void context_PostReleaseRequestState(object sender, EventArgs e)
{
var app = (HttpApplication)sender;
var context = app.Context;
var settings = Util.CheckConfig(context);
if (settings == null)
{
return;
}
context.Response.Cache.VaryByHeaders["Accept-Encoding"] = true;
string acceptedTypes = app.Request.Headers["Accept-Encoding"];
if (Util.DeelImage(context))
{
return;
}
var ext = Path.GetExtension(app.Request.Path);
//ÐÞ¸ÄΪaspx²»»º´æ
if (ext != ".aspx")
{
string cache = app.Context.Request.Url.AbsoluteUri;
cache = Util.GetMd5Sum(cache);
context.Response.Cache.SetCacheability(HttpCacheability.Public);
context.Response.Cache.SetMaxAge(new TimeSpan(7, 0, 0, 0));
context.Response.Cache.SetExpires(DateTime.Now.AddYears(1));
try
{
context.Response.Cache.SetETag(cache);
}
catch (InvalidOperationException)
{
context.Response.AppendHeader("ETag", cache);
}
}
context.Response.Charset = "utf-8";
if (acceptedTypes == null)
{
return;
}
var filter = new CompressionPageFilter(app.Response.Filter)
{
App = app, Setting = settings
};
context.Response.Filter = filter;
if (context.Request.Browser.Browser == "IE")
{
if (context.Request.Browser.MajorVersion < 6)
{
return;
}
if (context.Request.Browser.MajorVersion == 6 &&
!string.IsNullOrEmpty(context.Request.ServerVariables["HTTP_USER_AGENT"]) &&
context.Request.ServerVariables["HTTP_USER_AGENT"].Contains("EV1"))
{
return;
}
}
acceptedTypes = acceptedTypes.ToLower();
if ((acceptedTypes.Contains("gzip") || acceptedTypes.Contains("x-gzip") || acceptedTypes.Contains("*")) &&
(settings.CompressionType != CompressionType.Deflate))
{
filter.Compress = "gzip";
}
else if (acceptedTypes.Contains("deflate"))
{
filter.Compress = "deflate";
}
try
{
if (filter.Compress != "none")
{
//context.Response.Filter = new GZipStream(context.Response.Filter, CompressionMode.Compress);
context.Response.AppendHeader("Content-Encoding", filter.Compress);
}
}
catch {}
}
void context_PostReleaseRequestState(object sender, EventArgs e)
{
var app = (HttpApplication) sender;
var context = app.Context;
var settings = Util.CheckConfig(context);
if (settings == null)
return;
context.Response.Cache.VaryByHeaders["Accept-Encoding"] = true;
string acceptedTypes = app.Request.Headers["Accept-Encoding"];
if (Util.DeelImage(context))
return;
var ext = Path.GetExtension(app.Request.Path);
//ÐÞ¸ÄΪaspx²»»º´æ
if (ext != ".aspx")
{
string cache = app.Context.Request.Url.AbsoluteUri;
cache = Util.GetMd5Sum(cache);
context.Response.Cache.SetCacheability(HttpCacheability.Public);
context.Response.Cache.SetMaxAge(new TimeSpan(7, 0, 0, 0));
context.Response.Cache.SetExpires(DateTime.Now.AddYears(1));
try
{
context.Response.Cache.SetETag(cache);
}
catch (InvalidOperationException)
{
context.Response.AppendHeader("ETag", cache);
}
}
context.Response.Charset = "utf-8";
if (acceptedTypes == null)
return;
var filter = new CompressionPageFilter(app.Response.Filter) {App = app, Setting = settings};
context.Response.Filter = filter;
if (context.Request.Browser.Browser == "IE")
{
if (context.Request.Browser.MajorVersion < 6)
return;
if (context.Request.Browser.MajorVersion == 6 &&
!string.IsNullOrEmpty(context.Request.ServerVariables["HTTP_USER_AGENT"]) &&
context.Request.ServerVariables["HTTP_USER_AGENT"].Contains("EV1"))
return;
}
acceptedTypes = acceptedTypes.ToLower();
if ((acceptedTypes.Contains("gzip") || acceptedTypes.Contains("x-gzip") || acceptedTypes.Contains("*")) &&
(settings.CompressionType != CompressionType.Deflate))
filter.Compress = "gzip";
else if (acceptedTypes.Contains("deflate"))
filter.Compress = "deflate";
try
{
if (filter.Compress != "none")
{
//context.Response.Filter = new GZipStream(context.Response.Filter, CompressionMode.Compress);
context.Response.AppendHeader("Content-Encoding", filter.Compress);
}
}
catch{}
}
