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Versions: 19
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Contents
# frozen_string_literal: true
module Jeanine
class Headers
CGI_VARIABLES = Set.new(%W[
AUTH_TYPE
CONTENT_LENGTH
CONTENT_TYPE
GATEWAY_INTERFACE
HTTPS
PATH_INFO
PATH_TRANSLATED
QUERY_STRING
REMOTE_ADDR
REMOTE_HOST
REMOTE_IDENT
REMOTE_USER
REQUEST_METHOD
SCRIPT_NAME
SERVER_NAME
SERVER_PORT
SERVER_PROTOCOL
SERVER_SOFTWARE
]).freeze
HTTP_HEADER = /\A[A-Za-z0-9-]+\z/
include Enumerable
def initialize(request)
@req = request
end
def [](key)
@req.get_header env_name(key)
end
def key?(key)
@req.has_header? env_name(key)
end
alias :include? :key?
DEFAULT = Object.new
def fetch(key, default = DEFAULT)
@req.fetch_header(env_name(key)) do
return default unless default == DEFAULT
return yield if block_given?
raise KeyError, key
end
end
def each(&block)
@req.each_header(&block)
end
def to_h
obj = {}
each do |k,v|
obj[k] = v
end
obj
end
private
def env_name(key)
key = key.to_s
if HTTP_HEADER.match?(key)
key = key.upcase.tr("-", "_")
key = "HTTP_" + key unless CGI_VARIABLES.include?(key)
end
key
end
end
end
Version data entries
19 entries across 19 versions & 1 rubygems