Add helpers for first day of the week

app/helpers/preferences_helper.rb

@@ -43,18 +43,21 @@ module PreferencesHelper
     ]
   end
 
-  def default_first_day_of_week
-    Date::DAYNAMES[Gitlab::CurrentSettings.default_first_day_of_week]
-  end
-
   def first_day_of_week_choices
     [
-      ["System Default (#{default_first_day_of_week})", nil],
-      ['Sunday', 0],
-      ['Monday', 1]
+      [_('Sunday'), 0],
+      [_('Monday'), 1]
     ]
   end
 
+  def default_first_day_of_week
+    first_day_of_week_choices.rassoc(Gitlab::CurrentSettings.default_first_day_of_week).first
+  end
+
+  def first_day_of_week_choices_with_default
+    first_day_of_week_choices.unshift([_('System Default (%{default})') % { default: default_first_day_of_week }, nil])
+  end
+
   def user_application_theme
     @user_application_theme ||= Gitlab::Themes.for_user(current_user).css_class
   end

app/views/admin/application_settings/_localization.html.haml

@@ -4,8 +4,8 @@
   %fieldset
     .form-group
       = f.label :default_first_day_of_week, _('Default first day of the week'), class: 'label-bold'
-      = f.select :default_first_day_of_week, options_for_select({_('Sunday') => 0, _('Monday') => 1}, @application_setting.default_first_day_of_week), {}, class: 'form-control'
+      = f.select :default_first_day_of_week, first_day_of_week_choices, {}, class: 'form-control'
       .form-text.text-muted
-        Default first day of the week in calendars and date pickers.
+        = _('Default first day of the week in calendars and date pickers.')
 
-  = f.submit 'Save changes', class: "btn btn-success"
+  = f.submit _('Save changes'), class: "btn btn-success"

app/views/profiles/preferences/show.html.haml

@@ -66,17 +66,17 @@
 
   .col-lg-4.profile-settings-sidebar
     %h4.prepend-top-0
-      Localization
+      = _('Localization')
     %p
-      Customize language and region related settings.
+      = _('Customize language and region related settings.')
       = succeed '.' do
-        = link_to 'Learn more', help_page_path('user/profile/preferences', anchor: 'localization'), target: '_blank'
+        = link_to _('Learn more'), help_page_path('user/profile/preferences', anchor: 'localization'), target: '_blank'
   .col-lg-8
     .form-group
       = f.label :first_day_of_week, class: 'label-bold' do
-        First day of the week
-      = f.select :first_day_of_week, first_day_of_week_choices, {}, class: 'form-control'
+        = _('First day of the week')
+      = f.select :first_day_of_week, first_day_of_week_choices_with_default, {}, class: 'form-control'
       .form-text.text-muted
-        Choose on what day the week should start.
+        = _('Choose on what day the week should start.')
     .form-group
-      = f.submit 'Save changes', class: 'btn btn-success'
+      = f.submit _('Save changes'), class: 'btn btn-success'

doc/user/profile/preferences.md

@@ -94,5 +94,5 @@ This following setting allows you to customize calendar layouts.
 
 ### First day of the week
 
-You can choose between **Default**, **Sunday** and **Monday** for the first day of the week. If you select **Default**, the system-wide default setting will be used.
+You can choose between **System Default**, **Sunday** and **Monday** for the first day of the week. If you select **System Default**, the system-wide default setting will be used.
 This preference will be used for all calendar views and datepickers.

locale/gitlab.pot

@@ -1413,6 +1413,9 @@ msgstr ""
 msgid "Choose file..."
 msgstr ""
 
+msgid "Choose on what day the week should start."
+msgstr ""
+
 msgid "Choose the top-level group for your repository imports."
 msgstr ""
 
@@ -2444,6 +2447,9 @@ msgstr ""
 msgid "Customize how Google Code email addresses and usernames are imported into GitLab. In the next step, you'll be able to select the projects you want to import."
 msgstr ""
 
+msgid "Customize language and region related settings."
+msgstr ""
+
 msgid "Customize your pipeline configuration, view your pipeline status and coverage report."
 msgstr ""
 
@@ -2510,6 +2516,9 @@ msgstr ""
 msgid "Default first day of the week"
 msgstr ""
 
+msgid "Default first day of the week in calendars and date pickers."
+msgstr ""
+
 msgid "Default: Directly import the Google Code email address or username"
 msgstr ""
 
@@ -3358,6 +3367,9 @@ msgstr ""
 msgid "Finished"
 msgstr ""
 
+msgid "First day of the week"
+msgstr ""
+
 msgid "FirstPushedBy|First"
 msgstr ""
 
@@ -6944,6 +6956,9 @@ msgstr ""
 msgid "Switch branch/tag"
 msgstr ""
 
+msgid "System Default (%{default})"
+msgstr ""
+
 msgid "System Hooks"
 msgstr ""