List <PIAttributesClass> GetPiData(string tagName)
{
if (string.IsNullOrEmpty(tagName))
{
tagName = "*";
}
List <PIAttributesClass> attributes = new List <PIAttributesClass>();
if (tagName.Trim() != "*")
{
PISDK.PISDK sdk = new PISDK.PISDK();
//Server srv = sdk.Servers["mus-as-126.corp.pdo.om"];
//srv.Open("UID=upoa;PWD=upoa");
string piServer = string.IsNullOrEmpty(ConfigurationSettings.AppSettings["PIServer"]) ? "mus-as-126.corp.pdo.om" : ConfigurationSettings.AppSettings["PIServer"];
string piCredentials = string.IsNullOrEmpty(ConfigurationSettings.AppSettings["PICredentials"]) ? "UID=upoa;PWD=upoa" : ConfigurationSettings.AppSettings["PICredentials"];
Server srv = sdk.Servers[piServer];
srv.Open(piCredentials);
PIPoints myPoints = srv.PIPoints;
PointList list = srv.GetPoints("tag = '" + tagName + "'");
int count = list.Count > 100 ? 100 : list.Count;
for (int i = 1; i <= count; i++)
{
PIData data = list[i].Data;
try
{
attributes.Add(new PIAttributesClass {
Descriptor = (list[i].PointAttributes["Descriptor"].Value).ToString(), EngUnits = (list[i].PointAttributes["EngUnits"].Value).ToString(), Instrumenttag = (list[i].PointAttributes["instrumenttag"].Value).ToString(), PITag = (list[i].PointAttributes["Tag"].Value).ToString(), PointType = (list[i].PointAttributes["pointtype"].Value).ToString()
});
}
catch (Exception ex)
{ }
}
}
return(attributes);
}
/// <summary>
/// 获取极值
/// </summary>
/// <param name="tagName">查询条件</param>
/// <param name="startTime">起始时间</param>
/// <param name="endTime">结束时间</param>
/// <param name="nv"></param>
/// <param name="atc"></param>
/// <param name="qs">极值的类型，年份，月份，天</param>
/// <returns></returns>
public virtual StringBuilder GetSummary(string tagName, DateTime startTime, DateTime endTime, out NamedValues nv, ArchiveSummaryTypeConstants atc, QueryStyle qs)
{
PointList pLst = null;
if (this.server == null)
{
//log4net.ILog log = log4net.LogManager.GetLogger(this.GetType());
//log.Debug("PIServer未初始化");
logs.writelog("PIServer未初始化");
throw new Exception("piserver未初始化。");
}
StringBuilder sb = new StringBuilder();
try
{
PIData pData = null;
PIValue pValue = null;
switch (qs)
{
case QueryStyle.Year:
startTime = DateTime.Parse(startTime.Year.ToString() + "-01-01 00:00:00");
endTime = DateTime.Parse(endTime.Year.ToString() + "12-31 23:59:59");
break;
case QueryStyle.Month:
startTime = DateTime.Parse(startTime.Year.ToString() + "-" + startTime.Month.ToString() + "-01 00:00:00");
endTime = DateTime.Parse(endTime.Year.ToString() + "-" + endTime.Month.ToString() + "-31 23:59:59");
break;
default:
break;
}
PITime ptStart = new PITime();
ptStart.LocalDate = startTime;
PITime ptEnd = new PITime();
ptEnd.LocalDate = endTime;
if (!this.server.Connected)
{
this.server.Open(this.piConnectionString);
}
nv = null;
pLst = this.server.GetPoints(tagName, null); //此时pLst中不会存在数据，也就是客户端现在还没有数据
foreach (PIPoint point in pLst)
{
pData = point.Data; //取数据
pValue = pData.Summary(ptStart, ptEnd, atc, CalculationBasisConstants.cbTimeWeighted, new PIAsynchStatus()); //取极值数据
sb.AppendFormat(point.Name + "|" + pValue.TimeStamp.LocalDate.ToString() + "|" + pValue.Value.ToString() + "!");
}
sb.Remove(sb.Length - 1, 1);
}
catch (Exception ex)
{
//log4net.ILog log = log4net.LogManager.GetLogger(this.GetType());
//log.Error(ex);
logs.writelog("获取极值发生错误:" + ex);
throw new Exception("获取极值发生错误:" + ex.Message);
}
return(sb);
}
List <Pi> getPiData(string tagName, DateTime StartDate, DateTime EndDate, out string unit)
{
PISDK.PISDK sdk = new PISDK.PISDK();
string piServer = string.IsNullOrEmpty(ConfigurationSettings.AppSettings["PIServer"]) ? "mus-as-126.corp.pdo.om" : ConfigurationSettings.AppSettings["PIServer"];
string piCredentials = string.IsNullOrEmpty(ConfigurationSettings.AppSettings["PICredentials"]) ? "UID=upoa;PWD=upoa" : ConfigurationSettings.AppSettings["PICredentials"];
Server srv = sdk.Servers[piServer];
srv.Open(piCredentials);
string nameConcat = "";
int i = 0;
PISDK.PIPoints myPoints = srv.PIPoints;
PointList list = srv.GetPoints("tag = '*" + tagName + "*'");
int count = list.Count;
PIData data = list[1].Data;
unit = list[1].PointAttributes["EngUnits"].Value.ToString();
PIValues values;
List <string> stringValues = new List <string>();
List <DateTime> timeValues = new List <DateTime>();
List <Pi> piData = new List <Pi>();
try
{
values = data.RecordedValues(StartDate, EndDate);
foreach (PIValue value in values)
{
try
{
if (value.Value.GetType().IsCOMObject)
{
stringValues.Add((value.Value as DigitalState).Name.ToString());
PITimeServer.PITime pt = value.TimeStamp;
}
else
{
stringValues.Add((value.Value).ToString());
Pi p = new Pi();
p.time = value.TimeStamp.LocalDate;
p.value = Convert.ToString(value.Value);
p.tag = tagName;
piData.Add(p);
}
}
catch (Exception ex)
{ //throw ex;
}
}
}
catch (Exception ex)
{ }
return(piData);
}
List <Pi> getPiData(string tagName, DateTime StartDate, DateTime EndDate)
{
////DateTime startTime = DateTime.Now.AddSeconds(-1);
////DateTime endTime = DateTime.Now;
////TimeSpan span = new TimeSpan(0, 5, 0);
PISDK.PISDK sdk = new PISDK.PISDK();
//PISDK.Server srv = sdk.Servers["mus-as-126.corp.pdo.om"];
//srv.Open("UID=upoa;PWD=upoa");
string piServer = string.IsNullOrEmpty(ConfigurationSettings.AppSettings["PIServer"]) ? "mus-as-126.corp.pdo.om" : ConfigurationSettings.AppSettings["PIServer"];
string piCredentials = string.IsNullOrEmpty(ConfigurationSettings.AppSettings["PICredentials"]) ? "UID=upoa;PWD=upoa" : ConfigurationSettings.AppSettings["PICredentials"];
Server srv = sdk.Servers[piServer];
srv.Open(piCredentials);
string nameConcat = "";
int i = 0;
PISDK.PIPoints myPoints = srv.PIPoints;
PointList list = srv.GetPoints("tag = '*" + tagName + "*'");
int count = list.Count;
PIData data = list[1].Data;
PIValues values;
List <string> stringValues = new List <string>();
List <DateTime> timeValues = new List <DateTime>();
List <Pi> piData = new List <Pi>();
try
{
////DateTime DateTimeStart = new DateTime();
////DateTimeStart = Convert.ToDateTime(StartDate);
////DateTime DateTimeEnd = new DateTime();
////DateTimeEnd = Convert.ToDateTime(EndDate);
////if (!string.IsNullOrEmpty(Request.Form["txtStartDate"]))
////{
//// TimeSpan timeSpan = new TimeSpan(int.Parse(ddlHoursStart.SelectedValue), int.Parse(ddlMinutesStart.SelectedValue), 0);
//// DateTimeStart.Add(timeSpan);
//// DateTimeEnd.AddHours(int.Parse(ddlHoursEnd.SelectedValue));
//// DateTimeEnd.AddMinutes(int.Parse(ddlMinutesEnd.SelectedValue));
////}
values = data.RecordedValues(StartDate, EndDate);
foreach (PIValue value in values)
{
try
{
if (value.Value.GetType().IsCOMObject)
{
stringValues.Add((value.Value as DigitalState).Name.ToString());
PITimeServer.PITime pt = value.TimeStamp;
}
else
{
stringValues.Add((value.Value).ToString());
Pi p = new Pi();
p.time = value.TimeStamp.LocalDate;
p.value = Convert.ToString(value.Value);
p.tag = tagName;
piData.Add(p);
}
}
catch (Exception ex)
{ //throw ex;
}
}
}
catch (Exception ex)
{ }
return(piData);
}
