users.cs

类QQ聊天其他人不需帐号就可自由下载此源码

using System;
using System.Data;
using System.Web;
using System.Collections;
using System.Web.Services;
using System.Web.Services.Protocols;


/// <summary>
/// users 的摘要说明
/// </summary>
[WebService(Namespace = "http://tempuri.org/")]
[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
public class users : System.Web.Services.WebService
{

    public users()
    {

        //如果使用设计的组件，请取消注释以下行 
        //InitializeComponent(); 
    }

    private string code_ex(string src)
    {
        src = src.ToString().Trim();
        src = src.Replace("<", "&lt;");
        src = src.Replace(">", "&gt;");
        src = src.Replace("\"", "&quot;");
        src = src.Replace("\'", "&acute;");
        src = src.Replace("\0", "&nbsp");
        return src;
    }

    [WebMethod(Description = "查询条件查询用户信息", EnableSession = true)]
    public DataTable sel_usinf(string Name)
    {
        if (Session["ID"] != null)
        {
            DataTable table = DataManager.database.User.Copy();
            table.Columns.Remove("IP");
            for (int i = 0; i < table.Rows.Count; i++)
            {
                if (table.Rows[i]["Name"].ToString() != Name)
                    table.Rows[i].Delete();
                if (table.Rows[i]["Hiden"].ToString() == "true")
                    table.Rows[i].Delete();
            }
            if (table.Rows.Count == 0)
                return null;
            return table;
        }
        else
            return null;
    }

    [WebMethod(Description = "返回用户所有列表，可以指定房间ID", EnableSession = true)]
    public DataTable li_allus(string roomid)
    {
        if (Session["ID"] != null)
        {
            DataRow row1;
            DataTable table = DataManager.database.User.Copy();
            table.Columns.Remove("IP");
            if (roomid != "0")
            {
                int totle = table.Rows.Count;
                for (int i = 0; i < totle; i++)
                {
                    if (table.Rows[i]["ID"].ToString() == Session["ID"].ToString() || table.Rows[i]["RoomID"].ToString() != roomid || table.Rows[i]["Hiden"].ToString() == "True" && table.Rows[i]["ID"].ToString() != Session["ID"].ToString())
                    {
                        table.Rows[i].Delete();
                        i--;
                        totle--;
                    }
                }
                row1 = table.NewRow();
                row1["ID"] = Session["ID"].ToString();
                row1["Name"] = Session["Name"].ToString();
                table.Rows.InsertAt(row1, 0);
                return table;
            }
            return table;
        }
        else
        {
            return null;
        }
    }

    [WebMethod(Description = "返回用户所有列表，根据进入房间ID", EnableSession = true)]
    public DataTable li_us()
    {
        if (Session["ID"] != null)
        {
            DataRow row1;
            string roomid = DataManager.CallColumn("User", "RoomID", Session["ID"].ToString());
            DataTable table = DataManager.database.User.Copy();
            table.Columns.Remove("IP");
            int totle = table.Rows.Count;
            if (roomid != "0")
            {
                for (int i = 0; i < totle; i++)
                {
                    string row = table.Rows[i]["Hiden"].ToString();
                    if (table.Rows[i]["ID"].ToString() == Session["ID"].ToString() || table.Rows[i]["RoomID"].ToString() != roomid || table.Rows[i]["Hiden"].ToString() == "True" && table.Rows[i]["ID"].ToString() != Session["ID"].ToString())
                    {
                        table.Rows[i].Delete();
                        i--;
                        totle--;
                    }
                }
                row1 = table.NewRow();
                row1["ID"] = Session["ID"].ToString();
                row1["Name"] = Session["Name"].ToString();
                table.Rows.InsertAt(row1, 0);
                return table;

            }
            return table;
        }
        else
        {
            return null;
        }
    }

    [WebMethod(Description = "修改昵称", EnableSession = true)]
    public bool reset_usinf(string name)
    {
        if (Session["ID"] != null)
        {
            name = code_ex(name);
            Session["Name"] = name;
            if (DataManager.CallID("User", name) != string.Empty)
                return false;
            return DataManager.Replace("User", "ID = '" + Session["ID"].ToString() + "'", "Name", name);
        }
        else
            return false;
    }

    [WebMethod(Description = "修改状态", EnableSession = true)]
    public bool reset_ussta(string sta)
    {
        if (Session["ID"] != null)
        {
            return DataManager.Replace("User", "ID = '" + Session["ID"].ToString() + "'", "Hiden", sta);
        }
        else
            return false;
    }

    [WebMethod(Description = "用户进入房间修改状态信息房间号", EnableSession = true)]
    public bool reset_usrm(string roomid)
    {
        if (Session["ID"] != null)
        {
            string ID = Session["ID"].ToString();
            string RoomID = DataManager.CallColumn("User", "RoomID", ID);
            //检查用户所在房间是否为空，如果为空则删除;
            if (RoomID != "0" && RoomID != "1")
            {
                int count = DataManager.FindRow("User", "RoomID = " + RoomID).Length;
                if (count < 2)
                {
                    DataManager.Del("Room", RoomID);
                    Application.Remove("Room" + RoomID);
                }
            }
            if (DataManager.Replace("User", "ID = '" + Session["ID"].ToString() + "'", "RoomID", roomid))
                return true;
            else
                return false;
        }
        else
            return false;
    }

    [WebMethod(Description = "查询用户自己所在房间", EnableSession = true)]
    public string sel_usrm()
    {
        if (Session["ID"] != null)
        {
            return DataManager.CallColumn("User", "RoomID", Session["ID"].ToString());
        }
        else
            return null;
    }

    [WebMethod(Description = "退出系统", EnableSession = true)]
    public void login_out()
    {
        if (Session["ID"] != null)
        {
            Session.Abandon();
        }
    }

    [WebMethod(Description = "踢出用户", EnableSession = true)]
    public bool kick_us(string id, string nameid)
    {
        if (Session["ID"] != null)
        {
            if (Session["Admin"] == null)
                return false;
            if (nameid == Session["ID"].ToString())
                return false;
            string AdminID = Session["ID"].ToString();
            if (Session["Admin"].ToString() == "1" || AdminID == System.Configuration.ConfigurationManager.AppSettings["adminid"].ToString())
            {
                if (DataManager.Replace("User", "ID = '" + nameid + "'", "RoomID", 0))
                    return true;
                else
                    return false;
            }
            else
                return false;
        }
        else
            return false;
    }
}