private RelaxngAttribute ReadAttributePattern ()
{
RelaxngAttribute attr = new RelaxngAttribute ();
FillLocation (attr);
if (MoveToFirstAttribute ()) {
do {
if (NamespaceURI != String.Empty)
continue;
switch (LocalName) {
case "datatypeLibrary":
case "name":
case "ns":
break;
default:
throw new RelaxngException ("Invalid attribute.");
}
} while (MoveToNextAttribute ());
MoveToElement ();
}
string ns = GetSpaceStrippedAttribute ("ns", String.Empty);
// try to get name from attribute.
if (MoveToAttribute ("name", String.Empty)) {
// attr.NameClass = resolvedName (XmlConvert.VerifyName (Value.Trim ()), false);
RelaxngName nc = new RelaxngName ();
string name = XmlConvert.VerifyName (Value.Trim ());
if (name.IndexOf (':') > 0)
nc = resolvedName (name);
else {
nc.LocalName = name;
nc.Namespace = ns == null ? String.Empty : ns;
}
attr.NameClass = nc;
}
MoveToElement ();
if (!IsEmptyElement) {
Read ();
// read nameClass from content.
if (attr.NameClass == null)
attr.NameClass = ReadNameClass ();
if (NodeType == XmlNodeType.Element)
attr.Pattern = ReadPattern ();
expectEnd ("attribute");
} else
Read ();
if (attr.NameClass == null)
throw new RelaxngException ("Name class was not specified.");
return attr;
}
private RelaxngAttribute ReadAttributePattern()
{
RelaxngAttribute attr = new RelaxngAttribute();
FillLocation(attr);
if (MoveToFirstAttribute())
{
do
{
if (NamespaceURI != String.Empty)
{
continue;
}
switch (LocalName)
{
case "datatypeLibrary":
case "name":
case "ns":
break;
default:
throw new RelaxngException("Invalid attribute.");
}
} while (MoveToNextAttribute());
MoveToElement();
}
string ns = GetSpaceStrippedAttribute("ns", String.Empty);
// try to get name from attribute.
if (MoveToAttribute("name", String.Empty))
{
// attr.NameClass = resolvedName (XmlConvert.VerifyName (Value.Trim ()), false);
RelaxngName nc = new RelaxngName();
string name = XmlConvert.VerifyName(Value.Trim());
if (name.IndexOf(':') > 0)
{
nc = resolvedName(name);
}
else
{
nc.LocalName = name;
nc.Namespace = ns == null ? String.Empty : ns;
}
attr.NameClass = nc;
}
MoveToElement();
if (!IsEmptyElement)
{
Read();
// read nameClass from content.
if (attr.NameClass == null)
{
attr.NameClass = ReadNameClass();
}
if (NodeType == XmlNodeType.Element)
{
attr.Pattern = ReadPattern();
}
expectEnd("attribute");
}
else
{
Read();
}
if (attr.NameClass == null)
{
throw new RelaxngException("Name class was not specified.");
}
return(attr);
}
RelaxngPattern CreateAttribute (XmlSchemaAttribute attr)
{
RelaxngAttribute ra = new RelaxngAttribute ();
RelaxngName name = new RelaxngName ();
name.LocalName = attr.Name;
ra.NameClass = name;
ra.Pattern = attr.SchemaType != null ?
CreatePatternFromType (attr.SchemaType) :
CreatePatternFromTypeName (attr.SchemaTypeName);
RelaxngPattern ret = ra;
if (attr.Use == XmlSchemaUse.Optional) {
RelaxngOptional opt = new RelaxngOptional ();
opt.Patterns.Add (ra);
ret = opt;
}
return ret;
}
public void WriteAttribute (RelaxngAttribute attribute)
{
w.Write ("attribute ");
attribute.NameClass.WriteRnc (this);
w.Write (" {");
if (attribute.Pattern == null)
w.Write ("empty");
else
attribute.Pattern.WriteRnc (this);
w.Write (" }");
}
private RelaxngDefine CreateGlobalAttribute (QName name)
{
RelaxngDefine def = new RelaxngDefine ();
def.Name = CreateUniqueName (name.Name + "-attr");
RelaxngAttribute attr = new RelaxngAttribute ();
attr.NameClass = new RelaxngName (
name.Name, name.Namespace);
def.Patterns.Add (attr);
attributes.Add (name, def);
grammar.Defines.Add (def);
return def;
}
// It returns RelaxngAttribute for local attribute, and
// RelaxngRef for global attribute.
private RelaxngPattern InferNewAttribute (
QName attrName, bool isNewTypeDefinition)
{
RelaxngPattern p = null;
bool mergedRequired = false;
if (attrName.Namespace.Length > 0) {
// global attribute; might be already defined.
// (Actually RELAX NG has no concept of "global
// attributes" but it is still useful to
// represent attributes in global scope.
RelaxngDefine attr = GetGlobalAttribute (
attrName);
if (attr == null) {
attr = CreateGlobalAttribute (attrName);
attr.Patterns.Add (CreateSimplePattern (
InferSimpleType (source.Value)));
} else {
RelaxngAttribute a = attr.Patterns [0] as RelaxngAttribute;
if (a != null)
mergedRequired = true;
else {
RelaxngOptional opt =
(RelaxngOptional) attr.Patterns [0];
a = (RelaxngAttribute) opt.Patterns [0];
}
InferMergedAttribute (a);
}
RelaxngRef r = new RelaxngRef ();
r.Name = attr.Name;
p = r;
} else {
// local attribute
RelaxngAttribute a = new RelaxngAttribute ();
a.NameClass = new RelaxngName (
attrName.Name, attrName.Namespace);
a.Pattern = CreateSimplePattern (
InferSimpleType (source.Value));
p = a;
}
// optional
if (laxOccurence ||
(!isNewTypeDefinition && !mergedRequired)) {
RelaxngOptional opt = new RelaxngOptional ();
opt.Patterns.Add (p);
p = opt;
}
return p;
}
