我想在Django管理员中上传多个文件,而不必放置多个FileField字段。用户可以以简单的方式管理文件;删除或更改每个上传的文件,但一次上传几个。
我认为可行的解决方案是使用多个文件域,但问题是,我不知道用户将上传多少文件
def case_upload_location(instance, filename):
case_name = instance.name.lower().replace(" ", "-")
file_name = filename.lower().replace(" ", "-")
return "casos/{}/{}".format(case_name, file_name)
class Case(models.Model):
name = models.CharField(max_length=250)
observations = models.TextField(null = True, blank = True)
number_folder = models.CharField('Folder', max_length=250)
file1 = models.FileField('file 1', upload_to=case_upload_location, null = True, blank = True)
file2 = models.FileField('file 2', upload_to=case_upload_location, null = True, blank = True)
file3 = models.FileField('file 3', upload_to=case_upload_location, null = True, blank = True)
file4 = models.FileField('file 4', upload_to=case_upload_location, null = True, blank = True)
最终目标
要上传的多个文件(用户需要逐个删除或更改,但一次上传所有文件)。
看起来你需要从“案例文件”模型到你定义的“案例”模型的一对多外键关系。
models.朋友
from django.db import models
def case_upload_location(instance, filename):
case_name = instance.name.lower().replace(" ", "-")
file_name = filename.lower().replace(" ", "-")
return "casos/{}/{}".format(case_name, file_name)
class Case(models.Model):
# datos del caso
name = models.CharField('Nombre', max_length=250)
observations = models.TextField('Observaciones', null = True, blank = True)
number_folder = models.CharField('Numero de Carpeta', max_length=250)
class CaseFile(models.Model):
case = models.ForeignKey(Case, on_delete=models.CASCADE) # When a Case is deleted, upload models are also deleted
file = models.FileField(upload_to=case_upload_location, null = True, blank = True)
然后,您可以添加StackedInline管理表单以将Case Files直接添加到给定的Case。
admin.朋友
from django.contrib import admin
from .models import Case, CaseFile
class CaseFileAdmin(admin.StackedInline):
model = CaseFile
@admin.register(Case)
class CaseAdmin(admin.ModelAdmin):
inlines = [CaseFileAdmin]
@admin.register(CaseFile)
class CaseFileAdmin(admin.ModelAdmin):
pass