scinote-web/app/services/import_repository/parse_repository.rb

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module ImportRepository
class ParseRepository
include ActionView::Helpers::TextHelper
def initialize(options)
@file = options.fetch(:file)
@repository = options.fetch(:repository)
@session = options.fetch(:session)
@sheet = SpreadsheetParser.open_spreadsheet(@file)
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end
def data
header, columns = SpreadsheetParser.first_two_rows(@sheet)
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# Fill in fields for dropdown
@repository.available_repository_fields.transform_values! do |name|
truncate(name, length: Constants::NAME_TRUNCATION_LENGTH_DROPDOWN)
end
Data.new(header,
columns,
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@repository.available_repository_fields,
@repository)
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end
def too_large?
@file.size > Constants::FILE_MAX_SIZE_MB.megabytes
end
def generate_temp_file
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# Save file for next step (importing)
temp_file = TempFile.new(
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session_id: @session.id,
file: @file
)
if temp_file.save
temp_file.destroy_obsolete
return temp_file
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end
end
Data = Struct.new(
:header, :columns, :available_fields, :repository
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)
end
end