Class: Moxml::Adapter::CustomizedOga::XmlGenerator

Inherits:
Oga::XML::Generator
  • Object
show all
Defined in:
lib/moxml/adapter/customized_oga/xml_generator.rb

Instance Method Summary collapse

Instance Method Details

#on_attribute(attr, output) ⇒ Object 



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# File 'lib/moxml/adapter/customized_oga/xml_generator.rb', line 41

def on_attribute(attr, output)
  return super unless attr.value&.include?("'")

  output << %(#{attr.expanded_name}="#{encode(attr.value)}")
end

#on_cdata(node, output) ⇒ Object 



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# File 'lib/moxml/adapter/customized_oga/xml_generator.rb', line 47

def on_cdata(node, output)
  # Escape the end sequence
  return super unless node.text.include?("]]>")

  chunks = node.text.split(/(\]\]>)/)
  chunks = ["]]", ">"] if chunks.size == 1

  while (index = chunks.index("]]>"))
    # the end tag cannot be the first and the last at the same time

    if index.zero?
      # it's the first text chunk
      chunks[index] = "]]"
      chunks[index + 1] = ">#{chunks[index + 1]}"
    elsif index - 1 == chunks.size
      # it's the last text chunk
      chunks[index - 1] += "]]"
      chunks[index] = ">"
    else
      # it's a chunk in the middle
      chunks[index - 1] += "]]"
      chunks[index + 1] = ">#{chunks[index + 1]}"
      chunks.delete_at(index)
    end
  end

  chunks.each do |chunk|
    output << "<![CDATA[#{chunk}]]>"
  end

  output
end

#on_element(element, output) ⇒ Object 



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# File 'lib/moxml/adapter/customized_oga/xml_generator.rb', line 16

def on_element(element, output)
  name = element.expanded_name

  attrs = ""
  element.attributes.each do |attr|
    attrs << " "
    on_attribute(attr, attrs)
  end

  closing_tag = if self_closing?(element)
                  html_void_element?(element) ? ">" : " />"
                else
                  ">"
                end

  output << "<#{name}#{attrs}#{closing_tag}"
end

#on_namespace_definition(ns, output) ⇒ Object 



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# File 'lib/moxml/adapter/customized_oga/xml_generator.rb', line 34

def on_namespace_definition(ns, output)
  name = "xmlns"
  name += ":#{ns.name}" unless ns.name.nil?

  output << %(#{name}="#{ns.uri}")
end

#on_processing_instruction(node, output) ⇒ Object 



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# File 'lib/moxml/adapter/customized_oga/xml_generator.rb', line 80

def on_processing_instruction(node, output)
  # put the space between the name and text
  output << "<?#{node.name} #{node.text}?>"
end

#on_xml_declaration(node, output) ⇒ Object 



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# File 'lib/moxml/adapter/customized_oga/xml_generator.rb', line 85

def on_xml_declaration(node, output)
  super
  # remove the space before the closing tag
  output.gsub!(/ \?>$/, "?>")
end

#self_closing?(_element) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/moxml/adapter/customized_oga/xml_generator.rb', line 11

def self_closing?(_element)
  # Always expand tags
  false
end