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49 lines
1.4 KiB
Ruby
49 lines
1.4 KiB
Ruby
# frozen_string_literal: true
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require 'csv'
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class ImportValidator < ActiveModel::Validator
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KNOWN_HEADERS = [
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'Account address',
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'#domain',
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'#uri',
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].freeze
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def validate(import)
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return if import.type.blank? || import.data.blank?
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# We parse because newlines could be part of individual rows. This
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# runs on create so we should be reading the local file here before
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# it is uploaded to object storage or moved anywhere...
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csv_data = CSV.parse(import.data.queued_for_write[:original].read)
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row_count = csv_data.size
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row_count -= 1 if KNOWN_HEADERS.include?(csv_data.first&.first)
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import.errors.add(:data, I18n.t('imports.errors.over_rows_processing_limit', count: ImportService::ROWS_PROCESSING_LIMIT)) if row_count > ImportService::ROWS_PROCESSING_LIMIT
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case import.type
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when 'following'
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validate_following_import(import, row_count)
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end
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rescue CSV::MalformedCSVError
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import.errors.add(:data, :malformed)
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end
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private
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def validate_following_import(import, row_count)
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base_limit = FollowLimitValidator.limit_for_account(import.account)
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limit = begin
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if import.overwrite?
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base_limit
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else
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base_limit - import.account.following_count
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end
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end
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import.errors.add(:data, I18n.t('users.follow_limit_reached', limit: base_limit)) if row_count > limit
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end
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end
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