DTcms.DAL/user_oauth.cs

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using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;
using DTcms.DBUtility;
using DTcms.Common;

namespace DTcms.DAL
{
    /// <summary>
    /// 数据访问类:第三方登录
    /// </summary>
    public partial class user_oauth
    {
        public user_oauth()
        { }
        #region  Method
        /// <summary>
        /// 是否存在该记录
        /// </summary>
        public bool Exists(int id)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select count(1) from dt_user_oauth");
            strSql.Append(" where id=@id");
            SqlParameter[] parameters = {
					new SqlParameter("@id", SqlDbType.Int,4)};
            parameters[0].Value = id;
            return DbHelperSQL.Exists(strSql.ToString(), parameters);
        }

        /// <summary>
        /// 增加一条数据
        /// </summary>
        public int Add(Model.user_oauth model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("insert into dt_user_oauth(");
            strSql.Append("user_id,user_name,oauth_name,oauth_access_token,oauth_openid,add_time)");
            strSql.Append(" values (");
            strSql.Append("@user_id,@user_name,@oauth_name,@oauth_access_token,@oauth_openid,@add_time)");
            strSql.Append(";select @@IDENTITY");
            SqlParameter[] parameters = {
					new SqlParameter("@user_id", SqlDbType.Int,4),
					new SqlParameter("@user_name", SqlDbType.NVarChar,100),
					new SqlParameter("@oauth_name", SqlDbType.NVarChar,50),
					new SqlParameter("@oauth_access_token", SqlDbType.NVarChar,100),
					new SqlParameter("@oauth_openid", SqlDbType.NVarChar,255),
					new SqlParameter("@add_time", SqlDbType.DateTime)};
            parameters[0].Value = model.user_id;
            parameters[1].Value = model.user_name;
            parameters[2].Value = model.oauth_name;
            parameters[3].Value = model.oauth_access_token;
            parameters[4].Value = model.oauth_openid;
            parameters[5].Value = model.add_time;

            object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
            if (obj == null)
            {
                return 0;