30 lines
794 B
Ruby
30 lines
794 B
Ruby
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class KeyRestrictionValidator < ActiveModel::EachValidator
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FORBIDDEN = -1
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def self.supported_sizes(type)
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Gitlab::SSHPublicKey.supported_sizes(type)
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end
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def self.supported_key_restrictions(type)
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[0, *supported_sizes(type), FORBIDDEN]
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end
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def validate_each(record, attribute, value)
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unless valid_restriction?(value)
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record.errors.add(attribute, "must be forbidden, allowed, or one of these sizes: #{supported_sizes_message}")
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end
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end
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private
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def supported_sizes_message
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sizes = self.class.supported_sizes(options[:type])
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sizes.to_sentence(last_word_connector: ', or ', two_words_connector: ' or ')
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end
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def valid_restriction?(value)
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choices = self.class.supported_key_restrictions(options[:type])
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choices.include?(value)
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end
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end
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