/*
- * $Id$
- *
* This is the main transaction loop of the web service. It maintains a
* persistent session to the Citadel server, handling HTTP WebCit requests as
* they arrive and presenting a user interface.
StrBuf *csslocal = NULL;
HashList *HandlerHash = NULL;
+void PutRequestLocalMem(void *Data, DeleteHashDataFunc DeleteIt)
+{
+ wcsession *WCC = WC;
+ int n;
+
+ n = GetCount(WCC->Hdr->HTTPHeaders);
+ Put(WCC->Hdr->HTTPHeaders, IKEY(n), Data, DeleteIt);
+}
void DeleteWebcitHandler(void *vHandler)
{
StrBufAppendTemplate(Target, TP, WCC->Hdr->HR.Handler->DisplayName, 0);
}
-void tmplput_HOST_DISPLAYNAME(StrBuf *Target, WCTemplputParams *TP)
-{
- wcsession *WCC = WC;
- StrBufAppendTemplate(Target, TP, WCC->Hdr->HR.http_host, 0);
-}
/*
* web-printing funcion. uses our vsnprintf wrapper
/*
* Output HTTP headers and leading HTML for a page
*/
-void output_headers( int do_httpheaders, /* 1 = output HTTP headers */
+void output_headers( int do_httpheaders, /* 1 = output HTTP headers */
int do_htmlhead, /* 1 = output HTML <head> section and <body> opener */
- int do_room_banner, /* 0=no, 1=yes,
+ int do_room_banner, /* 0=no, 1=yes,
* 2 = I'm going to embed my own, so don't open the
- * <div id="content"> either.
+ * <div id="content"> either.
*/
int unset_cookies, /* 1 = session is terminating, so unset the cookies */
- int suppress_check, /* 1 = suppress check for instant messages */
- int cache /* 1 = allow browser to cache this page */
+ int suppress_check, /* 1 = suppress check for instant messages */
+ int cache /* 1 = allow browser to cache this page */
) {
wcsession *WCC = WC;
char httpnow[128];
wc_printf("<div id=\"important_message\">\n"
"<span class=\"imsg\">");
StrEscAppend(WCC->WBuf, NULL, WCC->ImportantMessage, 0, 0);
- wc_printf("</span><br />\n"
+ wc_printf("</span><br>\n"
"</div>\n"
);
StrBufAppendBufPlain(WCC->trailing_javascript,
wc_printf("<div id=\"important_message\">\n"
"<span class=\"imsg\">");
StrEscAppend(WCC->WBuf, WCC->ImportantMsg, NULL, 0, 0);
- wc_printf("</span><br />\n"
+ wc_printf("</span><br>\n"
"</div>\n"
);
StrBufAppendBufPlain(WCC->trailing_javascript,
}
if (do_room_banner == 1) {
- wc_printf("<div id=\"banner\">\n");
- embed_room_banner(NULL, navbar_default);
- wc_printf("</div>\n");
+ tmplput_roombanner(NULL, NULL);
}
}
/*
* Output a piece of content to the web browser using conformant HTTP and MIME semantics
*/
-void http_transmit_thing(const char *content_type,
- int is_static) {
+void http_transmit_thing(const char *content_type, int is_static)
+{
-#ifndef TECH_PREVIEW
- lprintf(9, "http_transmit_thing(%s)%s\n",
- content_type,
- ((is_static > 0) ? " (static)" : "")
- );
-#endif
+ lprintf(9, "http_transmit_thing(%s)%s\n", content_type, ((is_static > 0) ? " (static)" : ""));
output_headers(0, 0, 0, 0, 0, is_static);
hprintf("Content-type: %s\r\n"
/*
- * Authorization required page
- * This is probably temporary and should be revisited
+ * Authorization required page (sends a 401, causing the browser to request login credentials)
*/
void authorization_required(void)
{
wcsession *WCC = WC;
FlushStrBuf(WCC->HBuf);
- output_headers(0, 0, 0, 0, 0, 0);
+ output_headers(0, 0, 0, 0, 0, 0);
- hprintf("Content-type: text/html; charset=UTF-8\r\n"
- "Server: %s\r\n"
- "Connection: close\r\n"
+ hprintf("Content-type: text/html; charset=UTF-8\r\n"
+ "Server: %s\r\n"
+ "Connection: close\r\n"
,
- PACKAGE_STRING);
- begin_burst();
+ PACKAGE_STRING);
+ begin_burst();
}
/*
* print ajax response footer
*/
void end_ajax_response(void) {
- wDumpContent(0);
+ wDumpContent(0);
}
int ReadPostData(void)
{
int rc;
- int body_start = 0;
+ int urlencoded_post = 0;
wcsession *WCC = WC;
StrBuf *content = NULL;
+ urlencoded_post = (strncasecmp(ChrPtr(WCC->Hdr->HR.ContentType), "application/x-www-form-urlencoded", 33) == 0) ;
+
content = NewStrBufPlain(NULL, WCC->Hdr->HR.ContentLength + 256);
- StrBufPrintf(content,
+ if (!urlencoded_post)
+ {
+ StrBufPrintf(content,
"Content-type: %s\n"
- "Content-length: %ld\n\n",
- ChrPtr(WCC->Hdr->HR.ContentType),
+ "Content-length: %ld\n\n",
+ ChrPtr(WCC->Hdr->HR.ContentType),
WCC->Hdr->HR.ContentLength);
-/*
- hprintf("Content-type: %s\n"
- "Content-length: %d\n\n",
- ContentType, ContentLength);
-*/
- body_start = StrLength(content);
+ }
/** Read the entire input data at once. */
rc = client_read_to(WCC->Hdr, content,
return rc;
- if (!strncasecmp(ChrPtr(WCC->Hdr->HR.ContentType), "application/x-www-form-urlencoded", 33)) {
- StrBufCutLeft(content, body_start);
+ if (urlencoded_post) {
ParseURLParams(content);
} else if (!strncasecmp(ChrPtr(WCC->Hdr->HR.ContentType), "multipart", 9)) {
char *Buf;
Buf = NewStrBuf();
WCC->trailing_javascript = NewStrBuf();
+ /* Convert base64-encoded URL's back to plain text */
+ if (!strncmp(ChrPtr(WCC->Hdr->this_page), "/B64", 4)) {
+ StrBufCutLeft(WCC->Hdr->this_page, 4);
+ StrBufDecodeBase64(WCC->Hdr->this_page);
+ http_redirect(ChrPtr(WCC->Hdr->this_page));
+ goto SKIP_ALL_THIS_CRAP;
+ }
+
/* If there are variables in the URL, we must grab them now */
if (WCC->Hdr->PlainArgs != NULL)
ParseURLParams(WCC->Hdr->PlainArgs);
* connection now.
*/
if (!WCC->connected) {
- if (GetConnected ())
+ if (GetConnected()) {
+ hprintf("HTTP/1.1 503 Service Unavailable\r\n");
+ hprintf("Content-Type: text/html\r\n");
+ begin_burst();
+ wc_printf("<html><head><title>503 Service Unavailable</title></head><body>\n");
+ wc_printf(_("This program was unable to connect or stay "
+ "connected to the Citadel server. Please report "
+ "this problem to your system administrator.")
+ );
+ wc_printf("</body></html>\n");
+ end_burst();
goto SKIP_ALL_THIS_CRAP;
+ }
}
}
if (WCC->Hdr->HR.Handler != NULL) {
- if (!WCC->logged_in && ((WCC->Hdr->HR.Handler->Flags & ANONYMOUS) == 0)) {
+ if ( (!WCC->logged_in)
+ && ((WCC->Hdr->HR.Handler->Flags & ANONYMOUS) == 0)
+ && (WCC->serv_info->serv_supports_guest == 0)
+ ) {
display_login();
}
else {
end_ajax_response();
}
}
- /* When all else fais, display the main menu. */
+ /* When all else fails, display the default landing page or a main menu. */
else {
/*
* ordinary browser users get a nice login screen, DAV etc. requsets
* are given a 401 so they can handle it appropriate.
*/
if (!WCC->logged_in) {
- if (xhttp)
+ if (xhttp) {
authorization_required();
- else
- display_login();
+ }
+ else {
+ display_default_landing_page();
+ }
}
/*
* Toplevel dav requests? or just a flat browser request?
}
+
+/*
+ * Display the appropriate landing page for this site.
+ */
+void display_default_landing_page(void) {
+ if (WC->serv_info->serv_supports_guest) {
+ /* default action. probably revisit this. */
+ StrBuf *teh_lobby = NewStrBufPlain(HKEY("_BASEROOM_"));
+ smart_goto(teh_lobby);
+ FreeStrBuf(&teh_lobby);
+ }
+ else {
+ display_login();
+ }
+}
+
+
/*
* Replacement for sleep() that uses select() in order to avoid SIGALRM
*/
void AppendImportantMessage(const char *pch, long len)
{
wcsession *WCC = WC;
- int IsNew = 0;
if (StrLength(WCC->ImportantMsg) > 0) {
- StrBufAppendBufPlain(WCC->ImportantMsg, HKEY("\n"));
+ StrBufAppendBufPlain(WCC->ImportantMsg, HKEY("\n"), 0);
}
- StrBufAppendBufPlain(WCC->ImportantMsg, pch, len);
+ StrBufAppendBufPlain(WCC->ImportantMsg, pch, len, 0);
}
int ConditionalImportantMesage(StrBuf *Target, WCTemplputParams *TP)
RegisterNamespace("IMPORTANTMESSAGE", 0, 0, tmplput_importantmessage, NULL, CTX_NONE);
RegisterNamespace("TRAILING_JAVASCRIPT", 0, 0, tmplput_trailing_javascript, NULL, CTX_NONE);
RegisterNamespace("URL:DISPLAYNAME", 0, 1, tmplput_HANDLER_DISPLAYNAME, NULL, CTX_NONE);
- RegisterNamespace("URL:HOSTNAME", 0, 1, tmplput_HOST_DISPLAYNAME, NULL, CTX_NONE);
snprintf(dir, SIZ, "%s/webcit.css", static_local_dir);