Class: Rumx::HashAttribute

Inherits:
Attribute show all
Defined in:
lib/rumx/hash_attribute.rb

Instance Attribute Summary

Attributes inherited from Attribute

#allow_read, #allow_write, #description, #name, #type

Instance Method Summary collapse

Methods inherited from Attribute

#[], #get_value, #param_value

Constructor Details

#initialize(name, type, description, allow_read, allow_write, options) ⇒ HashAttribute 



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# File 'lib/rumx/hash_attribute.rb', line 4

def initialize(name, type, description, allow_read, allow_write, options)
  super
  raise 'Hash attribute called without hash_type option' unless options[:hash_type]
  @hash_type = Type.find(options[:hash_type])
end

Instance Method Details

#each_attribute_info(bean, ancestry, &block) ⇒ Object 



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# File 'lib/rumx/hash_attribute.rb', line 10

def each_attribute_info(bean, ancestry, &block)
  hash = bean.send(name)
  return unless hash
  child_ancestry = ancestry+[name]
  index_index = child_ancestry.size
  hash.each do |name, value|
    value = nil unless allow_read
    child_ancestry[index_index] = name
    yield AttributeInfo.new(self, bean, child_ancestry, value)
  end
end

#write?(bean, params) ⇒ Boolean 



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# File 'lib/rumx/hash_attribute.rb', line 22

def write?(bean, params)
  #puts "hash write params=#{params.inspect}"
  return false unless params.kind_of?(Hash)
  is_written = false
  if allow_write
    hash = bean.send(name)
    return false unless hash
    param_value(params) do |hash_params|
      if hash_params && hash_params.kind_of?(Hash)
        hash_params.each do |name, value|
          hash[name.to_sym] = @hash_type.string_to_value(value)
          is_written = true
        end
      end
    end
  end
  return is_written
end