twitter-status-bot/.gems/gems/faraday-0.9.0/lib/faraday/request/authorization.rb

43 lines
980 B
Ruby

module Faraday
class Request::Authorization < Faraday::Middleware
KEY = "Authorization".freeze unless defined? KEY
# Public
def self.header(type, token)
case token
when String, Symbol
"#{type} #{token}"
when Hash
build_hash(type.to_s, token)
else
raise ArgumentError, "Can't build an Authorization #{type} header from #{token.inspect}"
end
end
# Internal
def self.build_hash(type, hash)
offset = KEY.size + type.size + 3
comma = ",\n#{' ' * offset}"
values = []
hash.each do |key, value|
values << "#{key}=#{value.to_s.inspect}"
end
"#{type} #{values * comma}"
end
def initialize(app, type, token)
@header_value = self.class.header(type, token)
super(app)
end
# Public
def call(env)
unless env.request_headers[KEY]
env.request_headers[KEY] = @header_value
end
@app.call(env)
end
end
end