/// <summary>
/// Creates a new data series associated with the specific site, variable,
/// method, quality control level and source. This series will contain zero
/// data values after creation.
/// </summary>
/// <param name="site">the observation site (location of measurement)</param>
/// <param name="variable">the observed variable</param>
/// <param name="method">the observation method</param>
/// <param name="qualControl">the quality control level of observed values</param>
/// <param name="source">the source of the data values for this series</param>
public SeriesMetadata(Site site, Variable variable, Method method, QualityControlLevel qualControl, Source source)
{
ValueCount = 0;
Site = site;
Variable = variable;
Method = method;
QualityControlLevel = qualControl;
Source = source;
}
/// <summary>
/// Creates a new data series associated with the specific site, variable,
/// method, quality control level and source. This series will contain zero
/// data values after creation.
/// </summary>
/// <param name="site">the observation site (location of measurement)</param>
/// <param name="variable">the observed variable</param>
/// <param name="method">the observation method</param>
/// <param name="qualControl">the quality control level of observed values</param>
/// <param name="source">the source of the data values for this series</param>
public Series(Site site, Variable variable, Method method, QualityControlLevel qualControl, Source source)
: this()
{
Site = site;
Variable = variable;
Method = method;
QualityControlLevel = qualControl;
Source = source;
}
protected virtual void ReadSpatialReference(XmlReader r, Site site)
{
while (r.Read())
{
//lat long datum (srs)
if (r.NodeType == XmlNodeType.Element && r.Name == "geogLocation")
{
if (r.HasAttributes)
{
site.SpatialReference = new SpatialReference();
string srsName = r.GetAttribute("srs");
if (String.IsNullOrEmpty(srsName))
{
srsName = "unknown";
}
site.SpatialReference.SRSName = srsName;
}
}
//local projection
if (r.NodeType == XmlNodeType.Element && r.Name == "localSiteXY" && r.HasAttributes)
{
site.LocalProjection = new SpatialReference();
site.LocalProjection.SRSName = r.GetAttribute("projectionInformation");
}
if (XmlContext.AdvanceReaderPastEmptyElement(r))
{
//Empty element - advance and continue...
continue;
}
//latitude
if (r.NodeType == XmlNodeType.Element && r.Name == "latitude")
{
r.Read();
site.Latitude = r.ReadContentAsDouble();
}
//longitude
if (r.NodeType == XmlNodeType.Element && r.Name == "longitude")
{
r.Read();
site.Longitude = r.ReadContentAsDouble();
}
//local projection
if (r.NodeType == XmlNodeType.Element && r.Name == "localSiteXY" && r.HasAttributes)
{
site.LocalProjection = new SpatialReference();
site.LocalProjection.SRSName = r.GetAttribute("projectionInformation");
}
if (r.NodeType == XmlNodeType.Element && r.Name == "X")
{
r.Read();
site.LocalX = r.ReadContentAsDouble();
}
if (r.NodeType == XmlNodeType.Element && r.Name == "Y")
{
r.Read();
site.LocalY = r.ReadContentAsDouble();
}
if (r.NodeType == XmlNodeType.EndElement && r.Name == "geoLocation")
{
return;
}
}
}
protected virtual Site ReadSite(XmlReader r)
{
var site = new Site();
while (r.Read())
{
var nodeName = r.Name.ToLower();
if (r.NodeType == XmlNodeType.Element)
{
if (XmlContext.AdvanceReaderPastEmptyElement(r))
{
//Empty element - advance and continue...
continue;
}
if (nodeName == "sitename")
{
r.Read();
site.Name = r.Value;
}
else if (nodeName == "geolocation")
{
ReadSpatialReference(r, site);
}
else if (nodeName.IndexOf("sitecode", StringComparison.Ordinal) >= 0)
{
string networkPrefix = r.GetAttribute("network");
//BCC - 08-Aug-2016 - Retrieve siteID attribute value...
string siteID = r.GetAttribute("siteID");
long result = 0;
if (long.TryParse(siteID, out result))
{
site.Id = result;
}
r.Read();
string siteCode = r.Value;
if (!String.IsNullOrEmpty(networkPrefix))
{
siteCode = networkPrefix + ":" + siteCode;
}
site.Code = siteCode;
site.NetworkPrefix = networkPrefix;
}
else if (nodeName == "verticaldatum")
{
r.Read();
site.VerticalDatum = r.Value;
}
else if (nodeName == "timezoneinfo")
{
site.DefaultTimeZone = ReadTimeZoneInfo(r);
}
else if (nodeName == "elevation_m")
{
r.Read();
site.Elevation_m = Convert.ToDouble(r.Value, CultureInfo.InvariantCulture);
}
// WaterML 1.0 notes
else if (nodeName == "note")
{
var title = r.GetAttribute("title");
if (!String.IsNullOrEmpty(title))
{
title = title.ToLower();
r.Read();
var value = r.Value;
switch (title)
{
case "county":
site.County = value;
break;
case "state":
site.State = value;
break;
case "comments":
site.Comments = value;
break;
}
}
}
// WaterML 1.1 site properties
else if (nodeName == "siteproperty")
{
var title = r.GetAttribute("name");
if (!String.IsNullOrEmpty(title))
{
title = title.ToLower();
r.Read();
var value = r.Value;
switch (title)
{
case "county":
site.County = value;
break;
case "state":
site.State = value;
break;
case "comments":
site.Comments = value;
break;
case "sitetype":
site.SiteType = value;
break;
case "country":
site.Country = value;
break;
case "posaccuracy_m":
site.PosAccuracy_m = Convert.ToDouble(value, CultureInfo.InvariantCulture);
break;
}
}
}
}
else if (r.NodeType == XmlNodeType.EndElement &&
(nodeName.StartsWith("source") || nodeName.StartsWith("siteinfo")))
{
//ensure that spatial reference is set
if (site.SpatialReference == null)
{
site.SpatialReference = new SpatialReference { SRSID = 0, SRSName = "unknown" };
}
return site;
}
}
return null;
}
protected virtual SeriesMetadata ReadSeriesFromSiteInfo(XmlReader r, Site site)
{
var series = new SeriesMetadata { Site = site };
while (r.Read())
{
if (r.NodeType == XmlNodeType.Element)
{
if (XmlContext.AdvanceReaderPastEmptyElement(r))
{
//Empty element - advance and continue...
continue;
}
string nodeName = r.Name.ToLower();
if (nodeName == "variable")
{
series.Variable = ReadVariable(r);
}
else if (nodeName == "valuecount")
{
r.Read();
series.ValueCount = Convert.ToInt32(r.Value);
}
else if (nodeName == "begindatetime")
{
r.Read();
series.BeginDateTime = Convert.ToDateTime(r.Value, CultureInfo.InvariantCulture);
series.BeginDateTimeUTC = series.BeginDateTime;
}
else if (nodeName == "enddatetime")
{
r.Read();
series.EndDateTime = Convert.ToDateTime(r.Value, CultureInfo.InvariantCulture);
series.EndDateTimeUTC = series.EndDateTime;
}
else if (nodeName == "begindatetimeutc")
{
r.Read();
series.BeginDateTimeUTC = Convert.ToDateTime(r.Value, CultureInfo.InvariantCulture);
}
else if (nodeName == "enddatetimeutc")
{
r.Read();
series.EndDateTimeUTC = Convert.ToDateTime(r.Value, CultureInfo.InvariantCulture);
}
else if (nodeName == "method")
{
series.Method = ReadMethod(r);
}
else if (nodeName == "source")
{
series.Source = ReadSource(r);
}
else if (nodeName == "qualitycontrollevel")
{
series.QualityControlLevel = ReadQualityControlLevel(r);
}
}
else
{
if (r.NodeType == XmlNodeType.EndElement && r.Name == "series")
{
return series;
}
}
}
return series;
}