Class: OmniAuth::Strategies::Facebook2

Inherits:
OAuth2
  • Object
show all
Defined in:
lib/omniauth/strategies/facebook2.rb

Overview

OmniAuth strategy for Facebook OAuth2.

Direct Known Subclasses

Facebook

Defined Under Namespace

Classes: NoAuthorizationCodeError

Constant Summary collapse

DEFAULT_SCOPE = 
"email"
DEFAULT_FACEBOOK_API_VERSION = 
"v25.0"
DEFAULT_INFO_FIELDS = 
"name,email"
DEFAULT_TOKEN_URL = 
"oauth/access_token"

Instance Method Summary collapse

Instance Method Details

#access_token_options ⇒ Object 



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# File 'lib/omniauth/strategies/facebook2.rb', line 129

def access_token_options
  options.access_token_options.to_h.transform_keys(&:to_sym)
end

#authorize_params ⇒ Object 



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# File 'lib/omniauth/strategies/facebook2.rb', line 133

def authorize_params
  super.tap do |params|
    options.authorize_options.each do |key|
      request_value = request.params[key.to_s]
      params[key] = request_value unless blank?(request_value)
    end

    params[:scope] ||= options[:scope] || DEFAULT_SCOPE
  end
end

#callback_phase ⇒ Object 



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# File 'lib/omniauth/strategies/facebook2.rb', line 95

def callback_phase
  return fail_state_mismatch if missing_session_state?

  with_authorization_code! { super }
rescue NoAuthorizationCodeError => e
  fail!(:no_authorization_code, e)
rescue OmniAuth::Facebook2::SignedRequest::UnknownSignatureAlgorithmError => e
  fail!(:unknown_signature_algorithm, e)
rescue NoMethodError => e
  raise unless oauth_state_nil_compare_error?(e)

  fail_state_mismatch
end

#callback_url ⇒ Object 



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# File 'lib/omniauth/strategies/facebook2.rb', line 117

def callback_url
  return "" if options.authorization_code_from_signed_request_in_cookie

  options[:callback_url] || super
end

#client ⇒ Object 



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# File 'lib/omniauth/strategies/facebook2.rb', line 109

def client
  @client ||= ::OAuth2::Client.new(
    options.client_id,
    options.client_secret,
    deep_symbolize(normalized_client_options)
  )
end

#info_options ⇒ Object 



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# File 'lib/omniauth/strategies/facebook2.rb', line 85

def info_options
  params = {
    fields: options[:info_fields] || DEFAULT_INFO_FIELDS
  }
  params[:appsecret_proof] = appsecret_proof if options[:appsecret_proof]
  params[:locale] = options[:locale] if options[:locale]

  {params: params}
end

#query_string ⇒ Object 



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# File 'lib/omniauth/strategies/facebook2.rb', line 123

def query_string
  return "" if request.params["code"]

  super
end

#raw_info ⇒ Object 



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# File 'lib/omniauth/strategies/facebook2.rb', line 81

def raw_info
  @raw_info ||= access_token.get("me", info_options).parsed || {}
end