citadel/rooms.c

   1 /* Citadel/UX room-oriented routines */
   2
   3 #include <stdlib.h>
   4 #include <unistd.h>
   5 #include <fcntl.h>
   6 #include <stdio.h>
   7 #include <ctype.h>
   8 #include <string.h>
   9 #include <signal.h>
  10 #include <sys/types.h>
  11 #include <sys/stat.h>
  12 #include <sys/wait.h>
  13 #include <errno.h>
  14 #include "citadel.h"
  15 #include "rooms.h"
  16
  17 #define IFEXPERT if (userflags&US_EXPERT)
  18 #define IFNEXPERT if ((userflags&US_EXPERT)==0)
  19 #define IFAIDE if (axlevel>=6)
  20 #define IFNAIDE if (axlevel<6)
  21
  22
  23 void sttybbs(int cmd);
  24 void extract(char *dest, char *source, int parmnum);
  25 int extract_int(char *source, int parmnum);
  26 void hit_any_key(void);
  27 int yesno(void);
  28 int yesno_d(int d);
  29 void strprompt(char *prompt, char *str, int len);
  30 void newprompt(char *prompt, char *str, int len);
  31 int struncmp(char *lstr, char *rstr, int len);
  32 void dotgoto(char *towhere, int display_name);
  33 long extract_long(char *source, int parmnum);
  34 void serv_read(char *buf, int bytes);
  35 void formout(char *name);
  36 int inkey(void);
  37 int fmout(int width, FILE *fp, char pagin, int height, int starting_lp, char subst);
  38 void citedit(FILE *fp, long int base_pos);
  39 void progress(long int curr, long int cmax);
  40 int pattern(char *search, char *patn);
  41 int file_checksum(char *filename);
  42 int nukedir(char *dirname);
  43 void color(int colornum);
  44
  45 extern unsigned room_flags;
  46 extern char room_name[];
  47 extern char temp[];
  48 extern char tempdir[];
  49 extern int editor_pid;
  50 extern char editor_path[];
  51 extern int screenwidth;
  52 extern int screenheight;
  53 extern char fullname[];
  54 extern int userflags;
  55 extern char sigcaught;
  56 extern char floor_mode;
  57 extern char curr_floor;
  58
  59
  60 extern int ugnum;
  61 extern long uglsn;
  62 extern char ugname[];
  63
  64 extern char floorlist[128][256];
  65
  66
  67 void load_floorlist(void) {
  68         int a;
  69         char buf[256];
  70
  71         for (a=0; a<128; ++a) floorlist[a][0] = 0;
  72
  73         serv_puts("LFLR");
  74         serv_gets(buf);
  75         if (buf[0]!='1') {
  76                 strcpy(floorlist[0],"Main Floor");
  77                 return;
  78                 }
  79         while (serv_gets(buf), strcmp(buf,"000")) {
  80                 extract(floorlist[extract_int(buf,0)],buf,1);
  81                 }
  82         }
  83
  84 void listrms(char *variety)
  85 {
  86         char buf[256];
  87         char rmname[32];
  88         int f,c;
  89
  90         serv_puts(variety);
  91         serv_gets(buf);
  92         if (buf[0]!='1') return;
  93         c = 1;
  94         sigcaught = 0;
  95         sttybbs(SB_YES_INTR);
  96         while (serv_gets(buf), strcmp(buf,"000")) if (sigcaught==0) {
  97                 extract(rmname,buf,0);
  98                 if ((c + strlen(rmname) + 4) > screenwidth) {
  99                         printf("\n");
 100                         c = 1;
 101                         }
 102                 f = extract_int(buf,1);
 103                 if (f & QR_PRIVATE) {
 104                         color(1);
 105                         }
 106                 else {
 107                         color(2);
 108                         }
 109                 printf("%s",rmname);
 110                 if ((f & QR_DIRECTORY) && (f & QR_NETWORK)) printf("}  ");
 111                 else if (f & QR_DIRECTORY) printf("]  ");
 112                 else if (f & QR_NETWORK) printf(")  ");
 113                 else printf(">  ");
 114                 c = c + strlen(rmname) + 3;
 115                 }
 116         color(7);
 117         sttybbs(SB_NO_INTR);
 118         }
 119
 120
 121 void list_other_floors(void) {
 122         int a,c;
 123
 124         c = 1;
 125         for (a=0; a<128; ++a) if ((strlen(floorlist[a])>0)&&(a!=curr_floor)) {
 126                 if ((c + strlen(floorlist[a]) + 4) > screenwidth) {
 127                         printf("\n");
 128                         c = 1;
 129                         }
 130                 printf("%s:  ",floorlist[a]);
 131                 c = c + strlen(floorlist[a]) + 3;
 132                 }
 133         }
 134
 135
 136 /*
 137  * List known rooms.  kn_floor_mode should be set to 0 for a 'flat' listing,
 138  * 1 to list rooms on the current floor, or 1 to list rooms on all floors.
 139  */
 140 void knrooms(int kn_floor_mode)
 141 {
 142         char buf[256];
 143         int a;
 144
 145         load_floorlist();
 146
 147         if (kn_floor_mode == 0) {
 148                 color(3);
 149                 printf("\n   Rooms with unread messages:\n");
 150                 listrms("LKRN");
 151                 color(3);
 152                 printf("\n\n   No unseen messages in:\n");
 153                 listrms("LKRO");
 154                 printf("\n");
 155                 }
 156
 157         if (kn_floor_mode == 1) {
 158                 color(3);
 159                 printf("\n   Rooms with unread messages on %s:\n",
 160                         floorlist[(int)curr_floor]);
 161                 sprintf(buf,"LKRN %d",curr_floor);
 162                 listrms(buf);
 163                 color(3);
 164                 printf("\n\n   Rooms with no new messages on %s:\n",
 165                         floorlist[(int)curr_floor]);
 166                 sprintf(buf,"LKRO %d",curr_floor);
 167                 listrms(buf);
 168                 color(3);
 169                 printf("\n\n   Other floors:\n");
 170                 list_other_floors();
 171                 printf("\n");
 172                 }
 173
 174         if (kn_floor_mode == 2) {
 175                 for (a=0; a<128; ++a) if (floorlist[a][0]!=0) {
 176                         color(3);
 177                         printf("\n   Rooms on %s:\n",floorlist[a]);
 178                         sprintf(buf,"LKRA %d",a);
 179                         listrms(buf);
 180                         printf("\n");
 181                         }
 182                 }
 183
 184         color(7);
 185         IFNEXPERT hit_any_key();
 186         }
 187
 188
 189 void listzrooms(void) {         /* list public forgotten rooms */
 190         color(3);
 191         printf("\n   Forgotten public rooms:\n");
 192         listrms("LZRM");
 193         printf("\n");
 194         color(7);
 195         IFNEXPERT hit_any_key();
 196         }
 197
 198
 199 int set_room_attr(int ibuf, char *prompt, unsigned int sbit)
 200 {
 201         int a;
 202
 203         printf("%s [%s]? ",prompt,((ibuf&sbit) ? "Yes":"No"));
 204         a=yesno_d(ibuf&sbit);
 205         ibuf=(ibuf|sbit);
 206         if (!a) ibuf=(ibuf^sbit);
 207         return(ibuf);
 208         }
 209
 210
 211
 212 /*
 213  * Select a floor (used in several commands)
 214  * The supplied argument is the 'default' floor number.
 215  * This function returns the selected floor number.
 216  */
 217 int select_floor(int rfloor)
 218 {
 219         int a, newfloor;
 220         char floorstr[256];
 221
 222         if (floor_mode == 1) {
 223                 if (floorlist[(int)curr_floor][0]==0) load_floorlist();
 224
 225                 do {
 226                         newfloor = (-1);
 227                         strcpy(floorstr,&floorlist[rfloor][0]);
 228                         strprompt("Which floor",floorstr,256);
 229                         for (a=0; a<128; ++a) {
 230                                 if (!strucmp(floorstr,&floorlist[a][0]))
 231                                         newfloor = a;
 232                                 if ((newfloor<0)&&(!struncmp(floorstr,
 233                                         &floorlist[a][0],strlen(floorstr))))
 234                                                 newfloor = a;
 235                                 if ((newfloor<0)&&(pattern(&floorlist[a][0],
 236                                         floorstr)>=0)) newfloor = a;
 237                                 }
 238                         if (newfloor<0) {
 239                                 printf("\n One of:\n");
 240                                 for (a=0; a<128; ++a)
 241                                         if (floorlist[a][0]!=0)
 242                                                 printf("%s\n",
 243                                                         &floorlist[a][0]);
 244                                 }
 245                         } while(newfloor < 0);
 246                 return(newfloor);
 247                 }
 248         return(rfloor);
 249         }
 250
 251
 252
 253
 254 /*
 255  * .<A>ide <E>dit room
 256  */
 257 void editthisroom(void) {
 258         char rname[ROOMNAMELEN];
 259         char rpass[10];
 260         char rdir[15];
 261         unsigned rflags;
 262         int rbump;
 263         char raide[32];
 264         char buf[256];
 265         int rfloor;
 266
 267         serv_puts("GETR");
 268         serv_gets(buf);
 269         if (buf[0]!='2') {
 270                 printf("%s\n",&buf[4]);
 271                 return;
 272                 }
 273
 274         extract(rname,&buf[4],0);
 275         extract(rpass,&buf[4],1);
 276         extract(rdir, &buf[4],2);
 277         rflags = extract_int(&buf[4],3);
 278         rfloor = extract_int(&buf[4],4);
 279         rbump = 0;
 280
 281         serv_puts("GETA");
 282         serv_gets(buf);
 283         if (buf[0]=='2') strcpy(raide,&buf[4]);
 284         else strcpy(raide,"");
 285         if (strlen(raide)==0) strcpy(raide,"none");
 286
 287         strprompt("Room name",rname,ROOMNAMELEN-1);
 288
 289         rfloor = select_floor(rfloor);
 290         rflags = set_room_attr(rflags,"Private room",QR_PRIVATE);
 291         if (rflags & QR_PRIVATE)
 292                 rflags = set_room_attr(rflags,
 293                         "Accessible by guessing room name",QR_GUESSNAME);
 294
 295         /* if it's public, clear the privacy classes */
 296         if ((rflags & QR_PRIVATE)==0) {
 297                 if (rflags & QR_GUESSNAME)  rflags = rflags - QR_GUESSNAME;
 298                 if (rflags & QR_PASSWORDED) rflags = rflags - QR_PASSWORDED;
 299                 }
 300
 301         /* if it's private, choose the privacy classes */
 302         if ( (rflags & QR_PRIVATE)
 303            && ( (rflags & QR_GUESSNAME) == 0) ) {
 304                 rflags = set_room_attr(rflags,
 305                         "Accessible by entering a password",QR_PASSWORDED);
 306                 }
 307         if ( (rflags & QR_PRIVATE)
 308            && ((rflags&QR_PASSWORDED)==QR_PASSWORDED) ) {
 309                 strprompt("Room password",rpass,9);
 310                 }
 311
 312         if ((rflags&QR_PRIVATE)==QR_PRIVATE) {
 313                 printf("Cause current users to forget room [No] ? ");
 314                 if (yesno_d(0)==1) rbump = 1;
 315                 }
 316
 317         rflags = set_room_attr(rflags,"Preferred users only",QR_PREFONLY);
 318         rflags = set_room_attr(rflags,"Read-only room",QR_READONLY);
 319         rflags = set_room_attr(rflags,"Directory room",QR_DIRECTORY);
 320         rflags = set_room_attr(rflags,"Permanent room",QR_PERMANENT);
 321         if (rflags & QR_DIRECTORY) {
 322                 strprompt("Directory name",rdir,14);
 323                 rflags = set_room_attr(rflags,"Uploading allowed",QR_UPLOAD);
 324                 rflags = set_room_attr(rflags,"Downloading allowed",
 325                                                                 QR_DOWNLOAD);
 326                 rflags = set_room_attr(rflags,"Visible directory",QR_VISDIR);
 327                 }
 328         rflags = set_room_attr(rflags,"Network shared room",QR_NETWORK);
 329         rflags = set_room_attr(rflags,
 330                 "Automatically make all messages anonymous",QR_ANONONLY);
 331         if ( (rflags & QR_ANONONLY) == 0) {
 332                 rflags = set_room_attr(rflags,
 333                         "Ask users whether to make messages anonymous",
 334                         QR_ANONOPT);
 335                 }
 336
 337         do {
 338                 strprompt("Room aide (or 'none')",raide,29);
 339                 if (!strucmp(raide,"none")) {
 340                         strcpy(raide,"");
 341                         strcpy(buf,"200");
 342                         }
 343                 else {
 344                         sprintf(buf,"QUSR %s",raide);
 345                         serv_puts(buf);
 346                         serv_gets(buf);
 347                         if (buf[0]!='2') printf("%s\n",&buf[4]);
 348                         }
 349                 } while(buf[0]!='2');
 350
 351         if (!strucmp(raide,"none")) strcpy(raide,"");
 352
 353         printf("Save changes (y/n)? ");
 354         if (yesno()==1) {
 355                 sprintf(buf,"SETR %s|%s|%s|%d|%d|%d",
 356                         rname,rpass,rdir,rflags,rbump,rfloor);
 357                 serv_puts(buf);
 358                 serv_gets(buf);
 359                 printf("%s\n",&buf[4]);
 360                 sprintf(buf,"SETA %s",raide);
 361                 serv_puts(buf);
 362                 serv_gets(buf);
 363                 if (buf[0]=='2') dotgoto(rname,2);
 364                 }
 365         }
 366
 367
 368 /*
 369  * un-goto the previous room
 370  */
 371 void ungoto(void) {
 372         char buf[256];
 373
 374         if (!strcmp(ugname,"")) return;
 375         sprintf(buf,"GOTO %s",ugname);
 376         serv_puts(buf);
 377         serv_gets(buf);
 378         if (buf[0]!='2') {
 379                 printf("%s\n",&buf[4]);
 380                 return;
 381                 }
 382         sprintf(buf,"SLRP %ld",uglsn);
 383         serv_puts(buf);
 384         serv_gets(buf);
 385         if (buf[0]!='2') printf("%s\n",&buf[4]);
 386         strcpy(buf,ugname);
 387         strcpy(ugname,"");
 388         dotgoto(buf,0);
 389         }
 390
 391
 392 /*
 393  * download()  -  download a file or files.  The argument passed to this
 394  *                function determines which protocol to use.
 395  */
 396 void download(int proto)
 397 {
 398
 399 /*
 400   - 0 = paginate, 1 = xmodem, 2 = raw, 3 = ymodem, 4 = zmodem, 5 = save
 401 */
 402
 403
 404         char buf[256];
 405         char dbuf[4096];
 406         char filename[256];
 407         long total_bytes = 0L;
 408         long transmitted_bytes = 0L;
 409         long aa,bb;
 410         int a,b;
 411         int packet;
 412         FILE *tpipe = NULL;
 413         FILE *savefp = NULL;
 414         int proto_pid;
 415         int broken = 0;
 416
 417         if ((room_flags & QR_DOWNLOAD) == 0) {
 418                 printf("*** You cannot download from this room.\n");
 419                 return;
 420                 }
 421
 422         newprompt("Enter filename: ",filename,255);
 423
 424         sprintf(buf,"OPEN %s",filename);
 425         serv_puts(buf);
 426         serv_gets(buf);
 427         if (buf[0]!='2') {
 428                 printf("%s\n",&buf[4]);
 429                 return;
 430                 }
 431         total_bytes = extract_long(&buf[4],0);
 432
 433
 434         /* Here's the code for simply transferring the file to the client,
 435          * for folks who have their own clientware.  It's a lot simpler than
 436          * the [XYZ]modem code below...
 437          */
 438         if (proto == 5) {
 439                 printf("Enter the name of the directory to save '%s'\n",
 440                         filename);
 441                 printf("to, or press return for the current directory.\n");
 442                 newprompt("Directory: ",dbuf,256);
 443                 if (strlen(dbuf)==0) strcpy(dbuf,".");
 444                 strcat(dbuf,"/");
 445                 strcat(dbuf,filename);
 446
 447                 savefp = fopen(dbuf,"w");
 448                 if (savefp == NULL) {
 449                         printf("Cannot open '%s': %s\n",dbuf,strerror(errno));
 450                         /* close the download file at the server */
 451                         serv_puts("CLOS");
 452                         serv_gets(buf);
 453                         if (buf[0]!='2') {
 454                                 printf("%s\n",&buf[4]);
 455                                 }
 456                         return;
 457                         }
 458                 progress(0,total_bytes);
 459                 while ( (transmitted_bytes < total_bytes) && (broken == 0) ) {
 460                         bb = total_bytes - transmitted_bytes;
 461                         aa = ((bb < 4096) ? bb : 4096);
 462                         sprintf(buf,"READ %ld|%ld",transmitted_bytes,aa);
 463                         serv_puts(buf);
 464                         serv_gets(buf);
 465                         if (buf[0]!='6') {
 466                                 printf("%s\n",&buf[4]);
 467                                 return;
 468                                 }
 469                         packet = extract_int(&buf[4],0);
 470                         serv_read(dbuf,packet);
 471                         if (fwrite(dbuf,packet,1,savefp) < 1) broken = 1;
 472                         transmitted_bytes = transmitted_bytes + (long)packet;
 473                         progress(transmitted_bytes,total_bytes);
 474                         }
 475                 fclose(savefp);
 476                 /* close the download file at the server */
 477                 serv_puts("CLOS");
 478                 serv_gets(buf);
 479                 if (buf[0]!='2') {
 480                         printf("%s\n",&buf[4]);
 481                         }
 482                 return;
 483                 }
 484
 485
 486         mkdir(tempdir,0700);
 487         sprintf(buf,"%s/%s",tempdir,filename);
 488         mkfifo(buf, 0777);
 489
 490         /* We do the remainder of this function as a separate process in
 491          * order to allow recovery if the transfer is aborted.  If the
 492          * file transfer program aborts, the first child process receives a
 493          * "broken pipe" signal and aborts.  We *should* be able to catch
 494          * this condition with signal(), but it doesn't seem to work on all
 495          * systems.
 496          */
 497         a = fork();
 498         if (a!=0) {
 499                 /* wait for the download to finish */
 500                 while (wait(&b)!=a) ;;
 501                 sttybbs(0);
 502                 /* close the download file at the server */
 503                 serv_puts("CLOS");
 504                 serv_gets(buf);
 505                 if (buf[0]!='2') {
 506                         printf("%s\n",&buf[4]);
 507                         }
 508                 /* clean up the temporary directory */
 509                 nukedir(tempdir);
 510                 return;
 511                 }
 512
 513         sprintf(buf,"%s/%s",tempdir,filename);  /* full pathname */
 514
 515         /* The next fork() creates a second child process that is used for
 516          * the actual file transfer program (usually sz).
 517          */
 518         proto_pid = fork();
 519         if (proto_pid == 0) {
 520                 if (proto==0)  {
 521                         sttybbs(0);
 522                         signal(SIGINT,SIG_DFL);
 523                         signal(SIGQUIT,SIG_DFL);
 524                         sprintf(dbuf,"SHELL=/dev/null; export SHELL; TERM=dumb; export TERM; exec more -d <%s",buf);
 525                         system(dbuf);
 526                         sttybbs(SB_NO_INTR);
 527                         exit(0);
 528                         }
 529                 sttybbs(3);
 530                 signal(SIGINT,SIG_DFL);
 531                 signal(SIGQUIT,SIG_DFL);
 532                 if (proto==1) execlp("sx","sx",buf,NULL);
 533                 if (proto==2) execlp("cat","cat",buf,NULL);
 534                 if (proto==3) execlp("sb","sb",buf,NULL);
 535                 if (proto==4) execlp("sz","sz",buf,NULL);
 536                 execlp("cat","cat",buf,NULL);
 537                 exit(1);
 538                 }
 539
 540         tpipe = fopen(buf,"w");
 541
 542         while ( (transmitted_bytes < total_bytes) && (broken == 0) ) {
 543                 bb = total_bytes - transmitted_bytes;
 544                 aa = ((bb < 4096) ? bb : 4096);
 545                 sprintf(buf,"READ %ld|%ld",transmitted_bytes,aa);
 546                 serv_puts(buf);
 547                 serv_gets(buf);
 548                 if (buf[0]!='6') {
 549                         printf("%s\n",&buf[4]);
 550                         return;
 551                         }
 552                 packet = extract_int(&buf[4],0);
 553                 serv_read(dbuf,packet);
 554                 if (fwrite(dbuf,packet,1,tpipe) < 1) broken = 1;
 555                 transmitted_bytes = transmitted_bytes + (long)packet;
 556                 }
 557         if (tpipe!=NULL) fclose(tpipe);
 558
 559         /* Hang out and wait for the file transfer program to finish */
 560         while (wait(&a) != proto_pid) ;;
 561
 562
 563         putc(7,stdout);
 564         exit(0);        /* transfer control back to the main program */
 565         }
 566
 567
 568 /*
 569  * read directory of this room
 570  */
 571 void roomdir(void) {
 572         char flnm[256];
 573         char flsz[32];
 574         char comment[256];
 575         char buf[256];
 576
 577         serv_puts("RDIR");
 578         serv_gets(buf);
 579         if (buf[0]!='1') {
 580                 printf("%s\n",&buf[4]);
 581                 return;
 582                 }
 583
 584         extract(comment,&buf[4],0);
 585         extract(flnm,&buf[4],1);
 586         printf("\nDirectory of %s on %s\n",flnm,comment);
 587         printf("-----------------------\n");
 588         while (serv_gets(buf), strcmp(buf,"000")) {
 589                 extract(flnm,buf,0);
 590                 extract(flsz,buf,1);
 591                 extract(comment,buf,2);
 592                 if (strlen(flnm)<=14)
 593                         printf("%-14s %8s %s\n",flnm,flsz,comment);
 594                 else
 595                         printf("%s\n%14s %8s %s\n",flnm,"",flsz,comment);
 596                 }
 597         }
 598
 599
 600 /*
 601  * add a user to a private room
 602  */
 603 void invite(void) {
 604         char aaa[31],bbb[256];
 605
 606         if ((room_flags & QR_PRIVATE)==0) {
 607                 printf("This is not a private room.\n");
 608                 return;
 609                 }
 610
 611         newprompt("Name of user? ",aaa,30);
 612         if (aaa[0]==0) return;
 613
 614         sprintf(bbb,"INVT %s",aaa);
 615         serv_puts(bbb);
 616         serv_gets(bbb);
 617         printf("%s\n",&bbb[4]);
 618         }
 619
 620
 621 /*
 622  * kick a user out of a room
 623  */
 624 void kickout(void) {
 625         char aaa[31],bbb[256];
 626
 627         if ((room_flags & QR_PRIVATE)==0) {
 628                 printf("Note: this is not a private room.  Kicking a user ");
 629                 printf("out of this room will only\nhave the same effect ");
 630                 printf("as if they <Z>apped the room.\n\n");
 631                 }
 632
 633         newprompt("Name of user? ",aaa,30);
 634         if (aaa[0]==0) return;
 635
 636         sprintf(bbb,"KICK %s",aaa);
 637         serv_puts(bbb);
 638         serv_gets(bbb);
 639         printf("%s\n",&bbb[4]);
 640         }
 641
 642
 643 /*
 644  * aide command: kill the current room
 645  */
 646 void killroom(void) {
 647         char aaa[100];
 648
 649         serv_puts("KILL 0");
 650         serv_gets(aaa);
 651         if (aaa[0]!='2') {
 652                 printf("%s\n",&aaa[4]);
 653                 return;
 654                 }
 655
 656         printf("Are you sure you want to kill this room? ");
 657         if (yesno()==0) return;
 658
 659         serv_puts("KILL 1");
 660         serv_gets(aaa);
 661         printf("%s\n",&aaa[4]);
 662         if (aaa[0]!='2') return;
 663         dotgoto("_BASEROOM_",0);
 664         }
 665
 666 void forget(void) {     /* forget the current room */
 667         char cmd[256];
 668
 669         printf("Are you sure you want to forget this room? ");
 670         if (yesno()==0) return;
 671
 672         serv_puts("FORG");
 673         serv_gets(cmd);
 674         if (cmd[0]!='2') {
 675                 printf("%s\n",&cmd[4]);
 676                 return;
 677                 }
 678
 679         /* now return to the lobby */
 680         dotgoto("_BASEROOM_",0);
 681         }
 682
 683
 684 /*
 685  * create a new room
 686  */
 687 void entroom(void) {
 688         char cmd[256];
 689         char new_room_name[ROOMNAMELEN];
 690         int new_room_type;
 691         char new_room_pass[10];
 692         int new_room_floor;
 693         int a,b;
 694
 695         serv_puts("CRE8 0");
 696         serv_gets(cmd);
 697
 698         if (cmd[0]!='2') {
 699                 printf("%s\n",&cmd[4]);
 700                 return;
 701                 }
 702
 703         newprompt("Name for new room? ",new_room_name,ROOMNAMELEN-1);
 704         if (strlen(new_room_name)==0) return;
 705         for (a=0; a<strlen(new_room_name); ++a)
 706                 if (new_room_name[a] == '|') new_room_name[a]='_';
 707
 708         new_room_floor = select_floor((int)curr_floor);
 709
 710         IFNEXPERT formout("roomaccess");
 711         do {
 712                 printf("<?>Help\n<1>Public room\n<2>Guess-name room\n");
 713                 printf("<3>Passworded room\n<4>Invitation-only room\n");
 714                 printf("Enter room type: ");
 715                 do {
 716                         b=inkey();
 717                         } while (((b<'1')||(b>'4')) && (b!='?'));
 718                 if (b=='?') {
 719                         printf("?\n");
 720                         formout("roomaccess");
 721                         }
 722                 } while ((b<'1')||(b>'4'));
 723         b=b-48;
 724         printf("%d\n",b);
 725         new_room_type = b - 1;
 726         if (new_room_type==2) {
 727                 newprompt("Enter a room password: ",new_room_pass,9);
 728                 for (a=0; a<strlen(new_room_pass); ++a)
 729                         if (new_room_pass[a] == '|') new_room_pass[a]='_';
 730                 }
 731         else strcpy(new_room_pass,"");
 732
 733         printf("\042%s\042, a",new_room_name);
 734         if (b==1) printf(" public room.");
 735         if (b==2) printf(" guess-name room.");
 736         if (b==3) printf(" passworded room, password: %s",new_room_pass);
 737         if (b==4) printf("n invitation-only room.");
 738         printf("\nInstall it? (y/n) : ");
 739         a=yesno();
 740         if (a==0) return;
 741
 742         sprintf(cmd, "CRE8 1|%s|%d|%s|%d", new_room_name,
 743                 new_room_type, new_room_pass, new_room_floor);
 744         serv_puts(cmd);
 745         serv_gets(cmd);
 746         if (cmd[0]!='2') {
 747                 printf("%s\n",&cmd[4]);
 748                 return;
 749                 }
 750
 751         /* command succeeded... now GO to the new room! */
 752         dotgoto(new_room_name,0);
 753         }
 754
 755
 756
 757 void readinfo(void) {   /* read info file for current room */
 758         char cmd[256];
 759
 760         sprintf(cmd,"RINF");
 761         serv_puts(cmd);
 762         serv_gets(cmd);
 763
 764         if (cmd[0]!='1') return;
 765
 766         fmout(screenwidth,NULL,
 767                 ((userflags & US_PAGINATOR) ? 1 : 0),
 768                 screenheight,0,1);
 769         }
 770
 771
 772 /*
 773  * <W>ho knows room...
 774  */
 775 void whoknows(void) {
 776         char buf[256];
 777         serv_puts("WHOK");
 778         serv_gets(buf);
 779         if (buf[0]!='1') {
 780                 printf("%s\n",&buf[5]);
 781                 return;
 782                 }
 783         sigcaught = 0;
 784         sttybbs(SB_YES_INTR);
 785         while (serv_gets(buf), strncmp(buf,"000",3)) {
 786                 if (sigcaught==0) printf("%s\n",buf);
 787                 }
 788         sttybbs(SB_NO_INTR);
 789         }
 790
 791
 792 void do_edit(char *desc, char *read_cmd, char *check_cmd, char *write_cmd)
 793 {
 794         FILE *fp;
 795         char cmd[256];
 796         int b,cksum,editor_exit;
 797
 798
 799         if (strlen(editor_path)==0) {
 800                 printf("Do you wish to re-enter %s? ",desc);
 801                 if (yesno()==0) return;
 802                 }
 803
 804         fp = fopen(temp,"w");
 805         fclose(fp);
 806
 807         serv_puts(check_cmd);
 808         serv_gets(cmd);
 809         if (cmd[0]!='2') {
 810                 printf("%s\n",&cmd[4]);
 811                 return;
 812                 }
 813
 814         if (strlen(editor_path)>0) {
 815                 serv_puts(read_cmd);
 816                 serv_gets(cmd);
 817                 if (cmd[0]=='1') {
 818                         fp = fopen(temp,"w");
 819                         while (serv_gets(cmd), strcmp(cmd,"000")) {
 820                                 fprintf(fp,"%s\n",cmd);
 821                                 }
 822                         fclose(fp);
 823                         }
 824                 }
 825
 826         cksum = file_checksum(temp);
 827
 828         if (strlen(editor_path)>0) {
 829                 editor_pid=fork();
 830                 if (editor_pid==0) {
 831                         chmod(temp,0600);
 832                         sttybbs(SB_RESTORE);
 833                         execlp(editor_path,editor_path,temp,NULL);
 834                         exit(1);
 835                         }
 836                 if (editor_pid>0) do {
 837                         editor_exit = 0;
 838                         b=wait(&editor_exit);
 839                         } while((b!=editor_pid)&&(b>=0));
 840                 editor_pid = (-1);
 841                 printf("Executed %s\n", editor_path);
 842                 sttybbs(0);
 843                 }
 844         else {
 845                 printf("Entering %s.  ",desc);
 846                 printf("Press return twice when finished.\n");
 847                 fp=fopen(temp,"r+");
 848                 citedit(fp,0);
 849                 fclose(fp);
 850                 }
 851
 852         if (file_checksum(temp) == cksum) {
 853                 printf("*** Aborted.\n");
 854                 }
 855
 856         else {
 857                 serv_puts(write_cmd);
 858                 serv_gets(cmd);
 859                 if (cmd[0]!='4') {
 860                         printf("%s\n",&cmd[4]);
 861                         return;
 862                         }
 863
 864                 fp=fopen(temp,"r");
 865                 while (fgets(cmd,255,fp)!=NULL) {
 866                         cmd[strlen(cmd)-1] = 0;
 867                         serv_puts(cmd);
 868                         }
 869                 fclose(fp);
 870                 serv_puts("000");
 871                 }
 872
 873         unlink(temp);
 874         }
 875
 876
 877 void enterinfo(void) {          /* edit info file for current room */
 878         do_edit("the Info file for this room","RINF","EINF 0","EINF 1");
 879         }
 880
 881 void enter_bio(void) {
 882         char cmd[256];
 883         sprintf(cmd,"RBIO %s",fullname);
 884         do_edit("your Bio",cmd,"NOOP","EBIO");
 885         }
 886
 887 /*
 888  * create a new floor
 889  */
 890 void create_floor(void) {
 891         char buf[256];
 892         char newfloorname[256];
 893
 894         serv_puts("CFLR xx|0");
 895         serv_gets(buf);
 896         if (buf[0]!='2') {
 897                 printf("%s\n",&buf[4]);
 898                 return;
 899                 }
 900
 901         newprompt("Name for new floor: ",newfloorname,255);
 902         sprintf(buf,"CFLR %s|1",newfloorname);
 903         serv_puts(buf);
 904         serv_gets(buf);
 905         if (buf[0]=='2') {
 906                 printf("Floor has been created.\n");
 907                 }
 908         else {
 909                 printf("%s\n",&buf[4]);
 910                 }
 911         }
 912
 913 /*
 914  * edit the current floor
 915  */
 916 void edit_floor(void) {
 917         char buf[256];
 918
 919         if (floorlist[(int)curr_floor][0]==0) load_floorlist();
 920         strprompt("New floor name",&floorlist[(int)curr_floor][0],255);
 921         sprintf(buf,"EFLR %d|%s",curr_floor,&floorlist[(int)curr_floor][0]);
 922         serv_puts(buf);
 923         serv_gets(buf);
 924         printf("%s\n",&buf[4]);
 925         load_floorlist();
 926         }
 927
 928
 929
 930
 931 /*
 932  * kill the current floor
 933  */
 934 void kill_floor(void) {
 935         int floornum_to_delete,a;
 936         char buf[256];
 937
 938         if (floorlist[(int)curr_floor][0]==0) load_floorlist();
 939         do {
 940                 floornum_to_delete = (-1);
 941                 printf("(Press return to abort)\n");
 942                 newprompt("Delete which floor? ",buf,255);
 943                 if (strlen(buf)==0) return;
 944                 for (a=0; a<128; ++a)
 945                         if (!strucmp(&floorlist[a][0],buf))
 946                                 floornum_to_delete = a;
 947                 if (floornum_to_delete < 0) {
 948                         printf("No such floor.  Select one of:\n");
 949                         for (a=0; a<128; ++a)
 950                                 if (floorlist[a][0]!=0)
 951                                         printf("%s\n",&floorlist[a][0]);
 952                         }
 953                 } while (floornum_to_delete < 0);
 954         sprintf(buf,"KFLR %d|1",floornum_to_delete);
 955         serv_puts(buf);
 956         serv_gets(buf);
 957         printf("%s\n",&buf[4]);
 958         }