response.rb in gloo-3.6.0

- old
+ new

@@ -16,10 +16,11 @@
       TEXT_TYPE = 'text/plain'.freeze
       JSON_TYPE = 'application/json'.freeze
       HTML_TYPE = 'text/html'.freeze
             
       attr_reader :code, :type, :data
+      attr_accessor :location
       
 
       # ---------------------------------------------------------------------
       #    Initialization
       # ---------------------------------------------------------------------
@@ -35,10 +36,11 @@
         @log = @engine.log if @engine
 
         @code = code
         @type = type
         @data = data
+        @location = nil
       end
 
 
       # ---------------------------------------------------------------------
       #    Static Helper Functions
@@ -69,11 +71,30 @@
         code = Gloo::WebSvr::ResponseCode::SUCCESS )
 
         return Gloo::WebSvr::Response.new( engine, code, HTML_TYPE, data )
       end
 
+      # 
+      # Helper to create a redirect response.
+      # 
+      def self.redirect_response( engine, target )
+        code = Gloo::WebSvr::ResponseCode::FOUND
+        data = <<~TEXT
+        <head>
+          <html>
+            <body><a href="#{target}">target is here</a></body>
+          </html>
+        </head>
+        TEXT
 
+        response = Gloo::WebSvr::Response.new( engine, code, HTML_TYPE, data )
+        response.location = target
+
+        return response
+      end
+
+
       # ---------------------------------------------------------------------
       #    Data Functions
       # ---------------------------------------------------------------------
 
       # 
@@ -94,9 +115,13 @@
         #  https://stackoverflow.com/questions/3295083/how-do-i-set-a-cookie-with-a-ruby-rack-middleware-component
         #   https://www.rubydoc.info/gems/rack/1.4.7/Rack/Session/Cookie
         #
 
         headers = { CONTENT_TYPE => @type }
+
+        if @location
+          headers[ 'Location' ] = @location
+        end
 
         session = @engine&.running_app&.obj&.session      
         headers = session.add_session_for_response( headers ) if session
   
         return headers