Class: ActiveStorage::AsyncVariants::CallbacksController

Inherits:
ActionController::API
  • Object
show all
Defined in:
app/controllers/active_storage/async_variants/callbacks_controller.rb

Instance Method Summary collapse

Instance Method Details

#create ⇒ Object 



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# File 'app/controllers/active_storage/async_variants/callbacks_controller.rb', line 6

def create
  variant_record_id = ActiveStorage.verifier.verify(params[:token], purpose: :async_variant_callback)
  variant_record = ActiveStorage::VariantRecord.find(variant_record_id)

  case params[:status]
  when "success"
    variant_record.update!(state: "processed")
    apply_reported_metadata(variant_record, params)
  when "progress"
    ActiveStorage::VariantRecord
      .where(id: variant_record.id, state: %w[pending processing])
      .update_all(progress: params[:percent].to_i.clamp(0, 100), last_heartbeat_at: Time.current)
  when "failed"
    # error column is TEXT (64KB); utf8mb4 is up to 4 bytes/char, so cap at 16k chars.
    variant_record.update!(state: "failed", error: params[:error].to_s.truncate(16_000))
  else
    head :unprocessable_entity and return
  end

  head :ok
rescue ActiveSupport::MessageVerifier::InvalidSignature
  head :unauthorized
end