Add skeletal NSXML work as requested.

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@27824 72102866-910b-0410-8b05-ffd578937521

Source/NSXMLNode.m

@@ -0,0 +1,370 @@
+/* Implementation for NSXMLNode for GNUStep
+   Copyright (C) 2008 Free Software Foundation, Inc.
+
+   Written by:  Richard Frith-Macdonald <rfm@gnu.org>
+   Created: September 2008
+
+   This file is part of the GNUstep Base Library.
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 3 of the License, or (at your option) any later version.
+   
+   This library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with this library; if not, write to the Free
+   Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02111 USA.
+*/
+
+#include "NSXMLPrivate.h"
+
+@implementation NSXMLNode
+
++ (id) attributeWithName: (NSString*)name
+	     stringValue: (NSString*)stringValue
+{
+  NSXMLNode	*n;
+
+  n = [[[self alloc] initWithKind: NSXMLAttributeKind] autorelease];
+  [n setStringValue: stringValue];
+  return n;
+}
+
++ (id) attributeWithName: (NSString*)name
+		     URI: (NSString*)URI
+	     stringValue: (NSString*)stringValue
+{
+  NSXMLNode	*n;
+
+  n = [[[self alloc] initWithKind: NSXMLAttributeKind] autorelease];
+  [n setURI: URI];
+  [n setStringValue: stringValue];
+  return n;
+}
+
++ (id) commentWithStringValue: (NSString*)stringValue
+{
+  NSXMLNode	*n;
+
+  n = [[[self alloc] initWithKind: NSXMLCommentKind] autorelease];
+  [n setStringValue: stringValue];
+  return n;
+}
+
++ (id) DTDNodeWithXMLString: (NSString*)string
+{
+  NSXMLNode	*n;
+
+  n = [[[self alloc] initWithKind: NSXMLDTDKind] autorelease];
+  [n setStringValue: string];
+  return n;
+}
+
++ (id) document
+{
+  NSXMLNode	*n;
+
+  n = [[[NSXMLDocument alloc] initWithKind:NSXMLDocumentKind] autorelease];
+  return n;
+}
+
++ (id) documentWithRootElement: (NSXMLElement*)element
+{
+  NSXMLDocument	*d;
+
+  d = [NSXMLDocument alloc];
+  d = [[d initWithRootElement: element] autorelease];
+  return d;
+}
+
++ (id) elementWithName: (NSString*)name
+{
+  NSXMLNode	*n;
+
+  n = [[[NSXMLElement alloc] initWithName: name] autorelease];
+  return n;
+}
+
++ (id) elementWithName: (NSString*)name
+	      children: (NSArray*)children
+	    attributes: (NSArray*)attributes
+{
+  NSXMLElement *e = [self elementWithName: name];
+
+  [e insertChildren: children atIndex: 0];
+  [e setAttributes: attributes];
+  return e;
+}
+
++ (id) elementWithName: (NSString*)name
+		   URI: (NSString*)URI
+{
+  NSXMLNode	*n;
+
+  n = [[[NSXMLElement alloc] initWithName: name URI: URI] autorelease];
+  return n;
+}
+
++ (id) elementWithName: (NSString*)name
+	   stringValue: (NSString*)string
+{
+  NSXMLElement	*e;
+  NSXMLNode	*t;
+
+  e = [self elementWithName: name]; 
+  t = [[self alloc] initWithKind: NSXMLTextKind];
+  [t setStringValue: string];
+  [e addChild: t];
+  [t release];
+  return e;
+}
+
++ (NSString*) localNameForName: (NSString*)name
+{
+  return [self notImplemented: _cmd];
+}
+
++ (id) namespaceWithName: (NSString*)name
+	     stringValue: (NSString*)stringValue
+{
+  NSXMLNode	*n;
+
+  n = [[[self alloc] initWithKind: NSXMLNamespaceKind] autorelease];
+  [n setStringValue: stringValue];
+  return n;
+}
+
++ (NSXMLNode*) predefinedNamespaceForPrefix: (NSString*)name
+{
+  return [self notImplemented: _cmd];
+}
+
++ (NSString*) prefixForName: (NSString*)name
+{
+  return [self notImplemented: _cmd];
+}
+
++ (id) processingInstructionWithName: (NSString*)name
+			 stringValue: (NSString*)stringValue
+{
+  NSXMLNode	*n;
+
+  n = [[[self alloc] initWithKind: NSXMLProcessingInstructionKind] autorelease];
+  [n setStringValue: stringValue];
+  return n;
+}
+
++ (id) textWithStringValue: (NSString*)stringValue
+{
+  NSXMLNode	*n;
+
+  n = [[[self alloc] initWithKind: NSXMLTextKind] autorelease];
+  [n setStringValue: stringValue];
+  return n;
+}
+
+- (NSString*) canonicalXMLStringPreservingComments: (BOOL)comments
+{
+  return [self notImplemented: _cmd];	// FIXME ... generate from libxml
+}
+
+- (NSXMLNode*) childAtIndex: (NSUInteger)index
+{
+  return [self notImplemented: _cmd];	// FIXME ... fetch from libxml
+}
+
+- (NSUInteger) childCount
+{
+  [self notImplemented: _cmd];	// FIXME ... fetch from libxml
+  return 0;
+}
+
+- (NSArray*)children
+{
+  return [self notImplemented: _cmd];	// FIXME ... fetch from libxml
+}
+
+- (id) copyWithZone: (NSZone*)zone
+{
+  return [self notImplemented: _cmd];
+}
+
+- (void) dealloc
+{
+  [self detach];
+  [_objectValue release];
+  [super dealloc];
+}
+
+- (void) detach
+{
+  if (_parent != nil)
+    {
+      [self notImplemented: _cmd];	// FIXME ... remove from libxml
+    }
+}
+
+- (NSUInteger) index
+{
+  return _index;
+}
+
+- (id) initWithKind:(NSXMLNodeKind) kind
+{
+  self = [self initWithKind: kind options: 0];
+  return self;
+}
+
+- (id) initWithKind: (NSXMLNodeKind)kind options: (NSUInteger)options
+{
+  if ((self = [super init]) != nil)
+    {
+      [self notImplemented: _cmd];	// FIXME ... use libxml
+    }
+  return self;
+}
+
+- (NSXMLNodeKind) kind
+{
+  return _kind;
+}
+
+- (NSUInteger) level
+{
+  NSUInteger	level = 0;
+  NSXMLNode	*tmp = _parent;
+
+  while (tmp != nil)
+    {
+      level++;
+      tmp = tmp->_parent;
+    }
+  return level;
+}
+
+- (NSString*) localName
+{
+  return [self notImplemented: _cmd];	// FIXME ... fetch from libxml
+}
+
+- (NSString*) name
+{
+  return [self notImplemented: _cmd];	// FIXME ... fetch from libxml
+}
+
+- (NSXMLNode*) nextNode
+{
+  return [self notImplemented: _cmd];	// FIXME ... fetch from libxml
+}
+
+- (NSXMLNode*) nextSibling
+{
+  return [self notImplemented: _cmd];	// FIXME ... fetch from libxml
+}
+
+- (id) objectValue
+{
+  return _objectValue;
+}
+
+- (NSXMLNode*) parent
+{
+  return _parent;
+}
+
+- (NSString*) prefix
+{
+  return [self notImplemented: _cmd];	// FIXME ... fetch from libxml
+}
+
+- (NSXMLNode*) previousNode
+{
+  return [self notImplemented: _cmd];	// FIXME ... fetch from libxml
+}
+
+- (NSXMLNode*) previousSibling
+{
+  return [self notImplemented: _cmd];	// FIXME ... fetch from libxml
+}
+
+- (NSXMLDocument*) rootDocument
+{
+  return [self notImplemented: _cmd];	// FIXME ... fetch from libxml
+}
+
+- (NSString*) stringValue
+{
+  // FIXME
+  return _objectValue;
+}
+
+- (NSString*) URI
+{
+  return [self notImplemented: _cmd];	// FIXME ... fetch from libxml
+}
+
+- (NSString*) XMLString
+{
+  return [self XMLStringWithOptions: 0];
+}
+
+- (NSString*) XMLStringWithOptions: (NSUInteger)options
+{
+  return [self notImplemented: _cmd];	// FIXME ... generate from libxml
+}
+
+- (void) setObjectValue: (id)value
+{
+  ASSIGN(_objectValue, value);
+}
+
+- (void) setName: (NSString*)name
+{
+  [self notImplemented: _cmd];	// FIXME ... set in libxml
+}
+
+- (void) setStringValue: (NSString*)string
+{
+  [self setStringValue: string resolvingEntities: NO];
+}
+
+- (void) setURI: (NSString*)URI
+{
+  [self notImplemented: _cmd];	// FIXME ... set in libxml
+}
+
+- (void) setStringValue: (NSString*)string resolvingEntities: (BOOL)resolve
+{
+  [self notImplemented: _cmd];	// FIXME ... set in libxml
+}
+
+- (NSString*) XPath
+{
+  return [self notImplemented: _cmd];
+}
+
+ - (NSArray*) nodesForXPath: (NSString*)xpath error: (NSError**)error
+{
+  return [self notImplemented: _cmd];
+}
+
+ - (NSArray*) objectsForXQuery: (NSString*)xquery
+		     constants: (NSDictionary*)constants
+		         error: (NSError**)error
+{
+  return [self notImplemented: _cmd];
+}
+
+- (NSArray*) objectsForXQuery: (NSString*)xquery error: (NSError**)error
+{
+  return [self notImplemented: _cmd];
+}
+
+@end
+