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         lprintf(9, "CtdlRoomAccess( %s , %s )\n",
  57                 roombuf->QRname, userbuf->fullname);
  58
  59         /* for internal programs, always do everything */
  60         if (((CC->internal_pgm)) && (roombuf->QRflags & QR_INUSE)) {
  61                 return (UA_KNOWN | UA_GOTOALLOWED);
  62         }
  63
  64         /* Locate any applicable user/room relationships */
  65         CtdlGetRelationship(&vbuf, userbuf, roombuf);
  66
  67         /* Force the properties of the Aide room */
  68         if (!strcasecmp(roombuf->QRname, AIDEROOM)) {
  69                 if (userbuf->axlevel >= 6) {
  70                         retval = UA_KNOWN | UA_GOTOALLOWED;
  71                 } else {
  72                         retval = 0;
  73                 }
  74                 goto NEWMSG;
  75         }
  76
  77         /* If this is a public room, it's accessible... */
  78         if ( ((roombuf->QRflags & QR_PRIVATE) == 0)
  79            && ((roombuf->QRflags & QR_MAILBOX) == 0) ) {
  80                 lprintf(9, " -- public room, known/allowed\n");
  81                 retval = retval | UA_KNOWN | UA_GOTOALLOWED;
  82         }
  83
  84         /* If this is a preferred users only room, check access level */
  85         if (roombuf->QRflags & QR_PREFONLY) {
  86                 if (userbuf->axlevel < 5) {
  87                         lprintf(9, " -- not a preferred user!\n");
  88                         retval = retval & ~UA_KNOWN & ~UA_GOTOALLOWED;
  89                 }
  90         }
  91
  92         /* For private rooms, check the generation number matchups */
  93         if ( (roombuf->QRflags & QR_PRIVATE)
  94            && ((roombuf->QRflags & QR_MAILBOX) == 0) ) {
  95                 lprintf(9, " -- checking private room access\n");
  96
  97                 /* An explicit match means the user belongs in this room */
  98                 if (vbuf.v_flags & V_ACCESS) {
  99                         lprintf(9, " -- explicit match!  known/allowed\n");
 100                         retval = retval | UA_KNOWN | UA_GOTOALLOWED;
 101                 }
 102                 /* Otherwise, check if this is a guess-name or passworded
 103                  * room.  If it is, a goto may at least be attempted
 104                  */
 105                 else if ((roombuf->QRflags & QR_PRIVATE)
 106                          || (roombuf->QRflags & QR_PASSWORDED)) {
 107                         lprintf(9, " -- guessable.\n");
 108                         retval = retval & ~UA_KNOWN;
 109                         retval = retval | UA_GOTOALLOWED;
 110                 }
 111         }
 112
 113         /* For mailbox rooms, also check the generation number matchups */
 114         if (roombuf->QRflags & QR_MAILBOX) {
 115                 lprintf(9, " -- checking mailbox room access\n");
 116                 if (userbuf->usernum == atol(roombuf->QRname)) {
 117                         lprintf(9, " -- owner!  known/allowed\n");
 118                         retval = retval | UA_KNOWN | UA_GOTOALLOWED;
 119                 }
 120                 /* An explicit match means the user belongs in this room */
 121                 if (vbuf.v_flags & V_ACCESS) {
 122                         lprintf(9, " -- explicit match!  known/allowed\n");
 123                         retval = retval | UA_KNOWN | UA_GOTOALLOWED;
 124                 }
 125         }
 126
 127         /* Check to see if the user has forgotten this room */
 128         if (vbuf.v_flags & V_FORGET) {
 129                 lprintf(9, " -- forgotten room!\n");
 130                 retval = retval & ~UA_KNOWN;
 131                 retval = retval | UA_ZAPPED;
 132         }
 133         /* If user is explicitly locked out of this room, deny everything */
 134         if (vbuf.v_flags & V_LOCKOUT) {
 135                 lprintf(9, " -- explicit lockout!\n");
 136                 retval = retval & ~UA_KNOWN & ~UA_GOTOALLOWED;
 137         }
 138
 139         /* Aides get access to everything */
 140         if (userbuf->axlevel >= 6) {
 141                 lprintf(9, " -- user is an Aide\n");
 142                 if (vbuf.v_flags & V_FORGET) {
 143                         lprintf(9, " -- forgotten room\n");
 144                         retval = retval | UA_GOTOALLOWED;
 145                 }
 146                 else {
 147                         lprintf(9, " -- goto allowed\n");
 148                         retval = retval | UA_GOTOALLOWED;
 149                         if ((roombuf->QRflags & QR_MAILBOX) == 0) {
 150                                 lprintf(9, " -- not mailbox, make it known\n");
 151                                 retval = retval | UA_KNOWN;
 152                         }
 153                 }
 154         }
 155
 156 NEWMSG: /* By the way, we also check for the presence of new messages */
 157         if (is_msg_in_mset(vbuf.v_seen, roombuf->QRhighest) == 0) {
 158                 lprintf(9, " -- has new messages\n");
 159                 retval = retval | UA_HASNEWMSGS;
 160         }
 161
 162         /* System rooms never show up in the list. */
 163         if (roombuf->QRflags2 & QR2_SYSTEM) {
 164                 lprintf(9, " -- system room -- hide it\n");
 165                 retval = retval & ~UA_KNOWN;
 166         }
 167         return (retval);
 168 }
 169
 170 /*
 171  * Self-checking stuff for a room record read into memory
 172  */
 173 void room_sanity_check(struct quickroom *qrbuf)
 174 {
 175         /* Mailbox rooms are always on the lowest floor */
 176         if (qrbuf->QRflags & QR_MAILBOX) {
 177                 qrbuf->QRfloor = 0;
 178         }
 179         /* Listing order of 0 is illegal except for base rooms */
 180         if (qrbuf->QRorder == 0)
 181                 if (!is_noneditable(qrbuf))
 182                         qrbuf->QRorder = 64;
 183 }
 184
 185
 186 /*
 187  * getroom()  -  retrieve room data from disk
 188  */
 189 int getroom(struct quickroom *qrbuf, char *room_name)
 190 {
 191         struct cdbdata *cdbqr;
 192         char lowercase_name[ROOMNAMELEN];
 193         char personal_lowercase_name[ROOMNAMELEN];
 194         int a;
 195
 196         for (a = 0; room_name[a] && a < sizeof lowercase_name - 1; ++a) {
 197                 lowercase_name[a] = tolower(room_name[a]);
 198         }
 199         lowercase_name[a] = 0;
 200
 201         memset(qrbuf, 0, sizeof(struct quickroom));
 202
 203         /* First, try the public namespace */
 204         cdbqr = cdb_fetch(CDB_QUICKROOM,
 205                           lowercase_name, strlen(lowercase_name));
 206
 207         /* If that didn't work, try the user's personal namespace */
 208         if (cdbqr == NULL) {
 209                 sprintf(personal_lowercase_name, "%010ld.%s",
 210                         CC->usersupp.usernum, lowercase_name);
 211                 cdbqr = cdb_fetch(CDB_QUICKROOM,
 212                                   personal_lowercase_name,
 213                                   strlen(personal_lowercase_name));
 214         }
 215         if (cdbqr != NULL) {
 216                 memcpy(qrbuf, cdbqr->ptr,
 217                        ((cdbqr->len > sizeof(struct quickroom)) ?
 218                         sizeof(struct quickroom) : cdbqr->len));
 219                 cdb_free(cdbqr);
 220
 221                 room_sanity_check(qrbuf);
 222
 223                 return (0);
 224         } else {
 225                 return (1);
 226         }
 227 }
 228
 229 /*
 230  * lgetroom()  -  same as getroom() but locks the record (if supported)
 231  */
 232 int lgetroom(struct quickroom *qrbuf, char *room_name)
 233 {
 234         register int retval;
 235         retval = getroom(qrbuf, room_name);
 236         if (retval == 0) begin_critical_section(S_QUICKROOM);
 237         return(retval);
 238 }
 239
 240
 241 /*
 242  * b_putroom()  -  back end to putroom() and b_deleteroom()
 243  *              (if the supplied buffer is NULL, delete the room record)
 244  */
 245 void b_putroom(struct quickroom *qrbuf, char *room_name)
 246 {
 247         char lowercase_name[ROOMNAMELEN];
 248         int a;
 249
 250         for (a = 0; a <= strlen(room_name); ++a) {
 251                 lowercase_name[a] = tolower(room_name[a]);
 252         }
 253
 254         if (qrbuf == NULL) {
 255                 cdb_delete(CDB_QUICKROOM,
 256                            lowercase_name, strlen(lowercase_name));
 257         } else {
 258                 time(&qrbuf->QRmtime);
 259                 cdb_store(CDB_QUICKROOM,
 260                           lowercase_name, strlen(lowercase_name),
 261                           qrbuf, sizeof(struct quickroom));
 262         }
 263 }
 264
 265
 266 /*
 267  * putroom()  -  store room data to disk
 268  */
 269 void putroom(struct quickroom *qrbuf) {
 270         b_putroom(qrbuf, qrbuf->QRname);
 271 }
 272
 273
 274 /*
 275  * b_deleteroom()  -  delete a room record from disk
 276  */
 277 void b_deleteroom(char *room_name) {
 278         b_putroom(NULL, room_name);
 279 }
 280
 281
 282
 283 /*
 284  * lputroom()  -  same as putroom() but unlocks the record (if supported)
 285  */
 286 void lputroom(struct quickroom *qrbuf)
 287 {
 288
 289         putroom(qrbuf);
 290         end_critical_section(S_QUICKROOM);
 291
 292 }
 293
 294 /****************************************************************************/
 295
 296 /*
 297  * getfloor()  -  retrieve floor data from disk
 298  */
 299 void getfloor(struct floor *flbuf, int floor_num)
 300 {
 301         struct cdbdata *cdbfl;
 302
 303         memset(flbuf, 0, sizeof(struct floor));
 304         cdbfl = cdb_fetch(CDB_FLOORTAB, &floor_num, sizeof(int));
 305         if (cdbfl != NULL) {
 306                 memcpy(flbuf, cdbfl->ptr,
 307                        ((cdbfl->len > sizeof(struct floor)) ?
 308                         sizeof(struct floor) : cdbfl->len));
 309                 cdb_free(cdbfl);
 310         } else {
 311                 if (floor_num == 0) {
 312                         strcpy(flbuf->f_name, "Main Floor");
 313                         flbuf->f_flags = F_INUSE;
 314                         flbuf->f_ref_count = 3;
 315                 }
 316         }
 317
 318 }
 319
 320 /*
 321  * lgetfloor()  -  same as getfloor() but locks the record (if supported)
 322  */
 323 void lgetfloor(struct floor *flbuf, int floor_num)
 324 {
 325
 326         begin_critical_section(S_FLOORTAB);
 327         getfloor(flbuf, floor_num);
 328 }
 329
 330
 331 /*
 332  * cgetfloor()  -  Get floor record from *cache* (loads from disk if needed)
 333  *
 334  * This is strictly a performance hack.
 335  */
 336 struct floor *cgetfloor(int floor_num) {
 337         static int initialized = 0;
 338         int i;
 339
 340         if (initialized == 0) {
 341                 for (i=0; i<MAXFLOORS; ++i) {
 342                         floorcache[floor_num] = NULL;
 343                 }
 344         initialized = 1;
 345         }
 346
 347         if (floorcache[floor_num] == NULL) {
 348                 floorcache[floor_num] = mallok(sizeof(struct floor));
 349                 getfloor(floorcache[floor_num], floor_num);
 350         }
 351
 352         return(floorcache[floor_num]);
 353 }
 354
 355
 356
 357 /*
 358  * putfloor()  -  store floor data on disk
 359  */
 360 void putfloor(struct floor *flbuf, int floor_num)
 361 {
 362         cdb_store(CDB_FLOORTAB, &floor_num, sizeof(int),
 363                   flbuf, sizeof(struct floor));
 364
 365         /* If we've cached this, clear it out, 'cuz it's WRONG now! */
 366         if (floorcache[floor_num] != NULL) {
 367                 phree(floorcache[floor_num]);
 368                 floorcache[floor_num] = NULL;
 369         }
 370 }
 371
 372
 373 /*
 374  * lputfloor()  -  same as putfloor() but unlocks the record (if supported)
 375  */
 376 void lputfloor(struct floor *flbuf, int floor_num)
 377 {
 378
 379         putfloor(flbuf, floor_num);
 380         end_critical_section(S_FLOORTAB);
 381
 382 }
 383
 384
 385 /*
 386  *  Traverse the room file...
 387  */
 388 void ForEachRoom(void (*CallBack) (struct quickroom *EachRoom, void *out_data),
 389                 void *in_data)
 390 {
 391         struct quickroom qrbuf;
 392         struct cdbdata *cdbqr;
 393
 394         cdb_rewind(CDB_QUICKROOM);
 395
 396         while (cdbqr = cdb_next_item(CDB_QUICKROOM), cdbqr != NULL) {
 397                 memset(&qrbuf, 0, sizeof(struct quickroom));
 398                 memcpy(&qrbuf, cdbqr->ptr,
 399                        ((cdbqr->len > sizeof(struct quickroom)) ?
 400                         sizeof(struct quickroom) : cdbqr->len));
 401                 cdb_free(cdbqr);
 402                 room_sanity_check(&qrbuf);
 403                 if (qrbuf.QRflags & QR_INUSE)
 404                         (*CallBack)(&qrbuf, in_data);
 405         }
 406 }
 407
 408
 409 /*
 410  * delete_msglist()  -  delete room message pointers
 411  */
 412 void delete_msglist(struct quickroom *whichroom)
 413 {
 414         struct cdbdata *cdbml;
 415
 416         /* Make sure the msglist we're deleting actually exists, otherwise
 417          * gdbm will complain when we try to delete an invalid record
 418          */
 419         cdbml = cdb_fetch(CDB_MSGLISTS, &whichroom->QRnumber, sizeof(long));
 420         if (cdbml != NULL) {
 421                 cdb_free(cdbml);
 422
 423                 /* Go ahead and delete it */
 424                 cdb_delete(CDB_MSGLISTS, &whichroom->QRnumber, sizeof(long));
 425         }
 426 }
 427
 428
 429
 430
 431 /*
 432  * sort message pointers
 433  * (returns new msg count)
 434  */
 435 int sort_msglist(long listptrs[], int oldcount)
 436 {
 437         int a, b;
 438         long hold1, hold2;
 439         int numitems;
 440
 441         numitems = oldcount;
 442         if (numitems < 2)
 443                 return (oldcount);
 444
 445         /* do the sort */
 446         for (a = numitems - 2; a >= 0; --a) {
 447                 for (b = 0; b <= a; ++b) {
 448                         if (listptrs[b] > (listptrs[b + 1])) {
 449                                 hold1 = listptrs[b];
 450                                 hold2 = listptrs[b + 1];
 451                                 listptrs[b] = hold2;
 452                                 listptrs[b + 1] = hold1;
 453                         }
 454                 }
 455         }
 456
 457         /* and yank any nulls */
 458         while ((numitems > 0) && (listptrs[0] == 0L)) {
 459                 memcpy(&listptrs[0], &listptrs[1],
 460                        (sizeof(long) * (numitems - 1)));
 461                 --numitems;
 462         }
 463
 464         return (numitems);
 465 }
 466
 467
 468 /*
 469  * Determine whether a given room is non-editable.
 470  */
 471 int is_noneditable(struct quickroom *qrbuf)
 472 {
 473
 474         /* Lobby> and Aide> are non-editable */
 475         if (!strcasecmp(qrbuf->QRname, BASEROOM))
 476                 return (1);
 477         else if (!strcasecmp(qrbuf->QRname, AIDEROOM))
 478                 return (1);
 479
 480         /* Mail> rooms are also non-editable */
 481         else if ( (qrbuf->QRflags & QR_MAILBOX)
 482              && (!strcasecmp(&qrbuf->QRname[11], MAILROOM)) )
 483                 return (1);
 484
 485         /* Everything else is editable */
 486         else
 487                 return (0);
 488 }
 489
 490
 491
 492 /*
 493  * Back-back-end for all room listing commands
 494  */
 495 void list_roomname(struct quickroom *qrbuf)
 496 {
 497         char truncated_roomname[ROOMNAMELEN];
 498
 499         /* For mailbox rooms, chop off the owner prefix */
 500         if (qrbuf->QRflags & QR_MAILBOX) {
 501                 strcpy(truncated_roomname, qrbuf->QRname);
 502                 strcpy(truncated_roomname, &truncated_roomname[11]);
 503                 cprintf("%s", truncated_roomname);
 504         }
 505         /* For all other rooms, just display the name in its entirety */
 506         else {
 507                 cprintf("%s", qrbuf->QRname);
 508         }
 509
 510         /* ...and now the other parameters */
 511         cprintf("|%u|%d|%d\n",
 512                 qrbuf->QRflags,
 513                 (int) qrbuf->QRfloor,
 514                 (int) qrbuf->QRorder);
 515 }
 516
 517
 518 /*
 519  * cmd_lrms()   -  List all accessible rooms, known or forgotten
 520  */
 521 void cmd_lrms_backend(struct quickroom *qrbuf, void *data)
 522 {
 523         int FloorBeingSearched = (-1);
 524         FloorBeingSearched = *(int *)data;
 525
 526         if (((CtdlRoomAccess(qrbuf, &CC->usersupp)
 527               & (UA_KNOWN | UA_ZAPPED)))
 528             && ((qrbuf->QRfloor == (FloorBeingSearched))
 529                 || ((FloorBeingSearched) < 0)))
 530                 list_roomname(qrbuf);
 531 }
 532
 533 void cmd_lrms(char *argbuf)
 534 {
 535         int FloorBeingSearched = (-1);
 536         if (strlen(argbuf) > 0)
 537                 FloorBeingSearched = extract_int(argbuf, 0);
 538
 539         if (CtdlAccessCheck(ac_logged_in)) return;
 540
 541         if (getuser(&CC->usersupp, CC->curr_user)) {
 542                 cprintf("%d Can't locate user!\n", ERROR + INTERNAL_ERROR);
 543                 return;
 544         }
 545         cprintf("%d Accessible rooms:\n", LISTING_FOLLOWS);
 546
 547         ForEachRoom(cmd_lrms_backend, &FloorBeingSearched);
 548         cprintf("000\n");
 549 }
 550
 551
 552
 553 /*
 554  * cmd_lkra()   -  List all known rooms
 555  */
 556 void cmd_lkra_backend(struct quickroom *qrbuf, void *data)
 557 {
 558         int FloorBeingSearched = (-1);
 559         FloorBeingSearched = *(int *)data;
 560
 561         if (((CtdlRoomAccess(qrbuf, &CC->usersupp)
 562               & (UA_KNOWN)))
 563             && ((qrbuf->QRfloor == (FloorBeingSearched))
 564                 || ((FloorBeingSearched) < 0)))
 565                 list_roomname(qrbuf);
 566 }
 567
 568 void cmd_lkra(char *argbuf)
 569 {
 570         int FloorBeingSearched = (-1);
 571         if (strlen(argbuf) > 0)
 572                 FloorBeingSearched = extract_int(argbuf, 0);
 573
 574         if (CtdlAccessCheck(ac_logged_in)) return;
 575
 576         if (getuser(&CC->usersupp, CC->curr_user)) {
 577                 cprintf("%d Can't locate user!\n", ERROR + INTERNAL_ERROR);
 578                 return;
 579         }
 580         cprintf("%d Known rooms:\n", LISTING_FOLLOWS);
 581
 582         ForEachRoom(cmd_lkra_backend, &FloorBeingSearched);
 583         cprintf("000\n");
 584 }
 585
 586
 587
 588 /*
 589  * cmd_lkrn()   -  List all known rooms with new messages
 590  */
 591 void cmd_lkrn_backend(struct quickroom *qrbuf, void *data)
 592 {
 593         int ra;
 594         int FloorBeingSearched = (-1);
 595         FloorBeingSearched = *(int *)data;
 596
 597         ra = CtdlRoomAccess(qrbuf, &CC->usersupp);
 598         if ((ra & UA_KNOWN)
 599             && (ra & UA_HASNEWMSGS)
 600             && ((qrbuf->QRfloor == (FloorBeingSearched))
 601                 || ((FloorBeingSearched) < 0)))
 602                 list_roomname(qrbuf);
 603 }
 604
 605 void cmd_lkrn(char *argbuf)
 606 {
 607         int FloorBeingSearched = (-1);
 608         if (strlen(argbuf) > 0)
 609                 FloorBeingSearched = extract_int(argbuf, 0);
 610
 611         if (CtdlAccessCheck(ac_logged_in)) return;
 612
 613         if (getuser(&CC->usersupp, CC->curr_user)) {
 614                 cprintf("%d Can't locate user!\n", ERROR + INTERNAL_ERROR);
 615                 return;
 616         }
 617         cprintf("%d Rooms w/ new msgs:\n", LISTING_FOLLOWS);
 618
 619         ForEachRoom(cmd_lkrn_backend, &FloorBeingSearched);
 620         cprintf("000\n");
 621 }
 622
 623
 624
 625 /*
 626  * cmd_lkro()   -  List all known rooms
 627  */
 628 void cmd_lkro_backend(struct quickroom *qrbuf, void *data)
 629 {
 630         int ra;
 631         int FloorBeingSearched = (-1);
 632         FloorBeingSearched = *(int *)data;
 633
 634         ra = CtdlRoomAccess(qrbuf, &CC->usersupp);
 635         if ((ra & UA_KNOWN)
 636             && ((ra & UA_HASNEWMSGS) == 0)
 637             && ((qrbuf->QRfloor == (FloorBeingSearched))
 638                 || ((FloorBeingSearched) < 0)))
 639                 list_roomname(qrbuf);
 640 }
 641
 642 void cmd_lkro(char *argbuf)
 643 {
 644         int FloorBeingSearched = (-1);
 645         if (strlen(argbuf) > 0)
 646                 FloorBeingSearched = extract_int(argbuf, 0);
 647
 648         if (CtdlAccessCheck(ac_logged_in)) return;
 649
 650         if (getuser(&CC->usersupp, CC->curr_user)) {
 651                 cprintf("%d Can't locate user!\n", ERROR + INTERNAL_ERROR);
 652                 return;
 653         }
 654         cprintf("%d Rooms w/o new msgs:\n", LISTING_FOLLOWS);
 655
 656         ForEachRoom(cmd_lkro_backend, &FloorBeingSearched);
 657         cprintf("000\n");
 658 }
 659
 660
 661
 662 /*
 663  * cmd_lzrm()   -  List all forgotten rooms
 664  */
 665 void cmd_lzrm_backend(struct quickroom *qrbuf, void *data)
 666 {
 667         int ra;
 668         int FloorBeingSearched = (-1);
 669         FloorBeingSearched = *(int *)data;
 670
 671         ra = CtdlRoomAccess(qrbuf, &CC->usersupp);
 672         if ((ra & UA_GOTOALLOWED)
 673             && (ra & UA_ZAPPED)
 674             && ((qrbuf->QRfloor == (FloorBeingSearched))
 675                 || ((FloorBeingSearched) < 0)))
 676                 list_roomname(qrbuf);
 677 }
 678
 679 void cmd_lzrm(char *argbuf)
 680 {
 681         int FloorBeingSearched = (-1);
 682         if (strlen(argbuf) > 0)
 683                 FloorBeingSearched = extract_int(argbuf, 0);
 684
 685         if (CtdlAccessCheck(ac_logged_in)) return;
 686
 687         if (getuser(&CC->usersupp, CC->curr_user)) {
 688                 cprintf("%d Can't locate user!\n", ERROR + INTERNAL_ERROR);
 689                 return;
 690         }
 691         cprintf("%d Zapped rooms:\n", LISTING_FOLLOWS);
 692
 693         ForEachRoom(cmd_lzrm_backend, &FloorBeingSearched);
 694         cprintf("000\n");
 695 }
 696
 697
 698
 699 void usergoto(char *where, int display_result, int *retmsgs, int *retnew)
 700 {
 701         int a;
 702         int new_messages = 0;
 703         int total_messages = 0;
 704         int info = 0;
 705         int rmailflag;
 706         int raideflag;
 707         int newmailcount = 0;
 708         struct visit vbuf;
 709         char truncated_roomname[ROOMNAMELEN];
 710         struct cdbdata *cdbfr;
 711         long *msglist = NULL;
 712         int num_msgs = 0;
 713
 714         strcpy(CC->quickroom.QRname, where);
 715         getroom(&CC->quickroom, where);
 716
 717         lgetuser(&CC->usersupp, CC->curr_user);
 718         CtdlGetRelationship(&vbuf, &CC->usersupp, &CC->quickroom);
 719
 720         /* Know the room ... but not if it's the page log room */
 721         if (strcasecmp(where, config.c_logpages)) {
 722                 vbuf.v_flags = vbuf.v_flags & ~V_FORGET & ~V_LOCKOUT;
 723                 vbuf.v_flags = vbuf.v_flags | V_ACCESS;
 724         }
 725         CtdlSetRelationship(&vbuf, &CC->usersupp, &CC->quickroom);
 726         lputuser(&CC->usersupp);
 727
 728         /* check for new mail */
 729         newmailcount = NewMailCount();
 730
 731         /* set info to 1 if the user needs to read the room's info file */
 732         if (CC->quickroom.QRinfo > vbuf.v_lastseen)
 733                 info = 1;
 734
 735         get_mm();
 736         cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->quickroom.QRnumber, sizeof(long));
 737         if (cdbfr != NULL) {
 738                 msglist = mallok(cdbfr->len);
 739                 memcpy(msglist, cdbfr->ptr, cdbfr->len);
 740                 num_msgs = cdbfr->len / sizeof(long);
 741                 cdb_free(cdbfr);
 742         }
 743
 744         if (num_msgs > 0) for (a = 0; a < num_msgs; ++a) {
 745                 if (msglist[a] > 0L) {
 746                         ++total_messages;
 747                         if (is_msg_in_mset(vbuf.v_seen, msglist[a]) == 0) {
 748                                 ++new_messages;
 749                         }
 750                 }
 751         }
 752
 753         if (msglist != NULL) phree(msglist);
 754
 755         if (CC->quickroom.QRflags & QR_MAILBOX)
 756                 rmailflag = 1;
 757         else
 758                 rmailflag = 0;
 759
 760         if ((CC->quickroom.QRroomaide == CC->usersupp.usernum)
 761             || (CC->usersupp.axlevel >= 6))
 762                 raideflag = 1;
 763         else
 764                 raideflag = 0;
 765
 766         strcpy(truncated_roomname, CC->quickroom.QRname);
 767         if (CC->quickroom.QRflags & QR_MAILBOX) {
 768                 strcpy(truncated_roomname, &truncated_roomname[11]);
 769         }
 770
 771         if (retmsgs != NULL) *retmsgs = total_messages;
 772         if (retnew != NULL) *retnew = new_messages;
 773         lprintf(9, "<%s> %d new of %d total messages\n",
 774                 CC->quickroom.QRname, new_messages, total_messages);
 775
 776         if (display_result)
 777                 cprintf("%d%c%s|%d|%d|%d|%d|%ld|%ld|%d|%d|%d|%d\n",
 778                         OK, CtdlCheckExpress(),
 779                         truncated_roomname,
 780                         new_messages, total_messages,
 781                         info, CC->quickroom.QRflags,
 782                         CC->quickroom.QRhighest,
 783                         vbuf.v_lastseen,
 784                         rmailflag, raideflag, newmailcount,
 785                         CC->quickroom.QRfloor);
 786
 787 }
 788
 789
 790 /*
 791  * cmd_goto()  -  goto a new room
 792  */
 793 void cmd_goto(char *gargs)
 794 {
 795         struct quickroom QRscratch;
 796         int c;
 797         int ok = 0;
 798         int ra;
 799         char augmented_roomname[SIZ];
 800         char towhere[SIZ];
 801         char password[SIZ];
 802
 803         if (CtdlAccessCheck(ac_logged_in)) return;
 804
 805         extract(towhere, gargs, 0);
 806         extract(password, gargs, 1);
 807
 808         getuser(&CC->usersupp, CC->curr_user);
 809
 810         if (!strcasecmp(towhere, "_BASEROOM_"))
 811                 strcpy(towhere, BASEROOM);
 812
 813         if (!strcasecmp(towhere, "_MAIL_"))
 814                 strcpy(towhere, MAILROOM);
 815
 816         if (!strcasecmp(towhere, "_BITBUCKET_"))
 817                 strcpy(towhere, config.c_twitroom);
 818
 819
 820         /* First try a regular match */
 821         c = getroom(&QRscratch, towhere);
 822
 823         /* Then try a mailbox name match */
 824         if (c != 0) {
 825                 MailboxName(augmented_roomname, &CC->usersupp, towhere);
 826                 c = getroom(&QRscratch, augmented_roomname);
 827                 if (c == 0)
 828                         strcpy(towhere, augmented_roomname);
 829         }
 830
 831         /* And if the room was found... */
 832         if (c == 0) {
 833
 834                 /* let internal programs go directly to any room */
 835                 if (CC->internal_pgm) {
 836                         usergoto(towhere, 1, NULL, NULL);
 837                         return;
 838                 }
 839
 840                 /* See if there is an existing user/room relationship */
 841                 ra = CtdlRoomAccess(&QRscratch, &CC->usersupp);
 842
 843                 /* normal clients have to pass through security */
 844                 if (ra & UA_GOTOALLOWED) {
 845                         ok = 1;
 846                 }
 847
 848                 if (ok == 1) {
 849                         if ((QRscratch.QRflags & QR_MAILBOX) &&
 850                             ((ra & UA_GOTOALLOWED))) {
 851                                 usergoto(towhere, 1, NULL, NULL);
 852                                 return;
 853                         } else if ((QRscratch.QRflags & QR_PASSWORDED) &&
 854                             ((ra & UA_KNOWN) == 0) &&
 855                             (strcasecmp(QRscratch.QRpasswd, password)) &&
 856                             (CC->usersupp.axlevel < 6)
 857                             ) {
 858                                 cprintf("%d wrong or missing passwd\n",
 859                                         ERROR + PASSWORD_REQUIRED);
 860                                 return;
 861                         } else if ((QRscratch.QRflags & QR_PRIVATE) &&
 862                                    ((QRscratch.QRflags & QR_PASSWORDED) == 0) &&
 863                                    ((QRscratch.QRflags & QR_GUESSNAME) == 0) &&
 864                                    ((ra & UA_KNOWN) == 0) &&
 865                                    (CC->usersupp.axlevel < 6)
 866                                   ) {
 867                                 lprintf(9, "Failed to acquire private room\n");
 868                                 goto NOPE;
 869                         } else {
 870                                 usergoto(towhere, 1, NULL, NULL);
 871                                 return;
 872                         }
 873                 }
 874         }
 875
 876 NOPE:   cprintf("%d room '%s' not found\n", ERROR + ROOM_NOT_FOUND, towhere);
 877 }
 878
 879
 880 void cmd_whok(void)
 881 {
 882         struct usersupp temp;
 883         struct cdbdata *cdbus;
 884
 885         getuser(&CC->usersupp, CC->curr_user);
 886         if (CtdlAccessCheck(ac_room_aide)) return;
 887
 888         cprintf("%d Who knows room:\n", LISTING_FOLLOWS);
 889         cdb_rewind(CDB_USERSUPP);
 890         while (cdbus = cdb_next_item(CDB_USERSUPP), cdbus != NULL) {
 891                 memset(&temp, 0, sizeof temp);
 892                 memcpy(&temp, cdbus->ptr, sizeof temp);
 893                 cdb_free(cdbus);
 894
 895                 if ((CC->quickroom.QRflags & QR_INUSE)
 896                     && (CtdlRoomAccess(&CC->quickroom, &temp) & UA_KNOWN)
 897                     )
 898                         cprintf("%s\n", temp.fullname);
 899         }
 900         cprintf("000\n");
 901 }
 902
 903
 904 /*
 905  * RDIR command for room directory
 906  */
 907 void cmd_rdir(void)
 908 {
 909         char buf[SIZ];
 910         char flnm[SIZ];
 911         char comment[SIZ];
 912         FILE *ls, *fd;
 913         struct stat statbuf;
 914
 915         if (CtdlAccessCheck(ac_logged_in)) return;
 916
 917         getroom(&CC->quickroom, CC->quickroom.QRname);
 918         getuser(&CC->usersupp, CC->curr_user);
 919
 920         if ((CC->quickroom.QRflags & QR_DIRECTORY) == 0) {
 921                 cprintf("%d not here.\n", ERROR + NOT_HERE);
 922                 return;
 923         }
 924         if (((CC->quickroom.QRflags & QR_VISDIR) == 0)
 925             && (CC->usersupp.axlevel < 6)
 926             && (CC->usersupp.usernum != CC->quickroom.QRroomaide)) {
 927                 cprintf("%d not here.\n", ERROR + HIGHER_ACCESS_REQUIRED);
 928                 return;
 929         }
 930         cprintf("%d %s|%s/files/%s\n",
 931         LISTING_FOLLOWS, config.c_fqdn, BBSDIR, CC->quickroom.QRdirname);
 932
 933         sprintf(buf, "ls %s/files/%s  >%s 2> /dev/null",
 934                 BBSDIR, CC->quickroom.QRdirname, CC->temp);
 935         system(buf);
 936
 937         sprintf(buf, "%s/files/%s/filedir", BBSDIR, CC->quickroom.QRdirname);
 938         fd = fopen(buf, "r");
 939         if (fd == NULL)
 940                 fd = fopen("/dev/null", "r");
 941
 942         ls = fopen(CC->temp, "r");
 943         while (fgets(flnm, sizeof flnm, ls) != NULL) {
 944                 flnm[strlen(flnm) - 1] = 0;
 945                 if (strcasecmp(flnm, "filedir")) {
 946                         sprintf(buf, "%s/files/%s/%s",
 947                                 BBSDIR, CC->quickroom.QRdirname, flnm);
 948                         stat(buf, &statbuf);
 949                         strcpy(comment, "");
 950                         fseek(fd, 0L, 0);
 951                         while ((fgets(buf, sizeof buf, fd) != NULL)
 952                                && (strlen(comment) == 0)) {
 953                                 buf[strlen(buf) - 1] = 0;
 954                                 if ((!strncasecmp(buf, flnm, strlen(flnm)))
 955                                     && (buf[strlen(flnm)] == ' '))
 956                                         safestrncpy(comment,
 957                                             &buf[strlen(flnm) + 1],
 958                                             sizeof comment);
 959                         }
 960                         cprintf("%s|%ld|%s\n", flnm, (long)statbuf.st_size, comment);
 961                 }
 962         }
 963         fclose(ls);
 964         fclose(fd);
 965         unlink(CC->temp);
 966
 967         cprintf("000\n");
 968 }
 969
 970 /*
 971  * get room parameters (aide or room aide command)
 972  */
 973 void cmd_getr(void)
 974 {
 975         if (CtdlAccessCheck(ac_room_aide)) return;
 976
 977         /********
 978         if (is_noneditable(&CC->quickroom)) {
 979                 cprintf("%d Can't edit this room.\n", ERROR + NOT_HERE);
 980                 return;
 981         }
 982         ************/
 983
 984         getroom(&CC->quickroom, CC->quickroom.QRname);
 985         cprintf("%d%c%s|%s|%s|%d|%d|%d\n",
 986                 OK, CtdlCheckExpress(),
 987                 CC->quickroom.QRname,
 988                 ((CC->quickroom.QRflags & QR_PASSWORDED) ? CC->quickroom.QRpasswd : ""),
 989                 ((CC->quickroom.QRflags & QR_DIRECTORY) ? CC->quickroom.QRdirname : ""),
 990                 CC->quickroom.QRflags,
 991                 (int) CC->quickroom.QRfloor,
 992                 (int) CC->quickroom.QRorder);
 993 }
 994
 995
 996 /*
 997  * set room parameters (aide or room aide command)
 998  */
 999 void cmd_setr(char *args)
1000 {
1001         char buf[SIZ];
1002         struct floor *fl;
1003         struct floor flbuf;
1004         char old_name[ROOMNAMELEN];
1005         int old_floor;
1006         int new_order = 0;
1007         int ne = 0;
1008
1009         if (CtdlAccessCheck(ac_room_aide)) return;
1010
1011         if (is_noneditable(&CC->quickroom)) {
1012                 ne = 1;
1013         }
1014
1015         /***
1016                 cprintf("%d Can't edit this room.\n", ERROR + NOT_HERE);
1017                 return;
1018         }
1019         ***/
1020
1021
1022         if (num_parms(args) >= 6) {
1023                 fl = cgetfloor(extract_int(args, 5));
1024                 if ((fl->f_flags & F_INUSE) == 0) {
1025                         cprintf("%d Invalid floor number.\n",
1026                                 ERROR + INVALID_FLOOR_OPERATION);
1027                         return;
1028                 }
1029         }
1030         if (num_parms(args) >= 7) {
1031                 new_order = extract_int(args, 6);
1032                 if (new_order < 1)
1033                         new_order = 1;
1034                 if (new_order > 127)
1035                         new_order = 127;
1036         }
1037         lgetroom(&CC->quickroom, CC->quickroom.QRname);
1038
1039         /* Non-editable base rooms can't be renamed */
1040         strcpy(old_name, CC->quickroom.QRname);
1041         if (!ne) {
1042                 extract(buf, args, 0);
1043                 buf[ROOMNAMELEN] = 0;
1044                 safestrncpy(CC->quickroom.QRname, buf,
1045                         sizeof CC->quickroom.QRname);
1046         }
1047
1048         extract(buf, args, 1);
1049         buf[10] = 0;
1050         safestrncpy(CC->quickroom.QRpasswd, buf, sizeof CC->quickroom.QRpasswd);
1051         extract(buf, args, 2);
1052         buf[15] = 0;
1053         safestrncpy(CC->quickroom.QRdirname, buf,
1054                 sizeof CC->quickroom.QRdirname);
1055         CC->quickroom.QRflags = (extract_int(args, 3) | QR_INUSE);
1056         if (num_parms(args) >= 7)
1057                 CC->quickroom.QRorder = (char) new_order;
1058
1059         /* Clean up a client boo-boo: if the client set the room to
1060          * guess-name or passworded, ensure that the private flag is
1061          * also set.
1062          */
1063         if ((CC->quickroom.QRflags & QR_GUESSNAME)
1064             || (CC->quickroom.QRflags & QR_PASSWORDED))
1065                 CC->quickroom.QRflags |= QR_PRIVATE;
1066
1067         /* Kick everyone out if the client requested it (by changing the
1068          * room's generation number)
1069          */
1070         if (extract_int(args, 4)) {
1071                 time(&CC->quickroom.QRgen);
1072         }
1073         old_floor = CC->quickroom.QRfloor;
1074         if (num_parms(args) >= 6) {
1075                 CC->quickroom.QRfloor = extract_int(args, 5);
1076         }
1077         /* Write the room record back to disk */
1078         lputroom(&CC->quickroom);
1079
1080         /* If the room name changed, then there are now two room records,
1081          * so we have to delete the old one.
1082          */
1083         if (strcasecmp(CC->quickroom.QRname, old_name)) {
1084                 b_deleteroom(old_name);
1085         }
1086         /* adjust the floor reference counts */
1087         lgetfloor(&flbuf, old_floor);
1088         --flbuf.f_ref_count;
1089         lputfloor(&flbuf, old_floor);
1090         lgetfloor(&flbuf, CC->quickroom.QRfloor);
1091         ++flbuf.f_ref_count;
1092         lputfloor(&flbuf, CC->quickroom.QRfloor);
1093
1094         /* create a room directory if necessary */
1095         if (CC->quickroom.QRflags & QR_DIRECTORY) {
1096                 sprintf(buf,
1097                     "mkdir ./files/%s </dev/null >/dev/null 2>/dev/null",
1098                         CC->quickroom.QRdirname);
1099                 system(buf);
1100         }
1101         sprintf(buf, "%s> edited by %s\n", CC->quickroom.QRname, CC->curr_user);
1102         aide_message(buf);
1103         cprintf("%d Ok\n", OK);
1104 }
1105
1106
1107
1108 /*
1109  * get the name of the room aide for this room
1110  */
1111 void cmd_geta(void)
1112 {
1113         struct usersupp usbuf;
1114
1115         if (CtdlAccessCheck(ac_logged_in)) return;
1116
1117         if (is_noneditable(&CC->quickroom)) {
1118                 cprintf("%d Can't edit this room.\n", ERROR + NOT_HERE);
1119                 return;
1120         }
1121         if (getuserbynumber(&usbuf, CC->quickroom.QRroomaide) == 0) {
1122                 cprintf("%d %s\n", OK, usbuf.fullname);
1123         } else {
1124                 cprintf("%d \n", OK);
1125         }
1126 }
1127
1128
1129 /*
1130  * set the room aide for this room
1131  */
1132 void cmd_seta(char *new_ra)
1133 {
1134         struct usersupp usbuf;
1135         long newu;
1136         char buf[SIZ];
1137         int post_notice;
1138
1139         if (CtdlAccessCheck(ac_room_aide)) return;
1140
1141         if (getuser(&usbuf, new_ra) != 0) {
1142                 newu = (-1L);
1143         } else {
1144                 newu = usbuf.usernum;
1145         }
1146
1147         lgetroom(&CC->quickroom, CC->quickroom.QRname);
1148         post_notice = 0;
1149         if (CC->quickroom.QRroomaide != newu) {
1150                 post_notice = 1;
1151         }
1152         CC->quickroom.QRroomaide = newu;
1153         lputroom(&CC->quickroom);
1154
1155         /*
1156          * We have to post the change notice _after_ writing changes to
1157          * the room table, otherwise it would deadlock!
1158          */
1159         if (post_notice == 1) {
1160                 sprintf(buf, "%s is now room aide for %s>\n",
1161                         usbuf.fullname, CC->quickroom.QRname);
1162                 aide_message(buf);
1163         }
1164         cprintf("%d Ok\n", OK);
1165 }
1166
1167 /*
1168  * Generate an associated file name for a room
1169  */
1170 void assoc_file_name(char *buf, struct quickroom *qrbuf, char *prefix)
1171 {
1172         sprintf(buf, "./%s/%ld", prefix, qrbuf->QRnumber);
1173 }
1174
1175 /*
1176  * retrieve info file for this room
1177  */
1178 void cmd_rinf(void)
1179 {
1180         char filename[128];
1181         char buf[SIZ];
1182         FILE *info_fp;
1183
1184         assoc_file_name(filename, &CC->quickroom, "info");
1185         info_fp = fopen(filename, "r");
1186
1187         if (info_fp == NULL) {
1188                 cprintf("%d No info file.\n", ERROR);
1189                 return;
1190         }
1191         cprintf("%d Info:\n", LISTING_FOLLOWS);
1192         while (fgets(buf, sizeof buf, info_fp) != NULL) {
1193                 if (strlen(buf) > 0)
1194                         buf[strlen(buf) - 1] = 0;
1195                 cprintf("%s\n", buf);
1196         }
1197         cprintf("000\n");
1198         fclose(info_fp);
1199 }
1200
1201 /*
1202  * Back end processing to delete a room and everything associated with it
1203  */
1204 void delete_room(struct quickroom *qrbuf)
1205 {
1206         struct floor flbuf;
1207         char filename[100];
1208
1209         lprintf(9, "Deleting room <%s>\n", qrbuf->QRname);
1210
1211         /* Delete the info file */
1212         assoc_file_name(filename, qrbuf, "info");
1213         unlink(filename);
1214
1215         /* Delete the image file */
1216         assoc_file_name(filename, qrbuf, "images");
1217         unlink(filename);
1218
1219         /* Delete the room's network config file */
1220         assoc_file_name(filename, qrbuf, "netconfigs");
1221         unlink(filename);
1222
1223         /* Delete the messages in the room
1224          * (Careful: this opens an S_QUICKROOM critical section!)
1225          */
1226         CtdlDeleteMessages(qrbuf->QRname, 0L, "");
1227
1228         /* Flag the room record as not in use */
1229         lgetroom(qrbuf, qrbuf->QRname);
1230         qrbuf->QRflags = 0;
1231         lputroom(qrbuf);
1232
1233         /* then decrement the reference count for the floor */
1234         lgetfloor(&flbuf, (int) (qrbuf->QRfloor));
1235         flbuf.f_ref_count = flbuf.f_ref_count - 1;
1236         lputfloor(&flbuf, (int) (qrbuf->QRfloor));
1237
1238         /* Delete the room record from the database! */
1239         b_deleteroom(qrbuf->QRname);
1240 }
1241
1242
1243
1244 /*
1245  * Check access control for deleting a room
1246  */
1247 int CtdlDoIHavePermissionToDeleteThisRoom(struct quickroom *qr) {
1248
1249         if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
1250                 return(0);
1251         }
1252
1253         if (is_noneditable(qr)) {
1254                 return(0);
1255         }
1256
1257         /*
1258          * For mailboxes, check stuff
1259          */
1260         if (qr->QRflags & QR_MAILBOX) {
1261
1262                 if (strlen(qr->QRname) < 12) return(0); /* bad name */
1263
1264                 if (atol(qr->QRname) != CC->usersupp.usernum) {
1265                         return(0);      /* not my room */
1266                 }
1267
1268                 /* Can't delete your Mail> room */
1269                 if (!strcasecmp(&qr->QRname[12], MAILROOM)) return(0);
1270
1271                 /* Otherwise it's ok */
1272                 return(1);
1273         }
1274
1275         /*
1276          * For normal rooms, just check for aide or room aide status.
1277          */
1278         else {
1279                 return(is_room_aide());
1280         }
1281
1282         /* Should never get to this point, but to keep the compiler quiet... */
1283         return(0);
1284 }
1285
1286 /*
1287  * aide command: kill the current room
1288  */
1289 void cmd_kill(char *argbuf)
1290 {
1291         char aaa[100];
1292         char deleted_room_name[ROOMNAMELEN];
1293         int kill_ok;
1294
1295         kill_ok = extract_int(argbuf, 0);
1296
1297         if (CtdlDoIHavePermissionToDeleteThisRoom(&CC->quickroom) == 0) {
1298                 cprintf("%d Can't delete this room.\n", ERROR + NOT_HERE);
1299                 return;
1300         }
1301         if (kill_ok) {
1302                 strcpy(deleted_room_name, CC->quickroom.QRname);
1303                 delete_room(&CC->quickroom);    /* Do the dirty work */
1304                 usergoto(BASEROOM, 0, NULL, NULL); /* Return to the Lobby */
1305
1306                 /* tell the world what we did */
1307                 sprintf(aaa, "%s> killed by %s\n",
1308                         deleted_room_name, CC->curr_user);
1309                 aide_message(aaa);
1310                 cprintf("%d '%s' deleted.\n", OK, deleted_room_name);
1311         } else {
1312                 cprintf("%d ok to delete.\n", OK);
1313         }
1314 }
1315
1316
1317 /*
1318  * Internal code to create a new room (returns room flags)
1319  *
1320  * Room types:  0=public, 1=guessname, 2=passworded, 3=inv-only,
1321  *              4=mailbox, 5=mailbox, but caller supplies namespace
1322  */
1323 unsigned create_room(char *new_room_name,
1324                      int new_room_type,
1325                      char *new_room_pass,
1326                      int new_room_floor,
1327                      int really_create)
1328 {
1329
1330         struct quickroom qrbuf;
1331         struct floor flbuf;
1332         struct visit vbuf;
1333
1334         lprintf(9, "create_room(%s)\n", new_room_name);
1335         if (getroom(&qrbuf, new_room_name) == 0) {
1336                 lprintf(9, "%s already exists.\n", new_room_name);
1337                 return (0);     /* already exists */
1338         }
1339
1340
1341         memset(&qrbuf, 0, sizeof(struct quickroom));
1342         safestrncpy(qrbuf.QRpasswd, new_room_pass, sizeof qrbuf.QRpasswd);
1343         qrbuf.QRflags = QR_INUSE;
1344         if (new_room_type > 0)
1345                 qrbuf.QRflags = (qrbuf.QRflags | QR_PRIVATE);
1346         if (new_room_type == 1)
1347                 qrbuf.QRflags = (qrbuf.QRflags | QR_GUESSNAME);
1348         if (new_room_type == 2)
1349                 qrbuf.QRflags = (qrbuf.QRflags | QR_PASSWORDED);
1350         if ( (new_room_type == 4) || (new_room_type == 5) )
1351                 qrbuf.QRflags = (qrbuf.QRflags | QR_MAILBOX);
1352
1353         /* If the user is requesting a personal room, set up the room
1354          * name accordingly (prepend the user number)
1355          */
1356         if (new_room_type == 4) {
1357                 MailboxName(qrbuf.QRname, &CC->usersupp, new_room_name);
1358         }
1359         else {
1360                 safestrncpy(qrbuf.QRname, new_room_name, sizeof qrbuf.QRname);
1361         }
1362
1363         /* If the room is private, and the system administrator has elected
1364          * to automatically grant room aide privileges, do so now; otherwise,
1365          * set the room aide to undefined.
1366          */
1367         if ((qrbuf.QRflags & QR_PRIVATE) && (CREATAIDE == 1)) {
1368                 qrbuf.QRroomaide = CC->usersupp.usernum;
1369         } else {
1370                 qrbuf.QRroomaide = (-1L);
1371         }
1372
1373         /*
1374          * If the caller is only interested in testing whether this will work,
1375          * return now without creating the room.
1376          */
1377         if (!really_create) return (qrbuf.QRflags);
1378
1379         qrbuf.QRnumber = get_new_room_number();
1380         qrbuf.QRhighest = 0L;   /* No messages in this room yet */
1381         time(&qrbuf.QRgen);     /* Use a timestamp as the generation number */
1382         qrbuf.QRfloor = new_room_floor;
1383
1384         /* save what we just did... */
1385         putroom(&qrbuf);
1386
1387         /* bump the reference count on whatever floor the room is on */
1388         lgetfloor(&flbuf, (int) qrbuf.QRfloor);
1389         flbuf.f_ref_count = flbuf.f_ref_count + 1;
1390         lputfloor(&flbuf, (int) qrbuf.QRfloor);
1391
1392         /* be sure not to kick the creator out of the room! */
1393         lgetuser(&CC->usersupp, CC->curr_user);
1394         CtdlGetRelationship(&vbuf, &CC->usersupp, &qrbuf);
1395         vbuf.v_flags = vbuf.v_flags & ~V_FORGET & ~V_LOCKOUT;
1396         vbuf.v_flags = vbuf.v_flags | V_ACCESS;
1397         CtdlSetRelationship(&vbuf, &CC->usersupp, &qrbuf);
1398         lputuser(&CC->usersupp);
1399
1400         /* resume our happy day */
1401         return (qrbuf.QRflags);
1402 }
1403
1404
1405 /*
1406  * create a new room
1407  */
1408 void cmd_cre8(char *args)
1409 {
1410         int cre8_ok;
1411         char new_room_name[SIZ];
1412         int new_room_type;
1413         char new_room_pass[SIZ];
1414         int new_room_floor;
1415         char aaa[SIZ];
1416         unsigned newflags;
1417         struct floor *fl;
1418
1419         cre8_ok = extract_int(args, 0);
1420         extract(new_room_name, args, 1);
1421         new_room_name[ROOMNAMELEN - 1] = 0;
1422         new_room_type = extract_int(args, 2);
1423         extract(new_room_pass, args, 3);
1424         new_room_pass[9] = 0;
1425         new_room_floor = 0;
1426
1427         if ((strlen(new_room_name) == 0) && (cre8_ok == 1)) {
1428                 cprintf("%d Invalid room name.\n", ERROR);
1429                 return;
1430         }
1431
1432         if (!strcasecmp(new_room_name, MAILROOM)) {
1433                 cprintf("%d '%s' already exists.\n",
1434                         ERROR + ALREADY_EXISTS, new_room_name);
1435                 return;
1436         }
1437
1438         if (num_parms(args) >= 5) {
1439                 fl = cgetfloor(extract_int(args, 4));
1440                 if ((fl->f_flags & F_INUSE) == 0) {
1441                         cprintf("%d Invalid floor number.\n",
1442                                 ERROR + INVALID_FLOOR_OPERATION);
1443                         return;
1444                 } else {
1445                         new_room_floor = extract_int(args, 4);
1446                 }
1447         }
1448
1449         if (CtdlAccessCheck(ac_logged_in)) return;
1450
1451         if (CC->usersupp.axlevel < config.c_createax) {
1452                 cprintf("%d You need higher access to create rooms.\n",
1453                         ERROR + HIGHER_ACCESS_REQUIRED);
1454                 return;
1455         }
1456
1457         if ((strlen(new_room_name) == 0) && (cre8_ok == 0)) {
1458                 cprintf("%d Ok to create rooms.\n", OK);
1459                 return;
1460         }
1461
1462         if ((new_room_type < 0) || (new_room_type > 4)) {
1463                 cprintf("%d Invalid room type.\n", ERROR);
1464                 return;
1465         }
1466
1467         /* Check to make sure the requested room name doesn't already exist */
1468         newflags = create_room(new_room_name,
1469                            new_room_type, new_room_pass, new_room_floor, 0);
1470         if (newflags == 0) {
1471                 cprintf("%d '%s' already exists.\n",
1472                         ERROR + ALREADY_EXISTS, new_room_name);
1473                 return;
1474         }
1475
1476         if (cre8_ok == 0) {
1477                 cprintf("%d OK to create '%s'\n", OK, new_room_name);
1478                 return;
1479         }
1480
1481         /* If we reach this point, the room needs to be created. */
1482
1483         newflags = create_room(new_room_name,
1484                            new_room_type, new_room_pass, new_room_floor, 1);
1485
1486         /* post a message in Aide> describing the new room */
1487         safestrncpy(aaa, new_room_name, sizeof aaa);
1488         strcat(aaa, "> created by ");
1489         strcat(aaa, CC->usersupp.fullname);
1490         if (newflags & QR_MAILBOX)
1491                 strcat(aaa, " [personal]");
1492         else if (newflags & QR_PRIVATE)
1493                 strcat(aaa, " [private]");
1494         if (newflags & QR_GUESSNAME)
1495                 strcat(aaa, "[guessname] ");
1496         if (newflags & QR_PASSWORDED) {
1497                 strcat(aaa, "\n Password: ");
1498                 strcat(aaa, new_room_pass);
1499         }
1500         strcat(aaa, "\n");
1501         aide_message(aaa);
1502
1503         cprintf("%d '%s' has been created.\n", OK, new_room_name);
1504 }
1505
1506
1507
1508 void cmd_einf(char *ok)
1509 {                               /* enter info file for current room */
1510         FILE *fp;
1511         char infofilename[SIZ];
1512         char buf[SIZ];
1513
1514         if (CtdlAccessCheck(ac_room_aide)) return;
1515
1516         if (atoi(ok) == 0) {
1517                 cprintf("%d Ok.\n", OK);
1518                 return;
1519         }
1520         assoc_file_name(infofilename, &CC->quickroom, "info");
1521         lprintf(9, "opening\n");
1522         fp = fopen(infofilename, "w");
1523         lprintf(9, "checking\n");
1524         if (fp == NULL) {
1525                 cprintf("%d Cannot open %s: %s\n",
1526                   ERROR + INTERNAL_ERROR, infofilename, strerror(errno));
1527                 return;
1528         }
1529         cprintf("%d Send info...\n", SEND_LISTING);
1530
1531         do {
1532                 client_gets(buf);
1533                 if (strcmp(buf, "000"))
1534                         fprintf(fp, "%s\n", buf);
1535         } while (strcmp(buf, "000"));
1536         fclose(fp);
1537
1538         /* now update the room index so people will see our new info */
1539         lgetroom(&CC->quickroom, CC->quickroom.QRname);         /* lock so no one steps on us */
1540         CC->quickroom.QRinfo = CC->quickroom.QRhighest + 1L;
1541         lputroom(&CC->quickroom);
1542 }
1543
1544
1545 /*
1546  * cmd_lflr()   -  List all known floors
1547  */
1548 void cmd_lflr(void)
1549 {
1550         int a;
1551         struct floor flbuf;
1552
1553         if (CtdlAccessCheck(ac_logged_in)) return;
1554
1555         cprintf("%d Known floors:\n", LISTING_FOLLOWS);
1556
1557         for (a = 0; a < MAXFLOORS; ++a) {
1558                 getfloor(&flbuf, a);
1559                 if (flbuf.f_flags & F_INUSE) {
1560                         cprintf("%d|%s|%d\n",
1561                                 a,
1562                                 flbuf.f_name,
1563                                 flbuf.f_ref_count);
1564                 }
1565         }
1566         cprintf("000\n");
1567 }
1568
1569
1570
1571 /*
1572  * create a new floor
1573  */
1574 void cmd_cflr(char *argbuf)
1575 {
1576         char new_floor_name[SIZ];
1577         struct floor flbuf;
1578         int cflr_ok;
1579         int free_slot = (-1);
1580         int a;
1581
1582         extract(new_floor_name, argbuf, 0);
1583         cflr_ok = extract_int(argbuf, 1);
1584
1585
1586         if (CtdlAccessCheck(ac_aide)) return;
1587
1588         for (a = 0; a < MAXFLOORS; ++a) {
1589                 getfloor(&flbuf, a);
1590
1591                 /* note any free slots while we're scanning... */
1592                 if (((flbuf.f_flags & F_INUSE) == 0)
1593                     && (free_slot < 0))
1594                         free_slot = a;
1595
1596                 /* check to see if it already exists */
1597                 if ((!strcasecmp(flbuf.f_name, new_floor_name))
1598                     && (flbuf.f_flags & F_INUSE)) {
1599                         cprintf("%d Floor '%s' already exists.\n",
1600                                 ERROR + ALREADY_EXISTS,
1601                                 flbuf.f_name);
1602                         return;
1603                 }
1604         }
1605
1606         if (free_slot < 0) {
1607                 cprintf("%d There is no space available for a new floor.\n",
1608                         ERROR + INVALID_FLOOR_OPERATION);
1609                 return;
1610         }
1611         if (cflr_ok == 0) {
1612                 cprintf("%d ok to create...\n", OK);
1613                 return;
1614         }
1615         lgetfloor(&flbuf, free_slot);
1616         flbuf.f_flags = F_INUSE;
1617         flbuf.f_ref_count = 0;
1618         safestrncpy(flbuf.f_name, new_floor_name, sizeof flbuf.f_name);
1619         lputfloor(&flbuf, free_slot);
1620         cprintf("%d %d\n", OK, free_slot);
1621 }
1622
1623
1624
1625 /*
1626  * delete a floor
1627  */
1628 void cmd_kflr(char *argbuf)
1629 {
1630         struct floor flbuf;
1631         int floor_to_delete;
1632         int kflr_ok;
1633         int delete_ok;
1634
1635         floor_to_delete = extract_int(argbuf, 0);
1636         kflr_ok = extract_int(argbuf, 1);
1637
1638         if (CtdlAccessCheck(ac_aide)) return;
1639
1640         lgetfloor(&flbuf, floor_to_delete);
1641
1642         delete_ok = 1;
1643         if ((flbuf.f_flags & F_INUSE) == 0) {
1644                 cprintf("%d Floor %d not in use.\n",
1645                         ERROR + INVALID_FLOOR_OPERATION, floor_to_delete);
1646                 delete_ok = 0;
1647         } else {
1648                 if (flbuf.f_ref_count != 0) {
1649                         cprintf("%d Cannot delete; floor contains %d rooms.\n",
1650                                 ERROR + INVALID_FLOOR_OPERATION,
1651                                 flbuf.f_ref_count);
1652                         delete_ok = 0;
1653                 } else {
1654                         if (kflr_ok == 1) {
1655                                 cprintf("%d Ok\n", OK);
1656                         } else {
1657                                 cprintf("%d Ok to delete...\n", OK);
1658                         }
1659
1660                 }
1661
1662         }
1663
1664         if ((delete_ok == 1) && (kflr_ok == 1))
1665                 flbuf.f_flags = 0;
1666         lputfloor(&flbuf, floor_to_delete);
1667 }
1668
1669 /*
1670  * edit a floor
1671  */
1672 void cmd_eflr(char *argbuf)
1673 {
1674         struct floor flbuf;
1675         int floor_num;
1676         int np;
1677
1678         np = num_parms(argbuf);
1679         if (np < 1) {
1680                 cprintf("%d Usage error.\n", ERROR);
1681                 return;
1682         }
1683
1684         if (CtdlAccessCheck(ac_aide)) return;
1685
1686         floor_num = extract_int(argbuf, 0);
1687         lgetfloor(&flbuf, floor_num);
1688         if ((flbuf.f_flags & F_INUSE) == 0) {
1689                 lputfloor(&flbuf, floor_num);
1690                 cprintf("%d Floor %d is not in use.\n",
1691                         ERROR + INVALID_FLOOR_OPERATION, floor_num);
1692                 return;
1693         }
1694         if (np >= 2)
1695                 extract(flbuf.f_name, argbuf, 1);
1696         lputfloor(&flbuf, floor_num);
1697
1698         cprintf("%d Ok\n", OK);
1699 }