MxWeiXinPF.DAL/mail_template.cs

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

namespace MxWeiXinPF.DAL
{
    /// <summary>
    /// 邮件模板
    /// </summary>
    public partial class mail_template
    {
        private string databaseprefix; //数据库表名前缀
        public mail_template(string _databaseprefix)
        { 
            databaseprefix = _databaseprefix; 
        }

        #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 " + databaseprefix + "mail_template");
            strSql.Append(" where id=@id");
            SqlParameter[] parameters = {
					new SqlParameter("@id", SqlDbType.Int,4)};
            parameters[0].Value = id;

            return DbHelperSQL.Exists(strSql.ToString(), parameters);
        }

        /// <summary>
        /// 是否存在该记录
        /// </summary>
        public bool Exists(string call_index)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select count(0) from " + databaseprefix + "mail_template");
            strSql.Append(" where call_index=@call_index ");
            SqlParameter[] parameters = {
					new SqlParameter("@call_index", SqlDbType.NVarChar,50)};
            parameters[0].Value = call_index;

            return DbHelperSQL.Exists(strSql.ToString(), parameters);
        }

        /// <summary>
        /// 增加一条数据
        /// </summary>
        public int Add(Model.mail_template model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("insert into " + databaseprefix + "mail_template(");
            strSql.Append("title,call_index,maill_title,content)");
            strSql.Append(" values (");