/// <summary>
/// 判断当前节点是否已存在相同的
/// </summary>
/// <param name="entity"></param>
/// <returns></returns>
public int ExistNum(WeChatTokenLogEntity entity)
{
///id=0,判断总数，ID>0判断除自己之外的总数
string sql = @"Select count(1) from dbo.[WeChatTokenLog] WITH(NOLOCK) ";
string where = "where ";
if (entity.Id == 0)
{
}
else
{
}
sql = sql + where;
DbCommand cmd = db.GetSqlStringCommand(sql);
if (entity.Id > 0)
{
db.AddInParameter(cmd, "@Id", DbType.Int32, entity.Id);
}
object identity = db.ExecuteScalar(cmd);
if (identity == null || identity == DBNull.Value)
{
return(0);
}
return(Convert.ToInt32(identity));
}
public string GetAccessToken(bool cache = false)
{
string token = "";
string _cachekey = "GetWeChatAccessToken";
object obj = MemCache.GetCache(_cachekey);
//从缓存获取
if (cache && obj != null)
{
WeChatTokenLogEntity log = (WeChatTokenLogEntity)obj;
if (log.EndTime > DateTime.Now)
{
token = log.AccessToken;
}
}
//从数据库获取
if (token == "")
{
string appid = WeiXinConfig.GetAppId();
WeChatTokenLogEntity log = WeChatTokenLogBLL.Instance.GetTokenByAppid(appid);
if (log != null && log.Id > 0 && log.EndTime > DateTime.Now)
{
token = log.AccessToken;
TimeSpan ts1 = log.EndTime - DateTime.Now;
int tsSen = ts1.Seconds;
if (cache)
{
MemCache.AddCache(_cachekey, log, tsSen);
}
}
if (token == "")
{
string result = WebServiceClient.QueryGetWebService(string.Format(WeiXinConfig.URL_FORMAT_TOKEN, WeiXinConfig.GetAppId(), WeiXinConfig.GetAppSecret()), "", null);
JavaScriptSerializer serializer = new JavaScriptSerializer();
Dictionary <string, object> jsonObj = serializer.Deserialize <dynamic>(result);
if (jsonObj.ContainsKey("access_token"))
{
token = jsonObj["access_token"].ToString();
WeChatTokenLogEntity tokenlog = new WeChatTokenLogEntity();
tokenlog.Appid = appid;
tokenlog.CreateTime = DateTime.Now;
tokenlog.EndTime = DateTime.Now.AddSeconds(7000);
tokenlog.AccessToken = token;
WeChatTokenLogBLL.Instance.AddWeChatTokenLog(tokenlog);
if (cache)
{
MemCache.AddCache(_cachekey, tokenlog, 7000);
}
}
else
{
token = "";
}
}
}
return(token);
}
/// <summary>
/// 根据主键值更新记录的全部字段（注意：该方法不会对自增字段、timestamp类型字段以及主键字段更新！如果要更新主键字段，请使用Update方法）。
/// 如果数据库有数据被更新了则返回True，否则返回False
/// </summary>
/// <param name="db">数据库操作对象</param>
/// <param name="weChatTokenLog">待更新的实体对象</param>
public int UpdateWeChatTokenLog(WeChatTokenLogEntity entity)
{
string sql = @" UPDATE dbo.[WeChatTokenLog] SET
[Appid]=@Appid,[AccessToken]=@AccessToken,[CreateTime]=@CreateTime,[EndTime]=@EndTime
WHERE [Id]=@id";
DbCommand cmd = db.GetSqlStringCommand(sql);
db.AddInParameter(cmd, "@Id", DbType.Int32, entity.Id);
db.AddInParameter(cmd, "@Appid", DbType.String, entity.Appid);
db.AddInParameter(cmd, "@AccessToken", DbType.String, entity.AccessToken);
db.AddInParameter(cmd, "@CreateTime", DbType.DateTime, entity.CreateTime);
db.AddInParameter(cmd, "@EndTime", DbType.DateTime, entity.EndTime);
return(db.ExecuteNonQuery(cmd));
}
/// <summary>
/// 插入一条记录到表WeChatTokenLog，如果表中存在自增字段，则返回值为新记录的自增字段值，否则返回0
/// </summary>
/// <param name="db">数据库操作对象</param>
/// <param name="weChatTokenLog">待插入的实体对象</param>
public int AddWeChatTokenLog(WeChatTokenLogEntity entity)
{
string sql = @"insert into WeChatTokenLog( [Appid],[AccessToken],[CreateTime],[EndTime])VALUES
( @Appid,@AccessToken,@CreateTime,@EndTime);
SELECT SCOPE_IDENTITY();" ;
DbCommand cmd = db.GetSqlStringCommand(sql);
db.AddInParameter(cmd, "@Appid", DbType.String, entity.Appid);
db.AddInParameter(cmd, "@AccessToken", DbType.String, entity.AccessToken);
db.AddInParameter(cmd, "@CreateTime", DbType.DateTime, entity.CreateTime);
db.AddInParameter(cmd, "@EndTime", DbType.DateTime, entity.EndTime);
object identity = db.ExecuteScalar(cmd);
if (identity == null || identity == DBNull.Value)
{
return(0);
}
return(Convert.ToInt32(identity));
}
/// <summary>
/// 读取记录列表。
/// </summary>
/// <param name="db">数据库操作对象</param>
/// <param name="columns">需要返回的列，不提供任何列名时默认将返回所有列</param>
public IList <WeChatTokenLogEntity> GetWeChatTokenLogList(int pagesize, int pageindex, ref int recordCount)
{
string sql = @"SELECT [Id],[Appid],[AccessToken],[CreateTime],[EndTime]
FROM
(SELECT ROW_NUMBER() OVER (ORDER BY Id desc) AS ROWNUMBER,
[Id],[Appid],[AccessToken],[CreateTime],[EndTime] from dbo.[WeChatTokenLog] WITH(NOLOCK)
WHERE 1=1 ) as temp
where rownumber BETWEEN ((@PageIndex - 1) * @PageSize + 1) AND @PageIndex * @PageSize" ;
string sql2 = @"Select count(1) from dbo.[WeChatTokenLog] with (nolock) ";
IList <WeChatTokenLogEntity> entityList = new List <WeChatTokenLogEntity>();
DbCommand cmd = db.GetSqlStringCommand(sql);
db.AddInParameter(cmd, "@PageIndex", DbType.Int32, pageindex);
db.AddInParameter(cmd, "@PageSize", DbType.Int32, pagesize);
using (IDataReader reader = db.ExecuteReader(cmd))
{
while (reader.Read())
{
WeChatTokenLogEntity entity = new WeChatTokenLogEntity();
entity.Id = StringUtils.GetDbInt(reader["Id"]);
entity.Appid = StringUtils.GetDbString(reader["Appid"]);
entity.AccessToken = StringUtils.GetDbString(reader["AccessToken"]);
entity.CreateTime = StringUtils.GetDbDateTime(reader["CreateTime"]);
entity.EndTime = StringUtils.GetDbDateTime(reader["EndTime"]);
entityList.Add(entity);
}
}
cmd = db.GetSqlStringCommand(sql2);
using (IDataReader reader = db.ExecuteReader(cmd))
{
if (reader.Read())
{
recordCount = StringUtils.GetDbInt(reader[0]);
}
else
{
recordCount = 0;
}
}
return(entityList);
}
/// <summary>
/// 读取记录列表。
/// </summary>
/// <param name="db">数据库操作对象</param>
/// <param name="columns">需要返回的列，不提供任何列名时默认将返回所有列</param>
public IList <WeChatTokenLogEntity> GetWeChatTokenLogAll()
{
string sql = @"SELECT [Id],[Appid],[AccessToken],[CreateTime],[EndTime] from dbo.[WeChatTokenLog] WITH(NOLOCK) ";
IList <WeChatTokenLogEntity> entityList = new List <WeChatTokenLogEntity>();
DbCommand cmd = db.GetSqlStringCommand(sql);
using (IDataReader reader = db.ExecuteReader(cmd))
{
while (reader.Read())
{
WeChatTokenLogEntity entity = new WeChatTokenLogEntity();
entity.Id = StringUtils.GetDbInt(reader["Id"]);
entity.Appid = StringUtils.GetDbString(reader["Appid"]);
entity.AccessToken = StringUtils.GetDbString(reader["AccessToken"]);
entity.CreateTime = StringUtils.GetDbDateTime(reader["CreateTime"]);
entity.EndTime = StringUtils.GetDbDateTime(reader["EndTime"]);
entityList.Add(entity);
}
}
return(entityList);
}
public WeChatTokenLogEntity GetTokenByAppid(string appid)
{
string sql = @"SELECT top 1 [Id],[Appid],[AccessToken],[CreateTime],[EndTime]
FROM
dbo.[WeChatTokenLog] WITH(NOLOCK)
WHERE [Appid]=@Appid and EndTime>getdate()" ;
DbCommand cmd = db.GetSqlStringCommand(sql);
db.AddInParameter(cmd, "@Appid", DbType.String, appid);
WeChatTokenLogEntity entity = new WeChatTokenLogEntity();
using (IDataReader reader = db.ExecuteReader(cmd))
{
if (reader.Read())
{
entity.Id = StringUtils.GetDbInt(reader["Id"]);
entity.Appid = StringUtils.GetDbString(reader["Appid"]);
entity.AccessToken = StringUtils.GetDbString(reader["AccessToken"]);
entity.CreateTime = StringUtils.GetDbDateTime(reader["CreateTime"]);
entity.EndTime = StringUtils.GetDbDateTime(reader["EndTime"]);
}
}
return(entity);
}
/// <summary>
/// 更新一条WeChatTokenLog记录。
/// 该方法提供给界面等UI层调用
/// </summary>
/// <param name="weChatTokenLog">待更新的实体对象</param>
/// <param name="columns">要更新的列名，不提供任何列名时默认将更新主键之外的所有列</param>
public int UpdateWeChatTokenLog(WeChatTokenLogEntity weChatTokenLog)
{
return(WeChatTokenLogDA.Instance.UpdateWeChatTokenLog(weChatTokenLog));
}
/// <summary>
/// 插入一条记录到表WeChatTokenLog，如果表中存在自增字段，则返回值为新记录的自增字段值，否则返回0。
/// 该方法提供给界面等UI层调用
/// </summary>
/// <param name="weChatTokenLog">要添加的WeChatTokenLog数据实体对象</param>
public int AddWeChatTokenLog(WeChatTokenLogEntity weChatTokenLog)
{
return(WeChatTokenLogDA.Instance.AddWeChatTokenLog(weChatTokenLog));
}
/// <summary>
/// 判断对象是否存在
/// </summary>
/// <param name="dicEnum"></param>
/// <returns></returns>
public bool IsExist(WeChatTokenLogEntity weChatTokenLog)
{
return(WeChatTokenLogDA.Instance.ExistNum(weChatTokenLog) > 0);
}