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|
//
// System.Xml.Serialization.XmlSchemaImporter
//
// Author:
// Tim Coleman (tim@timcoleman.com)
// Lluis Sanchez Gual (lluis@ximian.com)
//
// Copyright (C) Tim Coleman, 2002
//
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System.Xml;
using System.Xml.Schema;
using System.Collections;
namespace System.Xml.Serialization
{
public class XmlSchemaImporter
#if NET_2_0
: SchemaImporter
#endif
{
#region Fields
XmlSchemas schemas;
CodeIdentifiers typeIdentifiers;
CodeIdentifiers elemIdentifiers = new CodeIdentifiers ();
Hashtable mappedTypes = new Hashtable ();
Hashtable dataMappedTypes = new Hashtable ();
Queue pendingMaps = new Queue ();
Hashtable sharedAnonymousTypes = new Hashtable ();
bool encodedFormat = false;
XmlReflectionImporter auxXmlRefImporter;
SoapReflectionImporter auxSoapRefImporter;
bool anyTypeImported;
#if NET_2_0
CodeGenerationOptions options;
#endif
static readonly XmlQualifiedName anyType = new XmlQualifiedName ("anyType",XmlSchema.Namespace);
static readonly XmlQualifiedName arrayType = new XmlQualifiedName ("Array",XmlSerializer.EncodingNamespace);
static readonly XmlQualifiedName arrayTypeRefName = new XmlQualifiedName ("arrayType",XmlSerializer.EncodingNamespace);
const string XmlNamespace = "http://www.w3.org/XML/1998/namespace";
XmlSchemaElement anyElement = null;
class MapFixup
{
public XmlTypeMapping Map;
public XmlSchemaComplexType SchemaType;
public XmlQualifiedName TypeName;
}
#endregion
#region Constructors
public XmlSchemaImporter (XmlSchemas schemas)
{
this.schemas = schemas;
typeIdentifiers = new CodeIdentifiers ();
}
public XmlSchemaImporter (XmlSchemas schemas, CodeIdentifiers typeIdentifiers)
: this (schemas)
{
this.typeIdentifiers = typeIdentifiers;
}
#if NET_2_0
[MonoTODO]
public XmlSchemaImporter (XmlSchemas schemas, CodeGenerationOptions options, System.CodeDom.Compiler.ICodeGenerator codeGenerator, ImportContext context)
{
this.schemas = schemas;
this.options = options;
if (context != null) {
typeIdentifiers = context.TypeIdentifiers;
InitSharedData (context);
}
else
typeIdentifiers = new CodeIdentifiers ();
}
public XmlSchemaImporter (XmlSchemas schemas, CodeGenerationOptions options, ImportContext context)
{
this.schemas = schemas;
this.options = options;
if (context != null) {
typeIdentifiers = context.TypeIdentifiers;
InitSharedData (context);
}
else
typeIdentifiers = new CodeIdentifiers ();
}
public XmlSchemaImporter (XmlSchemas schemas, CodeIdentifiers typeIdentifiers, CodeGenerationOptions options)
{
this.typeIdentifiers = typeIdentifiers;
this.schemas = schemas;
this.options = options;
}
void InitSharedData (ImportContext context)
{
if (context.ShareTypes) {
mappedTypes = context.MappedTypes;
dataMappedTypes = context.DataMappedTypes;
sharedAnonymousTypes = context.SharedAnonymousTypes;
}
}
#endif
internal bool UseEncodedFormat
{
get { return encodedFormat; }
set { encodedFormat = value; }
}
#endregion // Constructors
#region Methods
public XmlMembersMapping ImportAnyType (XmlQualifiedName typeName, string elementName)
{
if (typeName == XmlQualifiedName.Empty)
{
XmlTypeMapMemberAnyElement mapMem = new XmlTypeMapMemberAnyElement ();
mapMem.Name = typeName.Name;
mapMem.TypeData = TypeTranslator.GetTypeData(typeof(XmlNode));
mapMem.ElementInfo.Add (CreateElementInfo (typeName.Namespace, mapMem, typeName.Name, mapMem.TypeData, true, XmlSchemaForm.None));
XmlMemberMapping[] mm = new XmlMemberMapping [1];
mm[0] = new XmlMemberMapping (typeName.Name, typeName.Namespace, mapMem, encodedFormat);
return new XmlMembersMapping (mm);
}
else
{
XmlSchemaComplexType stype = (XmlSchemaComplexType) schemas.Find (typeName, typeof (XmlSchemaComplexType));
if (stype == null)
throw new InvalidOperationException ("Referenced type '" + typeName + "' not found");
if (!CanBeAnyElement (stype))
throw new InvalidOperationException ("The type '" + typeName + "' is not valid for a collection of any elements");
ClassMap cmap = new ClassMap ();
CodeIdentifiers classIds = new CodeIdentifiers ();
bool isMixed = stype.IsMixed;
ImportSequenceContent (typeName, cmap, ((XmlSchemaSequence) stype.Particle).Items, classIds, false, ref isMixed);
XmlTypeMapMemberAnyElement mapMem = (XmlTypeMapMemberAnyElement) cmap.AllMembers[0];
mapMem.Name = typeName.Name;
XmlMemberMapping[] mm = new XmlMemberMapping [1];
mm[0] = new XmlMemberMapping (typeName.Name, typeName.Namespace, mapMem, encodedFormat);
return new XmlMembersMapping (mm);
}
}
public XmlTypeMapping ImportDerivedTypeMapping (XmlQualifiedName name, Type baseType)
{
return ImportDerivedTypeMapping (name, baseType, true);
}
public XmlTypeMapping ImportDerivedTypeMapping (XmlQualifiedName name, Type baseType, bool baseTypeCanBeIndirect)
{
XmlQualifiedName qname;
XmlSchemaType stype;
if (encodedFormat)
{
qname = name;
stype = schemas.Find (name, typeof (XmlSchemaComplexType)) as XmlSchemaComplexType;
if (stype == null) throw new InvalidOperationException ("Schema type '" + name + "' not found or not valid");
}
else
{
if (!LocateElement (name, out qname, out stype))
return null;
}
XmlTypeMapping map = GetRegisteredTypeMapping (qname);
if (map != null)
{
// If the type has already been imported, make sure that the map
// has the requested base type
SetMapBaseType (map, baseType);
map.UpdateRoot (name);
return map;
}
map = CreateTypeMapping (qname, SchemaTypes.Class, name);
if (stype != null) {
map.Documentation = GetDocumentation (stype);
RegisterMapFixup (map, qname, (XmlSchemaComplexType)stype);
} else {
ClassMap cmap = new ClassMap ();
CodeIdentifiers classIds = new CodeIdentifiers ();
map.ObjectMap = cmap;
AddTextMember (qname, cmap, classIds);
}
BuildPendingMaps ();
SetMapBaseType (map, baseType);
return map;
}
void SetMapBaseType (XmlTypeMapping map, Type baseType)
{
// This method sets the base type for a given map.
// If the map already inherits from this type, it does nothing.
// Fiirst of all, check if the map already inherits from baseType
XmlTypeMapping topMap = null;
while (map != null)
{
if (map.TypeData.Type == baseType)
return;
topMap = map;
map = map.BaseMap;
}
// Does not have the requested base type.
// Then, get/create a map for that base type.
XmlTypeMapping baseMap = ReflectType (baseType, null);
// Add this map as a derived map of the base map
topMap.BaseMap = baseMap;
baseMap.DerivedTypes.Add (topMap);
baseMap.DerivedTypes.AddRange (topMap.DerivedTypes);
// Now add the base type fields to all derived maps
ClassMap baseClassMap = (ClassMap)baseMap.ObjectMap;
ClassMap cmap = (ClassMap)topMap.ObjectMap;
foreach (XmlTypeMapMember member in baseClassMap.AllMembers)
cmap.AddMember (member);
foreach (XmlTypeMapping derivedMap in topMap.DerivedTypes)
{
cmap = (ClassMap)derivedMap.ObjectMap;
foreach (XmlTypeMapMember member in baseClassMap.AllMembers)
cmap.AddMember (member);
}
}
public XmlMembersMapping ImportMembersMapping (XmlQualifiedName name)
{
XmlSchemaElement elem = (XmlSchemaElement) schemas.Find (name, typeof (XmlSchemaElement));
if (elem == null) throw new InvalidOperationException ("Schema element '" + name + "' not found or not valid");
XmlSchemaComplexType stype;
if (elem.SchemaType != null)
{
stype = elem.SchemaType as XmlSchemaComplexType;
}
else
{
if (elem.SchemaTypeName.IsEmpty) return null;
object type = schemas.Find (elem.SchemaTypeName, typeof (XmlSchemaComplexType));
if (type == null) {
if (IsPrimitiveTypeNamespace (elem.SchemaTypeName.Namespace)) return null;
throw new InvalidOperationException ("Schema type '" + elem.SchemaTypeName + "' not found");
}
stype = type as XmlSchemaComplexType;
}
if (stype == null)
throw new InvalidOperationException ("Schema element '" + name + "' not found or not valid");
XmlMemberMapping[] mapping = ImportMembersMappingComposite (stype, name);
return new XmlMembersMapping (name.Name, name.Namespace, mapping);
}
public XmlMembersMapping ImportMembersMapping (XmlQualifiedName[] names)
{
XmlMemberMapping[] mapping = new XmlMemberMapping [names.Length];
for (int n=0; n<names.Length; n++)
{
XmlSchemaElement elem = (XmlSchemaElement) schemas.Find (names[n], typeof (XmlSchemaElement));
if (elem == null) throw new InvalidOperationException ("Schema element '" + names[n] + "' not found");
XmlQualifiedName typeQName = new XmlQualifiedName ("Message", names[n].Namespace);
XmlTypeMapping tmap;
TypeData td = GetElementTypeData (typeQName, elem, names[n], out tmap);
mapping[n] = ImportMemberMapping (elem.Name, typeQName.Namespace, elem.IsNillable, td, tmap);
}
BuildPendingMaps ();
return new XmlMembersMapping (mapping);
}
#if NET_2_0
[MonoTODO]
public XmlMembersMapping ImportMembersMapping (string name, string ns, SoapSchemaMember[] members)
{
throw new NotImplementedException ();
}
[MonoTODO]
public XmlTypeMapping ImportSchemaType (XmlQualifiedName typeName)
{
throw new NotImplementedException ();
}
[MonoTODO]
public XmlTypeMapping ImportSchemaType (XmlQualifiedName typeName, Type baseType)
{
throw new NotImplementedException ();
}
[MonoTODO]
public XmlTypeMapping ImportSchemaType (XmlQualifiedName typeName, Type baseType, bool baseTypeCanBeIndirect)
{
throw new NotImplementedException ();
}
#endif
internal XmlMembersMapping ImportEncodedMembersMapping (string name, string ns, SoapSchemaMember[] members, bool hasWrapperElement)
{
XmlMemberMapping[] mapping = new XmlMemberMapping [members.Length];
for (int n=0; n<members.Length; n++)
{
TypeData td = GetTypeData (members[n].MemberType, null);
XmlTypeMapping tmap = GetTypeMapping (td);
mapping[n] = ImportMemberMapping (members[n].MemberName, members[n].MemberType.Namespace, true, td, tmap);
}
BuildPendingMaps ();
return new XmlMembersMapping (name, ns, hasWrapperElement, false, mapping);
}
internal XmlMembersMapping ImportEncodedMembersMapping (string name, string ns, SoapSchemaMember member)
{
XmlSchemaComplexType stype = schemas.Find (member.MemberType, typeof (XmlSchemaComplexType)) as XmlSchemaComplexType;
if (stype == null) throw new InvalidOperationException ("Schema type '" + member.MemberType + "' not found or not valid");
XmlMemberMapping[] mapping = ImportMembersMappingComposite (stype, member.MemberType);
return new XmlMembersMapping (name, ns, mapping);
}
XmlMemberMapping[] ImportMembersMappingComposite (XmlSchemaComplexType stype, XmlQualifiedName refer)
{
if (stype.Particle == null)
return new XmlMemberMapping [0];
ClassMap cmap = new ClassMap ();
XmlSchemaSequence seq = stype.Particle as XmlSchemaSequence;
if (seq == null) throw new InvalidOperationException ("Schema element '" + refer + "' cannot be imported as XmlMembersMapping");
CodeIdentifiers classIds = new CodeIdentifiers ();
ImportParticleComplexContent (refer, cmap, seq, classIds, false);
ImportAttributes (refer, cmap, stype.Attributes, stype.AnyAttribute, classIds);
BuildPendingMaps ();
int n = 0;
XmlMemberMapping[] mapping = new XmlMemberMapping [cmap.AllMembers.Count];
foreach (XmlTypeMapMember mapMem in cmap.AllMembers)
mapping[n++] = new XmlMemberMapping (mapMem.Name, refer.Namespace, mapMem, encodedFormat);
return mapping;
}
XmlMemberMapping ImportMemberMapping (string name, string ns, bool isNullable, TypeData type, XmlTypeMapping emap)
{
XmlTypeMapMemberElement mapMem;
if (type.IsListType)
mapMem = new XmlTypeMapMemberList ();
else
mapMem = new XmlTypeMapMemberElement ();
mapMem.Name = name;
mapMem.TypeData = type;
mapMem.ElementInfo.Add (CreateElementInfo (ns, mapMem, name, type, isNullable, XmlSchemaForm.None, emap));
return new XmlMemberMapping (name, ns, mapMem, encodedFormat);
}
[MonoTODO]
public XmlMembersMapping ImportMembersMapping (XmlQualifiedName[] names, Type baseType, bool baseTypeCanBeIndirect)
{
throw new NotImplementedException ();
}
public XmlTypeMapping ImportTypeMapping (XmlQualifiedName name)
{
XmlQualifiedName qname;
XmlSchemaType stype;
if (!LocateElement (name, out qname, out stype)) return null;
if (stype == null) {
// Importing a primitive type
TypeData td = TypeTranslator.GetPrimitiveTypeData (qname.Name);
return ReflectType (td.Type, name.Namespace);
}
XmlTypeMapping map = GetRegisteredTypeMapping (qname);
if (map != null) return map;
map = CreateTypeMapping (qname, SchemaTypes.Class, name);
map.Documentation = GetDocumentation (stype);
RegisterMapFixup (map, qname, (XmlSchemaComplexType)stype);
BuildPendingMaps ();
return map;
}
bool LocateElement (XmlQualifiedName name, out XmlQualifiedName qname, out XmlSchemaType stype)
{
qname = null;
stype = null;
XmlSchemaElement elem = (XmlSchemaElement) schemas.Find (name, typeof (XmlSchemaElement));
if (elem == null) return false;
// The root element must be an element with complex type
if (elem.SchemaType != null)
{
stype = elem.SchemaType;
qname = name;
}
else
{
if (elem.SchemaTypeName.IsEmpty) return false;
object type = schemas.Find (elem.SchemaTypeName, typeof (XmlSchemaComplexType));
if (type == null) type = schemas.Find (elem.SchemaTypeName, typeof (XmlSchemaSimpleType));
if (type == null) {
if (IsPrimitiveTypeNamespace (elem.SchemaTypeName.Namespace)) {
qname = elem.SchemaTypeName;
return true;
}
throw new InvalidOperationException ("Schema type '" + elem.SchemaTypeName + "' not found");
}
stype = (XmlSchemaType) type;
qname = stype.QualifiedName;
XmlSchemaType btype = stype.BaseSchemaType as XmlSchemaType;
if (btype != null && btype.QualifiedName == elem.SchemaTypeName)
throw new InvalidOperationException ("Cannot import schema for type '" + elem.SchemaTypeName.Name + "' from namespace '" + elem.SchemaTypeName.Namespace + "'. Redefine not supported");
}
if (stype is XmlSchemaSimpleType) return false;
return true;
}
XmlTypeMapping ImportType (XmlQualifiedName name, XmlQualifiedName root, bool throwOnError)
{
XmlTypeMapping map = GetRegisteredTypeMapping (name);
if (map != null) {
map.UpdateRoot (root);
return map;
}
XmlSchemaType type = (XmlSchemaType) schemas.Find (name, typeof (XmlSchemaComplexType));
if (type == null) type = (XmlSchemaType) schemas.Find (name, typeof (XmlSchemaSimpleType));
if (type == null)
{
if (throwOnError) {
if (name.Namespace == XmlSerializer.EncodingNamespace)
throw new InvalidOperationException ("Referenced type '" + name + "' valid only for encoded SOAP.");
else
throw new InvalidOperationException ("Referenced type '" + name + "' not found.");
} else
return null;
}
return ImportType (name, type, root);
}
XmlTypeMapping ImportClass (XmlQualifiedName name)
{
XmlTypeMapping map = ImportType (name, null, true);
if (map.TypeData.SchemaType == SchemaTypes.Class) return map;
XmlSchemaComplexType stype = schemas.Find (name, typeof (XmlSchemaComplexType)) as XmlSchemaComplexType;
return CreateClassMap (name, stype, new XmlQualifiedName (map.ElementName, map.Namespace));
}
XmlTypeMapping ImportType (XmlQualifiedName name, XmlSchemaType stype, XmlQualifiedName root)
{
XmlTypeMapping map = GetRegisteredTypeMapping (name);
if (map != null) {
XmlSchemaComplexType ct = stype as XmlSchemaComplexType;
if (map.TypeData.SchemaType != SchemaTypes.Class || ct == null || !CanBeArray (name, ct)) {
map.UpdateRoot (root);
return map;
}
// The map was initially imported as a class, but it turns out that it is an
// array. It has to be imported now as array.
}
if (stype is XmlSchemaComplexType)
return ImportClassComplexType (name, (XmlSchemaComplexType) stype, root);
else if (stype is XmlSchemaSimpleType)
return ImportClassSimpleType (name, (XmlSchemaSimpleType) stype, root);
throw new NotSupportedException ("Schema type not supported: " + stype.GetType ());
}
XmlTypeMapping ImportClassComplexType (XmlQualifiedName typeQName, XmlSchemaComplexType stype, XmlQualifiedName root)
{
// The need for fixups: If the complex type is an array, then to get the type of the
// array we need first to get the type of the items of the array.
// But if one of the item types or its children has a referece to this type array,
// then we enter in an infinite loop. This does not happen with class types because
// the class map is registered before parsing the children. We can't do the same
// with the array type because to register the array map we need the type of the array.
Type anyType = GetAnyElementType (stype);
if (anyType != null)
return GetTypeMapping (TypeTranslator.GetTypeData(anyType));
if (CanBeArray (typeQName, stype))
{
TypeData typeData;
ListMap listMap = BuildArrayMap (typeQName, stype, out typeData);
if (listMap != null)
{
XmlTypeMapping map = CreateArrayTypeMapping (typeQName, typeData);
map.ObjectMap = listMap;
return map;
}
// After all, it is not an array. Create a class map then.
}
else if (CanBeIXmlSerializable (stype))
{
return ImportXmlSerializableMapping (typeQName.Namespace);
}
// Register the map right now but do not build it,
// This will avoid loops.
return CreateClassMap (typeQName, stype, root);
}
XmlTypeMapping CreateClassMap (XmlQualifiedName typeQName, XmlSchemaComplexType stype, XmlQualifiedName root)
{
XmlTypeMapping map = CreateTypeMapping (typeQName, SchemaTypes.Class, root);
map.Documentation = GetDocumentation (stype);
RegisterMapFixup (map, typeQName, stype);
return map;
}
void RegisterMapFixup (XmlTypeMapping map, XmlQualifiedName typeQName, XmlSchemaComplexType stype)
{
MapFixup fixup = new MapFixup ();
fixup.Map = map;
fixup.SchemaType = stype;
fixup.TypeName = typeQName;
pendingMaps.Enqueue (fixup);
}
void BuildPendingMaps ()
{
while (pendingMaps.Count > 0) {
MapFixup fixup = (MapFixup) pendingMaps.Dequeue ();
if (fixup.Map.ObjectMap == null) {
BuildClassMap (fixup.Map, fixup.TypeName, fixup.SchemaType);
if (fixup.Map.ObjectMap == null) pendingMaps.Enqueue (fixup);
}
}
}
void BuildPendingMap (XmlTypeMapping map)
{
if (map.ObjectMap != null) return;
foreach (MapFixup fixup in pendingMaps)
{
if (fixup.Map == map) {
BuildClassMap (fixup.Map, fixup.TypeName, fixup.SchemaType);
return;
}
}
throw new InvalidOperationException ("Can't complete map of type " + map.XmlType + " : " + map.Namespace);
}
void BuildClassMap (XmlTypeMapping map, XmlQualifiedName typeQName, XmlSchemaComplexType stype)
{
CodeIdentifiers classIds = new CodeIdentifiers();
classIds.AddReserved (map.TypeData.TypeName);
ClassMap cmap = new ClassMap ();
map.ObjectMap = cmap;
bool isMixed = stype.IsMixed;
if (stype.Particle != null)
ImportParticleComplexContent (typeQName, cmap, stype.Particle, classIds, isMixed);
else
{
if (stype.ContentModel is XmlSchemaSimpleContent) {
ImportSimpleContent (typeQName, map, (XmlSchemaSimpleContent)stype.ContentModel, classIds, isMixed);
}
else if (stype.ContentModel is XmlSchemaComplexContent) {
ImportComplexContent (typeQName, map, (XmlSchemaComplexContent)stype.ContentModel, classIds, isMixed);
}
}
ImportAttributes (typeQName, cmap, stype.Attributes, stype.AnyAttribute, classIds);
ImportExtensionTypes (typeQName);
if (isMixed) AddTextMember (typeQName, cmap, classIds);
AddObjectDerivedMap (map);
}
void ImportAttributes (XmlQualifiedName typeQName, ClassMap cmap, XmlSchemaObjectCollection atts, XmlSchemaAnyAttribute anyat, CodeIdentifiers classIds)
{
if (anyat != null)
{
XmlTypeMapMemberAnyAttribute member = new XmlTypeMapMemberAnyAttribute ();
member.Name = classIds.AddUnique ("AnyAttribute", member);
member.TypeData = TypeTranslator.GetTypeData (typeof(XmlAttribute[]));
cmap.AddMember (member);
}
foreach (XmlSchemaObject at in atts)
{
if (at is XmlSchemaAttribute)
{
string ns;
XmlSchemaAttribute attr = (XmlSchemaAttribute)at;
XmlSchemaAttribute refAttr = GetRefAttribute (typeQName, attr, out ns);
XmlTypeMapMemberAttribute member = new XmlTypeMapMemberAttribute ();
member.Name = classIds.AddUnique (CodeIdentifier.MakeValid (refAttr.Name), member);
member.Documentation = GetDocumentation (attr);
member.AttributeName = refAttr.Name;
member.Namespace = ns;
member.Form = refAttr.Form;
member.TypeData = GetAttributeTypeData (typeQName, attr);
if (refAttr.DefaultValue != null)
member.DefaultValue = ImportDefaultValue (member.TypeData, refAttr.DefaultValue);
else if (member.TypeData.IsValueType)
member.IsOptionalValueType = (refAttr.ValidatedUse != XmlSchemaUse.Required);
if (member.TypeData.IsComplexType)
member.MappedType = GetTypeMapping (member.TypeData);
cmap.AddMember (member);
}
else if (at is XmlSchemaAttributeGroupRef)
{
XmlSchemaAttributeGroupRef gref = (XmlSchemaAttributeGroupRef)at;
XmlSchemaAttributeGroup grp = FindRefAttributeGroup (gref.RefName);
ImportAttributes (typeQName, cmap, grp.Attributes, grp.AnyAttribute, classIds);
}
}
}
ListMap BuildArrayMap (XmlQualifiedName typeQName, XmlSchemaComplexType stype, out TypeData arrayTypeData)
{
if (encodedFormat)
{
XmlSchemaComplexContent content = stype.ContentModel as XmlSchemaComplexContent;
XmlSchemaComplexContentRestriction rest = content.Content as XmlSchemaComplexContentRestriction;
XmlSchemaAttribute arrayTypeAt = FindArrayAttribute (rest.Attributes);
if (arrayTypeAt != null)
{
XmlAttribute[] uatts = arrayTypeAt.UnhandledAttributes;
if (uatts == null || uatts.Length == 0) throw new InvalidOperationException ("arrayType attribute not specified in array declaration: " + typeQName);
XmlAttribute xat = null;
foreach (XmlAttribute at in uatts)
if (at.LocalName == "arrayType" && at.NamespaceURI == XmlSerializer.WsdlNamespace)
{ xat = at; break; }
if (xat == null)
throw new InvalidOperationException ("arrayType attribute not specified in array declaration: " + typeQName);
string name, ns, dims;
TypeTranslator.ParseArrayType (xat.Value, out name, out ns, out dims);
return BuildEncodedArrayMap (name + dims, ns, out arrayTypeData);
}
else
{
XmlSchemaElement elem = null;
XmlSchemaSequence seq = rest.Particle as XmlSchemaSequence;
if (seq != null && seq.Items.Count == 1)
elem = seq.Items[0] as XmlSchemaElement;
else {
XmlSchemaAll all = rest.Particle as XmlSchemaAll;
if (all != null && all.Items.Count == 1)
elem = all.Items[0] as XmlSchemaElement;
}
if (elem == null)
throw new InvalidOperationException ("Unknown array format");
return BuildEncodedArrayMap (elem.SchemaTypeName.Name + "[]", elem.SchemaTypeName.Namespace, out arrayTypeData);
}
}
else
{
ClassMap cmap = new ClassMap ();
CodeIdentifiers classIds = new CodeIdentifiers();
ImportParticleComplexContent (typeQName, cmap, stype.Particle, classIds, stype.IsMixed);
XmlTypeMapMemberFlatList list = (cmap.AllMembers.Count == 1) ? cmap.AllMembers[0] as XmlTypeMapMemberFlatList : null;
if (list != null && list.ChoiceMember == null)
{
arrayTypeData = list.TypeData;
return list.ListMap;
}
else
{
arrayTypeData = null;
return null;
}
}
}
ListMap BuildEncodedArrayMap (string type, string ns, out TypeData arrayTypeData)
{
ListMap map = new ListMap ();
int i = type.LastIndexOf ("[");
if (i == -1) throw new InvalidOperationException ("Invalid arrayType value: " + type);
if (type.IndexOf (",",i) != -1) throw new InvalidOperationException ("Multidimensional arrays are not supported");
string itemType = type.Substring (0,i);
TypeData itemTypeData;
if (itemType.IndexOf ("[") != -1)
{
ListMap innerListMap = BuildEncodedArrayMap (itemType, ns, out itemTypeData);
int dims = itemType.Split ('[').Length - 1;
string name = TypeTranslator.GetArrayName (type, dims);
XmlQualifiedName qname = new XmlQualifiedName (name, ns);
XmlTypeMapping tmap = CreateArrayTypeMapping (qname, itemTypeData);
tmap.ObjectMap = innerListMap;
}
else
{
itemTypeData = GetTypeData (new XmlQualifiedName (itemType, ns), null);
}
arrayTypeData = itemTypeData.ListTypeData;
map.ItemInfo = new XmlTypeMapElementInfoList();
map.ItemInfo.Add (CreateElementInfo ("", null, "Item", itemTypeData, true, XmlSchemaForm.None));
return map;
}
XmlSchemaAttribute FindArrayAttribute (XmlSchemaObjectCollection atts)
{
foreach (object ob in atts)
{
XmlSchemaAttribute att = ob as XmlSchemaAttribute;
if (att != null && att.RefName == arrayTypeRefName) return att;
XmlSchemaAttributeGroupRef gref = ob as XmlSchemaAttributeGroupRef;
if (gref != null)
{
XmlSchemaAttributeGroup grp = FindRefAttributeGroup (gref.RefName);
att = FindArrayAttribute (grp.Attributes);
if (att != null) return att;
}
}
return null;
}
void ImportParticleComplexContent (XmlQualifiedName typeQName, ClassMap cmap, XmlSchemaParticle particle, CodeIdentifiers classIds, bool isMixed)
{
ImportParticleContent (typeQName, cmap, particle, classIds, false, ref isMixed);
if (isMixed) AddTextMember (typeQName, cmap, classIds);
}
void AddTextMember (XmlQualifiedName typeQName, ClassMap cmap, CodeIdentifiers classIds)
{
if (cmap.XmlTextCollector == null)
{
XmlTypeMapMemberFlatList member = new XmlTypeMapMemberFlatList ();
member.Name = classIds.AddUnique ("Text", member);
member.TypeData = TypeTranslator.GetTypeData (typeof(string[]));
member.ElementInfo.Add (CreateTextElementInfo (typeQName.Namespace, member, member.TypeData.ListItemTypeData));
member.IsXmlTextCollector = true;
member.ListMap = new ListMap ();
member.ListMap.ItemInfo = member.ElementInfo;
cmap.AddMember (member);
}
}
void ImportParticleContent (XmlQualifiedName typeQName, ClassMap cmap, XmlSchemaParticle particle, CodeIdentifiers classIds, bool multiValue, ref bool isMixed)
{
if (particle == null) return;
if (particle is XmlSchemaGroupRef)
particle = GetRefGroupParticle ((XmlSchemaGroupRef)particle);
if (particle.MaxOccurs > 1) multiValue = true;
if (particle is XmlSchemaSequence) {
ImportSequenceContent (typeQName, cmap, ((XmlSchemaSequence)particle).Items, classIds, multiValue, ref isMixed);
}
else if (particle is XmlSchemaChoice) {
if (((XmlSchemaChoice)particle).Items.Count == 1)
ImportSequenceContent (typeQName, cmap, ((XmlSchemaChoice)particle).Items, classIds, multiValue, ref isMixed);
else
ImportChoiceContent (typeQName, cmap, (XmlSchemaChoice)particle, classIds, multiValue);
}
else if (particle is XmlSchemaAll) {
ImportSequenceContent (typeQName, cmap, ((XmlSchemaAll)particle).Items, classIds, multiValue, ref isMixed);
}
}
void ImportSequenceContent (XmlQualifiedName typeQName, ClassMap cmap, XmlSchemaObjectCollection items, CodeIdentifiers classIds, bool multiValue, ref bool isMixed)
{
foreach (XmlSchemaObject item in items)
{
if (item is XmlSchemaElement)
{
string ns;
XmlSchemaElement elem = (XmlSchemaElement) item;
XmlTypeMapping emap;
TypeData typeData = GetElementTypeData (typeQName, elem, null, out emap);
XmlSchemaElement refElem = GetRefElement (typeQName, elem, out ns);
if (elem.MaxOccurs == 1 && !multiValue)
{
XmlTypeMapMemberElement member = null;
if (typeData.SchemaType != SchemaTypes.Array)
{
member = new XmlTypeMapMemberElement ();
if (refElem.DefaultValue != null) member.DefaultValue = ImportDefaultValue (typeData, refElem.DefaultValue);
}
else if (GetTypeMapping (typeData).IsSimpleType)
{
// It is a simple list (space separated list).
// Since this is not supported, map as a single item value
// TODO: improve this
member = new XmlTypeMapMemberElement ();
typeData = typeData.ListItemTypeData;
}
else
member = new XmlTypeMapMemberList ();
if (elem.MinOccurs == 0 && typeData.IsValueType)
member.IsOptionalValueType = true;
member.Name = classIds.AddUnique(CodeIdentifier.MakeValid(refElem.Name), member);
member.Documentation = GetDocumentation (elem);
member.TypeData = typeData;
member.ElementInfo.Add (CreateElementInfo (ns, member, refElem.Name, typeData, refElem.IsNillable, refElem.Form, emap));
cmap.AddMember (member);
}
else
{
XmlTypeMapMemberFlatList member = new XmlTypeMapMemberFlatList ();
member.ListMap = new ListMap ();
member.Name = classIds.AddUnique(CodeIdentifier.MakeValid(refElem.Name), member);
member.Documentation = GetDocumentation (elem);
member.TypeData = typeData.ListTypeData;
member.ElementInfo.Add (CreateElementInfo (ns, member, refElem.Name, typeData, refElem.IsNillable, refElem.Form, emap));
member.ListMap.ItemInfo = member.ElementInfo;
cmap.AddMember (member);
}
}
else if (item is XmlSchemaAny)
{
XmlSchemaAny elem = (XmlSchemaAny) item;
XmlTypeMapMemberAnyElement member = new XmlTypeMapMemberAnyElement ();
member.Name = classIds.AddUnique ("Any", member);
member.Documentation = GetDocumentation (elem);
Type ctype;
if (elem.MaxOccurs != 1 || multiValue)
ctype = isMixed ? typeof(XmlNode[]) : typeof(XmlElement[]);
else
ctype = isMixed ? typeof(XmlNode) : typeof(XmlElement);
member.TypeData = TypeTranslator.GetTypeData (ctype);
XmlTypeMapElementInfo einfo = new XmlTypeMapElementInfo (member, member.TypeData);
einfo.IsUnnamedAnyElement = true;
member.ElementInfo.Add (einfo);
if (isMixed)
{
einfo = CreateTextElementInfo (typeQName.Namespace, member, member.TypeData);
member.ElementInfo.Add (einfo);
member.IsXmlTextCollector = true;
isMixed = false; //Allow only one XmlTextAttribute
}
cmap.AddMember (member);
}
else if (item is XmlSchemaParticle) {
ImportParticleContent (typeQName, cmap, (XmlSchemaParticle)item, classIds, multiValue, ref isMixed);
}
}
}
object ImportDefaultValue (TypeData typeData, string value)
{
if (typeData.SchemaType == SchemaTypes.Enum) {
XmlTypeMapping map = GetTypeMapping (typeData);
EnumMap emap = (EnumMap) map.ObjectMap;
string res = emap.GetEnumName (value);
if (res == null) throw new InvalidOperationException ("'" + value + "' is not a valid enumeration value");
return res;
} else
return XmlCustomFormatter.FromXmlString (typeData, value);
}
void ImportChoiceContent (XmlQualifiedName typeQName, ClassMap cmap, XmlSchemaChoice choice, CodeIdentifiers classIds, bool multiValue)
{
XmlTypeMapElementInfoList choices = new XmlTypeMapElementInfoList ();
multiValue = ImportChoices (typeQName, null, choices, choice.Items) || multiValue;
if (choices.Count == 0) return;
if (choice.MaxOccurs > 1) multiValue = true;
XmlTypeMapMemberElement member;
if (multiValue)
{
member = new XmlTypeMapMemberFlatList ();
member.Name = classIds.AddUnique ("Items", member);
ListMap listMap = new ListMap ();
listMap.ItemInfo = choices;
((XmlTypeMapMemberFlatList)member).ListMap = listMap;
}
else
{
member = new XmlTypeMapMemberElement ();
member.Name = classIds.AddUnique ("Item", member);
}
// If all choices have the same type, use that type for the member.
// If not use System.Object.
// If there are at least two choices with the same type, use a choice
// identifier attribute
TypeData typeData = null;
bool twoEqual = false;
bool allEqual = true;
Hashtable types = new Hashtable ();
for (int n = choices.Count - 1; n >= 0; n--)
{
XmlTypeMapElementInfo einfo = (XmlTypeMapElementInfo) choices [n];
// In some complex schemas, we may end up with several options
// with the same name. It is better to ignore the extra options
// than to crash. It's the best we can do, and btw it works
// better than in MS.NET.
if (cmap.GetElement (einfo.ElementName, einfo.Namespace) != null ||
choices.IndexOfElement (einfo.ElementName, einfo.Namespace) != n)
{
choices.RemoveAt (n);
continue;
}
if (types.ContainsKey (einfo.TypeData)) twoEqual = true;
else types.Add (einfo.TypeData, einfo);
TypeData choiceType = einfo.TypeData;
if (choiceType.SchemaType == SchemaTypes.Class)
{
// When comparing class types, use the most generic class in the
// inheritance hierarchy
XmlTypeMapping choiceMap = GetTypeMapping (choiceType);
BuildPendingMap (choiceMap);
while (choiceMap.BaseMap != null) {
choiceMap = choiceMap.BaseMap;
BuildPendingMap (choiceMap);
choiceType = choiceMap.TypeData;
}
}
if (typeData == null) typeData = choiceType;
else if (typeData != choiceType) allEqual = false;
}
if (!allEqual)
typeData = TypeTranslator.GetTypeData (typeof(object));
if (twoEqual)
{
// Create the choice member
XmlTypeMapMemberElement choiceMember = new XmlTypeMapMemberElement ();
choiceMember.Ignore = true;
choiceMember.Name = classIds.AddUnique (member.Name + "ElementName", choiceMember);
member.ChoiceMember = choiceMember.Name;
// Create the choice enum
XmlTypeMapping enumMap = CreateTypeMapping (new XmlQualifiedName (member.Name + "ChoiceType", typeQName.Namespace), SchemaTypes.Enum, null);
enumMap.IncludeInSchema = false;
CodeIdentifiers codeIdents = new CodeIdentifiers ();
EnumMap.EnumMapMember[] members = new EnumMap.EnumMapMember [choices.Count];
for (int n=0; n<choices.Count; n++)
{
XmlTypeMapElementInfo it =(XmlTypeMapElementInfo) choices[n];
bool extraNs = (it.Namespace != null && it.Namespace != "" && it.Namespace != typeQName.Namespace);
string xmlName = extraNs ? it.Namespace + ":" + it.ElementName : it.ElementName;
string enumName = codeIdents.AddUnique (CodeIdentifier.MakeValid (it.ElementName), it);
members [n] = new EnumMap.EnumMapMember (xmlName, enumName);
}
enumMap.ObjectMap = new EnumMap (members, false);
choiceMember.TypeData = multiValue ? enumMap.TypeData.ListTypeData : enumMap.TypeData;
choiceMember.ElementInfo.Add (CreateElementInfo (typeQName.Namespace, choiceMember, choiceMember.Name, choiceMember.TypeData, false, XmlSchemaForm.None));
cmap.AddMember (choiceMember);
}
if (multiValue)
typeData = typeData.ListTypeData;
member.ElementInfo = choices;
member.Documentation = GetDocumentation (choice);
member.TypeData = typeData;
cmap.AddMember (member);
}
bool ImportChoices (XmlQualifiedName typeQName, XmlTypeMapMember member, XmlTypeMapElementInfoList choices, XmlSchemaObjectCollection items)
{
bool multiValue = false;
foreach (XmlSchemaObject titem in items)
{
XmlSchemaObject item = titem;
if (item is XmlSchemaGroupRef)
item = GetRefGroupParticle ((XmlSchemaGroupRef)item);
if (item is XmlSchemaElement)
{
string ns;
XmlSchemaElement elem = (XmlSchemaElement) item;
XmlTypeMapping emap;
TypeData typeData = GetElementTypeData (typeQName, elem, null, out emap);
XmlSchemaElement refElem = GetRefElement (typeQName, elem, out ns);
choices.Add (CreateElementInfo (ns, member, refElem.Name, typeData, refElem.IsNillable, refElem.Form, emap));
if (elem.MaxOccurs > 1) multiValue = true;
}
else if (item is XmlSchemaAny)
{
XmlTypeMapElementInfo einfo = new XmlTypeMapElementInfo (member, TypeTranslator.GetTypeData(typeof(XmlElement)));
einfo.IsUnnamedAnyElement = true;
choices.Add (einfo);
}
else if (item is XmlSchemaChoice) {
multiValue = ImportChoices (typeQName, member, choices, ((XmlSchemaChoice)item).Items) || multiValue;
}
else if (item is XmlSchemaSequence) {
multiValue = ImportChoices (typeQName, member, choices, ((XmlSchemaSequence)item).Items) || multiValue;
}
}
return multiValue;
}
void ImportSimpleContent (XmlQualifiedName typeQName, XmlTypeMapping map, XmlSchemaSimpleContent content, CodeIdentifiers classIds, bool isMixed)
{
XmlSchemaSimpleContentExtension ext = content.Content as XmlSchemaSimpleContentExtension;
ClassMap cmap = (ClassMap)map.ObjectMap;
XmlQualifiedName qname = GetContentBaseType (content.Content);
if (!IsPrimitiveTypeNamespace (qname.Namespace))
{
// Add base map members to this map
XmlTypeMapping baseMap = ImportType (qname, null, true);
BuildPendingMap (baseMap);
ClassMap baseClassMap = (ClassMap)baseMap.ObjectMap;
foreach (XmlTypeMapMember member in baseClassMap.AllMembers)
cmap.AddMember (member);
map.BaseMap = baseMap;
baseMap.DerivedTypes.Add (map);
}
else
{
XmlTypeMapMemberElement member = new XmlTypeMapMemberElement ();
member.Name = classIds.AddUnique("Value", member);
member.TypeData = FindBuiltInType (qname);
member.ElementInfo.Add (CreateTextElementInfo (typeQName.Namespace, member, member.TypeData));
member.IsXmlTextCollector = true;
cmap.AddMember (member);
}
if (ext != null)
ImportAttributes (typeQName, cmap, ext.Attributes, ext.AnyAttribute, classIds);
}
TypeData FindBuiltInType (XmlQualifiedName qname)
{
XmlSchemaComplexType ct = (XmlSchemaComplexType) schemas.Find (qname, typeof(XmlSchemaComplexType));
if (ct != null)
{
XmlSchemaSimpleContent sc = ct.ContentModel as XmlSchemaSimpleContent;
if (sc == null) throw new InvalidOperationException ("Invalid schema");
return FindBuiltInType (GetContentBaseType (sc.Content));
}
XmlSchemaSimpleType st = (XmlSchemaSimpleType) schemas.Find (qname, typeof(XmlSchemaSimpleType));
if (st != null)
return FindBuiltInType (qname, st);
if (IsPrimitiveTypeNamespace (qname.Namespace))
return TypeTranslator.GetPrimitiveTypeData (qname.Name);
throw new InvalidOperationException ("Definition of type '" + qname + "' not found");
}
TypeData FindBuiltInType (XmlQualifiedName qname, XmlSchemaSimpleType st)
{
if (CanBeEnum (st))
return ImportType (qname, null, true).TypeData;
if (st.Content is XmlSchemaSimpleTypeRestriction) {
XmlSchemaSimpleTypeRestriction rest = (XmlSchemaSimpleTypeRestriction) st.Content;
XmlQualifiedName bn = GetContentBaseType (rest);
if (bn == XmlQualifiedName.Empty && rest.BaseType != null)
return FindBuiltInType (qname, rest.BaseType);
else
return FindBuiltInType (bn);
}
else if (st.Content is XmlSchemaSimpleTypeList) {
return FindBuiltInType (GetContentBaseType (st.Content)).ListTypeData;
}
else if (st.Content is XmlSchemaSimpleTypeUnion)
{
// Check if all types of the union are equal. If not, then will use anyType.
XmlSchemaSimpleTypeUnion uni = (XmlSchemaSimpleTypeUnion) st.Content;
TypeData utype = null;
// Anonymous types are unique
if (uni.BaseTypes.Count != 0 && uni.MemberTypes.Length != 0)
return FindBuiltInType (anyType);
foreach (XmlQualifiedName mt in uni.MemberTypes)
{
TypeData qn = FindBuiltInType (mt);
if (utype != null && qn != utype) return FindBuiltInType (anyType);
else utype = qn;
}
return utype;
}
else
return null;
}
XmlQualifiedName GetContentBaseType (XmlSchemaObject ob)
{
if (ob is XmlSchemaSimpleContentExtension)
return ((XmlSchemaSimpleContentExtension)ob).BaseTypeName;
else if (ob is XmlSchemaSimpleContentRestriction)
return ((XmlSchemaSimpleContentRestriction)ob).BaseTypeName;
else if (ob is XmlSchemaSimpleTypeRestriction)
return ((XmlSchemaSimpleTypeRestriction)ob).BaseTypeName;
else if (ob is XmlSchemaSimpleTypeList)
return ((XmlSchemaSimpleTypeList)ob).ItemTypeName;
else
return null;
}
void ImportComplexContent (XmlQualifiedName typeQName, XmlTypeMapping map, XmlSchemaComplexContent content, CodeIdentifiers classIds, bool isMixed)
{
ClassMap cmap = (ClassMap)map.ObjectMap;
XmlQualifiedName qname;
XmlSchemaComplexContentExtension ext = content.Content as XmlSchemaComplexContentExtension;
if (ext != null) qname = ext.BaseTypeName;
else qname = ((XmlSchemaComplexContentRestriction)content.Content).BaseTypeName;
if (qname == typeQName)
throw new InvalidOperationException ("Cannot import schema for type '" + typeQName.Name + "' from namespace '" + typeQName.Namespace + "'. Redefine not supported");
// Add base map members to this map
XmlTypeMapping baseMap = ImportClass (qname);
BuildPendingMap (baseMap);
ClassMap baseClassMap = (ClassMap)baseMap.ObjectMap;
foreach (XmlTypeMapMember member in baseClassMap.AllMembers)
cmap.AddMember (member);
if (baseClassMap.XmlTextCollector != null) isMixed = false;
else if (content.IsMixed) isMixed = true;
map.BaseMap = baseMap;
baseMap.DerivedTypes.Add (map);
if (ext != null) {
// Add the members of this map
ImportParticleComplexContent (typeQName, cmap, ext.Particle, classIds, isMixed);
ImportAttributes (typeQName, cmap, ext.Attributes, ext.AnyAttribute, classIds);
}
else {
if (isMixed) ImportParticleComplexContent (typeQName, cmap, null, classIds, true);
}
}
void ImportExtensionTypes (XmlQualifiedName qname)
{
foreach (XmlSchema schema in schemas) {
foreach (XmlSchemaObject sob in schema.Items)
{
XmlSchemaComplexType sct = sob as XmlSchemaComplexType;
if (sct != null && sct.ContentModel is XmlSchemaComplexContent) {
XmlQualifiedName exqname;
XmlSchemaComplexContentExtension ext = sct.ContentModel.Content as XmlSchemaComplexContentExtension;
if (ext != null) exqname = ext.BaseTypeName;
else exqname = ((XmlSchemaComplexContentRestriction)sct.ContentModel.Content).BaseTypeName;
if (exqname == qname)
ImportType (new XmlQualifiedName (sct.Name, schema.TargetNamespace), sct, null);
}
}
}
}
XmlTypeMapping ImportClassSimpleType (XmlQualifiedName typeQName, XmlSchemaSimpleType stype, XmlQualifiedName root)
{
if (CanBeEnum (stype))
{
// Create an enum map
CodeIdentifiers codeIdents = new CodeIdentifiers ();
XmlTypeMapping enumMap = CreateTypeMapping (typeQName, SchemaTypes.Enum, null);
enumMap.Documentation = GetDocumentation (stype);
bool isFlags = false;
if (stype.Content is XmlSchemaSimpleTypeList) {
stype = ((XmlSchemaSimpleTypeList)stype.Content).ItemType;
isFlags = true;
}
XmlSchemaSimpleTypeRestriction rest = (XmlSchemaSimpleTypeRestriction)stype.Content;
codeIdents.AddReserved (enumMap.TypeData.TypeName);
EnumMap.EnumMapMember[] members = new EnumMap.EnumMapMember [rest.Facets.Count];
for (int n=0; n<rest.Facets.Count; n++)
{
XmlSchemaEnumerationFacet enu = (XmlSchemaEnumerationFacet) rest.Facets[n];
string enumName = codeIdents.AddUnique(CodeIdentifier.MakeValid (enu.Value), enu);
members [n] = new EnumMap.EnumMapMember (enu.Value, enumName);
members [n].Documentation = GetDocumentation (enu);
}
enumMap.ObjectMap = new EnumMap (members, isFlags);
enumMap.IsSimpleType = true;
return enumMap;
}
if (stype.Content is XmlSchemaSimpleTypeList)
{
XmlSchemaSimpleTypeList slist = (XmlSchemaSimpleTypeList)stype.Content;
TypeData arrayTypeData = FindBuiltInType (slist.ItemTypeName, stype);
ListMap listMap = new ListMap ();
listMap.ItemInfo = new XmlTypeMapElementInfoList ();
listMap.ItemInfo.Add (CreateElementInfo (typeQName.Namespace, null, "Item", arrayTypeData.ListItemTypeData, false, XmlSchemaForm.None));
XmlTypeMapping map = CreateArrayTypeMapping (typeQName, arrayTypeData);
map.ObjectMap = listMap;
map.IsSimpleType = true;
return map;
}
// It is an extension of a primitive or known type
TypeData typeData = FindBuiltInType (typeQName, stype);
return GetTypeMapping (typeData);
}
bool CanBeEnum (XmlSchemaSimpleType stype)
{
if (stype.Content is XmlSchemaSimpleTypeRestriction)
{
XmlSchemaSimpleTypeRestriction rest = (XmlSchemaSimpleTypeRestriction)stype.Content;
if (rest.Facets.Count == 0) return false;
foreach (object ob in rest.Facets)
if (!(ob is XmlSchemaEnumerationFacet)) return false;
return true;
}
else if (stype.Content is XmlSchemaSimpleTypeList)
{
XmlSchemaSimpleTypeList list = (XmlSchemaSimpleTypeList) stype.Content;
return (list.ItemType != null && CanBeEnum (list.ItemType));
}
return false;
}
bool CanBeArray (XmlQualifiedName typeQName, XmlSchemaComplexType stype)
{
if (encodedFormat)
{
XmlSchemaComplexContent content = stype.ContentModel as XmlSchemaComplexContent;
if (content == null) return false;
XmlSchemaComplexContentRestriction rest = content.Content as XmlSchemaComplexContentRestriction;
if (rest == null) return false;
return rest.BaseTypeName == arrayType;
}
else
{
if (stype.Attributes.Count > 0 || stype.AnyAttribute != null) return false;
else return !stype.IsMixed && CanBeArray (typeQName, stype.Particle, false);
}
}
bool CanBeArray (XmlQualifiedName typeQName, XmlSchemaParticle particle, bool multiValue)
{
// To be an array, there can't be a direct child of type typeQName
if (particle == null) return false;
multiValue = multiValue || particle.MaxOccurs > 1;
if (particle is XmlSchemaGroupRef)
return CanBeArray (typeQName, GetRefGroupParticle ((XmlSchemaGroupRef)particle), multiValue);
if (particle is XmlSchemaElement)
{
XmlSchemaElement elem = (XmlSchemaElement)particle;
if (!elem.RefName.IsEmpty)
return CanBeArray (typeQName, FindRefElement (elem), multiValue);
else
return multiValue && !typeQName.Equals (((XmlSchemaElement)particle).SchemaTypeName);
}
if (particle is XmlSchemaAny)
return multiValue;
if (particle is XmlSchemaSequence)
{
XmlSchemaSequence seq = particle as XmlSchemaSequence;
if (seq.Items.Count != 1) return false;
return CanBeArray (typeQName, (XmlSchemaParticle)seq.Items[0], multiValue);
}
if (particle is XmlSchemaChoice)
{
// Can be array if all choices have different types
ArrayList types = new ArrayList ();
if(!CheckChoiceType (typeQName, particle, types, ref multiValue)) return false;
return multiValue;
}
return false;
}
bool CheckChoiceType (XmlQualifiedName typeQName, XmlSchemaParticle particle, ArrayList types, ref bool multiValue)
{
XmlQualifiedName type = null;
multiValue = multiValue || particle.MaxOccurs > 1;
if (particle is XmlSchemaGroupRef)
return CheckChoiceType (typeQName, GetRefGroupParticle ((XmlSchemaGroupRef)particle), types, ref multiValue);
if (particle is XmlSchemaElement) {
string ns;
XmlSchemaElement elem = (XmlSchemaElement)particle;
XmlSchemaElement refElem = GetRefElement (typeQName, elem, out ns);
if (refElem.SchemaType != null) return true;
type = refElem.SchemaTypeName;
}
else if (particle is XmlSchemaAny) {
type = anyType;
}
else if (particle is XmlSchemaSequence)
{
XmlSchemaSequence seq = particle as XmlSchemaSequence;
foreach (XmlSchemaParticle par in seq.Items)
if (!CheckChoiceType (typeQName, par, types, ref multiValue)) return false;
return true;
}
else if (particle is XmlSchemaChoice)
{
foreach (XmlSchemaParticle choice in ((XmlSchemaChoice)particle).Items)
if (!CheckChoiceType (typeQName, choice, types, ref multiValue)) return false;
return true;
}
if (typeQName.Equals (type)) return false;
// For primitive types, compare using CLR types, since several
// xml types can be mapped to a single CLR type
string t;
if (IsPrimitiveTypeNamespace (type.Namespace))
t = TypeTranslator.GetPrimitiveTypeData (type.Name).FullTypeName + ":" + type.Namespace;
else
t = type.Name + ":" + type.Namespace;
if (types.Contains (t)) return false;
types.Add (t);
return true;
}
bool CanBeAnyElement (XmlSchemaComplexType stype)
{
XmlSchemaSequence seq = stype.Particle as XmlSchemaSequence;
return (seq != null) && (seq.Items.Count == 1) && (seq.Items[0] is XmlSchemaAny);
}
Type GetAnyElementType (XmlSchemaComplexType stype)
{
XmlSchemaSequence seq = stype.Particle as XmlSchemaSequence;
if ((seq == null) || (seq.Items.Count != 1) || !(seq.Items[0] is XmlSchemaAny))
return null;
if (encodedFormat)
return typeof(object);
XmlSchemaAny any = seq.Items[0] as XmlSchemaAny;
if (any.MaxOccurs == 1)
{
if (stype.IsMixed)
return typeof(XmlNode);
else
return typeof(XmlElement);
}
else
{
if (stype.IsMixed)
return typeof(XmlNode[]);
else
return typeof(XmlElement[]);
}
}
bool CanBeIXmlSerializable (XmlSchemaComplexType stype)
{
XmlSchemaSequence seq = stype.Particle as XmlSchemaSequence;
if (seq == null) return false;
if (seq.Items.Count != 2) return false;
XmlSchemaElement elem = seq.Items[0] as XmlSchemaElement;
if (elem == null) return false;
if (elem.RefName != new XmlQualifiedName ("schema",XmlSchema.Namespace)) return false;
return (seq.Items[1] is XmlSchemaAny);
}
XmlTypeMapping ImportXmlSerializableMapping (string ns)
{
XmlQualifiedName qname = new XmlQualifiedName ("System.Data.DataSet",ns);
XmlTypeMapping map = mappedTypes [qname] as XmlTypeMapping;
if (map != null) return map;
TypeData typeData = new TypeData ("System.Data.DataSet", "System.Data.DataSet", "System.Data.DataSet", SchemaTypes.XmlSerializable, null);
map = new XmlTypeMapping ("System.Data.DataSet", "", typeData, "System.Data.DataSet", ns);
map.IncludeInSchema = true;
mappedTypes [qname] = map;
dataMappedTypes [typeData] = map;
return map;
}
XmlTypeMapElementInfo CreateElementInfo (string ns, XmlTypeMapMember member, string name, TypeData typeData, bool isNillable, XmlSchemaForm form)
{
if (typeData.IsComplexType)
return CreateElementInfo (ns, member, name, typeData, isNillable, form, GetTypeMapping (typeData));
else
return CreateElementInfo (ns, member, name, typeData, isNillable, form, null);
}
XmlTypeMapElementInfo CreateElementInfo (string ns, XmlTypeMapMember member, string name, TypeData typeData, bool isNillable, XmlSchemaForm form, XmlTypeMapping emap)
{
XmlTypeMapElementInfo einfo = new XmlTypeMapElementInfo (member, typeData);
einfo.ElementName = name;
einfo.Namespace = ns;
einfo.IsNullable = isNillable;
einfo.Form = form;
if (typeData.IsComplexType)
einfo.MappedType = emap;
return einfo;
}
XmlTypeMapElementInfo CreateTextElementInfo (string ns, XmlTypeMapMember member, TypeData typeData)
{
XmlTypeMapElementInfo einfo = new XmlTypeMapElementInfo (member, typeData);
einfo.IsTextElement = true;
einfo.WrappedElement = false;
if (typeData.IsComplexType)
einfo.MappedType = GetTypeMapping (typeData);
return einfo;
}
XmlTypeMapping CreateTypeMapping (XmlQualifiedName typeQName, SchemaTypes schemaType, XmlQualifiedName root)
{
string typeName = CodeIdentifier.MakeValid (typeQName.Name);
typeName = typeIdentifiers.AddUnique (typeName, null);
TypeData typeData = new TypeData (typeName, typeName, typeName, schemaType, null);
string rootElem;
string rootNs;
if (root != null) {
rootElem = root.Name;
rootNs = root.Namespace;
}
else {
rootElem = typeQName.Name;
rootNs = "";
}
XmlTypeMapping map = new XmlTypeMapping (rootElem, rootNs, typeData, typeQName.Name, typeQName.Namespace);
map.IncludeInSchema = true;
mappedTypes [typeQName] = map;
dataMappedTypes [typeData] = map;
return map;
}
XmlTypeMapping CreateArrayTypeMapping (XmlQualifiedName typeQName, TypeData arrayTypeData)
{
XmlTypeMapping map;
if (encodedFormat) map = new XmlTypeMapping ("Array", XmlSerializer.EncodingNamespace, arrayTypeData, "Array", XmlSerializer.EncodingNamespace);
else map = new XmlTypeMapping (arrayTypeData.XmlType, typeQName.Namespace, arrayTypeData, arrayTypeData.XmlType, typeQName.Namespace);
map.IncludeInSchema = true;
mappedTypes [typeQName] = map;
dataMappedTypes [arrayTypeData] = map;
return map;
}
XmlSchemaElement GetRefElement (XmlQualifiedName typeQName, XmlSchemaElement elem, out string ns)
{
if (!elem.RefName.IsEmpty)
{
ns = elem.RefName.Namespace;
return FindRefElement (elem);
}
else
{
ns = typeQName.Namespace;
return elem;
}
}
XmlSchemaAttribute GetRefAttribute (XmlQualifiedName typeQName, XmlSchemaAttribute attr, out string ns)
{
if (!attr.RefName.IsEmpty)
{
ns = attr.RefName.Namespace;
XmlSchemaAttribute at = FindRefAttribute (attr.RefName);
if (at == null) throw new InvalidOperationException ("The attribute " + attr.RefName + " is missing");
return at;
}
else
{
ns = typeQName.Namespace;
return attr;
}
}
TypeData GetElementTypeData (XmlQualifiedName typeQName, XmlSchemaElement elem, XmlQualifiedName root, out XmlTypeMapping map)
{
bool sharedAnnType = false;
map = null;
if (!elem.RefName.IsEmpty) {
XmlSchemaElement refElem = FindRefElement (elem);
if (refElem == null) throw new InvalidOperationException ("Global element not found: " + elem.RefName);
root = elem.RefName;
elem = refElem;
sharedAnnType = true;
}
TypeData td;
if (!elem.SchemaTypeName.IsEmpty) {
td = GetTypeData (elem.SchemaTypeName, root);
map = GetRegisteredTypeMapping (elem.SchemaTypeName);
}
else if (elem.SchemaType == null)
td = TypeTranslator.GetTypeData (typeof(object));
else
td = GetTypeData (elem.SchemaType, typeQName, elem.Name, sharedAnnType, root);
if (map == null && td.IsComplexType)
map = GetTypeMapping (td);
return td;
}
TypeData GetAttributeTypeData (XmlQualifiedName typeQName, XmlSchemaAttribute attr)
{
bool sharedAnnType = false;
if (!attr.RefName.IsEmpty) {
XmlSchemaAttribute refAtt = FindRefAttribute (attr.RefName);
if (refAtt == null) throw new InvalidOperationException ("Global attribute not found: " + attr.RefName);
attr = refAtt;
sharedAnnType = true;
}
if (!attr.SchemaTypeName.IsEmpty) return GetTypeData (attr.SchemaTypeName, null);
if (attr.SchemaType == null) return TypeTranslator.GetTypeData (typeof(string));
else return GetTypeData (attr.SchemaType, typeQName, attr.Name, sharedAnnType, null);
}
TypeData GetTypeData (XmlQualifiedName typeQName, XmlQualifiedName root)
{
if (IsPrimitiveTypeNamespace (typeQName.Namespace)) {
XmlTypeMapping map = ImportType (typeQName, root, false);
if (map != null) return map.TypeData;
else return TypeTranslator.GetPrimitiveTypeData (typeQName.Name);
}
if (encodedFormat && typeQName.Namespace == "")
return TypeTranslator.GetPrimitiveTypeData (typeQName.Name);
return ImportType (typeQName, root, true).TypeData;
}
TypeData GetTypeData (XmlSchemaType stype, XmlQualifiedName typeQNname, string propertyName, bool sharedAnnType, XmlQualifiedName root)
{
string baseName;
if (sharedAnnType)
{
// Anonymous types defined in root elements or attributes can be shared among all elements that
// reference this root element or attribute
TypeData std = sharedAnonymousTypes [stype] as TypeData;
if (std != null) return std;
baseName = propertyName;
}
else
baseName = typeQNname.Name + typeIdentifiers.MakeRightCase (propertyName);
baseName = elemIdentifiers.AddUnique (baseName, stype);
XmlQualifiedName newName;
newName = new XmlQualifiedName (baseName, typeQNname.Namespace);
XmlTypeMapping map = ImportType (newName, stype, root);
if (sharedAnnType) sharedAnonymousTypes [stype] = map.TypeData;
return map.TypeData;
}
XmlTypeMapping GetTypeMapping (TypeData typeData)
{
if (typeData.Type == typeof(object) && !anyTypeImported)
ImportAllObjectTypes ();
XmlTypeMapping map = (XmlTypeMapping) dataMappedTypes [typeData];
if (map != null) return map;
if (typeData.IsListType)
{
// Create an array map for the type
XmlTypeMapping itemMap = GetTypeMapping (typeData.ListItemTypeData);
map = new XmlTypeMapping (typeData.XmlType, itemMap.Namespace, typeData, typeData.XmlType, itemMap.Namespace);
map.IncludeInSchema = true;
ListMap listMap = new ListMap ();
listMap.ItemInfo = new XmlTypeMapElementInfoList();
listMap.ItemInfo.Add (CreateElementInfo (itemMap.Namespace, null, typeData.ListItemTypeData.XmlType, typeData.ListItemTypeData, false, XmlSchemaForm.None));
map.ObjectMap = listMap;
mappedTypes [new XmlQualifiedName(map.ElementName, map.Namespace)] = map;
dataMappedTypes [typeData] = map;
return map;
}
else if (typeData.SchemaType == SchemaTypes.Primitive || typeData.Type == typeof(object) || typeof(XmlNode).IsAssignableFrom(typeData.Type))
{
return CreateSystemMap (typeData);
}
throw new InvalidOperationException ("Map for type " + typeData.TypeName + " not found");
}
void AddObjectDerivedMap (XmlTypeMapping map)
{
TypeData typeData = TypeTranslator.GetTypeData (typeof(object));
XmlTypeMapping omap = (XmlTypeMapping) dataMappedTypes [typeData];
if (omap == null)
omap = CreateSystemMap (typeData);
omap.DerivedTypes.Add (map);
}
XmlTypeMapping CreateSystemMap (TypeData typeData)
{
XmlTypeMapping map = new XmlTypeMapping (typeData.XmlType, XmlSchema.Namespace, typeData, typeData.XmlType, XmlSchema.Namespace);
map.IncludeInSchema = false;
map.ObjectMap = new ClassMap ();
dataMappedTypes [typeData] = map;
return map;
}
void ImportAllObjectTypes ()
{
// All complex types are subtypes of anyType, so all of them
// must also be imported
anyTypeImported = true;
foreach (XmlSchema schema in schemas) {
foreach (XmlSchemaObject sob in schema.Items)
{
XmlSchemaComplexType sct = sob as XmlSchemaComplexType;
if (sct != null)
ImportType (new XmlQualifiedName (sct.Name, schema.TargetNamespace), sct, null);
}
}
}
XmlTypeMapping GetRegisteredTypeMapping (XmlQualifiedName typeQName)
{
return (XmlTypeMapping) mappedTypes [typeQName];
}
XmlSchemaParticle GetRefGroupParticle (XmlSchemaGroupRef refGroup)
{
XmlSchemaGroup grp = (XmlSchemaGroup) schemas.Find (refGroup.RefName, typeof (XmlSchemaGroup));
return grp.Particle;
}
XmlSchemaElement FindRefElement (XmlSchemaElement elem)
{
XmlSchemaElement refelem = (XmlSchemaElement) schemas.Find (elem.RefName, typeof(XmlSchemaElement));
if (refelem != null) return refelem;
if (IsPrimitiveTypeNamespace (elem.RefName.Namespace))
{
if (anyElement != null) return anyElement;
anyElement = new XmlSchemaElement ();
anyElement.Name = "any";
anyElement.SchemaTypeName = anyType;
return anyElement;
} else
return null;
}
XmlSchemaAttribute FindRefAttribute (XmlQualifiedName refName)
{
if (refName.Namespace == XmlNamespace)
{
XmlSchemaAttribute at = new XmlSchemaAttribute ();
at.Name = refName.Name;
at.SchemaTypeName = new XmlQualifiedName ("string",XmlSchema.Namespace);
return at;
}
return (XmlSchemaAttribute) schemas.Find (refName, typeof(XmlSchemaAttribute));
}
XmlSchemaAttributeGroup FindRefAttributeGroup (XmlQualifiedName refName)
{
XmlSchemaAttributeGroup grp = (XmlSchemaAttributeGroup) schemas.Find (refName, typeof(XmlSchemaAttributeGroup));
foreach (XmlSchemaObject at in grp.Attributes)
{
if (at is XmlSchemaAttributeGroupRef && ((XmlSchemaAttributeGroupRef)at).RefName == refName)
throw new InvalidOperationException ("Cannot import attribute group '" + refName.Name + "' from namespace '" + refName.Namespace + "'. Redefine not supported");
}
return grp;
}
XmlTypeMapping ReflectType (Type type, string ns)
{
if (!encodedFormat)
{
if (auxXmlRefImporter == null) auxXmlRefImporter = new XmlReflectionImporter ();
return auxXmlRefImporter.ImportTypeMapping (type, ns);
}
else
{
if (auxSoapRefImporter == null) auxSoapRefImporter = new SoapReflectionImporter ();
return auxSoapRefImporter.ImportTypeMapping (type, ns);
}
}
string GetDocumentation (XmlSchemaAnnotated elem)
{
string res = "";
XmlSchemaAnnotation anot = elem.Annotation;
if (anot == null || anot.Items == null) return null;
foreach (object ob in anot.Items)
{
XmlSchemaDocumentation doc = ob as XmlSchemaDocumentation;
if (doc != null && doc.Markup != null && doc.Markup.Length > 0) {
if (res != string.Empty) res += "\n";
foreach (XmlNode node in doc.Markup)
res += node.Value;
}
}
return res;
}
bool IsPrimitiveTypeNamespace (string ns)
{
return (ns == XmlSchema.Namespace) || (encodedFormat && ns == XmlSerializer.EncodingNamespace);
}
#endregion // Methods
}
}
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