Merge pull request #1 from cluster-master/develop

functionality to add/change/filter form fields for admin post form

README.rst

@@ -351,6 +351,16 @@ Global Settings
   used; (default: ``True``)
 * BLOG_DEFAULT_PUBLISHED: If posts are marked as published by default;
   (default: ``False``)
+* BLOG_ADMIN_POST_FIELDSET_FILTER: Callable function to change(add or filter)
+  fields to fieldsets for admin post edit form; (default: ``False``). Function simple example::
+  
+  
+    def fieldset_filter_function(fsets, request, obj=None):
+        if request.user.groups.filter(name='Editor').exists():
+            fsets[1][1]['fields'][0].append('author')  # adding 'author' field if user is Editor
+        return fsets
+        
+        
 * BLOG_AVAILABLE_PERMALINK_STYLES: Choices of permalinks styles;
 * BLOG_PERMALINK_URLS: URLConf corresponding to
   BLOG_AVAILABLE_PERMALINK_STYLES;

djangocms_blog/admin.py

@@ -9,6 +9,7 @@ from django import forms
 from django.conf import settings
 from django.contrib import admin
 from django.contrib.auth import get_user_model
+from django.utils.six import callable
 from django.utils.translation import ugettext_lazy as _
 from parler.admin import TranslatableAdmin
 
@@ -108,6 +109,9 @@ class PostAdmin(PlaceholderAdminMixin, FrontendEditableAdminMixin,
             fsets[1][1]['fields'][0].append('sites')
         if request.user.is_superuser:
             fsets[1][1]['fields'][0].append('author')
+        filter_function = get_setting('ADMIN_POST_FIELDSET_FILTER')
+        if callable(filter_function):
+            fsets = filter_function(fsets, request, obj=obj)
         return fsets
 
     def get_prepopulated_fields(self, request, obj=None):

djangocms_blog/settings.py

@@ -80,6 +80,8 @@ def get_setting(name):
         'BLOG_MULTISITE': getattr(settings, 'BLOG_MULTISITE', True),
         'BLOG_AUTHOR_DEFAULT': getattr(settings, 'BLOG_AUTHOR_DEFAULT', True),
         'BLOG_DEFAULT_PUBLISHED': getattr(settings, 'BLOG_DEFAULT_PUBLISHED', False),
+        'BLOG_ADMIN_POST_FIELDSET_FILTER': getattr(
+            settings, 'BLOG_ADMIN_POST_FIELDSET_FILTER', False),
         'BLOG_AVAILABLE_PERMALINK_STYLES': getattr(
             settings, 'BLOG_AVAILABLE_PERMALINK_STYLES', PERMALINKS
         ),

tests/test_models.py

@@ -191,6 +191,22 @@ class AdminTest(BaseTest):
                 self.assertEqual(Post.objects.count(), 3)
                 self.assertEqual(Post.objects.get(translations__slug='third-post').author.username, 'staff')
 
+    def test_admin_fieldsets_filter(self):
+        post_admin = admin.site._registry[Post]
+        request = self.get_page_request('/', self.user_normal, r'/en/blog/?app_config=%s' % self.app_config_1.pk)
+
+        fsets = post_admin.get_fieldsets(request)
+        self.assertFalse('author' in fsets[1][1]['fields'][0])
+
+        def filter_function(fs, request, obj=None):
+            if request.user == self.user_normal:
+                fs[1][1]['fields'][0].append('author')
+            return fs
+
+        with self.settings(BLOG_ADMIN_POST_FIELDSET_FILTER=filter_function):
+            fsets = post_admin.get_fieldsets(request)
+            self.assertTrue('author' in fsets[1][1]['fields'][0])
+
     def test_admin_post_text(self):
         pages = self.get_pages()
         post = self._get_post(self._post_data[0]['en'])