webcit/serv_func.c

   1 /*
   2  * $Id$
   3  */
   4
   5 #include "webcit.h"
   6 #include "webserver.h"
   7
   8 int is_uds = 0;
   9 char serv_sock_name[PATH_MAX] = "";
  10
  11 HashList *EmbeddableMimes = NULL;
  12 StrBuf *EmbeddableMimeStrs = NULL;
  13
  14
  15 void SetInlinMimeRenderers(void)
  16 {
  17         StrBuf *Buf;
  18
  19         Buf = NewStrBuf();
  20
  21         /* Tell the server what kind of richtext we prefer */
  22         serv_putbuf(EmbeddableMimeStrs);
  23         StrBuf_ServGetln(Buf);
  24
  25         FreeStrBuf(&Buf);
  26 }
  27
  28
  29 void DeleteServInfo(ServInfo **FreeMe)
  30 {
  31         if (*FreeMe == NULL)
  32                 return;
  33         FreeStrBuf(&(*FreeMe)->serv_nodename);
  34         FreeStrBuf(&(*FreeMe)->serv_humannode);
  35         FreeStrBuf(&(*FreeMe)->serv_fqdn);
  36         FreeStrBuf(&(*FreeMe)->serv_software);
  37         FreeStrBuf(&(*FreeMe)->serv_bbs_city);
  38         FreeStrBuf(&(*FreeMe)->serv_sysadm);
  39         FreeStrBuf(&(*FreeMe)->serv_moreprompt);
  40         FreeStrBuf(&(*FreeMe)->serv_default_cal_zone);
  41         FreeStrBuf(&(*FreeMe)->serv_svn_revision);
  42         free(*FreeMe);
  43         *FreeMe = NULL;
  44 }
  45
  46 /*
  47  * get info about the server we've connected to
  48  *
  49  * browser_host         the citadel we want to connect to
  50  * user_agent           which browser uses our client?
  51  */
  52 ServInfo *get_serv_info(StrBuf *browser_host, StrBuf *user_agent)
  53 {
  54         ServInfo *info;
  55         StrBuf *Buf;
  56         int a;
  57
  58         Buf = NewStrBuf();
  59
  60         /* Tell the server what kind of client is connecting */
  61         serv_printf("IDEN %d|%d|%d|%s|%s",
  62                     DEVELOPER_ID,
  63                     CLIENT_ID,
  64                     CLIENT_VERSION,
  65                     ChrPtr(user_agent),
  66                     ChrPtr(browser_host)
  67         );
  68         StrBuf_ServGetln(Buf);
  69         if (GetServerStatus(Buf, NULL) != 2) {
  70                 lprintf(0, "get_serv_info(IDEN): unexpected answer [%s]\n",
  71                         ChrPtr(Buf));
  72                 FreeStrBuf(&Buf);
  73                 return NULL;
  74         }
  75
  76         /*
  77          * Tell the server that when we save a calendar event, we
  78          * want invitations to be generated by the Citadel server
  79          * instead of by the client.
  80          */
  81         serv_puts("ICAL sgi|1");
  82         StrBuf_ServGetln(Buf);
  83         if (GetServerStatus(Buf, NULL) != 2) {
  84                 lprintf(0, "get_serv_info(ICAL sgi|1): unexpected answer [%s]\n",
  85                         ChrPtr(Buf));
  86                 FreeStrBuf(&Buf);
  87                 return NULL;
  88         }
  89
  90         /* Now ask the server to tell us a little bit about itself... */
  91         serv_puts("INFO");
  92         StrBuf_ServGetln(Buf);
  93         if (GetServerStatus(Buf, NULL) != 1) {
  94                 lprintf(0, "get_serv_info(INFO sgi|1): unexpected answer [%s]\n",
  95                         ChrPtr(Buf));
  96                 FreeStrBuf(&Buf);
  97                 return NULL;
  98         }
  99
 100         info = (ServInfo*)malloc(sizeof(ServInfo));
 101         memset(info, 0, sizeof(ServInfo));
 102         a = 0;
 103         while (StrBuf_ServGetln(Buf), (strcmp(ChrPtr(Buf), "000")!= 0)) {
 104                 switch (a) {
 105                 case 0:
 106                         info->serv_pid = StrToi(Buf);
 107                         WC->ctdl_pid = info->serv_pid;
 108                         break;
 109                 case 1:
 110                         info->serv_nodename = NewStrBufDup(Buf);
 111                         break;
 112                 case 2:
 113                         info->serv_humannode = NewStrBufDup(Buf);
 114                         break;
 115                 case 3:
 116                         info->serv_fqdn = NewStrBufDup(Buf);
 117                         break;
 118                 case 4:
 119                         info->serv_software = NewStrBufDup(Buf);
 120                         break;
 121                 case 5:
 122                         info->serv_rev_level = StrToi(Buf);
 123                         break;
 124                 case 6:
 125                         info->serv_bbs_city = NewStrBufDup(Buf);
 126                         break;
 127                 case 7:
 128                         info->serv_sysadm = NewStrBufDup(Buf);
 129                         break;
 130                 case 9:
 131                         info->serv_moreprompt = NewStrBufDup(Buf);
 132                         break;
 133                 case 14:
 134                         info->serv_supports_ldap = StrToi(Buf);
 135                         break;
 136                 case 15:
 137                         info->serv_newuser_disabled = StrToi(Buf);
 138                         break;
 139                 case 16:
 140                         info->serv_default_cal_zone = NewStrBufDup(Buf);
 141                         break;
 142                 case 20:
 143                         info->serv_supports_sieve = StrToi(Buf);
 144                         break;
 145                 case 21:
 146                         info->serv_fulltext_enabled = StrToi(Buf);
 147                         break;
 148                 case 22:
 149                         info->serv_svn_revision = NewStrBufDup(Buf);
 150                         break;
 151                 case 23:
 152                         info->serv_supports_openid = StrToi(Buf);
 153                         break;
 154                 }
 155                 ++a;
 156         }
 157         FreeStrBuf(&Buf);
 158         return info;
 159 }
 160
 161 int GetConnected (void)
 162 {
 163         StrBuf *Buf;
 164         wcsession *WCC = WC;
 165
 166         if (WCC->ReadBuf == NULL)
 167                 WCC->ReadBuf = NewStrBufPlain(NULL, SIZ * 4);
 168         if (is_uds) /* unix domain socket */
 169                 WCC->serv_sock = uds_connectsock(serv_sock_name);
 170         else        /* tcp socket */
 171                 WCC->serv_sock = tcp_connectsock(ctdlhost, ctdlport);
 172
 173         if (WCC->serv_sock < 0) {
 174                 do_logout();
 175                 FreeStrBuf(&WCC->ReadBuf);
 176                 return 1;
 177         }
 178         else {
 179                 long Status;
 180                 int short_status;
 181                 Buf = NewStrBuf();
 182                 WCC->connected = 1;
 183                 StrBuf_ServGetln(Buf);  /* get the server greeting */
 184                 short_status = GetServerStatus(Buf, &Status);
 185                 FreeStrBuf(&Buf);
 186
 187                 /* Server isn't ready for us? */
 188                 if (short_status != 2) {
 189                         if (Status == 571) {
 190                                 wc_printf(_("This server is already serving its maximum number of users and cannot accept any additional logins at this time.  Please try again later or contact your system administrator."));
 191                         }
 192                         else {
 193                                 wc_printf("%ld %s\n",
 194                                         Status,
 195                                         _("Received unexpected answer from Citadel server; bailing out.")
 196                                 );
 197                         }
 198                         end_burst();
 199                         end_webcit_session();
 200                         return 1;
 201                 }
 202
 203                 /*
 204                  * From what host is our user connecting?  Go with
 205                  * the host at the other end of the HTTP socket,
 206                  * unless we are following X-Forwarded-For: headers
 207                  * and such a header has already turned up something.
 208                  */
 209                 if ( (!follow_xff) || (StrLength(WCC->Hdr->HR.browser_host) == 0) ) {
 210                         if (WCC->Hdr->HR.browser_host == NULL) {
 211                                 WCC->Hdr->HR.browser_host = NewStrBuf();
 212                                 Put(WCC->Hdr->HTTPHeaders, HKEY("FreeMeWithTheOtherHeaders"),
 213                                     WCC->Hdr->HR.browser_host, HFreeStrBuf);
 214                         }
 215                         locate_host(WCC->Hdr->HR.browser_host, WCC->Hdr->http_sock);
 216                 }
 217                 if (WCC->serv_info == NULL)
 218                         WCC->serv_info = get_serv_info(WCC->Hdr->HR.browser_host, WCC->Hdr->HR.user_agent);
 219                 if (WCC->serv_info == NULL){
 220                         begin_burst();
 221                         wc_printf(_("Received unexpected answer from Citadel server; bailing out."));
 222                         hprintf("HTTP/1.1 200 OK\r\n");
 223                         hprintf("Content-type: text/plain; charset=utf-8\r\n");
 224                         end_burst();
 225                         end_webcit_session();
 226                         return 1;
 227                 }
 228                 if (WCC->serv_info->serv_rev_level < MINIMUM_CIT_VERSION) {
 229                         begin_burst();
 230                         wc_printf(_("You are connected to a Citadel "
 231                                   "server running Citadel %d.%02d. \n"
 232                                   "In order to run this version of WebCit "
 233                                   "you must also have Citadel %d.%02d or"
 234                                   " newer.\n\n\n"),
 235                                 WCC->serv_info->serv_rev_level / 100,
 236                                 WCC->serv_info->serv_rev_level % 100,
 237                                 MINIMUM_CIT_VERSION / 100,
 238                                 MINIMUM_CIT_VERSION % 100
 239                                 );
 240                         hprintf("HTTP/1.1 200 OK\r\n");
 241                         hprintf("Content-type: text/plain; charset=utf-8\r\n");
 242                         end_burst();
 243                         end_webcit_session();
 244                         return 1;
 245                 }
 246                 SetInlinMimeRenderers();
 247         }
 248         return 0;
 249 }
 250
 251 /*
 252  *  Read Citadel variformat text and spit it out as HTML.
 253  *  align html align string
 254  */
 255 inline void fmout(char *align)
 256 {
 257         _fmout(WC->WBuf, align);
 258 }
 259
 260 void _fmout(StrBuf *Target, char *align)
 261 {
 262         int intext = 0;
 263         int bq = 0;
 264         char buf[SIZ];
 265
 266         StrBufAppendPrintf(Target, "<div align=%s>\n", align);
 267         while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 268
 269                 if ((intext == 1) && (isspace(buf[0]))) {
 270                         wc_printf("<br />");
 271                 }
 272                 intext = 1;
 273
 274                 /*
 275                  * Quoted text should be displayed in italics and in a
 276                  * different colour.  This code understands Citadel-style
 277                  * " >" quotes and will convert to <BLOCKQUOTE> tags.
 278                  */
 279                 if ((bq == 0) && (!strncmp(buf, " >", 2))) {
 280                         StrBufAppendBufPlain(Target, HKEY("<BLOCKQUOTE>"), 0);
 281                         bq = 1;
 282                 } else if ((bq == 1) && (strncmp(buf, " >", 2))) {
 283                         StrBufAppendBufPlain(Target, HKEY("</BLOCKQUOTE>"), 0);
 284                         bq = 0;
 285                 }
 286                 if ((bq == 1) && (!strncmp(buf, " >", 2))) {
 287                         strcpy(buf, &buf[2]);
 288                 }
 289                 /* Activate embedded URL's */
 290                 url(buf, sizeof(buf));
 291
 292                 escputs(buf);
 293                 StrBufAppendBufPlain(Target, HKEY("\n"), 0);
 294         }
 295         if (bq == 1) {
 296                 wc_printf("</I>");
 297         }
 298         wc_printf("</div><br />\n");
 299 }
 300
 301 void FmOut(StrBuf *Target, char *align, StrBuf *Source)
 302 {
 303         const char *ptr, *pte;
 304         const char *BufPtr = NULL;
 305         StrBuf *Line = NewStrBufPlain(NULL, SIZ);
 306         StrBuf *Line1 = NewStrBufPlain(NULL, SIZ);
 307         StrBuf *Line2 = NewStrBufPlain(NULL, SIZ);
 308         int bn = 0;
 309         int bq = 0;
 310         int i;
 311         long len;
 312         int intext = 0;
 313
 314         StrBufAppendPrintf(Target, "<div class=\"fmout-%s\">\n", align);
 315
 316         if (StrLength(Source) > 0)
 317                 do
 318                 {
 319                         StrBufSipLine(Line, Source, &BufPtr);
 320                         bq = 0;
 321                         i = 0;
 322                         ptr = ChrPtr(Line);
 323                         len = StrLength(Line);
 324                         pte = ptr + len;
 325
 326                         if ((intext == 1) && (isspace(*ptr))) {
 327                                 StrBufAppendBufPlain(Target, HKEY("<br>"), 0);
 328                         }
 329                         intext = 1;
 330                         if (isspace(*ptr)) while ((ptr < pte) &&
 331                                                   ((*ptr == '>') ||
 332                                                    isspace(*ptr)))
 333                                            {
 334                                                    if (*ptr == '>')
 335                                                            bq++;
 336                                                    ptr ++;
 337                                                    i++;
 338                                            }
 339
 340                         /*
 341                          * Quoted text should be displayed in italics and in a
 342                          * different colour.  This code understands Citadel-style
 343                          * " >" quotes and will convert to <BLOCKQUOTE> tags.
 344                          */
 345                         if (i > 0) StrBufCutLeft(Line, i);
 346
 347
 348                         for (i = bn; i < bq; i++)
 349                                 StrBufAppendBufPlain(Target, HKEY("<blockquote>"), 0);
 350                         for (i = bq; i < bn; i++)
 351                                 StrBufAppendBufPlain(Target, HKEY("</blockquote>"), 0);
 352                         bn = bq;
 353
 354                         if (StrLength(Line) == 0)
 355                                 continue;
 356
 357                         /* Activate embedded URL's */
 358                         UrlizeText(Line1, Line, Line2);
 359
 360                         StrEscAppend(Target, Line1, NULL, 0, 0);
 361
 362                         StrBufAppendBufPlain(Target, HKEY("\n"), 0);
 363                 }
 364                 while ((BufPtr != StrBufNOTNULL) &&
 365                        (BufPtr != NULL));
 366
 367         for (i = 0; i < bn; i++) {
 368                 StrBufAppendBufPlain(Target, HKEY("</blockquote>"), 0);
 369         }
 370         StrBufAppendBufPlain(Target, HKEY("</div><br>\n"), 0);
 371         FreeStrBuf(&Line);
 372         FreeStrBuf(&Line1);
 373         FreeStrBuf(&Line2);
 374 }
 375
 376
 377 /*
 378  * Read Citadel variformat text and spit it out as HTML in a form
 379  * suitable for embedding in another message (forward/quote).
 380  * (NO LINEBREAKS ALLOWED HERE!)
 381  */
 382 void pullquote_fmout(void) {
 383         int intext = 0;
 384         int bq = 0;
 385         char buf[SIZ];
 386
 387         while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 388
 389                 if ((intext == 1) && (isspace(buf[0]))) {
 390                         wc_printf("<br />");
 391                 }
 392                 intext = 1;
 393
 394                 /*
 395                  * Quoted text should be displayed in italics and in a
 396                  * different colour.  This code understands Citadel-style
 397                  * " >" quotes and will convert to <BLOCKQUOTE> tags.
 398                  */
 399                 if ((bq == 0) && (!strncmp(buf, " >", 2))) {
 400                         wc_printf("<BLOCKQUOTE>");
 401                         bq = 1;
 402                 } else if ((bq == 1) && (strncmp(buf, " >", 2))) {
 403                         wc_printf("</BLOCKQUOTE>");
 404                         bq = 0;
 405                 }
 406                 if ((bq == 1) && (!strncmp(buf, " >", 2))) {
 407                         strcpy(buf, &buf[2]);
 408                 }
 409
 410                 msgescputs(buf);
 411         }
 412         if (bq == 1) {
 413                 wc_printf("</I>");
 414         }
 415 }
 416
 417
 418
 419
 420 /*
 421  *  Transmit message text (in memory) to the server.
 422  */
 423 void text_to_server(char *ptr)
 424 {
 425         char buf[256];
 426         int ch, a, pos, len;
 427
 428         pos = 0;
 429         buf[0] = 0;
 430
 431         while (ptr[pos] != 0) {
 432                 ch = ptr[pos++];
 433                 if (ch == 10) {
 434                         len = strlen(buf);
 435                         while ( (isspace(buf[len - 1]))
 436                                 && (buf[0] !=  '\0')
 437                                 && (buf[1] !=  '\0') )
 438                                 buf[--len] = 0;
 439                         serv_puts(buf);
 440                         buf[0] = 0;
 441                         if (ptr[pos] != 0) strcat(buf, " ");
 442                 } else {
 443                         a = strlen(buf);
 444                         buf[a + 1] = 0;
 445                         buf[a] = ch;
 446                         if ((ch == 32) && (strlen(buf) > 200)) {
 447                                 buf[a] = 0;
 448                                 serv_puts(buf);
 449                                 buf[0] = 0;
 450                         }
 451                         if (strlen(buf) > 250) {
 452                                 serv_puts(buf);
 453                                 buf[0] = 0;
 454                         }
 455                 }
 456         }
 457         serv_puts(buf);
 458 }
 459
 460
 461 /*
 462  * Transmit message text (in memory) to the server, converting to Quoted-Printable encoding as we go.
 463  */
 464 void text_to_server_qp(char *ptr)
 465 {
 466         unsigned char ch, buf[256];
 467         int pos;
 468         int output_len = 0;
 469
 470         pos = 0;
 471         buf[0] = 0;
 472         output_len = 0;
 473
 474         while (ptr[pos] != 0) {
 475                 ch = (unsigned char)(ptr[pos++]);
 476
 477                 if (ch == 13) {
 478                         /* ignore carriage returns */
 479                 }
 480                 else if (ch == 10) {
 481                         /* hard line break */
 482                         if (output_len > 0) {
 483                                 if (isspace(buf[output_len-1])) {
 484                                         sprintf((char *)&buf[output_len-1], "=%02X", buf[output_len-1]);
 485                                         output_len += 2;
 486                                 }
 487                         }
 488                         buf[output_len++] = 0;
 489                         serv_puts((char *)buf);
 490                         output_len = 0;
 491                 }
 492                 else if (ch == 9) {
 493                         buf[output_len++] = ch;
 494                 }
 495                 else if ( (ch >= 32) && (ch <= 60) ) {
 496                         buf[output_len++] = ch;
 497                 }
 498                 else if ( (ch >= 62) && (ch <= 126) ) {
 499                         buf[output_len++] = ch;
 500                 }
 501                 else {
 502                         sprintf((char *)&buf[output_len], "=%02X", ch);
 503                         output_len += 3;
 504                 }
 505
 506                 if (output_len > 72) {
 507                         /* soft line break */
 508                         if (isspace(buf[output_len-1])) {
 509                                 sprintf((char *)&buf[output_len-1], "=%02X", buf[output_len-1]);
 510                                 output_len += 2;
 511                         }
 512                         buf[output_len++] = '=';
 513                         buf[output_len++] = 0;
 514                         serv_puts((char *)buf);
 515                         output_len = 0;
 516                 }
 517         }
 518
 519         /* end of data - transmit anything that's left */
 520         if (output_len > 0) {
 521                 if (isspace(buf[output_len-1])) {
 522                         sprintf((char *)&buf[output_len-1], "=%02X", buf[output_len-1]);
 523                         output_len += 2;
 524                 }
 525                 buf[output_len++] = 0;
 526                 serv_puts((char *)buf);
 527                 output_len = 0;
 528         }
 529 }
 530
 531
 532
 533
 534 /*
 535  * translate server message output to text (used for editing room info files and such)
 536  */
 537 void server_to_text()
 538 {
 539         char buf[SIZ];
 540
 541         int count = 0;
 542
 543         while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 544                 if ((buf[0] == 32) && (count > 0)) {
 545                         wc_printf("\n");
 546                 }
 547                 wc_printf("%s", buf);
 548                 ++count;
 549         }
 550 }
 551
 552
 553
 554
 555 /*
 556  * Read text from server, appending to a string buffer until the
 557  * usual 000 terminator is found.  Caller is responsible for freeing
 558  * the returned pointer.
 559  */
 560 int read_server_text(StrBuf *Buf, long *nLines)
 561 {
 562         wcsession *WCC = WC;
 563         long nRead;
 564         long nTotal = 0;
 565         long nlines;
 566
 567         nlines = 0;
 568         while ((WCC->serv_sock!=-1) &&
 569                (nRead = StrBuf_ServGetln(Buf), (nRead >= 0) ))
 570         {
 571                 if (strcmp(ChrPtr(Buf) + nTotal, "000") != 0) {
 572                         StrBufCutRight(Buf, nRead);
 573                         break;
 574                 }
 575                 nTotal += nRead;
 576                 nlines ++;
 577         }
 578
 579         *nLines = nlines;
 580         return nTotal;
 581 }
 582
 583
 584 int GetServerStatus(StrBuf *Line, long* FullState)
 585 {
 586         if (FullState != NULL)
 587                 *FullState = StrTol(Line);
 588         return ChrPtr(Line)[0] - 48;
 589 }
 590
 591
 592 void tmplput_serv_ip(StrBuf *Target, WCTemplputParams *TP)
 593 {
 594         StrBufAppendPrintf(Target, "%d", WC->ctdl_pid);
 595 }
 596
 597 void tmplput_serv_nodename(StrBuf *Target, WCTemplputParams *TP)
 598 {
 599         wcsession *WCC = WC;
 600         if (WCC->serv_info == NULL)
 601                 return;
 602         StrBufAppendTemplate(Target, TP, WCC->serv_info->serv_nodename, 0);
 603 }
 604
 605 void tmplput_serv_humannode(StrBuf *Target, WCTemplputParams *TP)
 606 {
 607         wcsession *WCC = WC;
 608         if (WCC->serv_info == NULL)
 609                 return;
 610         StrBufAppendTemplate(Target, TP, WCC->serv_info->serv_humannode, 0);
 611 }
 612
 613 void tmplput_serv_fqdn(StrBuf *Target, WCTemplputParams *TP)
 614 {
 615         wcsession *WCC = WC;
 616         if (WCC->serv_info == NULL)
 617                 return;
 618         StrBufAppendTemplate(Target, TP, WCC->serv_info->serv_fqdn, 0);
 619 }
 620
 621 void tmplput_serv_software(StrBuf *Target, WCTemplputParams *TP)
 622 {
 623         wcsession *WCC = WC;
 624         if (WCC->serv_info == NULL)
 625                 return;
 626         StrBufAppendTemplate(Target, TP, WCC->serv_info->serv_software, 0);
 627 }
 628
 629 void tmplput_serv_rev_level(StrBuf *Target, WCTemplputParams *TP)
 630 {
 631         wcsession *WCC = WC;
 632         if (WCC->serv_info == NULL)
 633                 return;
 634         StrBufAppendPrintf(Target, "%d.%02d",
 635                             WCC->serv_info->serv_rev_level / 100,
 636                             WCC->serv_info->serv_rev_level % 100);
 637 }
 638 int conditional_serv_newuser_disabled(StrBuf *Target, WCTemplputParams *TP)
 639 {
 640         wcsession *WCC = WC;
 641         if (WCC->serv_info == NULL)
 642                 return 0;
 643         return WCC->serv_info->serv_newuser_disabled != 0;
 644 }
 645
 646 int conditional_serv_supports_openid(StrBuf *Target, WCTemplputParams *TP)
 647 {
 648         wcsession *WCC = WC;
 649         if (WCC->serv_info == NULL)
 650                 return 0;
 651         return WCC->serv_info->serv_supports_openid != 0;
 652 }
 653
 654 int conditional_serv_fulltext_enabled(StrBuf *Target, WCTemplputParams *TP)
 655 {
 656         wcsession *WCC = WC;
 657         if (WCC->serv_info == NULL)
 658                 return 0;
 659         return WCC->serv_info->serv_fulltext_enabled != 0;
 660 }
 661
 662 void tmplput_serv_bbs_city(StrBuf *Target, WCTemplputParams *TP)
 663 {
 664         wcsession *WCC = WC;
 665         if (WCC->serv_info == NULL)
 666                 return;
 667         StrBufAppendTemplate(Target, TP, WC->serv_info->serv_bbs_city, 0);
 668 }
 669
 670 void tmplput_mesg(StrBuf *Target, WCTemplputParams *TP)
 671 {
 672         int n = 0;
 673         int Done = 0;
 674         StrBuf *Line;
 675         StrBuf *Buf;
 676
 677         Buf = NewStrBuf();
 678         Line = NewStrBuf();
 679         serv_printf("MESG %s", TP->Tokens->Params[0]->Start);
 680
 681         StrBuf_ServGetln(Line);
 682         if (GetServerStatus(Line, NULL) == 1) {
 683                 while (!Done &&  (StrBuf_ServGetln(Line)>=0)) {
 684                         if ( (StrLength(Line)==3) &&
 685                              !strcmp(ChrPtr(Line), "000"))
 686                                 Done = 1;
 687                         else
 688                         {
 689                                 if (n > 0)
 690                                         StrBufAppendBufPlain(Buf, "\n", 1, 0);
 691                                 StrBufAppendBuf(Buf, Line, 0);
 692                         }
 693                         n++;
 694                 }
 695
 696                 FlushStrBuf(Line);
 697                 FmOut(Line, "center", Buf);
 698                 StrBufAppendTemplate(Target, TP, Line, 1);
 699         }
 700         FreeStrBuf(&Buf);
 701         FreeStrBuf(&Line);
 702 }
 703
 704
 705 void RegisterEmbeddableMimeType(const char *MimeType, long MTLen, int Priority)
 706 {
 707         StrBuf *MT;
 708         MT = NewStrBufPlain(MimeType, MTLen);
 709         Put(EmbeddableMimes, IKEY(Priority), MT, HFreeStrBuf);
 710 }
 711
 712 void CreateMimeStr(void)
 713 {
 714         HashPos  *it;
 715         void *vMime;
 716         long len = 0;
 717         const char *Key;
 718
 719         it = GetNewHashPos(EmbeddableMimes, 0);
 720         while (GetNextHashPos(EmbeddableMimes, it, &len, &Key, &vMime) &&
 721                (vMime != NULL)) {
 722                 if (StrLength(EmbeddableMimeStrs) > 0)
 723                         StrBufAppendBufPlain(EmbeddableMimeStrs, HKEY("|"), 0);
 724                 else
 725                         StrBufAppendBufPlain(EmbeddableMimeStrs, HKEY("MSGP "), 0);
 726                 StrBufAppendBuf(EmbeddableMimeStrs, (StrBuf*) vMime, 0);
 727         }
 728         DeleteHashPos(&it);
 729 }
 730
 731 void
 732 ServerStartModule_SERV_FUNC
 733 (void)
 734 {
 735         EmbeddableMimes = NewHash(1, Flathash);
 736         EmbeddableMimeStrs = NewStrBuf();
 737 }
 738
 739
 740 void
 741 ServerShutdownModule_SERV_FUNC
 742 (void)
 743 {
 744         FreeStrBuf(&EmbeddableMimeStrs);
 745         DeleteHash(&EmbeddableMimes);
 746 }
 747
 748 void
 749 InitModule_SERVFUNC
 750 (void)
 751 {
 752         is_uds = strcasecmp(ctdlhost, "uds") == 0;
 753         if (is_uds)
 754                 snprintf(serv_sock_name, PATH_MAX, "%s/citadel.socket", ctdlport);
 755
 756         RegisterConditional(HKEY("COND:SERV:OPENID"), 2, conditional_serv_supports_openid, CTX_NONE);
 757         RegisterConditional(HKEY("COND:SERV:NEWU"), 2, conditional_serv_newuser_disabled, CTX_NONE);
 758         RegisterConditional(HKEY("COND:SERV:HAVEFULLTEXT"), 2, conditional_serv_fulltext_enabled, CTX_NONE);
 759         RegisterNamespace("SERV:PID", 0, 0, tmplput_serv_ip, NULL, CTX_NONE);
 760         RegisterNamespace("SERV:NODENAME", 0, 1, tmplput_serv_nodename, NULL, CTX_NONE);
 761         RegisterNamespace("SERV:HUMANNODE", 0, 1, tmplput_serv_humannode, NULL, CTX_NONE);
 762         RegisterNamespace("SERV:FQDN", 0, 1, tmplput_serv_fqdn, NULL, CTX_NONE);
 763         RegisterNamespace("SERV:SOFTWARE", 0, 1, tmplput_serv_software, NULL, CTX_NONE);
 764         RegisterNamespace("SERV:REV_LEVEL", 0, 0, tmplput_serv_rev_level, NULL, CTX_NONE);
 765         RegisterNamespace("SERV:BBS_CITY", 0, 1, tmplput_serv_bbs_city, NULL, CTX_NONE);
 766         RegisterNamespace("SERV:MESG", 1, 2, tmplput_mesg, NULL, CTX_NONE);
 767 }
 768
 769
 770
 771 void
 772 SessionDestroyModule_SERVFUNC
 773 (wcsession *sess)
 774 {
 775         DeleteServInfo(&sess->serv_info);
 776 }