django-class-based-views

问题 We have a class-based-generic view that adds an object with a ManyToManyField relationship. We're trying to modify some values on save() override for the relationships created on that ManyToManyField, but it doesn't seem like they ever get created in save(), so we're forced to call a post_save method in get_success_url so the relationships are created. This seems very, very ugly. How do we force the relationships to be created before we leave save()? I've seen this answer on SO, which says to

问题 In my model, I have a defined a FileField which my template displays it as a link. My problem is that the linked file displays the url as the name. What shows on html page is: Uploaded File: ./picture.jpg I've looked on the DjangoDocs regarding file names and a previous S.O. question, but just can't figure it out. How can I: Have it display a different name, not a url. Allow the admin who uploaded the file to give it a name, which would then be viewed on the template. my models.py: class

问题 I am trying to reverse from CreateView to DetailView after I have uploaded my Image. I get the same message NoReverseMatch at /photo/image/add Reverse for 'image-view' with arguments '()' and keyword arguments '{'pk': 50}' not found. 0 pattern(s) tried: [] This is my Model for Image from django.db import models from django.contrib.auth.models import User from django.contrib import admin from django.conf import settings from string import join import os class Image(models.Model): title =

问题 I am trying to reverse from CreateView to DetailView after I have uploaded my Image. I get the same message NoReverseMatch at /photo/image/add Reverse for 'image-view' with arguments '()' and keyword arguments '{'pk': 50}' not found. 0 pattern(s) tried: [] This is my Model for Image from django.db import models from django.contrib.auth.models import User from django.contrib import admin from django.conf import settings from string import join import os class Image(models.Model): title =

问题 I am trying to reverse from CreateView to DetailView after I have uploaded my Image. I get the same message NoReverseMatch at /photo/image/add Reverse for 'image-view' with arguments '()' and keyword arguments '{'pk': 50}' not found. 0 pattern(s) tried: [] This is my Model for Image from django.db import models from django.contrib.auth.models import User from django.contrib import admin from django.conf import settings from string import join import os class Image(models.Model): title =

问题 I want to use generic class base views using django 1.9 What i am trying to understand that from django.views.generic import CreateView from braces.views import LoginRequiredMixin from .models import Invoice class InvoiceCreateView(LoginRequiredMixin,CreateView): model = Invoice def generate_invoice(self): ... return invoice now i want to bind this custom method to url. How can i achive this? I know using function base view its simple but i want to do this using class base views. Help will be

问题 I want to use generic class base views using django 1.9 What i am trying to understand that from django.views.generic import CreateView from braces.views import LoginRequiredMixin from .models import Invoice class InvoiceCreateView(LoginRequiredMixin,CreateView): model = Invoice def generate_invoice(self): ... return invoice now i want to bind this custom method to url. How can i achive this? I know using function base view its simple but i want to do this using class base views. Help will be

问题 I am very new to django Class based views, trying to integrate it with my existing project. My goal is to use same Class based view to Create and Update student application form. I am trying to integrate CreateUpdateView from the @scubabuddha's answer from the solution. views.py from createupdateview import CreateUpdateView class StudentView(CreateUpdateView): template_name="admission.html" Model = Student form_class = StudentForm def get(self, request, *args, **kwargs): return self.post

问题 I have used as many examples online as I could cobble together in an attempt to get my two simple models to have the ability to do an inline formset allowing me to add many files to a technial drawing. This is not working, I can only add one file for the Create and the update only updates the Technical_Entry model, not a file...which in of itself acts funny. The UI ona create shows one spot to add a file, then save the entire record and its child record. That works. The update, the UI shows

问题 I have used as many examples online as I could cobble together in an attempt to get my two simple models to have the ability to do an inline formset allowing me to add many files to a technial drawing. This is not working, I can only add one file for the Create and the update only updates the Technical_Entry model, not a file...which in of itself acts funny. The UI ona create shows one spot to add a file, then save the entire record and its child record. That works. The update, the UI shows