private void EndRequestHandler(object sender, EventArgs e)
{
// DevDiv 100198: Send error response from EndRequest so Page and Application error handlers still fire on async posts
// DevDiv 118737: Call Response.Clear as well as Response.ClearHeaders to force status code reset in integrated mode and
// to ensure there are no errant headers such as a caching policy. Do not call Response.End or app.CompleteRequest as they
// are pointless from the EndRequest event.
HttpApplication app = (HttpApplication)sender;
HttpContext context = app.Context;
object o = context.Items[PageRequestManager.AsyncPostBackErrorKey];
if ((o != null) && ((bool)o == true))
{
context.ClearError();
context.Response.ClearHeaders();
context.Response.Clear();
context.Response.Cache.SetCacheability(HttpCacheability.NoCache);
context.Response.ContentType = "text/plain";
string errorMessage = (string)context.Items[PageRequestManager.AsyncPostBackErrorMessageKey];
o = context.Items[PageRequestManager.AsyncPostBackErrorHttpCodeKey];
// o should definitely be an int, but user code could overwrite it
int httpCode = (o is int) ? (int)o : 500;
PageRequestManager.EncodeString(context.Response.Output,
PageRequestManager.ErrorToken,
httpCode.ToString(CultureInfo.InvariantCulture),
errorMessage);
}
}
private static void HttpResponse_Redirecting(object sender, EventArgs e)
{
HttpResponse response = (HttpResponse)sender;
HttpContext context = response.Context;
// Is in async postback, get status code and check for 302
if (PageRequestManager.IsAsyncPostBackRequest(new HttpRequestWrapper(context.Request)))
{
// Save the redirect location and other data before we clear it
string redirectLocation = response.RedirectLocation;
List <HttpCookie> cookies = new List <HttpCookie>(response.Cookies.Count);
for (int i = 0; i < response.Cookies.Count; i++)
{
cookies.Add(response.Cookies[i]);
}
// Clear the entire response and send a custom response that the client script can process
response.ClearContent();
response.ClearHeaders();
for (int i = 0; i < cookies.Count; i++)
{
response.AppendCookie(cookies[i]);
}
response.Cache.SetCacheability(HttpCacheability.NoCache);
response.ContentType = "text/plain";
// DevDiv#961281
// Allow apps to access to the redirect location
context.Items[PageRequestManager.AsyncPostBackRedirectLocationKey] = redirectLocation;
// Preserve redirected state: TFS#882879
response.IsRequestBeingRedirected = true;
PageRequestManager.EncodeString(response.Output, PageRequestManager.UpdatePanelVersionToken, String.Empty, PageRequestManager.UpdatePanelVersionNumber);
// url encode the location in a way that javascript unescape() will be able to reverse
redirectLocation = String.Join(" ", redirectLocation.Split(' ').Select(part => HttpUtility.UrlEncode(part)));
PageRequestManager.EncodeString(response.Output, PageRequestManager.PageRedirectToken, String.Empty, redirectLocation);
}
else if (RestHandlerFactory.IsRestRequest(context))
{
// We need to special case webservice redirects, as we want them to fail (always are auth failures)
RestHandler.WriteExceptionJsonString(context, new InvalidOperationException(AtlasWeb.WebService_RedirectError), (int)HttpStatusCode.Unauthorized);
}
}
//开始统计
protected void ImageButton1_Click(object sender, ImageClickEventArgs e)
{
Dictionary <string, int> dic = PageRequestManager.GetPageRequestsStatisticByAccountId(oper.Account.AccountId, this.txtBeginDate.Text.Trim(), this.txtEndDate.Text.Trim());
if (dic != null && dic.Count > 0)
{
string strXML;
strXML = "<graph caption='流量统计分析' xAxisName='访问日期' baseFontSize='12' decimalPrecision='0' showNames='1' pieSliceDepth='30' formatNumberScale='0'>";
int sunCount = 0;
foreach (string keyName in dic.Keys)
{
if (keyName != null && dic[keyName] != null)
{
strXML += "<set name='" + keyName + "' value='" + dic[keyName] + "' hoverText='流量数：" + dic[keyName] + "'/> ";
}
}
strXML += "</graph>";
FCLiteral.Text = FusionCharts.RenderChart("../JS/FusionCharts/Line.swf", "", strXML, "myNext", "650", "330", false, false);
}
else
{
FCLiteral.Text = "没有数据";
}
}
