Automaticly add username and email if configured in git-scm, as bundle gem

railties/lib/rails/generators/rails/plugin/plugin_generator.rb

@@ -304,6 +304,22 @@ task default: :test
         @camelized ||= name.gsub(/\W/, '_').squeeze('_').camelize
       end
 
+      def author
+        if @author.nil?
+          git_user_name = `git config user.name`.chomp
+          @author = git_user_name.empty? ? "TODO: Write your name" : git_user_name
+        end
+        @author
+      end
+
+      def email
+        if @email.nil?
+          git_user_email = `git config user.email`.chomp
+          @email = git_user_email.empty? ? "TODO: Write your email address" : git_user_email
+        end
+        @email
+      end
+
       def valid_const?
         if original_name =~ /[^0-9a-zA-Z_]+/
           raise Error, "Invalid plugin name #{original_name}. Please give a name which use only alphabetic or numeric or \"_\" characters."

railties/lib/rails/generators/rails/plugin/templates/%name%.gemspec

@@ -7,8 +7,8 @@ require "<%= name %>/version"
 Gem::Specification.new do |s|
   s.name        = "<%= name %>"
   s.version     = <%= camelized %>::VERSION
-  s.authors     = ["TODO: Your name"]
-  s.email       = ["TODO: Your email"]
+  s.authors     = ["<%= author %>"]
+  s.email       = ["<%= email %>"]
   s.homepage    = "TODO"
   s.summary     = "TODO: Summary of <%= camelized %>."
   s.description = "TODO: Description of <%= camelized %>."

railties/lib/rails/generators/rails/plugin/templates/MIT-LICENSE

@@ -1,4 +1,4 @@
-Copyright <%= Date.today.year %> YOURNAME
+Copyright <%= Date.today.year %> <%= author %>
 
 Permission is hereby granted, free of charge, to any person obtaining
 a copy of this software and associated documentation files (the