We created a custom class where we just manually add the browser agent information. You could add an admin page to manage this or hard code it like we did. We have it in a different .dll so that we can just upload this separately from the rest of the site if we need to update them.
public static class MobileDetection
{
private static string _isMobileURL_Pattern = "^(/M-.*|/Checkout/M-.*|/.*\\.js|/.*\\.css|/.*\\.jpg|/.*\\.png|/.*\\.gif|/.*\\.axd.*|/.*\\.js|/.*\\.asmx.*)$";
private static List<DetectionRule> _rules = new List<DetectionRule>(new DetectionRule[]
{
new DetectionRule{MobileUserAgentPattern = ".*ipod.*", RedirectURL = "~/M-Default.aspx"},
new DetectionRule{MobileUserAgentPattern = ".*iphone.*", RedirectURL = "~/M-Default.aspx"},
new DetectionRule{MobileUserAgentPattern = ".*android.*", RedirectURL = "~/M-Default.aspx"},
new DetectionRule{MobileUserAgentPattern = ".*opera mini.*", RedirectURL = "~/M-Default.aspx"},
new DetectionRule{MobileUserAgentPattern = ".*blackberry.*", RedirectURL = "~/M-Default.aspx"},
new DetectionRule{MobileUserAgentPattern = "/(pre\\/|palm os|palm|hiptop|avantgo|fennec|plucker|xiino|blazer|elaine)/i", RedirectURL = "~/M-Default.aspx"},
new DetectionRule{MobileUserAgentPattern = "/(iris|3g_t|windows ce|opera mobi|windows ce; smartphone;|windows ce; iemobile)/i", RedirectURL = "~/M-Default.aspx"},
new DetectionRule{MobileUserAgentPattern = "/(mini 9.5|vx1000|lge |m800|e860|u940|ux840|compal|wireless| mobi|ahong|lg380|lgku|lgu900|lg210|lg47|lg920|lg840|lg370|sam-r|mg50|s55|g83|t66|vx400|mk99|d615|d763|el370|sl900|mp500|samu3|samu4|vx10|xda_|samu5|samu6|samu7|samu9|a615|b832|m881|s920|n210|s700|c-810|_h797|mob-x|sk16d|848b|mowser|s580|r800|471x|v120|rim8|c500foma:|160x|x160|480x|x640|t503|w839|i250|sprint|w398samr810|m5252|c7100|mt126|x225|s5330|s820|htil-g1|fly v71|s302|-x113|novarra|k610i|-three|8325rc|8352rc|sanyo|vx54|c888|nx250|n120|mtk |c5588|s710|t880|c5005|i;458x|p404i|s210|c5100|teleca|s940|c500|s590|foma|samsu|vx8|vx9|a1000|_mms|myx|a700|gu1100|bc831|e300|ems100|me701|me702m-three|sd588|s800|8325rc|ac831|mw200|brew |d88|htc\\/|htc_touch|355x|m50|km100|d736|p-9521|telco|sl74|ktouch|m4u\\/|me702|8325rc|kddi|phone|lg |sonyericsson|samsung|240x|x320vx10|nokia|sony cmd|motorola|up.browser|up.link|mmp|symbian|smartphone|midp|wap|vodafone|o2|pocket|kindle|mobile|psp|treo)/i", RedirectURL = "~/M-Default.aspx"},
new DetectionRule{MobileUserAgentPattern = ".*text\\/vnd\\.wap\\.wml\\.*", RedirectURL = "~/M-Default.aspx"}
});
public static List<DetectionRule> MobileDetectionRules { get { return _rules; } set { _rules = value; } }
public static bool FullSiteEnabled
{
get
{
return HttpContext.Current.Request.Cookies["enableFullSite"] != null;
}
}
/// <summary>
/// Returns whether or not the user should be redirected.
/// </summary>
/// <returns></returns>
public static IsMobileRedirectResult IsMobileRedirect()
{
return IsMobileRedirect(HttpContext.Current.Request.UserAgent, HttpContext.Current.Request.Url.AbsolutePath);
}
/// <summary>
/// Returns whether or not the user is on a mobile device.
/// </summary>
/// <returns></returns>
public static IsMobileRedirectResult IsMobile()
{
return IsMobileUserAgent(HttpContext.Current.Request.UserAgent);
}
/// <summary>
/// Returns whether or not the user agent belongs to a mobile device.
/// </summary>
/// <param name="UserAgent"></param>
/// <returns></returns>
public static IsMobileRedirectResult IsMobileUserAgent(string UserAgent)
{
UserAgent = UserAgent == null ? string.Empty : UserAgent.ToLower();
DetectionRule triggeredRule =
MobileDetectionRules.FirstOrDefault(d => Regex.IsMatch(UserAgent, d.MobileUserAgentPattern));
return new IsMobileRedirectResult
{
IsMobile = triggeredRule != null,
TriggeredDetectionRule = triggeredRule
};
}
/// <summary>
/// Returns whether or not to redirect the user.
/// </summary>
/// <param name="UserAgent"></param>
/// <param name="RequestURL"></param>
/// <returns></returns>
public static IsMobileRedirectResult IsMobileRedirect(string UserAgent, string RequestURL)
{
IsMobileRedirectResult triggeredRule = IsMobileUserAgent(UserAgent);
triggeredRule.IsRedirect = triggeredRule.IsMobile
&& !Regex.IsMatch(RequestURL, _isMobileURL_Pattern)
&& !FullSiteEnabled;
return triggeredRule;
}
#region Data classes
public class IsMobileRedirectResult
{
public bool IsMobile { get; set; }
public bool IsRedirect { get; set; }
public DetectionRule TriggeredDetectionRule { get; set; }
}
public class DetectionRule
{
public string MobileUserAgentPattern { get; set; }
public string RedirectURL { get; set; }
}
#endregion
}