implement optional last updated date for posts

[~bandali/bndl.org] / haunt.scm

diff --git a/haunt.scm b/haunt.scm
index dbb34c1..51f3e02 100644 (file)
--- a/haunt.scm
+++ b/haunt.scm
@@ -17,6 +17,8 @@
 (define my-url
   (string-append (symbol->string my-scheme) "://" my-domain))
 
+(define my-date-format "~B ~d, ~Y")
+
 (define (stylesheet name)
   `(link (@ (rel "stylesheet")
             (href ,(string-append "/" name ".css")))))
@@ -37,10 +39,12 @@
       (main ,body)
       (footer
        (p
-        "Copyright 2016–2019 Amin Bandali.  See " ,(aa "license.html")
-        " for license conditions. Please copy and share."))))))
+        "Copyright 2016–2019 Amin Bandali.  See "
+        ,(aa "license.html" "/license.html") " for license "
+        "conditions. Please copy and share."))))))
 
-(define my-date-format "~B ~d, ~Y")
+
+(register-metadata-parser! 'updated string->date*)
 
 (define (my-post-template post)
   `((header
@@ -48,7 +52,13 @@
      (address "By " ,(aa (post-ref post 'author) "/")
               " <" ,(post-ref post 'email) ">")
      (p (@ (class "date"))
-        ,(date->string (post-date post) my-date-format)))
+        "Published "
+        ,(date->string (post-date post) my-date-format))
+     ,(if (post-ref post 'updated)
+          `(p (@ (class "updated"))
+              "Updated "
+              ,(date->string (post-ref post 'updated)
+                             my-date-format)) ""))
     ,(post-sxml post)
     (p (@ (class "muted inbox"))
        "Have a question or comment?  Start a discussion in my "