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Size: 1.05 KB
Versions: 7
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Stored size: 1.05 KB
Contents
# frozen_string_literal: true
# = CacheObserver
#
# Expires caches.
module Calagator
class CacheObserver < ActiveRecord::Observer
observe Event, Venue
#---[ Unique methods ]--------------------------------------------------
# Returns a cache key string for the day, e.g. "20080730". It's used
# primarily by the #cache_if calls in views. The optional +request+ object
# provides a HTTP_HOST so that caching can be done for a particular hostname.
def self.daily_key_for(name, _request = nil)
"#{name}@#{Time.zone.now.strftime("%Y%m%d")}"
end
# Expires all cached data.
def self.expire_all
Rails.logger.info "CacheObserver::expire_all: invoked"
Rails.cache.clear
end
#---[ Triggers ]--------------------------------------------------------
def after_save(_record)
Rails.logger.info "CacheObserver#after_save: invoked"
self.class.expire_all
end
def after_destroy(_record)
Rails.logger.info "CacheObserver#after_destroy: invoked"
self.class.expire_all
end
end
end
Version data entries
7 entries across 7 versions & 2 rubygems