十七 Django框架,文件上传

1、自定义上传【推荐】

请求对象.FILES.get()获取上传文件的对象
上传对象.name获取上传文件名称
上传对象.chunks()获取上传数据包,字节码类型

html

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link rel="stylesheet" type="text/css" href="/static/css/tou.css">
</head>
<body>

<form action="/bugarticles/" enctype="multipart/form-data" method="post">
    <input type="file" name="shch"/>
    <input type="submit" value="上传"/>
</form>


</body>
</html>
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逻辑处理

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from django.shortcuts import render,redirect
import os

#逻辑处理模块

def special(request):
    if request.method == "POST":
        obj = request.FILES.get('shch')                  #获取上传文件对象

        f = open(os.path.join("app1", obj.name), 'wb')   #以读写字节模式打开,存在覆盖没有创建

        for chunk in obj.chunks():                      #循环文件数据块
            f.write(chunk)                              #写入文件
        f.close()                                       #关闭打开文件

    return render(request, 'app1/index.html',locals())
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内置方式

表单验证模块

class FileForm(forms.Form):
    ExcelFile = forms.FileField()

数据库操作Models模块

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from django.db import models

class UploadFile(models.Model):
    userid = models.CharField(max_length = 30)
    file = models.FileField(upload_to = './upload/')
    date = models.DateTimeField(auto_now_add=True)
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逻辑处理模块

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def UploadFile(request):
    uf = AssetForm.FileForm(request.POST,request.FILES)
    if uf.is_valid():
            upload = models.UploadFile()
            upload.userid = 1
            upload.file = uf.cleaned_data['ExcelFile']
            upload.save()
            
            print upload.file
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原文地址:https://www.cnblogs.com/meng-wei-zhi/p/8183142.html