)) return;
 961
 962         /********
 963         if (is_noneditable(&CC->quickroom)) {
 964                 cprintf("%d Can't edit this room.\n", ERROR + NOT_HERE);
 965                 return;
 966         }
 967         ************/
 968
 969         getroom(&CC->quickroom, CC->quickroom.QRname);
 970         cprintf("%d%c%s|%s|%s|%d|%d|%d\n",
 971                 OK, CtdlCheckExpress(),
 972                 CC->quickroom.QRname,
 973                 ((CC->quickroom.QRflags & QR_PASSWORDED) ? CC->quickroom.QRpasswd : ""),
 974                 ((CC->quickroom.QRflags & QR_DIRECTORY) ? CC->quickroom.QRdirname : ""),
 975                 CC->quickroom.QRflags,
 976                 (int) CC->quickroom.QRfloor,
 977                 (int) CC->quickroom.QRorder);
 978 }
 979
 980
 981 /*
 982  * set room parameters (aide or room aide command)
 983  */
 984 void cmd_setr(char *args)
 985 {
 986         char buf[SIZ];
 987         struct floor *fl;
 988         struct floor flbuf;
 989         char old_name[ROOMNAMELEN];
 990         int old_floor;
 991         int new_order = 0;
 992         int ne = 0;
 993
 994         if (CtdlAccessCheck(ac_room_aide)) return;
 995
 996         if (is_noneditable(&CC->quickroom)) {
 997                 ne = 1;
 998         }
 999
1000         /***
1001                 cprintf("%d Can't edit this room.\n", ERROR + NOT_HERE);
1002                 return;
1003         }
1004         ***/
1005
1006
1007         if (num_parms(args) >= 6) {
1008                 fl = cgetfloor(extract_int(args, 5));
1009                 if ((fl->f_flags & F_INUSE) == 0) {
1010                         cprintf("%d Invalid floor number.\n",
1011                                 ERROR + INVALID_FLOOR_OPERATION);
1012                         return;
1013                 }
1014         }
1015         if (num_parms(args) >= 7) {
1016                 new_order = extract_int(args, 6);
1017                 if (new_order < 1)
1018                         new_order = 1;
1019                 if (new_order > 127)
1020                         new_order = 127;
1021         }
1022         lgetroom(&CC->quickroom, CC->quickroom.QRname);
1023
1024         /* Non-editable base rooms can't be renamed */
1025         strcpy(old_name, CC->quickroom.QRname);
1026         if (!ne) {
1027                 extract(buf, args, 0);
1028                 buf[ROOMNAMELEN] = 0;
1029                 safestrncpy(CC->quickroom.QRname, buf,
1030                         sizeof CC->quickroom.QRname);
1031         }
1032
1033         extract(buf, args, 1);
1034         buf[10] = 0;
1035         safestrncpy(CC->quickroom.QRpasswd, buf, sizeof CC->quickroom.QRpasswd);
1036         extract(buf, args, 2);
1037         buf[15] = 0;
1038         safestrncpy(CC->quickroom.QRdirname, buf,
1039                 sizeof CC->quickroom.QRdirname);
1040         CC->quickroom.QRflags = (extract_int(args, 3) | QR_INUSE);
1041         if (num_parms(args) >= 7)
1042                 CC->quickroom.QRorder = (char) new_order;
1043
1044         /* Clean up a client boo-boo: if the client set the room to
1045          * guess-name or passworded, ensure that the private flag is
1046          * also set.
1047          */
1048         if ((CC->quickroom.QRflags & QR_GUESSNAME)
1049             || (CC->quickroom.QRflags & QR_PASSWORDED))
1050                 CC->quickroom.QRflags |= QR_PRIVATE;
1051
1052         /* Kick everyone out if the client requested it (by changing the
1053          * room's generation number)
1054          */
1055         if (extract_int(args, 4)) {
1056                 time(&CC->quickroom.QRgen);
1057         }
1058         old_floor = CC->quickroom.QRfloor;
1059         if (num_parms(args) >= 6) {
1060                 CC->quickroom.QRfloor = extract_int(args, 5);
1061         }
1062         /* Write the room record back to disk */
1063         lputroom(&CC->quickroom);
1064
1065         /* If the room name changed, then there are now two room records,
1066          * so we have to delete the old one.
1067          */
1068         if (strcasecmp(CC->quickroom.QRname, old_name)) {
1069                 b_deleteroom(old_name);
1070         }
1071         /* adjust the floor reference counts */
1072         lgetfloor(&flbuf, old_floor);
1073         --flbuf.f_ref_count;
1074         lputfloor(&flbuf, old_floor);
1075         lgetfloor(&flbuf, CC->quickroom.QRfloor);
1076         ++flbuf.f_ref_count;
1077         lputfloor(&flbuf, CC->quickroom.QRfloor);
1078
1079         /* create a room directory if necessary */
1080         if (CC->quickroom.QRflags & QR_DIRECTORY) {
1081                 snprintf(buf, sizeof buf,
1082                     "mkdir ./files/%s </dev/null >/dev/null 2>/dev/null",
1083                         CC->quickroom.QRdirname);
1084                 system(buf);
1085         }
1086         snprintf(buf, sizeof buf, "%s> edited by %s\n", CC->quickroom.QRname, CC->curr_user);
1087         aide_message(buf);
1088         cprintf("%d Ok\n", OK);
1089 }
1090
1091
1092
1093 /*
1094  * get the name of the room aide for this room
1095  */
1096 void cmd_geta(void)
1097 {
1098         struct usersupp usbuf;
1099
1100         if (CtdlAccessCheck(ac_logged_in)) return;
1101
1102         if (is_noneditable(&CC->quickroom)) {
1103                 cprintf("%d Can't edit this room.\n", ERROR + NOT_HERE);
1104                 return;
1105         }
1106         if (getuserbynumber(&usbuf, CC->quickroom.QRroomaide) == 0) {
1107                 cprintf("%d %s\n", OK, usbuf.fullname);
1108         } else {
1109                 cprintf("%d \n", OK);
1110         }
1111 }
1112
1113
1114 /*
1115  * set the room aide for this room
1116  */
1117 void cmd_seta(char *new_ra)
1118 {
1119         struct usersupp usbuf;
1120         long newu;
1121         char buf[SIZ];
1122         int post_notice;
1123
1124         if (CtdlAccessCheck(ac_room_aide)) return;
1125
1126         if (getuser(&usbuf, new_ra) != 0) {
1127                 newu = (-1L);
1128         } else {
1129                 newu = usbuf.usernum;
1130         }
1131
1132         lgetroom(&CC->quickroom, CC->quickroom.QRname);
1133         post_notice = 0;
1134         if (CC->quickroom.QRroomaide != newu) {
1135                 post_notice = 1;
1136         }
1137         CC->quickroom.QRroomaide = newu;
1138         lputroom(&CC->quickroom);
1139
1140         /*
1141          * We have to post the change notice _after_ writing changes to
1142          * the room table, otherwise it would deadlock!
1143          */
1144         if (post_notice == 1) {
1145                 snprintf(buf, sizeof buf, "%s is now room aide for %s>\n",
1146                         usbuf.fullname, CC->quickroom.QRname);
1147                 aide_message(buf);
1148         }
1149         cprintf("%d Ok\n", OK);
1150 }
1151
1152 /*
1153  * Generate an associated file name for a room
1154  */
1155 void assoc_file_name(char *buf, size_t n,
1156                      struct quickroom *qrbuf, const char *prefix)
1157 {
1158         snprintf(buf, n, "./%s/%ld", prefix, qrbuf->QRnumber);
1159 }
1160
1161 /*
1162  * retrieve info file for this room
1163  */
1164 void cmd_rinf(void)
1165 {
1166         char filename[128];
1167         char buf[SIZ];
1168         FILE *info_fp;
1169
1170         assoc_file_name(filename, sizeof filename, &CC->quickroom, "info");
1171         info_fp = fopen(filename, "r");
1172
1173         if (info_fp == NULL) {
1174                 cprintf("%d No info file.\n", ERROR);
1175                 return;
1176         }
1177         cprintf("%d Info:\n", LISTING_FOLLOWS);
1178         while (fgets(buf, sizeof buf, info_fp) != NULL) {
1179                 if (strlen(buf) > 0)
1180                         buf[strlen(buf) - 1] = 0;
1181                 cprintf("%s\n", buf);
1182         }
1183         cprintf("000\n");
1184         fclose(info_fp);
1185 }
1186
1187 /*
1188  * Back end processing to delete a room and everything associated with it
1189  */
1190 void delete_room(struct quickroom *qrbuf)
1191 {
1192         struct floor flbuf;
1193         char filename[100];
1194
1195         lprintf(9, "Deleting room <%s>\n", qrbuf->QRname);
1196
1197         /* Delete the info file */
1198         assoc_file_name(filename, sizeof filename, qrbuf, "info");
1199         unlink(filename);
1200
1201         /* Delete the image file */
1202         assoc_file_name(filename, sizeof filename, qrbuf, "images");
1203         unlink(filename);
1204
1205         /* Delete the room's network config file */
1206         assoc_file_name(filename, sizeof filename, qrbuf, "netconfigs");
1207         unlink(filename);
1208
1209         /* Delete the messages in the room
1210          * (Careful: this opens an S_QUICKROOM critical section!)
1211          */
1212         CtdlDeleteMessages(qrbuf->QRname, 0L, "");
1213
1214         /* Flag the room record as not in use */
1215         lgetroom(qrbuf, qrbuf->QRname);
1216         qrbuf->QRflags = 0;
1217         lputroom(qrbuf);
1218
1219         /* then decrement the reference count for the floor */
1220         lgetfloor(&flbuf, (int) (qrbuf->QRfloor));
1221         flbuf.f_ref_count = flbuf.f_ref_count - 1;
1222         lputfloor(&flbuf, (int) (qrbuf->QRfloor));
1223
1224         /* Delete the room record from the database! */
1225         b_deleteroom(qrbuf->QRname);
1226 }
1227
1228
1229
1230 /*
1231  * Check access control for deleting a room
1232  */
1233 int CtdlDoIHavePermissionToDeleteThisRoom(struct quickroom *qr) {
1234
1235         if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
1236                 return(0);
1237         }
1238
1239         if (is_noneditable(qr)) {
1240                 return(0);
1241         }
1242
1243         /*
1244          * For mailboxes, check stuff
1245          */
1246         if (qr->QRflags & QR_MAILBOX) {
1247
1248                 if (strlen(qr->QRname) < 12) return(0); /* bad name */
1249
1250                 if (atol(qr->QRname) != CC->usersupp.usernum) {
1251                         return(0);      /* not my room */
1252                 }
1253
1254                 /* Can't delete your Mail> room */
1255                 if (!strcasecmp(&qr->QRname[12], MAILROOM)) return(0);
1256
1257                 /* Otherwise it's ok */
1258                 return(1);
1259         }
1260
1261         /*
1262          * For normal rooms, just check for aide or room aide status.
1263          */
1264         else {
1265                 return(is_room_aide());
1266         }
1267
1268         /* Should never get to this point, but to keep the compiler quiet... */
1269         return(0);
1270 }
1271
1272 /*
1273  * aide command: kill the current room
1274  */
1275 void cmd_kill(char *argbuf)
1276 {
1277         char aaa[100];
1278         char deleted_room_name[ROOMNAMELEN];
1279         int kill_ok;
1280
1281         kill_ok = extract_int(argbuf, 0);
1282
1283         if (CtdlDoIHavePermissionToDeleteThisRoom(&CC->quickroom) == 0) {
1284                 cprintf("%d Can't delete this room.\n", ERROR + NOT_HERE);
1285                 return;
1286         }
1287         if (kill_ok) {
1288                 strcpy(deleted_room_name, CC->quickroom.QRname);
1289                 delete_room(&CC->quickroom);    /* Do the dirty work */
1290                 usergoto(BASEROOM, 0, NULL, NULL); /* Return to the Lobby */
1291
1292                 /* tell the world what we did */
1293                 snprintf(aaa, sizeof aaa, "%s> killed by %s\n",
1294                          deleted_room_name, CC->curr_user);
1295                 aide_message(aaa);
1296                 cprintf("%d '%s' deleted.\n", OK, deleted_room_name);
1297         } else {
1298                 cprintf("%d ok to delete.\n", OK);
1299         }
1300 }
1301
1302
1303 /*
1304  * Internal code to create a new room (returns room flags)
1305  *
1306  * Room types:  0=public, 1=guessname, 2=passworded, 3=inv-only,
1307  *              4=mailbox, 5=mailbox, but caller supplies namespace
1308  */
1309 unsigned create_room(char *new_room_name,
1310                      int new_room_type,
1311                      char *new_room_pass,
1312                      int new_room_floor,
1313                      int really_create)
1314 {
1315
1316         struct quickroom qrbuf;
1317         struct floor flbuf;
1318         struct visit vbuf;
1319
1320         lprintf(9, "create_room(%s)\n", new_room_name);
1321         if (getroom(&qrbuf, new_room_name) == 0) {
1322                 lprintf(9, "%s already exists.\n", new_room_name);
1323                 return (0);     /* already exists */
1324         }
1325
1326
1327         memset(&qrbuf, 0, sizeof(struct quickroom));
1328         safestrncpy(qrbuf.QRpasswd, new_room_pass, sizeof qrbuf.QRpasswd);
1329         qrbuf.QRflags = QR_INUSE;
1330         if (new_room_type > 0)
1331                 qrbuf.QRflags = (qrbuf.QRflags | QR_PRIVATE);
1332         if (new_room_type == 1)
1333                 qrbuf.QRflags = (qrbuf.QRflags | QR_GUESSNAME);
1334         if (new_room_type == 2)
1335                 qrbuf.QRflags = (qrbuf.QRflags | QR_PASSWORDED);
1336         if ( (new_room_type == 4) || (new_room_type == 5) )
1337                 qrbuf.QRflags = (qrbuf.QRflags | QR_MAILBOX);
1338
1339         /* If the user is requesting a personal room, set up the room
1340          * name accordingly (prepend the user number)
1341          */
1342         if (new_room_type == 4) {
1343                 MailboxName(qrbuf.QRname, sizeof qrbuf.QRname, &CC->usersupp, new_room_name);
1344         }
1345         else {
1346                 safestrncpy(qrbuf.QRname, new_room_name, sizeof qrbuf.QRname);
1347         }
1348
1349         /* If the room is private, and the system administrator has elected
1350          * to automatically grant room aide privileges, do so now; otherwise,
1351          * set the room aide to undefined.
1352          */
1353         if ((qrbuf.QRflags & QR_PRIVATE) && (CREATAIDE == 1)) {
1354                 qrbuf.QRroomaide = CC->usersupp.usernum;
1355         } else {
1356                 qrbuf.QRroomaide = (-1L);
1357         }
1358
1359         /*
1360          * If the caller is only interested in testing whether this will work,
1361          * return now without creating the room.
1362          */
1363         if (!really_create) return (qrbuf.QRflags);
1364
1365         qrbuf.QRnumber = get_new_room_number();
1366         qrbuf.QRhighest = 0L;   /* No messages in this room yet */
1367         time(&qrbuf.QRgen);     /* Use a timestamp as the generation number */
1368         qrbuf.QRfloor = new_room_floor;
1369
1370         /* save what we just did... */
1371         putroom(&qrbuf);
1372
1373         /* bump the reference count on whatever floor the room is on */
1374         lgetfloor(&flbuf, (int) qrbuf.QRfloor);
1375         flbuf.f_ref_count = flbuf.f_ref_count + 1;
1376         lputfloor(&flbuf, (int) qrbuf.QRfloor);
1377
1378         /* be sure not to kick the creator out of the room! */
1379         lgetuser(&CC->usersupp, CC->curr_user);
1380         CtdlGetRelationship(&vbuf, &CC->usersupp, &qrbuf);
1381         vbuf.v_flags = vbuf.v_flags & ~V_FORGET & ~V_LOCKOUT;
1382         vbuf.v_flags = vbuf.v_flags | V_ACCESS;
1383         CtdlSetRelationship(&vbuf, &CC->usersupp, &qrbuf);
1384         lputuser(&CC->usersupp);
1385
1386         /* resume our happy day */
1387         return (qrbuf.QRflags);
1388 }
1389
1390
1391 /*
1392  * create a new room
1393  */
1394 void cmd_cre8(char *args)
1395 {
1396         int cre8_ok;
1397         char new_room_name[SIZ];
1398         int new_room_type;
1399         char new_room_pass[SIZ];
1400         int new_room_floor;
1401         char aaa[SIZ];
1402         unsigned newflags;
1403         struct floor *fl;
1404
1405         cre8_ok = extract_int(args, 0);
1406         extract(new_room_name, args, 1);
1407         new_room_name[ROOMNAMELEN - 1] = 0;
1408         new_room_type = extract_int(args, 2);
1409         extract(new_room_pass, args, 3);
1410         new_room_pass[9] = 0;
1411         new_room_floor = 0;
1412
1413         if ((strlen(new_room_name) == 0) && (cre8_ok == 1)) {
1414                 cprintf("%d Invalid room name.\n", ERROR);
1415                 return;
1416         }
1417
1418         if (!strcasecmp(new_room_name, MAILROOM)) {
1419                 cprintf("%d '%s' already exists.\n",
1420                         ERROR + ALREADY_EXISTS, new_room_name);
1421                 return;
1422         }
1423
1424         if (num_parms(args) >= 5) {
1425                 fl = cgetfloor(extract_int(args, 4));
1426                 if ((fl->f_flags & F_INUSE) == 0) {
1427                         cprintf("%d Invalid floor number.\n",
1428                                 ERROR + INVALID_FLOOR_OPERATION);
1429                         return;
1430                 } else {
1431                         new_room_floor = extract_int(args, 4);
1432                 }
1433         }
1434
1435         if (CtdlAccessCheck(ac_logged_in)) return;
1436
1437         if (CC->usersupp.axlevel < config.c_createax) {
1438                 cprintf("%d You need higher access to create rooms.\n",
1439                         ERROR + HIGHER_ACCESS_REQUIRED);
1440                 return;
1441         }
1442
1443         if ((strlen(new_room_name) == 0) && (cre8_ok == 0)) {
1444                 cprintf("%d Ok to create rooms.\n", OK);
1445                 return;
1446         }
1447
1448         if ((new_room_type < 0) || (new_room_type > 4)) {
1449                 cprintf("%d Invalid room type.\n", ERROR);
1450                 return;
1451         }
1452
1453         /* Check to make sure the requested room name doesn't already exist */
1454         newflags = create_room(new_room_name,
1455                            new_room_type, new_room_pass, new_room_floor, 0);
1456         if (newflags == 0) {
1457                 cprintf("%d '%s' already exists.\n",
1458                         ERROR + ALREADY_EXISTS, new_room_name);
1459                 return;
1460         }
1461
1462         if (cre8_ok == 0) {
1463                 cprintf("%d OK to create '%s'\n", OK, new_room_name);
1464                 return;
1465         }
1466
1467         /* If we reach this point, the room needs to be created. */
1468
1469         newflags = create_room(new_room_name,
1470                            new_room_type, new_room_pass, new_room_floor, 1);
1471
1472         /* post a message in Aide> describing the new room */
1473         safestrncpy(aaa, new_room_name, sizeof aaa);
1474         strcat(aaa, "> created by ");
1475         strcat(aaa, CC->usersupp.fullname);
1476         if (newflags & QR_MAILBOX)
1477                 strcat(aaa, " [personal]");
1478         else if (newflags & QR_PRIVATE)
1479                 strcat(aaa, " [private]");
1480         if (newflags & QR_GUESSNAME)
1481                 strcat(aaa, "[guessname] ");
1482         if (newflags & QR_PASSWORDED) {
1483                 strcat(aaa, "\n Password: ");
1484                 strcat(aaa, new_room_pass);
1485         }
1486         strcat(aaa, "\n");
1487         aide_message(aaa);
1488
1489         cprintf("%d '%s' has been created.\n", OK, new_room_name);
1490 }
1491
1492
1493
1494 void cmd_einf(char *ok)
1495 {                               /* enter info file for current room */
1496         FILE *fp;
1497         char infofilename[SIZ];
1498         char buf[SIZ];
1499
1500         if (CtdlAccessCheck(ac_room_aide)) return;
1501
1502         if (atoi(ok) == 0) {
1503                 cprintf("%d Ok.\n", OK);
1504                 return;
1505         }
1506         assoc_file_name(infofilename, sizeof infofilename, &CC->quickroom, "info");
1507         lprintf(9, "opening\n");
1508         fp = fopen(infofilename, "w");
1509         lprintf(9, "checking\n");
1510         if (fp == NULL) {
1511                 cprintf("%d Cannot open %s: %s\n",
1512                   ERROR + INTERNAL_ERROR, infofilename, strerror(errno));
1513                 return;
1514         }
1515         cprintf("%d Send info...\n", SEND_LISTING);
1516
1517         do {
1518                 client_gets(buf);
1519                 if (strcmp(buf, "000"))
1520                         fprintf(fp, "%s\n", buf);
1521         } while (strcmp(buf, "000"));
1522         fclose(fp);
1523
1524         /* now update the room index so people will see our new info */
1525         lgetroom(&CC->quickroom, CC->quickroom.QRname);         /* lock so no one steps on us */
1526         CC->quickroom.QRinfo = CC->quickroom.QRhighest + 1L;
1527         lputroom(&CC->quickroom);
1528 }
1529
1530
1531 /*
1532  * cmd_lflr()   -  List all known floors
1533  */
1534 void cmd_lflr(void)
1535 {
1536         int a;
1537         struct floor flbuf;
1538
1539         if (CtdlAccessCheck(ac_logged_in)) return;
1540
1541         cprintf("%d Known floors:\n", LISTING_FOLLOWS);
1542
1543         for (a = 0; a < MAXFLOORS; ++a) {
1544                 getfloor(&flbuf, a);
1545                 if (flbuf.f_flags & F_INUSE) {
1546                         cprintf("%d|%s|%d\n",
1547                                 a,
1548                                 flbuf.f_name,
1549                                 flbuf.f_ref_count);
1550                 }
1551         }
1552         cprintf("000\n");
1553 }
1554
1555
1556
1557 /*
1558  * create a new floor
1559  */
1560 void cmd_cflr(char *argbuf)
1561 {
1562         char new_floor_name[SIZ];
1563         struct floor flbuf;
1564         int cflr_ok;
1565         int free_slot = (-1);
1566         int a;
1567
1568         extract(new_floor_name, argbuf, 0);
1569         cflr_ok = extract_int(argbuf, 1);
1570
1571
1572         if (CtdlAccessCheck(ac_aide)) return;
1573
1574         for (a = 0; a < MAXFLOORS; ++a) {
1575                 getfloor(&flbuf, a);
1576
1577                 /* note any free slots while we're scanning... */
1578                 if (((flbuf.f_flags & F_INUSE) == 0)
1579                     && (free_slot < 0))
1580                         free_slot = a;
1581
1582                 /* check to see if it already exists */
1583                 if ((!strcasecmp(flbuf.f_name, new_floor_name))
1584                     && (flbuf.f_flags & F_INUSE)) {
1585                         cprintf("%d Floor '%s' already exists.\n",
1586                                 ERROR + ALREADY_EXISTS,
1587                                 flbuf.f_name);
1588                         return;
1589                 }
1590         }
1591
1592         if (free_slot < 0) {
1593                 cprintf("%d There is no space available for a new floor.\n",
1594                         ERROR + INVALID_FLOOR_OPERATION);
1595                 return;
1596         }
1597         if (cflr_ok == 0) {
1598                 cprintf("%d ok to create...\n", OK);
1599                 return;
1600         }
1601         lgetfloor(&flbuf, free_slot);
1602         flbuf.f_flags = F_INUSE;
1603         flbuf.f_ref_count = 0;
1604         safestrncpy(flbuf.f_name, new_floor_name, sizeof flbuf.f_name);
1605         lputfloor(&flbuf, free_slot);
1606         cprintf("%d %d\n", OK, free_slot);
1607 }
1608
1609
1610
1611 /*
1612  * delete a floor
1613  */
1614 void cmd_kflr(char *argbuf)
1615 {
1616         struct floor flbuf;
1617         int floor_to_delete;
1618         int kflr_ok;
1619         int delete_ok;
1620
1621         floor_to_delete = extract_int(argbuf, 0);
1622         kflr_ok = extract_int(argbuf, 1);
1623
1624         if (CtdlAccessCheck(ac_aide)) return;
1625
1626         lgetfloor(&flbuf, floor_to_delete);
1627
1628         delete_ok = 1;
1629         if ((flbuf.f_flags & F_INUSE) == 0) {
1630                 cprintf("%d Floor %d not in use.\n",
1631                         ERROR + INVALID_FLOOR_OPERATION, floor_to_delete);
1632                 delete_ok = 0;
1633         } else {
1634                 if (flbuf.f_ref_count != 0) {
1635                         cprintf("%d Cannot delete; floor contains %d rooms.\n",
1636                                 ERROR + INVALID_FLOOR_OPERATION,
1637                                 flbuf.f_ref_count);
1638                         delete_ok = 0;
1639                 } else {
1640                         if (kflr_ok == 1) {
1641                                 cprintf("%d Ok\n", OK);
1642                         } else {
1643                                 cprintf("%d Ok to delete...\n", OK);
1644                         }
1645
1646                 }
1647
1648         }
1649
1650         if ((delete_ok == 1) && (kflr_ok == 1))
1651                 flbuf.f_flags = 0;
1652         lputfloor(&flbuf, floor_to_delete);
1653 }
1654
1655 /*
1656  * edit a floor
1657  */
1658 void cmd_eflr(char *argbuf)
1659 {
1660         struct floor flbuf;
1661         int floor_num;
1662         int np;
1663
1664         np = num_parms(argbuf);
1665         if (np < 1) {
1666                 cprintf("%d Usage error.\n", ERROR);
1667                 return;
1668         }
1669
1670         if (CtdlAccessCheck(ac_aide)) return;
1671
1672         floor_num = extract_int(argbuf, 0);
1673         lgetfloor(&flbuf, floor_num);
1674         if ((flbuf.f_flags & F_INUSE) == 0) {
1675                 lputfloor(&flbuf, floor_num);
1676                 cprintf("%d Floor %d is not in use.\n",
1677                         ERROR + INVALID_FLOOR_OPERATION, floor_num);
1678                 return;
1679         }
1680         if (np >= 2)
1681                 extract(flbuf.f_name, argbuf, 1);
1682         lputfloor(&flbuf, floor_num);
1683
1684         cprintf("%d Ok\n", OK);
1685 }