From 1be8f00a7708a89236a6b7a8aceccbd5bbd958a0 Mon Sep 17 00:00:00 2001
From: Chris Caron <lead2gold@gmail.com>
Date: Sat, 30 Mar 2024 12:10:24 -0400
Subject: [PATCH] Added cookie for remembering config id accessed via website

---
 apprise_api/api/context_processors.py |  2 +-
 apprise_api/core/middleware/config.py | 83 +++++++++++++++++++++++++++
 apprise_api/core/settings/__init__.py |  1 +
 3 files changed, 85 insertions(+), 1 deletion(-)
 create mode 100644 apprise_api/core/middleware/config.py

diff --git a/apprise_api/api/context_processors.py b/apprise_api/api/context_processors.py
index 90849d0..fcb4167 100644
--- a/apprise_api/api/context_processors.py
+++ b/apprise_api/api/context_processors.py
@@ -53,7 +53,7 @@ def default_config_id(request):
     """
     Returns a unique config identifier
     """
-    return {'DEFAULT_CONFIG_ID': settings.APPRISE_DEFAULT_CONFIG_ID}
+    return {'DEFAULT_CONFIG_ID': request.default_config_id}
 
 
 def unique_config_id(request):
diff --git a/apprise_api/core/middleware/config.py b/apprise_api/core/middleware/config.py
new file mode 100644
index 0000000..4aaa7fd
--- /dev/null
+++ b/apprise_api/core/middleware/config.py
@@ -0,0 +1,83 @@
+# -*- coding: utf-8 -*-
+#
+# Copyright (C) 2023 Chris Caron <lead2gold@gmail.com>
+# All rights reserved.
+#
+# This code is licensed under the MIT License.
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files(the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions :
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+#
+import re
+from django.conf import settings
+from core.themes import SiteTheme, SITE_THEMES
+import datetime
+
+
+class DetectConfigMiddleware:
+    """
+    Using the `key=` variable, allow one pre-configure the default
+    configuration to use.
+
+    """
+
+    _is_cfg_path = re.compile(r'/cfg/(?P<key>[\w_-]{1,128})')
+
+    def __init__(self, get_response):
+        """
+        Prepare our initialization
+        """
+        self.get_response = get_response
+
+    def __call__(self, request):
+        """
+        Define our middleware hook
+        """
+
+        result = self._is_cfg_path.match(request.path)
+        if not result:
+            # Our current config
+            config = \
+                request.COOKIES.get('key', settings.APPRISE_DEFAULT_CONFIG_ID)
+
+            # Extract our key (fall back to our default if not set)
+            config = request.GET.get("key", config).strip()
+
+        else:
+            config = result.group('key')
+
+        if not config:
+            # Fallback to default config
+            config = settings.APPRISE_DEFAULT_CONFIG_ID
+
+        # Set our theme to a cookie
+        request.default_config_id = config
+
+        # Get our response object
+        response = self.get_response(request)
+
+        # Set our cookie
+        max_age = 365 * 24 * 60 * 60  # 1 year
+        expires = datetime.datetime.utcnow() + \
+            datetime.timedelta(seconds=max_age)
+
+        # Set our cookie
+        response.set_cookie('key', config, expires=expires)
+
+        # return our response
+        return response
diff --git a/apprise_api/core/settings/__init__.py b/apprise_api/core/settings/__init__.py
index 0f58976..4f8d547 100644
--- a/apprise_api/core/settings/__init__.py
+++ b/apprise_api/core/settings/__init__.py
@@ -66,6 +66,7 @@ INSTALLED_APPS = [
 MIDDLEWARE = [
     'django.middleware.common.CommonMiddleware',
     'core.middleware.theme.AutoThemeMiddleware',
+    'core.middleware.config.DetectConfigMiddleware',
 ]
 
 ROOT_URLCONF = 'core.urls'