private DomNodeType GetNodeType(XmlSchemaComplexType complexType, XmlSchemaElement element)
{
// get type name
XmlQualifiedName name = complexType.QualifiedName;
if (name.IsEmpty) // local type
{
name = GetLocalTypeName(element);
}
string typeName = name.ToString();
DomNodeType nodeType;
if (!m_nodeTypes.TryGetValue(typeName, out nodeType))
{
// build a new complex type and add it to the dictionary
nodeType = new DomNodeType(typeName);
m_nodeTypes.Add(typeName, nodeType);
m_annotations.Add(nodeType, GetAnnotation(complexType));
DomNodeType baseType = null;
XmlAttributeType valueType = null;
XmlSchemaComplexType complexBaseType = GetBaseType(complexType);
if (complexBaseType != null)
{
baseType = GetNodeType(complexBaseType, null);
}
XmlSchemaSimpleType simpleBase = complexType.BaseXmlSchemaType as XmlSchemaSimpleType;
if (simpleBase != null)
{
valueType = GetAttributeType(simpleBase);
}
else if (complexType.IsMixed)
{
valueType = s_mixedTextFieldSimpleType;
}
WalkParticle(complexType.ContentTypeParticle, nodeType);
if (valueType != null)
{
XmlAttributeInfo attributeInfo = new XmlAttributeInfo(string.Empty, valueType);
nodeType.Define(attributeInfo);
}
// get XML attributes
System.Collections.ICollection attributeUses = complexType.AttributeUses.Values;
foreach (XmlSchemaAttribute attribute in attributeUses)
{
XmlAttributeType attributeType = GetAttributeType(attribute.AttributeSchemaType);
string fieldName = GetFieldName(attribute.QualifiedName);
XmlAttributeInfo attributeInfo = new XmlAttributeInfo(fieldName, attributeType);
if (attribute.DefaultValue != null)
{
attributeInfo.DefaultValue = attributeType.Convert(attribute.DefaultValue);
}
m_annotations.Add(attributeInfo, GetAnnotation(attribute));
nodeType.Define(attributeInfo);
}
if (baseType != null)
{
nodeType.BaseType = baseType;
}
nodeType.IsAbstract = complexType.IsAbstract;
}
return(nodeType);
}
private void WalkParticle(XmlSchemaParticle particle, DomNodeType nodeType)
{
XmlSchemaElement element = particle as XmlSchemaElement;
if (element != null)
{
XmlSchemaSimpleType simpleType = element.ElementSchemaType as XmlSchemaSimpleType;
if (simpleType != null &&
element.MaxOccurs == 1)
{
XmlAttributeType attributeType = GetAttributeType(simpleType);
string fieldName = GetFieldName(element.QualifiedName);
XmlAttributeInfo attributeInfo = new XmlAttributeInfo(fieldName, attributeType);
nodeType.Define(attributeInfo);
m_annotations.Add(attributeInfo, GetAnnotation(element));
attributeInfo.IsElement = true;
if (element.DefaultValue != null)
{
if (element.FixedValue != null)
{
throw new InvalidOperationException(string.Format("Schema element {0} cannot have both a default value and a fixed value", element.QualifiedName));
}
attributeInfo.DefaultValue = attributeType.Convert(element.DefaultValue);
}
else if (element.FixedValue != null)
{
attributeInfo.DefaultValue = attributeType.Convert(element.FixedValue);
}
}
else
{
DomNodeType childNodeType = null;
if (simpleType != null)
{
bool firstTime;
childNodeType = WrapSimpleType(simpleType, out firstTime);
// The collada.xsd's ListOfUInts element breaks the generated Schema.cs file otherwise.
if (firstTime)
{
// Add the value attribute
XmlAttributeType valueAttributeType = GetAttributeType(simpleType);
var valueAttributeInfo = new XmlAttributeInfo(string.Empty, valueAttributeType);
childNodeType.Define(valueAttributeInfo);
}
}
else
{
XmlSchemaComplexType complexType = element.ElementSchemaType as XmlSchemaComplexType;
if (complexType != null)
{
childNodeType = GetNodeType(complexType, element);
}
}
if (childNodeType != null)
{
int minOccurs = (int)Math.Min(element.MinOccurs, Int32.MaxValue);
int maxOccurs = (int)Math.Min(element.MaxOccurs, Int32.MaxValue);
if (particle.Parent is XmlSchemaChoice)
{
var parent = (XmlSchemaChoice)particle.Parent;
if (parent.MinOccurs != 1)
{
minOccurs = (int)Math.Min(Math.Max(element.MinOccurs, parent.MinOccurs), Int32.MaxValue);
}
if (parent.MaxOccurs != 1)
{
maxOccurs = (int)Math.Min(Math.Max(element.MaxOccurs, parent.MaxOccurs), Int32.MaxValue);
}
}
else if (particle.Parent is XmlSchemaSequence)
{
var parent = (XmlSchemaSequence)particle.Parent;
if (parent.MinOccurs != 1)
{
minOccurs = (int)Math.Min(Math.Max(element.MinOccurs, parent.MinOccurs), Int32.MaxValue);
}
if (parent.MaxOccurs != 1)
{
maxOccurs = (int)Math.Min(Math.Max(element.MaxOccurs, parent.MaxOccurs), Int32.MaxValue);
}
}
ChildInfo childInfo = new ChildInfo(GetFieldName(element.QualifiedName), childNodeType, maxOccurs > 1);
if ((minOccurs > 0 || maxOccurs < Int32.MaxValue) &&
minOccurs <= maxOccurs)
{
childInfo.AddRule(new ChildCountRule(minOccurs, maxOccurs));
}
// Check for substitution groups
if (!element.RefName.IsEmpty)
{
m_refElements.Add(childInfo, element.RefName);
}
nodeType.Define(childInfo);
m_annotations.Add(childInfo, GetAnnotation(element));
}
}
}
else
{
XmlSchemaGroupBase grp = particle as XmlSchemaSequence;
if (grp == null)
{
grp = particle as XmlSchemaChoice;
}
if (grp == null)
{
grp = particle as XmlSchemaAll;
}
if (grp != null)
{
foreach (XmlSchemaParticle subParticle in grp.Items)
{
WalkParticle(subParticle, nodeType);
}
}
}
}
private void WalkParticle(XmlSchemaParticle particle, DomNodeType nodeType)
{
XmlSchemaElement element = particle as XmlSchemaElement;
if (element != null)
{
XmlSchemaSimpleType simpleType = element.ElementSchemaType as XmlSchemaSimpleType;
if (simpleType != null &&
element.MaxOccurs == 1)
{
XmlAttributeType attributeType = GetAttributeType(simpleType);
string fieldName = GetFieldName(element.QualifiedName);
XmlAttributeInfo attributeInfo = new XmlAttributeInfo(fieldName, attributeType);
nodeType.Define(attributeInfo);
m_annotations.Add(attributeInfo, GetAnnotation(element));
attributeInfo.IsElement = true;
if (element.DefaultValue != null)
{
if (element.FixedValue != null)
{
throw new InvalidOperationException(string.Format("Schema element {0} cannot have both a default value and a fixed value", element.QualifiedName));
}
attributeInfo.DefaultValue = attributeType.Convert(element.DefaultValue);
}
else if (element.FixedValue != null)
{
attributeInfo.DefaultValue = attributeType.Convert(element.FixedValue);
}
}
else
{
DomNodeType childNodeType = null;
if (simpleType != null)
{
childNodeType = WrapSimpleType(simpleType);
// Add the value attribute
XmlAttributeType valueAttributeType = GetAttributeType(simpleType);
var valueAttributeInfo = new XmlAttributeInfo(string.Empty, valueAttributeType);
childNodeType.Define(valueAttributeInfo);
}
else
{
XmlSchemaComplexType complexType = element.ElementSchemaType as XmlSchemaComplexType;
if (complexType != null)
{
childNodeType = GetNodeType(complexType, element);
}
}
if (childNodeType != null)
{
int minOccurs = (int)Math.Min(element.MinOccurs, Int32.MaxValue);
int maxOccurs = (int)Math.Min(element.MaxOccurs, Int32.MaxValue);
// If <xs:choice> is within a <xs:sequence>, choose the most relaxed constraints.
if (particle.Parent is XmlSchemaChoice &&
particle.Parent.Parent is XmlSchemaSequence)
{
XmlSchemaChoice parent = (XmlSchemaChoice)particle.Parent;
int parentMinOccurs = (int)Math.Min(parent.MinOccurs, Int32.MaxValue);
int parentMaxOccurs = (int)Math.Min(parent.MaxOccurs, Int32.MaxValue);
minOccurs = Math.Min(parentMinOccurs, minOccurs);
maxOccurs = Math.Max(parentMaxOccurs, maxOccurs);
}
ChildInfo childInfo = new ChildInfo(GetFieldName(element.QualifiedName), childNodeType, maxOccurs > 1);
if (minOccurs > 0 || maxOccurs < Int32.MaxValue)
{
childInfo.AddRule(new ChildCountRule(minOccurs, maxOccurs));
}
// Check for substitution groups
if (!element.RefName.IsEmpty)
{
m_refElements.Add(childInfo, element.RefName);
}
nodeType.Define(childInfo);
m_annotations.Add(childInfo, GetAnnotation(element));
}
}
}
else
{
// if sequence, continue collecting elements
XmlSchemaSequence sequence = particle as XmlSchemaSequence;
if (sequence != null)
{
foreach (XmlSchemaParticle subParticle in sequence.Items)
{
WalkParticle(subParticle, nodeType);
}
}
else
{
XmlSchemaChoice choice = particle as XmlSchemaChoice;
if (choice != null)
{
// for now, treat choice as if it were a sequence
foreach (XmlSchemaParticle subParticle in choice.Items)
{
WalkParticle(subParticle, nodeType);
}
}
}
}
}