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                 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                                 hprintf("HTTP/1.1 503 Service Unavailable\r\n");
 191                                 hprintf("Content-type: text/plain; charset=utf-8\r\n");
 192                                 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."));
 193                         }
 194                         else {
 195                                 wc_printf("%ld %s\n",
 196                                         Status,
 197                                         _("Received unexpected answer from Citadel server; bailing out.")
 198                                 );
 199                                 hprintf("HTTP/1.1 502 Bad Gateway\r\n");
 200                                 hprintf("Content-type: text/plain; charset=utf-8\r\n");
 201                         }
 202                         end_burst();
 203                         end_webcit_session();
 204                         return 1;
 205                 }
 206
 207                 /*
 208                  * From what host is our user connecting?  Go with
 209                  * the host at the other end of the HTTP socket,
 210                  * unless we are following X-Forwarded-For: headers
 211                  * and such a header has already turned up something.
 212                  */
 213                 if ( (!follow_xff) || (StrLength(WCC->Hdr->HR.browser_host) == 0) ) {
 214                         if (WCC->Hdr->HR.browser_host == NULL) {
 215                                 WCC->Hdr->HR.browser_host = NewStrBuf();
 216                                 Put(WCC->Hdr->HTTPHeaders, HKEY("FreeMeWithTheOtherHeaders"),
 217                                     WCC->Hdr->HR.browser_host, HFreeStrBuf);
 218                         }
 219                         locate_host(WCC->Hdr->HR.browser_host, WCC->Hdr->http_sock);
 220                 }
 221                 if (WCC->serv_info == NULL) {
 222                         WCC->serv_info = get_serv_info(WCC->Hdr->HR.browser_host, WCC->Hdr->HR.user_agent);
 223                 }
 224                 if (WCC->serv_info == NULL){
 225                         begin_burst();
 226                         wc_printf(_("Received unexpected answer from Citadel server; bailing out."));
 227                         hprintf("HTTP/1.1 502 Bad Gateway\r\n");
 228                         hprintf("Content-type: text/plain; charset=utf-8\r\n");
 229                         end_burst();
 230                         end_webcit_session();
 231                         return 1;
 232                 }
 233                 if (WCC->serv_info->serv_rev_level < MINIMUM_CIT_VERSION) {
 234                         begin_burst();
 235                         wc_printf(_("You are connected to a Citadel "
 236                                   "server running Citadel %d.%02d. \n"
 237                                   "In order to run this version of WebCit "
 238                                   "you must also have Citadel %d.%02d or"
 239                                   " newer.\n\n\n"),
 240                                 WCC->serv_info->serv_rev_level / 100,
 241                                 WCC->serv_info->serv_rev_level % 100,
 242                                 MINIMUM_CIT_VERSION / 100,
 243                                 MINIMUM_CIT_VERSION % 100
 244                                 );
 245                         hprintf("HTTP/1.1 200 OK\r\n");
 246                         hprintf("Content-type: text/plain; charset=utf-8\r\n");
 247                         end_burst();
 248                         end_webcit_session();
 249                         return 1;
 250                 }
 251                 SetInlinMimeRenderers();
 252         }
 253         return 0;
 254 }
 255
 256 /*
 257  *  Read Citadel variformat text and spit it out as HTML.
 258  *  align html align string
 259  */
 260 inline void fmout(const char *align)
 261 {
 262         _fmout(WC->WBuf, align);
 263 }
 264
 265 void _fmout(StrBuf *Target, const char *align)
 266 {
 267         int intext = 0;
 268         int bq = 0;
 269         char buf[SIZ];
 270
 271         StrBufAppendPrintf(Target, "<div align=%s>\n", align);
 272         while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 273
 274                 if ((intext == 1) && (isspace(buf[0]))) {
 275                         wc_printf("<br>");
 276                 }
 277                 intext = 1;
 278
 279                 /*
 280                  * Quoted text should be displayed in italics and in a
 281                  * different colour.  This code understands Citadel-style
 282                  * " >" quotes and will convert to <BLOCKQUOTE> tags.
 283                  */
 284                 if ((bq == 0) && (!strncmp(buf, " >", 2))) {
 285                         StrBufAppendBufPlain(Target, HKEY("<BLOCKQUOTE>"), 0);
 286                         bq = 1;
 287                 } else if ((bq == 1) && (strncmp(buf, " >", 2))) {
 288                         StrBufAppendBufPlain(Target, HKEY("</BLOCKQUOTE>"), 0);
 289                         bq = 0;
 290                 }
 291                 if ((bq == 1) && (!strncmp(buf, " >", 2))) {
 292                         strcpy(buf, &buf[2]);
 293                 }
 294                 /* Activate embedded URL's */
 295                 url(buf, sizeof(buf));
 296
 297                 escputs(buf);
 298                 StrBufAppendBufPlain(Target, HKEY("\n"), 0);
 299         }
 300         if (bq == 1) {
 301                 wc_printf("</I>");
 302         }
 303         wc_printf("</div><br>\n");
 304 }
 305
 306 void FmOut(StrBuf *Target, const char *align, const StrBuf *Source)
 307 {
 308         const char *ptr, *pte;
 309         const char *BufPtr = NULL;
 310         StrBuf *Line = NewStrBufPlain(NULL, SIZ);
 311         StrBuf *Line1 = NewStrBufPlain(NULL, SIZ);
 312         StrBuf *Line2 = NewStrBufPlain(NULL, SIZ);
 313         int bn = 0;
 314         int bq = 0;
 315         int i;
 316         long len;
 317         int intext = 0;
 318
 319         StrBufAppendPrintf(Target, "<div class=\"fmout-%s\">\n", align);
 320
 321         if (StrLength(Source) > 0)
 322                 do
 323                 {
 324                         StrBufSipLine(Line, Source, &BufPtr);
 325                         bq = 0;
 326                         i = 0;
 327                         ptr = ChrPtr(Line);
 328                         len = StrLength(Line);
 329                         pte = ptr + len;
 330
 331                         if ((intext == 1) && (isspace(*ptr))) {
 332                                 StrBufAppendBufPlain(Target, HKEY("<br>"), 0);
 333                         }
 334                         intext = 1;
 335                         if (isspace(*ptr)) while ((ptr < pte) &&
 336                                                   ((*ptr == '>') ||
 337                                                    isspace(*ptr)))
 338                                            {
 339                                                    if (*ptr == '>')
 340                                                            bq++;
 341                                                    ptr ++;
 342                                                    i++;
 343                                            }
 344
 345                         /*
 346                          * Quoted text should be displayed in italics and in a
 347                          * different colour.  This code understands Citadel-style
 348                          * " >" quotes and will convert to <BLOCKQUOTE> tags.
 349                          */
 350                         if (i > 0) StrBufCutLeft(Line, i);
 351
 352
 353                         for (i = bn; i < bq; i++)
 354                                 StrBufAppendBufPlain(Target, HKEY("<blockquote>"), 0);
 355                         for (i = bq; i < bn; i++)
 356                                 StrBufAppendBufPlain(Target, HKEY("</blockquote>"), 0);
 357                         bn = bq;
 358
 359                         if (StrLength(Line) == 0)
 360                                 continue;
 361
 362                         /* Activate embedded URL's */
 363                         UrlizeText(Line1, Line, Line2);
 364
 365                         StrEscAppend(Target, Line1, NULL, 0, 0);
 366
 367                         StrBufAppendBufPlain(Target, HKEY("\n"), 0);
 368                 }
 369                 while ((BufPtr != StrBufNOTNULL) &&
 370                        (BufPtr != NULL));
 371
 372         for (i = 0; i < bn; i++) {
 373                 StrBufAppendBufPlain(Target, HKEY("</blockquote>"), 0);
 374         }
 375         StrBufAppendBufPlain(Target, HKEY("</div><br>\n"), 0);
 376         FreeStrBuf(&Line);
 377         FreeStrBuf(&Line1);
 378         FreeStrBuf(&Line2);
 379 }
 380
 381
 382
 383 /*
 384  *  Transmit message text (in memory) to the server.
 385  */
 386 void text_to_server(char *ptr)
 387 {
 388         char buf[256];
 389         int ch, a, pos, len;
 390
 391         pos = 0;
 392         buf[0] = 0;
 393
 394         while (ptr[pos] != 0) {
 395                 ch = ptr[pos++];
 396                 if (ch == 10) {
 397                         len = strlen(buf);
 398                         while ( (isspace(buf[len - 1]))
 399                                 && (buf[0] !=  '\0')
 400                                 && (buf[1] !=  '\0') )
 401                                 buf[--len] = 0;
 402                         serv_puts(buf);
 403                         buf[0] = 0;
 404                         if (ptr[pos] != 0) strcat(buf, " ");
 405                 } else {
 406                         a = strlen(buf);
 407                         buf[a + 1] = 0;
 408                         buf[a] = ch;
 409                         if ((ch == 32) && (strlen(buf) > 200)) {
 410                                 buf[a] = 0;
 411                                 serv_puts(buf);
 412                                 buf[0] = 0;
 413                         }
 414                         if (strlen(buf) > 250) {
 415                                 serv_puts(buf);
 416                                 buf[0] = 0;
 417                         }
 418                 }
 419         }
 420         serv_puts(buf);
 421 }
 422
 423
 424 /*
 425  * Transmit message text (in memory) to the server, converting to Quoted-Printable encoding as we go.
 426  */
 427 void text_to_server_qp(char *ptr)
 428 {
 429         unsigned char ch, buf[256];
 430         int pos;
 431         int output_len = 0;
 432
 433         pos = 0;
 434         buf[0] = 0;
 435         output_len = 0;
 436
 437         while (ptr[pos] != 0) {
 438                 ch = (unsigned char)(ptr[pos++]);
 439
 440                 if (ch == 13) {
 441                         /* ignore carriage returns */
 442                 }
 443                 else if (ch == 10) {
 444                         /* hard line break */
 445                         if (output_len > 0) {
 446                                 if (isspace(buf[output_len-1])) {
 447                                         sprintf((char *)&buf[output_len-1], "=%02X", buf[output_len-1]);
 448                                         output_len += 2;
 449                                 }
 450                         }
 451                         buf[output_len++] = 0;
 452                         serv_puts((char *)buf);
 453                         output_len = 0;
 454                 }
 455                 else if (ch == 9) {
 456                         buf[output_len++] = ch;
 457                 }
 458                 else if ( (ch >= 32) && (ch <= 60) ) {
 459                         buf[output_len++] = ch;
 460                 }
 461                 else if ( (ch >= 62) && (ch <= 126) ) {
 462                         buf[output_len++] = ch;
 463                 }
 464                 else {
 465                         sprintf((char *)&buf[output_len], "=%02X", ch);
 466                         output_len += 3;
 467                 }
 468
 469                 if (output_len > 72) {
 470                         /* soft line break */
 471                         if (isspace(buf[output_len-1])) {
 472                                 sprintf((char *)&buf[output_len-1], "=%02X", buf[output_len-1]);
 473                                 output_len += 2;
 474                         }
 475                         buf[output_len++] = '=';
 476                         buf[output_len++] = 0;
 477                         serv_puts((char *)buf);
 478                         output_len = 0;
 479                 }
 480         }
 481
 482         /* end of data - transmit anything that's left */
 483         if (output_len > 0) {
 484                 if (isspace(buf[output_len-1])) {
 485                         sprintf((char *)&buf[output_len-1], "=%02X", buf[output_len-1]);
 486                         output_len += 2;
 487                 }
 488                 buf[output_len++] = 0;
 489                 serv_puts((char *)buf);
 490                 output_len = 0;
 491         }
 492 }
 493
 494
 495
 496
 497 /*
 498  * translate server message output to text (used for editing room info files and such)
 499  */
 500 void server_to_text()
 501 {
 502         char buf[SIZ];
 503
 504         int count = 0;
 505
 506         while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 507                 if ((buf[0] == 32) && (count > 0)) {
 508                         wc_printf("\n");
 509                 }
 510                 wc_printf("%s", buf);
 511                 ++count;
 512         }
 513 }
 514
 515
 516
 517
 518 /*
 519  * Read text from server, appending to a string buffer until the
 520  * usual 000 terminator is found.  Caller is responsible for freeing
 521  * the returned pointer.
 522  */
 523 int read_server_text(StrBuf *Buf, long *nLines)
 524 {
 525         wcsession *WCC = WC;
 526         long nRead;
 527         long nTotal = 0;
 528         long nlines;
 529
 530         nlines = 0;
 531         while ((WCC->serv_sock!=-1) &&
 532                (nRead = StrBuf_ServGetln(Buf), (nRead >= 0) ))
 533         {
 534                 if (strcmp(ChrPtr(Buf) + nTotal, "000") != 0) {
 535                         StrBufCutRight(Buf, nRead);
 536                         break;
 537                 }
 538                 nTotal += nRead;
 539                 nlines ++;
 540         }
 541
 542         *nLines = nlines;
 543         return nTotal;
 544 }
 545
 546
 547 int GetServerStatus(StrBuf *Line, long* FullState)
 548 {
 549         if (FullState != NULL)
 550                 *FullState = StrTol(Line);
 551         return ChrPtr(Line)[0] - 48;
 552 }
 553
 554
 555 void tmplput_serv_ip(StrBuf *Target, WCTemplputParams *TP)
 556 {
 557         StrBufAppendPrintf(Target, "%d", WC->ctdl_pid);
 558 }
 559
 560 void tmplput_serv_admin(StrBuf *Target, WCTemplputParams *TP)
 561 {
 562         wcsession *WCC = WC;
 563         if (WCC->serv_info == NULL)
 564                 return;
 565         StrBufAppendTemplate(Target, TP, WCC->serv_info->serv_sysadm, 0);
 566 }
 567
 568 void tmplput_serv_nodename(StrBuf *Target, WCTemplputParams *TP)
 569 {
 570         wcsession *WCC = WC;
 571         if (WCC->serv_info == NULL)
 572                 return;
 573         StrBufAppendTemplate(Target, TP, WCC->serv_info->serv_nodename, 0);
 574 }
 575
 576 void tmplput_serv_humannode(StrBuf *Target, WCTemplputParams *TP)
 577 {
 578         wcsession *WCC = WC;
 579         if (WCC->serv_info == NULL)
 580                 return;
 581         StrBufAppendTemplate(Target, TP, WCC->serv_info->serv_humannode, 0);
 582 }
 583
 584 void tmplput_serv_fqdn(StrBuf *Target, WCTemplputParams *TP)
 585 {
 586         wcsession *WCC = WC;
 587         if (WCC->serv_info == NULL)
 588                 return;
 589         StrBufAppendTemplate(Target, TP, WCC->serv_info->serv_fqdn, 0);
 590 }
 591
 592 void tmplput_serv_software(StrBuf *Target, WCTemplputParams *TP)
 593 {
 594         wcsession *WCC = WC;
 595         if (WCC->serv_info == NULL)
 596                 return;
 597         StrBufAppendTemplate(Target, TP, WCC->serv_info->serv_software, 0);
 598 }
 599
 600 void tmplput_serv_rev_level(StrBuf *Target, WCTemplputParams *TP)
 601 {
 602         wcsession *WCC = WC;
 603         if (WCC->serv_info == NULL)
 604                 return;
 605         StrBufAppendPrintf(Target, "%d.%02d",
 606                             WCC->serv_info->serv_rev_level / 100,
 607                             WCC->serv_info->serv_rev_level % 100);
 608 }
 609 int conditional_serv_newuser_disabled(StrBuf *Target, WCTemplputParams *TP)
 610 {
 611         wcsession *WCC = WC;
 612         if (WCC->serv_info == NULL)
 613                 return 0;
 614         return WCC->serv_info->serv_newuser_disabled != 0;
 615 }
 616
 617 int conditional_serv_supports_openid(StrBuf *Target, WCTemplputParams *TP)
 618 {
 619         wcsession *WCC = WC;
 620         if (WCC->serv_info == NULL)
 621                 return 0;
 622         return WCC->serv_info->serv_supports_openid != 0;
 623 }
 624
 625 int conditional_serv_fulltext_enabled(StrBuf *Target, WCTemplputParams *TP)
 626 {
 627         wcsession *WCC = WC;
 628         if (WCC->serv_info == NULL)
 629                 return 0;
 630         return WCC->serv_info->serv_fulltext_enabled != 0;
 631 }
 632
 633 int conditional_serv_ldap_enabled(StrBuf *Target, WCTemplputParams *TP)
 634 {
 635         wcsession *WCC = WC;
 636         if (WCC->serv_info == NULL)
 637                 return 0;
 638         return WCC->serv_info->serv_supports_ldap != 0;
 639 }
 640
 641 void tmplput_serv_bbs_city(StrBuf *Target, WCTemplputParams *TP)
 642 {
 643         wcsession *WCC = WC;
 644         if (WCC->serv_info == NULL)
 645                 return;
 646         StrBufAppendTemplate(Target, TP, WC->serv_info->serv_bbs_city, 0);
 647 }
 648
 649 void tmplput_mesg(StrBuf *Target, WCTemplputParams *TP)
 650 {
 651         int n = 0;
 652         int Done = 0;
 653         StrBuf *Line;
 654         StrBuf *Buf;
 655
 656         Buf = NewStrBuf();
 657         Line = NewStrBuf();
 658         serv_printf("MESG %s", TP->Tokens->Params[0]->Start);
 659
 660         StrBuf_ServGetln(Line);
 661         if (GetServerStatus(Line, NULL) == 1) {
 662                 while (!Done &&  (StrBuf_ServGetln(Line)>=0)) {
 663                         if ( (StrLength(Line)==3) &&
 664                              !strcmp(ChrPtr(Line), "000"))
 665                                 Done = 1;
 666                         else
 667                         {
 668                                 if (n > 0)
 669                                         StrBufAppendBufPlain(Buf, "\n", 1, 0);
 670                                 StrBufAppendBuf(Buf, Line, 0);
 671                         }
 672                         n++;
 673                 }
 674
 675                 FlushStrBuf(Line);
 676                 FmOut(Line, "center", Buf);
 677                 StrBufAppendTemplate(Target, TP, Line, 1);
 678         }
 679         FreeStrBuf(&Buf);
 680         FreeStrBuf(&Line);
 681 }
 682
 683
 684 void RegisterEmbeddableMimeType(const char *MimeType, long MTLen, int Priority)
 685 {
 686         StrBuf *MT;
 687         MT = NewStrBufPlain(MimeType, MTLen);
 688         Put(EmbeddableMimes, IKEY(Priority), MT, HFreeStrBuf);
 689 }
 690
 691 void CreateMimeStr(void)
 692 {
 693         HashPos  *it;
 694         void *vMime;
 695         long len = 0;
 696         const char *Key;
 697
 698         it = GetNewHashPos(EmbeddableMimes, 0);
 699         while (GetNextHashPos(EmbeddableMimes, it, &len, &Key, &vMime) &&
 700                (vMime != NULL)) {
 701                 if (StrLength(EmbeddableMimeStrs) > 0)
 702                         StrBufAppendBufPlain(EmbeddableMimeStrs, HKEY("|"), 0);
 703                 else
 704                         StrBufAppendBufPlain(EmbeddableMimeStrs, HKEY("MSGP "), 0);
 705                 StrBufAppendBuf(EmbeddableMimeStrs, (StrBuf*) vMime, 0);
 706         }
 707         DeleteHashPos(&it);
 708 }
 709
 710 void
 711 ServerStartModule_SERV_FUNC
 712 (void)
 713 {
 714         EmbeddableMimes = NewHash(1, Flathash);
 715         EmbeddableMimeStrs = NewStrBuf();
 716 }
 717
 718
 719 void
 720 ServerShutdownModule_SERV_FUNC
 721 (void)
 722 {
 723         FreeStrBuf(&EmbeddableMimeStrs);
 724         DeleteHash(&EmbeddableMimes);
 725 }
 726
 727 void
 728 InitModule_SERVFUNC
 729 (void)
 730 {
 731         is_uds = strcasecmp(ctdlhost, "uds") == 0;
 732         if (is_uds)
 733                 snprintf(serv_sock_name, PATH_MAX, "%s/citadel.socket", ctdlport);
 734
 735         RegisterConditional(HKEY("COND:SERV:OPENID"), 2, conditional_serv_supports_openid, CTX_NONE);
 736         RegisterConditional(HKEY("COND:SERV:NEWU"), 2, conditional_serv_newuser_disabled, CTX_NONE);
 737         RegisterConditional(HKEY("COND:SERV:FULLTEXT_ENABLED"), 2, conditional_serv_fulltext_enabled, CTX_NONE);
 738         RegisterConditional(HKEY("COND:SERV:LDAP_ENABLED"), 2, conditional_serv_ldap_enabled, CTX_NONE);
 739         RegisterNamespace("SERV:PID", 0, 0, tmplput_serv_ip, NULL, CTX_NONE);
 740         RegisterNamespace("SERV:NODENAME", 0, 1, tmplput_serv_nodename, NULL, CTX_NONE);
 741         RegisterNamespace("SERV:HUMANNODE", 0, 1, tmplput_serv_humannode, NULL, CTX_NONE);
 742         RegisterNamespace("SERV:FQDN", 0, 1, tmplput_serv_fqdn, NULL, CTX_NONE);
 743         RegisterNamespace("SERV:SOFTWARE", 0, 1, tmplput_serv_software, NULL, CTX_NONE);
 744         RegisterNamespace("SERV:REV_LEVEL", 0, 0, tmplput_serv_rev_level, NULL, CTX_NONE);
 745         RegisterNamespace("SERV:BBS_CITY", 0, 1, tmplput_serv_bbs_city, NULL, CTX_NONE);
 746         RegisterNamespace("SERV:MESG", 1, 2, tmplput_mesg, NULL, CTX_NONE);
 747         RegisterNamespace("SERV:ADMIN", 0, 1, tmplput_serv_admin, NULL, CTX_NONE);
 748 }
 749
 750
 751
 752 void
 753 SessionDestroyModule_SERVFUNC
 754 (wcsession *sess)
 755 {
 756         DeleteServInfo(&sess->serv_info);
 757 }