文件上传组件使用。

参考：
https://www.cnblogs.com/landeanfen/p/5007400.html

bootstrap-fileinput源码：https://github.com/kartik-v/bootstrap-fileinput

bootstrap-fileinput在线API：http://plugins.krajee.com/file-input

bootstrap-fileinput Demo展示：http://plugins.krajee.com/file-basic-usage-demo

<script src="/static/vendors/kartik-v-bootstrap-fileinput-3540936/js/plugins/piexif.min.js" ???????type="text/javascript"></script><script src="/static/vendors/kartik-v-bootstrap-fileinput-3540936/js/plugins/sortable.min.js" ???????type="text/javascript"></script><script src="/static/vendors/kartik-v-bootstrap-fileinput-3540936/js/plugins/purify.min.js" ???????type="text/javascript"></script><script type="text/javascript" src="/static/vendors/kartik-v-bootstrap-fileinput-3540936/js/fileinput.min.js"></script>

 <form id="fileuploadform" enctype="multipart/form-data"> ???????????????????????????????<div class="col-md-12 col-sm-12 col-xs-12 form-group has-feedback"> ???????????????????????????????????<label class="control-label col-md-3 col-sm-12 col-xs-12" ???????????????????????????????????>选择文件</label> ???????????????????????????????????<div class="col-md-9 col-sm-12 col-xs-12"> ???????????????????????????????????????<input id="input-id" type="file"> ???????????????????????????????????</div> ???????????????????????????????</div>

$(document).ready(function () { ???$("#input-id").fileinput({ ???????showUpload:true, ???????uploadLabel: "xxx", ???????uploadTitle: "xxxx", ???????allowedFileExtensions: [‘xlsx‘], ???????maxFileSize: 10000, ???????maxFilesNum: 1, ???????uploadUrl: ?"xxxx", ???????//showPreview：false, ???????enctype: ‘multipart/form-data‘, ???????ajaxSettings: { type: "POST", ??headers: header,}, ???????uploadExtraData: function (previewId, index) { ???????????var obj = {}; ??????????obj["xxx"]=$("#xxx").val() ???????????return obj; ???????}, ????}); ???});

 perfFile = request.FILES.get("file_data", None) ?# 获取上传的文件，如果没有文件，则默认为None ???if not perfFile: ???????result["error"] = "no uploaded files found" ???????return Response(result)

文件上传组件使用。

原文地址：https://www.cnblogs.com/abcyrf/p/9603646.html