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#-*- coding: utf-8 -*-
"""
文件存储
"""
import os
import time
import random
from django.core.files.storage import FileSystemStorage
class OverwriteStorage(FileSystemStorage):
def _save(self, name, content):
if self.exists(name):
self.delete(name)
ext = os.path.splitext(name)[1]
d = os.path.dirname(name)
fn = time.strftime("%Y%m%d%H%M%S")
fn = fn + "_%d" % random.randint(0,1000)
name = os.path.join(d, fn + ext)
return super(OverwriteStorage, self)._save(name, content)
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