Class: OAuth::Signature::Base

Inherits:
Object
  • Object
show all
Includes:
Helper
Defined in:
lib/oauth/signature/base.rb

Direct Known Subclasses

HMAC::Base, HMAC::MD5, MD5, PLAINTEXT, RSA::SHA1, SHA1

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Helper

#escape, #generate_key, #generate_timestamp, #normalize, #normalize_nested_query, #parse_header, #stringify_keys, #unescape

Constructor Details

#initialize(request, options = {}, &block) ⇒ Base

Returns a new instance of Base.

Raises:

  • (TypeError)
[View source]

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# File 'lib/oauth/signature/base.rb', line 34

def initialize(request, options = {}, &block)
  raise TypeError unless request.kind_of?(OAuth::RequestProxy::Base)
  @request = request
  @options = options

  ## consumer secret was determined beforehand

  @consumer_secret = options[:consumer].secret if options[:consumer]

  # presence of :consumer_secret option will override any Consumer that's provided
  @consumer_secret = options[:consumer_secret] if options[:consumer_secret]

  ## token secret was determined beforehand

  @token_secret = options[:token].secret if options[:token]

  # presence of :token_secret option will override any Token that's provided
  @token_secret = options[:token_secret] if options[:token_secret]

  # override secrets based on the values returned from the block (if any)
  if block_given?
    # consumer secret and token secret need to be looked up based on pieces of the request
    secrets = yield block.arity == 1 ? request : [token, consumer_key, nonce, request.timestamp]
    if secrets.is_a?(Array) && secrets.size == 2
      @token_secret = secrets[0]
      @consumer_secret = secrets[1]
    end
  end
end

Instance Attribute Details

#consumer_secret ⇒ Object (readonly)

Returns the value of attribute consumer_secret.


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# File 'lib/oauth/signature/base.rb', line 11

def consumer_secret
  @consumer_secret
end

#options ⇒ Object

Returns the value of attribute options.


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# File 'lib/oauth/signature/base.rb', line 10

def options
  @options
end

#request ⇒ Object (readonly)

Returns the value of attribute request.


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# File 'lib/oauth/signature/base.rb', line 11

def request
  @request
end

#token_secret ⇒ Object (readonly)

Returns the value of attribute token_secret.


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# File 'lib/oauth/signature/base.rb', line 11

def token_secret
  @token_secret
end

Class Method Details

.digest_class(digest_class = nil) ⇒ Object

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# File 'lib/oauth/signature/base.rb', line 19

def self.digest_class(digest_class = nil)
  return @digest_class if digest_class.nil?
  @digest_class = digest_class
end

.digest_klass(digest_klass = nil) ⇒ Object

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# File 'lib/oauth/signature/base.rb', line 24

def self.digest_klass(digest_klass = nil)
  return @digest_klass if digest_klass.nil?
  @digest_klass = digest_klass
end

.hash_class(hash_class = nil) ⇒ Object

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# File 'lib/oauth/signature/base.rb', line 29

def self.hash_class(hash_class = nil)
  return @hash_class if hash_class.nil?
  @hash_class = hash_class
end

.implements(signature_method = nil) ⇒ Object

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# File 'lib/oauth/signature/base.rb', line 13

def self.implements(signature_method = nil)
  return @implements if signature_method.nil?
  @implements = signature_method
  OAuth::Signature.available_methods[@implements] = self
end

Instance Method Details

#==(cmp_signature) ⇒ Object

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# File 'lib/oauth/signature/base.rb', line 68

def ==(cmp_signature)
  Base64.decode64(signature) == Base64.decode64(cmp_signature)
end

#body_hash ⇒ Object

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# File 'lib/oauth/signature/base.rb', line 80

def body_hash
  if self.class.hash_class
    Base64.encode64(self.class.hash_class.digest(request.body || '')).chomp.gsub(/\n/,'')
  else
    nil # no body hash algorithm defined, so don't generate one
  end
end

#signature ⇒ Object

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# File 'lib/oauth/signature/base.rb', line 64

def signature
  Base64.encode64(digest).chomp.gsub(/\n/,'')
end

#signature_base_string ⇒ Object

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# File 'lib/oauth/signature/base.rb', line 76

def signature_base_string
  request.signature_base_string
end

#verify ⇒ Object

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# File 'lib/oauth/signature/base.rb', line 72

def verify
  self == self.request.signature
end