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

    public room () {

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

    [WebMethod(Description = "返回当前房间列表信息", EnableSession = true)]
    public DataTable li_rm()
    {
        if (Session["ID"] != null)
        {
            DataTable table = DataManager.database.Room.Copy();
            table.Columns.Remove("AdminID");
            return table;
        }
        else
        {
            return null;
        }
    }

    [WebMethod(Description = "创建房间输入信息Name,返回房间ID", EnableSession = true)]
    public string set_rm(string name)
    {
        if (Session["ID"] != null&&Session["Admin"] != null)
        {
            if (DataManager.CallID("Room", name) == string.Empty)
            {
                DataBase.RoomRow row = DataManager.database.Room.NewRoomRow();
                row["Name"] = name;
                row["Admin"] = Session["Name"].ToString();
                row["AdminID"] = Session["ID"].ToString();
                row["Time"] = DateTime.Now;
                string id = DataManager.Add("Room", row);
                ArrayList ms = new ArrayList();
                Message me = new Message();
                me.color = "red";
                me.face = "1";
                me.hiden = false;
                me.sender = Session["Name"].ToString();
                me.size = "6";
                me.text = "欢迎进入房间(" + name + ")，管理员是" + Session["Name"].ToString() + "。";
                me.time = DateTime.Now;
                me.receiver = "所有人";
                ms.Add(me);
                Application.Lock();
                Application["Room" + id] = ms;
                Application.UnLock();
                return id;
            }
            else
            {
                return "0";
            }
        }
        else
        {
            return null;
        }
    }

    [WebMethod(Description = "删除指定ID房间，需要房主或管理员账号", EnableSession = true)]
    public bool del_rm(string id)
    {
        if (Session["ID"] != null)
        {
            string AdminID = Session["ID"].ToString();
            if (DataManager.CallColumn("Room", "AdminID", id) == AdminID || AdminID == System.Configuration.ConfigurationManager.AppSettings["adminid"].ToString())
            {
                if (DataManager.Del("Room", id))
                {
                    Application.Remove("Room"+id);
                    return true;
                }
                else
                    return false;
            }
            else
                return false;
        }
        else
            return false;
    }

    [WebMethod(Description = "修改房间信息，需要房主或管理员账号", EnableSession = true)]
    public bool reset_rminf(string id, string Name, string AdminID)
    {
        if (Session["ID"] != null)
        {
            if (DataManager.CallColumn("Room", "AdminID", id) == AdminID || AdminID == System.Configuration.ConfigurationManager.AppSettings["adminid"].ToString())
            {
                if (DataManager.Replace("Room", "ID = '" + id + "'", "Name", Name))
                {
                    return true;
                }
                else
                    return false;
            }
            else
                return false;
        }
        else
            return false;
    }

    [WebMethod(Description = "根据ID查看房间的信息", EnableSession = true)]
    public DataTable sel_rminf(string id)
    {
        if (Session["ID"] != null)
        {
            DataTable table = DataManager.database.Room.Copy();
            table.Columns.Remove("AdminID");
            for (int i = 0; i < table.Rows.Count; i++)
            {
                if (table.Rows[i]["ID"].ToString() != id)
                    table.Rows[i].Delete();
            }
            if (table.Rows.Count == 0)
                return null;
            return table;
        }
        else
            return null;
    }

}