如何替换/覆盖上传的文件? [英] How can I replace/override an uploaded file?
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问题描述
我想要能够上传文件并在每次上传时覆盖/替换最新版本的现有文件。
I want to be able to upload a file and on each upload to override/replace the existing file with the newest version.
from django.core.files.storage import FileSystemStorage
fs = FileSystemStorage(location='C:/temp', base_url='/attachments')
class Import(models.Model):
file = models.FileField(upload_to='data', storage=fs)
推荐答案
我不知道这是否是最好的方法,但以下行帮助我覆盖/替换现有文件。
I don't know if this is the best approach, but the following lines helped me override/replace the existing file.
upload_dir_path = Setting.objects.get(entry__exact='upload_path').value
delete_files(upload_dir_path)
upload = form.save(commit=False)
upload.file.storage.location = upload_dir_path
upload = form.save()
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