Class: ThemeTranslationParser

Inherits:
Object
  • Object
show all
Defined in:
lib/theme_translation_parser.rb

Defined Under Namespace

Classes: InvalidYaml

Constant Summary collapse

INTERNAL_KEYS = 
[:theme_metadata]

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(setting_field, internal: false) ⇒ ThemeTranslationParser

Returns a new instance of ThemeTranslationParser.



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# File 'lib/theme_translation_parser.rb', line 8

def initialize(setting_field, internal: false)
  @setting_field = setting_field
  @internal = internal
end

Class Method Details

.check_contains_hashes(hash) ⇒ Object 



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# File 'lib/theme_translation_parser.rb', line 13

def self.check_contains_hashes(hash)
  hash.all? do |_key, value|
    value.is_a?(String) || (value.is_a?(Hash) && self.check_contains_hashes(value))
  end
end

Instance Method Details

#load ⇒ Object

Raises:



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# File 'lib/theme_translation_parser.rb', line 19

def load
  return {} if @setting_field.value.blank?

  begin
    parsed = YAML.safe_load(@setting_field.value)
  rescue Psych::SyntaxError, Psych::DisallowedClass => e
    raise InvalidYaml.new(e.message)
  end

  raise InvalidYaml.new(I18n.t("themes.locale_errors.invalid_yaml")) if !parsed.is_a?(Hash)
  if parsed.keys.length != 1 || parsed.keys.first != @setting_field.name
    raise InvalidYaml.new(I18n.t("themes.locale_errors.top_level_locale"))
  end

  key = @setting_field.name.to_sym
  parsed.deep_symbolize_keys!
  parsed[key] ||= {}

  if !ThemeTranslationParser.check_contains_hashes(parsed)
    raise InvalidYaml.new(I18n.t("themes.locale_errors.invalid_yaml"))
  end

  parsed[key].slice!(*INTERNAL_KEYS) if @internal
  parsed[key].except!(*INTERNAL_KEYS) if !@internal

  parsed
end