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