Separate ActionView::Context so something else can easily be made into an AV context

actionpack/lib/action_view.rb

@@ -30,10 +30,11 @@ require File.join(File.dirname(__FILE__), "action_pack")
 
 module ActionView
   def self.load_all!
-    [Base, InlineTemplate, TemplateError]
+    [Context, Base, InlineTemplate, TemplateError]
   end
 
   autoload :Base,              'action_view/base'
+  autoload :Context,           'action_view/context'
   autoload :Helpers,           'action_view/helpers'
   autoload :InlineTemplate,    'action_view/template/inline'
   autoload :MissingTemplate,   'action_view/base'

actionpack/lib/action_view/base.rb

@@ -172,8 +172,6 @@ module ActionView #:nodoc:
     attr_accessor :controller
     attr_internal :captures
 
-    attr_accessor :output_buffer
-
     class << self
       delegate :erb_trim_mode=, :to => 'ActionView::TemplateHandlers::ERB'
       delegate :logger, :to => 'ActionController::Base', :allow_nil => true
@@ -206,10 +204,7 @@ module ActionView #:nodoc:
 
     delegate :find_by_parts, :to => :view_paths
 
-    module CompiledTemplates #:nodoc:
-      # holds compiled template code
-    end
-    include CompiledTemplates
+    include Context
 
     def self.process_view_paths(value)
       ActionView::PathSet.new(Array(value))

actionpack/lib/action_view/context.rb

@@ -0,0 +1,40 @@
+module ActionView
+  module CompiledTemplates #:nodoc:
+    # holds compiled template code
+  end
+  
+  # ActionView contexts are supplied to ActionController
+  # to render template. The default ActionView context
+  # is ActionView::Base.
+  #
+  # In order to work with ActionController, a Context
+  # must implement:
+  #
+  # Context.for_controller[controller] Create a new ActionView instance for a 
+  #   controller
+  # Context#_render_partial_from_controller[options]
+  #   - responsible for setting options[:_template]
+  #   - Returns String with the rendered partial
+  #   options<Hash>:: see _render_partial in ActionView::Base
+  # Context#_render_template_from_controller[template, layout, options, partial]
+  #   - Returns String with the rendered template
+  #   template<ActionView::Template>:: The template to render
+  #   layout<ActionView::Template>:: The layout to render around the template
+  #   options<Hash>:: See _render_template_with_layout in ActionView::Base
+  #   partial<Boolean>:: Whether or not the template to render is a partial
+  #
+  # An ActionView context can also mix in ActionView's
+  # helpers. In order to mix in helpers, a context must
+  # implement:
+  #
+  # Context#controller
+  # - Returns an instance of AbstractController
+  #
+  # In any case, a context must mix in ActionView::Context,
+  # which stores compiled template and provides the output
+  # buffer.
+  module Context
+    include CompiledTemplates
+    attr_accessor :output_buffer
+  end
+end

actionpack/lib/action_view/template/renderable.rb

@@ -12,9 +12,9 @@ module ActionView
     end
     
     def load!
-      names = Base::CompiledTemplates.instance_methods.grep(/#{method_name_without_locals}/)
+      names = CompiledTemplates.instance_methods.grep(/#{method_name_without_locals}/)
       names.each do |name|
-        Base::CompiledTemplates.class_eval do
+        CompiledTemplates.class_eval do
           remove_method(name)
         end
       end
@@ -56,7 +56,7 @@ module ActionView
     def compile(local_assigns)
       render_symbol = method_name(local_assigns)
 
-      if !Base::CompiledTemplates.method_defined?(render_symbol) || recompile?
+      if !CompiledTemplates.method_defined?(render_symbol) || recompile?
         compile!(render_symbol, local_assigns)
       end
     end
@@ -74,7 +74,7 @@ module ActionView
         end_src
 
         begin
-          ActionView::Base::CompiledTemplates.module_eval(source, filename.to_s, 0)
+          ActionView::CompiledTemplates.module_eval(source, filename.to_s, 0)
         rescue Exception => e # errors from template code
           if logger = defined?(ActionController) && Base.logger
             logger.debug "ERROR: compiling #{render_symbol} RAISED #{e}"

actionpack/lib/action_view/template/template.rb

@@ -75,7 +75,7 @@ module ActionView
       end
 
       begin
-        ActionView::Base::CompiledTemplates.module_eval(source, identifier, line)
+        ActionView::CompiledTemplates.module_eval(source, identifier, line)
         method_name
       rescue Exception => e # errors from template code
         if logger = (view && view.logger)

actionpack/test/template/compiled_templates_test.rb

@@ -3,7 +3,7 @@ require 'controller/fake_models'
 
 class CompiledTemplatesTest < Test::Unit::TestCase
   def setup
-    @compiled_templates = ActionView::Base::CompiledTemplates
+    @compiled_templates = ActionView::CompiledTemplates
     @compiled_templates.instance_methods.each do |m|
       @compiled_templates.send(:remove_method, m) if m =~ /^_render_template_/
     end