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                 /* 2010jun03: every now and then the connection to Citadel dies before this point.  why? */
 204
 205                 /*
 206                  * From what host is our user connecting?  Go with
 207                  * the host at the other end of the HTTP socket,
 208                  * unless we are following X-Forwarded-For: headers
 209                  * and such a header has already turned up something.
 210                  */
 211                 if ( (!follow_xff) || (StrLength(WCC->Hdr->HR.browser_host) == 0) ) {
 212                         if (WCC->Hdr->HR.browser_host == NULL) {
 213                                 WCC->Hdr->HR.browser_host = NewStrBuf();
 214                                 Put(WCC->Hdr->HTTPHeaders, HKEY("FreeMeWithTheOtherHeaders"),
 215                                     WCC->Hdr->HR.browser_host, HFreeStrBuf);
 216                         }
 217                         locate_host(WCC->Hdr->HR.browser_host, WCC->Hdr->http_sock);
 218                 }
 219                 if (WCC->serv_info == NULL) {
 220                         WCC->serv_info = get_serv_info(WCC->Hdr->HR.browser_host, WCC->Hdr->HR.user_agent);
 221                 }
 222                 if (WCC->serv_info == NULL){
 223                         begin_burst();
 224                         wc_printf(_("Received unexpected answer from Citadel server; bailing out."));
 225                         hprintf("HTTP/1.1 200 OK\r\n");
 226                         hprintf("Content-type: text/plain; charset=utf-8\r\n");
 227                         end_burst();
 228                         end_webcit_session();
 229                         return 1;
 230                 }
 231                 if (WCC->serv_info->serv_rev_level < MINIMUM_CIT_VERSION) {
 232                         begin_burst();
 233                         wc_printf(_("You are connected to a Citadel "
 234                                   "server running Citadel %d.%02d. \n"
 235                                   "In order to run this version of WebCit "
 236                                   "you must also have Citadel %d.%02d or"
 237                                   " newer.\n\n\n"),
 238                                 WCC->serv_info->serv_rev_level / 100,
 239                                 WCC->serv_info->serv_rev_level % 100,
 240                                 MINIMUM_CIT_VERSION / 100,
 241                                 MINIMUM_CIT_VERSION % 100
 242                                 );
 243                         hprintf("HTTP/1.1 200 OK\r\n");
 244                         hprintf("Content-type: text/plain; charset=utf-8\r\n");
 245                         end_burst();
 246                         end_webcit_session();
 247                         return 1;
 248                 }
 249                 SetInlinMimeRenderers();
 250         }
 251         return 0;
 252 }
 253
 254 /*
 255  *  Read Citadel variformat text and spit it out as HTML.
 256  *  align html align string
 257  */
 258 inline void fmout(char *align)
 259 {
 260         _fmout(WC->WBuf, align);
 261 }
 262
 263 void _fmout(StrBuf *Target, char *align)
 264 {
 265         int intext = 0;
 266         int bq = 0;
 267         char buf[SIZ];
 268
 269         StrBufAppendPrintf(Target, "<div align=%s>\n", align);
 270         while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 271
 272                 if ((intext == 1) && (isspace(buf[0]))) {
 273                         wc_printf("<br />");
 274                 }
 275                 intext = 1;
 276
 277                 /*
 278                  * Quoted text should be displayed in italics and in a
 279                  * different colour.  This code understands Citadel-style
 280                  * " >" quotes and will convert to <BLOCKQUOTE> tags.
 281                  */
 282                 if ((bq == 0) && (!strncmp(buf, " >", 2))) {
 283                         StrBufAppendBufPlain(Target, HKEY("<BLOCKQUOTE>"), 0);
 284                         bq = 1;
 285                 } else if ((bq == 1) && (strncmp(buf, " >", 2))) {
 286                         StrBufAppendBufPlain(Target, HKEY("</BLOCKQUOTE>"), 0);
 287                         bq = 0;
 288                 }
 289                 if ((bq == 1) && (!strncmp(buf, " >", 2))) {
 290                         strcpy(buf, &buf[2]);
 291                 }
 292                 /* Activate embedded URL's */
 293                 url(buf, sizeof(buf));
 294
 295                 escputs(buf);
 296                 StrBufAppendBufPlain(Target, HKEY("\n"), 0);
 297         }
 298         if (bq == 1) {
 299                 wc_printf("</I>");
 300         }
 301         wc_printf("</div><br />\n");
 302 }
 303
 304 void FmOut(StrBuf *Target, char *align, StrBuf *Source)
 305 {
 306         const char *ptr, *pte;
 307         const char *BufPtr = NULL;
 308         StrBuf *Line = NewStrBufPlain(NULL, SIZ);
 309         StrBuf *Line1 = NewStrBufPlain(NULL, SIZ);
 310         StrBuf *Line2 = NewStrBufPlain(NULL, SIZ);
 311         int bn = 0;
 312         int bq = 0;
 313         int i;
 314         long len;
 315         int intext = 0;
 316
 317         StrBufAppendPrintf(Target, "<div class=\"fmout-%s\">\n", align);
 318
 319         if (StrLength(Source) > 0)
 320                 do
 321                 {
 322                         StrBufSipLine(Line, Source, &BufPtr);
 323                         bq = 0;
 324                         i = 0;
 325                         ptr = ChrPtr(Line);
 326                         len = StrLength(Line);
 327                         pte = ptr + len;
 328
 329                         if ((intext == 1) && (isspace(*ptr))) {
 330                                 StrBufAppendBufPlain(Target, HKEY("<br>"), 0);
 331                         }
 332                         intext = 1;
 333                         if (isspace(*ptr)) while ((ptr < pte) &&
 334                                                   ((*ptr == '>') ||
 335                                                    isspace(*ptr)))
 336                                            {
 337                                                    if (*ptr == '>')
 338                                                            bq++;
 339                                                    ptr ++;
 340                                                    i++;
 341                                            }
 342
 343                         /*
 344                          * Quoted text should be displayed in italics and in a
 345                          * different colour.  This code understands Citadel-style
 346                          * " >" quotes and will convert to <BLOCKQUOTE> tags.
 347                          */
 348                         if (i > 0) StrBufCutLeft(Line, i);
 349
 350
 351                         for (i = bn; i < bq; i++)
 352                                 StrBufAppendBufPlain(Target, HKEY("<blockquote>"), 0);
 353                         for (i = bq; i < bn; i++)
 354                                 StrBufAppendBufPlain(Target, HKEY("</blockquote>"), 0);
 355                         bn = bq;
 356
 357                         if (StrLength(Line) == 0)
 358                                 continue;
 359
 360                         /* Activate embedded URL's */
 361                         UrlizeText(Line1, Line, Line2);
 362
 363                         StrEscAppend(Target, Line1, NULL, 0, 0);
 364
 365                         StrBufAppendBufPlain(Target, HKEY("\n"), 0);
 366                 }
 367                 while ((BufPtr != StrBufNOTNULL) &&
 368                        (BufPtr != NULL));
 369
 370         for (i = 0; i < bn; i++) {
 371                 StrBufAppendBufPlain(Target, HKEY("</blockquote>"), 0);
 372         }
 373         StrBufAppendBufPlain(Target, HKEY("</div><br>\n"), 0);
 374         FreeStrBuf(&Line);
 375         FreeStrBuf(&Line1);
 376         FreeStrBuf(&Line2);
 377 }
 378
 379
 380 /*
 381  * Read Citadel variformat text and spit it out as HTML in a form
 382  * suitable for embedding in another message (forward/quote).
 383  * (NO LINEBREAKS ALLOWED HERE!)
 384  */
 385 void pullquote_fmout(void) {
 386         int intext = 0;
 387         int bq = 0;
 388         char buf[SIZ];
 389
 390         while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 391
 392                 if ((intext == 1) && (isspace(buf[0]))) {
 393                         wc_printf("<br />");
 394                 }
 395                 intext = 1;
 396
 397                 /*
 398                  * Quoted text should be displayed in italics and in a
 399                  * different colour.  This code understands Citadel-style
 400                  * " >" quotes and will convert to <BLOCKQUOTE> tags.
 401                  */
 402                 if ((bq == 0) && (!strncmp(buf, " >", 2))) {
 403                         wc_printf("<BLOCKQUOTE>");
 404                         bq = 1;
 405                 } else if ((bq == 1) && (strncmp(buf, " >", 2))) {
 406                         wc_printf("</BLOCKQUOTE>");
 407                         bq = 0;
 408                 }
 409                 if ((bq == 1) && (!strncmp(buf, " >", 2))) {
 410                         strcpy(buf, &buf[2]);
 411                 }
 412
 413                 msgescputs(buf);
 414         }
 415         if (bq == 1) {
 416                 wc_printf("</I>");
 417         }
 418 }
 419
 420
 421
 422
 423 /*
 424  *  Transmit message text (in memory) to the server.
 425  */
 426 void text_to_server(char *ptr)
 427 {
 428         char buf[256];
 429         int ch, a, pos, len;
 430
 431         pos = 0;
 432         buf[0] = 0;
 433
 434         while (ptr[pos] != 0) {
 435                 ch = ptr[pos++];
 436                 if (ch == 10) {
 437                         len = strlen(buf);
 438                         while ( (isspace(buf[len - 1]))
 439                                 && (buf[0] !=  '\0')
 440                                 && (buf[1] !=  '\0') )
 441                                 buf[--len] = 0;
 442                         serv_puts(buf);
 443                         buf[0] = 0;
 444                         if (ptr[pos] != 0) strcat(buf, " ");
 445                 } else {
 446                         a = strlen(buf);
 447                         buf[a + 1] = 0;
 448                         buf[a] = ch;
 449                         if ((ch == 32) && (strlen(buf) > 200)) {
 450                                 buf[a] = 0;
 451                                 serv_puts(buf);
 452                                 buf[0] = 0;
 453                         }
 454                         if (strlen(buf) > 250) {
 455                                 serv_puts(buf);
 456                                 buf[0] = 0;
 457                         }
 458                 }
 459         }
 460         serv_puts(buf);
 461 }
 462
 463
 464 /*
 465  * Transmit message text (in memory) to the server, converting to Quoted-Printable encoding as we go.
 466  */
 467 void text_to_server_qp(char *ptr)
 468 {
 469         unsigned char ch, buf[256];
 470         int pos;
 471         int output_len = 0;
 472
 473         pos = 0;
 474         buf[0] = 0;
 475         output_len = 0;
 476
 477         while (ptr[pos] != 0) {
 478                 ch = (unsigned char)(ptr[pos++]);
 479
 480                 if (ch == 13) {
 481                         /* ignore carriage returns */
 482                 }
 483                 else if (ch == 10) {
 484                         /* hard line break */
 485                         if (output_len > 0) {
 486                                 if (isspace(buf[output_len-1])) {
 487                                         sprintf((char *)&buf[output_len-1], "=%02X", buf[output_len-1]);
 488                                         output_len += 2;
 489                                 }
 490                         }
 491                         buf[output_len++] = 0;
 492                         serv_puts((char *)buf);
 493                         output_len = 0;
 494                 }
 495                 else if (ch == 9) {
 496                         buf[output_len++] = ch;
 497                 }
 498                 else if ( (ch >= 32) && (ch <= 60) ) {
 499                         buf[output_len++] = ch;
 500                 }
 501                 else if ( (ch >= 62) && (ch <= 126) ) {
 502                         buf[output_len++] = ch;
 503                 }
 504                 else {
 505                         sprintf((char *)&buf[output_len], "=%02X", ch);
 506                         output_len += 3;
 507                 }
 508
 509                 if (output_len > 72) {
 510                         /* soft line break */
 511                         if (isspace(buf[output_len-1])) {
 512                                 sprintf((char *)&buf[output_len-1], "=%02X", buf[output_len-1]);
 513                                 output_len += 2;
 514                         }
 515                         buf[output_len++] = '=';
 516                         buf[output_len++] = 0;
 517                         serv_puts((char *)buf);
 518                         output_len = 0;
 519                 }
 520         }
 521
 522         /* end of data - transmit anything that's left */
 523         if (output_len > 0) {
 524                 if (isspace(buf[output_len-1])) {
 525                         sprintf((char *)&buf[output_len-1], "=%02X", buf[output_len-1]);
 526                         output_len += 2;
 527                 }
 528                 buf[output_len++] = 0;
 529                 serv_puts((char *)buf);
 530                 output_len = 0;
 531         }
 532 }
 533
 534
 535
 536
 537 /*
 538  * translate server message output to text (used for editing room info files and such)
 539  */
 540 void server_to_text()
 541 {
 542         char buf[SIZ];
 543
 544         int count = 0;
 545
 546         while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 547                 if ((buf[0] == 32) && (count > 0)) {
 548                         wc_printf("\n");
 549                 }
 550                 wc_printf("%s", buf);
 551                 ++count;
 552         }
 553 }
 554
 555
 556
 557
 558 /*
 559  * Read text from server, appending to a string buffer until the
 560  * usual 000 terminator is found.  Caller is responsible for freeing
 561  * the returned pointer.
 562  */
 563 int read_server_text(StrBuf *Buf, long *nLines)
 564 {
 565         wcsession *WCC = WC;
 566         long nRead;
 567         long nTotal = 0;
 568         long nlines;
 569
 570         nlines = 0;
 571         while ((WCC->serv_sock!=-1) &&
 572                (nRead = StrBuf_ServGetln(Buf), (nRead >= 0) ))
 573         {
 574                 if (strcmp(ChrPtr(Buf) + nTotal, "000") != 0) {
 575                         StrBufCutRight(Buf, nRead);
 576                         break;
 577                 }
 578                 nTotal += nRead;
 579                 nlines ++;
 580         }
 581
 582         *nLines = nlines;
 583         return nTotal;
 584 }
 585
 586
 587 int GetServerStatus(StrBuf *Line, long* FullState)
 588 {
 589         if (FullState != NULL)
 590                 *FullState = StrTol(Line);
 591         return ChrPtr(Line)[0] - 48;
 592 }
 593
 594
 595 void tmplput_serv_ip(StrBuf *Target, WCTemplputParams *TP)
 596 {
 597         StrBufAppendPrintf(Target, "%d", WC->ctdl_pid);
 598 }
 599
 600 void tmplput_serv_nodename(StrBuf *Target, WCTemplputParams *TP)
 601 {
 602         wcsession *WCC = WC;
 603         if (WCC->serv_info == NULL)
 604                 return;
 605         StrBufAppendTemplate(Target, TP, WCC->serv_info->serv_nodename, 0);
 606 }
 607
 608 void tmplput_serv_humannode(StrBuf *Target, WCTemplputParams *TP)
 609 {
 610         wcsession *WCC = WC;
 611         if (WCC->serv_info == NULL)
 612                 return;
 613         StrBufAppendTemplate(Target, TP, WCC->serv_info->serv_humannode, 0);
 614 }
 615
 616 void tmplput_serv_fqdn(StrBuf *Target, WCTemplputParams *TP)
 617 {
 618         wcsession *WCC = WC;
 619         if (WCC->serv_info == NULL)
 620                 return;
 621         StrBufAppendTemplate(Target, TP, WCC->serv_info->serv_fqdn, 0);
 622 }
 623
 624 void tmplput_serv_software(StrBuf *Target, WCTemplputParams *TP)
 625 {
 626         wcsession *WCC = WC;
 627         if (WCC->serv_info == NULL)
 628                 return;
 629         StrBufAppendTemplate(Target, TP, WCC->serv_info->serv_software, 0);
 630 }
 631
 632 void tmplput_serv_rev_level(StrBuf *Target, WCTemplputParams *TP)
 633 {
 634         wcsession *WCC = WC;
 635         if (WCC->serv_info == NULL)
 636                 return;
 637         StrBufAppendPrintf(Target, "%d.%02d",
 638                             WCC->serv_info->serv_rev_level / 100,
 639                             WCC->serv_info->serv_rev_level % 100);
 640 }
 641 int conditional_serv_newuser_disabled(StrBuf *Target, WCTemplputParams *TP)
 642 {
 643         wcsession *WCC = WC;
 644         if (WCC->serv_info == NULL)
 645                 return 0;
 646         return WCC->serv_info->serv_newuser_disabled != 0;
 647 }
 648
 649 int conditional_serv_supports_openid(StrBuf *Target, WCTemplputParams *TP)
 650 {
 651         wcsession *WCC = WC;
 652         if (WCC->serv_info == NULL)
 653                 return 0;
 654         return WCC->serv_info->serv_supports_openid != 0;
 655 }
 656
 657 int conditional_serv_fulltext_enabled(StrBuf *Target, WCTemplputParams *TP)
 658 {
 659         wcsession *WCC = WC;
 660         if (WCC->serv_info == NULL)
 661                 return 0;
 662         return WCC->serv_info->serv_fulltext_enabled != 0;
 663 }
 664
 665 int conditional_serv_ldap_enabled(StrBuf *Target, WCTemplputParams *TP)
 666 {
 667         wcsession *WCC = WC;
 668         if (WCC->serv_info == NULL)
 669                 return 0;
 670         return WCC->serv_info->serv_supports_ldap != 0;
 671 }
 672
 673 void tmplput_serv_bbs_city(StrBuf *Target, WCTemplputParams *TP)
 674 {
 675         wcsession *WCC = WC;
 676         if (WCC->serv_info == NULL)
 677                 return;
 678         StrBufAppendTemplate(Target, TP, WC->serv_info->serv_bbs_city, 0);
 679 }
 680
 681 void tmplput_mesg(StrBuf *Target, WCTemplputParams *TP)
 682 {
 683         int n = 0;
 684         int Done = 0;
 685         StrBuf *Line;
 686         StrBuf *Buf;
 687
 688         Buf = NewStrBuf();
 689         Line = NewStrBuf();
 690         serv_printf("MESG %s", TP->Tokens->Params[0]->Start);
 691
 692         StrBuf_ServGetln(Line);
 693         if (GetServerStatus(Line, NULL) == 1) {
 694                 while (!Done &&  (StrBuf_ServGetln(Line)>=0)) {
 695                         if ( (StrLength(Line)==3) &&
 696                              !strcmp(ChrPtr(Line), "000"))
 697                                 Done = 1;
 698                         else
 699                         {
 700                                 if (n > 0)
 701                                         StrBufAppendBufPlain(Buf, "\n", 1, 0);
 702                                 StrBufAppendBuf(Buf, Line, 0);
 703                         }
 704                         n++;
 705                 }
 706
 707                 FlushStrBuf(Line);
 708                 FmOut(Line, "center", Buf);
 709                 StrBufAppendTemplate(Target, TP, Line, 1);
 710         }
 711         FreeStrBuf(&Buf);
 712         FreeStrBuf(&Line);
 713 }
 714
 715
 716 void RegisterEmbeddableMimeType(const char *MimeType, long MTLen, int Priority)
 717 {
 718         StrBuf *MT;
 719         MT = NewStrBufPlain(MimeType, MTLen);
 720         Put(EmbeddableMimes, IKEY(Priority), MT, HFreeStrBuf);
 721 }
 722
 723 void CreateMimeStr(void)
 724 {
 725         HashPos  *it;
 726         void *vMime;
 727         long len = 0;
 728         const char *Key;
 729
 730         it = GetNewHashPos(EmbeddableMimes, 0);
 731         while (GetNextHashPos(EmbeddableMimes, it, &len, &Key, &vMime) &&
 732                (vMime != NULL)) {
 733                 if (StrLength(EmbeddableMimeStrs) > 0)
 734                         StrBufAppendBufPlain(EmbeddableMimeStrs, HKEY("|"), 0);
 735                 else
 736                         StrBufAppendBufPlain(EmbeddableMimeStrs, HKEY("MSGP "), 0);
 737                 StrBufAppendBuf(EmbeddableMimeStrs, (StrBuf*) vMime, 0);
 738         }
 739         DeleteHashPos(&it);
 740 }
 741
 742 void
 743 ServerStartModule_SERV_FUNC
 744 (void)
 745 {
 746         EmbeddableMimes = NewHash(1, Flathash);
 747         EmbeddableMimeStrs = NewStrBuf();
 748 }
 749
 750
 751 void
 752 ServerShutdownModule_SERV_FUNC
 753 (void)
 754 {
 755         FreeStrBuf(&EmbeddableMimeStrs);
 756         DeleteHash(&EmbeddableMimes);
 757 }
 758
 759 void
 760 InitModule_SERVFUNC
 761 (void)
 762 {
 763         is_uds = strcasecmp(ctdlhost, "uds") == 0;
 764         if (is_uds)
 765                 snprintf(serv_sock_name, PATH_MAX, "%s/citadel.socket", ctdlport);
 766
 767         RegisterConditional(HKEY("COND:SERV:OPENID"), 2, conditional_serv_supports_openid, CTX_NONE);
 768         RegisterConditional(HKEY("COND:SERV:NEWU"), 2, conditional_serv_newuser_disabled, CTX_NONE);
 769         RegisterConditional(HKEY("COND:SERV:FULLTEXT_ENABLED"), 2, conditional_serv_fulltext_enabled, CTX_NONE);
 770         RegisterConditional(HKEY("COND:SERV:LDAP_ENABLED"), 2, conditional_serv_ldap_enabled, CTX_NONE);
 771         RegisterNamespace("SERV:PID", 0, 0, tmplput_serv_ip, NULL, CTX_NONE);
 772         RegisterNamespace("SERV:NODENAME", 0, 1, tmplput_serv_nodename, NULL, CTX_NONE);
 773         RegisterNamespace("SERV:HUMANNODE", 0, 1, tmplput_serv_humannode, NULL, CTX_NONE);
 774         RegisterNamespace("SERV:FQDN", 0, 1, tmplput_serv_fqdn, NULL, CTX_NONE);
 775         RegisterNamespace("SERV:SOFTWARE", 0, 1, tmplput_serv_software, NULL, CTX_NONE);
 776         RegisterNamespace("SERV:REV_LEVEL", 0, 0, tmplput_serv_rev_level, NULL, CTX_NONE);
 777         RegisterNamespace("SERV:BBS_CITY", 0, 1, tmplput_serv_bbs_city, NULL, CTX_NONE);
 778         RegisterNamespace("SERV:MESG", 1, 2, tmplput_mesg, NULL, CTX_NONE);
 779 }
 780
 781
 782
 783 void
 784 SessionDestroyModule_SERVFUNC
 785 (wcsession *sess)
 786 {
 787         DeleteServInfo(&sess->serv_info);
 788 }