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Contents
module Blogit
# This is a universal cache sweeper. If a comment is added or a
# blog post is updated, we should remove all the cached pages.
# This will reduce the risk of dead links from tags clouds etc.
#
# To activate page caching, set <tt>config.cache_pages = true</tt>
# in your blogit.rb file
class BlogitSweeper < ActionController::Caching::Sweeper
observe Blogit::Post, Blogit::Comment
def after_save(record)
clear_cached_pages
end
private
def clear_cached_pages
# remove each blog page (tags may require updating etc.)
Blogit::Post.all.each do |post|
expire_page post_path(post)
end
# remove the index blog pages
expire_page "/blog"
expire_page "/"
expire_page "/blog/posts.xml"
expire_page "/blog/posts.rss"
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems