update to django 4.2;updated language switcher

docker/main/requirements.txt

@@ -1,4 +1,4 @@
-Django>=3.0,<4.0
+Django>=4.0,<5.0
 psycopg2>=2.8
 mysqlclient>=1.4.3
 django_compressor>=2.2

gawa/gawa/settings.py

@@ -63,7 +63,6 @@ MIDDLEWARE = [
     'django.contrib.messages.middleware.MessageMiddleware',
     'django.middleware.clickjacking.XFrameOptionsMiddleware',
     'django.middleware.locale.LocaleMiddleware',
-    'start.middleware.LangBasedOnUrlMiddleware',
 ]
 
 ROOT_URLCONF = 'gawa.urls'

gawa/gawa/urls.py

@@ -21,7 +21,7 @@ from django.conf import settings
 from django.conf.urls.static import static
 
 urlpatterns = [
-    re_path(r'^i18n/', include('django.conf.urls.i18n')),
+    re_path('i18n/', include('django.conf.urls.i18n')),
 ] + static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)
 
 urlpatterns += i18n_patterns(

gawa/start/middleware.py

@@ -1,26 +0,0 @@
-from django.shortcuts import HttpResponse, HttpResponseRedirect
-from django.utils import translation
-from django.conf import settings
-from django.utils.deprecation import MiddlewareMixin
-from django.utils.regex_helper import re
-from .forms import MainSearchForm
-from .views import MainSearch
-
-
-class LangBasedOnUrlMiddleware(MiddlewareMixin):
-    """
-    used for switching the language
-    """
-    @staticmethod
-    def process_request(request):
-
-        if hasattr(request, 'session'):
-            active_session_lang = request.session.get(
-                translation.LANGUAGE_SESSION_KEY)
-
-            if active_session_lang == request.LANGUAGE_CODE:
-                return
-
-            if any(request.LANGUAGE_CODE in language for language in settings.LANGUAGES):
-                translation.activate(request.LANGUAGE_CODE)
-                request.session[translation.LANGUAGE_SESSION_KEY] = request.LANGUAGE_CODE

gawa/start/templates/nav.html

@@ -1,62 +1,108 @@
 {% load i18n %}
-{% load helper_tags %}
 <nav class="sticky-top navbar navbar-expand-lg navbar-dark bg-dark">
     <div class="container-fluid">
         <a class="navbar-brand" href="{% url 'start:index' %}">
-            <img src="https://static.cscherr.de/images/profile/profile-margin.png" alt="Logo" height="30" class="d-inline-block align-text-top">
+            <img src="https://static.cscherr.de/images/profile/profile-margin.png"
+                 alt="Logo"
+                 height="30"
+                 class="d-inline-block align-text-top">
             {% translate "cscherr.de" noop %}
         </a>
-        <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
+        <button class="navbar-toggler"
+                type="button"
+                data-bs-toggle="collapse"
+                data-bs-target="#navbarSupportedContent"
+                aria-controls="navbarSupportedContent"
+                aria-expanded="false"
+                aria-label="Toggle navigation">
             <span class="navbar-toggler-icon"></span>
         </button>
         <div class="collapse navbar-collapse" id="navbarSupportedContent">
             <ul class="navbar-nav me-auto mb-2 mb-lg-0">
                 <li class="nav-item dropdown">
-                    <a class="nav-link dropdown-toggle" href="#" role="button" data-bs-toggle="dropdown" aria-expanded="false">
+                    <a class="nav-link dropdown-toggle"
-                        {% translate "Start" %}
+                       href="#"
-                    </a>
+                       role="button"
+                       data-bs-toggle="dropdown"
+                       aria-expanded="false">{% translate "Start" %}</a>
                     <ul class="dropdown-menu">
-                        <li><a class="dropdown-item" href="{% url 'start:index' %}">{% translate "Start" %}</a></li>
+                        <li>
-                        <li><a class="dropdown-item" href="{% url 'start:professional' %}">{% translate "Professionell" %}</a></li>
+                            <a class="dropdown-item" href="{% url 'start:index' %}">{% translate "Start" %}</a>
-                        <li><a class="dropdown-item" href="{% url 'start:links' %}">{% translate "Links" %}</a></li>
+                        </li>
-                        <li><hr class="dropdown-divider"></li>
+                        <li>
-                        <li><a class="dropdown-item" href="{% url 'start:legal' %}">{% translate "Legal Info" %}</a></li>
+                            <a class="dropdown-item" href="{% url 'start:professional' %}">{% translate "Professionell" %}</a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{% url 'start:links' %}">{% translate "Links" %}</a>
+                        </li>
+                        <li>
+                            <hr class="dropdown-divider">
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{% url 'start:legal' %}">{% translate "Legal Info" %}</a>
+                        </li>
                     </ul>
                 </li>
                 <li class="nav-item dropdown">
-                    <a class="nav-link dropdown-toggle" href="#" role="button" data-bs-toggle="dropdown" aria-expanded="false">
+                    <a class="nav-link dropdown-toggle"
-                        {% translate "Blog" %}
+                       href="#"
-                    </a>
+                       role="button"
+                       data-bs-toggle="dropdown"
+                       aria-expanded="false">{% translate "Blog" %}</a>
                     <ul class="dropdown-menu">
-                        <li><a class="dropdown-item" href="{% url 'blog:index' %}">{% translate "Start" %}</a></li>
+                        <li>
-                        <li><a class="dropdown-item" href="{% url 'blog:browse' %}">{% translate "Browse" %}</a></li>
+                            <a class="dropdown-item" href="{% url 'blog:index' %}">{% translate "Start" %}</a>
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="{% url 'blog:browse' %}">{% translate "Browse" %}</a>
+                        </li>
                     </ul>
                 </li>
                 <li class="nav-item dropdown">
-                    <a class="nav-link dropdown-toggle" href="#" role="button" data-bs-toggle="dropdown" aria-expanded="false">
+                    <a class="nav-link dropdown-toggle"
-                        Debug
+                       href="#"
-                    </a>
+                       role="button"
+                       data-bs-toggle="dropdown"
+                       aria-expanded="false">Debug</a>
                     <ul class="dropdown-menu">
-                        <li><a class="dropdown-item" href="http://localhost:8080" target="_blank">DB</a></li>
+                        <li>
-                        <li><a class="dropdown-item" href="{% url 'admin:index' %}" target="_blank">Admin</a></li>
+                            <a class="dropdown-item" href="http://localhost:8080" target="_blank">DB</a>
-                        <li><hr class="dropdown-divider"></li>
+                        </li>
-                        <li><a class="dropdown-item" href="#">Something else here</a></li>
+                        <li>
+                            <a class="dropdown-item" href="{% url 'admin:index' %}" target="_blank">Admin</a>
+                        </li>
+                        <li>
+                            <hr class="dropdown-divider">
+                        </li>
+                        <li>
+                            <a class="dropdown-item" href="#">Something else here</a>
+                        </li>
                     </ul>
                 </li>
                 <li class="nav-item dropdown">
-                    {% get_available_languages as languages %}
+                    {% get_current_language as LANGUAGE_CODE %}
-                    <a class="nav-link dropdown-toggle" href="#" role="button" data-bs-toggle="dropdown" aria-expanded="false">
+                    <form action="{% url 'set_language' %}" method="post">
-                        {{ LANGUAGE_CODE }}
+                        {% csrf_token %}
-                    </a>
+                        {% get_current_language as LANGUAGE_CODE %}
-                    <ul class="dropdown-menu">
+                        {% get_available_languages as LANGUAGES %}
-                        {% for lang_code, lang_name in languages %}
+                        {% get_language_info_list for LANGUAGES as languages %}
-                        <li><a class="dropdown-item"
+                        <input name="next" type="hidden" value="{{ redirect_to }}">
-                               href="{% change_lang lang_code %}">
+                        <a class="nav-link dropdown-toggle"
-                                {{ lang_name }}</a></li>
+                           href="#"
-                        {% endfor %}
+                           role="button"
-                        <li><hr class="dropdown-divider"></li>
+                           data-bs-toggle="dropdown"
-                        <li><a class="dropdown-item" href="#">Something else here</a></li>
+                           aria-expanded="false">{{ LANGUAGE_CODE }}</a>
-                    </ul>
+                        <ul class="dropdown-menu">
+                            {% for language in languages %}
+                                <li>
+                                    <input class="dropdown-item"
+                                           type="submit"
+                                           name="language"
+                                           value="{{ language.code }}">
+                                </li>
+                            {% endfor %}
+                        </ul>
+                    </form>
                 </li>
                 <li class="nav-item">
                     <button type="button" class="btn btn-dark" id="toggleThemeButton">

gawa/start/templatetags/helper_tags.py

@@ -13,31 +13,3 @@ register = Library()
 @register.simple_tag
 def format_time(timestamp: datetime, format: str = "%F %H:%M:%S %Z") -> str:
     return timestamp.strftime(format)
-
-@register.simple_tag(takes_context=True)
-def change_lang(context, lang="de", *args, **kwargs):
-    """
-    Get active page's url by a specified language
-    Usage: {% change_lang 'en' %}
-
-    shamelessly stolen from stackoverflow:
-    https://stackoverflow.com/a/41147772
-    """
-    logger = logging.getLogger(__name__)
-
-    try:
-        path = context['request'].get_raw_uri()
-        url = path
-        try:
-            cur_lang: str = get_language()
-            url = re.sub(f"/{cur_lang}/", f"/{lang}/", url)
-
-        except Exception as e:
-            logger.error(f"exception while building language switcher form: {e}")
-            logger.debug(f"this is the context: {context}")
-
-        finally:
-            activate(lang)
-            return "%s" % url
-    except Exception as e:
-        logger.error(f"passing error chain: {e}")

gawa/start/urls.py

@@ -9,6 +9,4 @@ urlpatterns = [
     path("legal/", views.LegalInfo.as_view(), name="legal"),
     path("links/", views.Links.as_view(), name="links"),
     path("professional/", views.LegalInfo.as_view(), name="professional"),
-    path('language/activate/<language_code>/',
-         views.ActivateLanguage.as_view(), name='activate_language'),
 ]

gawa/start/views.py

@@ -8,6 +8,7 @@ from django.shortcuts import render
 from django.views.generic.list import QuerySet
 from django.db.models import Q
 from django.views.static import loader
+from django.views import i18n
 from requests import request
 
 from .forms import MainSearchForm
@@ -57,22 +58,6 @@ class LegalInfo(TemplateView, SearchableView):
     # TODO
     template_name: str = "start/legalinfo.html"
 
-
-class ActivateLanguage(View):
-    """
-    Set the language to whatever
-    """
-    language_code = ''
-    redirect_to = ''
-
-    def get(self, request, *args, **kwargs):
-        self.redirect_to = request.META.get('HTTP_REFERER')
-        self.language_code = kwargs.get('language_code')
-        translation.activate(self.language_code)
-        request.session[translation.LANGUAGE_SESSION_KEY] = self.language_code
-        return redirect(self.redirect_to)
-
-
 class MainSearch(ListView):
     """
     Search for anything.