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
 872         /*
 873          * This command is only allowed by aides, room aides,
 874          * and room namespace owners
 875          */
 876         if (is_room_aide()
 877            || (atol(CC->quickroom.QRname) == CC->usersupp.usernum) ) {
 878                 /* access granted */
 879         }
 880         else {
 881                 /* access denied */
 882                 cprintf("%d Higher access or room ownership required.\n",
 883                         ERROR + HIGHER_ACCESS_REQUIRED);
 884                 return;
 885         }
 886
 887         cprintf("%d Who knows room:\n", LISTING_FOLLOWS);
 888         cdb_rewind(CDB_USERSUPP);
 889         while (cdbus = cdb_next_item(CDB_USERSUPP), cdbus != NULL) {
 890                 memset(&temp, 0, sizeof temp);
 891                 memcpy(&temp, cdbus->ptr, sizeof temp);
 892                 cdb_free(cdbus);
 893
 894                 if ((CC->quickroom.QRflags & QR_INUSE)
 895                     && (CtdlRoomAccess(&CC->quickroom, &temp) & UA_KNOWN)
 896                     )
 897                         cprintf("%s\n", temp.fullname);
 898         }
 899         cprintf("000\n");
 900 }
 901
 902
 903 /*
 904  * RDIR command for room directory
 905  */
 906 void cmd_rdir(void)
 907 {
 908         char buf[SIZ];
 909         char flnm[SIZ];
 910         char comment[SIZ];
 911         FILE *ls, *fd;
 912         struct stat statbuf;
 913
 914         if (CtdlAccessCheck(ac_logged_in)) return;
 915
 916         getroom(&CC->quickroom, CC->quickroom.QRname);
 917         getuser(&CC->usersupp, CC->curr_user);
 918
 919         if ((CC->quickroom.QRflags & QR_DIRECTORY) == 0) {
 920                 cprintf("%d not here.\n", ERROR + NOT_HERE);
 921                 return;
 922         }
 923         if (((CC->quickroom.QRflags & QR_VISDIR) == 0)
 924             && (CC->usersupp.axlevel < 6)
 925             && (CC->usersupp.usernum != CC->quickroom.QRroomaide)) {
 926                 cprintf("%d not here.\n", ERROR + HIGHER_ACCESS_REQUIRED);
 927                 return;
 928         }
 929         cprintf("%d %s|%s/files/%s\n",
 930         LISTING_FOLLOWS, config.c_fqdn, BBSDIR, CC->quickroom.QRdirname);
 931
 932         snprintf(buf, sizeof buf, "ls %s/files/%s  >%s 2> /dev/null",
 933                 BBSDIR, CC->quickroom.QRdirname, CC->temp);
 934         system(buf);
 935
 936         snprintf(buf, sizeof buf, "%s/files/%s/filedir", BBSDIR, CC->quickroom.QRdirname);
 937         fd = fopen(buf, "r");
 938         if (fd == NULL)
 939                 fd = fopen("/dev/null", "r");
 940
 941         ls = fopen(CC->temp, "r");
 942         while (fgets(flnm, sizeof flnm, ls) != NULL) {
 943                 flnm[strlen(flnm) - 1] = 0;
 944                 if (strcasecmp(flnm, "filedir")) {
 945                         snprintf(buf, sizeof buf, "%s/files/%s/%s",
 946                                 BBSDIR, CC->quickroom.QRdirname, flnm);
 947                         stat(buf, &statbuf);
 948                         strcpy(comment, "");
 949                         fseek(fd, 0L, 0);
 950                         while ((fgets(buf, sizeof buf, fd) != NULL)
 951                                && (strlen(comment) == 0)) {
 952                                 buf[strlen(buf) - 1] = 0;
 953                                 if ((!strncasecmp(buf, flnm, strlen(flnm)))
 954                                     && (buf[strlen(flnm)] == ' '))
 955                                         safestrncpy(comment,
 956                                             &buf[strlen(flnm) + 1],
 957                                             sizeof comment);
 958                         }
 959                         cprintf("%s|%ld|%s\n", flnm, (long)statbuf.st_size, comment);
 960                 }
 961         }
 962         fclose(ls);
 963         fclose(fd);
 964         unlink(CC->temp);
 965
 966         cprintf("000\n");
 967 }
 968
 969 /*
 970  * get room parameters (aide or room aide command)
 971  */
 972 void cmd_getr(void)
 973 {
 974         if (CtdlAccessCheck(ac_room_aide)) return;
 975
 976         /********
 977         if (is_noneditable(&CC->quickroom)) {
 978                 cprintf("%d Can't edit this room.\n", ERROR + NOT_HERE);
 979                 return;
 980         }
 981         ************/
 982
 983         getroom(&CC->quickroom, CC->quickroom.QRname);
 984         cprintf("%d%c%s|%s|%s|%d|%d|%d\n",
 985                 OK, CtdlCheckExpress(),
 986                 CC->quickroom.QRname,
 987                 ((CC->quickroom.QRflags & QR_PASSWORDED) ? CC->quickroom.QRpasswd : ""),
 988                 ((CC->quickroom.QRflags & QR_DIRECTORY) ? CC->quickroom.QRdirname : ""),
 989                 CC->quickroom.QRflags,
 990                 (int) CC->quickroom.QRfloor,
 991                 (int) CC->quickroom.QRorder);
 992 }
 993
 994
 995 /*
 996  * set room parameters (aide or room aide command)
 997  */
 998 void cmd_setr(char *args)
 999 {
1000         char buf[SIZ];
1001         struct floor *fl;
1002         struct floor flbuf;
1003         char old_name[ROOMNAMELEN];
1004         int old_floor;
1005         int new_order = 0;
1006         int ne = 0;
1007
1008         if (CtdlAccessCheck(ac_room_aide)) return;
1009
1010         if (is_noneditable(&CC->quickroom)) {
1011                 ne = 1;
1012         }
1013
1014         /***
1015                 cprintf("%d Can't edit this room.\n", ERROR + NOT_HERE);
1016                 return;
1017         }
1018         ***/
1019
1020
1021         if (num_parms(args) >= 6) {
1022                 fl = cgetfloor(extract_int(args, 5));
1023                 if ((fl->f_flags & F_INUSE) == 0) {
1024                         cprintf("%d Invalid floor number.\n",
1025                                 ERROR + INVALID_FLOOR_OPERATION);
1026                         return;
1027                 }
1028         }
1029         if (num_parms(args) >= 7) {
1030                 new_order = extract_int(args, 6);
1031                 if (new_order < 1)
1032                         new_order = 1;
1033                 if (new_order > 127)
1034                         new_order = 127;
1035         }
1036         lgetroom(&CC->quickroom, CC->quickroom.QRname);
1037
1038         /* Non-editable base rooms can't be renamed */
1039         strcpy(old_name, CC->quickroom.QRname);
1040         if (!ne) {
1041                 extract(buf, args, 0);
1042                 buf[ROOMNAMELEN] = 0;
1043                 safestrncpy(CC->quickroom.QRname, buf,
1044                         sizeof CC->quickroom.QRname);
1045         }
1046
1047         extract(buf, args, 1);
1048         buf[10] = 0;
1049         safestrncpy(CC->quickroom.QRpasswd, buf, sizeof CC->quickroom.QRpasswd);
1050         extract(buf, args, 2);
1051         buf[15] = 0;
1052         safestrncpy(CC->quickroom.QRdirname, buf,
1053                 sizeof CC->quickroom.QRdirname);
1054         CC->quickroom.QRflags = (extract_int(args, 3) | QR_INUSE);
1055         if (num_parms(args) >= 7)
1056                 CC->quickroom.QRorder = (char) new_order;
1057
1058         /* Clean up a client boo-boo: if the client set the room to
1059          * guess-name or passworded, ensure that the private flag is
1060          * also set.
1061          */
1062         if ((CC->quickroom.QRflags & QR_GUESSNAME)
1063             || (CC->quickroom.QRflags & QR_PASSWORDED))
1064                 CC->quickroom.QRflags |= QR_PRIVATE;
1065
1066         /* Kick everyone out if the client requested it (by changing the
1067          * room's generation number)
1068          */
1069         if (extract_int(args, 4)) {
1070                 time(&CC->quickroom.QRgen);
1071         }
1072         old_floor = CC->quickroom.QRfloor;
1073         if (num_parms(args) >= 6) {
1074                 CC->quickroom.QRfloor = extract_int(args, 5);
1075         }
1076         /* Write the room record back to disk */
1077         lputroom(&CC->quickroom);
1078
1079         /* If the room name changed, then there are now two room records,
1080          * so we have to delete the old one.
1081          */
1082         if (strcasecmp(CC->quickroom.QRname, old_name)) {
1083                 b_deleteroom(old_name);
1084         }
1085         /* adjust the floor reference counts */
1086         lgetfloor(&flbuf, old_floor);
1087         --flbuf.f_ref_count;
1088         lputfloor(&flbuf, old_floor);
1089         lgetfloor(&flbuf, CC->quickroom.QRfloor);
1090         ++flbuf.f_ref_count;
1091         lputfloor(&flbuf, CC->quickroom.QRfloor);
1092
1093         /* create a room directory if necessary */
1094         if (CC->quickroom.QRflags & QR_DIRECTORY) {
1095                 snprintf(buf, sizeof buf,
1096                     "mkdir ./files/%s </dev/null >/dev/null 2>/dev/null",
1097                         CC->quickroom.QRdirname);
1098                 system(buf);
1099         }
1100         snprintf(buf, sizeof buf, "%s> edited by %s\n", CC->quickroom.QRname, CC->curr_user);
1101         aide_message(buf);
1102         cprintf("%d Ok\n", OK);
1103 }
1104
1105
1106
1107 /*
1108  * get the name of the room aide for this room
1109  */
1110 void cmd_geta(void)
1111 {
1112         struct usersupp usbuf;
1113
1114         if (CtdlAccessCheck(ac_logged_in)) return;
1115
1116         if (is_noneditable(&CC->quickroom)) {
1117                 cprintf("%d Can't edit this room.\n", ERROR + NOT_HERE);
1118                 return;
1119         }
1120         if (getuserbynumber(&usbuf, CC->quickroom.QRroomaide) == 0) {
1121                 cprintf("%d %s\n", OK, usbuf.fullname);
1122         } else {
1123                 cprintf("%d \n", OK);
1124         }
1125 }
1126
1127
1128 /*
1129  * set the room aide for this room
1130  */
1131 void cmd_seta(char *new_ra)
1132 {
1133         struct usersupp usbuf;
1134         long newu;
1135         char buf[SIZ];
1136         int post_notice;
1137
1138         if (CtdlAccessCheck(ac_room_aide)) return;
1139
1140         if (getuser(&usbuf, new_ra) != 0) {
1141                 newu = (-1L);
1142         } else {
1143                 newu = usbuf.usernum;
1144         }
1145
1146         lgetroom(&CC->quickroom, CC->quickroom.QRname);
1147         post_notice = 0;
1148         if (CC->quickroom.QRroomaide != newu) {
1149                 post_notice = 1;
1150         }
1151         CC->quickroom.QRroomaide = newu;
1152         lputroom(&CC->quickroom);
1153
1154         /*
1155          * We have to post the change notice _after_ writing changes to
1156          * the room table, otherwise it would deadlock!
1157          */
1158         if (post_notice == 1) {
1159                 snprintf(buf, sizeof buf, "%s is now room aide for %s>\n",
1160                         usbuf.fullname, CC->quickroom.QRname);
1161                 aide_message(buf);
1162         }
1163         cprintf("%d Ok\n", OK);
1164 }
1165
1166 /*
1167  * Generate an associated file name for a room
1168  */
1169 void assoc_file_name(char *buf, size_t n,
1170                      struct quickroom *qrbuf, const char *prefix)
1171 {
1172         snprintf(buf, n, "./%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, sizeof 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, sizeof filename, qrbuf, "info");
1213         unlink(filename);
1214
1215         /* Delete the image file */
1216         assoc_file_name(filename, sizeof filename, qrbuf, "images");
1217         unlink(filename);
1218
1219         /* Delete the room's network config file */
1220         assoc_file_name(filename, sizeof 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                 snprintf(aaa, sizeof 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, sizeof 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, sizeof 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 }