webdocs: add rendering date in footer

Change-Id: Id73d13cefdcea8687cdc94754354522e34ba266d
Signed-off-by: Stephane Desneux <stephane.desneux@iot.bzh>

1 files changed, 18 insertions, 0 deletions

diff --git a/site/_plugins/render_time.rb b/site/_plugins/render_time.rb
new file mode 100644
index 0000000..afd0fb4
--- /dev/null
+++ b/site/_plugins/render_time.rb
@@ -0,0 +1,18 @@
+# Check doc at http://jekyllrb.com/docs/plugins/#tags
+# use in page with <p>{% render_time page rendered at: %}</p>
+
+module Jekyll
+  class RenderTimeTag < Liquid::Tag
+
+    def initialize(tag_name, text, tokens)
+      super
+      @text = text
+    end
+
+    def render(context)
+      "#{@text} #{Time.now}"
+    end
+  end
+end
+
+Liquid::Template.register_tag('render_time', Jekyll::RenderTimeTag)