1.下载页面

文件下载 - 图1
image.png

2.下载页面代码
  2. def file_iterator(file_name, chunk_size=1024):
  3.     with open(file_name) as f:
  4.         while True:
  5.             c = f.read(chunk_size)
  6.             if c:
  7.                 yield c
  8.             else:
  9.                 break
  11. def FileDownload(request):
  12.     if request.method == 'GET':
  13.         FilePath = request.GET['filepath']
  14.         FileName = str(FileInfo.objects.get(FileField=FilePath).FileName)
  15.         response = StreamingHttpResponse(file_iterator(FilePath))
  16.         response['Content-Type'] = 'application/octet-stream'
  17.         response['Content-Disposition'] = 'attachment;filename=%s' % FileName
  18.         return response
  19.         # print FilePath
  20.     else:
  21.         return HttpResponse('method must be get')
  1. <a name="Hv05L"></a>
  2. # url
  3. `    url(r'^download/', views.FileDownload), `
  4. <a name="cChkE"></a>
  5. ##### 3.下载页面前端代码
  6. ```html
  7. <div class="panel-body">
  8.                 <table class="table File-List-index-Table">
  9.             <tr>
  10.                 <th>Id</th>
  11.                 <th>项目</th>
  12.                 <th>名称</th>
  13.                 <th>备注</th>
  14.                 <th>上传时间</th>
  15.                 <th>下载</th>
  16.             </tr>
  17.             {% if list == '' %}
  18.                 <span></span>
  19.             {% else %}
  20.                 {% for m in list %}
  21.                     <tr>
  22.                         <td>{{ m.id }}</td>
  23.                         <td>{{ m.ProName }}</td>
  24.                         <td>{{ m.Filename }}</td>
  25.                         <td>{{ m.Content }}</td>
  26.                         <td>
  27.                             <script>
  28.                                 document.write((new Date({{ m.UpdateTime }} * 1000).toLocaleString()))
  29.                             </script>
  30.                         </td>
  31.                         <td><a href="/download/?filepath={{ m.FileField }}">下载</a></td>
  32.                     </tr>
  33.                 {% endfor %}
  34.             {% endif %}
  35.         </table>
  36.             </div>

作者：Leebor
链接：https://www.jianshu.com/p/147d05f5ab96
来源：简书
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