复制代码 代码如下:

//前台
<div id=\"showIframe\"></div>
$(document).ready(function() {
var url = \"@Url.Action(\"GetPageHtml\",\"Catalog\")\";
$.ajax({
url: url,
type: \"POST\",
dataType:\"json\",
data: { url: \"http://www.baidu.com\" },
error: function () {
alert(\"bbb\");
},
success: function (data) {
$(\"#showIframe\").append(data);
//$(\"#showIframe div\").hide();
//$(\"#showIframe>#container\").show();
//$(\"#showIframe>#container>#content\").show();
//$(\"#showIframe>#container>#content>.cmsPage\").show();
}
});
});
//后台
//爬虫本质，发送URL请求，返回整个页面HTML
[HttpPost]
public JsonResult GetPageHtml(string url)
{
string pageinfo;
try
{
HttpWebRequest myReq = (HttpWebRequest)HttpWebRequest.Create(url);
myReq.Accept = \"image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, */*\";
myReq.UserAgent = \"Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727)\";
HttpWebResponse myRep = (HttpWebResponse)myReq.GetResponse();
Stream myStream = myRep.GetResponseStream();
StreamReader sr = new StreamReader(myStream, Encoding.Default);
pageinfo = sr.ReadToEnd().ToString();
}
catch
{
pageinfo = \"\";
}
return Json(pageinfo);
}