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71 lines
2.0 KiB
71 lines
2.0 KiB
# frozen_string_literal: true
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class SubmissionsDownloadController < ApplicationController
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skip_before_action :authenticate_user!
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skip_authorization_check
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TTL = 40.minutes
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FILES_TTL = 5.minutes
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def index
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submitter = Submitter.find_signed(params[:sig], purpose: :download_completed) if params[:sig].present?
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signature_valid =
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if submitter&.slug == params[:submitter_slug]
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true
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else
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submitter = nil
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end
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submitter ||= Submitter.find_by!(slug: params[:submitter_slug])
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Submissions::EnsureResultGenerated.call(submitter)
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last_submitter = submitter.submission.submitters.where.not(completed_at: nil).order(:completed_at).last
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Submissions::EnsureResultGenerated.call(last_submitter)
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return head :not_found unless last_submitter.completed_at?
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if last_submitter.completed_at < TTL.ago && !signature_valid && !current_user_submitter?(last_submitter)
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Rollbar.info("TTL: #{last_submitter.id}") if defined?(Rollbar)
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return head :not_found
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end
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if params[:combined] == 'true'
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url = build_combined_url(submitter)
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if url
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render json: [url]
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else
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head :not_found
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end
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else
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render json: build_urls(last_submitter)
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end
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end
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private
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def current_user_submitter?(submitter)
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current_user && current_user.account.submitters.exists?(id: submitter.id)
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end
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def build_urls(submitter)
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Submitters.select_attachments_for_download(submitter).map do |attachment|
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ActiveStorage::Blob.proxy_url(attachment.blob, expires_at: FILES_TTL.from_now.to_i)
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end
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end
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def build_combined_url(submitter)
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return if submitter.submission.submitters.exists?(completed_at: nil)
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return if submitter.submission.submitters.order(:completed_at).last != submitter
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attachment = submitter.submission.combined_document_attachment
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attachment ||= Submissions::GenerateCombinedAttachment.call(submitter)
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ActiveStorage::Blob.proxy_url(attachment.blob, expires_at: FILES_TTL.from_now.to_i)
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end
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end
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