Module: Zillow4r::XmlSearchHelper::ClassMethods

Defined in:
lib/zillow4r/models.rb

Instance Method Summary collapse

Instance Method Details

#array_point(method_name, definition, source, klass) ⇒ Object 



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# File 'lib/zillow4r/models.rb', line 44

def array_point(method_name, definition, source, klass)
  data_point method_name, definition, source, lambda{|e| e.children.map{|c| klass.new(c)}}
end

#attribute_point(method_name, definition, source, attribute_name) ⇒ Object 



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# File 'lib/zillow4r/models.rb', line 40

def attribute_point(method_name, definition, source, attribute_name)
  data_point method_name, definition, source, lambda{|e| attr = e.attribute(attribute_name.to_s).value}
end

#data_point(method_name, definition, source, post_value = nil) ⇒ Object 



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# File 'lib/zillow4r/models.rb', line 4

def data_point(method_name, definition, source, post_value = nil)
  definition = Array(definition)
  send(:define_method, method_name) do
    value = instance_variable_get("@#{method_name}")
    return value unless value.nil?

    data = send(source)
    return nil if data.nil?

    value = find_attribute(definition, data)
    return nil if value.nil? || value.empty?

    if post_value
      if post_value.respond_to?(:call)
        value = post_value.call(value)
      else
        value = value.send(post_value).strip
      end
    end
    instance_variable_set("@#{method_name}", value)
    value
  end
end

#float_point(method_name, definition, source) ⇒ Object 



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# File 'lib/zillow4r/models.rb', line 32

def float_point(method_name, definition, source)
  data_point method_name, definition, source, lambda{|e| e.inner_text.to_f}
end

#int_point(method_name, definition, source) ⇒ Object 



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# File 'lib/zillow4r/models.rb', line 28

def int_point(method_name, definition, source)
  data_point method_name, definition, source, lambda{|e| e.inner_text.to_i}
end

#object_point(method_name, definition, source, klass) ⇒ Object 



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# File 'lib/zillow4r/models.rb', line 48

def object_point(method_name, definition, source, klass)
  data_point method_name, definition, source, lambda{|e| klass.new(e)}
end

#text_point(method_name, definition, source) ⇒ Object 



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# File 'lib/zillow4r/models.rb', line 36

def text_point(method_name, definition, source)
  data_point method_name, definition, source, :inner_text
end