i18n

babel.cfg

@@ -0,0 +1,3 @@
+[python: **.py]
+[jinja2: **/templates/**.html]
+extensions=jinja2.ext.autoescape,jinja2.ext.with_

config.sample.toml

@@ -1,5 +1,8 @@
 SECRET_KEY = "change me before you go in production"
 
+# If unset, language is detected
+LANGUAGE = 'en'
+
 [LDAP]
 URI = "ldaps://ldap.mydomain.tld"
 BIND_USER = "cn=admin,dc=mydomain,dc=tld"

requirements.txt

@@ -1,5 +1,5 @@
-Flask
-Flask-SQLAlchemy
-Authlib==0.14.3
+authlib
+flask
+flask-babel
 python-ldap
 toml

website/app.py

@@ -1,7 +1,9 @@
 import ldap
 import os
 import toml
-from flask import Flask, g
+
+from flask import Flask, g, request
+from flask_babel import Babel
 
 from .oauth2 import config_oauth
 from .routes import bp
@@ -33,3 +35,22 @@ def setup_app(app):
 
     config_oauth(app)
     app.register_blueprint(bp, url_prefix="")
+
+    babel = Babel(app)
+
+    @babel.localeselector
+    def get_locale():
+        user = getattr(g, 'user', None)
+        if user is not None:
+            return user.locale
+
+        if app.config.get("LANGUAGE"):
+            return app.config.get("LANGUAGE")
+
+        return request.accept_languages.best_match(['fr', 'en'])
+
+    @babel.timezoneselector
+    def get_timezone():
+        user = getattr(g, 'user', None)
+        if user is not None:
+            return user.timezone

website/templates/home.html

@@ -1,6 +1,6 @@
 {% if user %}
 <style>pre{white-space:wrap}</style>
-<div>Logged in as <strong>{{user}}</strong> (<a href="{{ url_for('.logout') }}">Log Out</a>)</div>
+<div>{{ _('Logged in as') }} <strong>{{user}}</strong> (<a href="{{ url_for('.logout') }}">Log Out</a>)</div>
 
 {% for client in clients %}
 <strong>Client</strong>
@@ -24,7 +24,7 @@
 <hr>
 {% endfor %}
 
-<br><a href="{{ url_for('.create_client') }}">Create Client</a>
+<br><a href="{{ url_for('.create_client') }}">{% trans %}Create Client{% endtrans %}</a>
 
 {% else %}
 <form action="" method="post">

website/translations/fr/LC_MESSAGES/messages.po

@@ -0,0 +1,28 @@
+# French translations for PROJECT.
+# Copyright (C) 2020 ORGANIZATION
+# This file is distributed under the same license as the PROJECT project.
+# FIRST AUTHOR <EMAIL@ADDRESS>, 2020.
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: PROJECT VERSION\n"
+"Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
+"POT-Creation-Date: 2020-08-17 11:20+0200\n"
+"PO-Revision-Date: 2020-08-17 11:20+0200\n"
+"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
+"Language: fr\n"
+"Language-Team: fr <LL@li.org>\n"
+"Plural-Forms: nplurals=2; plural=(n > 1)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=utf-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Generated-By: Babel 2.8.0\n"
+
+#: website/templates/home.html:3
+msgid "Logged in as"
+msgstr "Connecté en tant que"
+
+#: website/templates/home.html:27
+msgid "Create Client"
+msgstr "Créer un client"
+

website/translations/messages.pot

@@ -0,0 +1,27 @@
+# Translations template for PROJECT.
+# Copyright (C) 2020 ORGANIZATION
+# This file is distributed under the same license as the PROJECT project.
+# FIRST AUTHOR <EMAIL@ADDRESS>, 2020.
+#
+#, fuzzy
+msgid ""
+msgstr ""
+"Project-Id-Version: PROJECT VERSION\n"
+"Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
+"POT-Creation-Date: 2020-08-17 11:20+0200\n"
+"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
+"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
+"Language-Team: LANGUAGE <LL@li.org>\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=utf-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Generated-By: Babel 2.8.0\n"
+
+#: website/templates/home.html:3
+msgid "Logged in as"
+msgstr ""
+
+#: website/templates/home.html:27
+msgid "Create Client"
+msgstr ""
+