Class: RubyPsigate::Serializer

Inherits:
Object
  • Object
show all
Defined in:
lib/ruby_psigate/serializer.rb

Instance Method Summary collapse

Constructor Details

#initialize(input_hash, options = { :header => false }) ⇒ Serializer

Initializes a new object with an inputted hash

my_hash = { :something => “special” } Serializer.new(my_hash)

Raises:



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# File 'lib/ruby_psigate/serializer.rb', line 10

def initialize(input_hash, options = { :header => false })
  raise InvalidHashError, "Input parameters does not contain a hash!" unless input_hash.is_a?(Hash)
  @input_hash = input_hash
  @header = options[:header]
end

Instance Method Details

#build_level(hash_level) ⇒ Object

Raises:



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# File 'lib/ruby_psigate/serializer.rb', line 33

def build_level(hash_level)
  raise InvalidHashError, "Need hash to build XML" unless hash_level.is_a?(Hash)
  for key, value in hash_level
    
    # If the element at this level is :Item, then we know that it will be an array
    unless key == :Item || key == :ItemInfo
      @builder.tag!(key) { |level| value.is_a?(Hash) ? build_level(value) : level.text!(value.to_s) }
    else
      tag = key
      build_level_from_array_element(tag, value)
    end
    
  end
end

#build_level_from_array_element(tag, input_array) ⇒ Object 



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# File 'lib/ruby_psigate/serializer.rb', line 48

def build_level_from_array_element(tag, input_array)
  input_array.each do |element|
    @builder.tag!(tag) {
      element.each_pair do |key, value|
        # @builder.tag!(key) { |level| level.text!(value) }
        @builder.tag!(key) { |level| value.is_a?(Hash) ? build_level(value) : level.text!(value) }
      end
    }
  end
end

#to_xml ⇒ Object

Converts from a hash to a hierarchical XML

An example:

Converts

> { :Something => “Hello World” }

to this:

> “<?xml version="1.0" encoding="UTF-8"?><Something>Hello World</Something>”

Can also handle nested hashes



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# File 'lib/ruby_psigate/serializer.rb', line 26

def to_xml
  @builder = Builder::XmlMarkup.new
  @builder.instruct! if @header
  build_level(@input_hash)
  @builder.target!
end