Module: VedDecoder

Defined in:
lib/ved_decoder.rb,
lib/ved_decoder/ved_pb.rb,
lib/ved_decoder/version.rb

Constant Summary collapse

KEY_MAPPER = 
{'i' => 'index', 't' => 'type', 'r' => 'result_position', 's' => 'start_page'}
Ved = 
::Google::Protobuf::DescriptorPool.generated_pool.lookup("ved_decoder.Ved").msgclass
VERSION = 
"1.0.0"

Class Method Summary collapse

Class Method Details

.decode(str) ⇒ Object 



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# File 'lib/ved_decoder.rb', line 10

def self.decode(str)
  return nil unless str.is_a?(String)

  if str[0] == '1'
    params = {}
    str[1..].split(',').each do |param|
      kv = param.strip.split(':')
      next unless kv.size == 2

      if key = KEY_MAPPER[kv[0]]
        params[key] = kv[1].to_i
      end
    end
    Ved.new(params)
  else
    Ved.decode(Base64.urlsafe_decode64(str[1..]))
  end
rescue
  nil
end