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Versions: 56
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Contents
# frozen_string_literal: true
module Faraday
class Request
# Request middleware for the Authorization HTTP header
class Authorization < Faraday::Middleware
unless defined?(::Faraday::Request::Authorization::KEY)
KEY = 'Authorization'
end
# @param type [String, Symbol]
# @param token [String, Symbol, Hash]
# @return [String] a header value
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
# @param type [String]
# @param hash [Hash]
# @return [String] type followed by comma-separated key=value pairs
# @api private
def self.build_hash(type, hash)
comma = ', '
values = []
hash.each do |key, value|
values << "#{key}=#{value.to_s.inspect}"
end
"#{type} #{values * comma}"
end
# @param app [#call]
# @param type [String, Symbol] Type of Authorization
# @param token [String, Symbol, Hash] Token value for the Authorization
def initialize(app, type, token)
@header_value = self.class.header(type, token)
super(app)
end
# @param env [Faraday::Env]
def call(env)
env.request_headers[KEY] = @header_value unless env.request_headers[KEY]
@app.call(env)
end
end
end
end
Version data entries
56 entries across 45 versions & 12 rubygems