Added docker support

app/YtManagerApp/views/controls/modal.py

@@ -0,0 +1,53 @@
+from django.views.generic.base import ContextMixin
+from django.http import JsonResponse
+
+
+class ModalMixin(ContextMixin):
+    template_name = 'YtManagerApp/controls/modal.html'
+    success_url = '/'
+
+    def __init__(self, modal_id='dialog', title='', fade=True, centered=True, small=False, large=False, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.id = modal_id
+        self.title = title
+        self.fade = fade
+        self.centered = centered
+        self.small = small
+        self.large = large
+
+    def get_context_data(self, **kwargs):
+        data = super().get_context_data(**kwargs)
+        data['modal_id'] = self.id
+
+        data['modal_classes'] = ''
+        if self.fade:
+            data['modal_classes'] += 'fade '
+
+        data['modal_dialog_classes'] = ''
+        if self.centered:
+            data['modal_dialog_classes'] += 'modal-dialog-centered '
+        if self.small:
+            data['modal_dialog_classes'] += 'modal-sm '
+        elif self.large:
+            data['modal_dialog_classes'] += 'modal-lg '
+
+        data['modal_title'] = self.title
+
+        return data
+
+    def modal_response(self, form, success=True, error_msg=None):
+        result = {'success': success}
+        if not success:
+            result['errors'] = form.errors.get_json_data(escape_html=True)
+        if error_msg is not None:
+            result['errors']['__all__'] = [{'message': error_msg}]
+
+        return JsonResponse(result)
+
+    def form_valid(self, form):
+        super().form_valid(form)
+        return self.modal_response(form, success=True)
+
+    def form_invalid(self, form):
+        super().form_invalid(form)
+        return self.modal_response(form, success=False)