Module: ActionController::Caching::Pages::ClassMethods
- Defined in:
- lib/action_controller/caching/pages.rb
Instance Method Summary collapse
-
#cache_page(content, path) ⇒ Object
Manually cache the
content
in the key determined bypath
. -
#caches_page(*actions) ⇒ Object
Caches the
actions
using the page-caching approach that’ll store the cache in a path within the page_cache_directory that matches the triggering url. -
#expire_page(path) ⇒ Object
Expires the page that was cached with the
path
as a key.
Instance Method Details
#cache_page(content, path) ⇒ Object
Manually cache the content
in the key determined by path
. Example:
cache_page "I'm the cached content", "/lists/show"
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# File 'lib/action_controller/caching/pages.rb', line 75 def cache_page(content, path) return unless perform_caching benchmark "Cached page: #{page_cache_file(path)}" do FileUtils.makedirs(File.dirname(page_cache_path(path))) File.open(page_cache_path(path), "wb+") { |f| f.write(content) } end end |
#caches_page(*actions) ⇒ Object
Caches the actions
using the page-caching approach that’ll store the cache in a path within the page_cache_directory that matches the triggering url.
Usage:
# cache the index action
caches_page :index
# cache the index action except for JSON requests
caches_page :index, :if => Proc.new { |c| !c.request.format.json? }
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# File 'lib/action_controller/caching/pages.rb', line 94 def caches_page(*actions) return unless perform_caching = actions. after_filter({:only => actions}.merge()) { |c| c.cache_page } end |
#expire_page(path) ⇒ Object
Expires the page that was cached with the path
as a key. Example:
expire_page "/lists/show"
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# File 'lib/action_controller/caching/pages.rb', line 65 def expire_page(path) return unless perform_caching benchmark "Expired page: #{page_cache_file(path)}" do File.delete(page_cache_path(path)) if File.exist?(page_cache_path(path)) end end |