public static string DateFirst(this SNode sNode)
{
var dp = sNode.DataProperty("from-date");
string df = dp == null ? null : dp.InnerText;
if (df != null)
{
return(df);
}
return(sNode.InverseProperties("referred")
.Select((Func <SObjectLink, string>)((SObjectLink p) =>
{
SDataLink dprop = p.Source.DataProperty("some-date");
if (dprop != null)
{
return dprop.InnerText;
}
dprop = p.Source.DataProperty("date");
if (dprop != null)
{
return dprop.InnerText;
}
return (string)null;
}))
.OrderBy(d => d).FirstOrDefault());
}
public static string Published(this SNode sNode, string regime)
{
var property = sNode.DataProperty("published-" + regime);
return(property == null ? "" : property.InnerText);
}
public static string DateLast(this SNode sNode)
{
return(sNode.DataProperty("to-date") != null?sNode.DataProperty("to-date").InnerText : null);
}
