Module: XMLMapping

Defined in:
lib/xmlmapping.rb

Defined Under Namespace

Modules: ClassMethods

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(mod) ⇒ Object 



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# File 'lib/xmlmapping.rb', line 27

def self.included(mod)
	mod.extend(ClassMethods)

	mod.instance_variable_set("@raw_mappings", {})
	mod.instance_variable_set("@mappings", { :element => {}, :attribute => {}, :text => {}, :namespace => nil})
end

Instance Method Details

#initialize(input) ⇒ Object 



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# File 'lib/xmlmapping.rb', line 35

def initialize(input)
	root = parse(input)

	mappings = self.class.mappings
	raw_mappings = self.class.raw_mappings

	# initialize :many attributes
	raw_mappings.values.select { |mapping| mapping[:cardinality] == :many }.each { |m|
		instance_variable_set("@#{m[:attribute]}", [])
	}
	
	# initialize defaults
	raw_mappings.values.select { |mapping| mapping.has_key? :default }.each { |m|
		instance_variable_set("@#{m[:attribute]}", m[:default])
	}

	root.each_element { |e| 
		process(e, mappings[:element])
	}

	root.attributes.each_attribute { |a|
		process(a, mappings[:attribute])
	}

	mappings[:text].values.each { |mapping|
		name = mapping[:attribute]
		value = extract_value(root, mapping)
		instance_variable_set("@#{name}", value)
	}

end