From: Art Cancro <ajc@citadel.org>
Date: Sun, 18 Sep 2005 14:30:05 +0000 (+0000)
Subject: * Added a "random number" parameter to the wholist ajax refresh request,
X-Git-Tag: v7.86~4634
X-Git-Url: https://code.citadel.org/?p=citadel.git;a=commitdiff_plain;h=0f38bf6aaa60e1c1cd9f57cf076fb98deba5e7ca

* Added a "random number" parameter to the wholist ajax refresh request,
  because b0rken MSIE still insists on fetching from its cache even though
  it's been explicitly told not to.
---

diff --git a/webcit/ChangeLog b/webcit/ChangeLog
index 32a86428c..7355a4ffa 100644
--- a/webcit/ChangeLog
+++ b/webcit/ChangeLog
@@ -1,4 +1,9 @@
 $Log$
+Revision 625.12  2005/09/18 14:30:05  ajc
+* Added a "random number" parameter to the wholist ajax refresh request,
+  because b0rken MSIE still insists on fetching from its cache even though
+  it's been explicitly told not to.
+
 Revision 625.11  2005/09/18 04:04:32  ajc
 * Switched the wholist updater to Prototype's AJAX updater, instead of
   using Rico's wrapper around it.  It's actually simpler and doesn't seem
@@ -2999,5 +3004,3 @@ Sun Dec  6 19:50:55 EST 1998 Art Cancro <ajc@uncnsrd.mt-kisco.ny.us>
 
 1998-12-03 Nathan Bryant <bryant@cs.usm.maine.edu>
 	* webserver.c: warning fix
-
-
diff --git a/webcit/README.txt b/webcit/README.txt
index e80ecdf3e..c0362ca02 100644
--- a/webcit/README.txt
+++ b/webcit/README.txt
@@ -96,13 +96,13 @@ the "webserver" program:
      available network interfaces.  Normally this will be the case, but if
      you are running multiple Citadel systems on one host, it can be useful.
  
-  -> http_port: the TCP port on which you wish your WebCit server to run.
-     This can be any port number at all; there is no standard.  Naturally,
-     you'll want to create a link to this port on your system's regular web
-     pages (presumably on an Apache server running on port 80).  Or, if you
-     are installing WebCit on a dedicated server, then you might choose to
-     use port 80 after all.
- 
+  -> http_port: the TCP port on which you wish your WebCit server to run.  If
+     you are installing WebCit on a dedicated server, you can use the
+     standard port 80.  Otherwise, if port 80 is already occupied by some
+     other web service (probably Apache), then you'll need to select a
+     different port.  If you do not specify a port number, WebCit will attempt
+     to use port 2000.
+     
   -> tracefile: where you want WebCit to log to.  This can be a file, a
      virtual console, or /dev/null to suppress logging altogether.
  
@@ -134,7 +134,7 @@ the "webserver" program:
  GRAPHICS
  --------
  
- WebCit contains a small amount of graphics (icons, etc.) which are kept
+ WebCit contains graphics, templates, JavaScript code, etc. which are kept
 in its "static" subdirectory.  All site-specific graphics, however, are
 fetched from the Citadel server.
  
diff --git a/webcit/who.c b/webcit/who.c
index bc8c567b9..05c22ba0c 100644
--- a/webcit/who.c
+++ b/webcit/who.c
@@ -133,7 +133,7 @@ void who_inner_html(void) {
 		"Server: %s\r\n"
 		"Connection: close\r\n"
 		"Pragma: no-cache\r\n"
-		"Cache-Control: no-store, no-cache, must-revalidate\r\n",
+		"Cache-Control: no-cache\r\n",
 		SERVER);
 	begin_burst();
 
@@ -196,12 +196,14 @@ void who(void)
 	 *
 	 * * setInterval() makes it auto-run this code every 30,000 milliseconds (30 seconds)
 	 *
-	 * FIXME b0rken IE is still caching it
+	 * The random number parameter forces b0rken MSIE to fetch a new page instead of going to
+	 * its cache, even though it's been specifically told not to cache.
+	 *
 	 */
 	wprintf(
 		"<script type=\"text/javascript\">							\n"
 		" setInterval(\" new Ajax.Updater('fix_scrollbar_bug', '/who_inner_html',		"
-		"			{method: 'get'}); 			\", 30000);		\n"
+		"		{method: 'get', parameters: Math.random() }); 	\", 3000);		\n"
 		"</script>										\n"
 	);
 	wDumpContent(1);