Elementary Methods for showing Per-User Feed- and Entry-Lists

(no control for read/unread entries yet)

FIXME: Added a variable "sessions", because Clojure didnt compile otherwise.

2 files changed, 66 insertions, 57 deletions

diff --git a/Geniface.java b/Geniface.java
index 371d4c7..c307050 100644
--- a/Geniface.java
+++ b/Geniface.java
@@ -34,7 +34,7 @@ public class Geniface {
     }
  
     public Geniface () {
-	this("/tmp");
+	this(System.getProperty("java.io.tmpdir"));
     }
  
     public void addMethod (String name, int ObjectArgCount, boolean ret) {
diff --git a/cljssss-g.clj b/cljssss-g.clj
index 03856e1..6dcefd7 100644
--- a/cljssss-g.clj
+++ b/cljssss-g.clj
@@ -17,6 +17,9 @@
                          :subname     "cljssss-g.sqlite3"
                          :create      true})
 
+;; FIXME: WAAAAAAAAAH!
+(def session {:id false})
+
 (defmacro with-db [& body]
   `(sql/with-connection db-connection-data
      ~@body))
@@ -26,24 +29,6 @@
      (sql/transaction
        ~@body)))
 
-(defn opml-init [text xmlurl htmlurl]
-  (ref {:text text :xmlurl xmlurl :htmlurl htmlurl}))
-
-(defn opml-getText [this]
-  (this :text))
-(defn opml-getXmlurl [this]
-  (this :xmlurl))
-(defn opml-getHtmlurl [this]
-  (this :htmlurl))
-
-;(gen-interface
-; :name opmliface
-; :prefix "opml-"
-; :init init
-; :methods [[getXmlurl [] String]
-;	   [getHtmlurl [] String]
-;	   [getText [] String]])
-
 ;;; FIXME: clojure has no way of creating interfaces on-the-fly. So I
 ;;; cannot use stringtemplate here.
 (defn opml-string [id]
@@ -68,26 +53,48 @@
 	      (rest r))
 	     clstr))
       "</body></opml>"))))
-;     (let [template-object (.getInstanceOf templates "opml"),
-;	   feeds
-;	   (to-array 
-;	    (loop [clst '() r results]
-;	       (if (first r)
-;		   (recur
-;		    (concat
-;		     clst
-;		     (list (proxy [Object] []
-;				  (getText []
-;					   ((first r) :title))
-;				  (getXmlurl []
-;					     ((first r) :uri))
-;				  (getHtmlurl []
-;					      ((first r) :link)))))
-;		    (rest r))
-		   clst)))]
-;       (. template-object setAttribute "date" "heute")
-;       (. template-object setAttribute "feeds" feeds)
-;       (.toString template-object)))))
+
+(defn lynxy-feedlist [id]
+  (with-dbt
+    (sql/with-query-results
+     results
+     ["SELECT feed.id, feed.uri, feed.link, user_feed_link.title FROM feed, user_feed_link WHERE user_feed_link.feed=feed.id AND user_feed_link.user=?" id]
+     (html `[html [head [title "G&ouml;del-Gentzen Clojure Syndication Services Super System"]]
+	     [body [ul
+	       ~@(loop [back '[] r results]
+		   (if (first r)
+		       (recur (concat back `[[li
+					      [a {:href ~(str "lynxy-showfeed?feed=" (:id (first r)))}
+						 ~(:title (first r)) " - "
+						 ~(:link (first r))
+						 ]]])
+			      (rest r))
+		       back))]]]))))
+
+(defn lynxy-showfeed [id feednum]
+  (with-dbt
+    (sql/with-query-results
+     results
+     ["SELECT entry.link, entry.title FROM entry, feed_entry_link, user_feed_link WHERE entry.id = feed_entry_link.entry AND feed_entry_link.feed = user_feed_link.feed AND user_feed_link.user = ? AND user_feed_link.feed = ?" id feednum]
+     (html `[html [head [title "G&ouml;del-Gentzen Clojure Syndication Services Super System"]]
+	  [body [ul
+	 ~@(loop [back '[] r results]
+	      (if (first r)
+		  (recur (concat back `[[li
+			      [a {:href ~(:link (first r))}
+				 ~(:title (first r)) " - "
+				 ~(:link (first r))
+				 ]]])
+		      (rest r))
+	       back))]
+		[a {:href "lynxy-feedlist.html"} "&laquo; To Feedlist"]
+		]]))))
+
+(defmacro with-session [& body]
+  `(if (not (session :id))
+       (redirect-to "/login")
+       (do ~@body)))
+      
 
 (defservlet cljssss-g
   (GET "/login"
@@ -100,26 +107,28 @@
 		       (.setAttributes {"logintext" "Login"})))))
   (POST "/login"
 	(dosync
-     (with-db
-	  (sql/with-query-results [{id :id password :password}]
-                                ["SELECT id, password FROM user WHERE name = ?"
-				(params :name)]
-				 (if (= password (params :password))
-              (do
-                (alter session assoc :id id)
-                (redirect-to "/"))
-              (redirect-to "/login?valuesofbetawillgiverisetodom=true"))))))
+	 (with-db
+	   (sql/with-query-results [{id :id password :password}]
+				   ["SELECT id, password FROM user WHERE name = ?"
+				    (params :name)]
+				   (if (= password (params :password))
+				       (do
+					(alter session assoc :id id)
+					(redirect-to "/"))
+				       (redirect-to "/login?valuesofbetawillgiverisetodom=true"))))))
   (GET "/feedlist.opml"
-       (if (not (session :id))
-	   (redirect-to "/login")
-	   (opml-string (session :id))))
+       (with-session (opml-string (session :id))))
+  (GET "/lynxy-feedlist.html"
+       (with-session (lynxy-feedlist (session :id))))
+  (GET "/lynxy-showfeed"
+       (with-session
+	 (lynxy-showfeed (session :id) (. Integer parseInt (params :feed)))))
   (GET "/"
-    (if (session :id)
-        (.toString
-         (doto (.getInstanceOf templates "index")
-           (.setAttributes {"title" "Subscriptions",
-                            "mainParagraph" "Hi there!"})))
-        (redirect-to "/login")))
+    (with-session
+      (.toString
+       (doto (.getInstanceOf templates "index")
+	     (.setAttributes {"title" "Subscriptions",
+				      "mainParagraph" "Hi there!"})))))
   (ANY "*"
     (page-not-found)))