Module: AridCache::ActiveRecord::MirrorMethods

Defined in:
lib/arid_cache/active_record.rb

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *args, &block) ⇒ Object (protected)

:nodoc:



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# File 'lib/arid_cache/active_record.rb', line 60

def method_missing(method, *args, &block) #:nodoc:
  if method.to_s =~ /^cached_(.*)$/
    opts = args.empty? ? {} : args.first
    AridCache.lookup(self, $1, opts, &block)
  else
    super
  end
end

Instance Method Details

#arid_cache_key(key, options = {}) ⇒ Object

Return an AridCache key for the given key fragment for this object.

Supported options:

:auto_expire => true/false   # (default false) whether or not to use the <tt>cache_key</tt> method on instance caches

Examples:

User.arid_cache_key('companies')       => 'user-companies'
User.first.arid_cache_key('companies') => 'users/1-companies'
User.first.arid_cache_key('companies', :auto_expire => true) => 'users/20090120091123-companies'



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# File 'lib/arid_cache/active_record.rb', line 33

def arid_cache_key(key, options={})
  object_key = if self.is_a?(Class)
    self.name.downcase
  elsif options[:auto_expire]
    self.cache_key
  else
    result = "#{AridCache::Inflector.pluralize(self.class.name.downcase)}"
    result += "/#{self[:id]}" if self.respond_to?(:[]) && !self[:id].nil?
    result
  end
  'arid-cache-' + object_key + '-' + key.to_s
end

#clear_caches ⇒ Object 



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# File 'lib/arid_cache/active_record.rb', line 10

def clear_caches
  AridCache.cache.clear_class_caches(self)
  AridCache.cache.clear_instance_caches(self)
end

#clear_class_caches ⇒ Object 



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# File 'lib/arid_cache/active_record.rb', line 15

def clear_class_caches
  AridCache.cache.clear_class_caches(self)
end

#clear_instance_caches ⇒ Object 



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# File 'lib/arid_cache/active_record.rb', line 19

def clear_instance_caches
  AridCache.cache.clear_instance_caches(self)
end

#respond_to?(method, include_private = false) ⇒ Boolean

:nodoc:

Returns:

  • (Boolean) 


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# File 'lib/arid_cache/active_record.rb', line 46

def respond_to?(method, include_private = false) #:nodoc:
  if (method.to_s =~ /^cached_.*(_count)?$/).nil?
    super(method, include_private)
  elsif method.to_s =~ /^cached_(.*)_count$/
    AridCache.store.has?(self, "#{$1}_count") || AridCache.store.has?(self, $1) || super("#{$1}_count", include_private) || super($1, include_private)
  elsif method.to_s =~ /^cached_(.*)$/
    AridCache.store.has?(self, $1) || super($1, include_private)
  else
    super
  end
end