citadel/room_ops.c

   1 /*
   2  * $Id$
   3  *
   4  * Server functions which perform operations on room objects.
   5  *
   6  */
   7 #include "sysdep.h"
   8 #include <stdlib.h>
   9 #include <unistd.h>
  10 #include <stdio.h>
  11 #include <sys/stat.h>
  12 #include <string.h>
  13
  14 #if TIME_WITH_SYS_TIME
  15 # include <sys/time.h>
  16 # include <time.h>
  17 #else
  18 # if HAVE_SYS_TIME_H
  19 #  include <sys/time.h>
  20 # else
  21 #  include <time.h>
  22 # endif
  23 #endif
  24
  25 #include <limits.h>
  26 #include <errno.h>
  27 #include "citadel.h"
  28 #include "server.h"
  29 #include "database.h"
  30 #include "config.h"
  31 #include "room_ops.h"
  32 #include "sysdep_decls.h"
  33 #include "support.h"
  34 #include "user_ops.h"
  35 #include "msgbase.h"
  36 #include "citserver.h"
  37 #include "control.h"
  38 #include "tools.h"
  39
  40 struct floor *floorcache[MAXFLOORS];
  41
  42 /*
  43  * Generic routine for determining user access to rooms
  44  */
  45 int CtdlRoomAccess(struct quickroom *roombuf, struct usersupp *userbuf)
  46 {
  47         int retval = 0;
  48         struct visit vbuf;
  49
  50         /* for internal programs, always do everything */
  51         if (((CC->internal_pgm)) && (roombuf->QRflags & QR_INUSE)) {
  52                 return (UA_KNOWN | UA_GOTOALLOWED);
  53         }
  54         /* For mailbox rooms, only allow access to the owner */
  55         if (roombuf->QRflags & QR_MAILBOX) {
  56                 if (userbuf->usernum != atol(roombuf->QRname)) {
  57                         return (retval);
  58                 }
  59         }
  60         /* Locate any applicable user/room relationships */
  61         CtdlGetRelationship(&vbuf, userbuf, roombuf);
  62
  63         /* Force the properties of the Aide room */
  64         if (!strcasecmp(roombuf->QRname, AIDEROOM)) {
  65                 if (userbuf->axlevel >= 6) {
  66                         retval = UA_KNOWN | UA_GOTOALLOWED;
  67                 } else {
  68                         retval = 0;
  69                 }
  70                 goto NEWMSG;
  71         }
  72         /* For mailboxes, we skip all the access stuff (and we've
  73          * already checked by this point that the mailbox belongs
  74          * to the user)
  75          */
  76         if (roombuf->QRflags & QR_MAILBOX) {
  77                 retval = UA_KNOWN | UA_GOTOALLOWED;
  78                 goto NEWMSG;
  79         }
  80         /* If this is a public room, it's accessible... */
  81         if ((roombuf->QRflags & QR_PRIVATE) == 0) {
  82                 retval = retval | UA_KNOWN | UA_GOTOALLOWED;
  83         }
  84         /* If this is a preferred users only room, check access level */
  85         if (roombuf->QRflags & QR_PREFONLY) {
  86                 if (userbuf->axlevel < 5) {
  87                         retval = retval & ~UA_KNOWN & ~UA_GOTOALLOWED;
  88                 }
  89         }
  90         /* For private rooms, check the generation number matchups */
  91         if (roombuf->QRflags & QR_PRIVATE) {
  92
  93                 /* An explicit match means the user belongs in this room */
  94                 if (vbuf.v_flags & V_ACCESS) {
  95                         retval = retval | UA_KNOWN | UA_GOTOALLOWED;
  96                 }
  97                 /* Otherwise, check if this is a guess-name or passworded
  98                  * room.  If it is, a goto may at least be attempted
  99                  */
 100                 else if ((roombuf->QRflags & QR_PRIVATE)
 101                          || (roombuf->QRflags & QR_PASSWORDED)) {
 102                         retval = retval & ~UA_KNOWN;
 103                         retval = retval | UA_GOTOALLOWED;
 104                 }
 105         }
 106         /* Check to see if the user has forgotten this room */
 107         if (vbuf.v_flags & V_FORGET) {
 108                 retval = retval & ~UA_KNOWN;
 109                 retval = retval | UA_ZAPPED;
 110         }
 111         /* If user is explicitly locked out of this room, deny everything */
 112         if (vbuf.v_flags & V_LOCKOUT) {
 113                 retval = retval & ~UA_KNOWN & ~UA_GOTOALLOWED;
 114         }
 115
 116         /* Aides get access to everything */
 117         if (userbuf->axlevel >= 6) {
 118                 if (vbuf.v_flags & V_FORGET) {
 119                         retval = retval | UA_GOTOALLOWED;
 120                 }
 121                 else {
 122                         retval = retval | UA_KNOWN | UA_GOTOALLOWED;
 123                 }
 124         }
 125
 126 NEWMSG: /* By the way, we also check for the presence of new messages */
 127         if (is_msg_in_mset(vbuf.v_seen, roombuf->QRhighest) == 0) {
 128                 retval = retval | UA_HASNEWMSGS;
 129         }
 130         return (retval);
 131 }
 132
 133 /*
 134  * Self-checking stuff for a room record read into memory
 135  */
 136 void room_sanity_check(struct quickroom *qrbuf)
 137 {
 138         /* Mailbox rooms are always on the lowest floor */
 139         if (qrbuf->QRflags & QR_MAILBOX) {
 140                 qrbuf->QRfloor = 0;
 141         }
 142         /* Listing order of 0 is illegal except for base rooms */
 143         if (qrbuf->QRorder == 0)
 144                 if (!is_noneditable(qrbuf))
 145                         qrbuf->QRorder = 64;
 146 }
 147
 148
 149 /*
 150  * getroom()  -  retrieve room data from disk
 151  */
 152 int getroom(struct quickroom *qrbuf, char *room_name)
 153 {
 154         struct cdbdata *cdbqr;
 155         char lowercase_name[ROOMNAMELEN];
 156         char personal_lowercase_name[ROOMNAMELEN];
 157         int a;
 158
 159         for (a = 0; room_name[a] && a < sizeof lowercase_name - 1; ++a) {
 160                 lowercase_name[a] = tolower(room_name[a]);
 161         }
 162         lowercase_name[a] = 0;
 163
 164         memset(qrbuf, 0, sizeof(struct quickroom));
 165
 166         /* First, try the public namespace */
 167         cdbqr = cdb_fetch(CDB_QUICKROOM,
 168                           lowercase_name, strlen(lowercase_name));
 169
 170         /* If that didn't work, try the user's personal namespace */
 171         if (cdbqr == NULL) {
 172                 sprintf(personal_lowercase_name, "%010ld.%s",
 173                         CC->usersupp.usernum, lowercase_name);
 174                 cdbqr = cdb_fetch(CDB_QUICKROOM,
 175                                   personal_lowercase_name,
 176                                   strlen(personal_lowercase_name));
 177         }
 178         if (cdbqr != NULL) {
 179                 memcpy(qrbuf, cdbqr->ptr,
 180                        ((cdbqr->len > sizeof(struct quickroom)) ?
 181                         sizeof(struct quickroom) : cdbqr->len));
 182                 cdb_free(cdbqr);
 183
 184                 room_sanity_check(qrbuf);
 185
 186                 return (0);
 187         } else {
 188                 return (1);
 189         }
 190 }
 191
 192 /*
 193  * lgetroom()  -  same as getroom() but locks the record (if supported)
 194  */
 195 int lgetroom(struct quickroom *qrbuf, char *room_name)
 196 {
 197         register int retval;
 198         retval = getroom(qrbuf, room_name);
 199         if (retval == 0) begin_critical_section(S_QUICKROOM);
 200         return(retval);
 201 }
 202
 203
 204 /*
 205  * b_putroom()  -  back end to putroom() and b_deleteroom()
 206  *              (if the supplied buffer is NULL, delete the room record)
 207  */
 208 void b_putroom(struct quickroom *qrbuf, char *room_name)
 209 {
 210         char lowercase_name[ROOMNAMELEN];
 211         int a;
 212
 213         for (a = 0; a <= strlen(room_name); ++a) {
 214                 lowercase_name[a] = tolower(room_name[a]);
 215         }
 216
 217         if (qrbuf == NULL) {
 218                 cdb_delete(CDB_QUICKROOM,
 219                            lowercase_name, strlen(lowercase_name));
 220         } else {
 221                 time(&qrbuf->QRmtime);
 222                 cdb_store(CDB_QUICKROOM,
 223                           lowercase_name, strlen(lowercase_name),
 224                           qrbuf, sizeof(struct quickroom));
 225         }
 226 }
 227
 228
 229 /*
 230  * putroom()  -  store room data to disk
 231  */
 232 void putroom(struct quickroom *qrbuf) {
 233         b_putroom(qrbuf, qrbuf->QRname);
 234 }
 235
 236
 237 /*
 238  * b_deleteroom()  -  delete a room record from disk
 239  */
 240 void b_deleteroom(char *room_name) {
 241         b_putroom(NULL, room_name);
 242 }
 243
 244
 245
 246 /*
 247  * lputroom()  -  same as putroom() but unlocks the record (if supported)
 248  */
 249 void lputroom(struct quickroom *qrbuf)
 250 {
 251
 252         putroom(qrbuf);
 253         end_critical_section(S_QUICKROOM);
 254
 255 }
 256
 257 /****************************************************************************/
 258
 259 /*
 260  * getfloor()  -  retrieve floor data from disk
 261  */
 262 void getfloor(struct floor *flbuf, int floor_num)
 263 {
 264         struct cdbdata *cdbfl;
 265
 266         memset(flbuf, 0, sizeof(struct floor));
 267         cdbfl = cdb_fetch(CDB_FLOORTAB, &floor_num, sizeof(int));
 268         if (cdbfl != NULL) {
 269                 memcpy(flbuf, cdbfl->ptr,
 270                        ((cdbfl->len > sizeof(struct floor)) ?
 271                         sizeof(struct floor) : cdbfl->len));
 272                 cdb_free(cdbfl);
 273         } else {
 274                 if (floor_num == 0) {
 275                         strcpy(flbuf->f_name, "Main Floor");
 276                         flbuf->f_flags = F_INUSE;
 277                         flbuf->f_ref_count = 3;
 278                 }
 279         }
 280
 281 }
 282
 283 /*
 284  * lgetfloor()  -  same as getfloor() but locks the record (if supported)
 285  */
 286 void lgetfloor(struct floor *flbuf, int floor_num)
 287 {
 288
 289         begin_critical_section(S_FLOORTAB);
 290         getfloor(flbuf, floor_num);
 291 }
 292
 293
 294 /*
 295  * cgetfloor()  -  Get floor record from *cache* (loads from disk if needed)
 296  *
 297  * This is strictly a performance hack.
 298  */
 299 struct floor *cgetfloor(int floor_num) {
 300         static int initialized = 0;
 301         int i;
 302
 303         if (initialized == 0) {
 304                 for (i=0; i<MAXFLOORS; ++i) {
 305                         floorcache[floor_num] = NULL;
 306                 }
 307         initialized = 1;
 308         }
 309
 310         if (floorcache[floor_num] == NULL) {
 311                 floorcache[floor_num] = mallok(sizeof(struct floor));
 312                 getfloor(floorcache[floor_num], floor_num);
 313         }
 314
 315         return(floorcache[floor_num]);
 316 }
 317
 318
 319
 320 /*
 321  * putfloor()  -  store floor data on disk
 322  */
 323 void putfloor(struct floor *flbuf, int floor_num)
 324 {
 325         cdb_store(CDB_FLOORTAB, &floor_num, sizeof(int),
 326                   flbuf, sizeof(struct floor));
 327
 328         /* If we've cached this, clear it out, 'cuz it's WRONG now! */
 329         if (floorcache[floor_num] != NULL) {
 330                 phree(floorcache[floor_num]);
 331                 floorcache[floor_num] = NULL;
 332         }
 333 }
 334
 335
 336 /*
 337  * lputfloor()  -  same as putfloor() but unlocks the record (if supported)
 338  */
 339 void lputfloor(struct floor *flbuf, int floor_num)
 340 {
 341
 342         putfloor(flbuf, floor_num);
 343         end_critical_section(S_FLOORTAB);
 344
 345 }
 346
 347
 348 /*
 349  *  Traverse the room file...
 350  */
 351 void ForEachRoom(void (*CallBack) (struct quickroom *EachRoom, void *out_data),
 352                 void *in_data)
 353 {
 354         struct quickroom qrbuf;
 355         struct cdbdata *cdbqr;
 356
 357         cdb_begin_transaction();
 358         cdb_rewind(CDB_QUICKROOM);
 359
 360         while (cdbqr = cdb_next_item(CDB_QUICKROOM), cdbqr != NULL) {
 361                 memset(&qrbuf, 0, sizeof(struct quickroom));
 362                 memcpy(&qrbuf, cdbqr->ptr,
 363                        ((cdbqr->len > sizeof(struct quickroom)) ?
 364                         sizeof(struct quickroom) : cdbqr->len));
 365                 cdb_free(cdbqr);
 366                 room_sanity_check(&qrbuf);
 367                 if (qrbuf.QRflags & QR_INUSE)
 368                         (*CallBack)(&qrbuf, in_data);
 369         }
 370         cdb_end_transaction();
 371 }
 372
 373
 374 /*
 375  * delete_msglist()  -  delete room message pointers
 376  */
 377 void delete_msglist(struct quickroom *whichroom)
 378 {
 379         struct cdbdata *cdbml;
 380
 381         /* Make sure the msglist we're deleting actually exists, otherwise
 382          * gdbm will complain when we try to delete an invalid record
 383          */
 384         cdbml = cdb_fetch(CDB_MSGLISTS, &whichroom->QRnumber, sizeof(long));
 385         if (cdbml != NULL) {
 386                 cdb_free(cdbml);
 387
 388                 /* Go ahead and delete it */
 389                 cdb_delete(CDB_MSGLISTS, &whichroom->QRnumber, sizeof(long));
 390         }
 391 }
 392
 393
 394
 395
 396 /*
 397  * sort message pointers
 398  * (returns new msg count)
 399  */
 400 int sort_msglist(long listptrs[], int oldcount)
 401 {
 402         int a, b;
 403         long hold1, hold2;
 404         int numitems;
 405
 406         numitems = oldcount;
 407         if (numitems < 2)
 408                 return (oldcount);
 409
 410         /* do the sort */
 411         for (a = numitems - 2; a >= 0; --a) {
 412                 for (b = 0; b <= a; ++b) {
 413                         if (listptrs[b] > (listptrs[b + 1])) {
 414                                 hold1 = listptrs[b];
 415                                 hold2 = listptrs[b + 1];
 416                                 listptrs[b] = hold2;
 417                                 listptrs[b + 1] = hold1;
 418                         }
 419                 }
 420         }
 421
 422         /* and yank any nulls */
 423         while ((numitems > 0) && (listptrs[0] == 0L)) {
 424                 memcpy(&listptrs[0], &listptrs[1],
 425                        (sizeof(long) * (numitems - 1)));
 426                 --numitems;
 427         }
 428
 429         return (numitems);
 430 }
 431
 432
 433 /*
 434  * Determine whether a given room is non-editable.
 435  */
 436 int is_noneditable(struct quickroom *qrbuf)
 437 {
 438
 439         /* Lobby> and Aide> are non-editable */
 440         if (!strcasecmp(qrbuf->QRname, BASEROOM))
 441                 return (1);
 442         else if (!strcasecmp(qrbuf->QRname, AIDEROOM))
 443                 return (1);
 444
 445         /* Mail> rooms are also non-editable */
 446         else if ( (qrbuf->QRflags & QR_MAILBOX)
 447              && (!strcasecmp(&qrbuf->QRname[11], MAILROOM)) )
 448                 return (1);
 449
 450         /* Everything else is editable */
 451         else
 452                 return (0);
 453 }
 454
 455
 456
 457 /*
 458  * Back-back-end for all room listing commands
 459  */
 460 void list_roomname(struct quickroom *qrbuf)
 461 {
 462         char truncated_roomname[ROOMNAMELEN];
 463
 464         /* For mailbox rooms, chop off the owner prefix */
 465         if (qrbuf->QRflags & QR_MAILBOX) {
 466                 strcpy(truncated_roomname, qrbuf->QRname);
 467                 strcpy(truncated_roomname, &truncated_roomname[11]);
 468                 cprintf("%s", truncated_roomname);
 469         }
 470         /* For all other rooms, just display the name in its entirety */
 471         else {
 472                 cprintf("%s", qrbuf->QRname);
 473         }
 474
 475         /* ...and now the other parameters */
 476         cprintf("|%u|%d|%d\n",
 477                 qrbuf->QRflags,
 478                 (int) qrbuf->QRfloor,
 479                 (int) qrbuf->QRorder);
 480 }
 481
 482
 483 /*
 484  * cmd_lrms()   -  List all accessible rooms, known or forgotten
 485  */
 486 void cmd_lrms_backend(struct quickroom *qrbuf, void *data)
 487 {
 488         int FloorBeingSearched = (-1);
 489         FloorBeingSearched = *(int *)data;
 490
 491         if (((CtdlRoomAccess(qrbuf, &CC->usersupp)
 492               & (UA_KNOWN | UA_ZAPPED)))
 493             && ((qrbuf->QRfloor == (FloorBeingSearched))
 494                 || ((FloorBeingSearched) < 0)))
 495                 list_roomname(qrbuf);
 496 }
 497
 498 void cmd_lrms(char *argbuf)
 499 {
 500         int FloorBeingSearched = (-1);
 501         if (strlen(argbuf) > 0)
 502                 FloorBeingSearched = extract_int(argbuf, 0);
 503
 504         if (CtdlAccessCheck(ac_logged_in)) return;
 505
 506         if (getuser(&CC->usersupp, CC->curr_user)) {
 507                 cprintf("%d Can't locate user!\n", ERROR + INTERNAL_ERROR);
 508                 return;
 509         }
 510         cprintf("%d Accessible rooms:\n", LISTING_FOLLOWS);
 511
 512         ForEachRoom(cmd_lrms_backend, &FloorBeingSearched);
 513         cprintf("000\n");
 514 }
 515
 516
 517
 518 /*
 519  * cmd_lkra()   -  List all known rooms
 520  */
 521 void cmd_lkra_backend(struct quickroom *qrbuf, void *data)
 522 {
 523         int FloorBeingSearched = (-1);
 524         FloorBeingSearched = *(int *)data;
 525
 526         if (((CtdlRoomAccess(qrbuf, &CC->usersupp)
 527               & (UA_KNOWN)))
 528             && ((qrbuf->QRfloor == (FloorBeingSearched))
 529                 || ((FloorBeingSearched) < 0)))
 530                 list_roomname(qrbuf);
 531 }
 532
 533 void cmd_lkra(char *argbuf)
 534 {
 535         int FloorBeingSearched = (-1);
 536         if (strlen(argbuf) > 0)
 537                 FloorBeingSearched = extract_int(argbuf, 0);
 538
 539         if (CtdlAccessCheck(ac_logged_in)) return;
 540
 541         if (getuser(&CC->usersupp, CC->curr_user)) {
 542                 cprintf("%d Can't locate user!\n", ERROR + INTERNAL_ERROR);
 543                 return;
 544         }
 545         cprintf("%d Known rooms:\n", LISTING_FOLLOWS);
 546
 547         ForEachRoom(cmd_lkra_backend, &FloorBeingSearched);
 548         cprintf("000\n");
 549 }
 550
 551
 552
 553 /*
 554  * cmd_lkrn()   -  List all known rooms with new messages
 555  */
 556 void cmd_lkrn_backend(struct quickroom *qrbuf, void *data)
 557 {
 558         int ra;
 559         int FloorBeingSearched = (-1);
 560         FloorBeingSearched = *(int *)data;
 561
 562         ra = CtdlRoomAccess(qrbuf, &CC->usersupp);
 563         if ((ra & UA_KNOWN)
 564             && (ra & UA_HASNEWMSGS)
 565             && ((qrbuf->QRfloor == (FloorBeingSearched))
 566                 || ((FloorBeingSearched) < 0)))
 567                 list_roomname(qrbuf);
 568 }
 569
 570 void cmd_lkrn(char *argbuf)
 571 {
 572         int FloorBeingSearched = (-1);
 573         if (strlen(argbuf) > 0)
 574                 FloorBeingSearched = extract_int(argbuf, 0);
 575
 576         if (CtdlAccessCheck(ac_logged_in)) return;
 577
 578         if (getuser(&CC->usersupp, CC->curr_user)) {
 579                 cprintf("%d Can't locate user!\n", ERROR + INTERNAL_ERROR);
 580                 return;
 581         }
 582         cprintf("%d Rooms w/ new msgs:\n", LISTING_FOLLOWS);
 583
 584         ForEachRoom(cmd_lkrn_backend, &FloorBeingSearched);
 585         cprintf("000\n");
 586 }
 587
 588
 589
 590 /*
 591  * cmd_lkro()   -  List all known rooms
 592  */
 593 void cmd_lkro_backend(struct quickroom *qrbuf, void *data)
 594 {
 595         int ra;
 596         int FloorBeingSearched = (-1);
 597         FloorBeingSearched = *(int *)data;
 598
 599         ra = CtdlRoomAccess(qrbuf, &CC->usersupp);
 600         if ((ra & UA_KNOWN)
 601             && ((ra & UA_HASNEWMSGS) == 0)
 602             && ((qrbuf->QRfloor == (FloorBeingSearched))
 603                 || ((FloorBeingSearched) < 0)))
 604                 list_roomname(qrbuf);
 605 }
 606
 607 void cmd_lkro(char *argbuf)
 608 {
 609         int FloorBeingSearched = (-1);
 610         if (strlen(argbuf) > 0)
 611                 FloorBeingSearched = extract_int(argbuf, 0);
 612
 613         if (CtdlAccessCheck(ac_logged_in)) return;
 614
 615         if (getuser(&CC->usersupp, CC->curr_user)) {
 616                 cprintf("%d Can't locate user!\n", ERROR + INTERNAL_ERROR);
 617                 return;
 618         }
 619         cprintf("%d Rooms w/o new msgs:\n", LISTING_FOLLOWS);
 620
 621         ForEachRoom(cmd_lkro_backend, &FloorBeingSearched);
 622         cprintf("000\n");
 623 }
 624
 625
 626
 627 /*
 628  * cmd_lzrm()   -  List all forgotten rooms
 629  */
 630 void cmd_lzrm_backend(struct quickroom *qrbuf, void *data)
 631 {
 632         int ra;
 633         int FloorBeingSearched = (-1);
 634         FloorBeingSearched = *(int *)data;
 635
 636         ra = CtdlRoomAccess(qrbuf, &CC->usersupp);
 637         if ((ra & UA_GOTOALLOWED)
 638             && (ra & UA_ZAPPED)
 639             && ((qrbuf->QRfloor == (FloorBeingSearched))
 640                 || ((FloorBeingSearched) < 0)))
 641                 list_roomname(qrbuf);
 642 }
 643
 644 void cmd_lzrm(char *argbuf)
 645 {
 646         int FloorBeingSearched = (-1);
 647         if (strlen(argbuf) > 0)
 648                 FloorBeingSearched = extract_int(argbuf, 0);
 649
 650         if (CtdlAccessCheck(ac_logged_in)) return;
 651
 652         if (getuser(&CC->usersupp, CC->curr_user)) {
 653                 cprintf("%d Can't locate user!\n", ERROR + INTERNAL_ERROR);
 654                 return;
 655         }
 656         cprintf("%d Zapped rooms:\n", LISTING_FOLLOWS);
 657
 658         ForEachRoom(cmd_lzrm_backend, &FloorBeingSearched);
 659         cprintf("000\n");
 660 }
 661
 662
 663
 664 void usergoto(char *where, int display_result, int *retmsgs, int *retnew)
 665 {
 666         int a;
 667         int new_messages = 0;
 668         int total_messages = 0;
 669         int info = 0;
 670         int rmailflag;
 671         int raideflag;
 672         int newmailcount = 0;
 673         struct visit vbuf;
 674         char truncated_roomname[ROOMNAMELEN];
 675         struct cdbdata *cdbfr;
 676         long *msglist = NULL;
 677         int num_msgs = 0;
 678
 679         strcpy(CC->quickroom.QRname, where);
 680         getroom(&CC->quickroom, where);
 681
 682         lgetuser(&CC->usersupp, CC->curr_user);
 683         CtdlGetRelationship(&vbuf, &CC->usersupp, &CC->quickroom);
 684
 685         /* Know the room ... but not if it's the page log room */
 686         if (strcasecmp(where, config.c_logpages)) {
 687                 vbuf.v_flags = vbuf.v_flags & ~V_FORGET & ~V_LOCKOUT;
 688                 vbuf.v_flags = vbuf.v_flags | V_ACCESS;
 689         }
 690         CtdlSetRelationship(&vbuf, &CC->usersupp, &CC->quickroom);
 691         lputuser(&CC->usersupp);
 692
 693         /* check for new mail */
 694         newmailcount = NewMailCount();
 695
 696         /* set info to 1 if the user needs to read the room's info file */
 697         if (CC->quickroom.QRinfo > vbuf.v_lastseen)
 698                 info = 1;
 699
 700         get_mm();
 701         cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->quickroom.QRnumber, sizeof(long));
 702         if (cdbfr != NULL) {
 703                 msglist = mallok(cdbfr->len);
 704                 memcpy(msglist, cdbfr->ptr, cdbfr->len);
 705                 num_msgs = cdbfr->len / sizeof(long);
 706                 cdb_free(cdbfr);
 707         }
 708
 709         if (num_msgs > 0) for (a = 0; a < num_msgs; ++a) {
 710                 if (msglist[a] > 0L) {
 711                         ++total_messages;
 712                         if (is_msg_in_mset(vbuf.v_seen, msglist[a]) == 0) {
 713                                 ++new_messages;
 714                         }
 715                 }
 716         }
 717
 718         if (msglist != NULL) phree(msglist);
 719
 720         if (CC->quickroom.QRflags & QR_MAILBOX)
 721                 rmailflag = 1;
 722         else
 723                 rmailflag = 0;
 724
 725         if ((CC->quickroom.QRroomaide == CC->usersupp.usernum)
 726             || (CC->usersupp.axlevel >= 6))
 727                 raideflag = 1;
 728         else
 729                 raideflag = 0;
 730
 731         strcpy(truncated_roomname, CC->quickroom.QRname);
 732         if (CC->quickroom.QRflags & QR_MAILBOX) {
 733                 strcpy(truncated_roomname, &truncated_roomname[11]);
 734         }
 735
 736         if (retmsgs != NULL) *retmsgs = total_messages;
 737         if (retnew != NULL) *retnew = new_messages;
 738         lprintf(9, "<%s> %d new of %d total messages\n",
 739                 CC->quickroom.QRname, new_messages, total_messages);
 740
 741         if (display_result)
 742                 cprintf("%d%c%s|%d|%d|%d|%d|%ld|%ld|%d|%d|%d|%d\n",
 743                         OK, CtdlCheckExpress(),
 744                         truncated_roomname,
 745                         new_messages, total_messages,
 746                         info, CC->quickroom.QRflags,
 747                         CC->quickroom.QRhighest,
 748                         vbuf.v_lastseen,
 749                         rmailflag, raideflag, newmailcount,
 750                         CC->quickroom.QRfloor);
 751
 752 }
 753
 754
 755 /*
 756  * cmd_goto()  -  goto a new room
 757  */
 758 void cmd_goto(char *gargs)
 759 {
 760         struct quickroom QRscratch;
 761         int c;
 762         int ok = 0;
 763         int ra;
 764         char augmented_roomname[SIZ];
 765         char towhere[SIZ];
 766         char password[SIZ];
 767
 768         if (CtdlAccessCheck(ac_logged_in)) return;
 769
 770         extract(towhere, gargs, 0);
 771         extract(password, gargs, 1);
 772
 773         getuser(&CC->usersupp, CC->curr_user);
 774
 775         if (!strcasecmp(towhere, "_BASEROOM_"))
 776                 strcpy(towhere, BASEROOM);
 777
 778         if (!strcasecmp(towhere, "_MAIL_"))
 779                 strcpy(towhere, MAILROOM);
 780
 781         if (!strcasecmp(towhere, "_BITBUCKET_"))
 782                 strcpy(towhere, config.c_twitroom);
 783
 784
 785         /* First try a regular match */
 786         c = getroom(&QRscratch, towhere);
 787
 788         /* Then try a mailbox name match */
 789         if (c != 0) {
 790                 MailboxName(augmented_roomname, &CC->usersupp, towhere);
 791                 c = getroom(&QRscratch, augmented_roomname);
 792                 if (c == 0)
 793                         strcpy(towhere, augmented_roomname);
 794         }
 795
 796         /* And if the room was found... */
 797         if (c == 0) {
 798
 799                 /* let internal programs go directly to any room */
 800                 if (CC->internal_pgm) {
 801                         usergoto(towhere, 1, NULL, NULL);
 802                         return;
 803                 }
 804
 805                 /* See if there is an existing user/room relationship */
 806                 ra = CtdlRoomAccess(&QRscratch, &CC->usersupp);
 807
 808                 /* normal clients have to pass through security */
 809                 if (ra & UA_GOTOALLOWED)
 810                         ok = 1;
 811
 812                 if (ok == 1) {
 813                         if ((QRscratch.QRflags & QR_PASSWORDED) &&
 814                             ((ra & UA_KNOWN) == 0) &&
 815                             (strcasecmp(QRscratch.QRpasswd, password)) &&
 816                             (CC->usersupp.axlevel < 6)
 817                             ) {
 818                                 cprintf("%d wrong or missing passwd\n",
 819                                         ERROR + PASSWORD_REQUIRED);
 820                                 return;
 821                         } else if ((QRscratch.QRflags & QR_PRIVATE) &&
 822                                    ((QRscratch.QRflags & QR_PASSWORDED) == 0) &&
 823                                    ((QRscratch.QRflags & QR_GUESSNAME) == 0) &&
 824                                    ((ra & UA_KNOWN) == 0) &&
 825                                    (CC->usersupp.axlevel < 6)
 826                                   ) {
 827                                 goto NOPE;
 828                         } else {
 829                                 usergoto(towhere, 1, NULL, NULL);
 830                                 return;
 831                         }
 832                 }
 833         }
 834
 835 NOPE:   cprintf("%d room '%s' not found\n", ERROR + ROOM_NOT_FOUND, towhere);
 836 }
 837
 838
 839 void cmd_whok(void)
 840 {
 841         struct usersupp temp;
 842         struct cdbdata *cdbus;
 843
 844         cdb_begin_transaction();
 845         getuser(&CC->usersupp, CC->curr_user);
 846         if (CtdlAccessCheck(ac_room_aide)) return;
 847
 848         cprintf("%d Who knows room:\n", LISTING_FOLLOWS);
 849         cdb_rewind(CDB_USERSUPP);
 850         while (cdbus = cdb_next_item(CDB_USERSUPP), cdbus != NULL) {
 851                 memset(&temp, 0, sizeof temp);
 852                 memcpy(&temp, cdbus->ptr, sizeof temp);
 853                 cdb_free(cdbus);
 854
 855                 if ((CC->quickroom.QRflags & QR_INUSE)
 856                     && (CtdlRoomAccess(&CC->quickroom, &temp) & UA_KNOWN)
 857                     )
 858                         cprintf("%s\n", temp.fullname);
 859         }
 860         cdb_end_transaction();
 861         cprintf("000\n");
 862 }
 863
 864
 865 /*
 866  * RDIR command for room directory
 867  */
 868 void cmd_rdir(void)
 869 {
 870         char buf[SIZ];
 871         char flnm[SIZ];
 872         char comment[SIZ];
 873         FILE *ls, *fd;
 874         struct stat statbuf;
 875
 876         if (CtdlAccessCheck(ac_logged_in)) return;
 877
 878         getroom(&CC->quickroom, CC->quickroom.QRname);
 879         getuser(&CC->usersupp, CC->curr_user);
 880
 881         if ((CC->quickroom.QRflags & QR_DIRECTORY) == 0) {
 882                 cprintf("%d not here.\n", ERROR + NOT_HERE);
 883                 return;
 884         }
 885         if (((CC->quickroom.QRflags & QR_VISDIR) == 0)
 886             && (CC->usersupp.axlevel < 6)
 887             && (CC->usersupp.usernum != CC->quickroom.QRroomaide)) {
 888                 cprintf("%d not here.\n", ERROR + HIGHER_ACCESS_REQUIRED);
 889                 return;
 890         }
 891         cprintf("%d %s|%s/files/%s\n",
 892         LISTING_FOLLOWS, config.c_fqdn, BBSDIR, CC->quickroom.QRdirname);
 893
 894         sprintf(buf, "ls %s/files/%s  >%s 2> /dev/null",
 895                 BBSDIR, CC->quickroom.QRdirname, CC->temp);
 896         system(buf);
 897
 898         sprintf(buf, "%s/files/%s/filedir", BBSDIR, CC->quickroom.QRdirname);
 899         fd = fopen(buf, "r");
 900         if (fd == NULL)
 901                 fd = fopen("/dev/null", "r");
 902
 903         ls = fopen(CC->temp, "r");
 904         while (fgets(flnm, sizeof flnm, ls) != NULL) {
 905                 flnm[strlen(flnm) - 1] = 0;
 906                 if (strcasecmp(flnm, "filedir")) {
 907                         sprintf(buf, "%s/files/%s/%s",
 908                                 BBSDIR, CC->quickroom.QRdirname, flnm);
 909                         stat(buf, &statbuf);
 910                         strcpy(comment, "");
 911                         fseek(fd, 0L, 0);
 912                         while ((fgets(buf, sizeof buf, fd) != NULL)
 913                                && (strlen(comment) == 0)) {
 914                                 buf[strlen(buf) - 1] = 0;
 915                                 if ((!strncasecmp(buf, flnm, strlen(flnm)))
 916                                     && (buf[strlen(flnm)] == ' '))
 917                                         safestrncpy(comment,
 918                                             &buf[strlen(flnm) + 1],
 919                                             sizeof comment);
 920                         }
 921                         cprintf("%s|%ld|%s\n", flnm, statbuf.st_size, comment);
 922                 }
 923         }
 924         fclose(ls);
 925         fclose(fd);
 926         unlink(CC->temp);
 927
 928         cprintf("000\n");
 929 }
 930
 931 /*
 932  * get room parameters (aide or room aide command)
 933  */
 934 void cmd_getr(void)
 935 {
 936         if (CtdlAccessCheck(ac_room_aide)) return;
 937
 938         /********
 939         if (is_noneditable(&CC->quickroom)) {
 940                 cprintf("%d Can't edit this room.\n", ERROR + NOT_HERE);
 941                 return;
 942         }
 943         ************/
 944
 945         getroom(&CC->quickroom, CC->quickroom.QRname);
 946         cprintf("%d%c%s|%s|%s|%d|%d|%d\n",
 947                 OK, CtdlCheckExpress(),
 948                 CC->quickroom.QRname,
 949                 ((CC->quickroom.QRflags & QR_PASSWORDED) ? CC->quickroom.QRpasswd : ""),
 950                 ((CC->quickroom.QRflags & QR_DIRECTORY) ? CC->quickroom.QRdirname : ""),
 951                 CC->quickroom.QRflags,
 952                 (int) CC->quickroom.QRfloor,
 953                 (int) CC->quickroom.QRorder);
 954 }
 955
 956
 957 /*
 958  * set room parameters (aide or room aide command)
 959  */
 960 void cmd_setr(char *args)
 961 {
 962         char buf[SIZ];
 963         struct floor *fl;
 964         struct floor flbuf;
 965         char old_name[ROOMNAMELEN];
 966         int old_floor;
 967         int new_order = 0;
 968         int ne = 0;
 969
 970         if (CtdlAccessCheck(ac_room_aide)) return;
 971
 972         if (is_noneditable(&CC->quickroom)) {
 973                 ne = 1;
 974         }
 975
 976         /***
 977                 cprintf("%d Can't edit this room.\n", ERROR + NOT_HERE);
 978                 return;
 979         }
 980         ***/
 981
 982
 983         if (num_parms(args) >= 6) {
 984                 fl = cgetfloor(extract_int(args, 5));
 985                 if ((fl->f_flags & F_INUSE) == 0) {
 986                         cprintf("%d Invalid floor number.\n",
 987                                 ERROR + INVALID_FLOOR_OPERATION);
 988                         return;
 989                 }
 990         }
 991         if (num_parms(args) >= 7) {
 992                 new_order = extract_int(args, 6);
 993                 if (new_order < 1)
 994                         new_order = 1;
 995                 if (new_order > 127)
 996                         new_order = 127;
 997         }
 998         lgetroom(&CC->quickroom, CC->quickroom.QRname);
 999
1000         /* Non-editable base rooms can't be renamed */
1001         strcpy(old_name, CC->quickroom.QRname);
1002         if (!ne) {
1003                 extract(buf, args, 0);
1004                 buf[ROOMNAMELEN] = 0;
1005                 safestrncpy(CC->quickroom.QRname, buf,
1006                         sizeof CC->quickroom.QRname);
1007         }
1008
1009         extract(buf, args, 1);
1010         buf[10] = 0;
1011         safestrncpy(CC->quickroom.QRpasswd, buf, sizeof CC->quickroom.QRpasswd);
1012         extract(buf, args, 2);
1013         buf[15] = 0;
1014         safestrncpy(CC->quickroom.QRdirname, buf,
1015                 sizeof CC->quickroom.QRdirname);
1016         CC->quickroom.QRflags = (extract_int(args, 3) | QR_INUSE);
1017         if (num_parms(args) >= 7)
1018                 CC->quickroom.QRorder = (char) new_order;
1019
1020         /* Clean up a client boo-boo: if the client set the room to
1021          * guess-name or passworded, ensure that the private flag is
1022          * also set.
1023          */
1024         if ((CC->quickroom.QRflags & QR_GUESSNAME)
1025             || (CC->quickroom.QRflags & QR_PASSWORDED))
1026                 CC->quickroom.QRflags |= QR_PRIVATE;
1027
1028         /* Kick everyone out if the client requested it (by changing the
1029          * room's generation number)
1030          */
1031         if (extract_int(args, 4)) {
1032                 time(&CC->quickroom.QRgen);
1033         }
1034         old_floor = CC->quickroom.QRfloor;
1035         if (num_parms(args) >= 6) {
1036                 CC->quickroom.QRfloor = extract_int(args, 5);
1037         }
1038         /* Write the room record back to disk */
1039         lputroom(&CC->quickroom);
1040
1041         /* If the room name changed, then there are now two room records,
1042          * so we have to delete the old one.
1043          */
1044         if (strcasecmp(CC->quickroom.QRname, old_name)) {
1045                 b_deleteroom(old_name);
1046         }
1047         /* adjust the floor reference counts */
1048         lgetfloor(&flbuf, old_floor);
1049         --flbuf.f_ref_count;
1050         lputfloor(&flbuf, old_floor);
1051         lgetfloor(&flbuf, CC->quickroom.QRfloor);
1052         ++flbuf.f_ref_count;
1053         lputfloor(&flbuf, CC->quickroom.QRfloor);
1054
1055         /* create a room directory if necessary */
1056         if (CC->quickroom.QRflags & QR_DIRECTORY) {
1057                 sprintf(buf,
1058                     "mkdir ./files/%s </dev/null >/dev/null 2>/dev/null",
1059                         CC->quickroom.QRdirname);
1060                 system(buf);
1061         }
1062         sprintf(buf, "%s> edited by %s\n", CC->quickroom.QRname, CC->curr_user);
1063         aide_message(buf);
1064         cprintf("%d Ok\n", OK);
1065 }
1066
1067
1068
1069 /*
1070  * get the name of the room aide for this room
1071  */
1072 void cmd_geta(void)
1073 {
1074         struct usersupp usbuf;
1075
1076         if (CtdlAccessCheck(ac_logged_in)) return;
1077
1078         if (is_noneditable(&CC->quickroom)) {
1079                 cprintf("%d Can't edit this room.\n", ERROR + NOT_HERE);
1080                 return;
1081         }
1082         if (getuserbynumber(&usbuf, CC->quickroom.QRroomaide) == 0) {
1083                 cprintf("%d %s\n", OK, usbuf.fullname);
1084         } else {
1085                 cprintf("%d \n", OK);
1086         }
1087 }
1088
1089
1090 /*
1091  * set the room aide for this room
1092  */
1093 void cmd_seta(char *new_ra)
1094 {
1095         struct usersupp usbuf;
1096         long newu;
1097         char buf[SIZ];
1098         int post_notice;
1099
1100         if (CtdlAccessCheck(ac_room_aide)) return;
1101
1102         if (getuser(&usbuf, new_ra) != 0) {
1103                 newu = (-1L);
1104         } else {
1105                 newu = usbuf.usernum;
1106         }
1107
1108         lgetroom(&CC->quickroom, CC->quickroom.QRname);
1109         post_notice = 0;
1110         if (CC->quickroom.QRroomaide != newu) {
1111                 post_notice = 1;
1112         }
1113         CC->quickroom.QRroomaide = newu;
1114         lputroom(&CC->quickroom);
1115
1116         /*
1117          * We have to post the change notice _after_ writing changes to
1118          * the room table, otherwise it would deadlock!
1119          */
1120         if (post_notice == 1) {
1121                 sprintf(buf, "%s is now room aide for %s>\n",
1122                         usbuf.fullname, CC->quickroom.QRname);
1123                 aide_message(buf);
1124         }
1125         cprintf("%d Ok\n", OK);
1126 }
1127
1128 /*
1129  * Generate an associated file name for a room
1130  */
1131 void assoc_file_name(char *buf, struct quickroom *qrbuf, char *prefix)
1132 {
1133         sprintf(buf, "./%s/%ld", prefix, qrbuf->QRnumber);
1134 }
1135
1136 /*
1137  * retrieve info file for this room
1138  */
1139 void cmd_rinf(void)
1140 {
1141         char filename[128];
1142         char buf[SIZ];
1143         FILE *info_fp;
1144
1145         assoc_file_name(filename, &CC->quickroom, "info");
1146         info_fp = fopen(filename, "r");
1147
1148         if (info_fp == NULL) {
1149                 cprintf("%d No info file.\n", ERROR);
1150                 return;
1151         }
1152         cprintf("%d Info:\n", LISTING_FOLLOWS);
1153         while (fgets(buf, sizeof buf, info_fp) != NULL) {
1154                 if (strlen(buf) > 0)
1155                         buf[strlen(buf) - 1] = 0;
1156                 cprintf("%s\n", buf);
1157         }
1158         cprintf("000\n");
1159         fclose(info_fp);
1160 }
1161
1162 /*
1163  * Back end processing to delete a room and everything associated with it
1164  */
1165 void delete_room(struct quickroom *qrbuf)
1166 {
1167         struct floor flbuf;
1168         char filename[100];
1169
1170         lprintf(9, "Deleting room <%s>\n", qrbuf->QRname);
1171
1172         /* Delete the info file */
1173         assoc_file_name(filename, qrbuf, "info");
1174         unlink(filename);
1175
1176         /* Delete the image file */
1177         assoc_file_name(filename, qrbuf, "images");
1178         unlink(filename);
1179
1180         /* Delete the room's network config file */
1181         assoc_file_name(filename, qrbuf, "netconfigs");
1182         unlink(filename);
1183
1184         /* Delete the messages in the room
1185          * (Careful: this opens an S_QUICKROOM critical section!)
1186          */
1187         CtdlDeleteMessages(qrbuf->QRname, 0L, "");
1188
1189         /* Flag the room record as not in use */
1190         lgetroom(qrbuf, qrbuf->QRname);
1191         qrbuf->QRflags = 0;
1192         lputroom(qrbuf);
1193
1194         /* then decrement the reference count for the floor */
1195         lgetfloor(&flbuf, (int) (qrbuf->QRfloor));
1196         flbuf.f_ref_count = flbuf.f_ref_count - 1;
1197         lputfloor(&flbuf, (int) (qrbuf->QRfloor));
1198
1199         /* Delete the room record from the database! */
1200         b_deleteroom(qrbuf->QRname);
1201 }
1202
1203
1204
1205 /*
1206  * Check access control for deleting a room
1207  */
1208 int CtdlDoIHavePermissionToDeleteThisRoom(struct quickroom *qr) {
1209
1210         if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
1211                 return(0);
1212         }
1213
1214         if (is_noneditable(qr)) {
1215                 return(0);
1216         }
1217
1218         /*
1219          * For mailboxes, check stuff
1220          */
1221         if (qr->QRflags & QR_MAILBOX) {
1222
1223                 if (strlen(qr->QRname) < 12) return(0); /* bad name */
1224
1225                 if (atol(qr->QRname) != CC->usersupp.usernum) {
1226                         return(0);      /* not my room */
1227                 }
1228
1229                 /* Can't delete your Mail> room */
1230                 if (!strcasecmp(&qr->QRname[12], MAILROOM)) return(0);
1231
1232                 /* Otherwise it's ok */
1233                 return(1);
1234         }
1235
1236         /*
1237          * For normal rooms, just check for aide or room aide status.
1238          */
1239         else {
1240                 return(is_room_aide());
1241         }
1242
1243         /* Should never get to this point, but to keep the compiler quiet... */
1244         return(0);
1245 }
1246
1247 /*
1248  * aide command: kill the current room
1249  */
1250 void cmd_kill(char *argbuf)
1251 {
1252         char aaa[100];
1253         char deleted_room_name[ROOMNAMELEN];
1254         int kill_ok;
1255
1256         kill_ok = extract_int(argbuf, 0);
1257
1258         if (CtdlDoIHavePermissionToDeleteThisRoom(&CC->quickroom) == 0) {
1259                 cprintf("%d Can't delete this room.\n", ERROR + NOT_HERE);
1260                 return;
1261         }
1262         if (kill_ok) {
1263                 strcpy(deleted_room_name, CC->quickroom.QRname);
1264                 delete_room(&CC->quickroom);    /* Do the dirty work */
1265                 usergoto(BASEROOM, 0, NULL, NULL); /* Return to the Lobby */
1266
1267                 /* tell the world what we did */
1268                 sprintf(aaa, "%s> killed by %s\n",
1269                         deleted_room_name, CC->curr_user);
1270                 aide_message(aaa);
1271                 cprintf("%d '%s' deleted.\n", OK, deleted_room_name);
1272         } else {
1273                 cprintf("%d ok to delete.\n", OK);
1274         }
1275 }
1276
1277
1278 /*
1279  * Internal code to create a new room (returns room flags)
1280  *
1281  * Room types:  0=public, 1=guessname, 2=passworded, 3=inv-only,
1282  *              4=mailbox, 5=mailbox, but caller supplies namespace
1283  */
1284 unsigned create_room(char *new_room_name,
1285                      int new_room_type,
1286                      char *new_room_pass,
1287                      int new_room_floor,
1288                      int really_create)
1289 {
1290
1291         struct quickroom qrbuf;
1292         struct floor flbuf;
1293         struct visit vbuf;
1294
1295         lprintf(9, "create_room(%s)\n", new_room_name);
1296         if (getroom(&qrbuf, new_room_name) == 0) {
1297                 lprintf(9, "%s already exists.\n", new_room_name);
1298                 return (0);     /* already exists */
1299         }
1300
1301
1302         memset(&qrbuf, 0, sizeof(struct quickroom));
1303         safestrncpy(qrbuf.QRpasswd, new_room_pass, sizeof qrbuf.QRpasswd);
1304         qrbuf.QRflags = QR_INUSE;
1305         if (new_room_type > 0)
1306                 qrbuf.QRflags = (qrbuf.QRflags | QR_PRIVATE);
1307         if (new_room_type == 1)
1308                 qrbuf.QRflags = (qrbuf.QRflags | QR_GUESSNAME);
1309         if (new_room_type == 2)
1310                 qrbuf.QRflags = (qrbuf.QRflags | QR_PASSWORDED);
1311         if ( (new_room_type == 4) || (new_room_type == 5) )
1312                 qrbuf.QRflags = (qrbuf.QRflags | QR_MAILBOX);
1313
1314         /* If the user is requesting a personal room, set up the room
1315          * name accordingly (prepend the user number)
1316          */
1317         if (new_room_type == 4) {
1318                 MailboxName(qrbuf.QRname, &CC->usersupp, new_room_name);
1319         }
1320         else {
1321                 safestrncpy(qrbuf.QRname, new_room_name, sizeof qrbuf.QRname);
1322         }
1323
1324         /* If the room is private, and the system administrator has elected
1325          * to automatically grant room aide privileges, do so now; otherwise,
1326          * set the room aide to undefined.
1327          */
1328         if ((qrbuf.QRflags & QR_PRIVATE) && (CREATAIDE == 1)) {
1329                 qrbuf.QRroomaide = CC->usersupp.usernum;
1330         } else {
1331                 qrbuf.QRroomaide = (-1L);
1332         }
1333
1334         /*
1335          * If the caller is only interested in testing whether this will work,
1336          * return now without creating the room.
1337          */
1338         if (!really_create) return (qrbuf.QRflags);
1339
1340         /* cdb_begin_transaction();  commented out because a transaction
1341            is already open when creating __CtdlSMTPspoolout__ while
1342            initializing serv_smtp.c
1343          */
1344
1345         qrbuf.QRnumber = get_new_room_number();
1346         qrbuf.QRhighest = 0L;   /* No messages in this room yet */
1347         time(&qrbuf.QRgen);     /* Use a timestamp as the generation number */
1348         qrbuf.QRfloor = new_room_floor;
1349
1350         /* save what we just did... */
1351         putroom(&qrbuf);
1352
1353         /* bump the reference count on whatever floor the room is on */
1354         lgetfloor(&flbuf, (int) qrbuf.QRfloor);
1355         flbuf.f_ref_count = flbuf.f_ref_count + 1;
1356         lputfloor(&flbuf, (int) qrbuf.QRfloor);
1357
1358         /* be sure not to kick the creator out of the room! */
1359         lgetuser(&CC->usersupp, CC->curr_user);
1360         CtdlGetRelationship(&vbuf, &CC->usersupp, &qrbuf);
1361         vbuf.v_flags = vbuf.v_flags & ~V_FORGET & ~V_LOCKOUT;
1362         vbuf.v_flags = vbuf.v_flags | V_ACCESS;
1363         CtdlSetRelationship(&vbuf, &CC->usersupp, &qrbuf);
1364         lputuser(&CC->usersupp);
1365
1366         /* resume our happy day */
1367         /* cdb_end_transaction(); */
1368         return (qrbuf.QRflags);
1369 }
1370
1371
1372 /*
1373  * create a new room
1374  */
1375 void cmd_cre8(char *args)
1376 {
1377         int cre8_ok;
1378         char new_room_name[SIZ];
1379         int new_room_type;
1380         char new_room_pass[SIZ];
1381         int new_room_floor;
1382         char aaa[SIZ];
1383         unsigned newflags;
1384         struct quickroom qrbuf;
1385         struct floor *fl;
1386
1387         cre8_ok = extract_int(args, 0);
1388         extract(new_room_name, args, 1);
1389         new_room_name[ROOMNAMELEN - 1] = 0;
1390         new_room_type = extract_int(args, 2);
1391         extract(new_room_pass, args, 3);
1392         new_room_pass[9] = 0;
1393         new_room_floor = 0;
1394
1395         if ((strlen(new_room_name) == 0) && (cre8_ok == 1)) {
1396                 cprintf("%d Invalid room name.\n", ERROR);
1397                 return;
1398         }
1399
1400         if (!strcasecmp(new_room_name, MAILROOM)) {
1401                 cprintf("%d '%s' already exists.\n",
1402                         ERROR + ALREADY_EXISTS, new_room_name);
1403                 return;
1404         }
1405
1406         if (num_parms(args) >= 5) {
1407                 fl = cgetfloor(extract_int(args, 4));
1408                 if ((fl->f_flags & F_INUSE) == 0) {
1409                         cprintf("%d Invalid floor number.\n",
1410                                 ERROR + INVALID_FLOOR_OPERATION);
1411                         return;
1412                 } else {
1413                         new_room_floor = extract_int(args, 4);
1414                 }
1415         }
1416
1417         if (CtdlAccessCheck(ac_logged_in)) return;
1418
1419         if (CC->usersupp.axlevel < config.c_createax) {
1420                 cprintf("%d You need higher access to create rooms.\n",
1421                         ERROR + HIGHER_ACCESS_REQUIRED);
1422                 return;
1423         }
1424
1425         if ((strlen(new_room_name) == 0) && (cre8_ok == 0)) {
1426                 cprintf("%d Ok to create rooms.\n", OK);
1427                 return;
1428         }
1429
1430         if ((new_room_type < 0) || (new_room_type > 4)) {
1431                 cprintf("%d Invalid room type.\n", ERROR);
1432                 return;
1433         }
1434
1435         /* Check to make sure the requested room name doesn't already exist */
1436         newflags = create_room(new_room_name,
1437                            new_room_type, new_room_pass, new_room_floor, 0);
1438         if (newflags == 0) {
1439                 cprintf("%d '%s' already exists.\n",
1440                         ERROR + ALREADY_EXISTS, qrbuf.QRname);
1441                 return;
1442         }
1443
1444         if (cre8_ok == 0) {
1445                 cprintf("%d OK to create '%s'\n", OK, new_room_name);
1446                 return;
1447         }
1448
1449         /* If we reach this point, the room needs to be created. */
1450
1451         newflags = create_room(new_room_name,
1452                            new_room_type, new_room_pass, new_room_floor, 1);
1453
1454         /* post a message in Aide> describing the new room */
1455         safestrncpy(aaa, new_room_name, sizeof aaa);
1456         strcat(aaa, "> created by ");
1457         strcat(aaa, CC->usersupp.fullname);
1458         if (newflags & QR_MAILBOX)
1459                 strcat(aaa, " [personal]");
1460         else if (newflags & QR_PRIVATE)
1461                 strcat(aaa, " [private]");
1462         if (newflags & QR_GUESSNAME)
1463                 strcat(aaa, "[guessname] ");
1464         if (newflags & QR_PASSWORDED) {
1465                 strcat(aaa, "\n Password: ");
1466                 strcat(aaa, new_room_pass);
1467         }
1468         strcat(aaa, "\n");
1469         aide_message(aaa);
1470
1471         cprintf("%d '%s' has been created.\n", OK, qrbuf.QRname);
1472 }
1473
1474
1475
1476 void cmd_einf(char *ok)
1477 {                               /* enter info file for current room */
1478         FILE *fp;
1479         char infofilename[SIZ];
1480         char buf[SIZ];
1481
1482         if (CtdlAccessCheck(ac_room_aide)) return;
1483
1484         if (atoi(ok) == 0) {
1485                 cprintf("%d Ok.\n", OK);
1486                 return;
1487         }
1488         assoc_file_name(infofilename, &CC->quickroom, "info");
1489         lprintf(9, "opening\n");
1490         fp = fopen(infofilename, "w");
1491         lprintf(9, "checking\n");
1492         if (fp == NULL) {
1493                 cprintf("%d Cannot open %s: %s\n",
1494                   ERROR + INTERNAL_ERROR, infofilename, strerror(errno));
1495                 return;
1496         }
1497         cprintf("%d Send info...\n", SEND_LISTING);
1498
1499         do {
1500                 client_gets(buf);
1501                 if (strcmp(buf, "000"))
1502                         fprintf(fp, "%s\n", buf);
1503         } while (strcmp(buf, "000"));
1504         fclose(fp);
1505
1506         /* now update the room index so people will see our new info */
1507         lgetroom(&CC->quickroom, CC->quickroom.QRname);         /* lock so no one steps on us */
1508         CC->quickroom.QRinfo = CC->quickroom.QRhighest + 1L;
1509         lputroom(&CC->quickroom);
1510 }
1511
1512
1513 /*
1514  * cmd_lflr()   -  List all known floors
1515  */
1516 void cmd_lflr(void)
1517 {
1518         int a;
1519         struct floor flbuf;
1520
1521         if (CtdlAccessCheck(ac_logged_in)) return;
1522
1523         cprintf("%d Known floors:\n", LISTING_FOLLOWS);
1524
1525         for (a = 0; a < MAXFLOORS; ++a) {
1526                 getfloor(&flbuf, a);
1527                 if (flbuf.f_flags & F_INUSE) {
1528                         cprintf("%d|%s|%d\n",
1529                                 a,
1530                                 flbuf.f_name,
1531                                 flbuf.f_ref_count);
1532                 }
1533         }
1534         cprintf("000\n");
1535 }
1536
1537
1538
1539 /*
1540  * create a new floor
1541  */
1542 void cmd_cflr(char *argbuf)
1543 {
1544         char new_floor_name[SIZ];
1545         struct floor flbuf;
1546         int cflr_ok;
1547         int free_slot = (-1);
1548         int a;
1549
1550         extract(new_floor_name, argbuf, 0);
1551         cflr_ok = extract_int(argbuf, 1);
1552
1553
1554         if (CtdlAccessCheck(ac_aide)) return;
1555
1556         for (a = 0; a < MAXFLOORS; ++a) {
1557                 getfloor(&flbuf, a);
1558
1559                 /* note any free slots while we're scanning... */
1560                 if (((flbuf.f_flags & F_INUSE) == 0)
1561                     && (free_slot < 0))
1562                         free_slot = a;
1563
1564                 /* check to see if it already exists */
1565                 if ((!strcasecmp(flbuf.f_name, new_floor_name))
1566                     && (flbuf.f_flags & F_INUSE)) {
1567                         cprintf("%d Floor '%s' already exists.\n",
1568                                 ERROR + ALREADY_EXISTS,
1569                                 flbuf.f_name);
1570                         return;
1571                 }
1572         }
1573
1574         if (free_slot < 0) {
1575                 cprintf("%d There is no space available for a new floor.\n",
1576                         ERROR + INVALID_FLOOR_OPERATION);
1577                 return;
1578         }
1579         if (cflr_ok == 0) {
1580                 cprintf("%d ok to create...\n", OK);
1581                 return;
1582         }
1583         lgetfloor(&flbuf, free_slot);
1584         flbuf.f_flags = F_INUSE;
1585         flbuf.f_ref_count = 0;
1586         safestrncpy(flbuf.f_name, new_floor_name, sizeof flbuf.f_name);
1587         lputfloor(&flbuf, free_slot);
1588         cprintf("%d %d\n", OK, free_slot);
1589 }
1590
1591
1592
1593 /*
1594  * delete a floor
1595  */
1596 void cmd_kflr(char *argbuf)
1597 {
1598         struct floor flbuf;
1599         int floor_to_delete;
1600         int kflr_ok;
1601         int delete_ok;
1602
1603         floor_to_delete = extract_int(argbuf, 0);
1604         kflr_ok = extract_int(argbuf, 1);
1605
1606         if (CtdlAccessCheck(ac_aide)) return;
1607
1608         lgetfloor(&flbuf, floor_to_delete);
1609
1610         delete_ok = 1;
1611         if ((flbuf.f_flags & F_INUSE) == 0) {
1612                 cprintf("%d Floor %d not in use.\n",
1613                         ERROR + INVALID_FLOOR_OPERATION, floor_to_delete);
1614                 delete_ok = 0;
1615         } else {
1616                 if (flbuf.f_ref_count != 0) {
1617                         cprintf("%d Cannot delete; floor contains %d rooms.\n",
1618                                 ERROR + INVALID_FLOOR_OPERATION,
1619                                 flbuf.f_ref_count);
1620                         delete_ok = 0;
1621                 } else {
1622                         if (kflr_ok == 1) {
1623                                 cprintf("%d Ok\n", OK);
1624                         } else {
1625                                 cprintf("%d Ok to delete...\n", OK);
1626                         }
1627
1628                 }
1629
1630         }
1631
1632         if ((delete_ok == 1) && (kflr_ok == 1))
1633                 flbuf.f_flags = 0;
1634         lputfloor(&flbuf, floor_to_delete);
1635 }
1636
1637 /*
1638  * edit a floor
1639  */
1640 void cmd_eflr(char *argbuf)
1641 {
1642         struct floor flbuf;
1643         int floor_num;
1644         int np;
1645
1646         np = num_parms(argbuf);
1647         if (np < 1) {
1648                 cprintf("%d Usage error.\n", ERROR);
1649                 return;
1650         }
1651
1652         if (CtdlAccessCheck(ac_aide)) return;
1653
1654         floor_num = extract_int(argbuf, 0);
1655         lgetfloor(&flbuf, floor_num);
1656         if ((flbuf.f_flags & F_INUSE) == 0) {
1657                 lputfloor(&flbuf, floor_num);
1658                 cprintf("%d Floor %d is not in use.\n",
1659                         ERROR + INVALID_FLOOR_OPERATION, floor_num);
1660                 return;
1661         }
1662         if (np >= 2)
1663                 extract(flbuf.f_name, argbuf, 1);
1664         lputfloor(&flbuf, floor_num);
1665
1666         cprintf("%d Ok\n", OK);
1667 }