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