discourse/lib/js_locale_helper.rb
Josh Soref 59097b207f
DEV: Correct typos and spelling mistakes (#12812)
Over the years we accrued many spelling mistakes in the code base. 

This PR attempts to fix spelling mistakes and typos in all areas of the code that are extremely safe to change 

- comments
- test descriptions
- other low risk areas
2021-05-21 11:43:47 +10:00

333 lines
11 KiB
Ruby

# frozen_string_literal: true
module JsLocaleHelper
def self.plugin_client_files(locale_str)
files = Dir["#{Rails.root}/plugins/*/config/locales/client*.#{locale_str}.yml"]
files += DiscourseDev.client_locale_files(locale_str) if Rails.env.development?
I18n::Backend::DiscourseI18n.sort_locale_files(files)
end
def self.reloadable_plugins(locale_sym, ctx)
return unless Rails.env.development?
I18n.fallbacks[locale_sym].each do |locale|
plugin_client_files(locale.to_s).each do |file|
ctx.depend_on(file)
end
end
end
def self.plugin_translations(locale_str)
@plugin_translations ||= HashWithIndifferentAccess.new
@plugin_translations[locale_str] ||= begin
translations = {}
plugin_client_files(locale_str).each do |file|
if plugin_translations = YAML.load_file(file)[locale_str]
translations.deep_merge!(plugin_translations)
end
end
translations
end
end
def self.load_translations(locale)
@loaded_translations ||= HashWithIndifferentAccess.new
@loaded_translations[locale] ||= begin
locale_str = locale.to_s
# load default translations
yml_file = "#{Rails.root}/config/locales/client.#{locale_str}.yml"
if File.exist?(yml_file)
translations = YAML.load_file(yml_file)
else
# If we can't find a base file in Discourse, it might only exist in a plugin
# so let's start with a basic object we can merge into
translations = {
locale_str => {
'js' => {},
'admin_js' => {},
'wizard_js' => {}
}
}
end
# merge translations (plugin translations overwrite default translations)
if translations[locale_str] && plugin_translations(locale_str)
translations[locale_str]['js'] ||= {}
translations[locale_str]['admin_js'] ||= {}
translations[locale_str]['wizard_js'] ||= {}
translations[locale_str]['js'].deep_merge!(plugin_translations(locale_str)['js']) if plugin_translations(locale_str)['js']
translations[locale_str]['admin_js'].deep_merge!(plugin_translations(locale_str)['admin_js']) if plugin_translations(locale_str)['admin_js']
translations[locale_str]['wizard_js'].deep_merge!(plugin_translations(locale_str)['wizard_js']) if plugin_translations(locale_str)['wizard_js']
end
translations
end
end
# deeply removes keys from "deleting_from" that are already present in "checking_hashes"
def self.deep_delete_matches(deleting_from, checking_hashes)
checking_hashes.compact!
new_hash = deleting_from.dup
deleting_from.each do |key, value|
if value.is_a?(Hash)
new_at_key = deep_delete_matches(deleting_from[key], checking_hashes.map { |h| h[key] })
if new_at_key.empty?
new_hash.delete(key)
else
new_hash[key] = new_at_key
end
else
if checking_hashes.any? { |h| h.include?(key) }
new_hash.delete(key)
end
end
end
new_hash
end
def self.load_translations_merged(*locales)
locales = locales.uniq.compact
@loaded_merges ||= {}
@loaded_merges[locales.join('-')] ||= begin
all_translations = {}
merged_translations = {}
loaded_locales = []
locales.map(&:to_s).each do |locale|
all_translations[locale] = load_translations(locale)
merged_translations[locale] = deep_delete_matches(all_translations[locale][locale], loaded_locales.map { |l| merged_translations[l] })
loaded_locales << locale
end
merged_translations
end
end
def self.clear_cache!
@loaded_translations = nil
@plugin_translations = nil
@loaded_merges = nil
end
def self.translations_for(locale_str)
clear_cache! if Rails.env.development?
locale_sym = locale_str.to_sym
translations = I18n.with_locale(locale_sym) do
if locale_sym == :en
load_translations(locale_sym)
else
load_translations_merged(*I18n.fallbacks[locale_sym])
end
end
Marshal.load(Marshal.dump(translations))
end
def self.output_locale(locale)
locale_str = locale.to_s
fallback_locale_str = LocaleSiteSetting.fallback_locale(locale_str)&.to_s
translations = translations_for(locale_str)
message_formats = remove_message_formats!(translations, locale)
mf_locale, mf_filename = find_message_format_locale([locale_str], fallback_to_english: true)
result = generate_message_format(message_formats, mf_locale, mf_filename)
translations.keys.each do |l|
translations[l].keys.each do |k|
translations[l].delete(k) unless k == "js"
end
end
# I18n
result << "I18n.translations = #{translations.to_json};\n"
result << "I18n.locale = '#{locale_str}';\n"
result << "I18n.fallbackLocale = '#{fallback_locale_str}';\n" if fallback_locale_str && fallback_locale_str != "en"
result << "I18n.pluralizationRules.#{locale_str} = MessageFormat.locale.#{mf_locale};\n" if mf_locale != "en"
# moment
result << File.read("#{Rails.root}/vendor/assets/javascripts/moment.js")
result << File.read("#{Rails.root}/vendor/assets/javascripts/moment-timezone-with-data.js")
result << moment_locale(locale_str)
result << moment_locale(locale_str, timezone_names: true)
result << moment_formats
result
end
def self.output_client_overrides(locale)
translations = (I18n.overrides_by_locale(locale) || {}).select { |k, _| k[/^(admin_js|js)\./] }
return "" if translations.blank?
message_formats = {}
translations.delete_if do |key, value|
if key.to_s.end_with?("_MF")
message_formats[key] = value
end
end
message_formats = message_formats.map { |k, v| "#{k.inspect}: #{v}" }.join(", ")
<<~JS
I18n._mfOverrides = {#{message_formats}};
I18n._overrides = #{translations.to_json};
JS
end
def self.output_extra_locales(bundle, locale)
translations = translations_for(locale)
translations.keys.each do |l|
translations[l].keys.each do |k|
bundle_translations = translations[l].delete(k)
translations[l].deep_merge!(bundle_translations) if k == bundle
end
end
translations.present? ? "I18n.extras = #{translations.to_json};" : ""
end
MOMENT_LOCALE_MAPPING ||= {
"hy" => "hy-am"
}
def self.find_moment_locale(locale_chain, timezone_names: false)
if timezone_names
path = "#{Rails.root}/vendor/assets/javascripts/moment-timezone-names-locale"
type = :moment_js_timezones
else
path = "#{Rails.root}/vendor/assets/javascripts/moment-locale"
type = :moment_js
end
find_locale(locale_chain, path, type, fallback_to_english: false) do |locale|
locale = MOMENT_LOCALE_MAPPING[locale] if MOMENT_LOCALE_MAPPING.key?(locale)
# moment.js uses a different naming scheme for locale files
locale.tr('_', '-').downcase
end
end
def self.find_message_format_locale(locale_chain, fallback_to_english:)
path = "#{Rails.root}/lib/javascripts/locale"
find_locale(locale_chain, path, :message_format, fallback_to_english: fallback_to_english)
end
def self.find_locale(locale_chain, path, type, fallback_to_english:)
locale_chain.map!(&:to_s)
locale_chain.each do |locale|
plugin_locale = DiscoursePluginRegistry.locales[locale]
return plugin_locale[type] if plugin_locale&.has_key?(type)
locale = yield(locale) if block_given?
filename = File.join(path, "#{locale}.js")
return [locale, filename] if File.exist?(filename)
end
locale_chain.map! { |locale| yield(locale) } if block_given?
# try again, but this time only with the language itself
locale_chain = locale_chain.map { |l| l.split(/[-_]/)[0] }
.uniq.reject { |l| locale_chain.include?(l) }
if locale_chain.any?
locale_data = find_locale(locale_chain, path, type, fallback_to_english: false)
return locale_data if locale_data
end
# English should always work
["en", File.join(path, "en.js")] if fallback_to_english
end
def self.moment_formats
result = +""
result << moment_format_function('short_date_no_year')
result << moment_format_function('short_date')
result << moment_format_function('long_date')
result << "moment.fn.relativeAge = function(opts){ return Discourse.Formatter.relativeAge(this.toDate(), opts)};\n"
end
def self.moment_format_function(name)
format = I18n.t("dates.#{name}")
"moment.fn.#{name.camelize(:lower)} = function(){ return this.format('#{format}'); };\n"
end
def self.moment_locale(locale, timezone_names: false)
_, filename = find_moment_locale([locale], timezone_names: timezone_names)
filename && File.exist?(filename) ? File.read(filename) << "\n" : ""
end
def self.generate_message_format(message_formats, locale, filename)
formats = message_formats.map { |k, v| k.inspect << " : " << compile_message_format(filename, locale, v) }.join(", ")
result = +"MessageFormat = {locale: {}};\n"
result << "I18n._compiledMFs = {#{formats}};\n"
result << File.read(filename) << "\n"
result << File.read("#{Rails.root}/lib/javascripts/messageformat-lookup.js") << "\n"
end
def self.reset_context
@ctx&.dispose
@ctx = nil
end
@mutex = Mutex.new
def self.with_context
@mutex.synchronize do
yield @ctx ||= begin
ctx = MiniRacer::Context.new(timeout: 15000, ensure_gc_after_idle: 2000)
ctx.load("#{Rails.root}/lib/javascripts/messageformat.js")
ctx
end
end
end
def self.compile_message_format(path, locale, format)
with_context do |ctx|
ctx.load(path) if File.exist?(path)
ctx.eval("mf = new MessageFormat('#{locale}');")
ctx.eval("mf.precompile(mf.parse(#{format.inspect}))")
end
rescue MiniRacer::EvalError => e
message = +"Invalid Format: " << e.message
"function(){ return #{message.inspect};}"
end
def self.remove_message_formats!(translations, locale)
message_formats = {}
I18n.fallbacks[locale].map(&:to_s).each do |l|
next unless translations.key?(l)
%w{js admin_js}.each do |k|
message_formats.merge!(strip_out_message_formats!(translations[l][k]))
end
end
message_formats
end
def self.strip_out_message_formats!(hash, prefix = "", message_formats = {})
if hash.is_a?(Hash)
hash.each do |key, value|
if value.is_a?(Hash)
message_formats.merge!(strip_out_message_formats!(value, join_key(prefix, key), message_formats))
elsif key.to_s.end_with?("_MF")
message_formats[join_key(prefix, key)] = value
hash.delete(key)
end
end
end
message_formats
end
def self.join_key(prefix, key)
prefix.blank? ? key : "#{prefix}.#{key}"
end
end