"uploadBeforeSend": function(e, t, i) {
var n = e.file
, a = (_.extend(t, {
"fullPath": n.fullPath || "",
"path": n.uploadTo,
"chunk": t.chunk,
"chunks": t.chunks,
"name": t.name,
"size": t.size,
"modifyTime": _.get(n, "source.source.lastModified", ""),
"checkHashSimple": n.hashSimple, //这个具体是怎么计算的?能不能和hashMd5一样?目前看来上传结果二次确认 是不一样的
"checkHashMd5": n.hashMd5,
"chunkSize": this.uploadHandle.options.chunkSize,
"CSRF_TOKEN": Cookie.get("CSRF_TOKEN") //主要是这个,api都是token方式,这个是前端cookie
}),