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https和http 调用过程中请求头 referrer 获取不到的问题

2016-10-17 12:05 351 查看
HTTP协议规定:
Clients SHOULD NOT include a Referer header field in a (non-secure) HTTP request if the referring page was transferred with a secure protocol.

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解决办法:1、表单添加一个字段referrer,如果头部没有Referer,则获取表单的这个字段, 添加js:
<input id="referrer" type="hidden" name="referrer" />


<script type="text/javascript">

document.getElementById("referrer").value =  window.location.href

</script>

[/code]
2、后台:
string urlReferrer = "";

if (Request.UrlReferrer == null)

{

urlReferrer = Request["referrer"];

}
else

{

urlReferrer = Request.UrlReferrer.AbsoluteUri;

}

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