require_dependency 'cache_sweeping_helper' class WebSweeper < ActionController::Caching::Sweeper include CacheSweepingHelper observe Web, Page, WikiFile def after_save(record) if record.is_a?(Web) web = record web.pages.each { |page| expire_cached_page(web, page.name) } expire_cached_summary_pages(web) elsif record.is_a?(WikiFile) record.web.pages_that_link_to(record.file_name).each do |page| expire_cached_page(record.web, page) end expire_cached_summary_pages(record.web) end end def after_destroy(record) if record.is_a?(Web) expire_cached_summary_pages(record) elsif record.is_a?(Page) expire_cached_page(record.web, record.name) expire_cached_summary_pages(record.web) else expire_cached_summary_pages(record.web) end end end