Class: WADL::HTTPMethod

Inherits:
HasDocs show all
Defined in:
lib/wadl/http_method.rb

Constant Summary

OAUTH_HEADER = 
'Authorization'
OAUTH_PREFIX = 
'OAuth:'

Constants inherited from CheapSchema

CheapSchema::ATTRIBUTES

Instance Attribute Summary

Attributes inherited from CheapSchema

#attributes, #href, #index_key, #parent

Instance Method Summary (collapse)

Methods inherited from HasDocs

#define_singleton

Methods inherited from CheapSchema

as_collection, as_member, contents_are_mixed_data, #dereference, #dereference_with_context, dereferencing_attr_accessor, dereferencing_instance_accessor, #each_attribute, #each_collection, #each_member, from_element, has_attributes, has_many, has_one, has_required, in_document, inherit, inherited, init, #initialize, #matches?, may_be_reference, may_be_reference?, #paths, #to_s

Constructor Details

This class inherits a constructor from WADL::CheapSchema

Instance Method Details

- (Object) call(resource, args = {})

Args:

:path - Values for path parameters
:query - Values for query parameters
:headers - Values for header parameters
:send_representation
:expect_representation


58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
 
# File 'lib/wadl/http_method.rb', line 58

def call(resource, args = {})
  unless parent.respond_to?(:uri)
    raise "You can't call a method that's not attached to a resource! (You may have dereferenced a method when you shouldn't have)"
  end

  resource ||= parent
  method = dereference

  uri = method.request ? method.request.uri(resource, args) : resource.uri(args)
  headers = uri.headers.dup

  headers['Accept']       = expect_representation.mediaType if args[:expect_representation]
  headers['User-Agent']   = 'Ruby WADL client' unless headers['User-Agent']
  headers['Content-Type'] = 'application/x-www-form-urlencoded'
  headers[:method]        = name.downcase.to_sym
  headers[:body]          = args[:send_representation]

  set_oauth_header(headers, uri)

  response = begin
    open(uri, headers)
  rescue OpenURI::HTTPError => err
    err.io
  end

  method.response.build(response)
end

- (Object) set_oauth_header(headers, uri) 



86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
 
# File 'lib/wadl/http_method.rb', line 86

def set_oauth_header(headers, uri)
  args = headers[OAUTH_HEADER] or return

  yaml = args.dup
  yaml.sub!(/\A#{OAUTH_PREFIX}/, '') or return

  consumer_key, consumer_secret, access_token, token_secret = YAML.load(yaml)

  request = OpenURI::Methods[headers[:method]].new(uri.to_s)

  consumer = OAuth::Consumer.new(consumer_key, consumer_secret)
  token    = OAuth::AccessToken.new(consumer, access_token, token_secret)

  helper = OAuth::Client::Helper.new(request,
    :request_uri      => request.path,
    :consumer         => consumer,
    :token            => token,
    :scheme           => 'header',
    :signature_method => 'HMAC-SHA1'
  )

  headers[OAUTH_HEADER] = helper.header
end