Class: Schematic::Generator::Xsd

Inherits:
Object
  • Object
show all
Defined in:
lib/schematic/generator/xsd.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(klass, options = {}) ⇒ Xsd

Returns a new instance of Xsd.



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# File 'lib/schematic/generator/xsd.rb', line 7

def initialize(klass, options = {})
  @klass = klass
  @names = Names.new(klass)
  self.options = options
end

Instance Attribute Details

#names ⇒ Object (readonly)

Returns the value of attribute names.



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# File 'lib/schematic/generator/xsd.rb', line 4

def names
  @names
end

#options ⇒ Object

Returns the value of attribute options.



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# File 'lib/schematic/generator/xsd.rb', line 5

def options
  @options
end

#output ⇒ Object (readonly)

Returns the value of attribute output.



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# File 'lib/schematic/generator/xsd.rb', line 4

def output
  @output
end

Instance Method Details

#element_for_klass(builder) ⇒ Object 



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# File 'lib/schematic/generator/xsd.rb', line 31

def element_for_klass(builder)
  builder.xs :element, "name" => @names.element_collection, "type" => @names.collection_type do |element|
    generate_uniqueness_constraints(element)
  end
end

#generate(builder, klass) ⇒ Object 



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# File 'lib/schematic/generator/xsd.rb', line 37

def generate(builder, klass)
  nested_attributes.each do |nested_attribute|
    next if nested_attribute.klass == klass
    next if nested_attribute.klass == klass.superclass
    next if @options && @options[:generated_types] && @options[:generated_types].include?(nested_attribute.klass)
    nested_attribute.klass.schematic_sandbox.generate_xsd(builder, klass, @options)
    @options[:generated_types] << nested_attribute.klass
  end

  generate_complex_type_for_collection(builder)
  generate_complex_type_for_model(builder)
end

#generate_additional_methods(builder, additional_methods) ⇒ Object 



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# File 'lib/schematic/generator/xsd.rb', line 106

def generate_additional_methods(builder, additional_methods)
  additional_methods.each do |method_name, values|
    method_xsd_name = method_name.to_s.dasherize
    if values.is_a?(Array) || values.is_a?(Hash)
      builder.xs :element, "name" => method_xsd_name, "minOccurs" => "0", "maxOccurs" => "1" do |element|
        element.xs :complexType do |complex_type|
          if values.is_a?(Array)
            complex_type.xs :sequence do |nested_sequence|
              if values.present?
                values.each do |value|
                  nested_sequence.xs :element, "name" => value.to_s.dasherize, "minOccurs" => "0", "maxOccurs" => "unbounded" do |sequence_element|
                    generate_inclusion_value_restrictions(sequence_element, value)
                  end
                end
              else
                nested_sequence.xs :any, "processContents" => "skip", "minOccurs" => "0", "maxOccurs" => "unbounded"
              end
            end
          elsif values.is_a?(Hash)
            complex_type.xs :all do |nested_all|
              generate_additional_methods(nested_all, values)
            end
          else
            raise "Additional methods must be a hash of hashes or hash of arrays"
          end
          complex_type.xs :attribute, "name" => "type", "type" => "xs:string", "fixed" => "array", "use" => "optional"
        end
      end
    else
      column_klass = Struct.new(:name, :type)
      column = column_klass.new(method_name.to_s, :string)
      Column.new(@klass, column, {}, @klass.schematic_sandbox.ignored_elements).generate(builder)
    end
  end
end

#generate_column_elements(builder, additional_methods, ignored_methods) ⇒ Object 



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# File 'lib/schematic/generator/xsd.rb', line 79

def generate_column_elements(builder, additional_methods, ignored_methods)
  @klass.columns.each do |column|
    Column.new(@klass, column, additional_methods, ignored_methods).generate(builder)
  end
end

#generate_complex_type_for_collection(builder) ⇒ Object 



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# File 'lib/schematic/generator/xsd.rb', line 50

def generate_complex_type_for_collection(builder)
  builder.xs :complexType, "name" => @names.collection_type do |complex_type|
    complex_type.xs :sequence do |sequence|
      sequence.xs :element, "name" => @names.element, "type" => @names.type, "minOccurs" => "0", "maxOccurs" => "unbounded"
    end
    complex_type.xs :attribute, "name" => "type", "type" => "xs:string", "fixed" => "array"
  end
end

#generate_complex_type_for_model(builder) ⇒ Object 



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# File 'lib/schematic/generator/xsd.rb', line 59

def generate_complex_type_for_model(builder)
  builder.xs :complexType, "name" => @names.type do |complex_type|
    additional_methods = @klass.schematic_sandbox.added_elements.merge(@options[:methods] || {})
    ignored_methods = @klass.schematic_sandbox.ignored_elements | (@options[:exclude] || [])
    complex_type.xs :all do |all|
      generate_column_elements(all, additional_methods, ignored_methods)

      nested_attributes.each do |nested_attribute|
        all.xs :element,
          "name" => nested_attribute_name(nested_attribute.name),
          "type" => nested_attribute.klass.schematic_sandbox.xsd_generator.names.collection_type,
          "minOccurs" => "0",
          "maxOccurs" => "1"
      end

      generate_additional_methods(all, additional_methods)
    end
  end
end

#generate_inclusion_value_restrictions(builder, value) ⇒ Object 



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# File 'lib/schematic/generator/xsd.rb', line 91

def generate_inclusion_value_restrictions(builder, value)
  enumeration_method = "xsd_#{value}_enumeration_restrictions".to_sym
  builder.xs :complexType do |complex_type|
    complex_type.xs :simpleContent do |simple_content|
      simple_content.xs :restriction, "base" => "String" do |restriction|
        if @klass.respond_to? enumeration_method
          @klass.send(enumeration_method).each do |enumeration|
            restriction.xs :enumeration, "value" => enumeration
          end
        end
      end
    end
  end
end

#generate_uniqueness_constraints(builder) ⇒ Object 



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# File 'lib/schematic/generator/xsd.rb', line 85

def generate_uniqueness_constraints(builder)
  @klass.columns.each do |column|
     Uniqueness.new(@klass, column).generate(builder)
  end
end

#header(builder) ⇒ Object 



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# File 'lib/schematic/generator/xsd.rb', line 19

def header(builder)
  builder.instruct!
end

#nested_attribute_name(name) ⇒ Object 



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# File 'lib/schematic/generator/xsd.rb', line 152

def nested_attribute_name(name)
  "#{name.to_s.gsub("_", "-").pluralize}-attributes"
end

#nested_attributes ⇒ Object 



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# File 'lib/schematic/generator/xsd.rb', line 142

def nested_attributes
  @klass.reflect_on_all_associations.select do |association|
    @klass.instance_methods.include?("#{association.name}_attributes=".to_sym) && association.options[:polymorphic] != true
  end
end

#ns(ns, provider, key) ⇒ Object 



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# File 'lib/schematic/generator/xsd.rb', line 148

def ns(ns, provider, key)
  { "xmlns:#{ns}" => Namespaces::PROVIDERS[provider][key] }
end

#schema(builder) ⇒ Object 



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# File 'lib/schematic/generator/xsd.rb', line 23

def schema(builder)
  builder.xs :schema, ns("xs", :w3, :schema) do |schema|
    Types.xsd(schema)
    element_for_klass(schema)
    generate(schema, @klass)
  end
end