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Contents
module Spider
class FlashHash < Hash
attr_accessor :parent_flash, :parent_flash_key
attr_reader :accessed, :active
def initialize
super
@sub_flashes = {}
@parent_flash = nil
@parent_flash_key = nil
reset
end
def reset
@active = {}
@accessed = {}
@sub_flashes.each{ |k, f| f.reset }
end
def [](key)
@accessed[key] = true
super
end
def []=(key, val)
super
active(key)
if (val.is_a?(FlashHash))
val.parent_flash = self
val.parent_flash_key = key
@sub_flashes[key] = val
end
end
def active(key)
@active[key] = true
if (@parent_flash)
@parent_flash.active(@parent_flash_key)
end
end
def delete(key)
super
@sub_flashes.delete(key)
end
def purge
self.delete_if{ |k, v| @accessed[k] && !@active[k] }
@sub_flashes.each{ |k, f| f.purge }
end
end
end
Version data entries
61 entries across 61 versions & 1 rubygems