Module: Wrest::Components::Translators::Xml

Defined in:
lib/wrest/components/translators/xml.rb,
lib/wrest/components/translators/xml/conversions.rb

Defined Under Namespace

Modules: Conversions

Class Method Summary collapse

Class Method Details

.build_nokogiri_doc(data) ⇒ Object 



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# File 'lib/wrest/components/translators/xml.rb', line 68

def build_nokogiri_doc(data)
  doc = Nokogiri::XML(data)
  raise doc.errors.join("\n") if doc.errors.length.positive?

  doc
end

.deserialise(response, options = {}) ⇒ Object 



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# File 'lib/wrest/components/translators/xml.rb', line 20

def deserialise(response, options = {})
  data = response.body
  data = StringIO.new(data || '') unless data.respond_to?(:read)
  return {} if data.eof?

  if options[:xpath].nil?
    parse(data)
  else
    search(data, options[:xpath])
  end
end

.deserialize(response, options = {}) ⇒ Object 



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# File 'lib/wrest/components/translators/xml.rb', line 32

def deserialize(response, options = {})
  deserialise(response, options)
end

.parse(data) ⇒ Object

Parse an XML Document string or IO into a simple hash using libxml / nokogiri.

data

XML Document string or IO to parse



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# File 'lib/wrest/components/translators/xml.rb', line 60

def parse(data)
  build_nokogiri_doc(data).to_hash
end

.search(data, xpath) ⇒ Object 



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# File 'lib/wrest/components/translators/xml.rb', line 64

def search(data, xpath)
  build_nokogiri_doc(data).xpath(xpath)
end

.serialise(hash, _options = {}) ⇒ Object 



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# File 'lib/wrest/components/translators/xml.rb', line 36

def serialise(hash, _options = {})
  to_xml(hash)
end

.serialize(hash, options = {}) ⇒ Object 



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# File 'lib/wrest/components/translators/xml.rb', line 40

def serialize(hash, options = {})
  serialise(hash, options)
end

.to_xml(hash, builder = nil) ⇒ Object 



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# File 'lib/wrest/components/translators/xml.rb', line 44

def to_xml(hash, builder = nil)
  builder ||= Nokogiri::XML::Builder.new
  hash.each_with_object(builder) do |(key, value), inner_builder|
    if value.is_a?(Hash)
      inner_builder.send(key.to_s) do |child_builder|
        to_xml(value, child_builder)
      end
    else
      inner_builder.send(key.to_s, value.to_s)
    end
  end.to_xml
end