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https://github.com/openfoodfoundation/openfoodnetwork
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630169f8bb
Active Storage reads stored strings as ASCII and that can clash with Rails' default UTF-8 encoding when special characters are present.
37 lines
969 B
Ruby
37 lines
969 B
Ruby
# frozen_string_literal: true
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# Stores a generated report.
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class ReportBlob < ActiveStorage::Blob
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def self.create_for_upload_later!(filename)
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# ActiveStorage discourages modifying a blob later but we need a blob
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# before we know anything about the report file. It enables us to use the
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# same blob in the controller to read the result.
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create_before_direct_upload!(
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filename: filename,
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byte_size: 0,
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checksum: "0",
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content_type: content_type(filename),
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).tap do |blob|
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ActiveStorage::PurgeJob.set(wait: 1.month).perform_later(blob)
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end
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end
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def self.content_type(filename)
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MIME::Types.of(filename).first&.to_s || "application/octet-stream"
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end
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def store(content)
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io = StringIO.new(content)
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upload(io, identify: false)
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save!
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end
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def content_stored?
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@content_stored ||= reload.checksum != "0"
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end
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def result
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@result ||= download.force_encoding(Encoding::UTF_8)
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end
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end
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