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 #include "tools.h"
  17
  18 #define IFEXPERT if (userflags&US_EXPERT)
  19 #define IFNEXPERT if ((userflags&US_EXPERT)==0)
  20 #define IFAIDE if (axlevel>=6)
  21 #define IFNAIDE if (axlevel<6)
  22
  23
  24 void sttybbs(int cmd);
  25 void extract(char *dest, char *source, int parmnum);
  26 int extract_int(char *source, int parmnum);
  27 void hit_any_key(void);
  28 int yesno(void);
  29 int yesno_d(int d);
  30 void strprompt(char *prompt, char *str, int len);
  31 void newprompt(char *prompt, char *str, int len);
  32 int struncmp(char *lstr, char *rstr, int len);
  33 void dotgoto(char *towhere, int display_name);
  34 long extract_long(char *source, int parmnum);
  35 void serv_read(char *buf, int bytes);
  36 void formout(char *name);
  37 int inkey(void);
  38 int fmout(int width, FILE *fp, char pagin, int height, int starting_lp, char subst);
  39 void citedit(FILE *fp, long int base_pos);
  40 void progress(long int curr, long int cmax);
  41 int pattern(char *search, char *patn);
  42 int file_checksum(char *filename);
  43 int nukedir(char *dirname);
  44 void color(int colornum);
  45
  46 extern unsigned room_flags;
  47 extern char room_name[];
  48 extern char temp[];
  49 extern char tempdir[];
  50 extern int editor_pid;
  51 extern char editor_path[];
  52 extern int screenwidth;
  53 extern int screenheight;
  54 extern char fullname[];
  55 extern int userflags;
  56 extern char sigcaught;
  57 extern char floor_mode;
  58 extern char curr_floor;
  59
  60
  61 extern int ugnum;
  62 extern long uglsn;
  63 extern char ugname[];
  64
  65 extern char floorlist[128][256];
  66
  67
  68 void load_floorlist(void) {
  69         int a;
  70         char buf[256];
  71
  72         for (a=0; a<128; ++a) floorlist[a][0] = 0;
  73
  74         serv_puts("LFLR");
  75         serv_gets(buf);
  76         if (buf[0]!='1') {
  77                 strcpy(floorlist[0],"Main Floor");
  78                 return;
  79                 }
  80         while (serv_gets(buf), strcmp(buf,"000")) {
  81                 extract(floorlist[extract_int(buf,0)],buf,1);
  82                 }
  83         }
  84
  85 void listrms(char *variety)
  86 {
  87         char buf[256];
  88         char rmname[32];
  89         int f,c;
  90
  91         serv_puts(variety);
  92         serv_gets(buf);
  93         if (buf[0]!='1') return;
  94         c = 1;
  95         sigcaught = 0;
  96         sttybbs(SB_YES_INTR);
  97         while (serv_gets(buf), strcmp(buf,"000")) if (sigcaught==0) {
  98                 extract(rmname,buf,0);
  99                 if ((c + strlen(rmname) + 4) > screenwidth) {
 100                         printf("\n");
 101                         c = 1;
 102                         }
 103                 f = extract_int(buf,1);
 104                 if (f & QR_PRIVATE) {
 105                         color(1);
 106                         }
 107                 else {
 108                         color(2);
 109                         }
 110                 printf("%s",rmname);
 111                 if ((f & QR_DIRECTORY) && (f & QR_NETWORK)) printf("}  ");
 112                 else if (f & QR_DIRECTORY) printf("]  ");
 113                 else if (f & QR_NETWORK) printf(")  ");
 114                 else printf(">  ");
 115                 c = c + strlen(rmname) + 3;
 116                 }
 117         color(7);
 118         sttybbs(SB_NO_INTR);
 119         }
 120
 121
 122 void list_other_floors(void) {
 123         int a,c;
 124
 125         c = 1;
 126         for (a=0; a<128; ++a) if ((strlen(floorlist[a])>0)&&(a!=curr_floor)) {
 127                 if ((c + strlen(floorlist[a]) + 4) > screenwidth) {
 128                         printf("\n");
 129                         c = 1;
 130                         }
 131                 printf("%s:  ",floorlist[a]);
 132                 c = c + strlen(floorlist[a]) + 3;
 133                 }
 134         }
 135
 136
 137 /*
 138  * List known rooms.  kn_floor_mode should be set to 0 for a 'flat' listing,
 139  * 1 to list rooms on the current floor, or 1 to list rooms on all floors.
 140  */
 141 void knrooms(int kn_floor_mode)
 142 {
 143         char buf[256];
 144         int a;
 145
 146         load_floorlist();
 147
 148         if (kn_floor_mode == 0) {
 149                 color(3);
 150                 printf("\n   Rooms with unread messages:\n");
 151                 listrms("LKRN");
 152                 color(3);
 153                 printf("\n\n   No unseen messages in:\n");
 154                 listrms("LKRO");
 155                 printf("\n");
 156                 }
 157
 158         if (kn_floor_mode == 1) {
 159                 color(3);
 160                 printf("\n   Rooms with unread messages on %s:\n",
 161                         floorlist[(int)curr_floor]);
 162                 sprintf(buf,"LKRN %d",curr_floor);
 163                 listrms(buf);
 164                 color(3);
 165                 printf("\n\n   Rooms with no new messages on %s:\n",
 166                         floorlist[(int)curr_floor]);
 167                 sprintf(buf,"LKRO %d",curr_floor);
 168                 listrms(buf);
 169                 color(3);
 170                 printf("\n\n   Other floors:\n");
 171                 list_other_floors();
 172                 printf("\n");
 173                 }
 174
 175         if (kn_floor_mode == 2) {
 176                 for (a=0; a<128; ++a) if (floorlist[a][0]!=0) {
 177                         color(3);
 178                         printf("\n   Rooms on %s:\n",floorlist[a]);
 179                         sprintf(buf,"LKRA %d",a);
 180                         listrms(buf);
 181                         printf("\n");
 182                         }
 183                 }
 184
 185         color(7);
 186         IFNEXPERT hit_any_key();
 187         }
 188
 189
 190 void listzrooms(void) {         /* list public forgotten rooms */
 191         color(3);
 192         printf("\n   Forgotten public rooms:\n");
 193         listrms("LZRM");
 194         printf("\n");
 195         color(7);
 196         IFNEXPERT hit_any_key();
 197         }
 198
 199
 200 int set_room_attr(int ibuf, char *prompt, unsigned int sbit)
 201 {
 202         int a;
 203
 204         printf("%s [%s]? ",prompt,((ibuf&sbit) ? "Yes":"No"));
 205         a=yesno_d(ibuf&sbit);
 206         ibuf=(ibuf|sbit);
 207         if (!a) ibuf=(ibuf^sbit);
 208         return(ibuf);
 209         }
 210
 211
 212
 213 /*
 214  * Select a floor (used in several commands)
 215  * The supplied argument is the 'default' floor number.
 216  * This function returns the selected floor number.
 217  */
 218 int select_floor(int rfloor)
 219 {
 220         int a, newfloor;
 221         char floorstr[256];
 222
 223         if (floor_mode == 1) {
 224                 if (floorlist[(int)curr_floor][0]==0) load_floorlist();
 225
 226                 do {
 227                         newfloor = (-1);
 228                         safestrncpy(floorstr,floorlist[rfloor],sizeof floorstr);
 229                         strprompt("Which floor",floorstr,256);
 230                         for (a=0; a<128; ++a) {
 231                                 if (!strucmp(floorstr,&floorlist[a][0]))
 232                                         newfloor = a;
 233                                 if ((newfloor<0)&&(!struncmp(floorstr,
 234                                         &floorlist[a][0],strlen(floorstr))))
 235                                                 newfloor = a;
 236                                 if ((newfloor<0)&&(pattern(&floorlist[a][0],
 237                                         floorstr)>=0)) newfloor = a;
 238                                 }
 239                         if (newfloor<0) {
 240                                 printf("\n One of:\n");
 241                                 for (a=0; a<128; ++a)
 242                                         if (floorlist[a][0]!=0)
 243                                                 printf("%s\n",
 244                                                         &floorlist[a][0]);
 245                                 }
 246                         } while(newfloor < 0);
 247                 return(newfloor);
 248                 }
 249         return(rfloor);
 250         }
 251
 252
 253
 254
 255 /*
 256  * .<A>ide <E>dit room
 257  */
 258 void editthisroom(void) {
 259         char rname[ROOMNAMELEN];
 260         char rpass[10];
 261         char rdir[15];
 262         unsigned rflags;
 263         int rbump;
 264         char raide[32];
 265         char buf[256];
 266         int rfloor;
 267         int expire_mode = 0;
 268         int expire_value = 0;
 269
 270         /* Fetch the existing room config */
 271         serv_puts("GETR");
 272         serv_gets(buf);
 273         if (buf[0]!='2') {
 274                 printf("%s\n",&buf[4]);
 275                 return;
 276                 }
 277
 278         extract(rname,&buf[4],0);
 279         extract(rpass,&buf[4],1);
 280         extract(rdir, &buf[4],2);
 281         rflags = extract_int(&buf[4],3);
 282         rfloor = extract_int(&buf[4],4);
 283         rbump = 0;
 284
 285         /* Fetch the name of the current room aide */
 286         serv_puts("GETA");
 287         serv_gets(buf);
 288         if (buf[0]=='2') safestrncpy(raide,&buf[4],sizeof raide);
 289         else strcpy(raide,"");
 290         if (strlen(raide)==0) strcpy(raide,"none");
 291
 292         /* Fetch the expire policy (this will silently fail on old servers,
 293          * resulting in "default" policy)
 294          */
 295         serv_puts("GPEX room");
 296         serv_gets(buf);
 297         if (buf[0]=='2') {
 298                 expire_mode = extract_int(&buf[4], 0);
 299                 expire_value = extract_int(&buf[4], 1);
 300                 }
 301
 302         /* Now interact with the user. */
 303         strprompt("Room name",rname,ROOMNAMELEN-1);
 304
 305         rfloor = select_floor(rfloor);
 306         rflags = set_room_attr(rflags,"Private room",QR_PRIVATE);
 307         if (rflags & QR_PRIVATE)
 308                 rflags = set_room_attr(rflags,
 309                         "Accessible by guessing room name",QR_GUESSNAME);
 310
 311         /* if it's public, clear the privacy classes */
 312         if ((rflags & QR_PRIVATE)==0) {
 313                 if (rflags & QR_GUESSNAME)  rflags = rflags - QR_GUESSNAME;
 314                 if (rflags & QR_PASSWORDED) rflags = rflags - QR_PASSWORDED;
 315                 }
 316
 317         /* if it's private, choose the privacy classes */
 318         if ( (rflags & QR_PRIVATE)
 319            && ( (rflags & QR_GUESSNAME) == 0) ) {
 320                 rflags = set_room_attr(rflags,
 321                         "Accessible by entering a password",QR_PASSWORDED);
 322                 }
 323         if ( (rflags & QR_PRIVATE)
 324            && ((rflags&QR_PASSWORDED)==QR_PASSWORDED) ) {
 325                 strprompt("Room password",rpass,9);
 326                 }
 327
 328         if ((rflags&QR_PRIVATE)==QR_PRIVATE) {
 329                 printf("Cause current users to forget room [No] ? ");
 330                 if (yesno_d(0)==1) rbump = 1;
 331                 }
 332
 333         rflags = set_room_attr(rflags,"Preferred users only",QR_PREFONLY);
 334         rflags = set_room_attr(rflags,"Read-only room",QR_READONLY);
 335         rflags = set_room_attr(rflags,"Directory room",QR_DIRECTORY);
 336         rflags = set_room_attr(rflags,"Permanent room",QR_PERMANENT);
 337         if (rflags & QR_DIRECTORY) {
 338                 strprompt("Directory name",rdir,14);
 339                 rflags = set_room_attr(rflags,"Uploading allowed",QR_UPLOAD);
 340                 rflags = set_room_attr(rflags,"Downloading allowed",
 341                                                                 QR_DOWNLOAD);
 342                 rflags = set_room_attr(rflags,"Visible directory",QR_VISDIR);
 343                 }
 344         rflags = set_room_attr(rflags,"Network shared room",QR_NETWORK);
 345         rflags = set_room_attr(rflags,
 346                 "Automatically make all messages anonymous",QR_ANONONLY);
 347         if ( (rflags & QR_ANONONLY) == 0) {
 348                 rflags = set_room_attr(rflags,
 349                         "Ask users whether to make messages anonymous",
 350                         QR_ANONOPT);
 351                 }
 352
 353
 354         /* Ask about the room aide */
 355         do {
 356                 strprompt("Room aide (or 'none')",raide,29);
 357                 if (!strucmp(raide,"none")) {
 358                         strcpy(raide,"");
 359                         strcpy(buf,"200");
 360                         }
 361                 else {
 362                         snprintf(buf,sizeof buf,"QUSR %s",raide);
 363                         serv_puts(buf);
 364                         serv_gets(buf);
 365                         if (buf[0]!='2') printf("%s\n",&buf[4]);
 366                         }
 367                 } while(buf[0]!='2');
 368
 369         if (!strucmp(raide,"none")) strcpy(raide,"");
 370
 371
 372         /* Angels and demons dancing in my head... */
 373         do {
 374                 sprintf(buf, "%d", expire_mode);
 375                 strprompt("Message expire policy (? for list)", buf, 1);
 376                 if (buf[0] == '?') {
 377                         printf("\n");
 378                         printf("0. Use the default for this floor\n");
 379                         printf("1. Never automatically expire messages\n");
 380                         printf("2. Expire by message count\n");
 381                         printf("3. Expire by message age\n");
 382                         }
 383                 } while((buf[0]<48)||(buf[0]>51));
 384         expire_mode = buf[0] - 48;
 385
 386         /* ...lunatics and monsters underneath my bed */
 387         if (expire_mode == 2) {
 388                 sprintf(buf, "%d", expire_value);
 389                 strprompt("Keep how many messages online?", buf, 10);
 390                 expire_value = atol(buf);
 391                 }
 392
 393         if (expire_mode == 3) {
 394                 sprintf(buf, "%d", expire_value);
 395                 strprompt("Keep messages for how many days?", buf, 10);
 396                 expire_value = atol(buf);
 397                 }
 398
 399         /* Give 'em a chance to change their minds */
 400         printf("Save changes (y/n)? ");
 401
 402         if (yesno()==1) {
 403                 snprintf(buf,sizeof buf,"SETA %s",raide);
 404                 serv_puts(buf);
 405                 serv_gets(buf);
 406                 if (buf[0]!='2') printf("%s\n",&buf[4]);
 407
 408                 snprintf(buf, sizeof buf, "SPEX room|%d|%d",
 409                         expire_mode, expire_value);
 410                 serv_puts(buf);
 411                 serv_gets(buf);
 412
 413                 snprintf(buf,sizeof buf,"SETR %s|%s|%s|%d|%d|%d",
 414                         rname,rpass,rdir,rflags,rbump,rfloor);
 415                 serv_puts(buf);
 416                 serv_gets(buf);
 417                 printf("%s\n",&buf[4]);
 418                 if (buf[0]=='2') dotgoto(rname,2);
 419                 }
 420         }
 421
 422
 423 /*
 424  * un-goto the previous room
 425  */
 426 void ungoto(void) {
 427         char buf[256];
 428
 429         if (!strcmp(ugname,"")) return;
 430         snprintf(buf,sizeof buf,"GOTO %s",ugname);
 431         serv_puts(buf);
 432         serv_gets(buf);
 433         if (buf[0]!='2') {
 434                 printf("%s\n",&buf[4]);
 435                 return;
 436                 }
 437         sprintf(buf,"SLRP %ld",uglsn);
 438         serv_puts(buf);
 439         serv_gets(buf);
 440         if (buf[0]!='2') printf("%s\n",&buf[4]);
 441         safestrncpy(buf,ugname,sizeof buf);
 442         strcpy(ugname,"");
 443         dotgoto(buf,0);
 444         }
 445
 446
 447 /*
 448  * download()  -  download a file or files.  The argument passed to this
 449  *                function determines which protocol to use.
 450  */
 451 void download(int proto)
 452 {
 453
 454 /*
 455   - 0 = paginate, 1 = xmodem, 2 = raw, 3 = ymodem, 4 = zmodem, 5 = save
 456 */
 457
 458
 459         char buf[256];
 460         char dbuf[4096];
 461         char filename[256];
 462         long total_bytes = 0L;
 463         long transmitted_bytes = 0L;
 464         long aa,bb;
 465         int a,b;
 466         int packet;
 467         FILE *tpipe = NULL;
 468         FILE *savefp = NULL;
 469         int proto_pid;
 470         int broken = 0;
 471
 472         if ((room_flags & QR_DOWNLOAD) == 0) {
 473                 printf("*** You cannot download from this room.\n");
 474                 return;
 475                 }
 476
 477         newprompt("Enter filename: ",filename,255);
 478
 479         snprintf(buf,sizeof buf,"OPEN %s",filename);
 480         serv_puts(buf);
 481         serv_gets(buf);
 482         if (buf[0]!='2') {
 483                 printf("%s\n",&buf[4]);
 484                 return;
 485                 }
 486         total_bytes = extract_long(&buf[4],0);
 487
 488
 489         /* Here's the code for simply transferring the file to the client,
 490          * for folks who have their own clientware.  It's a lot simpler than
 491          * the [XYZ]modem code below...
 492          */
 493         if (proto == 5) {
 494                 printf("Enter the name of the directory to save '%s'\n",
 495                         filename);
 496                 printf("to, or press return for the current directory.\n");
 497                 newprompt("Directory: ",dbuf,256);
 498                 if (strlen(dbuf)==0) strcpy(dbuf,".");
 499                 strcat(dbuf,"/");
 500                 strcat(dbuf,filename);
 501
 502                 savefp = fopen(dbuf,"w");
 503                 if (savefp == NULL) {
 504                         printf("Cannot open '%s': %s\n",dbuf,strerror(errno));
 505                         /* close the download file at the server */
 506                         serv_puts("CLOS");
 507                         serv_gets(buf);
 508                         if (buf[0]!='2') {
 509                                 printf("%s\n",&buf[4]);
 510                                 }
 511                         return;
 512                         }
 513                 progress(0,total_bytes);
 514                 while ( (transmitted_bytes < total_bytes) && (broken == 0) ) {
 515                         bb = total_bytes - transmitted_bytes;
 516                         aa = ((bb < 4096) ? bb : 4096);
 517                         sprintf(buf,"READ %ld|%ld",transmitted_bytes,aa);
 518                         serv_puts(buf);
 519                         serv_gets(buf);
 520                         if (buf[0]!='6') {
 521                                 printf("%s\n",&buf[4]);
 522                                 return;
 523                                 }
 524                         packet = extract_int(&buf[4],0);
 525                         serv_read(dbuf,packet);
 526                         if (fwrite(dbuf,packet,1,savefp) < 1) broken = 1;
 527                         transmitted_bytes = transmitted_bytes + (long)packet;
 528                         progress(transmitted_bytes,total_bytes);
 529                         }
 530                 fclose(savefp);
 531                 /* close the download file at the server */
 532                 serv_puts("CLOS");
 533                 serv_gets(buf);
 534                 if (buf[0]!='2') {
 535                         printf("%s\n",&buf[4]);
 536                         }
 537                 return;
 538                 }
 539
 540
 541         mkdir(tempdir,0700);
 542         snprintf(buf,sizeof buf,"%s/%s",tempdir,filename);
 543         mkfifo(buf, 0777);
 544
 545         /* We do the remainder of this function as a separate process in
 546          * order to allow recovery if the transfer is aborted.  If the
 547          * file transfer program aborts, the first child process receives a
 548          * "broken pipe" signal and aborts.  We *should* be able to catch
 549          * this condition with signal(), but it doesn't seem to work on all
 550          * systems.
 551          */
 552         a = fork();
 553         if (a!=0) {
 554                 /* wait for the download to finish */
 555                 while (wait(&b)!=a) ;;
 556                 sttybbs(0);
 557                 /* close the download file at the server */
 558                 serv_puts("CLOS");
 559                 serv_gets(buf);
 560                 if (buf[0]!='2') {
 561                         printf("%s\n",&buf[4]);
 562                         }
 563                 /* clean up the temporary directory */
 564                 nukedir(tempdir);
 565                 return;
 566                 }
 567
 568         snprintf(buf,sizeof buf,"%s/%s",tempdir,filename); /* full pathname */
 569
 570         /* The next fork() creates a second child process that is used for
 571          * the actual file transfer program (usually sz).
 572          */
 573         proto_pid = fork();
 574         if (proto_pid == 0) {
 575                 if (proto==0)  {
 576                         sttybbs(0);
 577                         signal(SIGINT,SIG_DFL);
 578                         signal(SIGQUIT,SIG_DFL);
 579                         snprintf(dbuf,sizeof dbuf,"SHELL=/dev/null; export SHELL; TERM=dumb; export TERM; exec more -d <%s",buf);
 580                         system(dbuf);
 581                         sttybbs(SB_NO_INTR);
 582                         exit(0);
 583                         }
 584                 sttybbs(3);
 585                 signal(SIGINT,SIG_DFL);
 586                 signal(SIGQUIT,SIG_DFL);
 587                 if (proto==1) execlp("sx","sx",buf,NULL);
 588                 if (proto==2) execlp("cat","cat",buf,NULL);
 589                 if (proto==3) execlp("sb","sb",buf,NULL);
 590                 if (proto==4) execlp("sz","sz",buf,NULL);
 591                 execlp("cat","cat",buf,NULL);
 592                 exit(1);
 593                 }
 594
 595         tpipe = fopen(buf,"w");
 596
 597         while ( (transmitted_bytes < total_bytes) && (broken == 0) ) {
 598                 bb = total_bytes - transmitted_bytes;
 599                 aa = ((bb < 4096) ? bb : 4096);
 600                 sprintf(buf,"READ %ld|%ld",transmitted_bytes,aa);
 601                 serv_puts(buf);
 602                 serv_gets(buf);
 603                 if (buf[0]!='6') {
 604                         printf("%s\n",&buf[4]);
 605                         return;
 606                         }
 607                 packet = extract_int(&buf[4],0);
 608                 serv_read(dbuf,packet);
 609                 if (fwrite(dbuf,packet,1,tpipe) < 1) broken = 1;
 610                 transmitted_bytes = transmitted_bytes + (long)packet;
 611                 }
 612         if (tpipe!=NULL) fclose(tpipe);
 613
 614         /* Hang out and wait for the file transfer program to finish */
 615         while (wait(&a) != proto_pid) ;;
 616
 617
 618         putc(7,stdout);
 619         exit(0);        /* transfer control back to the main program */
 620         }
 621
 622
 623 /*
 624  * read directory of this room
 625  */
 626 void roomdir(void) {
 627         char flnm[256];
 628         char flsz[32];
 629         char comment[256];
 630         char buf[256];
 631
 632         serv_puts("RDIR");
 633         serv_gets(buf);
 634         if (buf[0]!='1') {
 635                 printf("%s\n",&buf[4]);
 636                 return;
 637                 }
 638
 639         extract(comment,&buf[4],0);
 640         extract(flnm,&buf[4],1);
 641         printf("\nDirectory of %s on %s\n",flnm,comment);
 642         printf("-----------------------\n");
 643         while (serv_gets(buf), strcmp(buf,"000")) {
 644                 extract(flnm,buf,0);
 645                 extract(flsz,buf,1);
 646                 extract(comment,buf,2);
 647                 if (strlen(flnm)<=14)
 648                         printf("%-14s %8s %s\n",flnm,flsz,comment);
 649                 else
 650                         printf("%s\n%14s %8s %s\n",flnm,"",flsz,comment);
 651                 }
 652         }
 653
 654
 655 /*
 656  * add a user to a private room
 657  */
 658 void invite(void) {
 659         char aaa[31],bbb[256];
 660
 661         if ((room_flags & QR_PRIVATE)==0) {
 662                 printf("This is not a private room.\n");
 663                 return;
 664                 }
 665
 666         newprompt("Name of user? ",aaa,30);
 667         if (aaa[0]==0) return;
 668
 669         snprintf(bbb,sizeof bbb,"INVT %s",aaa);
 670         serv_puts(bbb);
 671         serv_gets(bbb);
 672         printf("%s\n",&bbb[4]);
 673         }
 674
 675
 676 /*
 677  * kick a user out of a room
 678  */
 679 void kickout(void) {
 680         char aaa[31],bbb[256];
 681
 682         newprompt("Name of user? ",aaa,30);
 683         if (aaa[0]==0) return;
 684
 685         snprintf(bbb,sizeof bbb,"KICK %s",aaa);
 686         serv_puts(bbb);
 687         serv_gets(bbb);
 688         printf("%s\n",&bbb[4]);
 689         }
 690
 691
 692 /*
 693  * aide command: kill the current room
 694  */
 695 void killroom(void) {
 696         char aaa[100];
 697
 698         serv_puts("KILL 0");
 699         serv_gets(aaa);
 700         if (aaa[0]!='2') {
 701                 printf("%s\n",&aaa[4]);
 702                 return;
 703                 }
 704
 705         printf("Are you sure you want to kill this room? ");
 706         if (yesno()==0) return;
 707
 708         serv_puts("KILL 1");
 709         serv_gets(aaa);
 710         printf("%s\n",&aaa[4]);
 711         if (aaa[0]!='2') return;
 712         dotgoto("_BASEROOM_",0);
 713         }
 714
 715 void forget(void) {     /* forget the current room */
 716         char cmd[256];
 717
 718         printf("Are you sure you want to forget this room? ");
 719         if (yesno()==0) return;
 720
 721         serv_puts("FORG");
 722         serv_gets(cmd);
 723         if (cmd[0]!='2') {
 724                 printf("%s\n",&cmd[4]);
 725                 return;
 726                 }
 727
 728         /* now return to the lobby */
 729         dotgoto("_BASEROOM_",0);
 730         }
 731
 732
 733 /*
 734  * create a new room
 735  */
 736 void entroom(void) {
 737         char cmd[256];
 738         char new_room_name[ROOMNAMELEN];
 739         int new_room_type;
 740         char new_room_pass[10];
 741         int new_room_floor;
 742         int a,b;
 743
 744         serv_puts("CRE8 0");
 745         serv_gets(cmd);
 746
 747         if (cmd[0]!='2') {
 748                 printf("%s\n",&cmd[4]);
 749                 return;
 750                 }
 751
 752         newprompt("Name for new room? ",new_room_name,ROOMNAMELEN-1);
 753         if (strlen(new_room_name)==0) return;
 754         for (a=0; a<strlen(new_room_name); ++a)
 755                 if (new_room_name[a] == '|') new_room_name[a]='_';
 756
 757         new_room_floor = select_floor((int)curr_floor);
 758
 759         IFNEXPERT formout("roomaccess");
 760         do {
 761                 printf("<?>Help\n<1>Public room\n<2>Guess-name room\n");
 762                 printf("<3>Passworded room\n<4>Invitation-only room\n");
 763                 printf("Enter room type: ");
 764                 do {
 765                         b=inkey();
 766                         } while (((b<'1')||(b>'4')) && (b!='?'));
 767                 if (b=='?') {
 768                         printf("?\n");
 769                         formout("roomaccess");
 770                         }
 771                 } while ((b<'1')||(b>'4'));
 772         b=b-48;
 773         printf("%d\n",b);
 774         new_room_type = b - 1;
 775         if (new_room_type==2) {
 776                 newprompt("Enter a room password: ",new_room_pass,9);
 777                 for (a=0; a<strlen(new_room_pass); ++a)
 778                         if (new_room_pass[a] == '|') new_room_pass[a]='_';
 779                 }
 780         else strcpy(new_room_pass,"");
 781
 782         printf("\042%s\042, a",new_room_name);
 783         if (b==1) printf(" public room.");
 784         if (b==2) printf(" guess-name room.");
 785         if (b==3) printf(" passworded room, password: %s",new_room_pass);
 786         if (b==4) printf("n invitation-only room.");
 787         printf("\nInstall it? (y/n) : ");
 788         a=yesno();
 789         if (a==0) return;
 790
 791         snprintf(cmd, sizeof cmd, "CRE8 1|%s|%d|%s|%d", new_room_name,
 792                 new_room_type, new_room_pass, new_room_floor);
 793         serv_puts(cmd);
 794         serv_gets(cmd);
 795         if (cmd[0]!='2') {
 796                 printf("%s\n",&cmd[4]);
 797                 return;
 798                 }
 799
 800         /* command succeeded... now GO to the new room! */
 801         dotgoto(new_room_name,0);
 802         }
 803
 804
 805
 806 void readinfo(void) {   /* read info file for current room */
 807         char cmd[256];
 808
 809         sprintf(cmd,"RINF");
 810         serv_puts(cmd);
 811         serv_gets(cmd);
 812
 813         if (cmd[0]!='1') return;
 814
 815         fmout(screenwidth,NULL,
 816                 ((userflags & US_PAGINATOR) ? 1 : 0),
 817                 screenheight,0,1);
 818         }
 819
 820
 821 /*
 822  * <W>ho knows room...
 823  */
 824 void whoknows(void) {
 825         char buf[256];
 826         serv_puts("WHOK");
 827         serv_gets(buf);
 828         if (buf[0]!='1') {
 829                 printf("%s\n",&buf[5]);
 830                 return;
 831                 }
 832         sigcaught = 0;
 833         sttybbs(SB_YES_INTR);
 834         while (serv_gets(buf), strncmp(buf,"000",3)) {
 835                 if (sigcaught==0) printf("%s\n",buf);
 836                 }
 837         sttybbs(SB_NO_INTR);
 838         }
 839
 840
 841 void do_edit(char *desc, char *read_cmd, char *check_cmd, char *write_cmd)
 842 {
 843         FILE *fp;
 844         char cmd[256];
 845         int b,cksum,editor_exit;
 846
 847
 848         if (strlen(editor_path)==0) {
 849                 printf("Do you wish to re-enter %s? ",desc);
 850                 if (yesno()==0) return;
 851                 }
 852
 853         fp = fopen(temp,"w");
 854         fclose(fp);
 855
 856         serv_puts(check_cmd);
 857         serv_gets(cmd);
 858         if (cmd[0]!='2') {
 859                 printf("%s\n",&cmd[4]);
 860                 return;
 861                 }
 862
 863         if (strlen(editor_path)>0) {
 864                 serv_puts(read_cmd);
 865                 serv_gets(cmd);
 866                 if (cmd[0]=='1') {
 867                         fp = fopen(temp,"w");
 868                         while (serv_gets(cmd), strcmp(cmd,"000")) {
 869                                 fprintf(fp,"%s\n",cmd);
 870                                 }
 871                         fclose(fp);
 872                         }
 873                 }
 874
 875         cksum = file_checksum(temp);
 876
 877         if (strlen(editor_path)>0) {
 878                 editor_pid=fork();
 879                 if (editor_pid==0) {
 880                         chmod(temp,0600);
 881                         sttybbs(SB_RESTORE);
 882                         execlp(editor_path,editor_path,temp,NULL);
 883                         exit(1);
 884                         }
 885                 if (editor_pid>0) do {
 886                         editor_exit = 0;
 887                         b=wait(&editor_exit);
 888                         } while((b!=editor_pid)&&(b>=0));
 889                 editor_pid = (-1);
 890                 printf("Executed %s\n", editor_path);
 891                 sttybbs(0);
 892                 }
 893         else {
 894                 printf("Entering %s.  ",desc);
 895                 printf("Press return twice when finished.\n");
 896                 fp=fopen(temp,"r+");
 897                 citedit(fp,0);
 898                 fclose(fp);
 899                 }
 900
 901         if (file_checksum(temp) == cksum) {
 902                 printf("*** Aborted.\n");
 903                 }
 904
 905         else {
 906                 serv_puts(write_cmd);
 907                 serv_gets(cmd);
 908                 if (cmd[0]!='4') {
 909                         printf("%s\n",&cmd[4]);
 910                         return;
 911                         }
 912
 913                 fp=fopen(temp,"r");
 914                 while (fgets(cmd,255,fp)!=NULL) {
 915                         cmd[strlen(cmd)-1] = 0;
 916                         serv_puts(cmd);
 917                         }
 918                 fclose(fp);
 919                 serv_puts("000");
 920                 }
 921
 922         unlink(temp);
 923         }
 924
 925
 926 void enterinfo(void) {          /* edit info file for current room */
 927         do_edit("the Info file for this room","RINF","EINF 0","EINF 1");
 928         }
 929
 930 void enter_bio(void) {
 931         char cmd[256];
 932         snprintf(cmd,sizeof cmd,"RBIO %s",fullname);
 933         do_edit("your Bio",cmd,"NOOP","EBIO");
 934         }
 935
 936 /*
 937  * create a new floor
 938  */
 939 void create_floor(void) {
 940         char buf[256];
 941         char newfloorname[256];
 942
 943         serv_puts("CFLR xx|0");
 944         serv_gets(buf);
 945         if (buf[0]!='2') {
 946                 printf("%s\n",&buf[4]);
 947                 return;
 948                 }
 949
 950         newprompt("Name for new floor: ",newfloorname,255);
 951         snprintf(buf,sizeof buf,"CFLR %s|1",newfloorname);
 952         serv_puts(buf);
 953         serv_gets(buf);
 954         if (buf[0]=='2') {
 955                 printf("Floor has been created.\n");
 956                 }
 957         else {
 958                 printf("%s\n",&buf[4]);
 959                 }
 960         }
 961
 962 /*
 963  * edit the current floor
 964  */
 965 void edit_floor(void) {
 966         char buf[256];
 967         int expire_mode = 0;
 968         int expire_value = 0;
 969
 970         if (floorlist[(int)curr_floor][0]==0) load_floorlist();
 971
 972         /* Fetch the expire policy (this will silently fail on old servers,
 973          * resulting in "default" policy)
 974          */
 975         serv_puts("GPEX floor");
 976         serv_gets(buf);
 977         if (buf[0]=='2') {
 978                 expire_mode = extract_int(&buf[4], 0);
 979                 expire_value = extract_int(&buf[4], 1);
 980                 }
 981
 982         /* Interact with the user */
 983         strprompt("Floor name",&floorlist[(int)curr_floor][0],255);
 984
 985         /* Angels and demons dancing in my head... */
 986         do {
 987                 sprintf(buf, "%d", expire_mode);
 988                 strprompt("Floor default essage expire policy (? for list)",
 989                         buf, 1);
 990                 if (buf[0] == '?') {
 991                         printf("\n");
 992                         printf("0. Use the system default\n");
 993                         printf("1. Never automatically expire messages\n");
 994                         printf("2. Expire by message count\n");
 995                         printf("3. Expire by message age\n");
 996                         }
 997                 } while((buf[0]<48)||(buf[0]>51));
 998         expire_mode = buf[0] - 48;
 999
1000         /* ...lunatics and monsters underneath my bed */
1001         if (expire_mode == 2) {
1002                 sprintf(buf, "%d", expire_value);
1003                 strprompt("Keep how many messages online?", buf, 10);
1004                 expire_value = atol(buf);
1005                 }
1006
1007         if (expire_mode == 3) {
1008                 sprintf(buf, "%d", expire_value);
1009                 strprompt("Keep messages for how many days?", buf, 10);
1010                 expire_value = atol(buf);
1011                 }
1012
1013         /* Save it */
1014         snprintf(buf, sizeof buf, "SPEX floor|%d|%d",
1015                 expire_mode, expire_value);
1016         serv_puts(buf);
1017         serv_gets(buf);
1018
1019         snprintf(buf,sizeof buf,"EFLR %d|%s",curr_floor,
1020                  &floorlist[(int)curr_floor][0]);
1021         serv_puts(buf);
1022         serv_gets(buf);
1023         printf("%s\n",&buf[4]);
1024         load_floorlist();
1025         }
1026
1027
1028
1029
1030 /*
1031  * kill the current floor
1032  */
1033 void kill_floor(void) {
1034         int floornum_to_delete,a;
1035         char buf[256];
1036
1037         if (floorlist[(int)curr_floor][0]==0) load_floorlist();
1038         do {
1039                 floornum_to_delete = (-1);
1040                 printf("(Press return to abort)\n");
1041                 newprompt("Delete which floor? ",buf,255);
1042                 if (strlen(buf)==0) return;
1043                 for (a=0; a<128; ++a)
1044                         if (!strucmp(&floorlist[a][0],buf))
1045                                 floornum_to_delete = a;
1046                 if (floornum_to_delete < 0) {
1047                         printf("No such floor.  Select one of:\n");
1048                         for (a=0; a<128; ++a)
1049                                 if (floorlist[a][0]!=0)
1050                                         printf("%s\n",&floorlist[a][0]);
1051                         }
1052                 } while (floornum_to_delete < 0);
1053         sprintf(buf,"KFLR %d|1",floornum_to_delete);
1054         serv_puts(buf);
1055         serv_gets(buf);
1056         printf("%s\n",&buf[4]);
1057         }