feat: allow include/exclude query parameters and delimiter to be conf…

…igurable in settings (#33)

* feat: allow include/exclude query parameters and delimiter to be configurable in settings

* add tests/docs

* tweak FAQ

---------

Co-authored-by: wim glenn <hey@wimglenn.com>

.github/workflows/main.yml

@@ -27,15 +27,15 @@ jobs:
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install dependencies
-        run: |
-          set -xe
-          pip install ".[dev]"
+        run: pip install ".[dev]"
 
       - name: Run tests for ${{ matrix.python-version }}
         run: python -m pytest --cov=drf_queryfields
 
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@main
+        uses: codecov/codecov-action@v3
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
 
   tests-27:
     name: Python 2.7 on ubuntu-20.04
@@ -45,12 +45,12 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - name: Install dependencies
-        run: |
-          set -xe
-          pip install ".[dev]"
+        run: pip install ".[dev]"
 
       - name: Run tests for Python 2.7 on Ubuntu 20.04
         run: python -m pytest --cov=drf_queryfields
 
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@main
+        uses: codecov/codecov-action@v3
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}

docs/faq.rst

@@ -27,6 +27,16 @@ A:
 
 Now request like ``GET /things/?exclude=key2|key3`` instead of the default ``GET /things/?fields!=key2,key3``.
 
+*New in v1.1.0*: The Django settings module may also be used, for example:
+
+.. code-block:: python
+
+    # in settings.py
+    DRF_QUERYFIELDS_INCLUDE_ARG_NAME = 'gimme'
+    DRF_QUERYFIELDS_EXCLUDE_ARG_NAME = 'omit'
+    DRF_QUERYFIELDS_DELIMITER = '+'
+
+
 Q:
   This thing broke, you suck... / Hey, wouldn't it be cool if...
 A:

drf_queryfields/mixins.py

@@ -1,3 +1,6 @@
+from django.conf import settings
+
+
 class QueryFieldsMixin(object):
 
     # If using Django filters in the API, these labels mustn't conflict with any model field names.
@@ -10,6 +13,21 @@ class QueryFieldsMixin(object):
 
     def __init__(self, *args, **kwargs):
         super(QueryFieldsMixin, self).__init__(*args, **kwargs)
+        self.include_arg_name = getattr(
+            settings,
+            'DRF_QUERYFIELDS_INCLUDE_ARG_NAME',
+            self.include_arg_name,
+        )
+        self.exclude_arg_name = getattr(
+            settings,
+            'DRF_QUERYFIELDS_EXCLUDE_ARG_NAME',
+            self.exclude_arg_name,
+        )
+        self.delimiter = getattr(
+            settings,
+            'DRF_QUERYFIELDS_DELIMITER',
+            self.delimiter,
+        )
 
         try:
             request = self.context['request']

setup.py

@@ -15,7 +15,7 @@
 
 setup(
     name='djangorestframework-queryfields',
-    version='1.0.0',
+    version='1.1.0',
     description='Serialize a partial subset of fields in the API',
     long_description=long_description,
     packages=['drf_queryfields'],

test_settings.py

@@ -7,3 +7,5 @@
 )
 
 ROOT_URLCONF = 'tests.app.urls'
+
+USE_TZ = True

tests/test_custom_settings_override.py

@@ -0,0 +1,21 @@
+from django.test import override_settings
+from rest_framework.test import APIClient
+
+from tests.utils import decode_content
+
+
+@override_settings(DRF_QUERYFIELDS_EXCLUDE_ARG_NAME="omit")
+def test_list_response_filtered_excludes():
+    response = APIClient().get('/quotes/?omit=line')
+    expected = [
+        {
+            'character': 'Customer',
+            'sketch': 'CHEESE SHOP',
+        },
+        {
+            'character': 'The Black Knight',
+            'sketch': 'HOLY GRAIL',
+        },
+    ]
+    content = decode_content(response)
+    assert content == expected