Sha256: 04e54e991378267df7225fbe347efdd0159c2b9c559888e6758e106a7e939d44
Contents?: true
Size: 868 Bytes
Versions: 9
Compression:
Stored size: 868 Bytes
Contents
# frozen_string_literal: true
require "csv"
# CSV Duplicates Validator
#
# * Checks the CSV file for duplicate IDs.
# * Fails import if duplicate ID is found.
#
class Import
# CsvDuplicatesValidator
class CsvDuplicatesValidator < ActiveModel::Validator
def validate(record)
valid_csv_file = true
duplicate_id = validate_csv_file(record.csv_file)
unless duplicate_id.nil?
valid_csv_file = false
record.errors.add(:csv_file,
"Duplicate ID value found: #{duplicate_id}. Please clean up the CSV file and reimport.")
end
valid_csv_file
end
def validate_csv_file(csv_file)
ids = Set.new
duplicate_id = nil
csv = CSV.parse(csv_file.download, headers: true)
csv["ID"].each do |id|
duplicate_id = id unless ids.add?(id)
end
duplicate_id
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems