diff options
author | Joshua Peek <josh@joshpeek.com> | 2009-01-27 18:54:01 -0600 |
---|---|---|
committer | Joshua Peek <josh@joshpeek.com> | 2009-01-27 18:54:01 -0600 |
commit | 319ae4628f4e0058de3e40e4ca7791b17e45e70c (patch) | |
tree | e5da1bfe6dd69a9cf483c9ff9fd18c5bfdd2f463 /actionpack/lib/action_dispatch/http/headers.rb | |
parent | a0f2b1d95d3785de92ae271fd7ea23e91c0cadc6 (diff) | |
download | rails-319ae4628f4e0058de3e40e4ca7791b17e45e70c.tar.gz rails-319ae4628f4e0058de3e40e4ca7791b17e45e70c.tar.bz2 rails-319ae4628f4e0058de3e40e4ca7791b17e45e70c.zip |
Move HTTP libs and middleware into ActionDispatch component
Diffstat (limited to 'actionpack/lib/action_dispatch/http/headers.rb')
-rw-r--r-- | actionpack/lib/action_dispatch/http/headers.rb | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/actionpack/lib/action_dispatch/http/headers.rb b/actionpack/lib/action_dispatch/http/headers.rb new file mode 100644 index 0000000000..2a41b4dbad --- /dev/null +++ b/actionpack/lib/action_dispatch/http/headers.rb @@ -0,0 +1,33 @@ +require 'active_support/memoizable' + +module ActionDispatch + module Http + class Headers < ::Hash + extend ActiveSupport::Memoizable + + def initialize(*args) + if args.size == 1 && args[0].is_a?(Hash) + super() + update(args[0]) + else + super + end + end + + def [](header_name) + if include?(header_name) + super + else + super(env_name(header_name)) + end + end + + private + # Converts a HTTP header name to an environment variable name. + def env_name(header_name) + "HTTP_#{header_name.upcase.gsub(/-/, '_')}" + end + memoize :env_name + end + end +end |