在django admin中自动上传文件

from django.db import models

class FileUpload(models.Model):
    file = models.FileField(upload_to='uploads/')

from django.contrib import admin
from .models import FileUpload

class FileUploadAdmin(admin.ModelAdmin):
    def save_model(self, request, obj, form, change):
        # 获取上传的文件对象
        uploaded_file = form.cleaned_data.get('file')
        
        if uploaded_file:
            # 执行文件上传操作，例如保存到指定路径或存储到云存储服务
            # 这里可以使用腾讯云对象存储（COS）等相关产品进行文件存储
            # 上传成功后，将文件路径保存到模型对象中
            obj.file = uploaded_file.name
        
        super().save_model(request, obj, form, change)

admin.site.register(FileUpload, FileUploadAdmin)

# settings.py

# 设置文件上传的存储路径
MEDIA_ROOT = os.path.join(BASE_DIR, 'media')

# 设置文件访问的URL前缀
MEDIA_URL = '/media/'

# 腾讯云对象存储（COS）的配置信息
COS_SECRET_ID = 'your_secret_id'
COS_SECRET_KEY = 'your_secret_key'
COS_REGION = 'your_region'
COS_BUCKET_NAME = 'your_bucket_name'

# urls.py

from django.conf import settings
from django.conf.urls.static import static
from django.contrib import admin
from django.urls import path

urlpatterns = [
    # ...其他URL配置...
    path('admin/', admin.site.urls),
] + static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)