Fix feeds and indices.

src/feeds.lisp

   "Render and write the given FEEDS for the site."
   (flet ((first-10 (list)
            (subseq list 0 (min (length list) 10))))
-    (let* ((by-date (by-date (hash-table-values *posts*)))
+    (let* ((by-date (by-date (find-all 'post)))
            (posts (first-10 by-date))
            (rss (make-instance 'index :id "rss.xml" :posts posts))
            (atom (make-instance 'index :id "feed.atom" :posts posts)))

src/indices.lisp

 
 (defun all-months ()
   "Retrieve a list of all months with published posts."
-  (sort (remove-duplicates (mapcar (lambda (x) (get-month (post-date x)))
+  (sort (remove-duplicates (mapcar (lambda (x) (get-month (content-date x)))
                                    (hash-table-values *content*)) :test #'string=)
         #'string>))
 
 
 (defun index-by-month (month posts)
   "Return an index of all POSTS matching the given MONTH."
-  (let ((content (remove-if-not (lambda (post) (search month (post-date post)))
+  (let ((content (remove-if-not (lambda (post) (search month (content-date post)))
                                 posts)))
     (make-instance 'date-index :id month
                                :posts content
 
 (defun render-indices ()
   "Render the indices to view posts in groups of size N, by month, and by tag."
-  (let ((posts (by-date (hash-table-values *content*))))
+  (let ((posts (by-date (find-all 'post))))
     (dolist (tag (all-tags))
       (let ((index (index-by-tag tag posts)))
         (write-page (page-path index) (render-page index))))

src/posts.lisp

 (defmethod page-path ((object post))
   (rel-path (staging *config*) "posts/~a" (content-slug object)))
 
-(defmethod initialize-instance :after ((post post) &key)
+(defmethod initialize-instance :after ((object post) &key)
   (with-accessors ((title post-title)
                    (format post-format)
-                   (content post-content)) post
-      (setf (content-slug post) (slugify title)
+                   (content post-content)) object
+      (setf (content-slug object) (slugify title)
             format (make-keyword (string-upcase format))
             content (render-content content format))))