Class: RXSD::XSD::Element

Inherits:
Object
  • Object
show all
Defined in:
lib/rxsd/xsd/element.rb

Overview

XSD Element defintion www.w3schools.com/Schema/el_element.asp

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#abstract ⇒ Object

element attribute values



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# File 'lib/rxsd/xsd/element.rb', line 14

def abstract
  @abstract
end

#complex_type ⇒ Object

complex type in element



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# File 'lib/rxsd/xsd/element.rb', line 23

def complex_type
  @complex_type
end

#default ⇒ Object

element attribute values



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# File 'lib/rxsd/xsd/element.rb', line 14

def default
  @default
end

#fixed ⇒ Object

element attribute values



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# File 'lib/rxsd/xsd/element.rb', line 14

def fixed
  @fixed
end

#form ⇒ Object

element attribute values



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# File 'lib/rxsd/xsd/element.rb', line 14

def form
  @form
end

#id ⇒ Object

element attribute values



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# File 'lib/rxsd/xsd/element.rb', line 14

def id
  @id
end

#maxOccurs ⇒ Object

element attribute values



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# File 'lib/rxsd/xsd/element.rb', line 14

def maxOccurs
  @maxOccurs
end

#minOccurs ⇒ Object

element attribute values



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# File 'lib/rxsd/xsd/element.rb', line 14

def minOccurs
  @minOccurs
end

#name ⇒ Object

element attribute values



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# File 'lib/rxsd/xsd/element.rb', line 14

def name
  @name
end

#nillable ⇒ Object

element attribute values



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# File 'lib/rxsd/xsd/element.rb', line 14

def nillable
  @nillable
end

#parent ⇒ Object

element parent



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# File 'lib/rxsd/xsd/element.rb', line 26

def parent
  @parent
end

#ref ⇒ Object

element attribute values



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# File 'lib/rxsd/xsd/element.rb', line 14

def ref
  @ref
end

#simple_type ⇒ Object

simple type in element



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# File 'lib/rxsd/xsd/element.rb', line 20

def simple_type
  @simple_type
end

#substitutionGroup ⇒ Object

element attribute values



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# File 'lib/rxsd/xsd/element.rb', line 14

def substitutionGroup
  @substitutionGroup
end

#type ⇒ Object

element attribute values



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# File 'lib/rxsd/xsd/element.rb', line 14

def type
  @type
end

Class Method Details

.from_xml(node) ⇒ Object

node passed in should be a xml node representing the element



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# File 'lib/rxsd/xsd/element.rb', line 47

def self.from_xml(node)
   element = Element.new
   element.parent = node.parent.related
   node.related = element

   # TODO element attrs: | block / final
   # TODO element children:   | key, keyref, unique

   element.id       = node.attrs["id"]
   element.name     = node.attrs["name"]
   element.type     = node.attrs["type"]
   element.nillable  = node.attrs.has_key?("nillable") ? node.attrs["nillable"].to_b : false
   element.abstract  = node.attrs.has_key?("abstract") ? node.attrs["abstract"].to_b : false

   unless node.parent.name == Schema.tag_name
     # FIXME ignoring reference namepsace prefix (if any) for now
     ref = node.attrs["ref"]
     ref = ref.split(':')[1] if !(ref.nil? || ref.index(":").nil?)
     element.ref              = ref

     element.substitutionGroup  = node.attrs["substitutionGroup"]
     element.form             = node.attrs.has_key?("form") ? 
                                   node.attrs["form"] :
                                    node.root.attrs["elementFormDefault"]

     element.maxOccurs  = node.attrs.has_key?("maxOccurs") ? 
                              (node.attrs["maxOccurs"] == "unbounded" ? "unbounded" : node.attrs["maxOccurs"].to_i) : 1
     element.minOccurs  = node.attrs.has_key?("minOccurs") ? 
                              (node.attrs["minOccurs"] == "unbounded" ? "unbounded" : node.attrs["minOccurs"].to_i) : 1

   else
     element.form = node.parent.attrs["elementFormDefault"]
   end

   if node.text? || !node.children.find { |c| c.name == SimpleType.tag_name }.nil?
     element.default  = node.attrs["default"]
     element.fixed    = node.attrs["fixed"]
   end

   element.simple_type = node.child_obj SimpleType
   element.complex_type = node.child_obj ComplexType

   return element
end

.tag_name ⇒ Object

xml tag name



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# File 'lib/rxsd/xsd/element.rb', line 29

def self.tag_name
  "element"
end

Instance Method Details

#child_attributes ⇒ Object

return all child attributes associated w/ element



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# File 'lib/rxsd/xsd/element.rb', line 146

def child_attributes
   if !@ref.nil?
      return @ref.child_attributes
   elsif[SimpleType, ComplexType].include? @type.class
      return @type.child_attributes
   elsif !@simple_type.nil?
      return @simple_type.child_attributes
   elsif !@complex_type.nil?
      return @complex_type.child_attributes
   end
end

#children ⇒ Object

returns array of all children



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# File 'lib/rxsd/xsd/element.rb', line 39

def children
  c = []
  c.push @simple_type unless @simple_type.nil?
  c.push @complex_type unless @complex_type.nil?
  return c
end

#info ⇒ Object

return xsd node info



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# File 'lib/rxsd/xsd/element.rb', line 34

def info
  "element id: #{@id} name: #{@name} type: #{@type.class} ref: #{ref.nil? ? "" : ref.class == String ? ref : ref.name} "
end

#resolve(node_objs) ⇒ Object

resolve hanging references given complete xsd node object array



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# File 'lib/rxsd/xsd/element.rb', line 93

def resolve(node_objs)
  unless @type.nil?
    builtin  = Parser.parse_builtin_type @type
    simple   = node_objs[SimpleType].find  { |no| no.name == @type }
    complex  = node_objs[ComplexType].find { |no| no.name == @type }
    if !builtin.nil?
      @type = builtin
    elsif !simple.nil?
      @type = simple
    elsif !complex.nil?
      @type = complex
    end
  end

  unless @ref.nil?
    @ref = node_objs[Element].find { |no| no.name == @ref }
  end
  
  unless @substitutionGroup.nil?
    @substitutionGroup = node_objs[Element].find { |no| no.name == @substitutionGroup }
  end
end

#to_class_builder ⇒ Object

convert element to class builder



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# File 'lib/rxsd/xsd/element.rb', line 117

def to_class_builder
   unless defined? @class_builder
     @class_builder = nil

     if !@ref.nil? 
        @class_builder = @ref.to_class_builder

     elsif !@type.nil?
        if @type.class == SimpleType || @type.class == ComplexType
          @class_builder = @type.to_class_builder.clone # need to clone here as we're refering to a type that may be used elsewhere
        else
          @class_builder = ClassBuilder.new :klass => @type
        end

     elsif !@simple_type.nil?
        @class_builder = @simple_type.to_class_builder

     elsif !@complex_type.nil?
        @class_builder = @complex_type.to_class_builder

     end

     @class_builder.klass_name = @name.camelize unless @class_builder.nil? || @name == "" || @name.nil?
   end

   return @class_builder
end