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59 lines
1.7 KiB
59 lines
1.7 KiB
# frozen_string_literal: true
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module Templates
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module CreateAttachments
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PDF_CONTENT_TYPE = 'application/pdf'
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InvalidFileType = Class.new(StandardError)
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module_function
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def call(template, params)
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find_or_create_blobs(params).map do |blob|
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document_data = blob.download
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if !blob.image? && blob.content_type != PDF_CONTENT_TYPE
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blob, document_data = handle_file_types(blob, document_data)
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end
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document = template.documents.create!(blob:)
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if blob.content_type == PDF_CONTENT_TYPE && blob.metadata['pdf'].nil?
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blob.metadata['pdf'] = { 'annotations' => Templates::BuildAnnotations.call(document_data) }
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blob.metadata['sha256'] = Base64.urlsafe_encode64(Digest::SHA256.digest(document_data))
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end
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blob.save!
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Templates::ProcessDocument.call(document, document_data)
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end
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end
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def find_or_create_blobs(params)
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blobs = params[:blobs]&.map do |attrs|
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ActiveStorage::Blob.find_signed(attrs[:signed_id])
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end
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blobs || params[:files].map do |file|
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data = file.read
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if file.content_type == PDF_CONTENT_TYPE
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metadata = { 'identified' => true, 'analyzed' => true,
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'sha256' => Base64.urlsafe_encode64(Digest::SHA256.digest(data)),
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'pdf' => { 'annotations' => Templates::BuildAnnotations.call(data) } }
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end
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ActiveStorage::Blob.create_and_upload!(
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io: StringIO.new(data),
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filename: file.original_filename,
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metadata:,
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content_type: file.content_type
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)
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end
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end
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def handle_file_types(_document_data, blob)
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raise InvalidFileType, blob.content_type
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end
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end
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end
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