Csharp: Detect Mobile Browsers

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/// <summary>
/// 檢測手機客戶端  HttpCapabilitiesBase.IsMobileDevice
/// .NET 4.5
/// 塗聚文注
/// </summary>
public static class HttpRequestBaseExtensions
{
    #region Private Fields
 
    // These regular expressions retrieved from http://detectmobilebrowser.com/ "Open source mobile phone detection".
    private static Regex MobileBrowsers = new Regex(@"android|avantgo|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\\/|plucker|pocket|psp|symbian|treo|up\\.(browser|link)|vodafone|wap|windows (ce|phone)|xda|xiino|xiaomi|huawei", RegexOptions.IgnoreCase | RegexOptions.Multiline);
    private static Regex MobileApps = new Regex(@"1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\\-(n|u)|c55\\/|capi|ccwa|cdm\\-|cell|chtm|cldc|cmd\\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\\-s|devi|dica|dmob|do(c|p)o|ds(12|\\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\\-|_)|g1 u|g560|gene|gf\\-5|g\\-mo|go(\\.w|od)|gr(ad|un)|haie|hcit|hd\\-(m|p|t)|hei\\-|hi(pt|ta)|hp( i|ip)|hs\\-c|ht(c(\\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\\-(20|go|ma)|i230|iac( |\\-|\\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\\/)|klon|kpt |kwc\\-|kyo(c|k)|le(no|xi)|lg( g|\\/(k|l|u)|50|54|e\\-|e\\/|\\-[a-w])|libw|lynx|m1\\-w|m3ga|m50\\/|ma(te|ui|xo)|mc(01|21|ca)|m\\-cr|me(di|rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\\-2|po(ck|rt|se)|prox|psio|pt\\-g|qa\\-a|qc(07|12|21|32|60|\\-[2-7]|i\\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\\-|oo|p\\-)|sdk\\/|se(c(\\-|0|1)|47|mc|nd|ri)|sgh\\-|shar|sie(\\-|m)|sk\\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\\-|v\\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\\-|tdg\\-|tel(i|m)|tim\\-|t\\-mo|to(pl|sh)|ts(70|m\\-|m3|m5)|tx\\-9|up(\\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|xda(\\-|2|g)|yas\\-|your|zeto|zte\\-", RegexOptions.IgnoreCase | RegexOptions.Multiline);
 
    #endregion
 
    public const string ViewMobileSiteCookieName = "ViewMobile";
 
    /// <summary>
    /// Determines if the request emanated from a mobile-device client; and stores the result in a cookie on the response.
    /// </summary>
    /// <param name="request"></param>
    /// <param name="Response"></param>
    /// <returns></returns>
    public static bool IsMobileClient(HttpRequestBase request, HttpResponseBase Response)
    {
        bool isMobile = false;
        bool isCookieSet = false;
        var viewMobileCookie = request.Cookies[ViewMobileSiteCookieName];
 
        if (viewMobileCookie != null && bool.TryParse(viewMobileCookie.Value, out isMobile))
        {
            isCookieSet = true;
        }
        else if (request.Browser.IsMobileDevice)
        {
            isMobile = true;
        }
        else if (request.ServerVariables["HTTP_X_WAP_PROFILE"].IsNotEmpty())
        {
            isMobile = true;
        }
        else if
            (
                request.ServerVariables["HTTP_ACCEPT"].IsNotEmpty()
                &&
                (
                    request.ServerVariables["HTTP_ACCEPT"].ToLower().Contains("wap")
                    || request.ServerVariables["HTTP_ACCEPT"].ToLower().Contains("wml+xml")
                )
            )
        {
            isMobile = true;
        }
        else if (request.ServerVariables["HTTP_USER_AGENT"].IsNotEmpty())
        {
            string userAgent = request.ServerVariables["HTTP_USER_AGENT"];
            isMobile = ((MobileBrowsers.IsMatch(userAgent) || MobileApps.IsMatch(userAgent.Substring(0, 4))));
        }
 
        // Store the result as a cookie.
        if (!isCookieSet)
            Response.Cookies.Add(new HttpCookie(ViewMobileSiteCookieName, isMobile.ToString()));
 
        return isMobile;
    }
}

 

 

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/// <summary>
        /// 判斷手機客戶端
        /// .NET 2.0 .NET 3.5
        /// 塗聚文 2013-07-17
        /// http://detectmobilebrowser.com/
        /// 
        /// </summary>
        /// <returns></returns>
        public static bool isMobileBrowser()
        {  
                //GETS THE CURRENT USER CONTEXT
                HttpContext context = HttpContext.Current;
 
                //FIRST TRY BUILT IN ASP.NT CHECK
                if (context.Request.Browser.IsMobileDevice)
                {
                    return true;
                }
                //THEN TRY CHECKING FOR THE HTTP_X_WAP_PROFILE HEADER
                if (context.Request.ServerVariables["HTTP_X_WAP_PROFILE"] != null)
                {
                    return true;
                }
                //THEN TRY CHECKING THAT HTTP_ACCEPT EXISTS AND CONTAINS WAP
                if (context.Request.ServerVariables["HTTP_ACCEPT"] != null &&
                    context.Request.ServerVariables["HTTP_ACCEPT"].ToLower().Contains("wap"))
                {
                    return true;
                }
                //AND FINALLY CHECK THE HTTP_USER_AGENT
                //HEADER VARIABLE FOR ANY ONE OF THE FOLLOWING
                if (context.Request.ServerVariables["HTTP_USER_AGENT"] != null)
                {
                    //Create a list of all mobile types
                    string[] mobiles =new string[ ]{"midp", "j2me", "avant", "docomo",
                                "novarra", "palmos", "palmsource",
                                "240x320", "opwv", "chtml",
                                "pda", "windows ce", "mmp/",
                                "blackberry", "mib/", "symbian",
                                "wireless", "nokia", "hand", "mobi",
                                "phone", "cdm", "up.b", "audio",
                                "SIE-", "SEC-", "samsung", "HTC",
                                "mot-", "mitsu", "sagem", "sony"
                                , "alcatel", "lg", "eric", "vx",
                                "NEC", "philips", "mmm", "xx",
                                "panasonic", "sharp", "wap", "sch",
                                "rover", "pocket", "benq", "java",
                                "pt", "pg", "vox", "amoi",
                                "bird", "compal", "kg", "voda",
                                "sany", "kdd", "dbt", "sendo",
                                "sgh", "gradi", "jb", "dddi",
                                "moto", "iphone","ipad","ipod","huawei","xiaomi"
                            };
 
                    //Loop through each item in the list created above
                    //and check if the header contains that text
                    foreach (string s in mobiles)
                    {
                        if (context.Request.ServerVariables["HTTP_USER_AGENT"].
                                                            ToLower().Contains(s.ToLower()))
                        {
                            return true;
                        }
                    }
                }
 
                return false;
        }

 

 

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//參考網址：http://detectmobilebrowsers.com/
string u = Request.ServerVariables["HTTP_USER_AGENT"];
Regex b = new Regex(@"(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows (ce|phone)|xda|xiino|huawei|xiaomi", RegexOptions.IgnoreCase | RegexOptions.Multiline);//Xiaomi MiTwo HUAWEI
Regex v = new Regex(@"1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-", RegexOptions.IgnoreCase | RegexOptions.Multiline);
if ((b.IsMatch(u) || v.IsMatch(u.Substring(0, 4))))
{
    Response.Redirect("http://dusystem.com/mobile");  //手機版
}
else
{
    Response.Redirect("http://www.dusystem.com/"); //否則進入PC網頁
}

 

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