28 lines
882 B
Ruby
28 lines
882 B
Ruby
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class ThemeTranslationParser
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class InvalidYaml < StandardError; end
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def initialize(setting_field)
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@setting_field = setting_field
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end
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def self.check_contains_hashes(hash)
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hash.all? { |key, value| value.is_a?(String) || (value.is_a?(Hash) && self.check_contains_hashes(value)) }
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end
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def load
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return {} if @setting_field.value.blank?
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begin
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parsed = YAML.safe_load(@setting_field.value)
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rescue Psych::SyntaxError, Psych::DisallowedClass => e
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raise InvalidYaml.new(e.message)
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end
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raise InvalidYaml.new(I18n.t("themes.locale_errors.invalid_yaml")) unless parsed.is_a?(Hash) && ThemeTranslationParser.check_contains_hashes(parsed)
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raise InvalidYaml.new(I18n.t("themes.locale_errors.top_level_locale")) unless parsed.keys.length == 1 && parsed.keys[0] == @setting_field.name
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parsed.deep_symbolize_keys!
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parsed
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end
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end
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