diff options
Diffstat (limited to 'actionpack/lib/action_dispatch/http/headers.rb')
-rw-r--r-- | actionpack/lib/action_dispatch/http/headers.rb | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/actionpack/lib/action_dispatch/http/headers.rb b/actionpack/lib/action_dispatch/http/headers.rb index 12f81dc1a5..5c3b7245d6 100644 --- a/actionpack/lib/action_dispatch/http/headers.rb +++ b/actionpack/lib/action_dispatch/http/headers.rb @@ -2,9 +2,23 @@ module ActionDispatch module Http # Provides access to the request's HTTP headers from the environment. # - # env = { "CONTENT_TYPE" => "text/plain" } + # env = { "CONTENT_TYPE" => "text/plain", "HTTP_USER_AGENT" => "curl/7.43.0" } # headers = ActionDispatch::Http::Headers.new(env) # headers["Content-Type"] # => "text/plain" + # headers["User-Agent"] # => "curl/7/43/0" + # + # Also note that when headers are mapped to CGI-like variables by the Rack + # server, both dashes and underscores are converted to underscores. This + # ambiguity cannot be resolved at this stage anymore. Both underscores and + # dashes have to be interpreted as if they were originally sent as dashes. + # + # # GET / HTTP/1.1 + # # ... + # # User-Agent: curl/7.43.0 + # # X_Custom_Header: token + # + # headers["X_Custom_Header"] # => nil + # headers["X-Custom-Header"] # => "token" class Headers CGI_VARIABLES = Set.new(%W[ AUTH_TYPE @@ -101,7 +115,7 @@ module ActionDispatch private - # Converts a HTTP header name to an environment variable name if it is + # Converts an HTTP header name to an environment variable name if it is # not contained within the headers hash. def env_name(key) key = key.to_s |