* BIG rewrite of header handling and slimming of context_loop and session_loop; shuff...
[citadel.git] / webcit / serv_func.c
index a5d37199b3fa408471aeb9e3ee74bc3824b284eb..88289bde65adabc9c242d14b94dac00a303fef1a 100644 (file)
@@ -5,7 +5,25 @@
 #include "webcit.h"
 #include "webserver.h"
 
-struct serv_info serv_info; /**< our connection data to the server */
+int is_uds = 0;
+char serv_sock_name[PATH_MAX] = "";
+
+void DeleteServInfo(ServInfo **FreeMe)
+{
+       if (*FreeMe == NULL)
+               return;
+       FreeStrBuf(&(*FreeMe)->serv_nodename);
+       FreeStrBuf(&(*FreeMe)->serv_humannode);
+       FreeStrBuf(&(*FreeMe)->serv_fqdn);
+       FreeStrBuf(&(*FreeMe)->serv_software);
+       FreeStrBuf(&(*FreeMe)->serv_bbs_city);
+       FreeStrBuf(&(*FreeMe)->serv_sysadm);
+       FreeStrBuf(&(*FreeMe)->serv_moreprompt);
+       FreeStrBuf(&(*FreeMe)->serv_default_cal_zone);
+       FreeStrBuf(&(*FreeMe)->serv_svn_revision);
+       free(*FreeMe);
+       *FreeMe = NULL;
+}
 
 /*
  * get info about the server we've connected to
@@ -13,24 +31,26 @@ struct serv_info serv_info; /**< our connection data to the server */
  * browser_host                the citadell we want to connect to
  * user_agent          which browser uses our client?
  */
-void get_serv_info(char *browser_host, char *user_agent)
+ServInfo *get_serv_info(StrBuf *browser_host, StrBuf *user_agent)
 {
-       char buf[SIZ];
+       ServInfo *info;
+       StrBuf *Buf;
        int a;
 
+       Buf = NewStrBuf();
        /** Tell the server what kind of client is connecting */
        serv_printf("IDEN %d|%d|%d|%s|%s",
-               DEVELOPER_ID,
-               CLIENT_ID,
-               CLIENT_VERSION,
-               user_agent,
-               browser_host
+                   DEVELOPER_ID,
+                   CLIENT_ID,
+                   CLIENT_VERSION,
+                   ChrPtr(user_agent),
+                   ChrPtr(browser_host)
        );
-       serv_getln(buf, sizeof buf);
+       StrBuf_ServGetln(Buf);
 
        /** Tell the server what kind of richtext we prefer */
-       serv_puts("MSGP text/html|text/plain");
-       serv_getln(buf, sizeof buf);
+       serv_puts("MSGP text/calendar|text/vnote|text/html|text/plain");
+       StrBuf_ServGetln(Buf);
 
        /*
         * Tell the server that when we save a calendar event, we
@@ -38,78 +58,249 @@ void get_serv_info(char *browser_host, char *user_agent)
         * instead of by the client.
         */
        serv_puts("ICAL sgi|1");
-       serv_getln(buf, sizeof buf);
+       StrBuf_ServGetln(Buf);
 
        /** Now ask the server to tell us a little bit about itself... */
        serv_puts("INFO");
-       serv_getln(buf, sizeof buf);
-       if (buf[0] != '1')
-               return;
+       StrBuf_ServGetln(Buf);
+       if (GetServerStatus(Buf, NULL) != 1) {
+               FreeStrBuf(&Buf);
+               return NULL;
+       }
 
+       info = (ServInfo*)malloc(sizeof(ServInfo));
+       memset(info, 0, sizeof(ServInfo));
        a = 0;
-       while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
+       while (StrBuf_ServGetln(Buf), (strcmp(ChrPtr(Buf), "000")!= 0)) {
+/*             lprintf (1, "a: %d [%s]", a, ChrPtr(Buf));*/
                switch (a) {
                case 0:
-                       serv_info.serv_pid = atoi(buf);
-                       WC->ctdl_pid = serv_info.serv_pid;
+                       info->serv_pid = StrToi(Buf);
+                       WC->ctdl_pid = info->serv_pid;
                        break;
                case 1:
-                       safestrncpy(serv_info.serv_nodename, buf, sizeof serv_info.serv_nodename);
+                       info->serv_nodename = NewStrBufDup(Buf);
                        break;
                case 2:
-                       safestrncpy(serv_info.serv_humannode, buf, sizeof serv_info.serv_humannode);
+                       info->serv_humannode = NewStrBufDup(Buf);
                        break;
                case 3:
-                       safestrncpy(serv_info.serv_fqdn, buf, sizeof serv_info.serv_fqdn);
+                       info->serv_fqdn = NewStrBufDup(Buf);
                        break;
                case 4:
-                       safestrncpy(serv_info.serv_software, buf, sizeof serv_info.serv_software);
+                       info->serv_software = NewStrBufDup(Buf);
                        break;
                case 5:
-                       serv_info.serv_rev_level = atoi(buf);
+                       info->serv_rev_level = StrToi(Buf);
                        break;
                case 6:
-                       safestrncpy(serv_info.serv_bbs_city, buf, sizeof serv_info.serv_bbs_city);
+                       info->serv_bbs_city = NewStrBufDup(Buf);
                        break;
                case 7:
-                       safestrncpy(serv_info.serv_sysadm, buf, sizeof serv_info.serv_sysadm);
+                       info->serv_sysadm = NewStrBufDup(Buf);
                        break;
                case 9:
-                       safestrncpy(serv_info.serv_moreprompt, buf, sizeof serv_info.serv_moreprompt);
+                       info->serv_moreprompt = NewStrBufDup(Buf);
                        break;
                case 14:
-                       serv_info.serv_supports_ldap = atoi(buf);
+                       info->serv_supports_ldap = StrToi(Buf);
                        break;
                case 15:
-                       serv_info.serv_newuser_disabled = atoi(buf);
+                       info->serv_newuser_disabled = StrToi(Buf);
                        break;
                case 16:
-                       safestrncpy(serv_info.serv_default_cal_zone, buf, sizeof serv_info.serv_default_cal_zone);
+                       info->serv_default_cal_zone = NewStrBufDup(Buf);
                        break;
                case 20:
-                       serv_info.serv_supports_sieve = atoi(buf);
+                       info->serv_supports_sieve = StrToi(Buf);
                        break;
                case 21:
-                       serv_info.serv_fulltext_enabled = atoi(buf);
+                       info->serv_fulltext_enabled = StrToi(Buf);
+                       break;
+               case 22:
+                       info->serv_svn_revision = NewStrBufDup(Buf);
+                       break;
+               case 23:
+                       info->serv_supports_openid = StrToi(Buf);
                        break;
                }
                ++a;
        }
+       FreeStrBuf(&Buf);
+       return info;
 }
 
+int GetConnected (void)
+{
+       StrBuf *Buf;
+       wcsession *WCC = WC;
+
+       if (WCC->ReadBuf == NULL)
+               WCC->ReadBuf = NewStrBuf();
+       if (is_uds) /* unix domain socket */
+               WCC->serv_sock = uds_connectsock(serv_sock_name);
+       else        /* tcp socket */
+               WCC->serv_sock = tcp_connectsock(ctdlhost, ctdlport);
+       
+       if (WCC->serv_sock < 0) {
+               do_logout();
+               FreeStrBuf(&WCC->ReadBuf);
+               return 1;
+       }
+       else {
+               long Status;
+               Buf = NewStrBuf();
+               WCC->connected = 1;
+               StrBuf_ServGetln(Buf);  /* get the server greeting */
+               GetServerStatus(Buf, &Status);
+               FreeStrBuf(&Buf);
+               /* Are there too many users already logged in? */
+               if (Status == 571) {
+                       wprintf(_("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."));
+                       end_burst();
+                       end_webcit_session();
+                       return 1;
+               }
+
+               /*
+                * From what host is our user connecting?  Go with
+                * the host at the other end of the HTTP socket,
+                * unless we are following X-Forwarded-For: headers
+                * and such a header has already turned up something.
+                */
+               if ( (!follow_xff) || (StrLength(WCC->Hdr->browser_host) == 0) ) {
+                       if (WCC->Hdr->browser_host == NULL) {
+                               WCC->Hdr->browser_host = NewStrBuf();
+                               Put(WCC->Hdr->HTTPHeaders, HKEY("FreeMeWithTheOtherHeaders"), 
+                                   WCC->Hdr->browser_host, HFreeStrBuf);
+                       }
+                       locate_host(WCC->Hdr->browser_host, WCC->Hdr->http_sock);
+               }
+               if (WCC->serv_info == NULL)
+                       WCC->serv_info = get_serv_info(WCC->Hdr->browser_host, WCC->Hdr->user_agent);
+               if (WCC->serv_info == NULL){
+                       begin_burst();
+                       wprintf(_("Received unexpected answer from Citadel "
+                                 "server; bailing out."));
+                       hprintf("HTTP/1.1 200 OK\r\n");
+                       hprintf("Content-type: text/plain; charset=utf-8\r\n");
+                       end_burst();
+                       end_webcit_session();
+                       return 1;
+               }
+               if (WCC->serv_info->serv_rev_level < MINIMUM_CIT_VERSION) {
+                       begin_burst();
+                       wprintf(_("You are connected to a Citadel "
+                                 "server running Citadel %d.%02d. \n"
+                                 "In order to run this version of WebCit "
+                                 "you must also have Citadel %d.%02d or"
+                                 " newer.\n\n\n"),
+                               WCC->serv_info->serv_rev_level / 100,
+                               WCC->serv_info->serv_rev_level % 100,
+                               MINIMUM_CIT_VERSION / 100,
+                               MINIMUM_CIT_VERSION % 100
+                               );
+                       hprintf("HTTP/1.1 200 OK\r\n");
+                       hprintf("Content-type: text/plain; charset=utf-8\r\n");
+                       end_burst();
+                       end_webcit_session();
+                       return 1;
+               }
+       }
+       if (WCC->ReadBuf == NULL)
+               WCC->ReadBuf = NewStrBuf();
+       if (is_uds)/* unix domain socket */
+               WCC->serv_sock = uds_connectsock(serv_sock_name);
+       else /* tcp socket */
+               WCC->serv_sock = tcp_connectsock(ctdlhost, ctdlport);
+       
+       if (WCC->serv_sock < 0) {
+               do_logout();
+               FreeStrBuf(&WCC->ReadBuf);
+               return 1;
+       }
+       else {
+               long Status;
+               StrBuf *Buf;
+
+               Buf = NewStrBuf();
+               WCC->connected = 1;
+               StrBuf_ServGetln(Buf);
+               GetServerStatus(Buf,&Status);
+               /* get the server greeting */
+               
+               /* Are there too many users already logged in? */
+               if (Status == 571) {
+                       wprintf(_("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."));
+                       end_burst();
+                       end_webcit_session();
+                       return 1;
+               }
 
+               /*
+                * From what host is our user connecting?  Go with
+                * the host at the other end of the HTTP socket,
+                * unless we are following X-Forwarded-For: headers
+                * and such a header has already turned up something.
+                */
+               if ( (!follow_xff) || (StrLength(WCC->Hdr->browser_host) == 0) ) {
+                       if (WCC->Hdr->browser_host == NULL) {
+                               WCC->Hdr->browser_host = NewStrBuf();
+                               Put(WCC->Hdr->HTTPHeaders, HKEY("FreeMeWithTheOtherHeaders"), 
+                                   WCC->Hdr->browser_host, HFreeStrBuf);
+                       }
+                       locate_host(WCC->Hdr->browser_host, WCC->Hdr->http_sock);
+               }
+               if (WCC->serv_info == NULL)
+                       WCC->serv_info = get_serv_info(WCC->Hdr->browser_host, WCC->Hdr->user_agent);
+               if (WCC->serv_info == NULL){
+                       begin_burst();
+                       wprintf(_("Received unexpected answer from Citadel "
+                                 "server; bailing out."));
+                       hprintf("HTTP/1.1 200 OK\r\n");
+                       hprintf("Content-type: text/plain; charset=utf-8\r\n");
+                       end_burst();
+                       end_webcit_session();
+                       return 1;
+               }
+               if (WCC->serv_info->serv_rev_level < MINIMUM_CIT_VERSION) {
+                       begin_burst();
+                       wprintf(_("You are connected to a Citadel "
+                                 "server running Citadel %d.%02d. \n"
+                                 "In order to run this version of WebCit "
+                                 "you must also have Citadel %d.%02d or"
+                                 " newer.\n\n\n"),
+                               WCC->serv_info->serv_rev_level / 100,
+                               WCC->serv_info->serv_rev_level % 100,
+                               MINIMUM_CIT_VERSION / 100,
+                               MINIMUM_CIT_VERSION % 100
+                               );
+                       hprintf("HTTP/1.1 200 OK\r\n");
+                       hprintf("Content-type: text/plain; charset=utf-8\r\n");
+                       end_burst();
+                       end_webcit_session();
+                       return 1;
+               }
+       }
+       return 0;
+}
 
 /**
- * \brief Read Citadel variformat text and spit it out as HTML.
- * \param align html align string
+ *  Read Citadel variformat text and spit it out as HTML.
+ *  align html align string
  */
-void fmout(char *align)
+inline void fmout(char *align)
+{
+       _fmout(WC->WBuf, align);
+}
+
+void _fmout(StrBuf *Target, char *align)
 {
        int intext = 0;
        int bq = 0;
        char buf[SIZ];
 
-       wprintf("<div align=%s>\n", align);
+       StrBufAppendPrintf(Target, "<div align=%s>\n", align);
        while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 
                if ((intext == 1) && (isspace(buf[0]))) {
@@ -123,20 +314,20 @@ void fmout(char *align)
                 * " >" quotes and will convert to <BLOCKQUOTE> tags.
                 */
                if ((bq == 0) && (!strncmp(buf, " >", 2))) {
-                       wprintf("<BLOCKQUOTE>");
+                       StrBufAppendBufPlain(Target, HKEY("<BLOCKQUOTE>"), 0);
                        bq = 1;
                } else if ((bq == 1) && (strncmp(buf, " >", 2))) {
-                       wprintf("</BLOCKQUOTE>");
+                       StrBufAppendBufPlain(Target, HKEY("</BLOCKQUOTE>"), 0);
                        bq = 0;
                }
                if ((bq == 1) && (!strncmp(buf, " >", 2))) {
                        strcpy(buf, &buf[2]);
                }
                /** Activate embedded URL's */
-               url(buf);
+               url(buf, sizeof(buf));
 
                escputs(buf);
-               wprintf("\n");
+               StrBufAppendBufPlain(Target, HKEY("\n"), 0);
        }
        if (bq == 1) {
                wprintf("</I>");
@@ -144,11 +335,79 @@ void fmout(char *align)
        wprintf("</div><br />\n");
 }
 
+void FmOut(StrBuf *Target, char *align, StrBuf *Source)
+{
+       const char *ptr, *pte;
+       const char *BufPtr = NULL;
+       StrBuf *Line = NewStrBuf();
+       StrBuf *Line1 = NewStrBuf();
+       StrBuf *Line2 = NewStrBuf();
+       int bn = 0;
+       int bq = 0;
+       int i, n, done = 0;
+       long len;
+       int intext = 0;
+
+       StrBufAppendPrintf(Target, "<div class=\"fmout-%s\">\n", align);
+       while ((n = StrBufSipLine(Line, Source, &BufPtr), n >= 0) && !done)
+       {
+               done = n == 0;
+               bq = 0;
+               i = 0;
+               ptr = ChrPtr(Line);
+               len = StrLength(Line);
+               pte = ptr + len;
+
+               if ((intext == 1) && (isspace(*ptr))) {
+                       StrBufAppendBufPlain(Target, HKEY("<br>"), 0);
+               }
+               intext = 1;
+               if (isspace(*ptr)) while ((ptr < pte) &&
+                      ((*ptr == '>') ||
+                       isspace(*ptr)))
+               {
+                       if (*ptr == '>')
+                               bq++;
+                       ptr ++;
+                       i++;
+               }
+
+               /**
+                * Quoted text should be displayed in italics and in a
+                * different colour.  This code understands Citadel-style
+                * " >" quotes and will convert to <BLOCKQUOTE> tags.
+                */
+               if (i > 0) StrBufCutLeft(Line, i);
+               
+
+               for (i = bn; i < bq; i++)                               
+                       StrBufAppendBufPlain(Target, HKEY("<blockquote>"), 0);
+               for (i = bq; i < bn; i++)                               
+                       StrBufAppendBufPlain(Target, HKEY("</blockquote>"), 0);
+               bn = bq;
+
+               if (StrLength(Line) == 0)
+                       continue;
+               /** Activate embedded URL's */
+               UrlizeText(Line1, Line, Line2);
+
+               StrEscAppend(Target, Line1, NULL, 0, 0);
+
+               StrBufAppendBufPlain(Target, HKEY("\n"), 0);
+       }
+       for (i = 0; i < bn; i++)                                
+               StrBufAppendBufPlain(Target, HKEY("</blockquote>"), 0);
+       StrBufAppendBufPlain(Target, HKEY("</div><br>\n"), 0);
+       FreeStrBuf(&Line);
+       FreeStrBuf(&Line1);
+       FreeStrBuf(&Line2);
+}
+
 
 
 
 /**
- * \brief Read Citadel variformat text and spit it out as HTML in a form
+ *  Read Citadel variformat text and spit it out as HTML in a form
  * suitable for embedding in another message (forward/quote).
  * (NO LINEBREAKS ALLOWED HERE!)
  */
@@ -191,9 +450,9 @@ void pullquote_fmout(void) {
 
 
 /**
- * \brief Transmit message text (in memory) to the server.
+ *  Transmit message text (in memory) to the server.
  *
- * \param ptr Pointer to the message being transmitted
+ *  ptr Pointer to the message being transmitted
  */
 void text_to_server(char *ptr)
 {
@@ -234,10 +493,10 @@ void text_to_server(char *ptr)
 
 
 /**
- * \brief Transmit message text (in memory) to the server,
+ *  Transmit message text (in memory) to the server,
  *        converting to Quoted-Printable encoding as we go.
  *
- * \param ptr Pointer to the message being transmitted
+ *  ptr Pointer to the message being transmitted
  */
 void text_to_server_qp(char *ptr)
 {
@@ -310,7 +569,7 @@ void text_to_server_qp(char *ptr)
 
 
 /**
- * \brief translate server message output to text
+ *  translate server message output to text
  * (used for editing room info files and such)
  */
 void server_to_text()
@@ -333,74 +592,225 @@ void server_to_text()
 /**
  * Read binary data from server into memory using a series of
  * server READ commands.
- * \param buffer the output buffer
- * \param total_len the maximal length of buffer
+ * \return the read content as StrBuf
  */
-void read_server_binary(char *buffer, size_t total_len) {
+int read_server_binary(StrBuf *Ret, size_t total_len, StrBuf *Buf) 
+{
        char buf[SIZ];
        size_t bytes = 0;
        size_t thisblock = 0;
+       
+       if (Ret == NULL)
+           return -1;
 
-       memset(buffer, 0, total_len);
        while (bytes < total_len) {
                thisblock = 4095;
                if ((total_len - bytes) < thisblock) {
                        thisblock = total_len - bytes;
-                       if (thisblock == 0) return;
+                       if (thisblock == 0) {
+                               FlushStrBuf(Ret); 
+                               FreeStrBuf(&Buf);
+                               return -1; 
+                       }
                }
                serv_printf("READ %d|%d", (int)bytes, (int)thisblock);
-               serv_getln(buf, sizeof buf);
-               if (buf[0] == '6') {
-                       thisblock = (size_t)atoi(&buf[4]);
-                       if (!WC->connected) return;
-                       serv_read(&buffer[bytes], thisblock);
-                       bytes += thisblock;
-               }
-               else {
-                       lprintf(3, "Error: %s\n", &buf[4]);
-                       return;
+               if (StrBuf_ServGetln(Buf) > 0)
+               {
+                       if (GetServerStatus(Buf, NULL) == 6)
+                       {
+                           StrBufCutLeft(Buf, 4);
+                           thisblock = StrTol(Buf);
+                           if (!WC->connected) {
+                                   FlushStrBuf(Ret); 
+                                   FreeStrBuf(&Buf); 
+                                   return -1; 
+                           }
+                           StrBuf_ServGetBLOBBuffered(Ret, thisblock);
+                           bytes += thisblock;
+                   }
+                   else {
+                           FreeStrBuf(&Buf);
+                           lprintf(3, "Error: %s\n", &buf[4]);
+                           return -1;
+                   }
                }
        }
+       return StrLength(Ret);
 }
 
 
 /**
- * \brief Read text from server, appending to a string buffer until the
+ *  Read text from server, appending to a string buffer until the
  * usual 000 terminator is found.  Caller is responsible for freeing
  * the returned pointer.
  */
-char *read_server_text(void) {
-       char *text = NULL;
-       size_t bytes_allocated = 0;
-       size_t bytes_read = 0;
-       int linelen;
-       char buf[SIZ];
-
-       text = malloc(SIZ);
-       if (text == NULL) {
-               return(NULL);
+int read_server_text(StrBuf *Buf, long *nLines)
+{
+       wcsession *WCC = WC;
+       long nRead;
+       long nTotal = 0;
+       long nlines;
+       
+       nlines = 0;
+       while ((WCC->serv_sock!=-1) &&
+              (nRead = StrBuf_ServGetln(Buf), (nRead >= 0) ))
+       {
+               if (strcmp(ChrPtr(Buf) + nTotal, "000") != 0) {
+                       StrBufCutRight(Buf, nRead);
+                       break;
+               }
+               nTotal += nRead;
+               nlines ++;
        }
-       text[0] = 0;
-       bytes_allocated = SIZ;
 
-       while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
-               linelen = strlen(buf);
-               buf[linelen] = '\n';
-               buf[linelen+1] = 0;
-               ++linelen;
-
-               if ((bytes_read + linelen) >= (bytes_allocated - 2)) {
-                       bytes_allocated = 2 * bytes_allocated;
-                       text = realloc(text, bytes_allocated);
-               }
+       *nLines = nlines;
+       return nTotal;
+}
+
+
+
+
+
+
+int GetServerStatus(StrBuf *Line, long* FullState)
+{
+       if (FullState != NULL)
+               *FullState = StrTol(Line);
+       return ChrPtr(Line)[0] - 48;
+}
+
+
+void tmplput_serv_ip(StrBuf *Target, WCTemplputParams *TP)
+{
+       StrBufAppendPrintf(Target, "%d", WC->ctdl_pid);
+}
+
+void tmplput_serv_nodename(StrBuf *Target, WCTemplputParams *TP)
+{
+       wcsession *WCC = WC;
+       if (WCC->serv_info == NULL)
+               return;
+       StrBufAppendTemplate(Target, TP, WCC->serv_info->serv_nodename, 0);
+}
+
+void tmplput_serv_humannode(StrBuf *Target, WCTemplputParams *TP)
+{
+       wcsession *WCC = WC;
+       if (WCC->serv_info == NULL)
+               return;
+       StrBufAppendTemplate(Target, TP, WCC->serv_info->serv_humannode, 0);
+}
+
+void tmplput_serv_fqdn(StrBuf *Target, WCTemplputParams *TP)
+{
+       wcsession *WCC = WC;
+       if (WCC->serv_info == NULL)
+               return;
+       StrBufAppendTemplate(Target, TP, WCC->serv_info->serv_fqdn, 0);
+}
 
-               strcpy(&text[bytes_read], buf);
-               bytes_read += linelen;
+void tmplput_serv_software(StrBuf *Target, WCTemplputParams *TP)
+{
+       wcsession *WCC = WC;
+       if (WCC->serv_info == NULL)
+               return;
+       StrBufAppendTemplate(Target, TP, WCC->serv_info->serv_software, 0);
+}
+
+void tmplput_serv_rev_level(StrBuf *Target, WCTemplputParams *TP)
+{
+       wcsession *WCC = WC;
+       if (WCC->serv_info == NULL)
+               return;
+       StrBufAppendPrintf(Target, "%d.%02d",
+                           WCC->serv_info->serv_rev_level / 100,
+                           WCC->serv_info->serv_rev_level % 100);
+}
+int conditional_serv_newuser_disabled(StrBuf *Target, WCTemplputParams *TP)
+{
+       wcsession *WCC = WC;
+       if (WCC->serv_info == NULL)
+               return 0;
+       return WCC->serv_info->serv_newuser_disabled != 0;
+}
+int conditional_serv_supports_openid(StrBuf *Target, WCTemplputParams *TP)
+{
+       wcsession *WCC = WC;
+       if (WCC->serv_info == NULL)
+               return 0;
+       return WCC->serv_info->serv_supports_openid != 0;
+}
+
+void tmplput_serv_bbs_city(StrBuf *Target, WCTemplputParams *TP)
+{
+       wcsession *WCC = WC;
+       if (WCC->serv_info == NULL)
+               return;
+       StrBufAppendTemplate(Target, TP, WC->serv_info->serv_bbs_city, 0);
+}
+
+
+void tmplput_mesg(StrBuf *Target, WCTemplputParams *TP)
+{
+       int n = 0;
+       int Done = 0;
+       StrBuf *Line;
+       StrBuf *Buf;
+
+       Buf = NewStrBuf();
+       Line = NewStrBuf();
+       serv_printf("MESG %s", TP->Tokens->Params[0]->Start);
+
+       StrBuf_ServGetln(Line);
+       if (GetServerStatus(Line, NULL) == 1) {
+               while (!Done &&  (StrBuf_ServGetln(Line)>=0)) {
+                       if ( (StrLength(Line)==3) && 
+                            !strcmp(ChrPtr(Line), "000")) 
+                               Done = 1;
+                       else
+                       {
+                               if (n > 0)
+                                       StrBufAppendBufPlain(Buf, "\n", 1, 0);
+                               StrBufAppendBuf(Buf, Line, 0);
+                       }
+                       n++;
+               }
+       
+               FlushStrBuf(Line);
+               FmOut(Line, "center", Buf);
+               StrBufAppendTemplate(Target, TP, Line, 1);
        }
+       FreeStrBuf(&Buf);
+       FreeStrBuf(&Line);
+}
 
-       return(text);
+void 
+InitModule_SERVFUNC
+(void)
+{
+       is_uds = strcasecmp(ctdlhost, "uds") == 0;
+       if (is_uds)
+               snprintf(serv_sock_name, PATH_MAX, "%s/citadel.socket", ctdlport);
+
+       RegisterConditional(HKEY("COND:SERV:OPENID"), 2, conditional_serv_supports_openid, CTX_NONE);
+       RegisterConditional(HKEY("COND:SERV:NEWU"), 2, conditional_serv_newuser_disabled, CTX_NONE);
+       RegisterNamespace("SERV:PID", 0, 0, tmplput_serv_ip, CTX_NONE);
+       RegisterNamespace("SERV:NODENAME", 0, 1, tmplput_serv_nodename, CTX_NONE);
+       RegisterNamespace("SERV:HUMANNODE", 0, 1, tmplput_serv_humannode, CTX_NONE);
+       RegisterNamespace("SERV:FQDN", 0, 1, tmplput_serv_fqdn, CTX_NONE);
+       RegisterNamespace("SERV:SOFTWARE", 0, 1, tmplput_serv_software, CTX_NONE);
+       RegisterNamespace("SERV:REV_LEVEL", 0, 0, tmplput_serv_rev_level, CTX_NONE);
+       RegisterNamespace("SERV:BBS_CITY", 0, 1, tmplput_serv_bbs_city, CTX_NONE);
+       RegisterNamespace("SERV:MESG", 1, 2, tmplput_mesg, CTX_NONE);
+/*TODO //      RegisterNamespace("SERV:LDAP_SUPP", 0, 0, tmplput_serv_ldap_enabled, 0); */
 }
 
 
 
+void 
+SessionDestroyModule_SERVFUNC
+(wcsession *sess)
+{
+       DeleteServInfo(&sess->serv_info);
+}
 /*@}*/