Class: Shaf::Responder::Hal

Inherits:
Base
  • Object
show all
Defined in:
lib/shaf/responder/hal.rb

Constant Summary

Constants inherited from Base

Base::PRELOAD_FAILED_MSG

Instance Attribute Summary

Attributes inherited from Base

#controller, #options, #resource

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Base

#build_response, call, #initialize, mime_type, #preload_links, use_as_default!

Constructor Details

This class inherits a constructor from Shaf::Responder::Base

Class Method Details

.can_handle?(resource) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/shaf/responder/hal.rb', line 7

def self.can_handle?(resource)
  return false if resource.is_a? StandardError

  if resource.is_a? Class
    return false if resource <= Shaf::Profile
  end

  true
end

Instance Method Details

#body ⇒ Object 



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# File 'lib/shaf/responder/hal.rb', line 17

def body
  @body ||= generate_json
end

#lookup_rel(rel, response) ⇒ Object 



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# File 'lib/shaf/responder/hal.rb', line 21

def lookup_rel(rel, response)
  hal = response.serialized_hash
  links = hal&.dig(:_links, rel.to_sym)
  return [] unless links

  links = [links] unless links.is_a? Array
  links.map do |link|
    {
      href: link[:href],
      as: 'fetch',
      crossorigin: 'anonymous'
    }
  end
end