[bug] invalid currency in notifications for locales with region

CHANGELOG.md

@@ -5,11 +5,12 @@
 - Prevent the worker from crashing if OpenLab is not reachable in dev
 - Allow setting multiple themes for a single event
 - Increased the width of the input field for the prices of the events
+- Fix a bug: invalid currency in notifications for locales with region (eg. fr-CM)
 - Fix a bug: the notification sent to the project author when a collaborator has confirmed his participation is not sent
 - Fix a bug: the event themes are not kept when editing the event again
 - Fix a bug: the count of successfully updated events was not correct
 - Fix a bug: german watermark was missing
-- Fix a bug: invoices are not generated in test/development if the configured locale is composed (eg. fr-CA)
+- Fix a bug: invoices are not generated in test/development for locale with region (eg. fr-CA)
 - Fix a security issue: updated underscore to 1.12.1 to fix [CVE-2021-23358](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23358)
 - Fix a security issue: updated lodash to 4.17.21 to fix [CVE-2021-23337](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23337)
 - Fix a security issue: updated url-parse to 1.5.1 to fix [CVE-2021-27515](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27515)

app/controllers/application_controller.rb

@@ -12,6 +12,7 @@ class ApplicationController < ActionController::Base
   respond_to :html, :json
 
   before_action :configure_permitted_parameters, if: :devise_controller?
+  around_action :switch_locale
 
   # Globally rescue Authorization Errors in controller.
   # Returning 403 Forbidden if permission is denied
@@ -61,6 +62,13 @@ class ApplicationController < ActionController::Base
     head 403
   end
 
+  # Set the configured locale for each action (API call)
+  # @see https://guides.rubyonrails.org/i18n.html
+  def switch_locale(&action)
+    locale = params[:locale] || Rails.application.secrets.rails_locale
+    I18n.with_locale(locale, &action)
+  end
+
   # @return [User]
   # This is a placeholder for Devise's current_user.
   # As Devise generate the method at runtime, IDEs autocomplete features will complain about 'method not found'

config/application.rb

@@ -40,9 +40,6 @@ module Fablab
     # Run "rake -D time" for a list of tasks for finding time zone names. Default is UTC.
     config.time_zone = Rails.application.secrets.time_zone
 
-    # The default locale is :en and all translations from config/locales/*.rb,yml are auto loaded.
-    # config.i18n.load_path += Dir[Rails.root.join('my', 'locales', '*.{rb,yml}').to_s]
-
     config.to_prepare do
       Devise::Mailer.layout 'notifications_mailer'
     end
@@ -66,6 +63,10 @@ module Fablab
     # enable the app to find locales in plugins locales directory
     config.i18n.load_path += Dir["#{Rails.root}/plugins/*/config/locales/*.yml"]
 
+    # Enable locale fallbacks for I18n (makes lookups for any locale fall back to
+    # the I18n.default_locale when a translation cannot be found).
+    config.i18n.fallbacks = true
+
     # enable the app to find views in plugins views directory
     Dir["#{Rails.root}/plugins/*/views"].each do |path|
       Rails.application.config.paths['app/views'] << path

config/environments/production.rb

@@ -86,10 +86,6 @@ Rails.application.configure do
   # Set this to true and configure the email server for immediate delivery to raise delivery errors.
   # config.action_mailer.raise_delivery_errors = false
 
-  # Enable locale fallbacks for I18n (makes lookups for any locale fall back to
-  # the I18n.default_locale when a translation cannot be found).
-  config.i18n.fallbacks = true
-
   # Send deprecation notices to registered listeners.
   config.active_support.deprecation = :notify
 

config/environments/staging.rb

@@ -57,10 +57,6 @@ Rails.application.configure do
   # Set this to true and configure the email server for immediate delivery to raise delivery errors.
   # config.action_mailer.raise_delivery_errors = false
 
-  # Enable locale fallbacks for I18n (makes lookups for any locale fall back to
-  # the I18n.default_locale when a translation cannot be found).
-  config.i18n.fallbacks = true
-
   # Send deprecation notices to registered listeners.
   config.active_support.deprecation = :notify