/// <summary>
/// Returns the Feed Content information for a content object
/// </summary>
/// <param name="de">Parent DE</param>
/// <param name="co">Content Object</param>
/// <returns>Feed Content Interface</returns>
public static IFeedContent FeedContent(DEv1_0 de, ContentObject co)
{
IFeedContent myContent = null;
XElement xmlContent = co.XMLContent.EmbeddedXMLContent[0];
//TODO: Fix this hack caused by fix to gml pos element name
string contentString = xmlContent.ToString();
contentString = contentString.Replace("gml:Pos", "gml:pos");
var document = XDocument.Parse(contentString);
xmlContent = document.Root;
string deHash = DEUtilities.ComputeDELookupID(de).ToString();
//TODO: Update FeedContent method to support all supported standards
//content is a SensorThings Observation
//if (xmlContent.Name.LocalName.Equals("Observation", StringComparison.InvariantCultureIgnoreCase) &&
// xmlContent.Name.NamespaceName.Equals(EDXLSharp.MQTTSensorThingsLib.Constants.STApiNamespace, StringComparison.InvariantCultureIgnoreCase) )
//{
// XmlSerializer serializer = new XmlSerializer(typeof(Observation));
// Observation observation = (Observation)serializer.Deserialize(xmlContent.CreateReader());
// myContent = new STContent(observation, deHash);
//}
//content could be CoT or NIEM EMLC, need to check the namespace to know for sure
if (xmlContent.Name.LocalName.Equals("event", StringComparison.InvariantCultureIgnoreCase))
{
//content could be CoT or NIEM EMLC, need to check the namespace to know for sure
//if (xmlContent.Name.NamespaceName.Equals(@"urn:cot:mitre:org", StringComparison.InvariantCultureIgnoreCase))
//{
// string cotString = xmlContent.ToString();
// //remove namespace or CoTLibrary blows up
// //brute force method
// int index, end, len;
// index = cotString.IndexOf("xmlns=");
// while (index != -1)
// {
// end = cotString.IndexOf('"', index);
// end++;
// end = cotString.IndexOf('"', end);
// end++;
// len = end - index;
// cotString = cotString.Remove(index, len);
// index = cotString.IndexOf("xmlns=");
// }
// CoT_Library.CotEvent anEvent = new CoT_Library.CotEvent(cotString);
// CoTContent mCC = new CoTContent(anEvent, deHash);
// myContent = mCC;
//}
if (xmlContent.Name.NamespaceName.Equals(@"http://release.niem.gov/niem/domains/emergencyManagement/3.1/emevent/0.1/emlc/", StringComparison.InvariantCultureIgnoreCase))
{
XmlSerializer serializer = new XmlSerializer(typeof(Event));
Event emlc = (Event)serializer.Deserialize(xmlContent.CreateReader());
myContent = new EMLCContent(emlc, deHash);
}
}
return(myContent);
}
/// <summary>
/// Will load the referenced schema files and use them to validate the given NIEM xml message. Returns null
/// if an error occurs.
/// </summary>
/// <param name="xmldata">NIEM message as xml</param>
/// <param name="errorString">The error list</param>
/// <returns>True if the message is valid, false otherwise</returns>
/// <exception cref="IOException">Their was a problem loading the schema files</exception>
/// <exception cref="FormatException">The schema files could not be parsed</exception>
public static bool ValidateNiemSchema(string xmldata, out List <string> errorString)
{
/*
* NOTE: When flattening the schema files XMLSpy it will add an "xs:appinfo" element
* to some of the files. If this element contains a child element "term:" then the
* appinfo element must be removed. Otherwise, visual studio cannot
* load the schema file properly.
*/
#region Initialize Readers and Error list
errorString = null;
XmlReader vr = null;
XmlReaderSettings xs = new XmlReaderSettings();
XmlSchemaSet coll = new XmlSchemaSet();
StringReader xsdsr = null;
StringReader xmlsr = new StringReader(xmldata);
XmlReader xsdread = null;
#endregion
try
{
#region Load Schema Files
string currentFile = ""; // For Error logging, holds schema file being added
try
{
currentFile = "temporalObjects";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.temporalObjects);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.TEMPORALOBJECTS, xsdread);
currentFile = "xs";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.xs);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.XS, xsdread);
currentFile = "emlc";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.emlc);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.EMLC, xsdread);
currentFile = "fips_10_4";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.fips_10_4);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.FIPS_10_4, xsdread);
currentFile = "census_uscounty";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.census_uscounty);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.CENSUS_USCOUNTY, xsdread);
currentFile = "mo";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.mo);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.MO, xsdread);
currentFile = "em_base";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.em_base);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.EM_BASE, xsdread);
currentFile = "fema_rtlt1";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.fema_rtlt1);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.FEMA_RTLT1, xsdread);
currentFile = "maid";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.maid);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.MAID, xsdread);
currentFile = "emcl";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.emcl);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.EMCL, xsdread);
currentFile = "unece_rec20_misc";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.unece_rec20_misc);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.UNECE_REC20_MISC, xsdread);
currentFile = "geospatial";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.geospatial);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.GEOSPATIAL, xsdread);
currentFile = "fips_5_2";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.fips_5_2);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.FIPS_5_2, xsdread);
currentFile = "spatialReferencing";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.spatialReferencing);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.SPATIALREFERENCING, xsdread);
currentFile = "core_misc";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.core_misc);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.CORE_MISC, xsdread);
currentFile = "niem_core";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.niem_core);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.NIEM_CORE, xsdread);
currentFile = "geometry";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.geometry);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.GEOMETRY, xsdread);
currentFile = "ols";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.ols);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.OLS, xsdread);
currentFile = "structures";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.structures);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.STRUCTURES, xsdread);
currentFile = "basicTypes";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.basicTypes);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.BASICTYPES, xsdread);
currentFile = "fema_rtlt";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.fema_rtlt);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.FEMA_RTLT, xsdread);
currentFile = "xlinks";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.xlinks);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.XLINKS, xsdread);
currentFile = "referenceSystems";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.referenceSystems);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.REFERENCESYSTEMS, xsdread);
currentFile = "dataQuality";
xsdsr = new StringReader(Fresh.Global.Properties.Resources.dataQuality);
xmlsr = new StringReader(xmldata);
xsdread = XmlReader.Create(xsdsr);
coll.Add(ValidationConstants.DATAQUALITY, xsdread);
xs.Schemas.Add(coll);
currentFile = "";
}
catch (Exception Ex)
{
throw new FormatException("There was an error parsing the schema files", Ex);
currentFile = "";
}
#endregion
// Will Hold errors found
List <string> errors = null;
xs.ValidationType = ValidationType.Schema;
xs.ValidationFlags |= XmlSchemaValidationFlags.ProcessInlineSchema;
xs.ValidationFlags |= XmlSchemaValidationFlags.ReportValidationWarnings;
xs.ValidationEventHandler += new ValidationEventHandler((object sender, ValidationEventArgs args) =>
{
if (args.Severity == XmlSeverityType.Error)
{
if (errors == null)
{
errors = new List <string>();
}
errors.Add(args.Message);
}
});
vr = XmlReader.Create(xmlsr, xs);
while (vr.Read())
{
}
// Setting the return value
errorString = errors;
}
catch (IOException Ex)
{
DEUtilities.LogMessage(string.Format("[{0}] {1}", System.Reflection.MethodBase.GetCurrentMethod().Name, Ex.Message), DEUtilities.LogLevel.Error, Ex);
throw;
}
catch (FormatException Ex)
{
DEUtilities.LogMessage(string.Format("[{0}] {1}", System.Reflection.MethodBase.GetCurrentMethod().Name, Ex.Message), DEUtilities.LogLevel.Error, Ex);
throw;
}
catch (Exception Ex)
{
DEUtilities.LogMessage(string.Format("[{0}] {1}", System.Reflection.MethodBase.GetCurrentMethod().Name, Ex.Message), DEUtilities.LogLevel.Error, Ex);
throw new Exception(string.Format("[{0}] {1}", System.Reflection.MethodBase.GetCurrentMethod().Name, Ex.Message), Ex);
}
finally
{
// Closing
if (vr != null)
{
vr.Close();
}
if (xmlsr != null)
{
xmlsr.Close();
}
if (xsdread != null)
{
xsdread.Close();
}
if (xsdsr != null)
{
xsdsr.Close();
}
}
return(errorString == null);
}
