4 * This is the main transaction loop of the web service. It maintains a
5 * persistent session to the Citadel server, handling HTTP WebCit requests as
6 * they arrive and presenting a user interface.
9 #define SHOW_ME_VAPPEND_PRINTF
12 #include "webserver.h"
18 * String to unset the cookie.
19 * Any date "in the past" will work, so I chose my birthday, right down to
20 * the exact minute. :)
22 static char *unset = "; expires=28-May-1971 18:10:00 GMT";
24 HashList *HandlerHash = NULL;
26 void WebcitAddUrlHandler(const char * UrlString,
31 WebcitHandler *NewHandler;
33 if (HandlerHash == NULL)
34 HandlerHash = NewHash(1, NULL);
36 NewHandler = (WebcitHandler*) malloc(sizeof(WebcitHandler));
38 NewHandler->Flags = Flags;
39 Put(HandlerHash, UrlString, UrlSLen, NewHandler, NULL);
43 * remove escaped strings from i.e. the url string (like %20 for blanks)
45 long unescape_input(char *buf)
54 while ((buflen > 0) && (isspace(buf[buflen - 1]))){
64 /* don't let % chars through, rather truncate the input. */
74 sscanf(hex, "%02x", &b);
78 memmove(&buf[a + 1], &buf[a + 3], len);
88 void free_url(void *U)
90 urlcontent *u = (urlcontent*) U;
91 FreeStrBuf(&u->url_data);
96 * Extract variables from the URL.
98 void ParseURLParams(StrBuf *url)
100 const char *aptr, *bptr, *eptr, *up;
103 struct wcsession *WCC = WC;
105 if (WCC->urlstrings == NULL)
106 WCC->urlstrings = NewHash(1, NULL);
107 eptr = ChrPtr(url) + StrLength(url);
109 while ((up < eptr) && (!IsEmptyStr(up))) {
111 while ((aptr < eptr) && (*aptr != '\0') && (*aptr != '='))
118 while ((bptr < eptr) && (*bptr != '\0')
119 && (*bptr != '&') && (*bptr != '?') && (*bptr != ' ')) {
122 keylen = aptr - up - 1; /* -1 -> '=' */
123 if(keylen > sizeof(u->url_key)) {
124 lprintf(1, "URLkey to long! [%s]", up);
128 u = (urlcontent *) malloc(sizeof(urlcontent));
129 memcpy(u->url_key, up, keylen);
130 u->url_key[keylen] = '\0';
132 lprintf(1, "URLkey to long! [%s]", up);
137 Put(WCC->urlstrings, u->url_key, keylen, u, free_url);
139 u->url_data = NewStrBufPlain(aptr, len);
140 StrBufUnescape(u->url_data, 1);
144 #ifdef DEBUG_URLSTRINGS
145 lprintf(9, "%s = [%ld] %s\n",
147 StrLength(u->url_data),
148 ChrPtr(u->url_data));
154 * free urlstring memory
158 DeleteHash(&WC->urlstrings);
162 * Diagnostic function to display the contents of all variables
167 struct wcsession *WCC = WC;
174 Cursor = GetNewHashPos ();
175 while (GetNextHashPos(WCC->urlstrings, Cursor, &HKLen, &HKey, &U)) {
177 wprintf("%38s = %s\n", u->url_key, ChrPtr(u->url_data));
182 * Return the value of a variable supplied to the current web page (from the url or a form)
185 const char *XBstr(const char *key, size_t keylen, size_t *len)
189 if ((WC->urlstrings != NULL) &&
190 GetHash(WC->urlstrings, key, keylen, &U)) {
191 *len = StrLength(((urlcontent *)U)->url_data);
192 return ChrPtr(((urlcontent *)U)->url_data);
200 const char *XBSTR(const char *key, size_t *len)
204 if ((WC->urlstrings != NULL) &&
205 GetHash(WC->urlstrings, key, strlen (key), &U)){
206 *len = StrLength(((urlcontent *)U)->url_data);
207 return ChrPtr(((urlcontent *)U)->url_data);
216 const char *BSTR(const char *key)
220 if ((WC->urlstrings != NULL) &&
221 GetHash(WC->urlstrings, key, strlen (key), &U))
222 return ChrPtr(((urlcontent *)U)->url_data);
227 const char *Bstr(const char *key, size_t keylen)
231 if ((WC->urlstrings != NULL) &&
232 GetHash(WC->urlstrings, key, keylen, &U))
233 return ChrPtr(((urlcontent *)U)->url_data);
238 const StrBuf *SBSTR(const char *key)
242 if ((WC->urlstrings != NULL) &&
243 GetHash(WC->urlstrings, key, strlen (key), &U))
244 return ((urlcontent *)U)->url_data;
249 const StrBuf *SBstr(const char *key, size_t keylen)
253 if ((WC->urlstrings != NULL) &&
254 GetHash(WC->urlstrings, key, keylen, &U))
255 return ((urlcontent *)U)->url_data;
260 long LBstr(const char *key, size_t keylen)
264 if ((WC->urlstrings != NULL) &&
265 GetHash(WC->urlstrings, key, keylen, &U))
266 return StrTol(((urlcontent *)U)->url_data);
271 long LBSTR(const char *key)
275 if ((WC->urlstrings != NULL) &&
276 GetHash(WC->urlstrings, key, strlen(key), &U))
277 return StrTol(((urlcontent *)U)->url_data);
282 int IBstr(const char *key, size_t keylen)
286 if ((WC->urlstrings != NULL) &&
287 GetHash(WC->urlstrings, key, keylen, &U))
288 return StrTol(((urlcontent *)U)->url_data);
293 int IBSTR(const char *key)
297 if ((WC->urlstrings != NULL) &&
298 GetHash(WC->urlstrings, key, strlen(key), &U))
299 return StrToi(((urlcontent *)U)->url_data);
304 int HaveBstr(const char *key, size_t keylen)
308 if ((WC->urlstrings != NULL) &&
309 GetHash(WC->urlstrings, key, keylen, &U))
310 return (StrLength(((urlcontent *)U)->url_data) != 0);
315 int HAVEBSTR(const char *key)
319 if ((WC->urlstrings != NULL) &&
320 GetHash(WC->urlstrings, key, strlen(key), &U))
321 return (StrLength(((urlcontent *)U)->url_data) != 0);
327 int YesBstr(const char *key, size_t keylen)
331 if ((WC->urlstrings != NULL) &&
332 GetHash(WC->urlstrings, key, keylen, &U))
333 return strcmp( ChrPtr(((urlcontent *)U)->url_data), "yes") == 0;
338 int YESBSTR(const char *key)
342 if ((WC->urlstrings != NULL) &&
343 GetHash(WC->urlstrings, key, strlen(key), &U))
344 return strcmp( ChrPtr(((urlcontent *)U)->url_data), "yes") == 0;
350 * web-printing funcion. uses our vsnprintf wrapper
352 void wprintf(const char *format,...)
354 struct wcsession *WCC = WC;
357 if (WCC->WBuf == NULL)
358 WCC->WBuf = NewStrBuf();
360 va_start(arg_ptr, format);
361 StrBufVAppendPrintf(WCC->WBuf, format, arg_ptr);
364 /// if (StrLength(WCC-WBuf) > 2048)
365 ///client_write(wbuf, strlen(wbuf));
369 * http-header-printing funcion. uses our vsnprintf wrapper
371 void hprintf(const char *format,...)
373 struct wcsession *WCC = WC;
376 va_start(arg_ptr, format);
377 StrBufVAppendPrintf(WCC->HBuf, format, arg_ptr);
380 /// if (StrLength(WCC-WBuf) > 2048)
381 ///client_write(wbuf, strlen(wbuf));
385 void put_trailing_javascript(void) {
386 wprintf("%s", ChrPtr(WC->trailing_javascript));
390 * wrap up an HTTP session, closes tags, etc.
392 * print_standard_html_footer should be set to:
393 * 0 - to transmit only,
394 * nonzero - to append the closing tags
396 void wDumpContent(int print_standard_html_footer)
398 if (print_standard_html_footer) {
399 wprintf("</div> <!-- end of 'content' div -->\n");
400 svcallback("TRAILING_JAVASCRIPT", put_trailing_javascript);
401 do_template("trailing", NULL);
404 /* If we've been saving it all up for one big output burst,
405 * go ahead and do that now.
413 * Copy a string, escaping characters which have meaning in HTML.
415 * target target buffer
416 * strbuf source buffer
417 * nbsp If nonzero, spaces are converted to non-breaking spaces.
418 * nolinebreaks if set, linebreaks are removed from the string.
420 long stresc(char *target, long tSize, char *strbuf, int nbsp, int nolinebreaks)
422 char *aptr, *bptr, *eptr;
427 eptr = target + tSize - 6; // our biggest unit to put in...
430 while ((bptr < eptr) && !IsEmptyStr(aptr) ){
432 memcpy(bptr, "<", 4);
435 else if (*aptr == '>') {
436 memcpy(bptr, ">", 4);
439 else if (*aptr == '&') {
440 memcpy(bptr, "&", 5);
443 else if (*aptr == '\"') {
444 memcpy(bptr, """, 6);
447 else if (*aptr == '\'') {
448 memcpy(bptr, "'", 5);
451 else if (*aptr == LB) {
455 else if (*aptr == RB) {
459 else if (*aptr == QU) {
463 else if ((*aptr == 32) && (nbsp == 1)) {
464 memcpy(bptr, " ", 6);
467 else if ((*aptr == '\n') && (nolinebreaks)) {
468 *bptr='\0'; /* nothing */
470 else if ((*aptr == '\r') && (nolinebreaks)) {
471 *bptr='\0'; /* nothing */
480 if ((bptr = eptr - 1 ) && !IsEmptyStr(aptr) )
482 return (bptr - target);
486 void escputs1(char *strbuf, int nbsp, int nolinebreaks)
488 StrEscAppend(WC->WBuf, NULL, strbuf, nbsp, nolinebreaks);
491 void StrEscputs1(const StrBuf *strbuf, int nbsp, int nolinebreaks)
493 StrEscAppend(WC->WBuf, strbuf, NULL, nbsp, nolinebreaks);
497 * static wrapper for ecsputs1
499 void escputs(char *strbuf)
501 escputs1(strbuf, 0, 0);
506 * static wrapper for ecsputs1
508 void StrEscPuts(const StrBuf *strbuf)
510 StrEscputs1(strbuf, 0, 0);
515 * urlescape buffer and print it to the client
517 void urlescputs(const char *strbuf)
519 StrBufUrlescAppend(WC->WBuf, NULL, strbuf);
523 * urlescape buffer and print it to the client
525 void UrlescPutStrBuf(const StrBuf *strbuf)
527 StrBufUrlescAppend(WC->WBuf, strbuf, NULL);
531 * urlescape buffer and print it as header
533 void hurlescputs(const char *strbuf)
535 StrBufUrlescAppend(WC->HBuf, NULL, strbuf);
540 * Copy a string, escaping characters for JavaScript strings.
542 void jsesc(char *target, size_t tlen, char *strbuf)
551 len = strlen (strbuf);
553 tend = target + tlen;
557 while (!IsEmptyStr(sptr) &&
563 else if (*sptr == '>')
565 else if (*sptr == '\'') {
571 else if (*sptr == '"') {
581 else if (*sptr == '&') {
598 * escape and print javascript
600 void jsescputs(char *strbuf)
604 jsesc(outbuf, SIZ, strbuf);
605 wprintf("%s", outbuf);
609 * print a string to the client after cleaning it with msgesc() and stresc()
611 void msgescputs1( char *strbuf)
615 if ((strbuf == NULL) || IsEmptyStr(strbuf))
617 OutBuf = NewStrBuf();
618 StrMsgEscAppend(OutBuf, NULL, strbuf);
619 StrEscAppend(WC->WBuf, OutBuf, NULL, 0, 0);
624 * print a string to the client after cleaning it with msgesc()
626 void msgescputs(char *strbuf) {
627 if ((strbuf != NULL) && !IsEmptyStr(strbuf))
628 StrMsgEscAppend(WC->WBuf, NULL, strbuf);
635 * Output HTTP headers and leading HTML for a page
637 void output_headers( int do_httpheaders, /* 1 = output HTTP headers */
638 int do_htmlhead, /* 1 = output HTML <head> section and <body> opener */
640 int do_room_banner, /* 0=no, 1=yes,
641 * 2 = I'm going to embed my own, so don't open the
642 * <div id="content"> either.
645 int unset_cookies, /* 1 = session is terminating, so unset the cookies */
646 int suppress_check, /* 1 = suppress check for instant messages */
647 int cache /* 1 = allow browser to cache this page */
652 hprintf("HTTP/1.1 200 OK\n");
653 http_datestring(httpnow, sizeof httpnow, time(NULL));
655 if (do_httpheaders) {
656 hprintf("Content-type: text/html; charset=utf-8\r\n"
658 "Connection: close\r\n",
659 PACKAGE_STRING, serv_info.serv_software
664 char httpTomorow[128];
666 http_datestring(httpTomorow, sizeof httpTomorow,
667 time(NULL) + 60 * 60 * 24 * 2);
669 hprintf("Pragma: public\r\n"
670 "Cache-Control: max-age=3600, must-revalidate\r\n"
671 "Last-modified: %s\r\n"
678 hprintf("Pragma: no-cache\r\n"
679 "Cache-Control: no-store\r\n"
684 stuff_to_cookie(cookie, 1024, WC->wc_session, WC->wc_username,
685 WC->wc_password, WC->wc_roomname);
688 hprintf("Set-cookie: webcit=%s; path=/\r\n", unset);
690 hprintf("Set-cookie: webcit=%s; path=/\r\n", cookie);
691 if (server_cookie != NULL) {
692 hprintf("%s\n", server_cookie);
698 if (!access("static.local/webcit.css", R_OK)) {
699 svprintf(HKEY("CSSLOCAL"), WCS_STRING,
700 "<link href=\"static.local/webcit.css\" rel=\"stylesheet\" type=\"text/css\">"
703 do_template("head", NULL);
710 /* check for ImportantMessages (these display in a div overlaying the main screen) */
711 if (!IsEmptyStr(WC->ImportantMessage)) {
712 wprintf("<div id=\"important_message\">\n"
713 "<span class=\"imsg\">");
714 escputs(WC->ImportantMessage);
715 wprintf("</span><br />\n"
717 "<script type=\"text/javascript\">\n"
718 " setTimeout('hide_imsg_popup()', 5000); \n"
720 WC->ImportantMessage[0] = 0;
723 if ( (WC->logged_in) && (!unset_cookies) ) {
724 wprintf("<div id=\"iconbar\">");
725 do_selected_iconbar();
726 /** check for instant messages (these display in a new window) */
731 if (do_room_banner == 1) {
732 wprintf("<div id=\"banner\">\n");
733 embed_room_banner(NULL, navbar_default);
738 if (do_room_banner == 1) {
739 wprintf("<div id=\"content\">\n");
745 * Generic function to do an HTTP redirect. Easy and fun.
747 void http_redirect(const char *whichpage) {
748 hprintf("HTTP/1.1 302 Moved Temporarily\n");
749 hprintf("Location: %s\r\n", whichpage);
750 hprintf("URI: %s\r\n", whichpage);
751 hprintf("Content-type: text/html; charset=utf-8\r\n");
752 wprintf("<html><body>");
753 wprintf("Go <a href=\"%s\">here</A>.", whichpage);
754 wprintf("</body></html>\n");
761 * Output a piece of content to the web browser using conformant HTTP and MIME semantics
763 void http_transmit_thing(const char *content_type,
766 lprintf(9, "http_transmit_thing(%s)%s\n",
768 (is_static ? " (static)" : "")
770 output_headers(0, 0, 0, 0, 0, is_static);
772 hprintf("Content-type: %s\r\n"
774 "Connection: close\r\n",
782 * print menu box like used in the floor view or admin interface.
783 * This function takes pair of strings as va_args,
784 * Title Title string of the box
785 * Class CSS Class for the box
786 * nLines How many string pairs should we print? (URL, UrlText)
787 * ... Pairs of URL Strings and their Names
789 void print_menu_box(char* Title, char *Class, int nLines, ...)
794 svput("BOXTITLE", WCS_STRING, Title);
795 do_template("beginbox", NULL);
797 wprintf("<ul class=\"%s\">", Class);
799 va_start(arg_list, nLines);
800 for (i = 0; i < nLines; ++i)
802 wprintf("<li><a href=\"%s\">", va_arg(arg_list, char *));
803 wprintf((char *) va_arg(arg_list, char *));
804 wprintf("</a></li>\n");
808 wprintf("</a></li>\n");
812 do_template("endbox", NULL);
817 * dump out static pages from disk
819 void output_static(char *what)
825 const char *content_type;
829 fd = open(what, O_RDONLY);
831 lprintf(9, "output_static('%s') -- NOT FOUND --\n", what);
832 hprintf("HTTP/1.1 404 %s\r\n", strerror(errno));
833 hprintf("Content-Type: text/plain\r\n");
834 wprintf("Cannot open %s: %s\r\n", what, strerror(errno));
838 content_type = GuessMimeByFilename(what, len);
840 if (fstat(fd, &statbuf) == -1) {
841 lprintf(9, "output_static('%s') -- FSTAT FAILED --\n", what);
842 hprintf("HTTP/1.1 404 %s\r\n", strerror(errno));
843 hprintf("Content-Type: text/plain\r\n");
844 wprintf("Cannot fstat %s: %s\n", what, strerror(errno));
850 bytes = statbuf.st_size;
852 if (StrBufReadBLOB(WC->WBuf, &fd, 1, bytes, &Err) < 0)
854 if (fd > 0) close(fd);
855 lprintf(9, "output_static('%s') -- FREAD FAILED (%s) --\n", what, strerror(errno));
856 hprintf("HTTP/1.1 500 internal server error \r\n");
857 hprintf("Content-Type: text/plain\r\n");
864 lprintf(9, "output_static('%s') %s\n", what, content_type);
865 http_transmit_thing(content_type, 1);
867 if (yesbstr("force_close_session")) {
868 end_webcit_session();
873 * When the browser requests an image file from the Citadel server,
874 * this function is called to transmit it.
878 struct wcsession *WCC = WC;
881 const char *MimeType;
883 serv_printf("OIMG %s|%s", bstr("name"), bstr("parm"));
884 serv_getln(buf, sizeof buf);
886 bytes = extract_long(&buf[4], 0);
888 /** Read it from the server */
890 if (read_server_binary(WCC->WBuf, bytes) > 0) {
892 serv_getln(buf, sizeof buf);
894 MimeType = GuessMimeType (ChrPtr(WCC->WBuf), StrLength(WCC->WBuf));
895 /** Write it to the browser */
896 if (!IsEmptyStr(MimeType))
898 http_transmit_thing(MimeType, 0);
902 /* hm... unknown mimetype? fallback to blank gif */
907 * Instead of an ugly 404, send a 1x1 transparent GIF
908 * when there's no such image on the server.
911 snprintf (blank_gif, SIZ, "%s%s", static_dirs[0], "/blank.gif");
912 output_static(blank_gif);
916 * Extract an embedded photo from a vCard for display on the client
918 void display_vcard_photo_img(void)
924 const char *contentType;
925 struct wcsession *WCC = WC;
927 msgnum = StrTol(WCC->UrlFragment1);
929 vcard = load_mimepart(msgnum,"1");
930 v = vcard_load(vcard);
932 photosrc = vcard_get_prop(v, "PHOTO", 1,0,0);
933 FlushStrBuf(WCC->WBuf);
934 StrBufAppendBufPlain(WCC->WBuf, photosrc, -1, 0);
935 if (StrBufDecodeBase64(WCC->WBuf) <= 0) {
936 FlushStrBuf(WCC->WBuf);
938 hprintf("HTTP/1.1 500 %s\n","Unable to get photo");
939 output_headers(0, 0, 0, 0, 0, 0);
940 hprintf("Content-Type: text/plain\r\n");
941 wprintf(_("Could Not decode vcard photo\n"));
945 contentType = GuessMimeType(ChrPtr(WCC->WBuf), StrLength(WCC->WBuf));
946 http_transmit_thing(contentType, 0);
952 * Generic function to output an arbitrary MIME attachment from
953 * message being composed
955 * partnum The MIME part to be output
956 * filename Fake filename to give
957 * force_download Nonzero to force set the Content-Type: header to "application/octet-stream"
959 void postpart(const char *partnum, const char *filename, int force_download)
961 char content_type[256];
962 int num = atoi(partnum);
963 struct wc_attachment *part = WC->first_attachment;
971 if (force_download) {
972 strcpy(content_type, "application/octet-stream");
975 strncpy(content_type, part->content_type, sizeof content_type);
977 output_headers(0, 0, 0, 0, 0, 0);
978 StrBufAppendBufPlain(WC->WBuf, part->data, part->length, 0);
979 http_transmit_thing(content_type, 0);
981 hprintf("HTTP/1.1 404 %s\n",partnum);
982 output_headers(0, 0, 0, 0, 0, 0);
983 hprintf("Content-Type: text/plain\r\n");
984 wprintf(_("An error occurred while retrieving this part: %s/%s\n"), partnum, filename);
991 * Generic function to output an arbitrary MIME part from an arbitrary
992 * message number on the server.
994 * msgnum Number of the item on the citadel server
995 * partnum The MIME part to be output
996 * force_download Nonzero to force set the Content-Type: header to "application/octet-stream"
998 void mimepart(const char *msgnum, const char *partnum, int force_download)
1002 char content_type[256];
1004 serv_printf("OPNA %s|%s", msgnum, partnum);
1005 serv_getln(buf, sizeof buf);
1006 if (buf[0] == '2') {
1007 bytes = extract_long(&buf[4], 0);
1008 if (force_download) {
1009 strcpy(content_type, "application/octet-stream");
1012 extract_token(content_type, &buf[4], 3, '|', sizeof content_type);
1014 output_headers(0, 0, 0, 0, 0, 0);
1016 read_server_binary(WC->WBuf, bytes);
1018 serv_getln(buf, sizeof buf);
1019 http_transmit_thing(content_type, 0);
1021 hprintf("HTTP/1.1 404 %s\n", &buf[4]);
1022 output_headers(0, 0, 0, 0, 0, 0);
1023 hprintf("Content-Type: text/plain\r\n");
1024 wprintf(_("An error occurred while retrieving this part: %s\n"), &buf[4]);
1031 * Read any MIME part of a message, from the server, into memory.
1033 char *load_mimepart(long msgnum, char *partnum)
1037 char content_type[SIZ];
1040 serv_printf("DLAT %ld|%s", msgnum, partnum);
1041 serv_getln(buf, sizeof buf);
1042 if (buf[0] == '6') {
1043 bytes = extract_long(&buf[4], 0);
1044 extract_token(content_type, &buf[4], 3, '|', sizeof content_type);
1046 content = malloc(bytes + 2);
1047 serv_read(content, bytes);
1049 content[bytes] = 0; /* null terminate for good measure */
1059 * Convenience functions to display a page containing only a string
1061 * titlebarcolor color of the titlebar of the frame
1062 * titlebarmsg text to display in the title bar
1063 * messagetext body of the box
1065 void convenience_page(char *titlebarcolor, char *titlebarmsg, char *messagetext)
1067 hprintf("HTTP/1.1 200 OK\n");
1068 output_headers(1, 1, 2, 0, 0, 0);
1069 wprintf("<div id=\"banner\">\n");
1070 wprintf("<table width=100%% border=0 bgcolor=\"#%s\"><tr><td>", titlebarcolor);
1071 wprintf("<span class=\"titlebar\">%s</span>\n", titlebarmsg);
1072 wprintf("</td></tr></table>\n");
1073 wprintf("</div>\n<div id=\"content\">\n");
1074 escputs(messagetext);
1076 wprintf("<hr />\n");
1082 * Display a blank page.
1084 void blank_page(void) {
1085 output_headers(1, 1, 0, 0, 0, 0);
1091 * A template has been requested
1093 void url_do_template(void) {
1094 const StrBuf *Tmpl = sbstr("template");
1096 output_headers(1, 0, 0, 0, 1, 0);
1097 DoTemplate(ChrPtr(Tmpl), StrLength(Tmpl), NULL, NULL, 0);
1104 * Offer to make any page the user's "start page."
1106 void offer_start_page(StrBuf *Target, int nArgs, WCTemplateToken *Token, void *Context, int ContextType) {
1107 wprintf("<a href=\"change_start_page?startpage=");
1108 urlescputs(WC->this_page);
1110 wprintf(_("Make this my start page"));
1113 wprintf("<br/><a href=\"rss?room=");
1114 urlescputs(WC->wc_roomname);
1115 wprintf("\" title=\"RSS 2.0 feed for ");
1116 escputs(WC->wc_roomname);
1117 wprintf("\"><img alt=\"RSS\" border=\"0\" src=\"static/xml_button.gif\"/></a>\n");
1123 * Change the user's start page
1125 void change_start_page(void) {
1127 if (bstr("startpage") == NULL) {
1128 safestrncpy(WC->ImportantMessage,
1129 _("You no longer have a start page selected."),
1130 sizeof WC->ImportantMessage);
1131 display_main_menu();
1135 set_preference("startpage", NewStrBufPlain(bstr("startpage"), -1), 1);
1137 output_headers(1, 1, 0, 0, 0, 0);
1138 do_template("newstartpage", NULL);
1145 * convenience function to indicate success
1147 void display_success(char *successmessage)
1149 convenience_page("007700", "OK", successmessage);
1154 * Authorization required page
1155 * This is probably temporary and should be revisited
1157 void authorization_required(const char *message)
1159 hprintf("HTTP/1.1 401 Authorization Required\r\n");
1160 hprintf("WWW-Authenticate: Basic realm=\"%s\"\r\n", serv_info.serv_humannode);
1161 hprintf("Content-Type: text/html\r\n");
1163 wprintf(_("Authorization Required"));
1164 wprintf("</h1>\r\n");
1165 wprintf(_("The resource you requested requires a valid username and password. "
1166 "You could not be logged in: %s\n"), message);
1172 * This function is called by the MIME parser to handle data uploaded by
1173 * the browser. Form data, uploaded files, and the data from HTTP PUT
1174 * operations (such as those found in GroupDAV) all arrive this way.
1176 * name Name of the item being uploaded
1177 * filename Filename of the item being uploaded
1178 * partnum MIME part identifier (not needed)
1179 * disp MIME content disposition (not needed)
1180 * content The actual data
1181 * cbtype MIME content-type
1182 * cbcharset Character set
1183 * length Content length
1184 * encoding MIME encoding type (not needed)
1185 * cbid Content ID (not needed)
1186 * userdata Not used here
1188 void upload_handler(char *name, char *filename, char *partnum, char *disp,
1189 void *content, char *cbtype, char *cbcharset,
1190 size_t length, char *encoding, char *cbid, void *userdata)
1193 #ifdef DEBUG_URLSTRINGS
1194 lprintf(9, "upload_handler() name=%s, type=%s, len=%d\n", name, cbtype, length);
1196 if (WC->urlstrings == NULL)
1197 WC->urlstrings = NewHash(1, NULL);
1200 if ( (length > 0) && (IsEmptyStr(cbtype)) ) {
1201 u = (urlcontent *) malloc(sizeof(urlcontent));
1203 safestrncpy(u->url_key, name, sizeof(u->url_key));
1204 u->url_data = NewStrBufPlain(content, length);
1206 Put(WC->urlstrings, u->url_key, strlen(u->url_key), u, free_url);
1207 #ifdef DEBUG_URLSTRINGS
1208 lprintf(9, "Key: <%s> len: [%ld] Data: <%s>\n",
1210 StrLength(u->url_data),
1211 ChrPtr(u->url_data));
1215 /** Uploaded files */
1216 if ( (length > 0) && (!IsEmptyStr(cbtype)) ) {
1217 WC->upload = malloc(length);
1218 if (WC->upload != NULL) {
1219 WC->upload_length = length;
1220 safestrncpy(WC->upload_filename, filename,
1221 sizeof(WC->upload_filename));
1222 safestrncpy(WC->upload_content_type, cbtype,
1223 sizeof(WC->upload_content_type));
1224 memcpy(WC->upload, content, length);
1227 lprintf(3, "malloc() failed: %s\n", strerror(errno));
1234 * Convenience functions to wrap around asynchronous ajax responses
1236 void begin_ajax_response(void) {
1237 struct wcsession *WCC = WC;
1239 FlushStrBuf(WCC->HBuf);
1240 output_headers(0, 0, 0, 0, 0, 0);
1242 hprintf("Content-type: text/html; charset=UTF-8\r\n"
1244 "Connection: close\r\n"
1251 * print ajax response footer
1253 void end_ajax_response(void) {
1258 * Wraps a Citadel server command in an AJAX transaction.
1260 void ajax_servcmd(void)
1263 char gcontent[1024];
1267 begin_ajax_response();
1269 serv_printf("%s", bstr("g_cmd"));
1270 serv_getln(buf, sizeof buf);
1271 wprintf("%s\n", buf);
1273 if (buf[0] == '8') {
1274 serv_printf("\n\n000");
1276 if ((buf[0] == '1') || (buf[0] == '8')) {
1277 while (serv_getln(gcontent, sizeof gcontent), strcmp(gcontent, "000")) {
1278 wprintf("%s\n", gcontent);
1282 if (buf[0] == '4') {
1283 text_to_server(bstr("g_input"));
1286 if (buf[0] == '6') {
1287 len = atol(&buf[4]);
1289 serv_read(junk, len);
1292 if (buf[0] == '7') {
1293 len = atol(&buf[4]);
1295 memset(junk, 0, len);
1296 serv_write(junk, len);
1300 end_ajax_response();
1303 * This is kind of an ugly hack, but this is the only place it can go.
1304 * If the command was GEXP, then the instant messenger window must be
1305 * running, so reset the "last_pager_check" watchdog timer so
1306 * that page_popup() doesn't try to open it a second time.
1308 if (!strncasecmp(bstr("g_cmd"), "GEXP", 4)) {
1309 WC->last_pager_check = time(NULL);
1315 * Helper function for the asynchronous check to see if we need
1316 * to open the instant messenger window.
1318 void seconds_since_last_gexp(void)
1322 if ( (time(NULL) - WC->last_pager_check) < 30) {
1328 serv_getln(buf, sizeof buf);
1329 if (buf[3] == '*') {
1339 * \brief Detects a 'mobile' user agent
1341 int is_mobile_ua(char *user_agent) {
1342 if (strstr(user_agent,"iPhone OS") != NULL) {
1344 } else if (strstr(user_agent,"Windows CE") != NULL) {
1346 } else if (strstr(user_agent,"SymbianOS") != NULL) {
1348 } else if (strstr(user_agent, "Opera Mobi") != NULL) {
1350 } else if (strstr(user_agent, "Firefox/2.0.0 Opera 9.51 Beta") != NULL) {
1351 // For some reason a new install of Opera 9.51beta decided to spoof.
1359 * Entry point for WebCit transaction
1361 void session_loop(HashList *HTTPHeaders, StrBuf *ReqLine, StrBuf *request_method, StrBuf *ReadBuf)
1363 const char *pch, *pchs, *pche;
1370 int a, nBackDots, nEmpty;
1371 int ContentLength = 0;
1372 StrBuf *ContentType = NULL;
1373 StrBuf *UrlLine = NULL;
1374 StrBuf *content = NULL;
1375 const char *content_end = NULL;
1376 char browser_host[256];
1377 char user_agent[256];
1383 * We stuff these with the values coming from the client cookies,
1384 * so we can use them to reconnect a timed out session if we have to.
1386 char c_username[SIZ];
1387 char c_password[SIZ];
1388 char c_roomname[SIZ];
1389 char c_httpauth_string[SIZ];
1390 char c_httpauth_user[SIZ];
1391 char c_httpauth_pass[SIZ];
1392 struct wcsession *WCC;
1394 safestrncpy(c_username, "", sizeof c_username);
1395 safestrncpy(c_password, "", sizeof c_password);
1396 safestrncpy(c_roomname, "", sizeof c_roomname);
1397 safestrncpy(c_httpauth_string, "", sizeof c_httpauth_string);
1398 safestrncpy(c_httpauth_user, DEFAULT_HTTPAUTH_USER, sizeof c_httpauth_user);
1399 safestrncpy(c_httpauth_pass, DEFAULT_HTTPAUTH_PASS, sizeof c_httpauth_pass);
1400 strcpy(browser_host, "");
1403 if (WCC->WBuf == NULL)
1404 WC->WBuf = NewStrBufPlain(NULL, 32768);
1405 FlushStrBuf(WCC->WBuf);
1407 if (WCC->HBuf == NULL)
1408 WCC->HBuf = NewStrBuf();
1409 FlushStrBuf(WCC->HBuf);
1411 WCC->upload_length = 0;
1414 WCC->trailing_javascript = NewStrBuf();
1416 /** Figure out the action */
1418 sizes[0] = sizeof action;
1421 index[a] = arg[a-1];
1422 sizes[a] = sizeof arg[a-1];
1424 //// index[9] = &foo; todo
1427 for ( a = 0; a < 9; ++a)
1429 extract_token(index[a], ChrPtr(ReqLine), a + 1, '/', sizes[a]);
1430 if (strstr(index[a], "?")) *strstr(index[a], "?") = 0;
1431 if (strstr(index[a], "&")) *strstr(index[a], "&") = 0;
1432 if (strstr(index[a], " ")) *strstr(index[a], " ") = 0;
1433 if ((index[a][0] == '.') && (index[a][1] == '.'))
1435 if (index[a][0] == '\0')
1440 if (GetHash(HTTPHeaders, HKEY("COOKIE"), &vLine) &&
1442 cookie_to_stuff((StrBuf *)vLine, NULL,
1443 c_username, sizeof c_username,
1444 c_password, sizeof c_password,
1445 c_roomname, sizeof c_roomname);
1447 if (GetHash(HTTPHeaders, HKEY("AUTHORIZATION"), &vLine) &&
1449 CtdlDecodeBase64(c_httpauth_string, ChrPtr((StrBuf*)vLine), StrLength((StrBuf*)vLine));
1450 extract_token(c_httpauth_user, c_httpauth_string, 0, ':', sizeof c_httpauth_user);
1451 extract_token(c_httpauth_pass, c_httpauth_string, 1, ':', sizeof c_httpauth_pass);
1453 if (GetHash(HTTPHeaders, HKEY("CONTENT-LENGTH"), &vLine) &&
1455 ContentLength = StrToi((StrBuf*)vLine);
1457 if (GetHash(HTTPHeaders, HKEY("CONTENT-TYPE"), &vLine) &&
1459 ContentType = (StrBuf*)vLine;
1461 if (GetHash(HTTPHeaders, HKEY("USER-AGENT"), &vLine) &&
1463 safestrncpy(user_agent, ChrPtr((StrBuf*)vLine), sizeof user_agent);
1465 if ((WCC->is_mobile < 0) && is_mobile_ua(&buf[12])) {
1474 GetHash(HTTPHeaders, HKEY("X-FORWARDED-HOST"), &vLine) &&
1476 safestrncpy(WCC->http_host,
1477 ChrPtr((StrBuf*)vLine),
1478 sizeof WCC->http_host);
1480 if (IsEmptyStr(WCC->http_host) &&
1481 GetHash(HTTPHeaders, HKEY("HOST"), &vLine) &&
1483 safestrncpy(WCC->http_host,
1484 ChrPtr((StrBuf*)vLine),
1485 sizeof WCC->http_host);
1488 if (GetHash(HTTPHeaders, HKEY("X-FORWARDED-FOR"), &vLine) &&
1490 safestrncpy(browser_host,
1491 ChrPtr((StrBuf*) vLine),
1492 sizeof browser_host);
1493 while (num_tokens(browser_host, ',') > 1) {
1494 remove_token(browser_host, 0, ',');
1496 striplt(browser_host);
1499 if (ContentLength > 0) {
1500 content = NewStrBuf();
1501 StrBufPrintf(content, "Content-type: %s\n"
1502 "Content-length: %d\n\n",
1503 ChrPtr(ContentType), ContentLength);
1505 hprintf("Content-type: %s\n"
1506 "Content-length: %d\n\n",
1507 ContentType, ContentLength);
1509 body_start = StrLength(content);
1511 /** Read the entire input data at once. */
1512 client_read(&WCC->http_sock, content, ReadBuf, ContentLength + body_start);
1514 if (!strncasecmp(ChrPtr(ContentType), "application/x-www-form-urlencoded", 33)) {
1515 StrBufCutLeft(content, body_start);
1516 ParseURLParams(content);
1517 } else if (!strncasecmp(ChrPtr(ContentType), "multipart", 9)) {
1518 content_end = ChrPtr(content) + ContentLength + body_start;
1519 mime_parser(ChrPtr(content), content_end, *upload_handler, NULL, NULL, NULL, 0);
1525 /* make a note of where we are in case the user wants to save it */
1526 safestrncpy(WCC->this_page, ChrPtr(ReqLine), sizeof(WCC->this_page));
1527 remove_token(WCC->this_page, 2, ' ');
1528 remove_token(WCC->this_page, 0, ' ');
1530 /* If there are variables in the URL, we must grab them now */
1531 UrlLine = NewStrBufDup(ReqLine);
1532 len = StrLength(UrlLine);
1533 pch = pchs = ChrPtr(UrlLine);
1535 while (pch < pche) {
1536 if ((*pch == '?') || (*pch == '&')) {
1537 StrBufCutLeft(UrlLine, pch - pchs + 1);
1538 ParseURLParams(UrlLine);
1543 FreeStrBuf(&UrlLine);
1545 /* If it's a "force 404" situation then display the error and bail. */
1546 if (!strcmp(action, "404")) {
1547 hprintf("HTTP/1.1 404 Not found\r\n");
1548 hprintf("Content-Type: text/plain\r\n");
1549 wprintf("Not found\r\n");
1551 goto SKIP_ALL_THIS_CRAP;
1554 /* Static content can be sent without connecting to Citadel. */
1556 for (a=0; a<ndirs && ! is_static; ++a) {
1557 if (!strcasecmp(action, (char*)static_content_dirs[a])) { /* map web to disk location */
1565 snprintf(buf, sizeof buf, "%s/%s/%s/%s/%s/%s/%s/%s",
1566 static_dirs[n_static],
1567 index[1], index[2], index[3], index[4], index[5], index[6], index[7]);
1568 for (a=0; a<8; ++a) {
1569 if (buf[strlen(buf)-1] == '/') {
1570 buf[strlen(buf)-1] = 0;
1573 for (a = 0; a < strlen(buf); ++a) {
1574 if (isspace(buf[a])) {
1582 lprintf(9, "Suspicious request. Ignoring.");
1583 hprintf("HTTP/1.1 404 Security check failed\r\n");
1584 hprintf("Content-Type: text/plain\r\n");
1585 wprintf("You have sent a malformed or invalid request.\r\n");
1588 goto SKIP_ALL_THIS_CRAP; /* Don't try to connect */
1591 /* If the client sent a nonce that is incorrect, kill the request. */
1592 if (strlen(bstr("nonce")) > 0) {
1593 lprintf(9, "Comparing supplied nonce %s to session nonce %ld\n",
1594 bstr("nonce"), WCC->nonce);
1595 if (ibstr("nonce") != WCC->nonce) {
1596 lprintf(9, "Ignoring request with mismatched nonce.\n");
1597 hprintf("HTTP/1.1 404 Security check failed\r\n");
1598 hprintf("Content-Type: text/plain\r\n");
1599 wprintf("Security check failed.\r\n");
1601 goto SKIP_ALL_THIS_CRAP;
1606 * If we're not connected to a Citadel server, try to hook up the
1609 if (!WCC->connected) {
1610 if (!strcasecmp(ctdlhost, "uds")) {
1611 /* unix domain socket */
1612 snprintf(buf, SIZ, "%s/citadel.socket", ctdlport);
1613 WCC->serv_sock = uds_connectsock(buf);
1617 WCC->serv_sock = tcp_connectsock(ctdlhost, ctdlport);
1620 if (WCC->serv_sock < 0) {
1622 goto SKIP_ALL_THIS_CRAP;
1626 serv_getln(buf, sizeof buf); /** get the server welcome message */
1629 * From what host is our user connecting? Go with
1630 * the host at the other end of the HTTP socket,
1631 * unless we are following X-Forwarded-For: headers
1632 * and such a header has already turned up something.
1634 if ( (!follow_xff) || (strlen(browser_host) == 0) ) {
1635 locate_host(browser_host, WCC->http_sock);
1638 get_serv_info(browser_host, user_agent);
1639 if (serv_info.serv_rev_level < MINIMUM_CIT_VERSION) {
1641 wprintf(_("You are connected to a Citadel "
1642 "server running Citadel %d.%02d. \n"
1643 "In order to run this version of WebCit "
1644 "you must also have Citadel %d.%02d or"
1646 serv_info.serv_rev_level / 100,
1647 serv_info.serv_rev_level % 100,
1648 MINIMUM_CIT_VERSION / 100,
1649 MINIMUM_CIT_VERSION % 100
1652 end_webcit_session();
1653 goto SKIP_ALL_THIS_CRAP;
1657 ////////todo: restore language in this case
1659 * Functions which can be performed without logging in
1661 if (!strcasecmp(action, "listsub")) {
1663 goto SKIP_ALL_THIS_CRAP;
1665 if (!strcasecmp(action, "freebusy")) {
1666 do_freebusy(ChrPtr(ReqLine));
1667 goto SKIP_ALL_THIS_CRAP;
1671 * If we're not logged in, but we have HTTP Authentication data,
1672 * try logging in to Citadel using that.
1674 if ((!WCC->logged_in)
1675 && (strlen(c_httpauth_user) > 0)
1676 && (strlen(c_httpauth_pass) > 0)) {
1677 serv_printf("USER %s", c_httpauth_user);
1678 serv_getln(buf, sizeof buf);
1679 if (buf[0] == '3') {
1680 serv_printf("PASS %s", c_httpauth_pass);
1681 serv_getln(buf, sizeof buf);
1682 if (buf[0] == '2') {
1683 become_logged_in(c_httpauth_user,
1684 c_httpauth_pass, buf);
1685 safestrncpy(WCC->httpauth_user, c_httpauth_user, sizeof WCC->httpauth_user);
1686 safestrncpy(WCC->httpauth_pass, c_httpauth_pass, sizeof WCC->httpauth_pass);
1688 /* Should only display when password is wrong */
1689 authorization_required(&buf[4]);
1690 goto SKIP_ALL_THIS_CRAP;
1695 /* This needs to run early */
1697 if (!strcasecmp(action, "rss")) {
1698 display_rss(bstr("room"), request_method);
1699 goto SKIP_ALL_THIS_CRAP;
1704 * The GroupDAV stuff relies on HTTP authentication instead of
1705 * our session's authentication.
1707 if (!strncasecmp(action, "groupdav", 8)) {
1708 groupdav_main(HTTPHeaders,
1709 ReqLine, request_method,
1710 ContentType, /* do GroupDAV methods */
1711 ContentLength, content, body_start);
1712 if (!WCC->logged_in) {
1713 WCC->killthis = 1; /* If not logged in, don't */
1714 } /* keep the session active */
1715 goto SKIP_ALL_THIS_CRAP;
1720 * Automatically send requests with any method other than GET or
1721 * POST to the GroupDAV code as well.
1723 if ((strcasecmp(ChrPtr(request_method), "GET")) && (strcasecmp(ChrPtr(request_method), "POST"))) {
1724 groupdav_main(HTTPHeaders, ReqLine,
1725 request_method, ContentType, /** do GroupDAV methods */
1726 ContentLength, content, body_start);
1727 if (!WCC->logged_in) {
1728 WCC->killthis = 1; /** If not logged in, don't */
1729 } /** keep the session active */
1730 goto SKIP_ALL_THIS_CRAP;
1734 * If we're not logged in, but we have username and password cookies
1735 * supplied by the browser, try using them to log in.
1737 if ((!WCC->logged_in)
1738 && (!IsEmptyStr(c_username))
1739 && (!IsEmptyStr(c_password))) {
1740 serv_printf("USER %s", c_username);
1741 serv_getln(buf, sizeof buf);
1742 if (buf[0] == '3') {
1743 serv_printf("PASS %s", c_password);
1744 serv_getln(buf, sizeof buf);
1745 if (buf[0] == '2') {
1747 become_logged_in(c_username, c_password, buf);
1748 if (get_preference("language", &Lang)) {
1749 set_selected_language(ChrPtr(Lang));
1750 go_selected_language(); /* set locale */
1756 * If we don't have a current room, but a cookie specifying the
1757 * current room is supplied, make an effort to go there.
1759 if ((IsEmptyStr(WCC->wc_roomname)) && (!IsEmptyStr(c_roomname))) {
1760 serv_printf("GOTO %s", c_roomname);
1761 serv_getln(buf, sizeof buf);
1762 if (buf[0] == '2') {
1763 safestrncpy(WCC->wc_roomname, c_roomname, sizeof WCC->wc_roomname);
1767 if (!strcasecmp(action, "image")) {
1769 } else if (!strcasecmp(action, "display_mime_icon")) {
1770 display_mime_icon();
1774 WebcitHandler *Handler;
1776 GetHash(HandlerHash, action, strlen(action) /* TODO*/, &vHandler),
1777 Handler = (WebcitHandler*) vHandler;
1778 if (Handler != NULL) {
1779 if (!WCC->logged_in && ((Handler->Flags & ANONYMOUS) == 0)) {
1780 display_login(NULL);
1783 if((Handler->Flags & NEED_URL)) {
1784 if (WCC->UrlFragment1 == NULL)
1785 WCC->UrlFragment1 = NewStrBuf();
1786 if (WCC->UrlFragment2 == NULL)
1787 WCC->UrlFragment2 = NewStrBuf();
1788 StrBufPrintf(WCC->UrlFragment1, "%s", index[1]);
1789 StrBufPrintf(WCC->UrlFragment2, "%s", index[2]);
1791 if ((Handler->Flags & AJAX) != 0)
1792 begin_ajax_response();
1794 if ((Handler->Flags & AJAX) != 0)
1795 end_ajax_response();
1798 /* When all else fais, display the main menu. */
1800 if (!WCC->logged_in)
1801 display_login(NULL);
1803 display_main_menu();
1808 if (content != NULL) {
1809 FreeStrBuf(&content);
1813 if (WCC->upload_length > 0) {
1815 WCC->upload_length = 0;
1817 FreeStrBuf(&WCC->trailing_javascript);
1822 * Replacement for sleep() that uses select() in order to avoid SIGALRM
1824 void sleeeeeeeeeep(int seconds)
1828 tv.tv_sec = seconds;
1830 select(0, NULL, NULL, NULL, &tv);
1833 void diagnostics(void)
1835 output_headers(1, 1, 1, 0, 0, 0);
1836 wprintf("Session: %d<hr />\n", WC->wc_session);
1837 wprintf("Command: <br /><PRE>\n");
1838 StrEscPuts(WC->UrlFragment1);
1839 wprintf("<br />\n");
1840 StrEscPuts(WC->UrlFragment2);
1841 wprintf("</PRE><hr />\n");
1842 wprintf("Variables: <br /><PRE>\n");
1844 wprintf("</PRE><hr />\n");
1848 void view_mimepart(void) {
1849 mimepart(ChrPtr(WC->UrlFragment1),
1850 ChrPtr(WC->UrlFragment2),
1854 void download_mimepart(void) {
1855 mimepart(ChrPtr(WC->UrlFragment1),
1856 ChrPtr(WC->UrlFragment2),
1860 void view_postpart(void) {
1861 postpart(ChrPtr(WC->UrlFragment1),
1862 ChrPtr(WC->UrlFragment2),
1866 void download_postpart(void) {
1867 postpart(ChrPtr(WC->UrlFragment1),
1868 ChrPtr(WC->UrlFragment2),
1873 int ConditionalImportantMesage(WCTemplateToken *Tokens, void *Context, int ContextType)
1875 struct wcsession *WCC = WC;
1877 return (!IsEmptyStr(WCC->ImportantMessage));
1882 void tmplput_importantmessage(StrBuf *Target, int nArgs, WCTemplateToken *Tokens, void *Context, int ContextType)
1884 struct wcsession *WCC = WC;
1887 StrEscAppend(Target, NULL, WCC->ImportantMessage, 0, 0);
1888 WCC->ImportantMessage[0] = '\0';
1892 int ConditionalBstr(WCTemplateToken *Tokens, void *Context, int ContextType)
1894 if(Tokens->nParameters == 1)
1895 return HaveBstr(Tokens->Params[0]->Start,
1896 Tokens->Params[0]->len);
1898 return strcmp(Bstr(Tokens->Params[0]->Start,
1899 Tokens->Params[0]->len),
1900 Tokens->Params[1]->Start) == 0;
1903 void tmplput_bstr(StrBuf *Target, int nArgs, WCTemplateToken *Tokens, void *Context, int ContextType)
1905 StrBufAppendBuf(Target,
1906 SBstr(Tokens->Params[0]->Start,
1907 Tokens->Params[0]->len), 0);
1914 WebcitAddUrlHandler(HKEY("blank"), blank_page, ANONYMOUS);
1915 WebcitAddUrlHandler(HKEY("do_template"), url_do_template, ANONYMOUS);
1916 WebcitAddUrlHandler(HKEY("sslg"), seconds_since_last_gexp, AJAX);
1917 WebcitAddUrlHandler(HKEY("ajax_servcmd"), ajax_servcmd, 0);
1918 WebcitAddUrlHandler(HKEY("change_start_page"), change_start_page, 0);
1919 WebcitAddUrlHandler(HKEY("toggle_self_service"), toggle_self_service, 0);
1920 WebcitAddUrlHandler(HKEY("vcardphoto"), display_vcard_photo_img, NEED_URL);
1921 WebcitAddUrlHandler(HKEY("mimepart"), view_mimepart, NEED_URL);
1922 WebcitAddUrlHandler(HKEY("mimepart_download"), download_mimepart, NEED_URL);
1923 WebcitAddUrlHandler(HKEY("postpart"), view_postpart, NEED_URL);
1924 WebcitAddUrlHandler(HKEY("postpart_download"), download_postpart, NEED_URL);
1925 WebcitAddUrlHandler(HKEY("diagnostics"), diagnostics, NEED_URL);
1927 RegisterConditional(HKEY("COND:IMPMSG"), 0, ConditionalImportantMesage, CTX_NONE);
1928 RegisterConditional(HKEY("COND:BSTR"), 1, ConditionalBstr, CTX_NONE);
1929 RegisterNamespace("BSTR", 1, 2, tmplput_bstr, CTX_NONE);
1930 RegisterNamespace("IMPORTANTMESSAGE", 0, 0, tmplput_importantmessage, CTX_NONE);
1931 RegisterNamespace("OFFERSTARTPAGE", 0, 0, offer_start_page, CTX_NONE);