+
+ def wikipedia_link(key, value)
+ # English Wikipedia by default
+ lang = 'en'
+
+ if key == 'wikipedia' or key =~ /^wikipedia:(\S+)$/
+ mylang = $1
+
+ # Some k/v's are wikipedia=http://en.wikipedia.org/wiki/Full%20URL
+ return nil if value =~ /^http:\/\//
+
+ if mylang
+ lang = mylang
+ # This regex should match Wikipedia language codes, everything
+ # from de to zh-classical
+ elsif value =~ /^([a-z-]{2,12}):(.+)$/
+ lang = $1
+ # Don't display e.g. "en:Foobar" as the title, just "Foobar"
+ value = $2
+ end
+
+ locale = I18n.locale.to_s
+ return {
+ 'url' => "http://#{lang}.wikipedia.org/wiki/#{value}?uselang=#{locale}",
+ 'title' => value
+ }
+ else
+ return nil
+ end
+ end