Updated version and CHANGELOG.

* Add sticky action button option.

* Add sticky_pagination field. Handle top submit row. Update Admin section

* Add sticky-pagination styles. Fix trailing whitespace issue in models.

* Update sticky pagination max-width

.travis.yml

@@ -120,6 +120,22 @@ jobs:
       env: TOX_ENV=py38-djmaster-sqlite
     - python: "3.8"
       env: TOX_ENV=py38-djmaster-postgres
+    # - python: "3.9"
+    #   env: TOX_ENV=py39-dj22-sqlite
+    # - python: "3.9"
+    #   env: TOX_ENV=py39-dj22-postgres
+    # - python: "3.9"
+    #   env: TOX_ENV=py39-dj30-sqlite
+    # - python: "3.9"
+    #   env: TOX_ENV=py39-dj30-postgres
+    # - python: "3.9"
+    #   env: TOX_ENV=py39-dj31-sqlite
+    # - python: "3.9"
+    #   env: TOX_ENV=py39-dj31-postgres
+    # - python: "3.9"
+    #   env: TOX_ENV=py39-djmaster-sqlite
+    # - python: "3.9"
+    #   env: TOX_ENV=py39-djmaster-postgres
   allow_failures:
     - env: TOX_ENV=py36-djmaster-sqlite
     - env: TOX_ENV=py36-djmaster-postgres
@@ -127,6 +143,8 @@ jobs:
     - env: TOX_ENV=py37-djmaster-postgres
     - env: TOX_ENV=py38-djmaster-sqlite
     - env: TOX_ENV=py38-djmaster-postgres
+    # - env: TOX_ENV=py39-djmaster-sqlite
+    # - env: TOX_ENV=py39-djmaster-postgres
 install:
   - pip install tox
 services:

CHANGELOG.md

@@ -4,6 +4,61 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.15.2](https://github.com/fabiocaccamo/django-admin-interface/releases/tag/0.15.2) - 2021-02-03
+-  Fixed body classes template rendering.
+-  Improved sticky submit and pagination backward compatibility.
+
+## [0.15.1](https://github.com/fabiocaccamo/django-admin-interface/releases/tag/0.15.1) - 2021-02-03
+-  Fixed and improved sticky form controls and pagination style.
+
+## [0.15.0](https://github.com/fabiocaccamo/django-admin-interface/releases/tag/0.15.0) - 2021-02-03
+-  Added sticky form controls and pagination options. #110
+-  Added support to 4-digit language code in language chooser. #111
+-  Added theme css variables for third-party libraries.
+-  Fixed app module section link hover color.
+
+## [0.14.2](https://github.com/fabiocaccamo/django-admin-interface/releases/tag/0.14.2) - 2021-01-04
+-  Fixed tabular inline scroll bar. #101
+-  Fixed module header selected link color. #102
+-  Fixed main content width when `admin.site.enable_nav_sidebar = False`. #105
+
+## [0.14.1](https://github.com/fabiocaccamo/django-admin-interface/releases/tag/0.14.1) - 2020-11-12
+-  Fixed sticky list-filter floating. #100
+
+## [0.14.0](https://github.com/fabiocaccamo/django-admin-interface/releases/tag/0.14.0) - 2020-10-15
+-  Added list filter sticky option (only for `django >= 3.1.2`).
+-  Enabled list filter dropdown by default.
+-  Fixed changelist searchbar style.
+
+## [0.13.7](https://github.com/fabiocaccamo/django-admin-interface/releases/tag/0.13.7) - 2020-10-14
+-  Improved responsive widgets style.
+-  Prevented body horizontal scroll.
+-  Fixed tabular inline horizontal scroll.
+-  Fixed changelist filter min-width.
+-  Fixed changelist and toolbar theme rounded corners.
+-  Fixed calendar and timelist buttons theme color.
+-  Fixed list filter select size.
+-  Fixed content max-width with `django >= 3.1`.
+
+## [0.13.6](https://github.com/fabiocaccamo/django-admin-interface/releases/tag/0.13.6) - 2020-10-14
+-  Added persian language. #98
+-  Fixed logo max-width on small screens.
+-  Fixed content max-width when nav-sidebar is collapsed.
+-  Fixed changelist max-width on medium screens.
+
+## [0.13.5](https://github.com/fabiocaccamo/django-admin-interface/releases/tag/0.13.5) - 2020-09-15
+-  Fixed loaddata error with initial_data.json fixture. #97
+-  Fixed tests warning (admin.W411).
+-  Fixed changelist thead links color.
+-  Fixed changelist filter links hover color.
+
+## [0.13.4](https://github.com/fabiocaccamo/django-admin-interface/releases/tag/0.13.4) - 2020-09-04
+-  Added conditional imports to avoid Django deprecation warnings. #92
+-  Changed admin header content vertical align to top.
+
+## [0.13.3](https://github.com/fabiocaccamo/django-admin-interface/releases/tag/0.13.3) - 2020-09-02
+-  Added `django-json-widget` theming support.
+
 ## [0.13.2](https://github.com/fabiocaccamo/django-admin-interface/releases/tag/0.13.2) - 2020-08-21
 -  Fixed related modal not closing on edit save and create with django 3.1 - #96
 

LICENSE.txt

@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2016 Fabio Caccamo - fabio.caccamo@gmail.com
+Copyright (c) 2016 - present, Fabio Caccamo - fabio.caccamo@gmail.com
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -4,7 +4,7 @@
 [![](https://img.shields.io/pypi/v/django-admin-interface.svg?color=blue&logo=pypi&logoColor=white)](https://pypi.org/project/django-admin-interface/)
 [![](https://pepy.tech/badge/django-admin-interface)](https://pepy.tech/project/django-admin-interface)
 [![](https://img.shields.io/github/stars/fabiocaccamo/django-admin-interface?logo=github)](https://github.com/fabiocaccamo/django-admin-interface/)
-[![](https://badges.pufler.dev/visits/fabiocaccamo/django-admin-interface?label=views&color=blue)](https://badges.pufler.dev)
+[![](https://badges.pufler.dev/visits/fabiocaccamo/django-admin-interface?label=visitors&color=blue)](https://badges.pufler.dev)
 [![](https://img.shields.io/pypi/l/django-admin-interface.svg?color=blue)](https://github.com/fabiocaccamo/django-admin-interface/blob/master/LICENSE.txt)
 
 [![](https://img.shields.io/travis/fabiocaccamo/django-admin-interface?logo=travis&label=build)](https://travis-ci.org/fabiocaccamo/django-admin-interface)
@@ -29,6 +29,7 @@ django-admin-interface is a modern **responsive flat admin interface customizabl
 - Compatibility / Style optimizations for:
   - `django-ckeditor`
   - `django-dynamic-raw-id`
+  - `django-json-widget`
   - `django-modeltranslation`
   - `django-tabbed-admin`
   - `sorl-thumbnail`
@@ -76,7 +77,7 @@ Run ``python manage.py loaddata admin_interface_theme_foundation.json``
 Run ``python manage.py loaddata admin_interface_theme_uswds.json``
 
 ### Add more themes
-You can add a theme you've created through the admin to this repository by [sending us a PR](http://makeapullrequest.com/). Here are the steps to follow to add :
+You can add a theme you've created through the admin to this repository by [sending us a PR](http://makeapullrequest.com/). Here are the steps to follow to add:
 
 1. Export your exact theme as fixture using the `dumpdata` admin command:
 ``python manage.py dumpdata admin_interface.Theme --indent 4 -o admin_interface_theme_{{name}}.json --pks=N``
@@ -87,6 +88,32 @@ You can add a theme you've created through the admin to this repository by [send
 
 4. Edit the section above to document your theme.
 
+### Add theme support to third-party libraries
+You can add **theme support to existing third-party libraries** using the following **css variables**:
+
+- `--admin-interface-title-color`
+- `--admin-interface-logo-color`
+- `--admin-interface-env-color`
+- `--admin-interface-header-background-color:`
+- `--admin-interface-header-text-color`
+- `--admin-interface-header-link-color`
+- `--admin-interface-header-link_hover-color`
+- `--admin-interface-module-background-color`
+- `--admin-interface-module-text-color`
+- `--admin-interface-module-link-color`
+- `--admin-interface-module-link-hover-color`
+- `--admin-interface-generic-link-color`
+- `--admin-interface-generic-link-hover-color`
+- `--admin-interface-save-button-background-color`
+- `--admin-interface-save-button-background-hover-color`
+- `--admin-interface-save-button-text-color`
+- `--admin-interface-delete-button-background-color`
+- `--admin-interface-delete-button-background-hover-color`
+- `--admin-interface-delete-button-text-color`
+- `--admin-interface-related-modal-background-color`
+- `--admin-interface-related-modal-background-opacity`
+
+
 ## Screenshots
 ###### Admin login
 ![django-admin-interface_login](https://cloud.githubusercontent.com/assets/1035294/11240233/55c8d4ba-8df1-11e5-9568-00fdc987ede8.gif)
@@ -105,7 +132,47 @@ You can add a theme you've created through the admin to this repository by [send
 
 You can use [django-apptemplates](https://github.com/bittner/django-apptemplates), then add `{% extends "admin_interface:admin/base_site.html" %}` to your `base_site.html`
 
----
+## Testing
+```bash
+# create python virtual environment
+virtualenv testing_django_admin_interface
+
+# activate virtualenv
+cd testing_django_admin_interface && . bin/activate
+
+# clone repo
+git clone https://github.com/fabiocaccamo/django-admin-interface.git src && cd src
+
+# install dependencies
+pip install -r requirements.txt
+
+# run tests
+tox
+# or
+python setup.py test
+# or
+python -m django test --settings "tests.settings"
+```
 
 ## License
 Released under [MIT License](LICENSE.txt).
+
+---
+
+## See also
+
+- [`django-colorfield`](https://github.com/fabiocaccamo/django-colorfield) - simple color field for models with a nice color-picker in the admin. 🎨
+
+- [`django-extra-settings`](https://github.com/fabiocaccamo/django-extra-settings) - config and manage typed extra settings using just the django admin. ⚙️
+
+- [`django-maintenance-mode`](https://github.com/fabiocaccamo/django-maintenance-mode) - shows a 503 error page when maintenance-mode is on. 🚧 🛠️
+
+- [`django-redirects`](https://github.com/fabiocaccamo/django-redirects) - redirects with full control. ↪️
+
+- [`django-treenode`](https://github.com/fabiocaccamo/django-treenode) - probably the best abstract model / admin for your tree based stuff. 🌳
+
+- [`python-benedict`](https://github.com/fabiocaccamo/python-benedict) - dict subclass with keylist/keypath support, I/O shortcuts (base64, csv, json, pickle, plist, query-string, toml, xml, yaml) and many utilities. 📘
+
+- [`python-codicefiscale`](https://github.com/fabiocaccamo/python-codicefiscale) - encode/decode Italian fiscal codes - codifica/decodifica del Codice Fiscale. 🇮🇹 💳
+
+- [`python-fsutil`](https://github.com/fabiocaccamo/python-fsutil) - file-system utilities for lazy devs. 🧟‍♂️

admin_interface/admin.py

@@ -2,8 +2,12 @@
 
 from admin_interface.models import Theme
 
+import django
 from django.contrib import admin
-from django.utils.translation import ugettext_lazy as _
+if django.VERSION < (2, 0):
+    from django.utils.translation import ugettext_lazy as _
+else:
+    from django.utils.translation import gettext_lazy as _
 
 
 class ThemeAdmin(admin.ModelAdmin):
@@ -106,9 +110,19 @@ class ThemeAdmin(admin.ModelAdmin):
                 'related_modal_close_button_visible',
             )
         }),
+        (_('Form Controls'), {
+            'classes': ('wide', ),
+            'fields': (
+                'form_submit_sticky',
+                'form_pagination_sticky',
+            )
+        }),
         (_('List Filter'), {
             'classes': ('wide', ),
-            'fields': ('list_filter_dropdown', )
+            'fields': (
+                'list_filter_dropdown',
+                'list_filter_sticky',
+            )
         }),
         (_('Recent Actions'), {
             'classes': ('wide', ),

admin_interface/apps.py

@@ -1,8 +1,12 @@
 # -*- coding: utf-8 -*-
 
+import django
 from django.apps import AppConfig
 from django.db.models.signals import post_migrate
-from django.utils.translation import ugettext_lazy as _
+if django.VERSION < (2, 0):
+    from django.utils.translation import ugettext_lazy as _
+else:
+    from django.utils.translation import gettext_lazy as _
 
 
 class AdminInterfaceConfig(AppConfig):

admin_interface/fixtures/initial_data.json

@@ -1 +1,39 @@
-[{"model": "admin_interface.theme", "pk": 1, "fields": {"name": "Django", "active": true, "title": "Django administration", "title_visible": true, "logo": "", "logo_visible": true, "css_header_background_color": "#0C4B33", "css_header_title_color": "#F5DD5D", "css_header_text_color": "#44B78B", "css_header_link_color": "#FFFFFF", "css_header_link_hover_color": "#C9F0DD", "css_module_background_color": "#44B78B", "css_module_text_color": "#FFFFFF", "css_module_link_color": "#FFFFFF", "css_module_link_hover_color": "#C9F0DD", "css_module_rounded_corners": true, "css_generic_link_color": "#0C3C26", "css_generic_link_hover_color": "#156641", "css_save_button_background_color": "#0C4B33", "css_save_button_background_hover_color": "#0C3C26", "css_save_button_text_color": "#FFFFFF", "css_delete_button_background_color": "#BA2121", "css_delete_button_background_hover_color": "#A41515", "css_delete_button_text_color": "#FFFFFF", "css": "", "related_modal_active": true, "related_modal_background_color": "#000000", "related_modal_background_opacity": 0.2, "related_modal_rounded_corners": true, "list_filter_dropdown": false}}]
+[
+    {
+        "model": "admin_interface.theme",
+        "fields": {
+            "name": "Django",
+            "active": true,
+            "title": "Django administration",
+            "title_color": "#F5DD5D",
+            "title_visible": true,
+            "logo": "",
+            "logo_color": "#FFFFFF",
+            "logo_visible": true,
+            "css_header_background_color": "#0C4B33",
+            "css_header_text_color": "#44B78B",
+            "css_header_link_color": "#FFFFFF",
+            "css_header_link_hover_color": "#C9F0DD",
+            "css_module_background_color": "#44B78B",
+            "css_module_text_color": "#FFFFFF",
+            "css_module_link_color": "#FFFFFF",
+            "css_module_link_hover_color": "#C9F0DD",
+            "css_module_rounded_corners": true,
+            "css_generic_link_color": "#0C3C26",
+            "css_generic_link_hover_color": "#156641",
+            "css_save_button_background_color": "#0C4B33",
+            "css_save_button_background_hover_color": "#0C3C26",
+            "css_save_button_text_color": "#FFFFFF",
+            "css_delete_button_background_color": "#BA2121",
+            "css_delete_button_background_hover_color": "#A41515",
+            "css_delete_button_text_color": "#FFFFFF",
+            "css": "",
+            "related_modal_active": true,
+            "related_modal_background_color": "#000000",
+            "related_modal_background_opacity": 0.2,
+            "related_modal_rounded_corners": true,
+            "list_filter_dropdown": false,
+            "recent_actions_visible": true
+        }
+    }
+]

admin_interface/locale/fa/LC_MESSAGES/django.po

@@ -0,0 +1,205 @@
+# SOME DESCRIPTIVE TITLE.
+# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER
+# This file is distributed under the same license as the PACKAGE package.
+# Amir Ajorloo <amirajorloo@gmail.com>, 2020.
+#
+#, fuzzy
+msgid ""
+msgstr ""
+"Project-Id-Version: django-admin-interface\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2020-10-12 19:23+0330\n"
+"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
+"Last-Translator: Amir Ajorloo <amirajorloo@gmail.com>\n"
+"Language-Team: Farsi <LL@li.org>\n"
+"Language: Farsi"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Plural-Forms: nplurals=2; plural=(n > 1);\n"
+
+#: admin_interface/admin.py:21
+msgid "Environment"
+msgstr "محیط"
+
+#: admin_interface/admin.py:30
+msgid "Language chooser"
+msgstr "انتخاب زبان"
+
+#: admin_interface/admin.py:37
+msgid "Logo"
+msgstr "لوگو"
+
+#: admin_interface/admin.py:45
+msgid "Favicon"
+msgstr "آیکون تب"
+
+#: admin_interface/admin.py:49
+msgid "Title"
+msgstr "عنوان"
+
+#: admin_interface/admin.py:57
+msgid "Header"
+msgstr "هدر"
+
+#: admin_interface/admin.py:66
+msgid "Breadcrumbs / Module headers"
+msgstr "مسیر صفحه"
+
+#: admin_interface/admin.py:76
+msgid "Generic Links"
+msgstr "لینک‌های عمومی"
+
+#: admin_interface/admin.py:83
+msgid "Save Buttons"
+msgstr "دکمه‌های ذخیره"
+
+#: admin_interface/admin.py:91
+msgid "Delete Buttons"
+msgstr "دکمه‌های حذف"
+
+#: admin_interface/admin.py:99
+msgid "Related Modal"
+msgstr "مدل‌های مرتبط"
+
+#: admin_interface/admin.py:109
+msgid "List Filter"
+msgstr "فیلتر‌های لیست"
+
+#: admin_interface/admin.py:113
+msgid "Recent Actions"
+msgstr "فعالیت‌های اخیر"
+
+#: admin_interface/apps.py:11
+msgid "Admin Interface"
+msgstr "ظاهر ادمین"
+
+#: admin_interface/models.py:72 admin_interface/models.py:116
+#: admin_interface/models.py:135
+msgid "name"
+msgstr "نام"
+
+#: admin_interface/models.py:75 admin_interface/models.py:132
+#: admin_interface/models.py:253
+msgid "active"
+msgstr "فعال"
+
+#: admin_interface/models.py:79
+#: admin_interface/templates/admin/base_site.html:6
+#: admin_interface/templates/admin/base_site.html:60
+msgid "Django administration"
+msgstr "مدیریت جنگو"
+
+#: admin_interface/models.py:81
+msgid "title"
+msgstr "عنوان"
+
+#: admin_interface/models.py:87 admin_interface/models.py:102
+#: admin_interface/models.py:122
+msgid "color"
+msgstr "رنگ"
+
+#: admin_interface/models.py:90 admin_interface/models.py:105
+#: admin_interface/models.py:289
+msgid "visible"
+msgstr "نمایان"
+
+#: admin_interface/models.py:95
+msgid "Leave blank to use the default Django logo"
+msgstr "برای نمایش لوگوی پیش فرض، خالی بگذارید."
+
+#: admin_interface/models.py:96
+msgid "logo"
+msgstr "لوگو"
+
+#: admin_interface/models.py:110
+msgid "(.ico|.png|.gif - 16x16|32x32 px)"
+msgstr "(.ico|.png|.gif - 16x16|32x32 px)"
+
+#: admin_interface/models.py:111
+msgid "favicon"
+msgstr "آیکون تب"
+
+#: admin_interface/models.py:120
+msgid ""
+"(red: #E74C3C, orange: #E67E22, yellow: #F1C40F, green: #2ECC71, blue: "
+"#3498DB)"
+msgstr ""
+"(قرمز: #E74C3C, نارنجی: #E67E22, زرد: #F1C40F, سبز: #2ECC71, آبی: "
+"#3498DB)"
+
+#: admin_interface/models.py:125
+msgid "visible in header (marker and name)"
+msgstr "نمایان در هدر"
+
+#: admin_interface/models.py:128
+msgid "visible in favicon (marker)"
+msgstr "نمایان در آیکون تب"
+
+#: admin_interface/models.py:134
+msgid "code"
+msgstr "کد"
+
+#: admin_interface/models.py:141
+msgid "display"
+msgstr "نمایش"
+
+#: admin_interface/models.py:148 admin_interface/models.py:173
+#: admin_interface/models.py:214 admin_interface/models.py:233
+#: admin_interface/models.py:259
+msgid "background color"
+msgstr "رنگ پس‌زمینه"
+
+#: admin_interface/models.py:154 admin_interface/models.py:179
+#: admin_interface/models.py:226 admin_interface/models.py:245
+#: admin_interface/models.py:249
+msgid "text color"
+msgstr "رنگ متن"
+
+#: admin_interface/models.py:160 admin_interface/models.py:185
+#: admin_interface/models.py:201
+msgid "link color"
+msgstr "رنگ لینک"
+
+#: admin_interface/models.py:166 admin_interface/models.py:191
+#: admin_interface/models.py:207
+msgid "link hover color"
+msgstr "رنگ لینک در حالت هاور"
+
+#: admin_interface/models.py:194 admin_interface/models.py:279
+msgid "rounded corners"
+msgstr "گوشه‌های خمیده"
+
+#: admin_interface/models.py:220 admin_interface/models.py:239
+msgid "background hover color"
+msgstr "رنگ پس‌زمینه در حالت هاور"
+
+#: admin_interface/models.py:276
+msgid "background opacity"
+msgstr "شفافیت بکگراند"
+
+#: admin_interface/models.py:282
+msgid "close button visible"
+msgstr "دکمه بستن نمایان باشد"
+
+#: admin_interface/models.py:286
+msgid "use dropdown"
+msgstr "استفاده از دراپ داون"
+
+#: admin_interface/models.py:298
+msgid "Theme"
+msgstr "تم"
+
+#: admin_interface/models.py:299
+msgid "Themes"
+msgstr "تم‌ها"
+
+#: admin_interface/templates/admin/filter.html:13
+#: admin_interface/templates/admin_interface/dropdown_filter.html:4
+#, python-format
+msgid " By %(filter_title)s "
+msgstr " توسط %(filter_title)s "
+
+#: admin_interface/templates/admin/popup_response.html:3
+msgid "Popup closing..."
+msgstr "پاپ آپ در حال بسته شدن..."

admin_interface/migrations/0017_change_list_filter_dropdown.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('admin_interface', '0016_add_language_chooser_display'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='theme',
+            name='list_filter_dropdown',
+            field=models.BooleanField(default=True, verbose_name='use dropdown'),
+        ),
+    ]

admin_interface/migrations/0018_theme_list_filter_sticky.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('admin_interface', '0017_change_list_filter_dropdown'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='theme',
+            name='list_filter_sticky',
+            field=models.BooleanField(default=True, verbose_name='sticky position'),
+        ),
+    ]

admin_interface/migrations/0019_add_form_sticky.py

@@ -0,0 +1,23 @@
+# Generated by Django 3.1.5 on 2021-01-29 20:29
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('admin_interface', '0018_theme_list_filter_sticky'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='theme',
+            name='form_pagination_sticky',
+            field=models.BooleanField(default=False, verbose_name='sticky pagination'),
+        ),
+        migrations.AddField(
+            model_name='theme',
+            name='form_submit_sticky',
+            field=models.BooleanField(default=False, verbose_name='sticky submit'),
+        ),
+    ]

admin_interface/models.py

@@ -6,10 +6,15 @@ from admin_interface.cache import del_cached_active_theme
 
 from colorfield.fields import ColorField
 
+import django
 from django.db import models
 from django.db.models.signals import post_delete, post_save, pre_save
-from django.utils.encoding import force_text
-from django.utils.translation import ugettext_lazy as _
+if django.VERSION < (2, 0):
+    from django.utils.encoding import force_text as force_str
+    from django.utils.translation import ugettext_lazy as _
+else:
+    from django.utils.encoding import force_str
+    from django.utils.translation import gettext_lazy as _
 
 from six import python_2_unicode_compatible
 
@@ -284,12 +289,23 @@ class Theme(models.Model):
         verbose_name=_('close button visible'))
 
     list_filter_dropdown = models.BooleanField(
-        default=False,
+        default=True,
         verbose_name=_('use dropdown'))
+    list_filter_sticky = models.BooleanField(
+        default=True,
+        verbose_name=_('sticky position'))
+
     recent_actions_visible = models.BooleanField(
         default=True,
         verbose_name=_('visible'))
 
+    form_submit_sticky = models.BooleanField(
+        default=False,
+        verbose_name=_('sticky submit'))
+    form_pagination_sticky = models.BooleanField(
+        default=False,
+        verbose_name=_('sticky pagination'))
+
     def set_active(self):
         self.active = True
         self.save()
@@ -301,7 +317,7 @@ class Theme(models.Model):
         verbose_name_plural = _('Themes')
 
     def __str__(self):
-        return force_text(self.name)
+        return force_str(self.name)
 
 
 post_delete.connect(Theme.post_delete_handler, sender=Theme)

admin_interface/templates/admin/base_site.html

@@ -9,6 +9,7 @@
 {% block extrastyle %}
 {% get_admin_interface_theme as theme %}
 {% get_admin_interface_version as version %}
+{% get_current_language as current_lang %}
 <style type="text/css">
 /*
 django-admin-interface {{ version }}
@@ -16,6 +17,7 @@ https://github.com/fabiocaccamo/django-admin-interface
 */
 {% include "admin_interface/css/admin-interface.css" %}
 {% include "admin_interface/css/admin-interface-fix.css" %}
+{% include "admin_interface/css/form-controls.css" %}
 {% include "admin_interface/css/list-filter-dropdown.css" %}
 {% include "admin_interface/css/recent-actions.css" %}
 {% include "admin_interface/css/related-modal.css" %}
@@ -25,12 +27,19 @@ https://github.com/fabiocaccamo/django-admin-interface
 {% include "admin_interface/css/tabbed-admin.css" %}
 {% include "admin_interface/css/ckeditor.css" %}
 {% include "admin_interface/css/tinymce.css" %}
+{% include "admin_interface/css/json-widget.css" %}
+{% include "admin_interface/css/rtl.css" %}
 
 {% if theme.css %}
     {{ theme.css|safe }}
 {% endif %}
 
 </style>
+
+{% if current_lang == 'fa' %}
+    <link href="https://cdn.jsdelivr.net/gh/rastikerdar/vazir-font@v26.0.2/dist/font-face.css" rel="stylesheet" type="text/css" />
+{% endif %}
+
 {% endblock %}
 
 {% block blockbots %}
@@ -44,7 +53,7 @@ https://github.com/fabiocaccamo/django-admin-interface
 {% include "admin_interface/related-modal.html" %}
 {% endblock %}
 
-{% block bodyclass %}admin-interface flat-theme {% get_admin_interface_theme as theme %}{% if theme.name %}{{ theme.name|slugify }}-theme{% endif %}{% endblock %}
+{% block bodyclass %}admin-interface flat-theme {% get_admin_interface_theme as theme %}{% if theme.name %}{{ theme.name|slugify }}-theme{% endif %}{% if theme.form_submit_sticky %} sticky-submit {% endif %}{% if theme.form_pagination_sticky %} sticky-pagination {% endif %}{% endblock %}
 
 {% block branding %}
 {% get_admin_interface_theme as theme %}

admin_interface/templates/admin_interface/css/admin-interface-fix.css

@@ -1,3 +1,7 @@
+.admin-interface {
+    overflow-x: hidden;
+}
+
 /* fix login */
 .admin-interface.login #container {
     width: 100%;
@@ -67,13 +71,12 @@
 }
 /* end login fix*/
 
-
 .admin-interface #header {
     height:auto;
     min-height:40px;
     display: flex;
     justify-content: space-between;
-    align-items: center;
+    align-items: start;
 }
 
 @media (max-width:1024px) {
@@ -91,6 +94,12 @@
     display:inline-block !important; /* override inline display:none; */
 }
 
+@media (max-width:400px) {
+    .admin-interface #branding h1 img.logo {
+        max-width: 100%;
+    }
+}
+
 .admin-interface #branding h1 span {
     display: inline-block;
     margin-bottom: 5px;
@@ -113,12 +122,6 @@
     padding: 0 1px;
 }
 
-/*
-#changelist table tbody tr.selected {
-    background-color:#FFFFCC;
-}
-*/
-
 .admin-interface #changelist .paginator {
     margin-top:-1px; /* merge 2 borders into 1 */
     line-height:42px;
@@ -203,6 +206,7 @@ body.admin-interface .paginator a.showall:visited {
     .admin-interface form .form-row p.file-upload .clearable-file-input {
         display: block;
         margin-top: 10px;
+        margin-left: 0;
         margin-bottom: -10px;
     }
 
@@ -243,13 +247,18 @@ body.admin-interface .paginator a.showall:visited {
 
 /* LIST FILTER */
 .admin-interface .module.filtered h2 {
-    border-bottom-left-radius:0;
-    border-bottom-right-radius:0;
+    border-bottom-left-radius: 0;
+    border-bottom-right-radius: 0;
 }
 
 .admin-interface .module.filtered #changelist-filter {
-    border-bottom-left-radius:4px;
-    border-bottom-right-radius:4px;
+    min-width: 240px;
+}
+
+@media (max-width: 1024px) {
+    .admin-interface .module.filtered #changelist-filter {
+        min-width: 200px;
+    }
 }
 
 .admin-interface .module.filtered #changelist-filter h2 {
@@ -294,6 +303,23 @@ body.admin-interface .paginator a.showall:visited {
 }
 /* end fix */
 
+/* begin fix tabular inlines horizontal scroll */
+.admin-interface .inline-related.tabular fieldset.module {
+    display: contents;
+    overflow-x: scroll;
+    width: 100%;
+    white-space: nowrap;
+    position: relative;
+}
+.admin-interface .inline-related.tabular fieldset.module h2 {
+    position: sticky;
+    left: 0;
+}
+.admin-interface .inline-related.tabular fieldset.module table tbody tr {
+    position: relative;
+}
+/* end fix */
+
 .admin-interface .inline-related h3 {
     padding:6px 10px;
 }
@@ -335,17 +361,6 @@ body.admin-interface .paginator a.showall:visited {
     background-color:#AAAAAA;
 }
 
-/* fix textarea horizontal scroll on Firefox */
-@media (max-width: 767px){
-    .admin-interface .aligned .form-row textarea {
-        width: 100% !important;
-        flex: 0 1 auto;
-    }
-    .admin-interface .aligned .form-row input[type="file"] {
-        width: 100% !important;
-    }
-}
-
 /* improve responsive selector */
 
 /* fix [stacked, not-stacked] equalize horizontal and vertical select padding for selector */
@@ -385,12 +400,18 @@ body.admin-interface .paginator a.showall:visited {
     -webkit-box-shadow: 4px 2px 8px -4px #DBDBDB;
     -moz-box-shadow: 4px 2px 8px -4px #DBDBDB;
     box-shadow: 4px 2px 8px -4px #DBDBDB;
+    /*transition: left .3s;*/
 }
 
 .admin-interface .toggle-nav-sidebar::before {
     margin-top: -2px;
 }
 
+.admin-interface .main > #nav-sidebar + .content,
+.admin-interface .main.shifted > #nav-sidebar + .content {
+    max-width: 100%;
+}
+
 /* hide nav-sidebar below 1280px to prevent horizontal overflow issues */
 @media (max-width:1279px) {
     .admin-interface #nav-sidebar,
@@ -410,6 +431,7 @@ body.admin-interface .paginator a.showall:visited {
     border-top: none;
     border-bottom: none;
     border-left: none;
+    /*transition: left .3s, margin-left .3s;*/
 }
 
 @media (min-width:1280px) {
@@ -420,46 +442,99 @@ body.admin-interface .paginator a.showall:visited {
         left: 0px;
         margin-left: 0;
     }
-    .admin-interface.change-list:not(.popup) #main.shifted > .content,
-    .admin-interface.change-form:not(.popup) #main.shifted > .content {
+    .admin-interface #main:not(.shifted) > .content {
+        max-width: 100%;
+    }
+    .admin-interface.change-list:not(.popup) #main.shifted > #nav-sidebar + .content,
+    .admin-interface.change-form:not(.popup) #main.shifted > #nav-sidebar + .content {
         max-width: calc(100% - 360px);
     }
 }
 
-/* fix related-widget when the nav-sidebar is collapsed */
-@media (max-width:1100px) {
-    .admin-interface.change-form #main .related-widget-wrapper {
-        clear: left;
+/* fixed related widget and select2 */
+.admin-interface .aligned .form-row .related-widget-wrapper {
+    white-space: nowrap;
+}
+
+.admin-interface .aligned .form-row .related-widget-wrapper .select2-container ~ .related-widget-wrapper-link {
+    margin-left: 0;
+    padding: 4px 8px 6px 8px;
+}
+
+.admin-interface .aligned .form-row .related-widget-wrapper .select2-container + .related-widget-wrapper-link {
+    margin-left: 5px !important;
+}
+
+/* fixed time widget header border radius */
+.admin-interface .clockbox.module h2 {
+    border-bottom-left-radius: 0;
+    border-bottom-right-radius: 0;
+}
+
+/* fix searchbar overriden padding */
+.admin-interface #changelist #changelist-search #searchbar {
+    padding: 2px 5px 3px 5px;
+}
+
+@media (max-width: 1024px) {
+    .admin-interface #changelist #toolbar {
+        border-top: 1px solid #eee;
+        border-bottom: 1px solid #eee;
+    }
+    /* fixed changelist search size when there are search results and .quiet is visible */
+    .admin-interface #changelist-search label img {
+        margin-top: 2px;
+    }
+    .admin-interface #changelist-search .quiet {
+        margin: 0 0 0 10px;
+        align-self: center;
+        flex-basis: content;
+    }
+}
+
+@media (max-width: 767px) {
+    /* fixed responsive widgets */
+    .admin-interface .aligned.collapsed .form-row {
+        display: none;
+    }
+
+    .admin-interface .aligned .form-row > div {
+        display: flex;
+        max-width: 100vw;
+        flex-direction: column;
+        align-items: flex-start;
+    }
+
+    .admin-interface .aligned .form-row .help {
+        margin-left: 0;
+    }
+
+    .admin-interface .aligned .form-row .checkbox-row label {
+        margin: 10px 0 0 0;
+        padding: 0;
+    }
+
+    .admin-interface .aligned .form-row input[type="file"],
+    .admin-interface .aligned .form-row input[type="text"],
+    .admin-interface .aligned .form-row input[type="email"] {
+        width: 100%;
+    }
+
+    /* fix textarea horizontal scroll on Firefox */
+    .admin-interface .aligned .form-row textarea {
+        width: 100% !important;
+        flex: 0 1 auto;
+    }
+
+    .admin-interface .aligned .form-row .datetime input[type="text"] {
+        width: 50%;
+    }
+
+    .admin-interface .aligned .form-row span + .file-upload {
+        margin-top: 10px;
+    }
+
+    .admin-interface .aligned .form-row .file-upload input[type="file"] {
         margin-top: 5px;
     }
-    .admin-interface.change-form #main .related-widget-wrapper + .help {
-        margin-top: 10px;
-        margin-left: 0;
-        padding-left: 0;
-        padding-right: 0;
-    }
-}
-
-/* fix related-widget when the nav-sidebar is expanded */
-@media (min-width:1280px) and (max-width:1480px) {
-    .admin-interface.change-form:not(.popup) .related-widget-wrapper {
-        clear: left;
-        margin-top: 5px;
-    }
-    .admin-interface.change-form #main.shifted .related-widget-wrapper + .help {
-        margin-top: 10px;
-        margin-left: 0;
-        padding-left: 0;
-        padding-right: 0;
-    }
-}
-
-.admin-interface #nav-sidebar .current-app .section:link,
-.admin-interface #nav-sidebar .current-app .section:visited {
-    color: #FFFFCC;
-    font-weight: normal;
-}
-
-.admin-interface #nav-sidebar .current-model {
-    background: #FFFFCC;
-}
+}

admin_interface/templates/admin_interface/css/admin-interface.css

@@ -1,3 +1,27 @@
+:root {
+    --admin-interface-title-color: {{ theme.title_color }};
+    --admin-interface-logo-color: {{ theme.logo_color }};
+    --admin-interface-env-color: {{ theme.env_color }};
+    --admin-interface-header-background-color: {{ theme.css_header_background_color }};
+    --admin-interface-header-text-color: {{ theme.css_header_text_color }};
+    --admin-interface-header-link-color: {{ theme.css_header_link_color }};
+    --admin-interface-header-link_hover-color: {{ theme.css_header_link_hover_color }};
+    --admin-interface-module-background-color: {{ theme.css_module_background_color }};
+    --admin-interface-module-text-color: {{ theme.css_module_text_color }};
+    --admin-interface-module-link-color: {{ theme.css_module_link_color }};
+    --admin-interface-module-link-hover-color: {{ theme.css_module_link_hover_color }};
+    --admin-interface-generic-link-color: {{ theme.css_generic_link_color }};
+    --admin-interface-generic-link-hover-color: {{ theme.css_generic_link_hover_color }};
+    --admin-interface-save-button-background-color: {{ theme.css_save_button_background_color }};
+    --admin-interface-save-button-background-hover-color: {{ theme.css_save_button_background_hover_color }};
+    --admin-interface-save-button-text-color: {{ theme.css_save_button_text_color }};
+    --admin-interface-delete-button-background-color: {{ theme.css_delete_button_background_color }};
+    --admin-interface-delete-button-background-hover-color: {{ theme.css_delete_button_background_hover_color }};
+    --admin-interface-delete-button-text-color: {{ theme.css_delete_button_text_color }};
+    --admin-interface-related-modal-background-color: {{ theme.related_modal_background_color }};
+    --admin-interface-related-modal-background-opacity: {{ theme.related_modal_background_opacity }};
+}
+
 .admin-interface #header {
     background: {{ theme.css_header_background_color }};
     color: {{ theme.css_header_text_color }};
@@ -76,7 +100,8 @@
 }
 
 .admin-interface #user-tools {
-    margin-bottom: 2px;
+    margin-top: 10px;
+    margin-bottom: 10px;
     white-space: nowrap;
 }
 
@@ -99,6 +124,25 @@
     border-bottom-color:rgba(255, 255, 255, 0.5);
 }
 
+.admin-interface #nav-sidebar .current-app .section:link,
+.admin-interface #nav-sidebar .current-app .section:visited {
+    color: {{ theme.css_module_link_color }};
+    font-weight: normal;
+}
+
+.admin-interface #nav-sidebar .current-app .section:focus,
+.admin-interface #nav-sidebar .current-app .section:hover {
+    color: {{ theme.css_module_link_hover_color }};
+}
+
+.admin-interface #nav-sidebar .current-model {
+    background: #FFFFCC;
+}
+
+.admin-interface #changelist table tbody tr.selected {
+    background-color: #FFFFCC;
+}
+
 .admin-interface .module h2,
 .admin-interface .module caption,
 .admin-interface .module.filtered h2 {
@@ -184,6 +228,14 @@
     color:{{ theme.css_generic_link_hover_color }};
 }
 
+.admin-interface thead th a,
+.admin-interface thead th a:link,
+.admin-interface thead th a:visited,
+.admin-interface thead th a:focus,
+.admin-interface thead th a:hover {
+    color: #666666;
+}
+
 .admin-interface .button,
 .admin-interface input[type=submit],
 .admin-interface input[type=button],
@@ -273,9 +325,48 @@
     color:{{ theme.css_generic_link_hover_color }};
 }
 
+/* list-filter sticky */
+{% if theme.list_filter_sticky %}
+@media (min-width: 768px) {
+    .admin-interface .module.filtered #changelist-filter {
+        position: sticky;
+        top: 40px;
+        float: right;
+    }
+    /* feature not available for django < 3.1.2 */
+    .admin-interface .module.filtered #toolbar + #changelist-filter {
+        position: absolute;
+        top: 0px;
+    }
+}
+{% endif %}
+
+.admin-interface .module.filtered #changelist-filter {
+    {% if theme.css_module_rounded_corners %}
+    border-bottom-left-radius: 4px;
+    border-bottom-right-radius: 4px;
+    {% endif %}
+}
+
+.admin-interface .module.filtered #changelist-filter #changelist-filter-clear a:focus,
+.admin-interface .module.filtered #changelist-filter #changelist-filter-clear a:hover {
+    color: #666;
+    text-decoration: none;
+}
+
+.admin-interface .module.filtered #changelist-filter li a:focus,
+.admin-interface .module.filtered #changelist-filter li a:hover {
+    color: #666;
+    text-decoration: none;
+}
+
 .admin-interface .module.filtered #changelist-filter li.selected a,
+.admin-interface .module.filtered #changelist-filter li.selected a:link,
+.admin-interface .module.filtered #changelist-filter li.selected a:visited,
+.admin-interface .module.filtered #changelist-filter li.selected a:focus,
 .admin-interface .module.filtered #changelist-filter li.selected a:hover {
-    color: {{ theme.css_generic_link_color }};
+    /* color: #666; */
+    color: {{ theme.css_generic_link_hover_color }};
 }
 
 /* begin fix issue #11 - Inline border bottom should not be rounded */
@@ -321,3 +412,13 @@
 .admin-interface #toggle-nav-sidebar:active {
     color: {{ theme.css_generic_link_hover_color }};
 }
+
+.admin-interface .calendar td.selected a,
+.admin-interface .calendar td a:active,
+.admin-interface .calendar td a:focus,
+.admin-interface .calendar td a:hover,
+.admin-interface .timelist a:active,
+.admin-interface .timelist a:focus,
+.admin-interface .timelist a:hover {
+    background: {{ theme.css_module_background_color }};
+}

admin_interface/templates/admin_interface/css/form-controls.css

@@ -0,0 +1,95 @@
+/* sticky pagination */
+
+.admin-interface.sticky-pagination.change-list #content-main {
+    padding-bottom: 4.375rem;
+}
+
+.admin-interface.sticky-pagination.change-list .paginator {
+    width: 100%;
+    position: fixed;
+    bottom: 0;
+    right: 0;
+    z-index: 1;
+    box-sizing: border-box;
+    padding-left: 15px;
+    padding-right: 15px;
+    white-space: nowrap;
+    text-overflow: ellipsis;
+    border-radius: 0;
+    border-top: 1px solid #EEEEEE;
+    border-bottom: none;
+    margin: 0;
+}
+
+.admin-interface.sticky-pagination.change-list.popup .paginator {
+    padding-left: 20px;
+    padding-right: 20px;
+}
+
+@media (min-width:768px) {
+    .admin-interface.sticky-pagination.change-list:not(.popup) .paginator {
+        padding-left: 30px;
+        padding-right: 30px;
+    }
+}
+
+@media (min-width:1024px) {
+    .admin-interface.sticky-pagination.change-list:not(.popup) .paginator {
+        padding-left: 40px;
+        padding-right: 40px;
+    }
+}
+
+@media (min-width:1280px) {
+    .admin-interface.sticky-pagination.change-list:not(.popup) .shifted .paginator {
+        width: calc(100% - 359px);
+    }
+}
+
+/* sticky submit */
+
+@media (min-width:768px) {
+    .admin-interface.sticky-submit.change-form #content-main {
+        padding-bottom: 4.375rem;
+    }
+
+    .admin-interface.sticky-submit.change-form .submit-row:last-of-type {
+        width: 100%;
+        position: fixed;
+        bottom: 0;
+        right: 0;
+        z-index: 1;
+        box-sizing: border-box;
+        padding-left: 15px;
+        padding-right: 15px;
+        white-space: nowrap;
+        text-overflow: ellipsis;
+        border-radius: 0;
+        border-top: 1px solid #EEEEEE;
+        border-bottom: none;
+        margin: 0;
+    }
+
+    .admin-interface.sticky-submit.change-form.popup .submit-row:last-of-type {
+        padding-left: 20px;
+        padding-right: 20px;
+    }
+
+    .admin-interface.sticky-submit.change-form:not(.popup) .submit-row:last-of-type {
+        padding-left: 30px;
+        padding-right: 30px;
+    }
+}
+
+@media (min-width:1024px) {
+    .admin-interface.sticky-submit.change-form:not(.popup) .submit-row:last-of-type {
+        padding-left: 40px;
+        padding-right: 40px;
+    }
+}
+
+@media (min-width:1280px) {
+    .admin-interface.sticky-submit.change-form:not(.popup) .shifted .submit-row:last-of-type {
+        width: calc(100% - 359px);
+    }
+}

admin_interface/templates/admin_interface/css/json-widget.css

@@ -0,0 +1,29 @@
+/*
+django-json-widget support
+https://github.com/jmrivas86/django-json-widget
+*/
+
+.admin-interface div.jsoneditor {
+    border: 1px solid {{ theme.css_module_background_color }};
+    {% if theme.css_module_rounded_corners %}
+    border-radius: 4px;
+    overflow: hidden;
+    {% endif %}
+}
+
+.admin-interface div.jsoneditor-menu {
+    background-color: {{ theme.css_module_background_color }};
+    border-bottom: 1px solid {{ theme.css_module_background_color }};
+}
+
+.admin-interface div.jsoneditor-menu a.jsoneditor-poweredBy {
+    color: {{ theme.css_module_link_color }};
+}
+
+.admin-interface div.jsoneditor-contextmenu ul li button.jsoneditor-selected,
+.admin-interface div.jsoneditor-contextmenu ul li button.jsoneditor-selected:focus,
+.admin-interface div.jsoneditor-contextmenu ul li button.jsoneditor-selected:hover {
+    background-color: #FFFFCC;
+    color: #000000;
+    font-weight: bold;
+}

admin_interface/templates/admin_interface/css/list-filter-dropdown.css

@@ -8,7 +8,7 @@ list-filter-dropdown
 }
 
 .admin-interface .list-filter-dropdown select {
-    background-color:#FFFFFF;
-    width:90%;
-    margin-right:5%;
+    background-color: #FFFFFF;
+    width: calc(100% - 30px);
+    margin-right: 15px;
 }

admin_interface/templates/admin_interface/css/rtl.css

@@ -0,0 +1,34 @@
+[dir="rtl"] .admin-interface,
+[dir="rtl"] .admin-interface * {
+    font-family: 'Vazir', sans-serif !important;
+}
+
+[dir="rtl"] .admin-interface .main .toggle-nav-sidebar.sticky {
+    left: auto !important;
+    right: 0px !important;
+    margin-right: 0px !important;
+    margin-left: 10px;
+    border: 1px solid #eaeaea !important;
+    border-right: none !important;
+    border-top-right-radius: 0px !important;
+    border-bottom-right-radius: 0px !important;
+    border-top-left-radius: 4px;
+    border-bottom-left-radius: 4px;
+    box-shadow: -4px 2px 8px -2px #DBDBDB !important;
+}
+
+[dir="rtl"] .admin-interface #main.shifted > #toggle-nav-sidebar {
+    right: 359px !important;
+}
+
+[dir="rtl"] .admin-interface #main > #nav-sidebar {
+    margin-right: -360px !important;
+    margin-left: 0px !important;
+    right: -320px !important;
+}
+
+[dir="rtl"] .admin-interface #main.shifted > #nav-sidebar {
+    border-left: 1px solid #eaeaea;
+    margin-right: 0px !important;
+    padding: 40px 0px 40px 40px !important;
+}

admin_interface/templatetags/admin_interface_tags.py

@@ -42,7 +42,7 @@ def get_admin_interface_languages(context):
     if not request:
         return None
     full_path = request.get_full_path()
-    admin_nolang_url = re.sub(r'^\/([\w]{2})([\-\_]{1}[\w]{2})?\/', '/', full_path)
+    admin_nolang_url = re.sub(r'^\/([\w]{2})([\-\_]{1}[\w]{2,4})?\/', '/', full_path)
     if admin_nolang_url == full_path:
         # ImproperlyConfigured - must include admin urls using i18n_patterns:
         # from django.conf.urls.i18n import i18n_patterns

admin_interface/version.py

@@ -1,3 +1,3 @@
 # -*- coding: utf-8 -*-
 
-__version__ = '0.13.2'
+__version__ = '0.15.2'

requirements-dev.txt

@@ -1,3 +0,0 @@
-codecov
-coverage
-tox

requirements.txt

@@ -1,4 +1,8 @@
+codecov
+coverage
+django>=1.7
 django-colorfield
 django-flat-theme
 django-flat-responsive
-six>=1.9.0
+six>=1.9.0
+tox

setup.py

@@ -3,7 +3,7 @@
 
 from setuptools import find_packages, setup
 
-import os
+import os, sys
 
 exec(open('admin_interface/version.py').read())
 
@@ -15,7 +15,8 @@ long_description_file_path = os.path.join(package_path, 'README.md')
 long_description_content_type = 'text/markdown'
 long_description = ''
 try:
-    with open(long_description_file_path) as f:
+    long_description_file_options = {} if sys.version_info[0] < 3 else { 'encoding':'utf-8' }
+    with open(long_description_file_path, 'r', **long_description_file_options) as f:
         long_description = f.read()
 except IOError:
     pass
@@ -66,6 +67,7 @@ setup(
         'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
+        'Programming Language :: Python :: 3.9',
         'Topic :: Software Development :: Build Tools',
     ],
     license='MIT',

tests/settings.py

@@ -1,5 +1,7 @@
 # -*- coding: utf-8 -*-
 
+from __future__ import unicode_literals
+
 import django
 import os
 
@@ -58,6 +60,7 @@ TEMPLATES = [{
         'context_processors': [
             'django.contrib.auth.context_processors.auth',
             'django.contrib.messages.context_processors.messages',
+            'django.template.context_processors.request',
         ]
     },
 },]
@@ -90,6 +93,15 @@ DATABASES = {
     'default': database_config.get(database_engine),
 }
 
+USE_I18N = True
+LANGUAGES = (
+    ('en', 'English', ),
+    ('it', 'Italian', ),
+)
+LANGUAGE_CODE = 'en'
+
+ROOT_URLCONF = 'tests.urls'
+
 MEDIA_ROOT = os.path.join(BASE_DIR, 'admin_interface/public/media/')
 MEDIA_URL = '/media/'
 

tests/test_fixtures.py

@@ -1,5 +1,7 @@
 # -*- coding: utf-8 -*-
 
+from __future__ import unicode_literals
+
 from django.core.management import call_command
 from django.test import TestCase
 
@@ -17,6 +19,10 @@ class AdminInterfaceFixturesTestCase(TestCase):
     def __load_theme(self, theme_name):
         call_command('loaddata', 'admin_interface_theme_%s.json' % (theme_name, ))
 
+    def test_import_initial_data(self):
+        call_command('loaddata', 'initial_data.json')
+        self.assertEqual(Theme.objects.count(), 1);
+
     def test_import_all(self):
         self.__load_theme('django')
         self.__load_theme('bootstrap')

tests/test_models.py

@@ -1,5 +1,7 @@
 # -*- coding: utf-8 -*-
 
+from __future__ import unicode_literals
+
 from django.conf import settings
 from django.test import TestCase
 

tests/test_settings.py

@@ -1,5 +1,7 @@
 # -*- coding: utf-8 -*-
 
+from __future__ import unicode_literals
+
 import django
 from django.conf import settings
 from django.core.exceptions import ImproperlyConfigured

tests/test_templatetags.py

@@ -1,6 +1,8 @@
 # -*- coding: utf-8 -*-
 
-from django.test import TestCase
+from __future__ import unicode_literals
+
+from django.test import override_settings, TestCase
 from django.test.client import RequestFactory
 from django.template import Context, Template
 
@@ -20,6 +22,63 @@ class AdminInterfaceTemplateTagsTestCase(TestCase):
     def __render_template(self, string, context=None):
         return Template(string).render(Context(context or {}))
 
+    def test_get_admin_interface_languages(self):
+        context = Context({
+            'request': self.request_factory.get('/en/admin/'),
+        })
+        languages = templatetags.get_admin_interface_languages(context)
+        expected_languages = [
+            {'code': 'en', 'name': 'English', 'default': True, 'active': True, 'activation_url': '/i18n/setlang/?next=/en/admin/'},
+            {'code': 'it', 'name': 'Italian', 'default': False, 'active': False, 'activation_url': '/i18n/setlang/?next=/it/admin/'}
+        ]
+        self.assertEqual(len(languages), len(expected_languages))
+        self.assertEqual(languages[0], expected_languages[0])
+        self.assertEqual(languages[1], expected_languages[1])
+
+    @override_settings(
+        USE_I18N = False,
+    )
+    def test_get_admin_interface_languages_with_i18n_disabled(self):
+        context = Context({
+            'request': self.request_factory.get('/en/admin/'),
+        })
+        languages = templatetags.get_admin_interface_languages(context)
+        self.assertEqual(languages, None)
+
+    @override_settings(
+        ROOT_URLCONF = 'tests.urls_without_i18n_patterns',
+    )
+    def test_get_admin_interface_languages_without_i18n_url_patterns(self):
+        context = Context({
+            'request': self.request_factory.get('/en/admin/'),
+        })
+        languages = templatetags.get_admin_interface_languages(context)
+        self.assertEqual(languages, None)
+
+    @override_settings(
+        LANGUAGES = (
+            ('en', 'English'),
+        ),
+    )
+    def test_get_admin_interface_languages_without_multiple_languages(self):
+        context = Context({
+            'request': self.request_factory.get('/en/admin/'),
+        })
+        languages = templatetags.get_admin_interface_languages(context)
+        self.assertEqual(languages, None)
+
+    def test_get_admin_interface_languages_without_request(self):
+        context = Context({})
+        languages = templatetags.get_admin_interface_languages(context)
+        self.assertEqual(languages, None)
+
+    def test_get_admin_interface_languages_without_language_prefix_in_url(self):
+        context = Context({
+            'request': self.request_factory.get('/admin/'),
+        })
+        languages = templatetags.get_admin_interface_languages(context)
+        self.assertEqual(languages, None)
+
     def test_get_theme(self):
         Theme.objects.all().delete()
         context = Context({})

tests/urls.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+
+from __future__ import unicode_literals
+
+import django
+from django.contrib import admin
+if django.VERSION < (2, 0):
+    from django.conf.urls import include, url as re_path
+else:
+    from django.urls import include, re_path
+from django.conf.urls.i18n import i18n_patterns
+
+
+urlpatterns = []
+urlpatterns += [
+    re_path(r'^i18n/', include('django.conf.urls.i18n')),
+]
+urlpatterns += i18n_patterns(
+    re_path(r'^admin/', admin.site.urls),
+)

tests/urls_without_i18n_patterns.py

@@ -0,0 +1,15 @@
+# -*- coding: utf-8 -*-
+
+from __future__ import unicode_literals
+
+import django
+from django.contrib import admin
+if django.VERSION < (2, 0):
+    from django.conf.urls import url as re_path
+else:
+    from django.urls import re_path
+
+
+urlpatterns = [
+    re_path(r'^admin/', admin.site.urls),
+]

tox.ini

@@ -1,11 +1,11 @@
 [tox]
 envlist =
     py27-{dj17,dj18,dj19,dj110,dj111}-{sqlite,postgres},
-    py34-{dj17,dj18,dj19,dj110,dj111,dj20}-{sqlite,postgres},
     py35-{dj18,dj19,dj110,dj111,dj20,dj21,dj22}-{sqlite,postgres},
     py36-{dj18,dj19,dj110,dj111,dj20,dj21,dj22,dj30,dj31,djmaster}-{sqlite,postgres},
     py37-{dj20,dj21,dj22,dj30,dj31,djmaster}-{sqlite,postgres},
     py38-{dj22,dj30,dj31,djmaster}-{sqlite,postgres},
+    py39-{dj22,dj30,dj31,djmaster}-{sqlite,postgres},
 [testenv]
 passenv = CI TRAVIS TRAVIS_*
 deps =