Class: SocialAvatarProxy::Configuration::Cache

Inherits:
Object
  • Object
show all
Defined in:
lib/social_avatar_proxy/configuration/cache.rb

Direct Known Subclasses

FileCache, Memcache

Instance Method Summary collapse

Instance Method Details

#configure(&block) ⇒ Object 



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# File 'lib/social_avatar_proxy/configuration/cache.rb', line 26

def configure(&block)
  enable
  instance_eval(&block)
end

#disabled? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/social_avatar_proxy/configuration/cache.rb', line 31

def disabled?
  !enabled?
end

#enabled? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/social_avatar_proxy/configuration/cache.rb', line 35

def enabled?
  !!@enabled
end

#fetch(options = {}, &block) ⇒ Object 



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# File 'lib/social_avatar_proxy/configuration/cache.rb', line 12

def fetch(options = {}, &block)
  # if the cache is enabled attempt read
  file = attempt_read(options)
  # if read fails yield the block
  # if the cache is enabled attempt write
  # return the block result
  unless file
    file = block.yield
    attempt_write(file, options) if file
  end
  # return the file
  file
end

#read(options = {}) ⇒ Object 



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# File 'lib/social_avatar_proxy/configuration/cache.rb', line 4

def read(options = {})
  false
end

#write(file, options = {}) ⇒ Object 



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# File 'lib/social_avatar_proxy/configuration/cache.rb', line 8

def write(file, options = {})
  file
end