Class: Zara4::API::Client

Inherits:
Object
  • Object
show all
Includes:
HTTMultiParty
Defined in:
lib/zara4/api/client.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(credentials) ⇒ Client

Application authenticated client.



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# File 'lib/zara4/api/client.rb', line 15

def initialize(credentials)
  @client_id     = credentials.fetch('client_id')
  @client_secret = credentials.fetch('client_secret')
  
  if @client_id && @client_secret
    authenticator = Zara4::API::Communication::Authentication::ApplicationAuthenticator.new(@client_id, @client_secret)
    authenticator.with_image_processing().with_usage()
    @access_token = authenticator.acquire_access_token()
  end
end

Instance Attribute Details

#client_id ⇒ Object

Returns the value of attribute client_id.



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# File 'lib/zara4/api/client.rb', line 9

def client_id
  @client_id
end

#client_secret ⇒ Object

Returns the value of attribute client_secret.



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# File 'lib/zara4/api/client.rb', line 9

def client_secret
  @client_secret
end

Instance Method Details

#download_processed_image(processed_image, save_path) ⇒ Object

Download the given ProcessedImage and save it to the given path.

Parameters:

  • processed_image —

    The ProcessedImage to be downloaded.

  • save_path —

    The path where the image should be saved.



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# File 'lib/zara4/api/client.rb', line 65

def download_processed_image(processed_image, save_path)
  
  url = processed_image.file_urls[0]
  
  if @access_token
    url += '?access_token=' + @access_token.token
  end

  
  File.open(save_path, "w") do |f|
    IO.copy_stream(open(url), f)
  end
  
end

#process_image(image_processing_request) ⇒ Object

Process the given image processing Request.

Parameters:

  • image_processing_request —

    The request to be processed



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# File 'lib/zara4/api/client.rb', line 32

def process_image(image_processing_request)
  url = Zara4::API::Communication::Util::url('/v1/image-processing/request')
      
  parameters = image_processing_request.generate_form_data
  parameters['access_token'] = @access_token.token
  
  response = self.class.post(url, {
    query: parameters,
    detect_mime_type: true
  })
        
  
  # Check for API error response
  if response.has_key?('error')
    raise 'ERROR IS ' + response.fetch('error')
  end
       
  
  request_id                = response['request-id']
  generate_images_urls      = response['generated-images']['urls']
  bytes_original            = response['compression']['bytes-original']
  bytes_compressed          = response['compression']['bytes-compressed']
  
  return Zara4::API::ImageProcessing::ProcessedImage.new(image_processing_request, request_id, generate_images_urls, bytes_original, bytes_compressed)
end