discourse/lib/i18n/backend/discourse_i18n.rb
Gerhard Schlager e19a7a7c8d FIX: translation precedence was different on client and server
As an example, the lookup order for German was:

1. override for de
2. override for en
3. value from de
4. value from en

After this change the lookup order is the same as on the client:
1. override for de
2. value from de
3. override for en
4. value from en

see /t/16381
2021-12-17 14:03:35 +01:00

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# frozen_string_literal: true
require 'i18n/backend/pluralization'
module I18n
module Backend
class DiscourseI18n < I18n::Backend::Simple
include I18n::Backend::Fallbacks
include I18n::Backend::Pluralization
def available_locales
LocaleSiteSetting.supported_locales.map(&:to_sym)
end
def reload!
@pluralizers = {}
# this calls `reload!` in our patch lib/freedom_patches/translate_accelerator.rb
I18n.reload!
super
end
# force explicit loading
def load_translations(*filenames)
unless filenames.empty?
self.class.sort_locale_files(filenames.flatten).each do |filename|
load_file(filename)
end
end
end
def pluralize(locale, entry, count)
begin
super
rescue I18n::InvalidPluralizationData => e
raise e if I18n.fallbacks[locale] == [locale]
throw(:exception, e)
end
end
def self.sort_locale_files(files)
files.sort.sort_by do |filename|
matches = /(?:client|server)-([1-9]|[1-9][0-9]|100)\..+\.yml/.match(filename)
matches&.[](1)&.to_i || 0
end
end
def self.create_search_regexp(query, as_string: false)
regexp = Regexp.escape(query)
regexp.gsub!(/[']/, "[']")
regexp.gsub!(/["“”„«»]/, '["“”„«»]')
regexp.gsub!(/(?:\\\.\\\.\\\.|…)/, '(?:\.\.\.|…)')
as_string ? regexp : /#{regexp}/i
end
def search(locale, query)
regexp = self.class.create_search_regexp(query)
find_results(regexp, {}, translations[locale])
end
protected
def find_results(regexp, results, translations, path = nil)
return results if translations.blank?
translations.each do |k_sym, v|
k = k_sym.to_s
key_path = path ? "#{path}.#{k}" : k
if v.is_a?(String)
unless results.has_key?(key_path)
results[key_path] = v if key_path =~ regexp || v =~ regexp
end
elsif v.is_a?(Hash)
find_results(regexp, results, v, key_path)
end
end
results
end
# Support interpolation and pluralization of overrides by first looking up
# the original translations before applying our overrides.
def lookup(locale, key, scope = [], options = {})
existing_translations = super(locale, key, scope, options)
return existing_translations if scope.is_a?(Array) && scope.include?(:models)
overrides = options.dig(:overrides, locale)
key = key.to_s
if overrides
if options[:count]
if !existing_translations
I18n.fallbacks[locale].drop(1).each do |fallback|
existing_translations = super(fallback, key, scope, options)
break if existing_translations.present?
end
end
if existing_translations
remapped_translations =
if existing_translations.is_a?(Hash)
Hash[existing_translations.map { |k, v| ["#{key}.#{k}", v] }]
elsif existing_translations.is_a?(String)
Hash[[[key, existing_translations]]]
end
result = {}
remapped_translations.merge(overrides).each do |k, v|
result[k.split('.').last.to_sym] = v if k != key && k.start_with?(key)
end
return result if result.size > 0
end
end
return overrides[key] if overrides[key]
end
existing_translations
end
end
end
end