Enable Wordpress Oauth login and registration

lib/omniauth_wordpress.rb

@@ -0,0 +1,40 @@
+# This code is based on this gem https://github.com/jwickard/omniauth-wordpress-oauth2-plugin
+
+require "omniauth-oauth2"
+
+module OmniAuth
+  module Strategies
+    class Wordpress < OmniAuth::Strategies::OAuth2
+      option :name, "wordpress_oauth2"
+
+      option :client_options, {}
+
+      uid { raw_info["ID"] }
+
+      info do
+        {
+            name: raw_info["display_name"],
+            email: raw_info["user_email"],
+            nickname: raw_info["user_nicename"],
+            urls: { "Website" => raw_info["user_url"] }
+        }
+      end
+
+      extra do
+        { raw_info: raw_info }
+      end
+
+      def callback_url
+        full_host + script_name + callback_path
+      end
+
+      def raw_info
+        @raw_info ||= obtain_raw_info
+      end
+
+      def obtain_raw_info
+        access_token.get("/oauth/me", params: { "Authorization" => "Bearer #{access_token.token}" }).parsed
+      end
+    end
+  end
+end