31 lines
983 B
Ruby
31 lines
983 B
Ruby
# frozen_string_literal: true
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class FeatureFlagUserXidsValidator < ActiveModel::EachValidator
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USERXID_MAX_LENGTH = 256
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def validate_each(record, attribute, value)
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self.class.validate_user_xids(record, attribute, value, attribute)
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end
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class << self
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def validate_user_xids(record, attribute, user_xids, error_message_attribute_name)
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unless user_xids.is_a?(String) && !user_xids.match(/[\n\r\t]|,,/) && valid_xids?(user_xids.split(","))
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record.errors.add(attribute,
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"#{error_message_attribute_name} must be a string of unique comma separated values each #{USERXID_MAX_LENGTH} characters or less")
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end
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end
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private
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def valid_xids?(user_xids)
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user_xids.uniq.length == user_xids.length &&
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user_xids.all? { |xid| valid_xid?(xid) }
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end
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def valid_xid?(user_xid)
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user_xid.present? &&
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user_xid.strip == user_xid &&
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user_xid.length <= USERXID_MAX_LENGTH
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end
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end
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end
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