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30990006a9
This reduces chances of errors where consumers of strings mutate inputs and reduces memory usage of the app. Test suite passes now, but there may be some stuff left, so we will run a few sites on a branch prior to merging
76 lines
2.1 KiB
Ruby
76 lines
2.1 KiB
Ruby
# frozen_string_literal: true
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class ThemeSettingsParser
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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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@types = ThemeSetting.types
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end
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def extract_description(desc)
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return desc if desc.is_a?(String)
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if desc.is_a?(Hash)
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default_locale = SiteSetting.default_locale.to_sym
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fallback_locale = desc.keys.find { |key| I18n.locale_available?(key) }
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locale = desc[I18n.locale] || desc[default_locale] || desc[:en] || desc[fallback_locale]
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locale if locale.is_a?(String)
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end
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end
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def create_opts(default, type, raw_opts = {})
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opts = {}
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opts[:description] = extract_description(raw_opts[:description])
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if type == @types[:enum]
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choices = raw_opts[:choices]
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choices = [] unless choices.is_a?(Array)
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choices << default unless choices.include?(default)
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opts[:choices] = choices
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end
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if [@types[:integer], @types[:string], @types[:float]].include?(type)
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opts[:max] = raw_opts[:max].is_a?(Numeric) ? raw_opts[:max] : Float::INFINITY
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opts[:min] = raw_opts[:min].is_a?(Numeric) ? raw_opts[:min] : -Float::INFINITY
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end
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if raw_opts[:list_type]
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opts[:list_type] = raw_opts[:list_type]
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end
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opts[:textarea] = !!raw_opts[:textarea]
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opts
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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.settings_errors.invalid_yaml")) unless parsed.is_a?(Hash)
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parsed.deep_symbolize_keys!
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parsed.each_pair do |setting, value|
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if (type = ThemeSetting.guess_type(value)).present?
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result = [setting, value, type, create_opts(value, type)]
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elsif (hash = value).is_a?(Hash)
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default = hash[:default]
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type = hash.key?(:type) ? @types[hash[:type]&.to_sym] : ThemeSetting.guess_type(default)
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result = [setting, default, type, create_opts(default, type, hash)]
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else
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result = [setting, value, nil, {}]
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end
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yield(*result)
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end
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end
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end
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