[英]Django Admin TabularInline - Getting Foreign Key through a OneToOne Relationship
[英]django admin tabularinline limit foreign key choice fields
我正在使用django admin表格内联管理界面。
模型
class Issues(TimeStampedModel):
issue_owner = models.ForeignKey(USER_MODEL, related_name='issue_owner')
issue_no = models.CharField(max_length = 500, null = True, blank = True)
class IssueComments(TimeStampedModel):
comment_owner = models.ForeignKey(USER_MODEL, related_name='comment_owner')
issue = models.ForeignKey(Issues, null=True, blank=True)
comment = models.TextField(null=True, blank=True)
我正在尝试在管理员中使用表格内联
管理员
class IssueCommentsAdmin(admin.TabularInline):
model = IssueComments
extra = 1
def formfield_for_foreignkey(self, db_field, request=None,**kwargs):
field = super(IssueCommentsAdmin, self).formfield_for_foreignkey(db_field, request, **kwargs)
if db_field.name == 'comment_owner':
if request.user is not None:
field.queryset = field.queryset.filter(username = request.user.username)
if not field.queryset:
field.queryset = field.queryset.all()
else:
field.queryset = field.queryset.none()
return field
class IssuesAdmin(admin.ModelAdmin):
model = Issues
list_display = ('issue_no', 'title', 'owner_phone_number', 'status', 'issue_priority', 'classification')
inlines = [ IssueCommentsAdmin ]
def render_change_form(self, request, context, *args, **kwargs):
context['adminform'].form.fields['assigned_to_user'].queryset = User.objects.filter(is_staff=True)
return super(IssuesAdmin, self).render_change_form(request, context, args, kwargs)
我想限制comment_owner仅在选择字段中登录用户。 我也能够做到这一点,但是我在这里面临的问题是已经拥有comment_owner的评论,我想保持原样。 在这里,具有comment_owner的注释不会被预先选择。
有点晚了,但是对任何人
您应该在admin.py中创建另一个Model Admin类,并为此对象授予权限。 我建议您更改类名。
class IssueCommentsInline(admin.TabularInline):
...
class IssueCommentsAdmin(admin.ModelAdmin):
...
admin.site.register(IssueComments,IssueCommentsAdmin)
这样,您可以使用get_queryset编辑所有数据,并使用get_field_queryset编辑字段数据。
问候!
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