diff --git a/lib/prawnto.rb b/lib/prawnto.rb
index 3c71420..353d0e5 100644
--- a/lib/prawnto.rb
+++ b/lib/prawnto.rb
@@ -2,7 +2,6 @@
 $:.include?(File.dirname(__FILE__)) || $:.include?(File.expand_path(File.dirname(__FILE__)))
 
 module Prawnto
-  VERSION='0.0.4'
   autoload :ActionControllerMixin, 'prawnto/action_controller_mixin'
   autoload :ActionViewMixin, 'prawnto/action_view_mixin'
   module TemplateHandlers
diff --git a/lib/prawnto/template_handler/compile_support.rb b/lib/prawnto/template_handler/compile_support.rb
index 5f1a130..7b15cd5 100644
--- a/lib/prawnto/template_handler/compile_support.rb
+++ b/lib/prawnto/template_handler/compile_support.rb
@@ -1,9 +1,6 @@
 module Prawnto
   module TemplateHandler
-
     class CompileSupport
-      extend ActiveSupport::Memoizable
-      
       attr_reader :options
 
       def initialize(controller)
@@ -25,16 +22,16 @@ def set_headers
 
       # TODO: kept around from railspdf-- maybe not needed anymore? should check.
       def ie_request?
-        @controller.request.env['HTTP_USER_AGENT'] =~ /msie/i
+        return @ie_request if instance_variable_defined?(:@ie_request)
+        @ie_request = @controller.request.env['HTTP_USER_AGENT'] =~ /msie/i
       end
-      memoize :ie_request?
 
       # added to make ie happy with ssl pdf's (per naisayer)
       def ssl_request?
+        return @ssl_request if instance_variable_defined?(:@ssl_request)
         protocol = @controller.request.env['SERVER_PROTOCOL']
-        protocol && protocol.downcase == "https"
+        @ssl_request = protocol && protocol.downcase == "https"
       end
-      memoize :ssl_request?
 
       # TODO: kept around from railspdf-- maybe not needed anymore? should check.
       def set_pragma
diff --git a/lib/prawnto/template_handlers/base.rb b/lib/prawnto/template_handlers/base.rb
index 5038c39..9691ca1 100644
--- a/lib/prawnto/template_handlers/base.rb
+++ b/lib/prawnto/template_handlers/base.rb
@@ -2,13 +2,19 @@ module Prawnto
   module TemplateHandlers
     class Base < (::Rails::VERSION::MAJOR < 3 ? ::ActionView::TemplateHandler : ::Object)
       include ::ActionView::TemplateHandlers::Compilable if ::Rails::VERSION::MAJOR < 3
-      
-      def compile(template)
+
+      def self.call(template)
         "_prawnto_compile_setup;" +
-        "pdf = Prawn::Document.new(@prawnto_options[:prawn]);" + 
+        "pdf = Prawn::Document.new(@prawnto_options[:prawn]);" +
         "#{template.source}\n" +
         "pdf.render;"
       end
+
+      if ::Rails::VERSION::MAJOR < 3 || (::Rails::VERSION::MAJOR == 3 && ::Rails::VERSION::MINOR < 1)
+        def compile(template)
+          self.class.call(template)
+        end
+      end
     end
   end
 end
diff --git a/lib/prawnto/template_handlers/dsl.rb b/lib/prawnto/template_handlers/dsl.rb
index f8458f3..6e1b89e 100644
--- a/lib/prawnto/template_handlers/dsl.rb
+++ b/lib/prawnto/template_handlers/dsl.rb
@@ -1,14 +1,16 @@
 module Prawnto
   module TemplateHandlers
     class Dsl < Base
-      
-      def compile(template)
-        "_prawnto_compile_setup(true);" +
-        "pdf = Prawn::Document.new(@prawnto_options[:prawn]);" + 
-        "pdf.instance_eval do; #{template.source}\nend;" +
-        "pdf.render;"
+      def self.call(template)
+        <<-RUBY
+          _prawnto_compile_setup(true)
+          pdf = Prawn::Document.new(@prawnto_options[:prawn])
+          pdf.instance_eval do
+            #{template.source}
+          end
+          pdf.render
+        RUBY
       end
-
     end
   end
 end
diff --git a/lib/prawnto/template_handlers/raw.rb b/lib/prawnto/template_handlers/raw.rb
index ef2f7e0..3f23d62 100644
--- a/lib/prawnto/template_handlers/raw.rb
+++ b/lib/prawnto/template_handlers/raw.rb
@@ -1,64 +1,63 @@
-module Prawnto
-  module TemplateHandlers
-    class Raw < Base
-      
-      def compile(template)
-        #TODO: what's up with filename here?  not used is it?
-        source,filename = massage_template_source(template)
-        "_prawnto_compile_setup;" +
-#        (filename ? "@prawnto_options[:filename] = filename" : "") +
-        source
-      end
-
-#      attr_reader :run_environment
-
-      GENERATE_REGULAR_EXPRESSION = /^\s*Prawn\:\:Document\.generate(\(?)(.*?)(\,(.*))?(\s*\)?\s+do(.*?))$/m
-      RENDER_FILE_REGULAR_EXPRESSION = /(\w+)\.render_file\(?(.*?)\)?\s*$/
-
-=begin
-      def render(template)
-        setup_run_environment
-        pull_prawnto_options
-        source,filename = massage_template_source(template)
-        @prawnto_options[:filename] = filename if filename
-        build_headers
-        @run_environment.instance_eval(source, template.filename, 0)  #run in anonymous class
-      end
-
-
-    protected
-
-      def setup_run_environment
-        @run_environment = Object.new
-      end
-
-=end
-    protected
-      def massage_template_source(template)
-        source = template.source.dup
-        variable_name = '_pdf'
-        filename = nil
-        
-        source.gsub! /^(\s*?)(\$LOAD_PATH)/, '\1#\2'
-        source.gsub! /^(\s*?)(require\(?\s*['"]rubygems['"]\s*\)?\s*)$/, '\1#\2'
-        source.gsub! /^(\s*?)(require\(?\s*['"]prawn['"]\s*\)?\s*)$/, '\1#\2'
-
-        if (source =~ GENERATE_REGULAR_EXPRESSION)
-          filename = $2
-          source.sub! GENERATE_REGULAR_EXPRESSION, "#{variable_name} = Prawn::Document.new\\1\\4\\5"
-        elsif (source =~ RENDER_FILE_REGULAR_EXPRESSION)
-          variable_name = $1
-          filename = $2
-          source.sub! RENDER_FILE_REGULAR_EXPRESSION, '#\0'
-        end
-        source.gsub! /^(\s*)(class\s|def\s).*?\n\1end/m do |match|
-          eval "class <<@run_environment; #{match}; end;"
-          "\n" * match.count("\n")
-        end
-        source += "\n[#{variable_name}.render,#{filename}]\n"
-        source
-      end
-
-    end
-  end
-end
+module Prawnto
+  module TemplateHandlers
+    class Raw < Base
+      def self.call(template)
+        #TODO: what's up with filename here?  not used is it?
+        source,filename = massage_template_source(template)
+        "_prawnto_compile_setup;" +
+#        (filename ? "@prawnto_options[:filename] = filename" : "") +
+        source
+      end
+
+#      attr_reader :run_environment
+
+      GENERATE_REGULAR_EXPRESSION = /^\s*Prawn\:\:Document\.generate(\(?)(.*?)(\,(.*))?(\s*\)?\s+do(.*?))$/m
+      RENDER_FILE_REGULAR_EXPRESSION = /(\w+)\.render_file\(?(.*?)\)?\s*$/
+
+=begin
+      def render(template)
+        setup_run_environment
+        pull_prawnto_options
+        source,filename = massage_template_source(template)
+        @prawnto_options[:filename] = filename if filename
+        build_headers
+        @run_environment.instance_eval(source, template.filename, 0)  #run in anonymous class
+      end
+
+
+    protected
+
+      def setup_run_environment
+        @run_environment = Object.new
+      end
+
+=end
+    protected
+      def self.massage_template_source(template)
+        source = template.source.dup
+        variable_name = '_pdf'
+        filename = nil
+        
+        source.gsub! /^(\s*?)(\$LOAD_PATH)/, '\1#\2'
+        source.gsub! /^(\s*?)(require\(?\s*['"]rubygems['"]\s*\)?\s*)$/, '\1#\2'
+        source.gsub! /^(\s*?)(require\(?\s*['"]prawn['"]\s*\)?\s*)$/, '\1#\2'
+
+        if (source =~ GENERATE_REGULAR_EXPRESSION)
+          filename = $2
+          source.sub! GENERATE_REGULAR_EXPRESSION, "#{variable_name} = Prawn::Document.new\\1\\4\\5"
+        elsif (source =~ RENDER_FILE_REGULAR_EXPRESSION)
+          variable_name = $1
+          filename = $2
+          source.sub! RENDER_FILE_REGULAR_EXPRESSION, '#\0'
+        end
+        source.gsub! /^(\s*)(class\s|def\s).*?\n\1end/m do |match|
+          eval "class <<@run_environment; #{match}; end;"
+          "\n" * match.count("\n")
+        end
+        source += "\n[#{variable_name}.render,#{filename}]\n"
+        source
+      end
+
+    end
+  end
+end