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author | David Heinemeier Hansson <david@loudthinking.com> | 2005-01-11 22:03:27 +0000 |
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committer | David Heinemeier Hansson <david@loudthinking.com> | 2005-01-11 22:03:27 +0000 |
commit | d44deadd3912ee44d12edfc4579ed58323e4c393 (patch) | |
tree | eca68569c148aa7493183411c011c0a4d6a6202d /actionpack/lib | |
parent | 876a1a1fa304ae99f22ee1a8d4962fc1173d4372 (diff) | |
download | rails-d44deadd3912ee44d12edfc4579ed58323e4c393.tar.gz rails-d44deadd3912ee44d12edfc4579ed58323e4c393.tar.bz2 rails-d44deadd3912ee44d12edfc4579ed58323e4c393.zip |
Added option to turn off caching
git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@394 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
Diffstat (limited to 'actionpack/lib')
-rw-r--r-- | actionpack/lib/action_controller/caching.rb | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/actionpack/lib/action_controller/caching.rb b/actionpack/lib/action_controller/caching.rb index ef9cf37589..672215cc61 100644 --- a/actionpack/lib/action_controller/caching.rb +++ b/actionpack/lib/action_controller/caching.rb @@ -1,10 +1,15 @@ require 'fileutils' module ActionController #:nodoc: - module Caching #:nodoc: + # To turn off all caching and sweeping, set Base.perform_caching = false. + module Caching def self.append_features(base) super base.send(:include, Pages, Actions, Fragments, Sweeping) + base.class_eval do + @@perform_caching = true + cattr_accessor :perform_caching + end end # Page caching is an approach to caching where the entire action output of is stored as a HTML file that the web server @@ -48,17 +53,20 @@ module ActionController #:nodoc: module ClassMethods def cache_page(content, path) + return unless perform_caching FileUtils.makedirs(File.dirname(page_cache_directory + path)) File.open(page_cache_directory + path, "w+") { |f| f.write(content) } logger.info "Cached page: #{path}" unless logger.nil? end def expire_page(path) + return unless perform_caching File.delete(page_cache_directory + path) if File.exists?(page_cache_directory + path) logger.info "Expired page: #{path}" unless logger.nil? end def caches_page(*actions) + return unless perform_caching actions.each do |action| class_eval "after_filter { |c| c.cache_page if c.action_name == '#{action}' }" end @@ -66,6 +74,7 @@ module ActionController #:nodoc: end def expire_page(options = {}) + return unless perform_caching if options[:action].is_a?(Array) options[:action].dup.each do |action| self.class.expire_page(url_for(options.merge({ :only_path => true, :action => action }))) @@ -85,6 +94,7 @@ module ActionController #:nodoc: end def cache_page(content = nil, options = {}) + return unless perform_caching self.class.cache_page(content || @response.body, url_for(options.merge({ :only_path => true }))) end end @@ -115,11 +125,13 @@ module ActionController #:nodoc: module ClassMethods def caches_action(*actions) + return unless perform_caching around_filter(ActionCacheFilter.new(*actions)) end end def expire_action(options = {}) + return unless perform_caching if options[:action].is_a?(Array) options[:action].dup.each do |action| expire_fragment(url_for(options.merge({ :action => action })).split("://").last) @@ -186,6 +198,8 @@ module ActionController #:nodoc: # Called by CacheHelper#cache def cache_erb_fragment(binding, name = {}, options = {}) + unless perform_caching then yield; return end + buffer = eval("_erbout", binding) if cache = read_fragment(name, options) @@ -324,6 +338,7 @@ module ActionController #:nodoc: # In the example above, four actions are cached and three actions are responsible of expiring those caches. module ClassMethods def cache_sweeper(*sweepers) + return unless perform_caching configuration = sweepers.last.is_a?(Hash) ? sweepers.pop : {} sweepers.each do |sweeper| observer(sweeper) |