расширил данные для редактирования файлов в админке

apps/file/admin.py

@@ -4,12 +4,15 @@ from django.views.decorators.csrf import csrf_exempt
 from django.db.models.loading import get_model
 from django.contrib.contenttypes.models import ContentType
 from django.http import HttpResponse
-from django.views.generic import UpdateView
+from django.views.generic import FormView
+from django.shortcuts import get_object_or_404
+from django.conf import settings
 
 from .models import FileModel
 from .forms import FileForm, FileUpdateForm
 
 import json
+import magic
 
 
 @csrf_exempt
@@ -39,11 +42,12 @@ def ajax_post_file(request, obj_id):
         )
         files_data = []
         for f in files:
+            mime = magic.Magic(mime=True)
             files_data.append({
                 'name': f.file_name or f.file_path.name,
                 'size': f.file_path.size,
                 'file': f.file_path.url,
-                'type': 'file',
+                'type': mime.from_file(f.file_path.path),
                 'remove_url': reverse('ajax_delete_file', args=[f.pk]),
                 'detail_link': reverse('file_update', args=[f.pk])
             })
@@ -66,13 +70,36 @@ def ajax_delete_file(request, id):
     return HttpResponse(json.dumps(data), content_type='application/json')
 
 
-class FileUpdateView(UpdateView):
+class FileUpdateView(FormView):
     """
     Представление обновления файла
     """
     template_name = 'c_admin/file/file_update.html'
     form_class = FileUpdateForm
-    model = FileModel
+
+    def get_object(self):
+        pk = self.kwargs.get('pk')
+        return get_object_or_404(FileModel, pk=pk)
+
+    def get_initial(self):
+        data = super(FileUpdateView, self).get_initial()
+        obj = self.get_object()
+        data['file_path'] = obj.file_path
+        data['purpose'] = obj.purpose
+        for lid, (code, name) in enumerate(settings.LANGUAGES):
+            data['file_name_%s' % code] = obj.file_name.translate(code)
+            data['description_%s' % code] = obj.description.translate(code)
+        return data
+
+    def form_valid(self, form):
+        form.save(self.request, self.kwargs.get('pk'))
+        return super(FileUpdateView, self).form_valid(form)
 
     def get_success_url(self):
-        return reverse('file_update', args=[self.object.pk])
+        return reverse('file_update', args=[self.get_object().pk])
+
+    def get_context_data(self, **kwargs):
+        ctx = super(FileUpdateView, self).get_context_data(**kwargs)
+        ctx['object'] = self.get_object()
+        ctx['languages'] = settings.LANGUAGES
+        return ctx

apps/file/forms.py

@@ -84,13 +84,46 @@ class FileForm(forms.Form):
         return file_obj
 
 
-class FileUpdateForm(forms.ModelForm):
+class FileUpdateForm(forms.Form):
     """
     Форма обновления файла в админ панели
     """
-    class Meta:
+    file_path = forms.FileField(label=_(u'Выберите файл'))
-        model = FileModel
+    purpose = forms.ChoiceField(label=_(u'Назаначение'), choices=PURPOSES)
-        fields = ('file_path',)
+
+    def __init__(self, *args, **kwargs):
+        """
+        Создаём динамические поля переводов
+        """
+        super(FileUpdateForm, self).__init__(*args, **kwargs)
+        for lid, (code, name) in enumerate(settings.LANGUAGES):
+            self.fields['file_name_%s' % code] = forms.CharField(
+                label=_(u'Имя файла'),
+                required=False,
+                widget=forms.TextInput(attrs={'placeholder': 'Имя'})
+            )
+            self.fields['description_%s' % code] = forms.CharField(
+                label=_(u'Описание'),
+                required=False,
+                widget=CKEditorWidget()
+            )
+
+    def save(self, request, id=None):
+        data = self.cleaned_data
+
+        if id is None:
+            f = FileModel()
+        else:
+            f = FileModel.objects.get(id=id)
+
+        f.file_path = data['file_path']
+        f.purpose = data['purpose']
+        f.save()
+
+        # fill translated fields and save object
+        fill_trans_fields_all(FileModel, f, data, id=id)
+
+        return f
 
 
 class FileModelForm(forms.Form):

requirements.txt

@@ -44,6 +44,7 @@ pymorphy2==0.8
 pymorphy2-dicts==2.4.393442.3710985
 pysolr==3.2.0
 python-dateutil==2.2
+python-magic==0.4.12
 python-memcached==1.48
 python-openid==2.2.5
 python-social-auth==0.1.23

templates/c_admin/file/file_update.html

@@ -1,4 +1,9 @@
 {% extends 'c_admin/base.html' %}
+{% load static %}
+
+{% block scripts %}
+    <script src="{% static 'ckeditor/ckeditor/ckeditor.js' %}"></script>
+{% endblock %}
 
 {% block body %}
     <form action="." method="post" enctype="multipart/form-data" class="form-horizontal">
@@ -11,7 +16,33 @@
                     <h2><i class="icon-pencil"></i> Основная информация</h2>
                 </div>
                 <div class="box-content">
-                    {{ form.as_p }}
+{#                    {{ form.as_p }}#}
+
+                    {% with field='file_name' form=form languages=languages %}
+                        {% include 'c_admin/forms/multilang.html' %}
+                    {% endwith %}
+
+                    <div class="control-group {% if form.file_path.errors %}error{% endif %}">
+                        <label class="control-label">
+                            <b>{{ form.file_path.label }}:</b>
+                        </label>
+                        <div class="controls">{{ form.file_path }}
+                            <span class="help-inline">{{ form.file_path.errors }}</span>
+                        </div>
+                    </div>
+
+                    <div class="control-group {% if form.purpose.errors %}error{% endif %}">
+                        <label class="control-label">
+                            <b>{{ form.purpose.label }}:</b>
+                        </label>
+                        <div class="controls">{{ form.purpose }}
+                            <span class="help-inline">{{ form.purpose.errors }}</span>
+                        </div>
+                    </div>
+
+                    {% with field='description' form=form languages=languages %}
+                        {% include 'c_admin/forms/multilang.html' %}
+                    {% endwith %}
                 </div>