only show & allow languages that are allowed

Was a bit of an oversight to not use available_locales from the get-go.

3 files changed, 10 insertions, 24 deletions

diff --git a/fietsboek/__init__.py b/fietsboek/__init__.py
index 419e0fb..a5f0042 100644
--- a/fietsboek/__init__.py
+++ b/fietsboek/__init__.py
@@ -61,10 +61,12 @@ def locale_negotiator(request: Request) -> Optional[str]:
     if locale:
         return locale
 
+    installed_locales = request.config.available_locales
+
     if cookie_locale := request.cookies.get("fietsboek_locale"):
-        return cookie_locale
+        if cookie_locale in installed_locales:
+            return cookie_locale
 
-    installed_locales = request.config.available_locales
     sentinel = object()
     negotiated = request.accept_language.lookup(installed_locales, default=sentinel)
     if negotiated is sentinel:
diff --git a/fietsboek/jinja2.py b/fietsboek/jinja2.py
index 8953912..cb17742 100644
--- a/fietsboek/jinja2.py
+++ b/fietsboek/jinja2.py
@@ -124,4 +124,4 @@ def global_list_languages(request: Request) -> list[tuple[str, str]]:
     :param request: The Pyramid request.
     :return: The available languages.
     """
-    return util.list_locales(request.config.language_packs)
+    return util.list_locales(request)
diff --git a/fietsboek/util.py b/fietsboek/util.py
index da3d530..dcb9ab8 100644
--- a/fietsboek/util.py
+++ b/fietsboek/util.py
@@ -378,33 +378,17 @@ def locale_display_name(locale_name: str, locale_packages: Optional[list[str]] =
         return locale_name
 
 
-def list_locales(locale_packages: Optional[list[str]] = None) -> list[tuple[str, str]]:
+def list_locales(request: Request) -> list[tuple[str, str]]:
     """Lists all available locales.
 
     Returns a list of locale name and display name tuples.
 
-    :param locale_packages: Names of packages in which locale data is searched.
+    :param request: The Pyramid request for which to list the locales.
     """
-    locale_packages = _locale_packages(locale_packages)
     locales = []
-    for package in locale_packages:
-        locale_dir = importlib.resources.files(package) / "locale"
-        try:
-            for potential_locale in locale_dir.iterdir():
-                if not potential_locale.is_dir() or not (potential_locale / "LC_MESSAGES").is_dir():
-                    # Just a random file/folder in the locale/ directory
-                    continue
-                locale_name = potential_locale.name
-                try:
-                    display_name = (potential_locale / DISPLAY_NAME_PATH).read_text(
-                        encoding="utf-8"
-                    )
-                except FileNotFoundError:
-                    display_name = locale_name
-                locales.append((locale_name, display_name))
-        except FileNotFoundError:
-            continue
-    locales.sort(key=lambda locale: locale[0])
+    for locale_name in request.config.available_locales:
+        display_name = locale_display_name(locale_name, request.config.language_packs)
+        locales.append((locale_name, display_name))
     return locales