Method: Vufer::Target.create

Defined in:
lib/vufer/target.rb

.create(name, file_path, width = 50.0, active_flag = false, metadata = nil) ⇒ JSON

Creates a new target on Vuforia Web Services API.

Parameters:

  • Name (String) —

    The name of the image to create

  • FileURL (String) —

    Contains the base64 encoded binary recognition image data

  • Width (Fixnum) —

    Width of the target in scene unit

  • ActiveFlag (Boolean) —

    Indicates whether or not the target is active for query, default: false

  • Metadata (Hash) —

    The base64 encoded application metadata associated with the target

Returns:

  • (JSON) —

    A newly target id from Vuforia.



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# File 'lib/vufer/target.rb', line 57

def create(name, file_path, width = 50.0, active_flag = false, metadata = nil)
  time = Time.now.httpdate
  file_encoded = Base64.encode64(open(file_path) { |io| io.read })
  metadata_encoded = Base64.encode64(metadata.to_s)

  body_hash = {
    name: name, width: width, image: file_encoded,
    active_flag: active_flag, application_metadata: metadata_encoded
  }

  signature = Vufer::Signature.generate(
    '/targets', body_hash, 'POST', time
  )

  res = Faraday.post("#{Vufer::BASE_URI}/targets", body_hash.to_json, {
    Date: time,
    Authorization: "VWS #{Vufer.access_key}:#{signature}",
    'Content-Type': 'application/json',
    Accept: 'application/json'
  })

  JSON.parse(res.body)
rescue StandardError => e
  e.message
end