lib/snapa.rb in snapa-0.0.4 vs lib/snapa.rb in snapa-0.0.5

@@ -1,7 +1,8 @@
 require 'snapa/version'
 require 'rack/file'
+require 'digest'
 
 module Snapa
   class File < Rack::File
 
     def cmd
@@ -19,10 +20,10 @@
     def build(request)
       system [cmd, script, "'#{url(request)}'", "'#{@path}'"].join(' ')
     end
 
     def path(request)
-      @path ||= F.join('/tmp/snapa', request.query_string + '.png')
+      @path ||= F.join('/tmp/snapa', ::Digest.hexencode(request.query_string) + '.png')
     end
 
     def _call(env)
       request = ::Rack::Request.new(env)