Class: SAXMachine::SAXConfig::ElementConfig

Inherits:
Object
  • Object
show all
Defined in:
lib/sax-machine/sax_element_config.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, options) ⇒ ElementConfig

Returns a new instance of ElementConfig.



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# File 'lib/sax-machine/sax_element_config.rb', line 6

def initialize(name, options)
  @name = name.to_s

  if options.has_key?(:with)
    # for faster comparisons later
    @with = options[:with].to_a.flatten.collect {|o| o.to_s}
  else
    @with = nil
  end

  if options.has_key?(:value)
    @value = options[:value].to_s
  else
    @value = nil
  end

  @as = options[:as]
  @collection = options[:collection]

  if @collection
    @setter = "add_#{options[:as]}"
  else
    @setter = "#{@as}="
  end
  @data_class = options[:class]
  @required = options[:required]

  @xmlns = case options[:xmlns]
           when Array then options[:xmlns]
           when String then [options[:xmlns]]
           else nil
           end
end

Instance Attribute Details

#data_class ⇒ Object (readonly)

Returns the value of attribute data_class.



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# File 'lib/sax-machine/sax_element_config.rb', line 4

def data_class
  @data_class
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/sax-machine/sax_element_config.rb', line 4

def name
  @name
end

#setter ⇒ Object (readonly)

Returns the value of attribute setter.



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# File 'lib/sax-machine/sax_element_config.rb', line 4

def setter
  @setter
end

Instance Method Details

#attrs_match?(attrs) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/sax-machine/sax_element_config.rb', line 53

def attrs_match?(attrs)
  if @with
    if attrs.nil?
      # If no attributes, match only if the :with clause is empty.
      @with.empty?
    else
      # Attributes must match :with clause.
      attrs.include?(@with)
    end
  else
    true
  end
end

#collection? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/sax-machine/sax_element_config.rb', line 79

def collection?
  @collection
end

#column ⇒ Object 



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# File 'lib/sax-machine/sax_element_config.rb', line 40

def column
  @as || @name.to_sym
end

#has_value? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/sax-machine/sax_element_config.rb', line 67

def has_value?
  !@value.nil?
end

#has_value_and_attrs_match?(attrs) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/sax-machine/sax_element_config.rb', line 71

def has_value_and_attrs_match?(attrs)
  has_value? && attrs_match?(attrs)
end

#required? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/sax-machine/sax_element_config.rb', line 44

def required?
  @required
end

#value_from_attrs(attrs) ⇒ Object 



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# File 'lib/sax-machine/sax_element_config.rb', line 48

def value_from_attrs(attrs)
  pair = attrs.detect { |k, v| k == @value }
  pair ? pair.last : nil
end

#xmlns_match?(ns) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/sax-machine/sax_element_config.rb', line 75

def xmlns_match?(ns)
  @xmlns.nil? || @xmlns.include?(ns)
end