public ClassData GetOrCreateClass(string name)
{
if (!classes.TryGetValue(name, out ClassData cl))
{
cl = new ClassData(name);
classes.Add(name, cl);
}
return(cl);
}
private static void ParseFile(DataBase db, string file)
{
using XmlReader reader = XmlReader.Create(file);
XmlNamespaceManager nsm = new XmlNamespaceManager(reader.NameTable);
nsm.AddNamespace("xsd", XMLSchemaNamespace);
XmlDocument doc = new XmlDocument();
doc.Load(reader);
var root = doc.DocumentElement;
if (root.Name != "xsd:schema")
{
throw new Exception($"File {file} is not a Schema");
}
//-------------------------------------------------------------------------------------
// find root element
if (root.SelectNodes("xsd:element", nsm).Count != 1)
{
throw new Exception($"File {file} has more or less than one base element");
}
var element = root.SelectSingleNode("xsd:element", nsm) as XmlElement;
string elementName = element.GetAttribute("name");
string elementType = element.GetAttribute("type");
//-------------------------------------------------------------------------------------
// find all complexType
int num = root.SelectNodes("xsd:complexType", nsm).Count;
var cts = root.GetElementsByTagName("complexType", XMLSchemaNamespace);
if (num != cts.Count)
{
throw new Exception($"File {file} not all complexType are in root");
}
foreach (XmlElement c in cts)
{
string name = c.GetAttribute("name");
ClassData ct = db.GetOrCreateClass(name);
if (elementType == ct.Name)
{
ct.Root = elementName;
}
//ct.Name = c.GetAttribute("name");
//ct.Root = (elementType == ct.Name) ? elementName : null;
var x = c.SelectSingleNode("xsd:complexContent/xsd:extension", nsm) as XmlElement;
var y = c.GetElementsByTagName("extension", XMLSchemaNamespace).Cast <XmlElement>().FirstOrDefault();
ct.BaseName = x?.GetAttribute("base");
ct.Items = c.GetElementsByTagName("element", XMLSchemaNamespace).Cast <XmlElement>().Select(e =>
new ClassItem(ct.Name, e.GetAttribute("name"), e.GetAttribute("type"), e.HasAttribute("maxOccurs"), e.SelectSingleNode("xsd:documentation", nsm)?.InnerText)).ToList();
ct.HasClassAttribut = c.SelectSingleNode("xsd:attribute", nsm) != null ? true : false;
}
//-------------------------------------------------------------------------------------
// parse enums
var sts = root.GetElementsByTagName("simpleType", XMLSchemaNamespace);
foreach (XmlElement s in sts)
{
db.AddEnum(s.GetAttribute("name"), s.GetElementsByTagName("enumeration", XMLSchemaNamespace).Cast <XmlElement>().Select(e => e.GetAttribute("value")));
}
}
