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 as
10 * published by the Free Software Foundation; either version 3 of the
11 * License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #define SHOW_ME_VAPPEND_PRINTF
28 #include "webserver.h"
30 StrBuf *csslocal = NULL;
31 HashList *HandlerHash = NULL;
33 void PutRequestLocalMem(void *Data, DeleteHashDataFunc DeleteIt)
38 n = GetCount(WCC->Hdr->HTTPHeaders);
39 Put(WCC->Hdr->HTTPHeaders, IKEY(n), Data, DeleteIt);
42 void DeleteWebcitHandler(void *vHandler)
44 WebcitHandler *Handler = (WebcitHandler*) vHandler;
45 FreeStrBuf(&Handler->Name);
46 FreeStrBuf(&Handler->DisplayName);
50 void WebcitAddUrlHandler(const char * UrlString, long UrlSLen,
51 const char *DisplayName, long dslen,
55 WebcitHandler *NewHandler;
56 NewHandler = (WebcitHandler*) malloc(sizeof(WebcitHandler));
58 NewHandler->Flags = Flags;
59 NewHandler->Name = NewStrBufPlain(UrlString, UrlSLen);
60 StrBufShrinkToFit(NewHandler->Name, 1);
61 NewHandler->DisplayName = NewStrBufPlain(DisplayName, dslen);
62 StrBufShrinkToFit(NewHandler->DisplayName, 1);
63 Put(HandlerHash, UrlString, UrlSLen, NewHandler, DeleteWebcitHandler);
66 void tmplput_HANDLER_DISPLAYNAME(StrBuf *Target, WCTemplputParams *TP)
69 if (WCC->Hdr->HR.Handler != NULL)
70 StrBufAppendTemplate(Target, TP, WCC->Hdr->HR.Handler->DisplayName, 0);
75 * web-printing funcion. uses our vsnprintf wrapper
77 #ifdef UBER_VERBOSE_DEBUGGING
78 void wcc_printf(const char *FILE, const char *FUNCTION, long LINE, const char *format,...)
80 void wc_printf(const char *format,...)
86 if (WCC->WBuf == NULL)
87 WCC->WBuf = NewStrBuf();
88 #ifdef UBER_VERBOSE_DEBUGGING
89 StrBufAppendPrintf(WCC->WBuf, "\n%s:%s:%d[", FILE, FUNCTION, LINE);
92 va_start(arg_ptr, format);
93 StrBufVAppendPrintf(WCC->WBuf, format, arg_ptr);
95 #ifdef UBER_VERBOSE_DEBUGGING
96 StrBufAppendPrintf(WCC->WBuf, "]\n");
101 * http-header-printing funcion. uses our vsnprintf wrapper
103 void hprintf(const char *format,...)
108 va_start(arg_ptr, format);
109 StrBufVAppendPrintf(WCC->HBuf, format, arg_ptr);
116 * wrap up an HTTP session, closes tags, etc.
118 * print_standard_html_footer should be set to:
119 * 0 - to transmit only,
120 * nonzero - to append the closing tags
122 void wDumpContent(int print_standard_html_footer)
124 if (print_standard_html_footer) {
125 wc_printf("</div> <!-- end of 'content' div -->\n");
126 do_template("trailing");
129 /* If we've been saving it all up for one big output burst,
130 * go ahead and do that now.
139 * Output HTTP headers and leading HTML for a page
141 void output_headers( int do_httpheaders, /* 1 = output HTTP headers */
142 int do_htmlhead, /* 1 = output HTML <head> section and <body> opener */
144 int do_room_banner, /* 0=no, 1=yes,
145 * 2 = I'm going to embed my own, so don't open the
146 * <div id="content"> either.
149 int unset_cookies, /* 1 = session is terminating, so unset the cookies */
150 int suppress_check, /* 1 = suppress check for instant messages */
151 int cache /* 1 = allow browser to cache this page */
156 hprintf("HTTP/1.1 200 OK\n");
157 http_datestring(httpnow, sizeof httpnow, time(NULL));
159 if (do_httpheaders) {
160 if (WCC->serv_info != NULL)
161 hprintf("Content-type: text/html; charset=utf-8\r\n"
163 "Connection: close\r\n",
165 ChrPtr(WCC->serv_info->serv_software));
167 hprintf("Content-type: text/html; charset=utf-8\r\n"
168 "Server: %s / [n/a]\n"
169 "Connection: close\r\n",
174 char httpTomorow[128];
176 http_datestring(httpTomorow, sizeof httpTomorow,
177 time(NULL) + 60 * 60 * 24 * 2);
179 hprintf("Pragma: public\r\n"
180 "Cache-Control: max-age=3600, must-revalidate\r\n"
181 "Last-modified: %s\r\n"
188 hprintf("Pragma: no-cache\r\n"
189 "Cache-Control: no-store\r\n"
194 if (cache < 2) stuff_to_cookie(unset_cookies);
200 /* check for ImportantMessages (these display in a div overlaying the main screen) */
201 if (!IsEmptyStr(WCC->ImportantMessage)) {
202 wc_printf("<div id=\"important_message\">\n"
203 "<span class=\"imsg\">");
204 StrEscAppend(WCC->WBuf, NULL, WCC->ImportantMessage, 0, 0);
205 wc_printf("</span><br>\n"
208 StrBufAppendBufPlain(WCC->trailing_javascript,
209 HKEY("setTimeout('hide_imsg_popup()', 5000); \n"),
212 WCC->ImportantMessage[0] = 0;
214 else if (StrLength(WCC->ImportantMsg) > 0) {
215 wc_printf("<div id=\"important_message\">\n"
216 "<span class=\"imsg\">");
217 StrEscAppend(WCC->WBuf, WCC->ImportantMsg, NULL, 0, 0);
218 wc_printf("</span><br>\n"
221 StrBufAppendBufPlain(WCC->trailing_javascript,
222 HKEY("setTimeout('hide_imsg_popup()', 5000); \n"),
225 FlushStrBuf(WCC->ImportantMsg);
227 if ( (WCC->logged_in) && (!unset_cookies) ) {
228 DoTemplate(HKEY("paging"), NULL, &NoCtx);
231 if (do_room_banner == 1) {
232 tmplput_roombanner(NULL, NULL);
236 if (do_room_banner == 1) {
237 wc_printf("<div id=\"content\">\n");
241 void output_custom_content_header(const char *ctype) {
242 hprintf("HTTP/1.1 200 OK\r\n");
243 hprintf("Content-type: %s; charset=utf-8\r\n",ctype);
244 hprintf("Server: %s / %s\r\n", PACKAGE_STRING, ChrPtr(WC->serv_info->serv_software));
245 hprintf("Connection: close\r\n");
250 * Generic function to do an HTTP redirect. Easy and fun.
252 void http_redirect(const char *whichpage) {
253 hprintf("HTTP/1.1 302 Moved Temporarily\n");
254 hprintf("Location: %s\r\n", whichpage);
255 hprintf("URI: %s\r\n", whichpage);
256 hprintf("Content-type: text/html; charset=utf-8\r\n");
258 wc_printf("<html><body>");
259 wc_printf("Go <a href=\"%s\">here</A>.", whichpage);
260 wc_printf("</body></html>\n");
267 * Output a piece of content to the web browser using conformant HTTP and MIME semantics
269 void http_transmit_thing(const char *content_type, int is_static)
272 syslog(9, "http_transmit_thing(%s)%s\n", content_type, ((is_static > 0) ? " (static)" : ""));
273 output_headers(0, 0, 0, 0, 0, is_static);
275 hprintf("Content-type: %s\r\n"
277 "Connection: close\r\n",
286 * Convenience functions to display a page containing only a string
288 * titlebarcolor color of the titlebar of the frame
289 * titlebarmsg text to display in the title bar
290 * messagetext body of the box
292 void convenience_page(const char *titlebarcolor, const char *titlebarmsg, const char *messagetext)
294 hprintf("HTTP/1.1 200 OK\n");
295 output_headers(1, 1, 2, 0, 0, 0);
296 wc_printf("<div id=\"banner\">\n");
297 wc_printf("<table width=100%% border=0 bgcolor=\"#%s\"><tr><td>", titlebarcolor);
298 wc_printf("<span class=\"titlebar\">%s</span>\n", titlebarmsg);
299 wc_printf("</td></tr></table>\n");
300 wc_printf("</div>\n<div id=\"content\">\n");
301 escputs(messagetext);
303 wc_printf("<hr />\n");
309 * Display a blank page.
311 void blank_page(void) {
312 output_headers(1, 1, 0, 0, 0, 0);
318 * A template has been requested
320 void url_do_template(void) {
321 const StrBuf *MimeType;
322 const StrBuf *Tmpl = sbstr("template");
324 MimeType = DoTemplate(SKEY(Tmpl), NULL, &NoCtx);
325 http_transmit_thing(ChrPtr(MimeType), 0);
331 * convenience function to indicate success
333 void display_success(char *successmessage)
335 convenience_page("007700", "OK", successmessage);
340 * Authorization required page (sends a 401, causing the browser to request login credentials)
342 void authorization_required(void)
345 const char *message = "";
347 hprintf("HTTP/1.1 401 Authorization Required\r\n");
349 "Server: %s / %s\r\n"
350 "Connection: close\r\n",
351 PACKAGE_STRING, ChrPtr(WC->serv_info->serv_software)
353 hprintf("WWW-Authenticate: Basic realm=\"%s\"\r\n", ChrPtr(WC->serv_info->serv_humannode));
354 hprintf("Content-Type: text/html\r\n");
357 wc_printf(_("Authorization Required"));
358 wc_printf("</h1>\r\n");
361 if (WCC->ImportantMsg != NULL)
362 message = ChrPtr(WCC->ImportantMsg);
363 else if (WCC->ImportantMessage != NULL)
364 message = WCC->ImportantMessage;
366 wc_printf(_("The resource you requested requires a valid username and password. "
367 "You could not be logged in: %s\n"), message);
369 end_webcit_session();
373 * Convenience functions to wrap around asynchronous ajax responses
375 void begin_ajax_response(void) {
378 FlushStrBuf(WCC->HBuf);
379 output_headers(0, 0, 0, 0, 0, 0);
381 hprintf("Content-type: text/html; charset=UTF-8\r\n"
383 "Connection: close\r\n"
390 * print ajax response footer
392 void end_ajax_response(void) {
399 * Wraps a Citadel server command in an AJAX transaction.
401 void ajax_servcmd(void)
409 syslog(LOG_DEBUG, "ajax_servcmd() g_cmd=\"%s\"\n", bstr("g_cmd") );
410 begin_ajax_response();
412 serv_puts(bstr("g_cmd"));
413 StrBuf_ServGetln(Buf);
414 StrBufAppendBuf(WCC->WBuf, Buf, 0);
415 StrBufAppendBufPlain(WCC->WBuf, HKEY("\n"), 0);
417 switch (GetServerStatus(Buf, NULL)) {
419 serv_puts("\n\n000");
420 if ( (StrLength(Buf)==3) &&
421 !strcmp(ChrPtr(Buf), "000")) {
422 StrBufAppendBufPlain(WCC->WBuf, HKEY("\000"), 0);
427 if (StrBuf_ServGetln(Buf) < 0)
429 if ( (StrLength(Buf)==3) &&
430 !strcmp(ChrPtr(Buf), "000")) {
433 StrBufAppendBuf(WCC->WBuf, Buf, 0);
434 StrBufAppendBufPlain(WCC->WBuf, HKEY("\n"), 0);
438 text_to_server(bstr("g_input"));
442 len = atol(&ChrPtr(Buf)[4]);
443 StrBuf_ServGetBLOBBuffered(Buf, len);
446 len = atol(&ChrPtr(Buf)[4]);
448 memset(junk, 0, len);
449 serv_write(junk, len);
456 * This is kind of an ugly hack, but this is the only place it can go.
457 * If the command was GEXP, then the instant messenger window must be
458 * running, so reset the "last_pager_check" watchdog timer so
459 * that page_popup() doesn't try to open it a second time.
461 if (!strncasecmp(bstr("g_cmd"), "GEXP", 4)) {
462 WCC->last_pager_check = time(NULL);
469 * Helper function for the asynchronous check to see if we need
470 * to open the instant messenger window.
472 void seconds_since_last_gexp(void)
476 if ( (time(NULL) - WC->last_pager_check) < 30) {
482 serv_getln(buf, sizeof buf);
494 * Save a URL destination so we can go to it later
496 void push_destination(void) {
500 wc_printf("no session");
504 FreeStrBuf(&WCC->PushedDestination);
505 WCC->PushedDestination = NewStrBufDup(SBSTR("url"));
506 syslog(9, "Push: %s\n", ChrPtr(WCC->PushedDestination));
511 * Go to the URL saved by push_destination()
513 void pop_destination(void) {
517 * If we are in the middle of a new user signup, the server may request that
518 * we first pass through a registration screen.
520 if ((WCC) && (WCC->need_regi)) {
521 if ((WCC->PushedDestination != NULL) && (StrLength(WCC->PushedDestination) > 0)) {
522 /* Registering will take us to the My Citadel Config room, so save our place */
523 StrBufAppendBufPlain(WCC->PushedDestination, HKEY("?go="), 0);
524 StrBufUrlescAppend(WCC->PushedDestination, WCC->CurRoom.name, NULL);
532 * Do something reasonable if we somehow ended up requesting a pop without
533 * having first done a push.
535 if ( (!WCC) || (WCC->PushedDestination == NULL) || (StrLength(WCC->PushedDestination) == 0) ) {
541 * All righty then! We have a destination saved, so go there now.
543 syslog(9, "Pop: %s\n", ChrPtr(WCC->PushedDestination));
544 http_redirect(ChrPtr(WCC->PushedDestination));
549 int ReadPostData(void)
552 int urlencoded_post = 0;
554 StrBuf *content = NULL;
556 urlencoded_post = (strncasecmp(ChrPtr(WCC->Hdr->HR.ContentType), "application/x-www-form-urlencoded", 33) == 0) ;
558 content = NewStrBufPlain(NULL, WCC->Hdr->HR.ContentLength + 256);
560 if (!urlencoded_post)
562 StrBufPrintf(content,
564 "Content-length: %ld\n\n",
565 ChrPtr(WCC->Hdr->HR.ContentType),
566 WCC->Hdr->HR.ContentLength);
569 /** Read the entire input data at once. */
570 rc = client_read_to(WCC->Hdr, content,
571 WCC->Hdr->HR.ContentLength,
577 if (urlencoded_post) {
578 ParseURLParams(content);
579 } else if (!strncasecmp(ChrPtr(WCC->Hdr->HR.ContentType), "multipart", 9)) {
584 len = StrLength(content);
585 Buf = SmashStrBuf(&content);
587 mime_parser(Buf, BufEnd, *upload_handler, NULL, NULL, NULL, 0);
589 } else if (WCC->Hdr->HR.ContentLength > 0) {
590 WCC->upload = content;
591 WCC->upload_length = StrLength(WCC->upload);
594 FreeStrBuf(&content);
599 void ParseREST_URL(void)
602 StrBuf *pFloor = NULL;
605 const char *pCh = NULL;
609 syslog(1, "parsing rest URL: %s\n", ChrPtr(WCC->Hdr->HR.ReqLine));
611 WCC->Directory = NewHash(1, Flathash);
612 WCC->CurrentFloor = NULL;
615 while (StrBufExtract_NextToken(Buf, WCC->Hdr->HR.ReqLine, &pCh, '/') >= 0)
617 if (StrLength(Buf) != 0) {
618 /* ignore empty path segments */
619 StrBufUnescape(Buf, 1);
620 Put(WCC->Directory, IKEY(i), Buf, HFreeStrBuf);
631 Floors = GetFloorListHash(NULL, NULL);
635 if (GetHash(WCC->FloorsByName, SKEY(pFloor), &vFloor))
636 WCC->CurrentFloor = (Floor*) vFloor;
641 int Conditional_REST_DEPTH(StrBuf *Target, WCTemplputParams *TP)
647 if (WCC->Hdr->HR.Handler != NULL)
649 Depth = GetTemplateTokenNumber(Target, TP, 2, 0);
650 IsDepth = GetCount(WCC->Directory) + offset;
652 // LogTemplateError(Target, "bla", 1, TP, "REST_DEPTH: %ld : %ld\n", Depth, IsDepth);
655 return IsDepth > Depth;
658 return Depth == IsDepth;
664 * Entry point for WebCit transaction
666 void session_loop(void)
673 * We stuff these with the values coming from the client cookies,
674 * so we can use them to reconnect a timed out session if we have to.
679 WCC->upload_length = 0;
681 WCC->Hdr->nWildfireHeaders = 0;
682 if (WCC->Hdr->HR.Handler != NULL)
683 Flags = WCC->Hdr->HR.Handler->Flags; /* so we can temporarily add our own... */
685 if (WCC->Hdr->HR.ContentLength > 0) {
686 if (ReadPostData() < 0) {
692 WCC->trailing_javascript = NewStrBuf();
694 /* Convert base64-encoded URL's back to plain text */
695 if (!strncmp(ChrPtr(WCC->Hdr->this_page), "/B64", 4)) {
696 StrBufCutLeft(WCC->Hdr->this_page, 4);
697 StrBufDecodeBase64(WCC->Hdr->this_page);
698 http_redirect(ChrPtr(WCC->Hdr->this_page));
699 goto SKIP_ALL_THIS_CRAP;
702 /* If there are variables in the URL, we must grab them now */
703 if (WCC->Hdr->PlainArgs != NULL)
704 ParseURLParams(WCC->Hdr->PlainArgs);
706 /* If the client sent a nonce that is incorrect, kill the request. */
707 if (havebstr("nonce")) {
708 syslog(9, "Comparing supplied nonce %s to session nonce %d\n",
709 bstr("nonce"), WCC->nonce
711 if (ibstr("nonce") != WCC->nonce) {
712 syslog(9, "Ignoring request with mismatched nonce.\n");
713 hprintf("HTTP/1.1 404 Security check failed\r\n");
714 hprintf("Content-Type: text/plain\r\n");
716 wc_printf("Security check failed.\r\n");
718 goto SKIP_ALL_THIS_CRAP;
723 * If we're not connected to a Citadel server, try to hook up the connection now.
725 if (!WCC->connected) {
726 if (GetConnected()) {
727 hprintf("HTTP/1.1 503 Service Unavailable\r\n");
728 hprintf("Content-Type: text/html\r\n");
730 wc_printf("<html><head><title>503 Service Unavailable</title></head><body>\n");
731 wc_printf(_("This program was unable to connect or stay "
732 "connected to the Citadel server. Please report "
733 "this problem to your system administrator.")
736 wc_printf("<a href=\"http://www.citadel.org/doku.php/"
737 "faq:generalquestions:webcit_unable_to_connect\">%s</a>",
740 wc_printf("</body></html>\n");
742 goto SKIP_ALL_THIS_CRAP;
747 * If we're not logged in, but we have authentication data (either from
748 * a cookie or from http-auth), try logging in to Citadel using that.
750 if ((!WCC->logged_in)
751 && (StrLength(WCC->Hdr->c_username) > 0)
752 && (StrLength(WCC->Hdr->c_password) > 0))
757 serv_printf("USER %s", ChrPtr(WCC->Hdr->c_username));
758 StrBuf_ServGetln(Buf);
759 if (GetServerStatus(Buf, &Status) == 3) {
760 serv_printf("PASS %s", ChrPtr(WCC->Hdr->c_password));
761 StrBuf_ServGetln(Buf);
762 if (GetServerStatus(Buf, NULL) == 2) {
763 become_logged_in(WCC->Hdr->c_username,
764 WCC->Hdr->c_password, Buf);
766 /* Should only display when password is wrong */
767 WCC->ImportantMsg = NewStrBufPlain(ChrPtr(Buf) + 4, StrLength(Buf) - 4);
768 authorization_required();
770 goto SKIP_ALL_THIS_CRAP;
773 else if (Status == 541) {
778 xhttp = (WCC->Hdr->HR.eReqType != eGET) &&
779 (WCC->Hdr->HR.eReqType != ePOST) &&
780 (WCC->Hdr->HR.eReqType != eHEAD);
783 * If a 'go' (or 'gotofirst') parameter has been specified, attempt to goto that room
784 * prior to doing anything else.
786 if (havebstr("go")) {
788 syslog(9, "Explicit room selection: %s\n", bstr("go"));
789 ret = gotoroom(sbstr("go")); /* do quietly to avoid session output! */
790 if ((ret/100) != 2) {
791 syslog(1, "Unable to change to [%s]; Reason: %d\n", bstr("go"), ret);
794 else if (havebstr("gotofirst")) {
796 syslog(9, "Explicit room selection: %s\n", bstr("gotofirst"));
797 ret = gotoroom(sbstr("gotofirst")); /* do quietly to avoid session output! */
798 if ((ret/100) != 2) {
799 syslog(1, "Unable to change to [%s]; Reason: %d\n", bstr("gotofirst"), ret);
804 * If we aren't in any room yet, but we have cookie data telling us where we're
805 * supposed to be, and 'go' was not specified, then go there.
807 else if ( (StrLength(WCC->CurRoom.name) == 0) && ( (StrLength(WCC->Hdr->c_roomname) > 0) )) {
810 syslog(9, "We are in '%s' but cookie indicates '%s', going there...\n",
811 ChrPtr(WCC->CurRoom.name),
812 ChrPtr(WCC->Hdr->c_roomname)
814 ret = gotoroom(WCC->Hdr->c_roomname); /* do quietly to avoid session output! */
815 if ((ret/100) != 2) {
816 syslog(1, "COOKIEGOTO: Unable to change to [%s]; Reason: %d\n",
817 ChrPtr(WCC->Hdr->c_roomname), ret);
821 if (WCC->Hdr->HR.Handler != NULL) {
822 if ( (!WCC->logged_in)
823 && ((WCC->Hdr->HR.Handler->Flags & ANONYMOUS) == 0)
824 && (WCC->serv_info->serv_supports_guest == 0)
830 if ((WCC->Hdr->HR.Handler->Flags & PARSE_REST_URL) != 0)
833 if ((WCC->Hdr->HR.Handler->Flags & AJAX) != 0)
834 begin_ajax_response();
835 WCC->Hdr->HR.Handler->F();
836 if ((WCC->Hdr->HR.Handler->Flags & AJAX) != 0)
840 /* When all else fails, display the default landing page or a main menu. */
843 * ordinary browser users get a nice login screen, DAV etc. requsets
844 * are given a 401 so they can handle it appropriate.
846 if (!WCC->logged_in) {
848 authorization_required();
851 display_default_landing_page();
855 * Toplevel dav requests? or just a flat browser request?
873 * Display the appropriate landing page for this site.
875 void display_default_landing_page(void) {
878 if (WCC && WCC->serv_info && WCC->serv_info->serv_supports_guest) {
881 if (default_landing_page) {
882 http_redirect(default_landing_page);
885 StrBuf *teh_lobby = NewStrBufPlain(HKEY("_BASEROOM_"));
886 smart_goto(teh_lobby);
887 FreeStrBuf(&teh_lobby);
897 * Replacement for sleep() that uses select() in order to avoid SIGALRM
899 void sleeeeeeeeeep(int seconds)
905 select(0, NULL, NULL, NULL, &tv);
908 int Conditional_IS_HTTPS(StrBuf *Target, WCTemplputParams *TP)
910 return is_https != 0;
913 void AppendImportantMessage(const char *pch, long len)
917 if (StrLength(WCC->ImportantMsg) > 0) {
918 StrBufAppendBufPlain(WCC->ImportantMsg, HKEY("\n"), 0);
921 StrBufAppendBufPlain(WCC->ImportantMsg, pch, len, 0);
924 int ConditionalImportantMesage(StrBuf *Target, WCTemplputParams *TP)
928 return ((!IsEmptyStr(WCC->ImportantMessage)) ||
929 (StrLength(WCC->ImportantMsg) > 0));
934 void tmplput_importantmessage(StrBuf *Target, WCTemplputParams *TP)
939 if (!IsEmptyStr(WCC->ImportantMessage)) {
940 StrEscAppend(Target, NULL, WCC->ImportantMessage, 0, 0);
941 WCC->ImportantMessage[0] = '\0';
943 else if (StrLength(WCC->ImportantMsg) > 0) {
944 StrEscAppend(Target, WCC->ImportantMsg, NULL, 0, 0);
945 FlushStrBuf(WCC->ImportantMsg);
950 void tmplput_trailing_javascript(StrBuf *Target, WCTemplputParams *TP)
955 StrBufAppendTemplate(Target, TP, WCC->trailing_javascript, 0);
958 void tmplput_csslocal(StrBuf *Target, WCTemplputParams *TP)
960 StrBufAppendBuf(Target,
964 extern char static_local_dir[PATH_MAX];
972 WebcitAddUrlHandler(HKEY("blank"), "", 0, blank_page, ANONYMOUS|COOKIEUNNEEDED|ISSTATIC);
973 WebcitAddUrlHandler(HKEY("do_template"), "", 0, url_do_template, ANONYMOUS);
974 WebcitAddUrlHandler(HKEY("sslg"), "", 0, seconds_since_last_gexp, AJAX|LOGCHATTY);
975 WebcitAddUrlHandler(HKEY("ajax_servcmd"), "", 0, ajax_servcmd, 0);
976 WebcitAddUrlHandler(HKEY("webcit"), "", 0, blank_page, URLNAMESPACE);
977 WebcitAddUrlHandler(HKEY("push"), "", 0, push_destination, AJAX);
978 WebcitAddUrlHandler(HKEY("pop"), "", 0, pop_destination, 0);
980 WebcitAddUrlHandler(HKEY("401"), "", 0, authorization_required, ANONYMOUS|COOKIEUNNEEDED);
981 RegisterConditional(HKEY("COND:IMPMSG"), 0, ConditionalImportantMesage, CTX_NONE);
982 RegisterConditional(HKEY("COND:REST:DEPTH"), 0, Conditional_REST_DEPTH, CTX_NONE);
983 RegisterConditional(HKEY("COND:IS_HTTPS"), 0, Conditional_IS_HTTPS, CTX_NONE);
985 RegisterNamespace("CSSLOCAL", 0, 0, tmplput_csslocal, NULL, CTX_NONE);
986 RegisterNamespace("IMPORTANTMESSAGE", 0, 0, tmplput_importantmessage, NULL, CTX_NONE);
987 RegisterNamespace("TRAILING_JAVASCRIPT", 0, 0, tmplput_trailing_javascript, NULL, CTX_NONE);
988 RegisterNamespace("URL:DISPLAYNAME", 0, 1, tmplput_HANDLER_DISPLAYNAME, NULL, CTX_NONE);
991 snprintf(dir, SIZ, "%s/webcit.css", static_local_dir);
992 if (!access(dir, R_OK)) {
993 syslog(9, "Using local Stylesheet [%s]\n", dir);
994 csslocal = NewStrBufPlain(HKEY("<link href=\"static.local/webcit.css\" rel=\"stylesheet\" type=\"text/css\" />"));
997 syslog(9, "No Site-local Stylesheet [%s] installed. \n", dir);
1002 ServerStartModule_WEBCIT
1005 HandlerHash = NewHash(1, NULL);
1010 ServerShutdownModule_WEBCIT
1013 FreeStrBuf(&csslocal);
1014 DeleteHash(&HandlerHash);
1020 SessionNewModule_WEBCIT
1023 sess->ImportantMsg = NewStrBuf();
1024 sess->WBuf = NewStrBufPlain(NULL, SIZ * 4);
1025 sess->HBuf = NewStrBufPlain(NULL, SIZ / 4);
1029 SessionDetachModule_WEBCIT
1032 DeleteHash(&sess->Directory);
1034 FreeStrBuf(&sess->upload);
1035 sess->upload_length = 0;
1037 FreeStrBuf(&sess->trailing_javascript);
1039 if (StrLength(sess->WBuf) > SIZ * 30) /* Bigger than 120K? release. */
1041 FreeStrBuf(&sess->WBuf);
1042 sess->WBuf = NewStrBuf();
1045 FlushStrBuf(sess->WBuf);
1046 FlushStrBuf(sess->HBuf);
1050 SessionDestroyModule_WEBCIT
1053 FreeStrBuf(&sess->WBuf);
1054 FreeStrBuf(&sess->HBuf);
1055 FreeStrBuf(&sess->ImportantMsg);
1056 FreeStrBuf(&sess->PushedDestination);