webcit/serv_func.c

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