/// <summary>
/// 保存系统参数配置
/// </summary>
/// <param name="type"></param>
/// <param name="value"></param>
/// <returns></returns>
public bool SaveSetting(SystemSetting.SettingType type, string value)
{
using (DbExecutor db = NewExecutor(IsolationLevel.ReadUncommitted))
{
SystemSetting setting = new SystemSetting()
{
Type = type,
Value = value
};
if (setting.Exists(db))
{
setting.Update(db);
}
else
{
setting.Add(db);
}
db.AddCallback(() =>
{
SystemCaching.Instance().SaveSetting(type, value);
});
db.Commit();
}
return(true);
}
/// <summary>
/// 获取系统的参数配置（Redis中读取，不存在则从数据库读取）
/// </summary>
/// <param name="type"></param>
/// <returns></returns>
protected string GetSetting(SystemSetting.SettingType type)
{
string value = SystemCaching.Instance().GetSetting(type);
if (string.IsNullOrEmpty(value))
{
value = this.ReadDB.ExecuteScalar <SystemSetting, string>(t => t.Value, t => t.Type == type);
if (!string.IsNullOrEmpty(value))
{
SystemCaching.Instance().SaveSetting(type, value);
}
}
return(value);
}
