class Yaks::Format::CollectionJson

Public Instance Methods

queries?(resource) click to toggle source
# File lib/yaks/format/collection_json.rb, line 65
def queries?(resource)
  resource.forms.any? { |f| form_is_query? f }
end
serialize_items(resource) click to toggle source

@param [Yaks::Resource] resource @return [Array]

# File lib/yaks/format/collection_json.rb, line 24
def serialize_items(resource)
  resource.seq.map do |item|
    attrs = item.attributes.map do |name, value|
      {
        name: name,
        value: value
      }
    end
    result = {data: attrs}
    result[:href] = item.self_link.uri if item.self_link
    item.links.each do |link|
      next if link.rel.equal? :self
      result[:links] = [] unless result.key?(:links)
      result[:links] << {rel: link.rel, href: link.uri}
      result[:links].last[:name] = link.title if link.title
    end
    result
  end
end
serialize_queries(resource) click to toggle source
# File lib/yaks/format/collection_json.rb, line 50
def serialize_queries(resource)
  resource.forms.each_with_object([]) do |form, result|
    next unless form_is_query? form

    result << {rel: form.name, href: form.action}
    result.last[:prompt] = form.title if form.title

    form.fields_flat.each do |field|
      result.last[:data] = [] unless result.last.key? :data
      result.last[:data] << {name: field.name, value: nil.to_s}
      result.last[:data].last[:prompt] = field.label if field.label
    end
  end
end
serialize_resource(resource) click to toggle source

@param [Yaks::Resource] resource @return [Hash]

# File lib/yaks/format/collection_json.rb, line 10
def serialize_resource(resource)
  result = {
    version: "1.0",
    items: serialize_items(resource)
  }
  result[:href] = resource.self_link.uri if resource.self_link
  result[:links] = serialize_links(resource) if links?(resource)
  result[:queries] = serialize_queries(resource) if queries?(resource)
  result[:template] = serialize_template(resource) if template?(resource)
  {collection: result}
end
template?(resource) click to toggle source
# File lib/yaks/format/collection_json.rb, line 73
def template?(resource)
  options.key?(:template) && template_form_exists?(resource)
end

Protected Instance Methods

form_is_query?(form) click to toggle source
# File lib/yaks/format/collection_json.rb, line 79
def form_is_query?(form)
  form.method?(:get) && form.has_action?
end
serialize_template(resource) click to toggle source
# File lib/yaks/format/collection_json.rb, line 87
def serialize_template(resource)
  fields = resource.find_form(options.fetch(:template)).fields
  result = {data: []}
  fields.each do |field|
    result[:data] << {name: field.name, value: nil.to_s}
    result[:data].last[:prompt] = field.label if field.label
  end
  result
end
template_form_exists?(resource) click to toggle source
# File lib/yaks/format/collection_json.rb, line 83
def template_form_exists?(resource)
  !resource.find_form(options.fetch(:template)).nil?
end