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40 lines
1.1 KiB
Ruby
40 lines
1.1 KiB
Ruby
# frozen_string_literal: true
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module ActiveStorage
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class RepresentationsController < CustomBaseController
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include ActiveStorage::SetBlob
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include ActiveStorage::CheckBlobPermissions
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def show
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if @blob.attachments.take.record_type == 'Asset'
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return render plain: '', status: :accepted unless preview_ready?
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end
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expires_in ActiveStorage.service_urls_expire_in
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redirect_to @blob.representation(params[:variation_key]).processed.service_url(disposition: params[:disposition])
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end
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private
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def preview_ready?
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processing = @blob.attachments.take.record.file_processing
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return false if processing
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preview_exists =
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if @blob.variable?
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@blob.service.exist?(@blob.representation(params['variation_key']).key)
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else
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@blob.preview(params['variation_key']).image.attached?
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end
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return true if preview_exists
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unless processing
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ActiveStorage::PreviewJob.perform_later(@blob.id)
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@blob.attachments.take.record.update(file_processing: true)
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end
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false
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end
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end
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end
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