internal void Depends(XmlSchemaObject item, ArrayList refs) {
if (item == null || scope[item] != null)
return;
Type t = item.GetType();
if (typeof(XmlSchemaType).IsAssignableFrom(t)) {
XmlQualifiedName baseName = XmlQualifiedName.Empty;
XmlSchemaType baseType = null;
XmlSchemaParticle particle = null;
XmlSchemaObjectCollection attributes = null;
if (item is XmlSchemaComplexType) {
XmlSchemaComplexType ct = (XmlSchemaComplexType)item;
if (ct.ContentModel != null) {
XmlSchemaContent content = ct.ContentModel.Content;
if (content is XmlSchemaComplexContentRestriction) {
baseName = ((XmlSchemaComplexContentRestriction)content).BaseTypeName;
attributes = ((XmlSchemaComplexContentRestriction)content).Attributes;
}
else if (content is XmlSchemaSimpleContentRestriction) {
XmlSchemaSimpleContentRestriction restriction = (XmlSchemaSimpleContentRestriction)content;
if (restriction.BaseType != null)
baseType = restriction.BaseType;
else
baseName = restriction.BaseTypeName;
attributes = restriction.Attributes;
}
else if (content is XmlSchemaComplexContentExtension) {
XmlSchemaComplexContentExtension extension = (XmlSchemaComplexContentExtension)content;
attributes = extension.Attributes;
particle = extension.Particle;
baseName = extension.BaseTypeName;
}
else if (content is XmlSchemaSimpleContentExtension) {
XmlSchemaSimpleContentExtension extension = (XmlSchemaSimpleContentExtension)content;
attributes = extension.Attributes;
baseName = extension.BaseTypeName;
}
}
else {
attributes = ct.Attributes;
particle = ct.Particle;
}
if (particle is XmlSchemaGroupRef) {
XmlSchemaGroupRef refGroup = (XmlSchemaGroupRef)particle;
particle = ((XmlSchemaGroup)schemas.Find(refGroup.RefName, typeof(XmlSchemaGroup), false)).Particle;
}
else if (particle is XmlSchemaGroupBase) {
particle = (XmlSchemaGroupBase)particle;
}
}
else if (item is XmlSchemaSimpleType) {
XmlSchemaSimpleType simpleType = (XmlSchemaSimpleType)item;
XmlSchemaSimpleTypeContent content = simpleType.Content;
if (content is XmlSchemaSimpleTypeRestriction) {
baseType = ((XmlSchemaSimpleTypeRestriction)content).BaseType;
baseName = ((XmlSchemaSimpleTypeRestriction)content).BaseTypeName;
}
else if (content is XmlSchemaSimpleTypeList) {
XmlSchemaSimpleTypeList list = (XmlSchemaSimpleTypeList)content;
if (list.ItemTypeName != null && !list.ItemTypeName.IsEmpty)
baseName = list.ItemTypeName;
if (list.ItemType != null) {
baseType = list.ItemType;
}
}
else if (content is XmlSchemaSimpleTypeRestriction) {
baseName = ((XmlSchemaSimpleTypeRestriction)content).BaseTypeName;
}
else if (t == typeof(XmlSchemaSimpleTypeUnion)) {
XmlQualifiedName[] memberTypes = ((XmlSchemaSimpleTypeUnion)item).MemberTypes;
if (memberTypes != null) {
for (int i = 0; i < memberTypes.Length; i++) {
XmlSchemaType type = (XmlSchemaType)schemas.Find(memberTypes[i], typeof(XmlSchemaType), false);
AddRef(refs, type);
}
}
}
}
if (baseType == null && !baseName.IsEmpty && baseName.Namespace != XmlSchema.Namespace)
baseType = (XmlSchemaType)schemas.Find(baseName, typeof(XmlSchemaType), false);
if (baseType != null) {
AddRef(refs, baseType);
}
if (particle != null) {
Depends(particle, refs);
}
if (attributes != null) {
for (int i = 0; i < attributes.Count; i++) {
Depends(attributes[i], refs);
}
}
}
else if (t == typeof(XmlSchemaElement)) {
XmlSchemaElement el = (XmlSchemaElement)item;
if (!el.SubstitutionGroup.IsEmpty) {
if (el.SubstitutionGroup.Namespace != XmlSchema.Namespace) {
XmlSchemaElement head = (XmlSchemaElement)schemas.Find(el.SubstitutionGroup, typeof(XmlSchemaElement), false);
AddRef(refs, head);
}
}
if (!el.RefName.IsEmpty) {
el = (XmlSchemaElement)schemas.Find(el.RefName, typeof(XmlSchemaElement), false);
AddRef(refs, el);
}
else if (!el.SchemaTypeName.IsEmpty) {
XmlSchemaType type = (XmlSchemaType)schemas.Find(el.SchemaTypeName, typeof(XmlSchemaType), false);
AddRef(refs, type);
}
else {
Depends(el.SchemaType, refs);
}
}
else if (t == typeof(XmlSchemaGroup)) {
Depends(((XmlSchemaGroup)item).Particle);
}
else if (t == typeof(XmlSchemaGroupRef)) {
XmlSchemaGroup group = (XmlSchemaGroup)schemas.Find(((XmlSchemaGroupRef)item).RefName, typeof(XmlSchemaGroup), false);
AddRef(refs, group);
}
else if (typeof(XmlSchemaGroupBase).IsAssignableFrom(t)) {
foreach (XmlSchemaObject o in ((XmlSchemaGroupBase)item).Items) {
Depends(o, refs);
}
}
else if (t == typeof(XmlSchemaAttributeGroupRef)) {
XmlSchemaAttributeGroup group = (XmlSchemaAttributeGroup)schemas.Find(((XmlSchemaAttributeGroupRef)item).RefName, typeof(XmlSchemaAttributeGroup), false);
AddRef(refs, group);
}
else if (t == typeof(XmlSchemaAttributeGroup)) {
foreach (XmlSchemaObject o in ((XmlSchemaAttributeGroup)item).Attributes) {
Depends(o, refs);
}
}
else if (t == typeof(XmlSchemaAttribute)) {
XmlSchemaAttribute at = (XmlSchemaAttribute)item;
if (!at.RefName.IsEmpty) {
at = (XmlSchemaAttribute)schemas.Find(at.RefName, typeof(XmlSchemaAttribute), false);
AddRef(refs, at);
}
else if (!at.SchemaTypeName.IsEmpty) {
XmlSchemaType type = (XmlSchemaType)schemas.Find(at.SchemaTypeName, typeof(XmlSchemaType), false);
AddRef(refs, type);
}
else {
Depends(at.SchemaType, refs);
}
}
if (typeof(XmlSchemaAnnotated).IsAssignableFrom(t)) {
XmlAttribute[] attrs = (XmlAttribute[])((XmlSchemaAnnotated)item).UnhandledAttributes;
if (attrs != null) {
for (int i = 0; i < attrs.Length; i++) {
XmlAttribute attribute = attrs[i];
if (attribute.LocalName == Wsdl.ArrayType && attribute.NamespaceURI == Wsdl.Namespace) {
string dims;
XmlQualifiedName qname = TypeScope.ParseWsdlArrayType(attribute.Value, out dims, item);
XmlSchemaType type = (XmlSchemaType)schemas.Find(qname, typeof(XmlSchemaType), false);
AddRef(refs, type);
}
}
}
}
}
}
