Moved template handlers related code from ActionView::Base to ActionView::Template

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@8981 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionpack/CHANGELOG

 *SVN*
 
+* Moved template handlers related code from ActionView::Base to ActionView::Template. [Pratik]
+
 * Tests for div_for and content_tag_for helpers. Closes #11223 [thechrisoshow]
 
 * Allow file uploads in Integration Tests.  Closes #11091 [RubyRedRick]

actionpack/lib/action_controller/base.rb

@@ -5,8 +5,7 @@
 require 'action_controller/resources'
 require 'action_controller/url_rewriter'
 require 'action_controller/status_codes'
-require 'action_view/template'
-require 'action_view/template_finder'
+require 'action_view'
 require 'drb'
 require 'set'
 

actionpack/lib/action_view/base.rb

@@ -183,8 +183,6 @@ class Base
     cattr_accessor :erb_variable
     
     delegate :request_forgery_protection_token, :to => :controller
-
-    @@template_handlers = HashWithIndifferentAccess.new
  
     module CompiledTemplates #:nodoc:
       # holds compiled template code
@@ -201,9 +199,6 @@ module CompiledTemplates #:nodoc:
     cattr_reader :computed_public_paths
     @@computed_public_paths = {}
 
-    @@template_handlers = {}
-    @@default_template_handlers = nil
-
     class ObjectWrapper < Struct.new(:value) #:nodoc:
     end
 
@@ -218,39 +213,6 @@ def self.load_helpers #:nodoc:
       end
     end
 
-    # Register a class that knows how to handle template files with the given
-    # extension. This can be used to implement new template types.
-    # The constructor for the class must take the ActiveView::Base instance
-    # as a parameter, and the class must implement a #render method that
-    # takes the contents of the template to render as well as the Hash of
-    # local assigns available to the template. The #render method ought to
-    # return the rendered template as a string.
-    def self.register_template_handler(extension, klass)
-      @@template_handlers[extension.to_sym] = klass
-      TemplateFinder.update_extension_cache_for(extension.to_s)
-    end
-
-    def self.template_handler_extensions
-      @@template_handlers.keys.map(&:to_s).sort
-    end
-
-    def self.register_default_template_handler(extension, klass)
-      register_template_handler(extension, klass)
-      @@default_template_handlers = klass
-    end
-
-    def self.handler_class_for_extension(extension)
-      (extension && @@template_handlers[extension.to_sym]) || @@default_template_handlers
-    end
-
-    register_default_template_handler :erb, TemplateHandlers::ERB
-    register_template_handler :rjs, TemplateHandlers::RJS
-    register_template_handler :builder, TemplateHandlers::Builder
-
-    # TODO: Depreciate old template extensions
-    register_template_handler :rhtml, TemplateHandlers::ERB
-    register_template_handler :rxml, TemplateHandlers::Builder
-
     def initialize(view_paths = [], assigns_for_first_render = {}, controller = nil)#:nodoc:
       @assigns = assigns_for_first_render
       @assigns_added = nil

actionpack/lib/action_view/helpers/cache_helper.rb

@@ -32,7 +32,7 @@ module CacheHelper
       #      <i>Topics listed alphabetically</i>
       #    <% end %>
       def cache(name = {}, options = nil, &block)
-        handler = Base.handler_class_for_extension(current_render_extension.to_sym)
+        handler = Template.handler_class_for_extension(current_render_extension.to_sym)
         handler.new(@controller).cache_fragment(block, name, options)
       end
     end

actionpack/lib/action_view/template.rb

@@ -19,7 +19,7 @@ def initialize(view, path_or_source, use_full_path, locals = {}, inline = false,
         @extension = inline_type
       end
       @locals = locals || {}
-      @handler = @view.class.handler_class_for_extension(@extension).new(@view)
+      @handler = self.class.handler_class_for_extension(@extension).new(@view)
     end
     
     def render
@@ -73,5 +73,43 @@ def set_extension_and_file_name(use_full_path)
       end
     end
 
+    # Template Handlers
+    
+    @@template_handlers = HashWithIndifferentAccess.new
+    @@default_template_handlers = nil
+    
+    # Register a class that knows how to handle template files with the given
+    # extension. This can be used to implement new template types.
+    # The constructor for the class must take the ActiveView::Base instance
+    # as a parameter, and the class must implement a #render method that
+    # takes the contents of the template to render as well as the Hash of
+    # local assigns available to the template. The #render method ought to
+    # return the rendered template as a string.
+    def self.register_template_handler(extension, klass)
+      @@template_handlers[extension.to_sym] = klass
+      TemplateFinder.update_extension_cache_for(extension.to_s)
+    end
+
+    def self.template_handler_extensions
+      @@template_handlers.keys.map(&:to_s).sort
+    end
+
+    def self.register_default_template_handler(extension, klass)
+      register_template_handler(extension, klass)
+      @@default_template_handlers = klass
+    end
+
+    def self.handler_class_for_extension(extension)
+      (extension && @@template_handlers[extension.to_sym]) || @@default_template_handlers
+    end
+
+    register_default_template_handler :erb, TemplateHandlers::ERB
+    register_template_handler :rjs, TemplateHandlers::RJS
+    register_template_handler :builder, TemplateHandlers::Builder
+
+    # TODO: Depreciate old template extensions
+    register_template_handler :rhtml, TemplateHandlers::ERB
+    register_template_handler :rxml, TemplateHandlers::Builder
+    
   end
 end

actionpack/lib/action_view/template_finder.rb

@@ -50,7 +50,7 @@ def update_extension_cache_for(extension)
       end
 
       def template_handler_extensions
-        ActionView::Base.template_handler_extensions
+        ActionView::Template.template_handler_extensions
       end
 
       def reload!

actionpack/test/controller/custom_handler_test.rb

@@ -14,8 +14,8 @@ def render( template )
 
 class CustomHandlerTest < Test::Unit::TestCase
   def setup
-    ActionView::Base.register_template_handler "foo", CustomHandler
-    ActionView::Base.register_template_handler :foo2, CustomHandler
+    ActionView::Template.register_template_handler "foo", CustomHandler
+    ActionView::Template.register_template_handler :foo2, CustomHandler
     @view = ActionView::Base.new
   end
 

actionpack/test/controller/layout_test.rb

@@ -40,7 +40,7 @@ def render(template)
   end
 end
 
-ActionView::Base::register_template_handler :mab, MabView
+ActionView::Template::register_template_handler :mab, MabView
 
 class LayoutAutoDiscoveryTest < Test::Unit::TestCase
   def setup

actionpack/test/template/compiled_templates_test.rb

@@ -91,7 +91,7 @@ def test_compile_time
       tb = ActionView::Template.new(v, @b, false, {})
       ts = ActionView::Template.new(v, @s, false, {})
 
-      @handler_class = ActionView::Base.handler_class_for_extension(:rhtml)
+      @handler_class = ActionView::Template.handler_class_for_extension(:rhtml)
       @handler       = @handler_class.new(v)
 
       # All templates were created at t+1

actionpack/test/template/template_finder_test.rb

@@ -6,7 +6,7 @@ class TemplateFinderTest < Test::Unit::TestCase
 
   def setup
     ActionView::TemplateFinder.process_view_paths(LOAD_PATH_ROOT)
-    ActionView::Base::register_template_handler :mab, Class.new(ActionView::TemplateHandler)
+    ActionView::Template::register_template_handler :mab, Class.new(ActionView::TemplateHandler)
     @template = ActionView::Base.new
     @finder = ActionView::TemplateFinder.new(@template, LOAD_PATH_ROOT)
   end
@@ -35,7 +35,7 @@ def test_should_cache_dir_content_properly
 
     def test_should_update_extension_cache_when_template_handler_is_registered
       ActionView::TemplateFinder.expects(:update_extension_cache_for).with("funky")
-      ActionView::Base::register_template_handler :funky, Class.new(ActionView::TemplateHandler)
+      ActionView::Template::register_template_handler :funky, Class.new(ActionView::TemplateHandler)
     end
 
   end