Add auth_token_params as an option when getting a token

Author: jash

lib/omniauth/strategies/oauth2.rb

@@ -24,6 +24,7 @@ class OAuth2
       option :authorize_options, [:scope]
       option :token_params, {}
       option :token_options, []
+      option :auth_token_params, {}
 
       attr_accessor :access_token
 
@@ -97,7 +98,7 @@ def deep_symbolize(hash)
 
       def build_access_token
         verifier = request.params['code']
-        client.auth_code.get_token(verifier, {:redirect_uri => callback_url}.merge(token_params.to_hash(:symbolize_keys => true)))
+        client.auth_code.get_token(verifier, {:redirect_uri => callback_url}.merge(token_params.to_hash(:symbolize_keys => true)), deep_symbolize(options.auth_token_params))
       end
 
       # An error that is indicated in the OAuth 2.0 callback.