Module: CacheHelper

Defined in:
app/helpers/cache_helper.rb

Instance Method Summary collapse

Instance Method Details

#application_cache_key ⇒ Object 



20
21
22
 
# File 'app/helpers/cache_helper.rb', line 20

def application_cache_key
  @_application_cache_key ||= Setting.application_cache_key
end

#cache_digest_for(stringable) ⇒ Object 



16
17
18
 
# File 'app/helpers/cache_helper.rb', line 16

def cache_digest_for(stringable)
  Digest::MD5.hexdigest(stringable.to_s)
end

#cache_key_for(collection) ⇒ Object 



2
3
4
5
6
7
8
9
10
11
12
13
14
 
# File 'app/helpers/cache_helper.rb', line 2

def cache_key_for(collection)
  count = collection.try(:count) || 1
  if collection.is_a? Array
    return if collection.blank?
    max_updated_at = collection.reject(&:blank?).max_by(&:updated_at).updated_at.try(:utc).try(:to_s, :number)
    "#{collection.first.model_name.plural}/all-#{count}-#{max_updated_at}"
  elsif collection.try :updated_at
    "#{collection.model_name.plural}/all-#{count}-#{collection.updated_at.try(:utc).try(:to_s, :number)}"
  else
    max_updated_at = collection.maximum(:updated_at).try(:utc).try(:to_s, :number)
    "#{collection.model_name.plural}/all-#{count}-#{max_updated_at}"
  end
end