magicajax-cvs

[Dion O. <dol...@us...>]

Update of /cvsroot/magicajax/magicajax/Core
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv29854/magicajax/Core

Modified Files:
	MagicAjaxModule.cs 
Log Message:
Checking of browsercaps (in IsMagicAjaxSupportedBrowser) is now only checked once per request (by storing result in Context.Items). This increases performance.

Index: MagicAjaxModule.cs
===================================================================
RCS file: /cvsroot/magicajax/magicajax/Core/MagicAjaxModule.cs,v
retrieving revision 1.24
retrieving revision 1.25
diff -C2 -d -r1.24 -r1.25
*** MagicAjaxModule.cs	21 Nov 2005 21:40:14 -0000	1.24
--- MagicAjaxModule.cs	22 Nov 2005 10:37:50 -0000	1.25
***************
*** 144,164 ****
  			if (HttpContext.Current != null)
  			{
! 				HttpBrowserCapabilities caps = HttpContext.Current.Request.Browser;
! 
! 				if (caps.Browser != null && caps.EcmaScriptVersion.Major >=1 && caps.W3CDomVersion.Major >= 1)
  				{
! 					switch (caps.Browser.ToLower())
  					{
! 						case "ie":
! 							isSupported = caps.MajorVersion >5 || (caps.MajorVersion == 5 && caps.MinorVersion >= 5);
! 							break;
! 						case "gecko":
! 							isSupported = caps.Type.ToLower().StartsWith("firefox") && caps.MajorVersion >= 1;
! 							break;
! 						case "firefox":
! 							isSupported = caps.MajorVersion >= 1;
! 							break;
! 						//TODO: add support for Opera, Netscape and Safari
  					}
  				}
  			}
--- 144,173 ----
  			if (HttpContext.Current != null)
  			{
! 				// See if supported-check is done before in this request
! 				if (HttpContext.Current.Items.Contains("__IsMagicAjaxSupportedBrowser"))
  				{
! 					isSupported = (bool)HttpContext.Current.Items["__IsMagicAjaxSupportedBrowser"];
! 				}
! 				else
! 				{
! 					HttpBrowserCapabilities caps = HttpContext.Current.Request.Browser;
! 
! 					if (caps.Browser != null && caps.EcmaScriptVersion.Major >= 1 && caps.W3CDomVersion.Major >= 1)
  					{
! 						switch (caps.Browser.ToLower())
! 						{
! 							case "ie":
! 								isSupported = caps.MajorVersion > 5 || (caps.MajorVersion == 5 && caps.MinorVersion >= 5);
! 								break;
! 							case "gecko":
! 								isSupported = caps.Type.ToLower().StartsWith("firefox") && caps.MajorVersion >= 1;
! 								break;
! 							case "firefox":
! 								isSupported = caps.MajorVersion >= 1;
! 								break;
! 							//TODO: add support for Opera, Netscape and Safari
! 						}
  					}
+ 					HttpContext.Current.Items.Add("__IsMagicAjaxSupportedBrowser", isSupported);
  				}
  			}