Fetch current Genghis version on compile.

Rules

@@ -1,5 +1,9 @@
 #!/usr/bin/env ruby
 
+preprocess do
+  get_genghis_version
+end
+
 # passthrough '/CNAME/'  ## Currently borken
 compile '/CNAME/' do; end
 route '/CNAME/' do

config.yaml

@@ -17,5 +17,3 @@ watcher:
 prune:
   auto_prune: true
   exclude: [ '.git' ]
-
-genghis_version: 2.0.2

content/index.html.erb

@@ -5,11 +5,11 @@ title: Genghis, the single-file MongoDB admin app.
   <li>
     <input value="gem install genghisapp" autocorrect="off" autocomplete="off" readonly="true">
     <span>or</span>
-    <a class="download" href="https://github.com/downloads/bobthecow/genghis/genghis-<%= @config[:genghis_version] %>.tgz" title="Genghis v<%= @config[:genghis_version] %>">Download</a>
+    <a class="download" href="https://github.com/downloads/bobthecow/genghis/genghis-<%= item[:genghis_version] %>.tgz" title="Genghis v<%= item[:genghis_version] %>">Download</a>
   </li>
   <li><a href="https://github.com/bobthecow/genghis#readme">Documentation</a></li>
   <li><a href="https://github.com/bobthecow/genghis/issues">Issues</a></li>
-  <li><span>Version <%= @config[:genghis_version] %></span></li>
+  <li><span>Version <%= item[:genghis_version] %></span></li>
 </nav>
 
 <ul id="screenshots">

lib/default.rb

@@ -8,4 +8,10 @@ def item_slug(item=nil)
 
 def screenshots
   @items.select {|i| i.identifier =~ /^\/screenshots\/./ && i[:extension] == 'png' }
-end
+end
+
+def get_genghis_version
+  require 'open-uri'
+  index = @items.find {|i| i.identifier == '/' }
+  index[:genghis_version] = open('https://raw.github.com/bobthecow/genghis/master/VERSION').read
+end