From cb4d7092bd39cb0dc6f39c15d6fda7ec2ae311b0 Mon Sep 17 00:00:00 2001
From: Gerd Flaig <gefla@gefla-mac-zrh>
Date: Sat, 20 Dec 2008 22:19:40 +0100
Subject: [PATCH] ensure session

---
 static/{test.html => root.html} |  8 ++++----
 web.lisp                        | 29 ++++++++++++++++++-----------
 2 files changed, 22 insertions(+), 15 deletions(-)
 rename static/{test.html => root.html} (77%)
diff --git a/static/test.html b/static/root.html
similarity index 77%
rename from static/test.html
rename to static/root.html
index 28f676c..330cd79 100644
--- a/static/test.html
+++ b/static/root.html
@@ -1,11 +1,11 @@
 <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
 <html> <head>
-<link rel="stylesheet" type="text/css" href="style.css">
+<link rel="stylesheet" type="text/css" href="static/style.css">
 <title>Empire Web Client</title>
 
-<script type="text/javascript" src="dojo-release-1.1.1/dojo/dojo.js.uncompressed.js"
+<script type="text/javascript" src="static/dojo-release-1.1.1/dojo/dojo.js.uncompressed.js"
   djConfig="parseOnLoad:true, isDebug:false"></script>
-<script type="text/javascript" src="eow.js"></script>
+<script type="text/javascript" src="static/eow.js"></script>
 <script type="text/javascript">
 var init = function(){
   console.log("I run after the page is ready. See this in the console");
@@ -35,5 +35,5 @@ dojo.addOnLoad(init);
 
 <hr>
 <address></address>
-<!-- hhmts start --> Last modified: Sun Dec 14 23:04:50 CET 2008 <!-- hhmts end -->
+<!-- hhmts start --> Last modified: Sat Dec 20 22:16:28 CET 2008 <!-- hhmts end -->
 </body> </html>
diff --git a/web.lisp b/web.lisp
index e648f31..96aca61 100644
--- a/web.lisp
+++ b/web.lisp
@@ -11,12 +11,13 @@
                                   :directory (pathname-directory *this-file*)))
 
 (defparameter +templates-root+ (namestring *this-dir*))
-(defparameter +root-url+ "/eow/static/test.html")
+(defparameter +root-url+ "/eow/")
 (defparameter +web-root-base+ "/eow")
 (defparameter +web-root+ (concatenate 'string +web-root-base+ "/"))
 (defparameter +static-web-root+ (concatenate 'string +web-root+ "static/"))
 (defparameter +static-files-root+ (concatenate 'string +templates-root+ "static/"))
 (defparameter +login-page+ (concatenate 'string +static-web-root+ "login.html"))
+(defparameter +root-page-file+ "root.html")
 
 (defun string-starts-with (string prefix)
   ;; (from Hunchentoot)
@@ -52,10 +53,12 @@
 (defgeneric prompt (session minutes btus))
 (defgeneric data (session message))
 
+(defvar *session*)
+
 (defun update ()
   "Send stream of updates to client"
-  (let ((s (session-value `session)))
-    (locked-queue:dequeue (update-queue s))))
+  (with-session
+    (locked-queue:dequeue (update-queue *session*))))
 
 (defmethod send ((s session) string)
   "Push a javascript update fragment to the client."
@@ -67,11 +70,11 @@
 (defmethod data ((s session) message)
   (send s (parenscript:ps* `(msg ,message))))
 
-(defun login ()
-  (let ((s (session-value 'session)))
-    (if s
-	(redirect +root-url+)
-	(redirect +login-page+))))
+(defmacro with-session (&body body)
+  `(let ((*session* (session-value 'session)))
+     (if *session*
+	 (progn ,@body)
+	 (redirect +login-page+))))
 
 ;; destination of login-form
 (defun login-action ()
@@ -84,8 +87,12 @@
       (format nil "Connection error: ~a~%" e))))
 
 (defun command-action ()
-  (let ((s (session-value 'session)))
-    (empire:send-message (connection s) (get-parameter "q"))))
+  (with-session
+      (empire:send-message (connection *session*) (get-parameter "q"))))
+
+(defun root-page ()
+  (with-session
+    (handle-static-file (concatenate 'string +static-files-root+ +root-page-file+))))
 
 (defun dispatch (request)
   (let ((script-name (script-name request)))
@@ -95,7 +102,7 @@
       ((string= script-name "/eow/login") 'login-action)
       ((string= script-name "/eow/command") 'command-action)
       ((or (string-equal script-name +web-root-base+)
-           (string-equal script-name +web-root+)) 'login) ; go to the start page
+           (string-equal script-name +web-root+)) 'root-page) ; go to the start page
       ((string-starts-with script-name +static-web-root+) 'serve-static)))) ; serve static file
 
 
-- 
2.43.0

