mosaddeq and nationalisation of oil

_plugins/fa.rb

@@ -0,0 +1,14 @@
+# Wraps text in .lang-fa div
+
+module Farsi
+  class FarsiTag < Liquid::Block
+    def render(context)
+      text = super
+      site = context.registers[:site]
+      converter = site.find_converter_instance(::Jekyll::Converters::Markdown)
+      "<div class='lang-fa'>#{converter.convert(text)}</div>"
+    end
+  end
+end
+
+Liquid::Template.register_tag('fa', Farsi::FarsiTag)