2 * This is the main transaction loop of the web service. It maintains a
3 * persistent session to the Citadel server, handling HTTP WebCit requests as
4 * they arrive and presenting a user interface.
6 * Copyright (c) 1996-2011 by the citadel.org team
8 * This program is open source software. You can redistribute it and/or
9 * modify it under the terms of the GNU General Public License, version 3.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
17 #define SHOW_ME_VAPPEND_PRINTF
22 #include "webserver.h"
24 StrBuf *csslocal = NULL;
25 HashList *HandlerHash = NULL;
27 void stuff_to_cookie(int unset_cookie);
28 extern int GetConnected(void);
31 void PutRequestLocalMem(void *Data, DeleteHashDataFunc DeleteIt)
36 n = GetCount(WCC->Hdr->HTTPHeaders);
37 Put(WCC->Hdr->HTTPHeaders, IKEY(n), Data, DeleteIt);
40 void DeleteWebcitHandler(void *vHandler)
42 WebcitHandler *Handler = (WebcitHandler*) vHandler;
43 FreeStrBuf(&Handler->Name);
44 FreeStrBuf(&Handler->DisplayName);
48 void WebcitAddUrlHandler(const char * UrlString, long UrlSLen,
49 const char *DisplayName, long dslen,
53 WebcitHandler *NewHandler;
54 NewHandler = (WebcitHandler*) malloc(sizeof(WebcitHandler));
56 NewHandler->Flags = Flags;
57 NewHandler->Name = NewStrBufPlain(UrlString, UrlSLen);
58 StrBufShrinkToFit(NewHandler->Name, 1);
59 NewHandler->DisplayName = NewStrBufPlain(DisplayName, dslen);
60 StrBufShrinkToFit(NewHandler->DisplayName, 1);
61 Put(HandlerHash, UrlString, UrlSLen, NewHandler, DeleteWebcitHandler);
64 void tmplput_HANDLER_DISPLAYNAME(StrBuf *Target, WCTemplputParams *TP)
67 if (WCC->Hdr->HR.Handler != NULL)
68 StrBufAppendTemplate(Target, TP, WCC->Hdr->HR.Handler->DisplayName, 0);
73 * web-printing funcion. uses our vsnprintf wrapper
75 #ifdef UBER_VERBOSE_DEBUGGING
76 void wcc_printf(const char *FILE, const char *FUNCTION, long LINE, const char *format,...)
78 void wc_printf(const char *format,...)
84 if (WCC->WBuf == NULL)
85 WCC->WBuf = NewStrBuf();
86 #ifdef UBER_VERBOSE_DEBUGGING
87 StrBufAppendPrintf(WCC->WBuf, "\n%s:%s:%d[", FILE, FUNCTION, LINE);
90 va_start(arg_ptr, format);
91 StrBufVAppendPrintf(WCC->WBuf, format, arg_ptr);
93 #ifdef UBER_VERBOSE_DEBUGGING
94 StrBufAppendPrintf(WCC->WBuf, "]\n");
99 * http-header-printing funcion. uses our vsnprintf wrapper
101 void hprintf(const char *format,...)
106 va_start(arg_ptr, format);
107 StrBufVAppendPrintf(WCC->HBuf, format, arg_ptr);
114 * wrap up an HTTP session, closes tags, etc.
116 * print_standard_html_footer should be set to:
117 * 0 - to transmit only,
118 * nonzero - to append the closing tags
120 void wDumpContent(int print_standard_html_footer)
122 if (print_standard_html_footer) {
123 wc_printf("</div> <!-- end of 'content' div -->\n");
124 do_template("trailing");
127 /* If we've been saving it all up for one big output burst,
128 * go ahead and do that now.
137 * Output HTTP headers and leading HTML for a page
139 void output_headers( int do_httpheaders, /* 1 = output HTTP headers */
140 int do_htmlhead, /* 1 = output HTML <head> section and <body> opener */
142 int do_room_banner, /* 0=no, 1=yes,
143 * 2 = I'm going to embed my own, so don't open the
144 * <div id="content"> either.
147 int unset_cookies, /* 1 = session is terminating, so unset the cookies */
148 int suppress_check, /* 1 = suppress check for instant messages */
149 int cache /* 1 = allow browser to cache this page */
154 hprintf("HTTP/1.1 200 OK\n");
155 http_datestring(httpnow, sizeof httpnow, time(NULL));
157 if (do_httpheaders) {
158 if (WCC->serv_info != NULL)
159 hprintf("Content-type: text/html; charset=utf-8\r\n"
161 "Connection: close\r\n",
163 ChrPtr(WCC->serv_info->serv_software));
165 hprintf("Content-type: text/html; charset=utf-8\r\n"
166 "Server: %s / [n/a]\n"
167 "Connection: close\r\n",
172 char httpTomorow[128];
174 http_datestring(httpTomorow, sizeof httpTomorow,
175 time(NULL) + 60 * 60 * 24 * 2);
177 hprintf("Pragma: public\r\n"
178 "Cache-Control: max-age=3600, must-revalidate\r\n"
179 "Last-modified: %s\r\n"
186 hprintf("Pragma: no-cache\r\n"
187 "Cache-Control: no-store\r\n"
192 if (cache < 2) stuff_to_cookie(unset_cookies);
197 if ( (WCC->logged_in) && (!unset_cookies) ) {
198 DoTemplate(HKEY("paging"), NULL, &NoCtx);
200 if (do_room_banner == 1) {
201 tmplput_roombanner(NULL, NULL);
205 if (do_room_banner == 1) {
206 wc_printf("<div id=\"content\">\n");
210 void output_custom_content_header(const char *ctype) {
211 hprintf("HTTP/1.1 200 OK\r\n");
212 hprintf("Content-type: %s; charset=utf-8\r\n",ctype);
213 hprintf("Server: %s / %s\r\n", PACKAGE_STRING, ChrPtr(WC->serv_info->serv_software));
214 hprintf("Connection: close\r\n");
219 * Generic function to do an HTTP redirect. Easy and fun.
221 void http_redirect(const char *whichpage) {
222 hprintf("HTTP/1.1 302 Moved Temporarily\n");
223 hprintf("Location: %s\r\n", whichpage);
224 hprintf("URI: %s\r\n", whichpage);
225 hprintf("Content-type: text/html; charset=utf-8\r\n");
228 wc_printf("<html><body>");
229 wc_printf("Go <a href=\"%s\">here</A>.", whichpage);
230 wc_printf("</body></html>\n");
237 * Output a piece of content to the web browser using conformant HTTP and MIME semantics
239 void http_transmit_thing(const char *content_type, int is_static)
242 syslog(9, "http_transmit_thing(%s)%s", content_type, ((is_static > 0) ? " (static)" : ""));
243 output_headers(0, 0, 0, 0, 0, is_static);
245 hprintf("Content-type: %s\r\n"
247 "Connection: close\r\n",
256 * Convenience functions to display a page containing only a string
258 * titlebarcolor color of the titlebar of the frame
259 * titlebarmsg text to display in the title bar
260 * messagetext body of the box
262 void convenience_page(const char *titlebarcolor, const char *titlebarmsg, const char *messagetext)
264 hprintf("HTTP/1.1 200 OK\n");
265 output_headers(1, 1, 2, 0, 0, 0);
266 wc_printf("<div id=\"banner\">\n");
267 wc_printf("<table width=100%% border=0 bgcolor=\"#%s\"><tr><td>", titlebarcolor);
268 wc_printf("<span class=\"titlebar\">%s</span>\n", titlebarmsg);
269 wc_printf("</td></tr></table>\n");
270 wc_printf("</div>\n<div id=\"content\">\n");
271 escputs(messagetext);
273 wc_printf("<hr />\n");
279 * Display a blank page.
281 void blank_page(void) {
282 output_headers(1, 1, 0, 0, 0, 0);
288 * A template has been requested
290 void url_do_template(void) {
291 const StrBuf *MimeType;
292 const StrBuf *Tmpl = sbstr("template");
294 MimeType = DoTemplate(SKEY(Tmpl), NULL, &NoCtx);
295 http_transmit_thing(ChrPtr(MimeType), 0);
301 * convenience function to indicate success
303 void display_success(const char *successmessage)
305 convenience_page("007700", "OK", successmessage);
310 * Authorization required page (sends a 401, causing the browser to request login credentials)
312 void authorization_required(void)
315 const char *message = "";
317 hprintf("HTTP/1.1 401 Authorization Required\r\n");
319 "Server: %s / %s\r\n"
320 "Connection: close\r\n",
321 PACKAGE_STRING, ChrPtr(WC->serv_info->serv_software)
323 hprintf("WWW-Authenticate: Basic realm=\"%s\"\r\n", ChrPtr(WC->serv_info->serv_humannode));
324 hprintf("Content-Type: text/html\r\n");
327 wc_printf(_("Authorization Required"));
328 wc_printf("</h1>\r\n");
330 if (WCC->ImportantMsg != NULL) {
331 message = ChrPtr(WCC->ImportantMsg);
335 _("The resource you requested requires a valid username and password. "
336 "You could not be logged in: %s\n"),
344 * Convenience functions to wrap around asynchronous ajax responses
346 void begin_ajax_response(void) {
349 FlushStrBuf(WCC->HBuf);
350 output_headers(0, 0, 0, 0, 0, 0);
352 hprintf("Content-type: text/html; charset=UTF-8\r\n"
354 "Connection: close\r\n"
362 * print ajax response footer
364 void end_ajax_response(void) {
370 * Wraps a Citadel server command in an AJAX transaction.
372 void ajax_servcmd(void)
380 syslog(LOG_DEBUG, "ajax_servcmd() g_cmd=\"%s\"", bstr("g_cmd") );
381 begin_ajax_response();
383 serv_puts(bstr("g_cmd"));
384 StrBuf_ServGetln(Buf);
385 StrBufAppendBuf(WCC->WBuf, Buf, 0);
386 StrBufAppendBufPlain(WCC->WBuf, HKEY("\n"), 0);
388 switch (GetServerStatus(Buf, NULL)) {
390 serv_puts("\n\n000");
391 if ( (StrLength(Buf)==3) &&
392 !strcmp(ChrPtr(Buf), "000")) {
393 StrBufAppendBufPlain(WCC->WBuf, HKEY("\000"), 0);
398 if (StrBuf_ServGetln(Buf) < 0)
400 if ( (StrLength(Buf)==3) &&
401 !strcmp(ChrPtr(Buf), "000")) {
404 StrBufAppendBuf(WCC->WBuf, Buf, 0);
405 StrBufAppendBufPlain(WCC->WBuf, HKEY("\n"), 0);
409 text_to_server(bstr("g_input"));
413 len = atol(&ChrPtr(Buf)[4]);
414 StrBuf_ServGetBLOBBuffered(Buf, len);
417 len = atol(&ChrPtr(Buf)[4]);
419 memset(junk, 0, len);
420 serv_write(junk, len);
427 * This is kind of an ugly hack, but this is the only place it can go.
428 * If the command was GEXP, then the instant messenger window must be
429 * running, so reset the "last_pager_check" watchdog timer so
430 * that page_popup() doesn't try to open it a second time. TODO: page_popup isn't with us anymore.
432 if (!strncasecmp(bstr("g_cmd"), "GEXP", 4)) {
433 WCC->last_pager_check = time(NULL);
440 * Helper function for the asynchronous check to see if we need
441 * to open the instant messenger window.
443 void seconds_since_last_gexp(void)
447 if ( (time(NULL) - WC->last_pager_check) < 30) {
453 serv_getln(buf, sizeof buf);
465 * Save a URL destination so we can go to it later
467 void push_destination(void) {
471 wc_printf("no session");
475 FreeStrBuf(&WCC->PushedDestination);
476 WCC->PushedDestination = NewStrBufDup(SBSTR("url"));
477 syslog(9, "Push: %s", ChrPtr(WCC->PushedDestination));
483 * Go to the URL saved by push_destination()
485 void pop_destination(void) {
489 * If we are in the middle of a new user signup, the server may request that
490 * we first pass through a registration screen.
492 if ((WCC) && (WCC->need_regi)) {
493 if ((WCC->PushedDestination != NULL) && (StrLength(WCC->PushedDestination) > 0)) {
494 /* Registering will take us to the My Citadel Config room, so save our place */
495 StrBufAppendBufPlain(WCC->PushedDestination, HKEY("?go="), 0);
496 StrBufUrlescAppend(WCC->PushedDestination, WCC->CurRoom.name, NULL);
504 * Do something reasonable if we somehow ended up requesting a pop without
505 * having first done a push.
507 if ( (!WCC) || (WCC->PushedDestination == NULL) || (StrLength(WCC->PushedDestination) == 0) ) {
513 * All righty then! We have a destination saved, so go there now.
515 syslog(9, "Pop: %s", ChrPtr(WCC->PushedDestination));
516 http_redirect(ChrPtr(WCC->PushedDestination));
521 int ReadPostData(void)
524 int urlencoded_post = 0;
526 StrBuf *content = NULL;
528 urlencoded_post = (strncasecmp(ChrPtr(WCC->Hdr->HR.ContentType), "application/x-www-form-urlencoded", 33) == 0) ;
530 content = NewStrBufPlain(NULL, WCC->Hdr->HR.ContentLength + 256);
532 if (!urlencoded_post)
534 StrBufPrintf(content,
536 "Content-length: %ld\n\n",
537 ChrPtr(WCC->Hdr->HR.ContentType),
538 WCC->Hdr->HR.ContentLength);
541 /** Read the entire input data at once. */
542 rc = client_read_to(WCC->Hdr, content,
543 WCC->Hdr->HR.ContentLength,
549 if (urlencoded_post) {
550 ParseURLParams(content);
551 } else if (!strncasecmp(ChrPtr(WCC->Hdr->HR.ContentType), "multipart", 9)) {
556 len = StrLength(content);
557 Buf = SmashStrBuf(&content);
559 mime_parser(Buf, BufEnd, *upload_handler, NULL, NULL, NULL, 0);
561 } else if (WCC->Hdr->HR.ContentLength > 0) {
562 WCC->upload = content;
563 WCC->upload_length = StrLength(WCC->upload);
566 FreeStrBuf(&content);
571 int Conditional_REST_DEPTH(StrBuf *Target, WCTemplputParams *TP)
577 if (WCC->Hdr->HR.Handler != NULL)
579 Depth = GetTemplateTokenNumber(Target, TP, 2, 0);
580 IsDepth = GetCount(WCC->Directory) + offset;
582 // LogTemplateError(Target, "bla", 1, TP, "REST_DEPTH: %ld : %ld\n", Depth, IsDepth);
585 return IsDepth > Depth;
588 return Depth == IsDepth;
594 * Entry point for WebCit transaction
596 void session_loop(void)
602 * We stuff these with the values coming from the client cookies,
603 * so we can use them to reconnect a timed out session if we have to.
608 WCC->upload_length = 0;
610 WCC->Hdr->nWildfireHeaders = 0;
612 if (WCC->Hdr->HR.ContentLength > 0) {
613 if (ReadPostData() < 0) {
619 WCC->trailing_javascript = NewStrBuf();
621 /* Convert base64-encoded URL's back to plain text */
622 if (!strncmp(ChrPtr(WCC->Hdr->this_page), "/B64", 4)) {
623 StrBufCutLeft(WCC->Hdr->this_page, 4);
624 StrBufDecodeBase64(WCC->Hdr->this_page);
625 http_redirect(ChrPtr(WCC->Hdr->this_page));
626 goto SKIP_ALL_THIS_CRAP;
629 /* If there are variables in the URL, we must grab them now */
630 if (WCC->Hdr->PlainArgs != NULL)
631 ParseURLParams(WCC->Hdr->PlainArgs);
633 /* If the client sent a nonce that is incorrect, kill the request. */
634 if (havebstr("nonce")) {
635 syslog(9, "Comparing supplied nonce %s to session nonce %d",
636 bstr("nonce"), WCC->nonce
638 if (ibstr("nonce") != WCC->nonce) {
639 syslog(9, "Ignoring request with mismatched nonce.");
640 hprintf("HTTP/1.1 404 Security check failed\r\n");
641 hprintf("Content-Type: text/plain\r\n");
643 wc_printf("Security check failed.\r\n");
645 goto SKIP_ALL_THIS_CRAP;
650 * If we're not connected to a Citadel server, try to hook up the connection now.
652 if (!WCC->connected) {
653 if (GetConnected()) {
654 hprintf("HTTP/1.1 503 Service Unavailable\r\n");
655 hprintf("Content-Type: text/html\r\n");
657 wc_printf("<html><head><title>503 Service Unavailable</title></head><body>\n");
658 wc_printf(_("This program was unable to connect or stay "
659 "connected to the Citadel server. Please report "
660 "this problem to your system administrator.")
663 wc_printf("<a href=\"http://www.citadel.org/doku.php/"
664 "faq:generalquestions:webcit_unable_to_connect\">%s</a>",
667 wc_printf("</body></html>\n");
669 goto SKIP_ALL_THIS_CRAP;
674 * If we're not logged in, but we have authentication data (either from
675 * a cookie or from http-auth), try logging in to Citadel using that.
677 if ( (!WCC->logged_in)
678 && (StrLength(WCC->Hdr->c_username) > 0)
679 && (StrLength(WCC->Hdr->c_password) > 0)
684 serv_printf("USER %s", ChrPtr(WCC->Hdr->c_username));
685 StrBuf_ServGetln(Buf);
686 if (GetServerStatus(Buf, &Status) == 3) {
687 serv_printf("PASS %s", ChrPtr(WCC->Hdr->c_password));
688 StrBuf_ServGetln(Buf);
689 if (GetServerStatus(Buf, NULL) == 2) {
690 become_logged_in(WCC->Hdr->c_username,
691 WCC->Hdr->c_password, Buf);
693 /* Should only display when password is wrong */
694 WCC->ImportantMsg = NewStrBufPlain(ChrPtr(Buf) + 4, StrLength(Buf) - 4);
695 authorization_required();
697 goto SKIP_ALL_THIS_CRAP;
700 else if (Status == 541) {
705 xhttp = (WCC->Hdr->HR.eReqType != eGET) &&
706 (WCC->Hdr->HR.eReqType != ePOST) &&
707 (WCC->Hdr->HR.eReqType != eHEAD);
710 * If a 'go' (or 'gotofirst') parameter has been specified, attempt to goto that room
711 * prior to doing anything else.
713 if (havebstr("go")) {
715 syslog(9, "Explicit room selection: %s", bstr("go"));
716 ret = gotoroom(sbstr("go")); /* do quietly to avoid session output! */
717 if ((ret/100) != 2) {
718 syslog(1, "Unable to change to [%s]; Reason: %d", bstr("go"), ret);
721 else if (havebstr("gotofirst")) {
723 syslog(9, "Explicit room selection: %s", bstr("gotofirst"));
724 ret = gotoroom(sbstr("gotofirst")); /* do quietly to avoid session output! */
725 if ((ret/100) != 2) {
726 syslog(1, "Unable to change to [%s]; Reason: %d", bstr("gotofirst"), ret);
731 * If we aren't in any room yet, but we have cookie data telling us where we're
732 * supposed to be, and 'go' was not specified, then go there.
734 else if ( (StrLength(WCC->CurRoom.name) == 0) && ( (StrLength(WCC->Hdr->c_roomname) > 0) )) {
737 syslog(9, "We are in '%s' but cookie indicates '%s', going there...",
738 ChrPtr(WCC->CurRoom.name),
739 ChrPtr(WCC->Hdr->c_roomname)
741 ret = gotoroom(WCC->Hdr->c_roomname); /* do quietly to avoid session output! */
742 if ((ret/100) != 2) {
743 syslog(1, "COOKIEGOTO: Unable to change to [%s]; Reason: %d",
744 ChrPtr(WCC->Hdr->c_roomname), ret);
748 if (WCC->Hdr->HR.Handler != NULL) {
749 if ( (!WCC->logged_in)
750 && ((WCC->Hdr->HR.Handler->Flags & ANONYMOUS) == 0)
751 && (WCC->serv_info->serv_supports_guest == 0)
756 if ((WCC->Hdr->HR.Handler->Flags & AJAX) != 0) {
757 begin_ajax_response();
759 WCC->Hdr->HR.Handler->F();
760 if ((WCC->Hdr->HR.Handler->Flags & AJAX) != 0) {
765 /* When all else fails, display the default landing page or a main menu. */
768 * ordinary browser users get a nice login screen, DAV etc. requsets
769 * are given a 401 so they can handle it appropriate.
771 if (!WCC->logged_in) {
773 authorization_required();
776 display_default_landing_page();
780 * Toplevel dav requests? or just a flat browser request?
800 * Display the appropriate landing page for this site.
802 void display_default_landing_page(void) {
805 if (WCC && WCC->serv_info && WCC->serv_info->serv_supports_guest) {
808 if (havebstr("go")) {
809 syslog(9, "Explicit room selection: %s", bstr("go"));
810 StrBuf *teh_room = NewStrBufPlain(bstr("go"), strlen(bstr("go")));
811 smart_goto(teh_room);
812 FreeStrBuf(&teh_room);
814 else if (default_landing_page) {
815 http_redirect(default_landing_page);
818 StrBuf *teh_lobby = NewStrBufPlain(HKEY("_BASEROOM_"));
819 smart_goto(teh_lobby);
820 FreeStrBuf(&teh_lobby);
830 * Replacement for sleep() that uses select() in order to avoid SIGALRM
832 void sleeeeeeeeeep(int seconds)
838 select(0, NULL, NULL, NULL, &tv);
841 int Conditional_IS_HTTPS(StrBuf *Target, WCTemplputParams *TP)
843 return is_https != 0;
846 void AppendImportantMessage(const char *pch, long len)
850 if (StrLength(WCC->ImportantMsg) > 0) {
851 StrBufAppendBufPlain(WCC->ImportantMsg, HKEY("\n"), 0);
854 StrBufAppendBufPlain(WCC->ImportantMsg, pch, len, 0);
857 int ConditionalImportantMesage(StrBuf *Target, WCTemplputParams *TP)
861 return (StrLength(WCC->ImportantMsg) > 0);
866 void tmplput_importantmessage(StrBuf *Target, WCTemplputParams *TP)
871 if (StrLength(WCC->ImportantMsg) > 0) {
872 StrEscAppend(Target, WCC->ImportantMsg, NULL, 0, 0);
873 FlushStrBuf(WCC->ImportantMsg);
878 void tmplput_trailing_javascript(StrBuf *Target, WCTemplputParams *TP)
883 StrBufAppendTemplate(Target, TP, WCC->trailing_javascript, 0);
886 void tmplput_csslocal(StrBuf *Target, WCTemplputParams *TP)
888 StrBufAppendBuf(Target,
892 void tmplput_packagestring(StrBuf *Target, WCTemplputParams *TP)
894 StrBufAppendBufPlain(Target,
895 HKEY(PACKAGE_STRING), 0);
898 extern char static_local_dir[PATH_MAX];
906 WebcitAddUrlHandler(HKEY("blank"), "", 0, blank_page, ANONYMOUS|COOKIEUNNEEDED|ISSTATIC);
907 WebcitAddUrlHandler(HKEY("landing"), "", 0, display_default_landing_page, ANONYMOUS|COOKIEUNNEEDED);
908 WebcitAddUrlHandler(HKEY("do_template"), "", 0, url_do_template, ANONYMOUS);
909 WebcitAddUrlHandler(HKEY("sslg"), "", 0, seconds_since_last_gexp, AJAX|LOGCHATTY);
910 WebcitAddUrlHandler(HKEY("ajax_servcmd"), "", 0, ajax_servcmd, 0);
911 WebcitAddUrlHandler(HKEY("webcit"), "", 0, blank_page, URLNAMESPACE);
912 WebcitAddUrlHandler(HKEY("push"), "", 0, push_destination, AJAX);
913 WebcitAddUrlHandler(HKEY("pop"), "", 0, pop_destination, 0);
915 WebcitAddUrlHandler(HKEY("401"), "", 0, authorization_required, ANONYMOUS|COOKIEUNNEEDED);
916 RegisterConditional(HKEY("COND:IMPMSG"), 0, ConditionalImportantMesage, CTX_NONE);
917 RegisterConditional(HKEY("COND:REST:DEPTH"), 0, Conditional_REST_DEPTH, CTX_NONE);
918 RegisterConditional(HKEY("COND:IS_HTTPS"), 0, Conditional_IS_HTTPS, CTX_NONE);
920 RegisterNamespace("CSSLOCAL", 0, 0, tmplput_csslocal, NULL, CTX_NONE);
921 RegisterNamespace("IMPORTANTMESSAGE", 0, 0, tmplput_importantmessage, NULL, CTX_NONE);
922 RegisterNamespace("TRAILING_JAVASCRIPT", 0, 0, tmplput_trailing_javascript, NULL, CTX_NONE);
923 RegisterNamespace("URL:DISPLAYNAME", 0, 1, tmplput_HANDLER_DISPLAYNAME, NULL, CTX_NONE);
924 RegisterNamespace("PACKAGESTRING", 0, 1, tmplput_packagestring, NULL, CTX_NONE);
927 snprintf(dir, SIZ, "%s/webcit.css", static_local_dir);
928 if (!access(dir, R_OK)) {
929 syslog(9, "Using local Stylesheet [%s]", dir);
930 csslocal = NewStrBufPlain(HKEY("<link href=\"static.local/webcit.css\" rel=\"stylesheet\" type=\"text/css\" />"));
933 syslog(9, "No Site-local Stylesheet [%s] installed.", dir);
938 ServerStartModule_WEBCIT
941 HandlerHash = NewHash(1, NULL);
946 ServerShutdownModule_WEBCIT
949 FreeStrBuf(&csslocal);
950 DeleteHash(&HandlerHash);
956 SessionNewModule_WEBCIT
959 sess->ImportantMsg = NewStrBuf();
960 sess->WBuf = NewStrBufPlain(NULL, SIZ * 4);
961 sess->HBuf = NewStrBufPlain(NULL, SIZ / 4);
965 SessionDetachModule_WEBCIT
968 DeleteHash(&sess->Directory);
970 FreeStrBuf(&sess->upload);
971 sess->upload_length = 0;
973 FreeStrBuf(&sess->trailing_javascript);
975 if (StrLength(sess->WBuf) > SIZ * 30) /* Bigger than 120K? release. */
977 FreeStrBuf(&sess->WBuf);
978 sess->WBuf = NewStrBuf();
981 FlushStrBuf(sess->WBuf);
982 FlushStrBuf(sess->HBuf);
986 SessionDestroyModule_WEBCIT
989 FreeStrBuf(&sess->WBuf);
990 FreeStrBuf(&sess->HBuf);
991 FreeStrBuf(&sess->ImportantMsg);
992 FreeStrBuf(&sess->PushedDestination);