l10n: add sections

app.py

@@ -6,19 +6,22 @@ from flask import (
     request,
     render_template,
 )
-# from flask_babel import Babel, _
 
 
 translations_cache = {}
 
 def load_translations(lang):
     if lang not in translations_cache:
+        translations_cache[lang] = {}
+
         try:
             config = ConfigParser()
             config.read(f'translations/{lang}.ini')
-            translations_cache[lang] = dict(config['messages'])
+            for section in config.sections():
+                translations_cache[lang][section] = dict(config.items(section))
         except:
-            translations_cache[lang] = {}
+            pass
+
     return translations_cache[lang]
 
 
@@ -26,12 +29,6 @@ def get_locale():
     return request.accept_languages.best_match(('en', 'ru'), 'en')
 
 app = Flask(__name__)
-# app.config['BABEL_DEFAULT_LOCALE'] = 'en'
-# app.config['BABEL_SUPPORTED_LOCALES'] = ['en', 'ru']
-# app.jinja_env.add_extension("jinja2.ext.i18n")
-# app.jinja_env.globals.update(_=lambda x: load_translations("ru")[x])
-
-# babel = Babel(app, locale_selector=get_locale)
 
 
 @app.before_request
@@ -43,11 +40,20 @@ def before_request():
 @app.context_processor
 def inject_translations():
     def translate(text, **kwargs):
-        template = g.translations.get(text, f"${text}$")
+        if ":" in text:
+            section, key = text.split(":", 1)
+        else:
+            section, key = "messages", text
+
+        template = g.translations \
+            .get(section, {}) \
+            .get(key, f"${section}: {key}$")
+
         try:
             return template.format(**kwargs)
         except:
             return template
+
     return {'_': translate}