cyf
170 lines
5.0 KiB
C#
170 lines
5.0 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Text;
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using Zhaizj.Framework.Web.Context;
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using Zhaizj.Framework.Web;
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using Zhaizj.Framework.Web.Mvc;
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namespace Zhaizj.Framework.Common.Onlines {
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/// <summary>
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/// 在线管理器
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/// </summary>
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public class OnlineManager {
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private static readonly ILog logger = LogManager.GetLogger( typeof( OnlineManager ) );
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public static void Refresh( MvcContext ctx ) {
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if (isAgentSpider( ctx )) return;
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String sid = getSessionId( ctx );
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List<OnlineUser> users = cdb.findByName<OnlineUser>( sid );
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Boolean isNew = (users.Count == 0 ? true : false);
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if (isNew) {
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addNewVisitor( ctx, sid );
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}
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else {
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updateVisitor( ctx, users[0] );
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}
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deleteSameUser( ctx, sid );
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}
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private static Boolean isAgentSpider( MvcContext ctx ) {
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String agent = ctx.web.ClientAgent;
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if (agent == null) return true;
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foreach (String spiderName in config.Instance.Site.Spider) {
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if (agent.ToLower().IndexOf( spiderName.ToLower() ) >= 0) {
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return true; // TODO 记录spider在线情况
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}
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}
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return false;
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}
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private static void updateVisitor( MvcContext ctx, OnlineUser myOnline ) {
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populateOnline( myOnline, ctx );
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Dictionary<String, Object> dic = getIndexMap( myOnline );
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myOnline.updateByIndex( dic );
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}
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private static void addNewVisitor( MvcContext ctx, String sid ) {
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OnlineUser visitor = new OnlineUser();
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visitor.Name = sid;
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visitor.StartTime = DateTime.Now;
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populateOnline( visitor, ctx );
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Dictionary<String, Object> dic = getIndexMap( visitor );
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visitor.insertByIndex( dic );
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if (ctx.viewer != null && ctx.viewer.Id > 0) OnlineStats.Instance.AddMemberCount();
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}
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// 检查是否有同名的登录用户
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private static void deleteSameUser( MvcContext ctx, String sid ) {
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if (ctx.viewer == null) return;
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if (ctx.viewer.Id <= 0) return;
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List<OnlineUser> sameUsers = cdb.findBy<OnlineUser>( "UserName", ctx.viewer.obj.Name );
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if (sameUsers.Count == 0) return;
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foreach (OnlineUser u in sameUsers) {
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if (u.Name == sid) continue;
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cdb.delete( u );
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OnlineStats.Instance.SubtractMemberCount();
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}
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}
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private static Dictionary<String, Object> getIndexMap( OnlineUser visitor ) {
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Dictionary<String, Object> dic = new Dictionary<String, Object>();
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dic.Add( "Name", visitor.Name );
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dic.Add( "UserName", visitor.UserName );
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return dic;
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}
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private static void populateOnline( OnlineUser visitor, MvcContext ctx ) {
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visitor.Role = "";
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visitor.Ip = ctx.Ip;
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visitor.TrueIp = ctx.Ip;
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visitor.Agent = strUtil.CutString( ctx.web.ClientAgent, 240 );
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if (ctx.viewer != null && ctx.viewer.obj != null) {
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visitor.UserName = ctx.viewer.obj.Name;
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visitor.UserId = ctx.viewer.Id;
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visitor.UserUrl = Link.ToMember( ctx.viewer.obj );
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visitor.UserPicUrl = ctx.viewer.obj.PicSmall;
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}
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else { // 游客
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visitor.UserName = "guest";
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visitor.UserId = 0;
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visitor.UserUrl = "";
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visitor.UserPicUrl = "";
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}
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if (ctx.owner != null && ctx.owner.obj != null)
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visitor.Target = ctx.owner.obj.Name;
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visitor.IsHidden = 0;
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String referrer = "";
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if (ctx.web.PathReferrer != null) referrer = ctx.web.PathReferrer;
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visitor.Referrer = referrer;
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visitor.LastActive = DateTime.Now;
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visitor.Location = getLocation( ctx );
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}
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private static String getSessionId( MvcContext ctx ) {
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String sidstring = "sessionId";
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String cookieValue = ctx.web.CookieGet( sidstring );
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if (strUtil.HasText( cookieValue )) {
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return cookieValue;
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}
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else {
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return setGuestSessionId( ctx, sidstring );
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}
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}
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private static String setGuestSessionId( MvcContext ctx, String sidstring ) {
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String guidSessionId = getGuidString();
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ctx.web.CookieSet( sidstring, guidSessionId );
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return guidSessionId;
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}
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private static String getGuidString() {
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return Guid.NewGuid().ToString().Replace( "-", "" );
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}
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// TODO 精确描述当前位置
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private static String getLocation( MvcContext ctx ) {
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String result = ctx.url.PathAndQuery;
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return result;
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}
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}
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}
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