private QName InferMergedType(string value, QName typeName)
{
// examine value against specified type and
// if unacceptable, then return a relaxed type.
SimpleType st = XmlSchemaType.GetBuiltInSimpleType(
typeName);
if (st == null) // non-primitive type => see above.
{
return(QNameString);
}
do
{
try {
st.Datatype.ParseValue(value,
source.NameTable,
source as IXmlNamespaceResolver);
return(typeName);
} catch {
st = st.BaseXmlSchemaType as XmlSchemaSimpleType;
typeName = st != null ? st.QualifiedName : QName.Empty;
}
} while (typeName != QName.Empty);
return(QNameString);
}
private static XmlSchemaSimpleType BuildSchemaType(string name, string baseName, bool xdt, bool baseXdt)
{
string ns = xdt ? "http://www.w3.org/2003/11/xpath-datatypes" : XmlSchema.Namespace;
string ns2 = baseXdt ? "http://www.w3.org/2003/11/xpath-datatypes" : XmlSchema.Namespace;
XmlSchemaSimpleType st = new XmlSchemaSimpleType();
st.QNameInternal = new XmlQualifiedName(name, ns);
if (baseName != null)
{
st.BaseXmlSchemaTypeInternal = XmlSchemaType.GetBuiltInSimpleType(new XmlQualifiedName(baseName, ns2));
}
st.DatatypeInternal = XmlSchemaDatatype.FromName(st.QualifiedName);
return(st);
}
private SimpleType MakeBaseTypeAsEmptiable(SimpleType st)
{
switch (st.QualifiedName.Namespace)
{
case XmlSchema.Namespace:
case XdtNamespace:
// If a primitive type
return(XmlSchemaType.GetBuiltInSimpleType(
XmlTypeCode.String));
}
SimpleTypeRst str = st.Content as SimpleTypeRst;
if (str != null)
{
ArrayList al = null;
foreach (SchemaFacet f in str.Facets)
{
if (f is LengthFacet ||
f is MinLengthFacet)
{
if (al == null)
{
al = new ArrayList();
}
al.Add(f);
}
}
foreach (SchemaFacet f in al)
{
str.Facets.Remove(f);
}
if (str.BaseType != null)
{
str.BaseType =
MakeBaseTypeAsEmptiable(st);
}
else
{
// It might have a reference to an
// external simple type, but there is
// no assurance that any of those
// external types allow an empty
// string. So just set base type as
// xs:string.
str.BaseTypeName = QNameString;
}
} // union/list can have empty string value.
return(st);
}
internal override int Validate(ValidationEventHandler h, XmlSchema schema)
{
if (IsValidated(schema.ValidationId))
{
return(errorCount);
}
// ListItemType
XmlSchemaSimpleType type = itemType;
if (type == null)
{
type = schema.FindSchemaType(itemTypeName) as XmlSchemaSimpleType;
}
if (type != null)
{
errorCount += type.Validate(h, schema);
validatedListItemType = type;
}
else if (itemTypeName == XmlSchemaComplexType.AnyTypeName)
{
validatedListItemType = XmlSchemaSimpleType.AnySimpleType;
}
else if (XmlSchemaUtil.IsBuiltInDatatypeName(itemTypeName))
{
validatedListItemType = XmlSchemaDatatype.FromName(itemTypeName);
if (validatedListItemType == null)
{
error(h, "Invalid schema type name was specified: " + itemTypeName);
}
}
// otherwise, it might be missing sub components.
else if (!schema.IsNamespaceAbsent(itemTypeName.Namespace))
{
error(h, "Referenced base list item schema type " + itemTypeName + " was not found.");
}
#if NET_2_0
XmlSchemaSimpleType st = validatedListItemType as XmlSchemaSimpleType;
if (st == null && validatedListItemType != null)
{
st = XmlSchemaType.GetBuiltInSimpleType(((XmlSchemaDatatype)validatedListItemType).TypeCode);
}
validatedListItemSchemaType = st;
#endif
ValidationId = schema.ValidationId;
return(errorCount);
}
internal override int Validate(ValidationEventHandler h, XmlSchema schema)
{
if (IsValidated(schema.ValidationId))
{
return(errorCount);
}
ArrayList al = new ArrayList();
// Validate MemberTypes
if (MemberTypes != null)
{
foreach (XmlQualifiedName memberTypeName in MemberTypes)
{
object type = null;
XmlSchemaType xstype = schema.FindSchemaType(memberTypeName) as XmlSchemaSimpleType;
if (xstype != null)
{
errorCount += xstype.Validate(h, schema);
type = xstype;
}
else if (memberTypeName == XmlSchemaComplexType.AnyTypeName)
{
type = XmlSchemaSimpleType.AnySimpleType;
}
else if (memberTypeName.Namespace == XmlSchema.Namespace ||
memberTypeName.Namespace == XmlSchema.XdtNamespace)
{
type = XmlSchemaDatatype.FromName(memberTypeName);
if (type == null)
{
error(h, "Invalid schema type name was specified: " + memberTypeName);
}
}
// otherwise, it might be missing sub components.
else if (!schema.IsNamespaceAbsent(memberTypeName.Namespace))
{
error(h, "Referenced base schema type " + memberTypeName + " was not found in the corresponding schema.");
}
al.Add(type);
}
}
if (BaseTypes != null)
{
foreach (XmlSchemaSimpleType st in BaseTypes)
{
st.Validate(h, schema);
al.Add(st);
}
}
this.validatedTypes = al.ToArray();
#if NET_2_0
if (validatedTypes != null)
{
validatedSchemaTypes = new XmlSchemaSimpleType [validatedTypes.Length];
for (int i = 0; i < validatedTypes.Length; i++)
{
object t = validatedTypes [i];
XmlSchemaSimpleType st = t as XmlSchemaSimpleType;
if (st == null && t != null)
{
st = XmlSchemaType.GetBuiltInSimpleType(((XmlSchemaDatatype)t).TypeCode);
}
validatedSchemaTypes [i] = st;
}
}
#endif
ValidationId = schema.ValidationId;
return(errorCount);
}
/// <summary>
/// Schema Component:
/// QName, SimpleType, Scope, Default|Fixed, annotation
/// </summary>
internal override int Validate(ValidationEventHandler h, XmlSchema schema)
{
if (IsValidated(schema.ValidationId))
{
return(errorCount);
}
// -- Attribute Declaration Schema Component --
// {name}, {target namespace} -> QualifiedName. Already Compile()d.
// {type definition} -> attributeType. From SchemaType or SchemaTypeName.
// {scope} -> ParentIsSchema | isRedefineChild.
// {value constraint} -> ValidatedFixedValue, ValidatedDefaultValue.
// {annotation}
// -- Attribute Use Schema Component --
// {required}
// {attribute declaration}
// {value constraint}
// First, fill type information for type reference
if (SchemaType != null)
{
SchemaType.Validate(h, schema);
attributeType = SchemaType;
}
else if (SchemaTypeName != null && SchemaTypeName != XmlQualifiedName.Empty)
{
// If type is null, then it is missing sub components .
XmlSchemaType type = schema.FindSchemaType(SchemaTypeName);
if (type is XmlSchemaComplexType)
{
error(h, "An attribute can't have complexType Content");
}
else if (type != null) // simple type
{
errorCount += type.Validate(h, schema);
attributeType = type;
}
else if (SchemaTypeName == XmlSchemaComplexType.AnyTypeName)
{
attributeType = XmlSchemaComplexType.AnyType;
}
else if (XmlSchemaUtil.IsBuiltInDatatypeName(SchemaTypeName))
{
attributeType = XmlSchemaDatatype.FromName(SchemaTypeName);
if (attributeType == null)
{
error(h, "Invalid xml schema namespace datatype was specified.");
}
}
// otherwise, it might be missing sub components.
else if (!schema.IsNamespaceAbsent(SchemaTypeName.Namespace))
{
error(h, "Referenced schema type " + SchemaTypeName + " was not found in the corresponding schema.");
}
}
// Then, fill type information for the type references for the referencing attributes
if (RefName != null && RefName != XmlQualifiedName.Empty)
{
referencedAttribute = schema.FindAttribute(RefName);
// If el is null, then it is missing sub components .
if (referencedAttribute != null)
{
errorCount += referencedAttribute.Validate(h, schema);
}
// otherwise, it might be missing sub components.
else if (!schema.IsNamespaceAbsent(RefName.Namespace))
{
error(h, "Referenced attribute " + RefName + " was not found in the corresponding schema.");
}
}
if (attributeType == null)
{
attributeType = XmlSchemaSimpleType.AnySimpleType;
}
// Validate {value constraints}
if (defaultValue != null || fixedValue != null)
{
XmlSchemaDatatype datatype = attributeType as XmlSchemaDatatype;
if (datatype == null)
{
datatype = ((XmlSchemaSimpleType)attributeType).Datatype;
}
if (datatype.TokenizedType == XmlTokenizedType.QName)
{
error(h, "By the defection of the W3C XML Schema specification, it is impossible to supply QName default or fixed values.");
}
else
{
try {
if (defaultValue != null)
{
validatedDefaultValue = datatype.Normalize(defaultValue);
datatype.ParseValue(validatedDefaultValue, null, null);
}
} catch (Exception ex) {
// FIXME: This is not a good way to handle exception.
error(h, "The Attribute's default value is invalid with its type definition.", ex);
}
try {
if (fixedValue != null)
{
validatedFixedValue = datatype.Normalize(fixedValue);
validatedFixedTypedValue = datatype.ParseValue(validatedFixedValue, null, null);
}
} catch (Exception ex) {
// FIXME: This is not a good way to handle exception.
error(h, "The Attribute's fixed value is invalid with its type definition.", ex);
}
}
}
if (Use == XmlSchemaUse.None)
{
validatedUse = XmlSchemaUse.Optional;
}
else
{
validatedUse = Use;
}
#if NET_2_0
if (attributeType != null)
{
attributeSchemaType = attributeType as XmlSchemaSimpleType;
if (attributeType == XmlSchemaSimpleType.AnySimpleType)
{
attributeSchemaType = XmlSchemaSimpleType.XsAnySimpleType;
}
if (attributeSchemaType == null)
{
attributeSchemaType = XmlSchemaType.GetBuiltInSimpleType(SchemaTypeName);
}
}
#endif
ValidationId = schema.ValidationId;
return(errorCount);
}
private ComplexType ToComplexType(Element el)
{
QName name = el.SchemaTypeName;
XmlSchemaType type = el.SchemaType;
// 1. element type is complex.
ComplexType ct = type as ComplexType;
if (ct != null)
{
return(ct);
}
// 2. reference to global complexType.
XmlSchemaType globalType = schemas.GlobalTypes [name]
as XmlSchemaType;
ct = globalType as ComplexType;
if (ct != null)
{
return(ct);
}
ct = new ComplexType();
el.SchemaType = ct;
el.SchemaTypeName = QName.Empty;
// 3. base type name is xs:anyType or no specification.
// <xs:complexType />
if (name == QNameAnyType)
{
return(ct);
}
else if (type == null && name == QName.Empty)
{
return(ct);
}
SimpleModel sc = new SimpleModel();
ct.ContentModel = sc;
// 4. type is simpleType
// -> extension of existing simple type.
SimpleType st = type as SimpleType;
if (st != null)
{
SimpleRst scr = new SimpleRst();
scr.BaseType = st;
sc.Content = scr;
return(ct);
}
SimpleExt sce = new SimpleExt();
sc.Content = sce;
// 5. type name points to primitive type
// -> simple extension of a primitive type
st = XmlSchemaType.GetBuiltInSimpleType(name);
if (st != null)
{
sce.BaseTypeName = name;
return(ct);
}
// 6. type name points to global simpleType.
st = globalType as SimpleType;
if (st != null)
{
sce.BaseTypeName = name;
return(ct);
}
throw Error(el, "Unexpected schema component that contains simpleTypeName that could not be resolved.");
}