Sha256: 6d5ba7f915197445e400ed3da5dfbc173c6f03d70cd02074b0fcc123c49894ff
Contents?: true
Size: 1.34 KB
Versions: 10
Compression:
Stored size: 1.34 KB
Contents
# encoding: utf-8
module Hyperdrive
class HATEOAS
extend Hyperdrive::Values
def self.call(env)
@env = env
if hyperdrive.resources.empty? || env['PATH_INFO'] != '/'
raise Hyperdrive::Errors::NotFound
end
[200, headers, [body]]
end
private
def self.media_types
%w(hal+json json).map do |media_type|
"application/vnd.#{hyperdrive.config[:vendor]}+#{media_type}"
end + %w(application/hal+json application/json)
end
def self.content_type
@env['hyperdrive.accept'].best_of(media_types)
end
def self.headers
{
'Access-Control-Allow-Origin' => '*',
'Access-Control-Allow-Methods' => 'GET, HEAD, OPTIONS',
'Allow' => 'GET, HEAD, OPTIONS',
'Content-Type' => content_type
}
end
def self.endpoints
hyperdrive.resources.map do |_,resource|
resource.to_hash
end
end
def self.response
{
_links: { self: { href: '/' } },
name: hyperdrive.config[:name],
description: hyperdrive.config[:description],
vendor: hyperdrive.config[:vendor],
resources: endpoints
}
end
def self.body
if content_type =~ /json$/
MultiJson.dump(response)
else
raise Errors::NotAcceptable.new(@env['HTTP_ACCEPT'])
end
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems