// Ref: http://wurfl.sourceforge.net/dotnet_index.php
public static IBrowserCaps GetBrowserCaps(HttpContextBase httpContext)
{
BrowserCaps browserCaps;
// We do not need to requery the WURFL manager if we have already
// cached the BrowserCaps on the HttpContextBase for this instance.
if (httpContext.Items.Contains(BrowserCapsKeyName))
{
browserCaps = httpContext.Items[BrowserCapsKeyName] as BrowserCaps;
if (browserCaps != null)
{
return(browserCaps);
}
}
// Otherwise, query the WURFL manager for this HttpRequest.
Log.Debug("Start: WURFL Query");
var device = WurflManager.GetDeviceForRequest(httpContext.Request.UserAgent ?? String.Empty);
bool isMobile, isTablet, hasCookieSupport;
Boolean.TryParse(device.GetCapability("is_wireless_device"), out isMobile);
Boolean.TryParse(device.GetCapability("is_tablet"), out isTablet);
Boolean.TryParse(device.GetCapability("cookie_support"), out hasCookieSupport);
browserCaps = new BrowserCaps
{
IsMobile = isMobile,
IsTablet = isTablet,
IsDesktop = !(isMobile || isTablet),
HasCookieSupport = hasCookieSupport,
BrandName = device.GetCapability("brand_name"),
ModelName = device.GetCapability("model_name"),
DeviceOs = device.GetCapability("device_os")
};
Log.Debug("Stop: WURFL Query");
return(browserCaps);
}
public override void OnActionExecuting(ActionExecutingContext filterContext)
{
HttpRequestBase request = filterContext.RequestContext.HttpContext.Request;
// We don't have ARR server for dev environment, so we still need to check to see if the current domain name is the mobile site.
if (request.Url.AbsoluteUri.StartsWith(SiteConfiguration.Current.MobileSiteAddress, StringComparison.OrdinalIgnoreCase))
{
return;
}
// Creates a WURFLRequest object from an ASP.NET HttpRequest object
WURFLRequest wurflRequest = WURFLRequestFactory.CreateRequest(HttpContext.Current.Request);
// Indicates whether the current user agent string refers to a desktop agent.
if (wurflRequest.IsDesktopRequest)
{
return;
}
// Get the information about the device
IDevice deviceInfo = WurflManager.GetDeviceForRequest(wurflRequest);
// Tells you if a device is a tablet computer (iPad and similar, regardless of OS)
bool isTablet = string.Equals(deviceInfo.GetCapability("is_tablet") ?? string.Empty, "true", StringComparison.OrdinalIgnoreCase);
if (isTablet)
{
// so we don't show the mobile site for iPad.
return;
}
// Indicates whether the current user agent string refers to a mobile device.
bool isMobileRequest = wurflRequest.IsMobileRequest;
// Tells you if a device is wireless or not. Specifically a mobile phone or a PDA are considered wireless devices, a desktop PC or a laptop are not
bool isWirelessDevice = string.Equals(deviceInfo.GetCapability("is_wireless_device") ?? string.Empty, "true", StringComparison.InvariantCultureIgnoreCase);
if (isMobileRequest && isWirelessDevice)
{
// we can redirect to the mobile site!
filterContext.Result = new RedirectResult(SiteConfiguration.Current.MobileSiteAddress);
}
}
