instiki/app/controllers/revision_sweeper.rb
Jacques Distler dc3d202665 Cache Source View
Also, fix a cache-sweeping bug reported,
long ago, by Toby Bartels.
2009-12-13 21:09:12 -06:00

39 lines
944 B
Ruby

require_dependency 'cache_sweeping_helper'
class RevisionSweeper < ActionController::Caching::Sweeper
include CacheSweepingHelper
observe Revision, Page
def before_save(record)
if record.is_a?(Revision)
expire_cached_page(record.page.web, record.page.name)
expire_cached_revisions(record.page)
end
end
def after_save(record)
if record.is_a?(Revision)
expire_caches(record.page)
end
end
def after_delete(record)
if record.is_a?(Page)
expire_caches(record)
end
end
private
def expire_caches(page)
expire_cached_summary_pages(page.web)
pages_to_expire = ([page.name] + WikiReference.pages_that_reference(page.web, page.name) +
WikiReference.pages_redirected_to(page.web, page.name) +
WikiReference.pages_that_include(page.web, page.name)).uniq
pages_to_expire.each { |page_name| expire_cached_page(page.web, page_name) }
end
end