add simple jekyll hook server

jekyll/scripts/hook-server.rb

@@ -0,0 +1,33 @@
+#!/usr/bin/env ruby
+require 'sinatra'
+require 'json'
+require 'git'
+require 'jekyll'
+
+set :source, '/root/clones'
+set :destination, '/srv/hosts'
+
+def build_site(name, url)
+  puts settings.source
+  options = {
+    server: false,
+    auto: false,
+    source: File.join(settings.source, name),
+    destination: File.join(settings.destination, name),
+    plugins: File.join(settings.source, name, '_plugins')
+  }
+  unless Dir.exists?(options[:source])
+    Git.clone(url, 'test', path: settings.source)
+  else
+    g = Git.init(options[:source])
+    g.pull
+  end
+  site = Jekyll::Site.new(Jekyll.configuration(options))
+  site.process
+end
+
+post '/hooks/gogs/jekyll' do
+  request.body.rewind
+  data = JSON.parse(request.body.read)
+  build_site(data["repository"]["name"], data["repository"]["url"])
+end