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我使用的聚合物的iron-ajax元向一个XMLHttpRequest到服务器端点:Ajax响应是文件下载
<iron-ajax
id="ajax"
method="POST"
url="/export/"
params=''
handle-as="json"
on-response="handleResponse"
</iron-ajax>
我兴亚/快递,服务器读取数据流这样的回应:
router.post('/export' , function*(){
var file = __dirname + '/test.zip';
var filename = path.basename(file);
var mimetype = mime.lookup(file);
this.set('Content-disposition', 'attachment; filename=' + filename);
this.set('Content-type', mimetype);
this.body = fs.createReadStream(file);
})
如何在handleResponse()
中启动下载? 理想情况下,我不想处理响应,直接启动下载。
的响应头看(如预期)是这样的:
Content-disposition: attachment; filename=test.zip
Connection: keep-alive
Transfer-Encoding: chunked
Content-type: application/zip