django之文件上传

upload.html

<form action="" method="post" enctype ="multipart/form-data">{%csrf_token%}
<input type="file" name='fafafa' id="file_upload">
<input type="submit" value="提交">
</form>

views.py

def uoload(request):
 if request.method == "POST":
     file = request.FILES.get("fafafa")
      with open(file.name,'wb') as f:
           for line in file.chunks()::
                f.write(line)
            f.close()
      return HttpResponse('OK') 
 return render(request,'upload.html')

  通过ajax提交 js代码

<script src="/static/js/jquery-3.2.1.min.js"></script>
<script>
 function FileUpload() {
 	var form_data = new FormData();
 	var file_info =$( '#file_upload')[0].files[0];
 	form_data.append('file',file_info);
 	//if(file_info==undefined)暂且不许要判断是否有附件
 		//alert('你没有选择任何文件');
 		//return false
 	$.ajax({
 		url:'/upload_ajax/',
 		type:'POST',
 		data: form_data,
 		processData: false, // tell jquery not to process the data
 		contentType: false, // tell jquery not to set contentType
 		success: function(callback) {
			console.log('ok')
	 }
 });

}</script>

views.py相关代码

def upload_ajax(request):
 	if request.method == 'POST':
    	file_obj = request.FILES.get('fafafa')
    	import os
     	f = open(os.path.join(BASE_DIR, 'static', 'pic', file_obj.name), 'wb')
     	print(file_obj,type(file_obj))
     	for chunk in file_obj.chunks():
        	 f.write(chunk)
     	f.close()
         return HttpResponse('OK')

通过iframe标签提交

upload.html

<div>
 <form id="my_form" name="form" action="/upload_iframe/" method="POST" enctype="multipart/form-data">
 <input type="text" name="user">
 <input type="password" name="password">
 <input type="file" name="file">
 <input type="button" value="upload" onclick="UploadFile()">
 </form>
 <iframe id='my_iframe' name='my_iframe' src="" class="hide"></iframe>
 </div>



function UploadFile() {
 	document.getElementById('my_iframe').onload = Testt;
 	document.getElementById('my_form').target = 'my_iframe';
 	document.getElementById('my_form').submit();
 }
 function Testt(ths){
 	var t = $("#my_iframe").contents().find("body").text();
 	console.log(t);
 }

views.py

def upload_iframe(request):
      if request.method == 'POST':
           file_obj = request.FILES.get('file')
           import os
           f = open(os.path.join(BASE_DIR, 'static', 'pic', file_obj.name), 'wb')
           print(file_obj,type(file_obj))
           for chunk in file_obj.chunks():
                  f.write(chunk)
            f.close()
             return HttpResponse('OK')