fix #188, add fb import tool

README.md

@@ -31,7 +31,11 @@ For manual deployment, run
 bundle exec nanoc deploy --target public
 ```
 
-## Posts
+## Events
+
+Events can be fetched from facebook using `nanoc fetch [facebook event id]`. A file named `.fb_token` containing an app token for facebook must be present.
+
+## Blogposts
 
 Posts should be written in [kramdown](http://kramdown.gettalong.org/index.html), a markdown superset which has a very complete [syntax guide](http://kramdown.gettalong.org/syntax.html).
 

commands/fetch.rb

@@ -0,0 +1,27 @@
+# frozen_string_literal: true
+
+require 'net/http'
+require 'json'
+
+usage       'fetch [facebook event id]'
+aliases     :f
+summary     'Fetch an event from facebook'
+description 'Fetch an event from facebook'
+
+run do |_opts, args, _cmd|
+  fb_token = File.read('.fb_token')
+  uri = URI("https://graph.facebook.com/v2.10/#{args[0]}?fields=cover,name,description,start_time,place,end_time&access_token=#{fb_token}")
+  o = JSON.parse(Net::HTTP.get(uri))
+
+  puts <<~EOS
+  ---
+  title: "#{o['name']}"
+  time: #{o['start_time']}
+  location: #{o['place']['name']}
+  end: #{o['end_time']}
+  banner: #{o['cover']['source']}
+  ---
+
+  #{o['description']}
+  EOS
+end