Class: OmniAuth::Strategies::KhanAcademy

Inherits:
Object
  • Object
show all
Includes:
OmniAuth::Strategy
Defined in:
lib/omniauth/strategies/khan_academy.rb

Constant Summary collapse

DEFAULT_CLIENT_OPTIONS = 
{
  "http_method" => :get,
  "site" => "http://www.khanacademy.org",
  "request_token_path" => "/api/auth/request_token",
  "access_token_path" => "/api/auth/access_token"
}

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#access_token ⇒ Object (readonly)

Returns the value of attribute access_token.



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# File 'lib/omniauth/strategies/khan_academy.rb', line 28

def access_token
  @access_token
end

Instance Method Details

#callback_phase ⇒ Object 



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# File 'lib/omniauth/strategies/khan_academy.rb', line 38

def callback_phase
  raise OmniAuth::NoSessionError.new("Session Expired") if session["oauth"].nil?
  # Create a request token from the token and secret provided in the response
  request_token = ::OAuth::AccessToken.new(consumer, request["oauth_token"], request["oauth_token_secret"])
  # Request access_token from the created request_token
  @access_token = consumer.get_access_token(request_token, {oauth_callback: callback_url, oauth_verifier: request["oauth_verifier"]})

  super
rescue ::Timeout::Error => e
  fail!(:timeout, e)
rescue ::Net::HTTPFatalError, ::OpenSSL::SSL::SSLError => e
  fail!(:service_unavailable, e)
rescue ::OAuth::Unauthorized => e
  fail!(:invalid_credentials, e)
rescue ::MultiJson::DecodeError => e
  fail!(:invalid_response, e)
rescue ::OmniAuth::NoSessionError => e
  fail!(:session_expired, e)
end

#callback_url ⇒ Object 



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

def callback_url
  options.callback_url || super
end

#client_options ⇒ Object 



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

def client_options
  DEFAULT_CLIENT_OPTIONS.merge(options.client_options || {})
end

#consumer ⇒ Object 



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# File 'lib/omniauth/strategies/khan_academy.rb', line 90

def consumer
  @consumer ||= ::OAuth::Consumer.new(options.consumer_key, options.consumer_secret, client_options)
end

#login_url ⇒ Object 



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

def 
  req = consumer.create_signed_request(:get, consumer.request_token_url, nil, {oauth_callback: callback_url})

  oauth_params_string = req.instance_variable_get("@header")["authorization"].first
  oauth_params_hash = req.parse_header(oauth_params_string)

  "#{consumer.request_token_url}?#{oauth_params_hash.to_query}"
end

#raw_info ⇒ Object 



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# File 'lib/omniauth/strategies/khan_academy.rb', line 58

def raw_info
  @raw_info ||= MultiJson.decode(access_token.get("/api/v1/user").body)
end

#request_phase ⇒ Object

this will redirect to the KhanAcademy login page where you can login using google, facebook or khan“s login Khan returns the required credentials for the request token after authentication



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# File 'lib/omniauth/strategies/khan_academy.rb', line 32

def request_phase
  session["oauth"] ||= {}
  redirect 
end