Class: Bulkrax::GuidedImportsController

Inherits:
ApplicationController show all
Includes:
GuidedImportDemoScenarios, ImporterFileHandler, Hyrax::ThemedLayoutController
Defined in:
app/controllers/bulkrax/guided_imports_controller.rb

Instance Method Summary collapse

Methods included from GuidedImportDemoScenarios

#demo_scenarios

Instance Method Details

#create ⇒ Object 



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# File 'app/controllers/bulkrax/guided_imports_controller.rb', line 67

def create
  files = nil
  files = resolve_create_files
  return render_invalid_uploaded_files_response if params[:uploaded_files].present? && files.empty?

  @importer = Importer.new(importer_params)
  @importer.parser_klass = 'Bulkrax::CsvParser'
  @importer.user = current_user if respond_to?(:current_user) && current_user.present?
  apply_field_mapping

  if @importer.save
    write_files(files)
    Bulkrax::ImporterJob.perform_later(@importer.id)

    respond_to do |format|
      format.html { redirect_to bulkrax.importers_path, notice: I18n.t('bulkrax.importer.guided_import.flash.import_started') }
      format.json { render json: { success: true, importer_id: @importer.id }, status: :created }
    end
  else
    respond_to do |format|
      format.html { render :new, status: :unprocessable_entity }
      format.json { render json: { errors: @importer.errors.full_messages }, status: :unprocessable_entity }
    end
  end
ensure
  close_file_handles(files)
end

#download_validation_errors ⇒ Object 



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# File 'app/controllers/bulkrax/guided_imports_controller.rb', line 50

def download_validation_errors
  cache_key = params[:key].to_s
  expected_prefix = "guided_import_errors:#{session.id}:"
  return head :not_found unless cache_key.start_with?(expected_prefix)

  cached = Rails.cache.read(cache_key)
  return head :not_found unless cached

  csv = ValidationErrorCsvBuilder.build(
    headers: cached[:headers],
    csv_data: cached[:csv_data],
    row_errors: cached[:row_errors],
    file_errors: cached[:file_errors]
  )
  send_data csv, filename: error_csv_filename(cached[:original_filename]), type: 'text/csv', disposition: 'attachment'
end

#new ⇒ Object

trigger form to allow upload



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# File 'app/controllers/bulkrax/guided_imports_controller.rb', line 15

def new
  @importer = Importer.new
  return unless defined?(::Hyrax)
  add_importer_breadcrumbs
  add_breadcrumb I18n.t('bulkrax.importer.guided_import.breadcrumb')
end

#validate ⇒ Object

AJAX endpoint to validate uploaded files



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# File 'app/controllers/bulkrax/guided_imports_controller.rb', line 23

def validate
  set_locale_from_params

  files, error = resolve_validation_files
  return render json: error, status: :ok if error
  return render json: StepperResponseFormatter.error(message: I18n.t('bulkrax.importer.guided_import.validation.no_files_uploaded')), status: :ok unless files.any?

  csv_file, zip_file = select_csv_and_zip(files)

  unless csv_file
    return render json: StepperResponseFormatter.error(message: I18n.t('bulkrax.importer.guided_import.validation.no_csv_uploaded')), status: :ok unless zip_file

    csv_file, error = extract_csv_from_zip(zip_file)
    return render json: error, status: :ok if error
  end

  admin_set_id = params[:importer]&.[](:admin_set_id)
  validation_result = run_validation(csv_file, zip_file, admin_set_id: admin_set_id)
  raw_csv_data = validation_result.delete(:raw_csv_data)
  cache_key = cache_validation_errors(validation_result, raw_csv_data, csv_file)
  formatted = StepperResponseFormatter.format(validation_result)
  formatted[:validationErrorsCacheKey] = cache_key
  render json: formatted, status: :ok
ensure
  close_file_handles(files)
end