Sweden-Number/dlls/msxml3/node.c

761 lines
16 KiB
C

/*
* Node implementation
*
* Copyright 2005 Mike McCormack
*
* 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 2.1 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
* Lesser 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#define COBJMACROS
#include <stdarg.h>
#include <assert.h>
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "winnls.h"
#include "ole2.h"
#include "msxml2.h"
#include "msxml_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(msxml);
#ifdef HAVE_LIBXML2
typedef struct _xmlnode
{
const struct IXMLDOMNodeVtbl *lpVtbl;
LONG ref;
xmlNodePtr node;
} xmlnode;
static inline xmlnode *impl_from_IXMLDOMNode( IXMLDOMNode *iface )
{
return (xmlnode *)((char*)iface - FIELD_OFFSET(xmlnode, lpVtbl));
}
xmlNodePtr xmlNodePtr_from_domnode( IXMLDOMNode *iface, xmlElementType type )
{
xmlnode *This;
if ( !iface )
return NULL;
This = impl_from_IXMLDOMNode( iface );
if ( !This->node )
return NULL;
if ( type && This->node->type != type )
return NULL;
return This->node;
}
static HRESULT WINAPI xmlnode_QueryInterface(
IXMLDOMNode *iface,
REFIID riid,
void** ppvObject )
{
TRACE("%p %s %p\n", iface, debugstr_guid(riid), ppvObject);
if ( IsEqualGUID( riid, &IID_IUnknown ) ||
IsEqualGUID( riid, &IID_IDispatch ) ||
IsEqualGUID( riid, &IID_IXMLDOMNode ) )
{
*ppvObject = iface;
}
else
return E_NOINTERFACE;
IXMLDOMElement_AddRef( iface );
return S_OK;
}
static ULONG WINAPI xmlnode_AddRef(
IXMLDOMNode *iface )
{
xmlnode *This = impl_from_IXMLDOMNode( iface );
return InterlockedIncrement( &This->ref );
}
static ULONG WINAPI xmlnode_Release(
IXMLDOMNode *iface )
{
xmlnode *This = impl_from_IXMLDOMNode( iface );
ULONG ref;
ref = InterlockedDecrement( &This->ref );
if ( ref == 0 )
{
if( This->node->type == XML_DOCUMENT_NODE )
{
xmlFreeDoc( (xmlDocPtr) This->node );
}
else
{
IXMLDOMNode *root;
assert( This->node->doc );
root = This->node->doc->_private;
assert( root );
IXMLDOMNode_Release( root );
This->node->_private = NULL;
}
HeapFree( GetProcessHeap(), 0, This );
}
return ref;
}
static HRESULT WINAPI xmlnode_GetTypeInfoCount(
IXMLDOMNode *iface,
UINT* pctinfo )
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_GetTypeInfo(
IXMLDOMNode *iface,
UINT iTInfo,
LCID lcid,
ITypeInfo** ppTInfo )
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_GetIDsOfNames(
IXMLDOMNode *iface,
REFIID riid,
LPOLESTR* rgszNames,
UINT cNames,
LCID lcid,
DISPID* rgDispId )
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_Invoke(
IXMLDOMNode *iface,
DISPID dispIdMember,
REFIID riid,
LCID lcid,
WORD wFlags,
DISPPARAMS* pDispParams,
VARIANT* pVarResult,
EXCEPINFO* pExcepInfo,
UINT* puArgErr )
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_get_nodeName(
IXMLDOMNode *iface,
BSTR* name)
{
xmlnode *This = impl_from_IXMLDOMNode( iface );
const xmlChar *str;
TRACE("%p\n", This );
if (!name)
return E_INVALIDARG;
if ( !This->node )
return E_FAIL;
switch( This->node->type )
{
case XML_TEXT_NODE:
str = (const xmlChar*) "#text";
break;
case XML_DOCUMENT_NODE:
str = (const xmlChar*) "#document";
break;
default:
str = This->node->name;
break;
}
*name = bstr_from_xmlChar( str );
if (!*name)
return S_FALSE;
return S_OK;
}
BSTR bstr_from_xmlChar( const xmlChar *buf )
{
DWORD len;
LPWSTR str;
BSTR bstr;
if ( !buf )
return NULL;
len = MultiByteToWideChar( CP_UTF8, 0, (LPCSTR) buf, -1, NULL, 0 );
str = (LPWSTR) HeapAlloc( GetProcessHeap(), 0, len * sizeof (WCHAR) );
if ( !str )
return NULL;
MultiByteToWideChar( CP_UTF8, 0, (LPCSTR) buf, -1, str, len );
bstr = SysAllocString( str );
HeapFree( GetProcessHeap(), 0, str );
return bstr;
}
static HRESULT WINAPI xmlnode_get_nodeValue(
IXMLDOMNode *iface,
VARIANT* value)
{
xmlnode *This = impl_from_IXMLDOMNode( iface );
HRESULT r = S_FALSE;
TRACE("%p %p\n", This, value);
V_BSTR(value) = NULL;
V_VT(value) = VT_NULL;
switch ( This->node->type )
{
case XML_ATTRIBUTE_NODE:
V_VT(value) = VT_BSTR;
V_BSTR(value) = bstr_from_xmlChar( This->node->name );
r = S_OK;
break;
case XML_TEXT_NODE:
V_VT(value) = VT_BSTR;
V_BSTR(value) = bstr_from_xmlChar( This->node->content );
r = S_OK;
break;
case XML_ELEMENT_NODE:
case XML_DOCUMENT_NODE:
/* these seem to return NULL */
break;
case XML_PI_NODE:
default:
FIXME("node %p type %d\n", This, This->node->type);
}
TRACE("%p returned %s\n", This, debugstr_w( V_BSTR(value) ) );
return r;
}
static HRESULT WINAPI xmlnode_put_nodeValue(
IXMLDOMNode *iface,
VARIANT value)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_get_nodeType(
IXMLDOMNode *iface,
DOMNodeType* type)
{
xmlnode *This = impl_from_IXMLDOMNode( iface );
TRACE("%p %p\n", This, type);
assert( NODE_ELEMENT == XML_ELEMENT_NODE );
assert( NODE_NOTATION == XML_NOTATION_NODE );
*type = This->node->type;
return S_OK;
}
static HRESULT get_node(
xmlnode *This,
const char *name,
xmlNodePtr node,
IXMLDOMNode **out )
{
TRACE("%p->%s %p\n", This, name, node );
if ( !out )
return E_INVALIDARG;
*out = create_node( node );
if (!*out)
return S_FALSE;
return S_OK;
}
static HRESULT WINAPI xmlnode_get_parentNode(
IXMLDOMNode *iface,
IXMLDOMNode** parent)
{
xmlnode *This = impl_from_IXMLDOMNode( iface );
return get_node( This, "parent", This->node->parent, parent );
}
static HRESULT WINAPI xmlnode_get_childNodes(
IXMLDOMNode *iface,
IXMLDOMNodeList** childList)
{
xmlnode *This = impl_from_IXMLDOMNode( iface );
TRACE("%p %p\n", This, childList );
if ( !childList )
return E_INVALIDARG;
switch(This->node->type)
{
case XML_ELEMENT_NODE:
*childList = create_filtered_nodelist( This->node->children, (const xmlChar *)"*" );
break;
case XML_ATTRIBUTE_NODE:
*childList = create_filtered_nodelist( This->node->children, (const xmlChar *)"node()" );
break;
default:
FIXME("unhandled node type %d\n", This->node->type);
break;
}
if (!*childList)
return S_FALSE;
return S_OK;
}
static HRESULT WINAPI xmlnode_get_firstChild(
IXMLDOMNode *iface,
IXMLDOMNode** firstChild)
{
xmlnode *This = impl_from_IXMLDOMNode( iface );
return get_node( This, "firstChild", This->node->children, firstChild );
}
static HRESULT WINAPI xmlnode_get_lastChild(
IXMLDOMNode *iface,
IXMLDOMNode** lastChild)
{
xmlnode *This = impl_from_IXMLDOMNode( iface );
return get_node( This, "lastChild", This->node->last, lastChild );
}
static HRESULT WINAPI xmlnode_get_previousSibling(
IXMLDOMNode *iface,
IXMLDOMNode** previousSibling)
{
xmlnode *This = impl_from_IXMLDOMNode( iface );
return get_node( This, "previous", This->node->prev, previousSibling );
}
static HRESULT WINAPI xmlnode_get_nextSibling(
IXMLDOMNode *iface,
IXMLDOMNode** nextSibling)
{
xmlnode *This = impl_from_IXMLDOMNode( iface );
return get_node( This, "next", This->node->next, nextSibling );
}
static HRESULT WINAPI xmlnode_get_attributes(
IXMLDOMNode *iface,
IXMLDOMNamedNodeMap** attributeMap)
{
xmlnode *This = impl_from_IXMLDOMNode( iface );
TRACE("%p\n", This);
*attributeMap = create_nodemap( iface );
return S_OK;
}
static HRESULT WINAPI xmlnode_insertBefore(
IXMLDOMNode *iface,
IXMLDOMNode* newChild,
VARIANT refChild,
IXMLDOMNode** outNewChild)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_replaceChild(
IXMLDOMNode *iface,
IXMLDOMNode* newChild,
IXMLDOMNode* oldChild,
IXMLDOMNode** outOldChild)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_removeChild(
IXMLDOMNode *iface,
IXMLDOMNode* childNode,
IXMLDOMNode** oldChild)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_appendChild(
IXMLDOMNode *iface,
IXMLDOMNode* newChild,
IXMLDOMNode** outNewChild)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_hasChildNodes(
IXMLDOMNode *iface,
VARIANT_BOOL* hasChild)
{
xmlnode *This = impl_from_IXMLDOMNode( iface );
TRACE("%p\n", This);
if (!hasChild)
return E_INVALIDARG;
if (!This->node->children)
{
*hasChild = VARIANT_FALSE;
return S_FALSE;
}
*hasChild = VARIANT_TRUE;
return S_OK;
}
static HRESULT WINAPI xmlnode_get_ownerDocument(
IXMLDOMNode *iface,
IXMLDOMDocument** DOMDocument)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_cloneNode(
IXMLDOMNode *iface,
VARIANT_BOOL deep,
IXMLDOMNode** cloneRoot)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_get_nodeTypeString(
IXMLDOMNode *iface,
BSTR* xmlnodeType)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_get_text(
IXMLDOMNode *iface,
BSTR* text)
{
xmlnode *This = impl_from_IXMLDOMNode( iface );
xmlNodePtr child;
BSTR str = NULL;
TRACE("%p\n", This);
if ( !text )
return E_INVALIDARG;
child = This->node->children;
if ( child && child->type == XML_TEXT_NODE )
str = bstr_from_xmlChar( child->content );
TRACE("%p %s\n", This, debugstr_w(str) );
*text = str;
return S_OK;
}
static HRESULT WINAPI xmlnode_put_text(
IXMLDOMNode *iface,
BSTR text)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_get_specified(
IXMLDOMNode *iface,
VARIANT_BOOL* isSpecified)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_get_definition(
IXMLDOMNode *iface,
IXMLDOMNode** definitionNode)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_get_nodeTypedValue(
IXMLDOMNode *iface,
VARIANT* typedValue)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_put_nodeTypedValue(
IXMLDOMNode *iface,
VARIANT typedValue)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_get_dataType(
IXMLDOMNode *iface,
VARIANT* dataTypeName)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_put_dataType(
IXMLDOMNode *iface,
BSTR dataTypeName)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_get_xml(
IXMLDOMNode *iface,
BSTR* xmlString)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_transformNode(
IXMLDOMNode *iface,
IXMLDOMNode* styleSheet,
BSTR* xmlString)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_selectNodes(
IXMLDOMNode *iface,
BSTR queryString,
IXMLDOMNodeList** resultList)
{
xmlnode *This = impl_from_IXMLDOMNode( iface );
xmlChar *str = NULL;
HRESULT r = E_FAIL;
TRACE("%p %s %p\n", This, debugstr_w(queryString), resultList );
str = xmlChar_from_wchar( queryString );
if (!str)
return r;
*resultList = create_filtered_nodelist( This->node->children, str );
HeapFree( GetProcessHeap(), 0, str );
return S_OK;
}
static HRESULT WINAPI xmlnode_selectSingleNode(
IXMLDOMNode *iface,
BSTR queryString,
IXMLDOMNode** resultNode)
{
xmlnode *This = impl_from_IXMLDOMNode( iface );
IXMLDOMNodeList *list;
HRESULT r;
TRACE("%p %s %p\n", This, debugstr_w(queryString), resultNode );
r = IXMLDOMNode_selectNodes(iface, queryString, &list);
if(SUCCEEDED(r))
{
r = IXMLDOMNodeList_nextNode(list, resultNode);
IXMLDOMNodeList_Release(list);
}
return r;
}
static HRESULT WINAPI xmlnode_get_parsed(
IXMLDOMNode *iface,
VARIANT_BOOL* isParsed)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_get_namespaceURI(
IXMLDOMNode *iface,
BSTR* namespaceURI)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_get_prefix(
IXMLDOMNode *iface,
BSTR* prefixString)
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI xmlnode_get_baseName(
IXMLDOMNode *iface,
BSTR* nameString)
{
xmlnode *This = impl_from_IXMLDOMNode( iface );
BSTR str = NULL;
HRESULT r = S_FALSE;
TRACE("%p %p\n", This, nameString );
if ( !nameString )
return E_INVALIDARG;
switch ( This->node->type )
{
case XML_ELEMENT_NODE:
case XML_ATTRIBUTE_NODE:
str = bstr_from_xmlChar( This->node->name );
r = S_OK;
break;
case XML_TEXT_NODE:
break;
default:
ERR("Unhandled type %d\n", This->node->type );
break;
}
TRACE("returning %08lx str = %s\n", r, debugstr_w( str ) );
*nameString = str;
return r;
}
static HRESULT WINAPI xmlnode_transformNodeToObject(
IXMLDOMNode *iface,
IXMLDOMNode* stylesheet,
VARIANT outputObject)
{
FIXME("\n");
return E_NOTIMPL;
}
static const struct IXMLDOMNodeVtbl xmlnode_vtbl =
{
xmlnode_QueryInterface,
xmlnode_AddRef,
xmlnode_Release,
xmlnode_GetTypeInfoCount,
xmlnode_GetTypeInfo,
xmlnode_GetIDsOfNames,
xmlnode_Invoke,
xmlnode_get_nodeName,
xmlnode_get_nodeValue,
xmlnode_put_nodeValue,
xmlnode_get_nodeType,
xmlnode_get_parentNode,
xmlnode_get_childNodes,
xmlnode_get_firstChild,
xmlnode_get_lastChild,
xmlnode_get_previousSibling,
xmlnode_get_nextSibling,
xmlnode_get_attributes,
xmlnode_insertBefore,
xmlnode_replaceChild,
xmlnode_removeChild,
xmlnode_appendChild,
xmlnode_hasChildNodes,
xmlnode_get_ownerDocument,
xmlnode_cloneNode,
xmlnode_get_nodeTypeString,
xmlnode_get_text,
xmlnode_put_text,
xmlnode_get_specified,
xmlnode_get_definition,
xmlnode_get_nodeTypedValue,
xmlnode_put_nodeTypedValue,
xmlnode_get_dataType,
xmlnode_put_dataType,
xmlnode_get_xml,
xmlnode_transformNode,
xmlnode_selectNodes,
xmlnode_selectSingleNode,
xmlnode_get_parsed,
xmlnode_get_namespaceURI,
xmlnode_get_prefix,
xmlnode_get_baseName,
xmlnode_transformNodeToObject,
};
IXMLDOMNode *create_node( xmlNodePtr node )
{
xmlnode *This;
if ( !node )
return NULL;
assert( node->doc );
/* if an interface already exists for this node, return it */
if ( node->_private )
{
IXMLDOMNode *n = node->_private;
IXMLDOMNode_AddRef( n );
return n;
}
/*
* Try adding a reference to the IXMLDOMNode implementation
* containing the document's root element.
*/
if ( node->type != XML_DOCUMENT_NODE )
{
IXMLDOMNode *root = NULL;
root = node->doc->_private;
assert( root );
IXMLDOMNode_AddRef( root );
}
else
assert( node->doc == (xmlDocPtr) node );
This = HeapAlloc( GetProcessHeap(), 0, sizeof *This );
if ( !This )
return NULL;
This->lpVtbl = &xmlnode_vtbl;
This->ref = 1;
This->node = node;
/* remember which interface we associated with this node */
node->_private = This;
return (IXMLDOMNode*) &This->lpVtbl;
}
#endif