basepage.cs

用java开发的象棋代码,结合ajax技术,给用户以高性能的体验,同时也是学习java和ajax的绝好资料!

using System;
using System.Data;
using System.Data.SqlClient;
using System.IO;
using System.Reflection;
using System.Text;
using System.Web;
using System.Web.UI;
using Kuqu.Component;
using System.Collections.Generic;
/// <summary>
/// Summary description for BasePage
/// </summary>
public class BasePage : System.Web.UI.Page
{
    protected bool enableGenerateHTML = false;

    protected bool IsPublish = Convert.ToBoolean(System.Configuration.ConfigurationManager.AppSettings["IsPublish"]);

    protected string htmlFileName = string.Empty;

    public BasePage()
    {
        if (IsPublish)
        {
            string path = HttpContext.Current.Request.PhysicalPath.Replace(HttpContext.Current.Request.PhysicalApplicationPath, string.Empty);

            string key = string.Format("Website_SiteFiles_{0}", path.ToLower());

            if (HttpContext.Current.Cache[key] != null)
            {
                this.enableGenerateHTML = Convert.ToBoolean(HttpContext.Current.Cache[key]);
            }
            else
            {
                string sql = string.Format("select EnableGenerateHTML from dbo.Website_SiteFiles where [Path] = N'{0}'", path);

                object returnValue = Kuqu.Component.SqlHelper.ExecuteScalar(Kuqu.Component.DataHelper.ConnectionString, CommandType.Text, sql);

                try
                {
                    this.enableGenerateHTML = Convert.ToBoolean(returnValue);
                }
                catch
                {
                    this.enableGenerateHTML = false;
                }

                HttpContext.Current.Cache.Insert(key, this.enableGenerateHTML, null, DateTime.Now.AddYears(1), TimeSpan.Zero);
            }

            htmlFileName = FileHelper.GetHtmlFileName(HttpContext.Current.Request.Url);
        }
    }




    protected override void OnPreInit(EventArgs e)
    {
        if (RequestHelper.RequestQueryFieldAsInt("ISAJAXREQUEST") == 1)
        {
            ExecuteAjaxRequest(RequestHelper.RequestQueryFieldAsString("AJAXREQUESTFUNNAME"), HttpContext.Current);
        }

        if (!Page.IsPostBack && this.enableGenerateHTML == true && IsPublish == true
            && File.Exists(Request.MapPath(htmlFileName)))
        {
            Server.Transfer(htmlFileName);
        }

        base.OnPreInit(e);
    }

    protected override void Render(HtmlTextWriter writer)
    {
        string body = string.Empty;

        StringWriter stringWriter = new StringWriter();

        HtmlTextWriter htmlTextWriter = new HtmlTextWriter(stringWriter);

        if (!IsPublish)//非发布状态时,显示执行时间
        {
            string time = (new TimeSpan(PageExcuteTime.GetTickCount() - (long)Context.Items["PageExcuteTime"]).TotalMilliseconds).ToString(); ;

            string script = string.Format(@"<script>document.title+= '----执行时间：{0}毫秒';</script>", time);

            base.ClientScript.RegisterClientScriptBlock(this.GetType(), "reter", script);
        }
        else//发布状态时,加入Google Analyse代码
        {
            //************插入流量监控************
            string scriptGA = "<script type=\"text/javascript\">var gaJsHost = ((\"https:\" == document.location.protocol) ? \"https://ssl.\" : \"http://www.\");document.write(unescape(\"%3Cscript src='\" + gaJsHost + \"google-analytics.com/ga.js' type='text/javascript'%3E%3C/script%3E\"));</script><script type=\"text/javascript\">var pageTracker = _gat._getTracker(\"UA-4148157-1\");pageTracker._initData();pageTracker._trackPageview();</script>";

            base.ClientScript.RegisterClientScriptBlock(this.GetType(), "GoogleAnalyse", scriptGA);
        }

        // 访问日志
        Supervision();

        base.Render(htmlTextWriter);

        body = stringWriter.ToString();

        stringWriter.Close();

        htmlTextWriter.Close();

        //SEO之标题META 开始 从数据库计Content,从页面会析keywords
        if (!string.IsNullOrEmpty(StringHelper.Match(HttpContext.Current.Request.Url.AbsolutePath, @"detail\.aspx").Value) || !string.IsNullOrEmpty(StringHelper.Match(HttpContext.Current.Request.Url.AbsolutePath, @"default\.aspx").Value))
        {
            string url = HttpContext.Current.Request.Url.PathAndQuery;

            string file = HttpContext.Current.Request.Url.AbsolutePath;

            string pageKeywords = Kuqu.Application.Website_SEO.GetKeywords(url);

            string fileKeywords = Kuqu.Application.Website_SiteFiles.GetKeywords(file);

            if (string.IsNullOrEmpty(pageKeywords))
            {
                pageKeywords = Kuqu.Application.Website_HightFrequency.GetTags(body);

                if (!string.IsNullOrEmpty(pageKeywords))
                    Kuqu.Application.Website_SEO.SaveKeywords(url, pageKeywords);
            }

            string keywords = string.Format("{0},{1}", pageKeywords, fileKeywords);

            //this.keywords = keywords;
            //this.description = keywords;

            string str = string.Format("<head><meta name=\"description\" content=\"{0}\" /><meta name=\"keywords\" content=\"{0}\" />", keywords);
            body = StringHelper.Replace(body, "<head>", str);
        }
        //SEO之标题META 结束

        if (this.enableGenerateHTML == true && IsPublish == true)
        {
            string filePath = Server.MapPath(htmlFileName);

            StreamWriter streamWriter = new StreamWriter(filePath, false, Encoding.UTF8);

            streamWriter.Write(body);

            streamWriter.Close();
        }

        Response.Write(body);

    }


    protected void Supervision()
    {
        string path = HttpContext.Current.Request.PhysicalPath.Replace(HttpContext.Current.Request.PhysicalApplicationPath, string.Empty);

        string key = string.Format("EnableSupervision_Website_SiteFiles_{0}", path.ToLower());

        bool EnableSupervision = false;

        if (HttpContext.Current.Cache[key] != null)
        {
            //如果有缓存就取出来
            EnableSupervision = Convert.ToBoolean(HttpContext.Current.Cache[key]);
        }
        else
        {
            string sql = string.Format("select EnableSupervision from dbo.Website_SiteFiles where [Path] = N'{0}'", path);

            object returnValue = Kuqu.Component.SqlHelper.ExecuteScalar(Kuqu.Component.DataHelper.ConnectionString, CommandType.Text, sql);

            try
            {
                EnableSupervision = Convert.ToBoolean(returnValue);
            }
            catch
            {
                EnableSupervision = false;
            }
            //如果没缓存就插一条
            HttpContext.Current.Cache.Insert(key, EnableSupervision, null, DateTime.Now.AddYears(1), TimeSpan.Zero);
        }
        if (EnableSupervision)
        {
            string scriptWebLog = @"
                                    <script type='text/javascript'>                                         
                                    if(typeof(PageMethods) == 'function') {window.setTimeout('setWebLog()',5000);}
                                    function setWebLog(){   
                                        if(window.screen.availWidth>0)
                                    {                                 
	                                 PageMethods('setWebLog','','' ,'";
            if (HttpContext.Current.Request.UrlReferrer != null)
            {
                scriptWebLog += StringHelper.Escape(HttpContext.Current.Request.UrlReferrer.ToString());

            }

            scriptWebLog += @"');           
                                           } }   
                                </script>";

            base.ClientScript.RegisterClientScriptBlock(this.GetType(), "scriptWebLog", scriptWebLog);
        }
    }

    public void ExecuteAjaxRequest(string function, HttpContext context)
    {
        Response.Clear();

        int formFieldCount = context.Request.Form.Count;

        object[] arguments;

        if (formFieldCount > 0)
            arguments = new object[formFieldCount];
        else
            arguments = null;

        Type cls = this.GetType().BaseType;

        MethodInfo methodInfo = cls.GetMethod(function, BindingFlags.Public | BindingFlags.Static);

        if (methodInfo == null)
        {
            cls = this.GetType().BaseType.BaseType;

            methodInfo = cls.GetMethod(function, BindingFlags.Public | BindingFlags.Static);
        }

        ParameterInfo[] pars = methodInfo.GetParameters();

        for (int i = 0; i < formFieldCount; i++)
        {
            switch (pars[i].ParameterType.FullName)
            {
                case "System.Int32":
                    arguments[i] = Convert.ToInt32(context.Request.Form[i]);
                    break;
                case "System.Decimal":
                    arguments[i] = Convert.ToDecimal(context.Request.Form[i]);
                    break;
                case "System.String":
                    arguments[i] = StringHelper.dealWithSQLSecurity(context.Request.Form[i].ToString());
                    break;
                default:
                    arguments[i] = StringHelper.dealWithSQLSecurity(context.Request.Form[i].ToString());
                    break;
            }
        }

        //禁止使用.ToString()进行转换
        string response = (string)cls.InvokeMember(function,
            BindingFlags.Default | BindingFlags.InvokeMethod | BindingFlags.Static | BindingFlags.Public,
            null, null, arguments);

        Response.Write(response);

        Response.End();
    }

    /// <summary>
    /// 当前登录用户信息
    /// </summary>
    public Kuqu.Instance.User_Users LoginedUser
    {
        get { return Kuqu.Application.User_Users.LoginedUserInfo; }
    }
    /// <summary>
    /// 读取根目录路径
    /// </summary>
    public string ApplicationRoot
    {
        get
        {
            return HttpContext.Current.Request.ApplicationPath;
        }
    }
    protected string description = string.Empty;

    protected string keywords = string.Empty;

    public static void setWebLog(string HttpReferrer)
    {
        //判断缓存里是否有这个东东。        
        string Url = StringHelper.dealWithSQLSecurity(HttpContext.Current.Request.UrlReferrer.ToString());
        string sql = "测试";

        int ObjectId = 0;

        //http://192.168.1.12/Resource/Detail.aspx?Id=74674
        if (Url.IndexOf("=") > 0)
        {
            System.Text.RegularExpressions.Regex reg = new System.Text.RegularExpressions.Regex(@"=[\d]+");
            if (reg.IsMatch(Url))
            {
                ObjectId = Convert.ToInt32(reg.Match(Url).ToString().Replace("=", ""));
            }
        }

        int ChannelId = 0;
        Dictionary<string, string> Channels = Kuqu.Application.Website_Channels.Channels;
        //根据特征值获取ChannelId
        foreach (string Key in Channels.Keys)
        {
            if (Url.ToUpper().IndexOf(Channels[Key].ToUpper()) > 0)
            {
                ChannelId = Convert.ToInt32(Key);
                break;
            }
        }
        int UserId = 0;
        if (Kuqu.Application.User_Users.LoginedUserInfo != null)
        {
            UserId = Kuqu.Application.User_Users.LoginedUserInfo.UserId;
        }

        string UserIp = HttpContext.Current.Request.UserHostAddress;
        // 1,ObjectId               对象（文章/被访问用户）编号
        //2,ChannelId             频道编号
        //3,UserId                  访问用户编号
        //4,VisitTime               起始时间
        //5,Url                         地址
        //6,HttpReferrer          前页地址
        //7,UserIp                   用户IP 
        HttpReferrer = StringHelper.dealWithSQLSecurity(HttpReferrer);
        sql = @"if not exists(select * from Website_ViewCount where ObjectId={0} and ChannelId={1} and UserId={2}  and  datediff(day,VisitTime,getdate()) <1  )
                INSERT INTO[Website_ViewCount]([ObjectId],[ChannelId],[UserId],[Url],[HttpReferrer],[UserIp])VALUES({0},{1},{2},'{3}','{4}','{5}')";
        sql = string.Format(sql, ObjectId, ChannelId, UserId, Url, HttpReferrer, UserIp);
        SqlHelper.ExecuteNonQuery(DataHelper.ConnectionString, CommandType.Text, sql);

    }

}