citadel/rooms.c

   1 /* Citadel/UX room-oriented routines */
   2 /* $Id$ */
   3
   4 #include "sysdep.h"
   5 #include <stdlib.h>
   6 #include <unistd.h>
   7 #include <fcntl.h>
   8 #include <stdio.h>
   9 #include <ctype.h>
  10 #include <string.h>
  11 #include <signal.h>
  12 #include <sys/types.h>
  13 #include <sys/stat.h>
  14 #include <sys/wait.h>
  15 #include <errno.h>
  16 #include <stdarg.h>
  17 #include "citadel.h"
  18 #include "rooms.h"
  19 #include "commands.h"
  20 #include "tools.h"
  21 #include "messages.h"
  22 #ifndef HAVE_SNPRINTF
  23 #include "snprintf.h"
  24 #endif
  25
  26 #define IFNEXPERT if ((userflags&US_EXPERT)==0)
  27
  28
  29 void sttybbs(int cmd);
  30 void hit_any_key(void);
  31 int yesno(void);
  32 void strprompt(char *prompt, char *str, int len);
  33 void newprompt(char *prompt, char *str, int len);
  34 void dotgoto(char *towhere, int display_name);
  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 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
  44 extern unsigned room_flags;
  45 extern char room_name[];
  46 extern char temp[];
  47 extern char tempdir[];
  48 extern int editor_pid;
  49 extern char editor_path[];
  50 extern int screenwidth;
  51 extern int screenheight;
  52 extern char fullname[];
  53 extern int userflags;
  54 extern char sigcaught;
  55 extern char floor_mode;
  56 extern char curr_floor;
  57
  58
  59 extern int ugnum;
  60 extern long uglsn;
  61 extern char ugname[];
  62
  63 extern char floorlist[128][256];
  64
  65
  66 void load_floorlist(void) {
  67         int a;
  68         char buf[256];
  69
  70         for (a=0; a<128; ++a) floorlist[a][0] = 0;
  71
  72         serv_puts("LFLR");
  73         serv_gets(buf);
  74         if (buf[0]!='1') {
  75                 strcpy(floorlist[0],"Main Floor");
  76                 return;
  77                 }
  78         while (serv_gets(buf), strcmp(buf,"000")) {
  79                 extract(floorlist[extract_int(buf,0)],buf,1);
  80                 }
  81         }
  82
  83
  84 void room_tree_list(struct roomlisting *rp) {
  85         static int c = 0;
  86         char rmname[ROOMNAMELEN];
  87         int f;
  88
  89         if (rp == NULL) {
  90                 c = 1;
  91                 return;
  92                 }
  93
  94         if (rp->lnext != NULL) {
  95                 room_tree_list(rp->lnext);
  96                 }
  97
  98         if (sigcaught == 0) {
  99                 strcpy(rmname, rp->rlname);
 100                 f = rp->rlflags;
 101                 if ((c + strlen(rmname) + 4) > screenwidth) {
 102
 103                         /* line break, check the paginator */
 104                         pprintf("\n");
 105                         c = 1;
 106                         }
 107                 if (f & QR_MAILBOX) {
 108                        color(BRIGHT_YELLOW);
 109                        }
 110                 else if (f & QR_PRIVATE) {
 111                         color(BRIGHT_RED);
 112                         }
 113                 else {
 114                         color(DIM_WHITE);
 115                         }
 116                 pprintf("%s",rmname);
 117                 if ((f & QR_DIRECTORY) && (f & QR_NETWORK)) pprintf("}  ");
 118                 else if (f & QR_DIRECTORY) pprintf("]  ");
 119                 else if (f & QR_NETWORK) pprintf(")  ");
 120                 else pprintf(">  ");
 121                 c = c + strlen(rmname) + 3;
 122                 }
 123
 124         if (rp->rnext != NULL) {
 125                 room_tree_list(rp->rnext);
 126                 }
 127
 128         free(rp);
 129         }
 130
 131
 132 /*
 133  * Room ordering stuff (compare first by floor, then by order)
 134  */
 135 int rordercmp(struct roomlisting *r1, struct roomlisting *r2)
 136 {
 137         if ((r1==NULL)&&(r2==NULL)) return(0);
 138         if (r1==NULL) return(-1);
 139         if (r2==NULL) return(1);
 140         if (r1->rlfloor < r2->rlfloor) return(-1);
 141         if (r1->rlfloor > r2->rlfloor) return(1);
 142         if (r1->rlorder < r2->rlorder) return(-1);
 143         if (r1->rlorder > r2->rlorder) return(1);
 144         return(0);
 145         }
 146
 147
 148 /*
 149  * Common code for all room listings
 150  */
 151 void listrms(char *variety)
 152 {
 153         char buf[256];
 154
 155         struct roomlisting *rl = NULL;
 156         struct roomlisting *rp;
 157         struct roomlisting *rs;
 158
 159
 160         /* Ask the server for a room list */
 161         serv_puts(variety);
 162         serv_gets(buf);
 163         if (buf[0]!='1') return;
 164         while (serv_gets(buf), strcmp(buf, "000")) {
 165                 rp = malloc(sizeof(struct roomlisting));
 166                 extract(rp->rlname, buf, 0);
 167                 rp->rlflags = extract_int(buf, 1);
 168                 rp->rlfloor = extract_int(buf, 2);
 169                 rp->rlorder = extract_int(buf, 3);
 170                 rp->lnext = NULL;
 171                 rp->rnext = NULL;
 172
 173                 rs = rl;
 174                 if (rl == NULL) {
 175                         rl = rp;
 176                         }
 177                 else while (rp != NULL) {
 178                         if (rordercmp(rp, rs)<0) {
 179                                 if (rs->lnext == NULL) {
 180                                         rs->lnext = rp;
 181                                         rp = NULL;
 182                                         }
 183                                 else {
 184                                         rs = rs->lnext;
 185                                         }
 186                                 }
 187                         else {
 188                                 if (rs->rnext == NULL) {
 189                                         rs->rnext = rp;
 190                                         rp = NULL;
 191                                         }
 192                                 else {
 193                                         rs = rs->rnext;
 194                                         }
 195                                 }
 196                         }
 197                 }
 198
 199         sigcaught = 0;
 200         sttybbs(SB_YES_INTR);
 201         room_tree_list(NULL);
 202         room_tree_list(rl);
 203         color(DIM_WHITE);
 204         sttybbs(SB_NO_INTR);
 205         }
 206
 207
 208 void list_other_floors(void) {
 209         int a,c;
 210
 211         c = 1;
 212         for (a=0; a<128; ++a) if ((strlen(floorlist[a])>0)&&(a!=curr_floor)) {
 213                 if ((c + strlen(floorlist[a]) + 4) > screenwidth) {
 214                         pprintf("\n");
 215                         c = 1;
 216                         }
 217                 pprintf("%s:  ",floorlist[a]);
 218                 c = c + strlen(floorlist[a]) + 3;
 219                 }
 220         }
 221
 222
 223 /*
 224  * List known rooms.  kn_floor_mode should be set to 0 for a 'flat' listing,
 225  * 1 to list rooms on the current floor, or 1 to list rooms on all floors.
 226  */
 227 void knrooms(int kn_floor_mode)
 228 {
 229         char buf[256];
 230         int a;
 231
 232         load_floorlist();
 233
 234         if (kn_floor_mode == 0) {
 235                 color(BRIGHT_CYAN);
 236                 pprintf("\n   Rooms with unread messages:\n");
 237                 listrms("LKRN");
 238                 color(BRIGHT_CYAN);
 239                 pprintf("\n\n   No unseen messages in:\n");
 240                 listrms("LKRO");
 241                 pprintf("\n");
 242                 }
 243
 244         if (kn_floor_mode == 1) {
 245                 color(BRIGHT_CYAN);
 246                 pprintf("\n   Rooms with unread messages on %s:\n",
 247                         floorlist[(int)curr_floor]);
 248                 sprintf(buf,"LKRN %d", curr_floor);
 249                 listrms(buf);
 250                 color(BRIGHT_CYAN);
 251                 pprintf("\n\n   Rooms with no new messages on %s:\n",
 252                         floorlist[(int)curr_floor]);
 253                 sprintf(buf,"LKRO %d",curr_floor);
 254                 listrms(buf);
 255                 color(BRIGHT_CYAN);
 256                 pprintf("\n\n   Other floors:\n");
 257                 list_other_floors();
 258                 pprintf("\n");
 259                 }
 260
 261         if (kn_floor_mode == 2) {
 262                 for (a=0; a<128; ++a) if (floorlist[a][0]!=0) {
 263                         color(BRIGHT_CYAN);
 264                         pprintf("\n   Rooms on %s:\n",floorlist[a]);
 265                         sprintf(buf,"LKRA %d",a);
 266                         listrms(buf);
 267                         pprintf("\n");
 268                         }
 269                 }
 270
 271         color(DIM_WHITE);
 272         IFNEXPERT hit_any_key();
 273         }
 274
 275
 276 void listzrooms(void) {         /* list public forgotten rooms */
 277         color(BRIGHT_CYAN);
 278         pprintf("\n   Forgotten public rooms:\n");
 279         listrms("LZRM");
 280         pprintf("\n");
 281         color(DIM_WHITE);
 282         IFNEXPERT hit_any_key();
 283         }
 284
 285
 286 int set_room_attr(int ibuf, char *prompt, unsigned int sbit)
 287 {
 288         int a;
 289
 290         a = boolprompt(prompt, (ibuf&sbit));
 291         ibuf=(ibuf|sbit);
 292         if (!a) ibuf=(ibuf^sbit);
 293         return(ibuf);
 294         }
 295
 296
 297
 298 /*
 299  * Select a floor (used in several commands)
 300  * The supplied argument is the 'default' floor number.
 301  * This function returns the selected floor number.
 302  */
 303 int select_floor(int rfloor)
 304 {
 305         int a, newfloor;
 306         char floorstr[256];
 307
 308         if (floor_mode == 1) {
 309                 if (floorlist[(int)curr_floor][0]==0) load_floorlist();
 310
 311                 do {
 312                         newfloor = (-1);
 313                         safestrncpy(floorstr,floorlist[rfloor],sizeof floorstr);
 314                         strprompt("Which floor",floorstr,256);
 315                         for (a=0; a<128; ++a) {
 316                                 if (!strcasecmp(floorstr,&floorlist[a][0]))
 317                                         newfloor = a;
 318                                 if ((newfloor<0)&&(!strncasecmp(floorstr,
 319                                         &floorlist[a][0],strlen(floorstr))))
 320                                                 newfloor = a;
 321                                 if ((newfloor<0)&&(pattern(&floorlist[a][0],
 322                                         floorstr)>=0)) newfloor = a;
 323                                 }
 324                         if (newfloor<0) {
 325                                 printf("\n One of:\n");
 326                                 for (a=0; a<128; ++a)
 327                                         if (floorlist[a][0]!=0)
 328                                                 printf("%s\n",
 329                                                         &floorlist[a][0]);
 330                                 }
 331                         } while(newfloor < 0);
 332                 return(newfloor);
 333                 }
 334         return(rfloor);
 335         }
 336
 337
 338
 339
 340 /*
 341  * .<A>ide <E>dit room
 342  */
 343 void editthisroom(void) {
 344         char rname[ROOMNAMELEN];
 345         char rpass[10];
 346         char rdir[15];
 347         unsigned rflags;
 348         int rbump;
 349         char raide[32];
 350         char buf[256];
 351         int rfloor;
 352         int rorder;
 353         int expire_mode = 0;
 354         int expire_value = 0;
 355
 356         /* Fetch the existing room config */
 357         serv_puts("GETR");
 358         serv_gets(buf);
 359         if (buf[0]!='2') {
 360                 printf("%s\n",&buf[4]);
 361                 return;
 362                 }
 363
 364         extract(rname,&buf[4],0);
 365         extract(rpass,&buf[4],1);
 366         extract(rdir, &buf[4],2);
 367         rflags = extract_int(&buf[4],3);
 368         rfloor = extract_int(&buf[4],4);
 369         rorder = extract_int(&buf[4],5);
 370         rbump = 0;
 371
 372         /* Fetch the name of the current room aide */
 373         serv_puts("GETA");
 374         serv_gets(buf);
 375         if (buf[0]=='2') safestrncpy(raide,&buf[4],sizeof raide);
 376         else strcpy(raide,"");
 377         if (strlen(raide)==0) strcpy(raide,"none");
 378
 379         /* Fetch the expire policy (this will silently fail on old servers,
 380          * resulting in "default" policy)
 381          */
 382         serv_puts("GPEX room");
 383         serv_gets(buf);
 384         if (buf[0]=='2') {
 385                 expire_mode = extract_int(&buf[4], 0);
 386                 expire_value = extract_int(&buf[4], 1);
 387                 }
 388
 389         /* Now interact with the user. */
 390         strprompt("Room name",rname,ROOMNAMELEN-1);
 391
 392         rfloor = select_floor(rfloor);
 393         rflags = set_room_attr(rflags,"Private room",QR_PRIVATE);
 394         if (rflags & QR_PRIVATE)
 395                 rflags = set_room_attr(rflags,
 396                         "Accessible by guessing room name",QR_GUESSNAME);
 397
 398         /* if it's public, clear the privacy classes */
 399         if ((rflags & QR_PRIVATE)==0) {
 400                 if (rflags & QR_GUESSNAME)  rflags = rflags - QR_GUESSNAME;
 401                 if (rflags & QR_PASSWORDED) rflags = rflags - QR_PASSWORDED;
 402                 }
 403
 404         /* if it's private, choose the privacy classes */
 405         if ( (rflags & QR_PRIVATE)
 406            && ( (rflags & QR_GUESSNAME) == 0) ) {
 407                 rflags = set_room_attr(rflags,
 408                         "Accessible by entering a password",QR_PASSWORDED);
 409                 }
 410         if ( (rflags & QR_PRIVATE)
 411            && ((rflags&QR_PASSWORDED)==QR_PASSWORDED) ) {
 412                 strprompt("Room password",rpass,9);
 413                 }
 414
 415         if ((rflags&QR_PRIVATE)==QR_PRIVATE) {
 416                 rbump = boolprompt("Cause current users to forget room", 0);
 417                 }
 418
 419         rflags = set_room_attr(rflags,"Preferred users only",QR_PREFONLY);
 420         rflags = set_room_attr(rflags,"Read-only room",QR_READONLY);
 421         rflags = set_room_attr(rflags,"Directory room",QR_DIRECTORY);
 422         rflags = set_room_attr(rflags,"Permanent room",QR_PERMANENT);
 423         if (rflags & QR_DIRECTORY) {
 424                 strprompt("Directory name",rdir,14);
 425                 rflags = set_room_attr(rflags,"Uploading allowed",QR_UPLOAD);
 426                 rflags = set_room_attr(rflags,"Downloading allowed",
 427                                                                 QR_DOWNLOAD);
 428                 rflags = set_room_attr(rflags,"Visible directory",QR_VISDIR);
 429                 }
 430         rflags = set_room_attr(rflags,"Network shared room",QR_NETWORK);
 431         rflags = set_room_attr(rflags,
 432                 "Automatically make all messages anonymous",QR_ANONONLY);
 433         if ( (rflags & QR_ANONONLY) == 0) {
 434                 rflags = set_room_attr(rflags,
 435                         "Ask users whether to make messages anonymous",
 436                         QR_ANONOPT);
 437                 }
 438         rorder = intprompt("Listing order", rorder, 1, 127);
 439
 440         /* Ask about the room aide */
 441         do {
 442                 strprompt("Room aide (or 'none')",raide,29);
 443                 if (!strcasecmp(raide,"none")) {
 444                         strcpy(raide,"");
 445                         strcpy(buf,"200");
 446                         }
 447                 else {
 448                         snprintf(buf,sizeof buf,"QUSR %s",raide);
 449                         serv_puts(buf);
 450                         serv_gets(buf);
 451                         if (buf[0]!='2') printf("%s\n",&buf[4]);
 452                         }
 453                 } while(buf[0]!='2');
 454
 455         if (!strcasecmp(raide,"none")) strcpy(raide,"");
 456
 457
 458         /* Angels and demons dancing in my head... */
 459         do {
 460                 sprintf(buf, "%d", expire_mode);
 461                 strprompt("Message expire policy (? for list)", buf, 1);
 462                 if (buf[0] == '?') {
 463                         printf("\n");
 464                         printf("0. Use the default for this floor\n");
 465                         printf("1. Never automatically expire messages\n");
 466                         printf("2. Expire by message count\n");
 467                         printf("3. Expire by message age\n");
 468                         }
 469                 } while((buf[0]<48)||(buf[0]>51));
 470         expire_mode = buf[0] - 48;
 471
 472         /* ...lunatics and monsters underneath my bed */
 473         if (expire_mode == 2) {
 474                 sprintf(buf, "%d", expire_value);
 475                 strprompt("Keep how many messages online?", buf, 10);
 476                 expire_value = atol(buf);
 477                 }
 478
 479         if (expire_mode == 3) {
 480                 sprintf(buf, "%d", expire_value);
 481                 strprompt("Keep messages for how many days?", buf, 10);
 482                 expire_value = atol(buf);
 483                 }
 484
 485         /* Give 'em a chance to change their minds */
 486         printf("Save changes (y/n)? ");
 487
 488         if (yesno()==1) {
 489                 snprintf(buf,sizeof buf,"SETA %s",raide);
 490                 serv_puts(buf);
 491                 serv_gets(buf);
 492                 if (buf[0]!='2') printf("%s\n",&buf[4]);
 493
 494                 snprintf(buf, sizeof buf, "SPEX room|%d|%d",
 495                         expire_mode, expire_value);
 496                 serv_puts(buf);
 497                 serv_gets(buf);
 498
 499                 snprintf(buf,sizeof buf,"SETR %s|%s|%s|%d|%d|%d|%d",
 500                         rname,rpass,rdir,rflags,rbump,rfloor,rorder);
 501                 serv_puts(buf);
 502                 serv_gets(buf);
 503                 printf("%s\n",&buf[4]);
 504                 if (buf[0]=='2') dotgoto(rname,2);
 505                 }
 506         }
 507
 508
 509 /*
 510  * un-goto the previous room
 511  */
 512 void ungoto(void) {
 513         char buf[256];
 514
 515         if (!strcmp(ugname,"")) return;
 516         snprintf(buf,sizeof buf,"GOTO %s",ugname);
 517         serv_puts(buf);
 518         serv_gets(buf);
 519         if (buf[0]!='2') {
 520                 printf("%s\n",&buf[4]);
 521                 return;
 522                 }
 523         sprintf(buf,"SLRP %ld",uglsn);
 524         serv_puts(buf);
 525         serv_gets(buf);
 526         if (buf[0]!='2') printf("%s\n",&buf[4]);
 527         safestrncpy(buf,ugname,sizeof buf);
 528         strcpy(ugname,"");
 529         dotgoto(buf,0);
 530         }
 531
 532
 533 /* Here's the code for simply transferring the file to the client,
 534  * for folks who have their own clientware.  It's a lot simpler than
 535  * the [XYZ]modem code below...
 536  * (This function assumes that a download file is already open on the server)
 537  */
 538 void download_to_local_disk(char *supplied_filename, long total_bytes)
 539 {
 540         char buf[256];
 541         char dbuf[4096];
 542         long transmitted_bytes = 0L;
 543         long aa,bb;
 544         FILE *savefp;
 545         int broken = 0;
 546         int packet;
 547         char filename[256];
 548
 549         strcpy(filename, supplied_filename);
 550         if (strlen(filename)==0) {
 551                 newprompt("Filename: ", filename, 250);
 552                 }
 553
 554         printf("Enter the name of the directory to save '%s'\n",
 555                 filename);
 556         printf("to, or press return for the current directory.\n");
 557         newprompt("Directory: ",dbuf,256);
 558         if (strlen(dbuf)==0) strcpy(dbuf,".");
 559         strcat(dbuf,"/");
 560         strcat(dbuf,filename);
 561
 562         savefp = fopen(dbuf,"w");
 563         if (savefp == NULL) {
 564                 printf("Cannot open '%s': %s\n",dbuf,strerror(errno));
 565                 /* close the download file at the server */
 566                 serv_puts("CLOS");
 567                 serv_gets(buf);
 568                 if (buf[0]!='2') {
 569                         printf("%s\n",&buf[4]);
 570                         }
 571                 return;
 572                 }
 573         progress(0,total_bytes);
 574         while ( (transmitted_bytes < total_bytes) && (broken == 0) ) {
 575                 bb = total_bytes - transmitted_bytes;
 576                 aa = ((bb < 4096) ? bb : 4096);
 577                 sprintf(buf,"READ %ld|%ld",transmitted_bytes,aa);
 578                 serv_puts(buf);
 579                 serv_gets(buf);
 580                 if (buf[0]!='6') {
 581                         printf("%s\n",&buf[4]);
 582                         return;
 583                         }
 584                 packet = extract_int(&buf[4],0);
 585                 serv_read(dbuf,packet);
 586                 if (fwrite(dbuf,packet,1,savefp) < 1) broken = 1;
 587                 transmitted_bytes = transmitted_bytes + (long)packet;
 588                 progress(transmitted_bytes,total_bytes);
 589                 }
 590         fclose(savefp);
 591         /* close the download file at the server */
 592         serv_puts("CLOS");
 593         serv_gets(buf);
 594         if (buf[0]!='2') {
 595                 printf("%s\n",&buf[4]);
 596                 }
 597         return;
 598         }
 599
 600
 601 /*
 602  * download()  -  download a file or files.  The argument passed to this
 603  *                function determines which protocol to use.
 604  *  proto - 0 = paginate, 1 = xmodem, 2 = raw, 3 = ymodem, 4 = zmodem, 5 = save
 605  */
 606 void download(int proto)
 607 {
 608         char buf[256];
 609         char filename[256];
 610         char tempname[256];
 611         char transmit_cmd[256];
 612         long total_bytes = 0L;
 613         char dbuf[4096];
 614         long transmitted_bytes = 0L;
 615         long aa,bb;
 616         int packet;
 617         FILE *tpipe = NULL;
 618         int broken = 0;
 619
 620         if ((room_flags & QR_DOWNLOAD) == 0) {
 621                 printf("*** You cannot download from this room.\n");
 622                 return;
 623                 }
 624
 625         newprompt("Enter filename: ",filename,255);
 626
 627         snprintf(buf,sizeof buf,"OPEN %s",filename);
 628         serv_puts(buf);
 629         serv_gets(buf);
 630         if (buf[0]!='2') {
 631                 printf("%s\n",&buf[4]);
 632                 return;
 633                 }
 634         total_bytes = extract_long(&buf[4],0);
 635
 636         /* Save to local disk, for folks with their own copy of the client */
 637         if (proto == 5) {
 638                 download_to_local_disk(filename, total_bytes);
 639                 return;
 640                 }
 641
 642         /* Meta-download for public clients */
 643         printf("Fetching file from Citadel server...\n");
 644         mkdir(tempdir, 0700);
 645         snprintf(tempname, sizeof tempname, "%s/%s", tempdir, filename);
 646         tpipe = fopen(tempname, "wb");
 647         while ( (transmitted_bytes < total_bytes) && (broken == 0) ) {
 648                 progress(transmitted_bytes, total_bytes);
 649                 bb = total_bytes - transmitted_bytes;
 650                 aa = ((bb < 4096) ? bb : 4096);
 651                 sprintf(buf,"READ %ld|%ld",transmitted_bytes,aa);
 652                 serv_puts(buf);
 653                 serv_gets(buf);
 654                 if (buf[0]!='6') {
 655                         printf("%s\n",&buf[4]);
 656                 }
 657                 packet = extract_int(&buf[4],0);
 658                 serv_read(dbuf,packet);
 659                 if (fwrite(dbuf,packet,1,tpipe) < 1) broken = 1;
 660                 transmitted_bytes = transmitted_bytes + (long)packet;
 661         }
 662         fclose(tpipe);
 663         progress(transmitted_bytes, total_bytes);
 664
 665         /* close the download file at the server */
 666         serv_puts("CLOS");
 667         serv_gets(buf);
 668         if (buf[0]!='2') {
 669                 printf("%s\n",&buf[4]);
 670         }
 671
 672         if (proto==0)           sprintf(transmit_cmd, "SHELL=/dev/null; export SHELL; TERM=dumb; export TERM; exec more -d <%s",tempname);
 673         else if (proto==1)      sprintf(transmit_cmd, "exec sx %s", tempname);
 674         else if (proto==3)      sprintf(transmit_cmd, "exec sb %s", tempname);
 675         else if (proto==4)      sprintf(transmit_cmd, "exec sz %s", tempname);
 676         else                    sprintf(transmit_cmd, "exec cat %s", tempname);
 677
 678         sttybbs(SB_RESTORE);
 679         system(transmit_cmd);
 680         sttybbs(SB_NO_INTR);
 681
 682         /* clean up the temporary directory */
 683         nukedir(tempdir);
 684         putc(7,stdout);
 685 }
 686
 687
 688 /*
 689  * read directory of this room
 690  */
 691 void roomdir(void) {
 692         char flnm[256];
 693         char flsz[32];
 694         char comment[256];
 695         char buf[256];
 696
 697         serv_puts("RDIR");
 698         serv_gets(buf);
 699         if (buf[0]!='1') {
 700                 pprintf("%s\n",&buf[4]);
 701                 return;
 702                 }
 703
 704         extract(comment,&buf[4],0);
 705         extract(flnm,&buf[4],1);
 706         pprintf("\nDirectory of %s on %s\n",flnm,comment);
 707         pprintf("-----------------------\n");
 708         while (serv_gets(buf), strcmp(buf,"000")) {
 709                 extract(flnm,buf,0);
 710                 extract(flsz,buf,1);
 711                 extract(comment,buf,2);
 712                 if (strlen(flnm)<=14)
 713                         pprintf("%-14s %8s %s\n",flnm,flsz,comment);
 714                 else
 715                         pprintf("%s\n%14s %8s %s\n",flnm,"",flsz,comment);
 716                 }
 717         }
 718
 719
 720 /*
 721  * add a user to a private room
 722  */
 723 void invite(void) {
 724         char aaa[31],bbb[256];
 725
 726         if ((room_flags & QR_PRIVATE)==0) {
 727                 printf("This is not a private room.\n");
 728                 return;
 729                 }
 730
 731         newprompt("Name of user? ",aaa,30);
 732         if (aaa[0]==0) return;
 733
 734         snprintf(bbb,sizeof bbb,"INVT %s",aaa);
 735         serv_puts(bbb);
 736         serv_gets(bbb);
 737         printf("%s\n",&bbb[4]);
 738         }
 739
 740
 741 /*
 742  * kick a user out of a room
 743  */
 744 void kickout(void) {
 745         char aaa[31],bbb[256];
 746
 747         newprompt("Name of user? ",aaa,30);
 748         if (aaa[0]==0) return;
 749
 750         snprintf(bbb,sizeof bbb,"KICK %s",aaa);
 751         serv_puts(bbb);
 752         serv_gets(bbb);
 753         printf("%s\n",&bbb[4]);
 754         }
 755
 756
 757 /*
 758  * aide command: kill the current room
 759  */
 760 void killroom(void) {
 761         char aaa[100];
 762
 763         serv_puts("KILL 0");
 764         serv_gets(aaa);
 765         if (aaa[0]!='2') {
 766                 printf("%s\n",&aaa[4]);
 767                 return;
 768                 }
 769
 770         printf("Are you sure you want to kill this room? ");
 771         if (yesno()==0) return;
 772
 773         serv_puts("KILL 1");
 774         serv_gets(aaa);
 775         printf("%s\n",&aaa[4]);
 776         if (aaa[0]!='2') return;
 777         dotgoto("_BASEROOM_",0);
 778         }
 779
 780 void forget(void) {     /* forget the current room */
 781         char cmd[256];
 782
 783         printf("Are you sure you want to forget this room? ");
 784         if (yesno()==0) return;
 785
 786         serv_puts("FORG");
 787         serv_gets(cmd);
 788         if (cmd[0]!='2') {
 789                 printf("%s\n",&cmd[4]);
 790                 return;
 791                 }
 792
 793         /* now return to the lobby */
 794         dotgoto("_BASEROOM_",0);
 795         }
 796
 797
 798 /*
 799  * create a new room
 800  */
 801 void entroom(void) {
 802         char cmd[256];
 803         char new_room_name[ROOMNAMELEN];
 804         int new_room_type;
 805         char new_room_pass[10];
 806         int new_room_floor;
 807         int a,b;
 808
 809         serv_puts("CRE8 0");
 810         serv_gets(cmd);
 811
 812         if (cmd[0]!='2') {
 813                 printf("%s\n",&cmd[4]);
 814                 return;
 815                 }
 816
 817         newprompt("Name for new room? ",new_room_name,ROOMNAMELEN-1);
 818         if (strlen(new_room_name)==0) return;
 819         for (a=0; a<strlen(new_room_name); ++a)
 820                 if (new_room_name[a] == '|') new_room_name[a]='_';
 821
 822         new_room_floor = select_floor((int)curr_floor);
 823
 824         IFNEXPERT formout("roomaccess");
 825         do {
 826                 printf( "<?>Help\n<1>Public room\n<2>Guess-name room\n"
 827                         "<3>Passworded room\n<4>Invitation-only room\n"
 828                         "<5>Personal room\n");
 829                 printf("Enter room type: ");
 830                 do {
 831                         b=inkey();
 832                         } while (((b<'1')||(b>'5')) && (b!='?'));
 833                 if (b=='?') {
 834                         printf("?\n");
 835                         formout("roomaccess");
 836                         }
 837                 } while ((b<'1')||(b>'5'));
 838         b=b-48;
 839         printf("%d\n",b);
 840         new_room_type = b - 1;
 841         if (new_room_type==2) {
 842                 newprompt("Enter a room password: ",new_room_pass,9);
 843                 for (a=0; a<strlen(new_room_pass); ++a)
 844                         if (new_room_pass[a] == '|') new_room_pass[a]='_';
 845                 }
 846         else strcpy(new_room_pass,"");
 847
 848         printf("\042%s\042, a",new_room_name);
 849         if (b==1) printf(" public room.");
 850         if (b==2) printf(" guess-name room.");
 851         if (b==3) printf(" passworded room, password: %s",new_room_pass);
 852         if (b==4) printf("n invitation-only room.");
 853         if (b==5) printf(" personal room.");
 854         printf("\nInstall it? (y/n) : ");
 855         a=yesno();
 856         if (a==0) return;
 857
 858         snprintf(cmd, sizeof cmd, "CRE8 1|%s|%d|%s|%d", new_room_name,
 859                 new_room_type, new_room_pass, new_room_floor);
 860         serv_puts(cmd);
 861         serv_gets(cmd);
 862         if (cmd[0]!='2') {
 863                 printf("%s\n",&cmd[4]);
 864                 return;
 865                 }
 866
 867         /* command succeeded... now GO to the new room! */
 868         dotgoto(new_room_name,0);
 869         }
 870
 871
 872
 873 void readinfo(void) {   /* read info file for current room */
 874         char cmd[256];
 875
 876         sprintf(cmd,"RINF");
 877         serv_puts(cmd);
 878         serv_gets(cmd);
 879
 880         if (cmd[0]!='1') return;
 881
 882         fmout(screenwidth,NULL,
 883                 ((userflags & US_PAGINATOR) ? 1 : 0),
 884                 screenheight,0,1);
 885         }
 886
 887
 888 /*
 889  * <W>ho knows room...
 890  */
 891 void whoknows(void) {
 892         char buf[256];
 893         serv_puts("WHOK");
 894         serv_gets(buf);
 895         if (buf[0]!='1') {
 896                 pprintf("%s\n",&buf[5]);
 897                 return;
 898                 }
 899         sigcaught = 0;
 900         sttybbs(SB_YES_INTR);
 901         while (serv_gets(buf), strncmp(buf,"000",3)) {
 902                 if (sigcaught==0) pprintf("%s\n",buf);
 903                 }
 904         sttybbs(SB_NO_INTR);
 905         }
 906
 907
 908 void do_edit(char *desc, char *read_cmd, char *check_cmd, char *write_cmd)
 909 {
 910         FILE *fp;
 911         char cmd[256];
 912         int b,cksum,editor_exit;
 913
 914
 915         if (strlen(editor_path)==0) {
 916                 printf("Do you wish to re-enter %s? ",desc);
 917                 if (yesno()==0) return;
 918                 }
 919
 920         fp = fopen(temp,"w");
 921         fclose(fp);
 922
 923         serv_puts(check_cmd);
 924         serv_gets(cmd);
 925         if (cmd[0]!='2') {
 926                 printf("%s\n",&cmd[4]);
 927                 return;
 928                 }
 929
 930         if (strlen(editor_path)>0) {
 931                 serv_puts(read_cmd);
 932                 serv_gets(cmd);
 933                 if (cmd[0]=='1') {
 934                         fp = fopen(temp,"w");
 935                         while (serv_gets(cmd), strcmp(cmd,"000")) {
 936                                 fprintf(fp,"%s\n",cmd);
 937                                 }
 938                         fclose(fp);
 939                         }
 940                 }
 941
 942         cksum = file_checksum(temp);
 943
 944         if (strlen(editor_path)>0) {
 945                 editor_pid=fork();
 946                 if (editor_pid==0) {
 947                         chmod(temp,0600);
 948                         sttybbs(SB_RESTORE);
 949                         execlp(editor_path,editor_path,temp,NULL);
 950                         exit(1);
 951                         }
 952                 if (editor_pid>0) do {
 953                         editor_exit = 0;
 954                         b=wait(&editor_exit);
 955                         } while((b!=editor_pid)&&(b>=0));
 956                 editor_pid = (-1);
 957                 printf("Executed %s\n", editor_path);
 958                 sttybbs(0);
 959                 }
 960         else {
 961                 printf("Entering %s.  ",desc);
 962                 printf("Press return twice when finished.\n");
 963                 fp=fopen(temp,"r+");
 964                 citedit(fp);
 965                 fclose(fp);
 966                 }
 967
 968         if (file_checksum(temp) == cksum) {
 969                 printf("*** Aborted.\n");
 970                 }
 971
 972         else {
 973                 serv_puts(write_cmd);
 974                 serv_gets(cmd);
 975                 if (cmd[0]!='4') {
 976                         printf("%s\n",&cmd[4]);
 977                         return;
 978                         }
 979
 980                 fp=fopen(temp,"r");
 981                 while (fgets(cmd,255,fp)!=NULL) {
 982                         cmd[strlen(cmd)-1] = 0;
 983                         serv_puts(cmd);
 984                         }
 985                 fclose(fp);
 986                 serv_puts("000");
 987                 }
 988
 989         unlink(temp);
 990         }
 991
 992
 993 void enterinfo(void) {          /* edit info file for current room */
 994         do_edit("the Info file for this room","RINF","EINF 0","EINF 1");
 995         }
 996
 997 void enter_bio(void) {
 998         char cmd[256];
 999         snprintf(cmd,sizeof cmd,"RBIO %s",fullname);
1000         do_edit("your Bio",cmd,"NOOP","EBIO");
1001         }
1002
1003 /*
1004  * create a new floor
1005  */
1006 void create_floor(void) {
1007         char buf[256];
1008         char newfloorname[256];
1009
1010         serv_puts("CFLR xx|0");
1011         serv_gets(buf);
1012         if (buf[0]!='2') {
1013                 printf("%s\n",&buf[4]);
1014                 return;
1015                 }
1016
1017         newprompt("Name for new floor: ",newfloorname,255);
1018         snprintf(buf,sizeof buf,"CFLR %s|1",newfloorname);
1019         serv_puts(buf);
1020         serv_gets(buf);
1021         if (buf[0]=='2') {
1022                 printf("Floor has been created.\n");
1023                 }
1024         else {
1025                 printf("%s\n",&buf[4]);
1026                 }
1027         }
1028
1029 /*
1030  * edit the current floor
1031  */
1032 void edit_floor(void) {
1033         char buf[256];
1034         int expire_mode = 0;
1035         int expire_value = 0;
1036
1037         if (floorlist[(int)curr_floor][0]==0) load_floorlist();
1038
1039         /* Fetch the expire policy (this will silently fail on old servers,
1040          * resulting in "default" policy)
1041          */
1042         serv_puts("GPEX floor");
1043         serv_gets(buf);
1044         if (buf[0]=='2') {
1045                 expire_mode = extract_int(&buf[4], 0);
1046                 expire_value = extract_int(&buf[4], 1);
1047                 }
1048
1049         /* Interact with the user */
1050         strprompt("Floor name",&floorlist[(int)curr_floor][0],255);
1051
1052         /* Angels and demons dancing in my head... */
1053         do {
1054                 sprintf(buf, "%d", expire_mode);
1055                 strprompt("Floor default essage expire policy (? for list)",
1056                         buf, 1);
1057                 if (buf[0] == '?') {
1058                         printf("\n");
1059                         printf("0. Use the system default\n");
1060                         printf("1. Never automatically expire messages\n");
1061                         printf("2. Expire by message count\n");
1062                         printf("3. Expire by message age\n");
1063                         }
1064                 } while((buf[0]<48)||(buf[0]>51));
1065         expire_mode = buf[0] - 48;
1066
1067         /* ...lunatics and monsters underneath my bed */
1068         if (expire_mode == 2) {
1069                 sprintf(buf, "%d", expire_value);
1070                 strprompt("Keep how many messages online?", buf, 10);
1071                 expire_value = atol(buf);
1072                 }
1073
1074         if (expire_mode == 3) {
1075                 sprintf(buf, "%d", expire_value);
1076                 strprompt("Keep messages for how many days?", buf, 10);
1077                 expire_value = atol(buf);
1078                 }
1079
1080         /* Save it */
1081         snprintf(buf, sizeof buf, "SPEX floor|%d|%d",
1082                 expire_mode, expire_value);
1083         serv_puts(buf);
1084         serv_gets(buf);
1085
1086         snprintf(buf,sizeof buf,"EFLR %d|%s",curr_floor,
1087                  &floorlist[(int)curr_floor][0]);
1088         serv_puts(buf);
1089         serv_gets(buf);
1090         printf("%s\n",&buf[4]);
1091         load_floorlist();
1092         }
1093
1094
1095
1096
1097 /*
1098  * kill the current floor
1099  */
1100 void kill_floor(void) {
1101         int floornum_to_delete,a;
1102         char buf[256];
1103
1104         if (floorlist[(int)curr_floor][0]==0) load_floorlist();
1105         do {
1106                 floornum_to_delete = (-1);
1107                 printf("(Press return to abort)\n");
1108                 newprompt("Delete which floor? ",buf,255);
1109                 if (strlen(buf)==0) return;
1110                 for (a=0; a<128; ++a)
1111                         if (!strcasecmp(&floorlist[a][0],buf))
1112                                 floornum_to_delete = a;
1113                 if (floornum_to_delete < 0) {
1114                         printf("No such floor.  Select one of:\n");
1115                         for (a=0; a<128; ++a)
1116                                 if (floorlist[a][0]!=0)
1117                                         printf("%s\n",&floorlist[a][0]);
1118                         }
1119                 } while (floornum_to_delete < 0);
1120         sprintf(buf,"KFLR %d|1",floornum_to_delete);
1121         serv_puts(buf);
1122         serv_gets(buf);
1123         printf("%s\n",&buf[4]);
1124         }