dlls/msxml3/node.c

   1 /*
   2  *    Node implementation
   3  *
   4  * Copyright 2005 Mike McCormack
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "config.h"
  22
  23 #define COBJMACROS
  24
  25 #include <stdarg.h>
  26 #include <assert.h>
  27 #include "windef.h"
  28 #include "winbase.h"
  29 #include "winuser.h"
  30 #include "winnls.h"
  31 #include "ole2.h"
  32 #include "msxml2.h"
  33
  34 #include "msxml_private.h"
  35
  36 #ifdef HAVE_LIBXSLT
  37 # ifdef HAVE_LIBXSLT_PATTERN_H
  38 #  include <libxslt/pattern.h>
  39 # endif
  40 # ifdef HAVE_LIBXSLT_TRANSFORM_H
  41 #  include <libxslt/transform.h>
  42 # endif
  43 # include <libxslt/xsltutils.h>
  44 # include <libxslt/xsltInternals.h>
  45 #endif
  46
  47 #ifdef HAVE_LIBXML2
  48 # include <libxml/HTMLtree.h>
  49 #endif
  50
  51 #include "wine/debug.h"
  52
  53 WINE_DEFAULT_DEBUG_CHANNEL(msxml);
  54
  55 #ifdef HAVE_LIBXML2
  56
  57 static const WCHAR szBinBase64[]  = {'b','i','n','.','b','a','s','e','6','4',0};
  58 static const WCHAR szString[]     = {'s','t','r','i','n','g',0};
  59 static const WCHAR szNumber[]     = {'n','u','m','b','e','r',0};
  60 static const WCHAR szInt[]        = {'I','n','t',0};
  61 static const WCHAR szFixed[]      = {'F','i','x','e','d','.','1','4','.','4',0};
  62 static const WCHAR szBoolean[]    = {'B','o','o','l','e','a','n',0};
  63 static const WCHAR szDateTime[]   = {'d','a','t','e','T','i','m','e',0};
  64 static const WCHAR szDateTimeTZ[] = {'d','a','t','e','T','i','m','e','.','t','z',0};
  65 static const WCHAR szDate[]       = {'D','a','t','e',0};
  66 static const WCHAR szTime[]       = {'T','i','m','e',0};
  67 static const WCHAR szTimeTZ[]     = {'T','i','m','e','.','t','z',0};
  68 static const WCHAR szI1[]         = {'i','1',0};
  69 static const WCHAR szI2[]         = {'i','2',0};
  70 static const WCHAR szI4[]         = {'i','4',0};
  71 static const WCHAR szIU1[]        = {'u','i','1',0};
  72 static const WCHAR szIU2[]        = {'u','i','2',0};
  73 static const WCHAR szIU4[]        = {'u','i','4',0};
  74 static const WCHAR szR4[]         = {'r','4',0};
  75 static const WCHAR szR8[]         = {'r','8',0};
  76 static const WCHAR szFloat[]      = {'f','l','o','a','t',0};
  77 static const WCHAR szUUID[]       = {'u','u','i','d',0};
  78 static const WCHAR szBinHex[]     = {'b','i','n','.','h','e','x',0};
  79
  80 static inline xmlnode *impl_from_InternalUnknown( IUnknown *iface )
  81 {
  82     return (xmlnode *)((char*)iface - FIELD_OFFSET(xmlnode, lpInternalUnkVtbl));
  83 }
  84
  85 xmlNodePtr xmlNodePtr_from_domnode( IXMLDOMNode *iface, xmlElementType type )
  86 {
  87     xmlnode *This;
  88
  89     if ( !iface )
  90         return NULL;
  91     This = impl_from_IXMLDOMNode( iface );
  92     if ( !This->node )
  93         return NULL;
  94     if ( type && This->node->type != type )
  95         return NULL;
  96     return This->node;
  97 }
  98
  99 void attach_xmlnode( IXMLDOMNode *node, xmlNodePtr xml )
 100 {
 101     xmlnode *This = impl_from_IXMLDOMNode( node );
 102
 103     if(This->node)
 104         xmldoc_release(This->node->doc);
 105
 106     This->node = xml;
 107     if(This->node)
 108         xmldoc_add_ref(This->node->doc);
 109
 110     return;
 111 }
 112
 113 static HRESULT WINAPI xmlnode_QueryInterface(
 114     IXMLDOMNode *iface,
 115     REFIID riid,
 116     void** ppvObject )
 117 {
 118     xmlnode *This = impl_from_IXMLDOMNode( iface );
 119     TRACE("%p %s %p\n", This, debugstr_guid(riid), ppvObject);
 120
 121     return IUnknown_QueryInterface(This->pUnkOuter, riid, ppvObject);
 122 }
 123
 124 static ULONG WINAPI xmlnode_AddRef(
 125     IXMLDOMNode *iface )
 126 {
 127     xmlnode *This = impl_from_IXMLDOMNode( iface );
 128     return IUnknown_AddRef(This->pUnkOuter);
 129 }
 130
 131 static ULONG WINAPI xmlnode_Release(
 132     IXMLDOMNode *iface )
 133 {
 134     xmlnode *This = impl_from_IXMLDOMNode( iface );
 135     return IUnknown_Release(This->pUnkOuter);
 136 }
 137
 138 static HRESULT WINAPI xmlnode_GetTypeInfoCount(
 139     IXMLDOMNode *iface,
 140     UINT* pctinfo )
 141 {
 142     xmlnode *This = impl_from_IXMLDOMNode( iface );
 143
 144     TRACE("(%p)->(%p)\n", This, pctinfo);
 145
 146     *pctinfo = 1;
 147
 148     return S_OK;
 149 }
 150
 151 static HRESULT WINAPI xmlnode_GetTypeInfo(
 152     IXMLDOMNode *iface,
 153     UINT iTInfo,
 154     LCID lcid,
 155     ITypeInfo** ppTInfo )
 156 {
 157     xmlnode *This = impl_from_IXMLDOMNode( iface );
 158     HRESULT hr;
 159
 160     TRACE("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
 161
 162     hr = get_typeinfo(IXMLDOMNode_tid, ppTInfo);
 163
 164     return hr;
 165 }
 166
 167 static HRESULT WINAPI xmlnode_GetIDsOfNames(
 168     IXMLDOMNode *iface,
 169     REFIID riid,
 170     LPOLESTR* rgszNames,
 171     UINT cNames,
 172     LCID lcid,
 173     DISPID* rgDispId )
 174 {
 175     xmlnode *This = impl_from_IXMLDOMNode( iface );
 176
 177     ITypeInfo *typeinfo;
 178     HRESULT hr;
 179
 180     TRACE("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
 181           lcid, rgDispId);
 182
 183     if(!rgszNames || cNames == 0 || !rgDispId)
 184         return E_INVALIDARG;
 185
 186     hr = get_typeinfo(IXMLDOMNode_tid, &typeinfo);
 187     if(SUCCEEDED(hr))
 188     {
 189         hr = ITypeInfo_GetIDsOfNames(typeinfo, rgszNames, cNames, rgDispId);
 190         ITypeInfo_Release(typeinfo);
 191     }
 192
 193     return hr;
 194 }
 195
 196 static HRESULT WINAPI xmlnode_Invoke(
 197     IXMLDOMNode *iface,
 198     DISPID dispIdMember,
 199     REFIID riid,
 200     LCID lcid,
 201     WORD wFlags,
 202     DISPPARAMS* pDispParams,
 203     VARIANT* pVarResult,
 204     EXCEPINFO* pExcepInfo,
 205     UINT* puArgErr )
 206 {
 207     xmlnode *This = impl_from_IXMLDOMNode( iface );
 208     ITypeInfo *typeinfo;
 209     HRESULT hr;
 210
 211     TRACE("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
 212           lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 213
 214     hr = get_typeinfo(IXMLDOMNode_tid, &typeinfo);
 215     if(SUCCEEDED(hr))
 216     {
 217         hr = ITypeInfo_Invoke(typeinfo, &(This->lpVtbl), dispIdMember, wFlags, pDispParams,
 218                 pVarResult, pExcepInfo, puArgErr);
 219         ITypeInfo_Release(typeinfo);
 220     }
 221
 222     return hr;
 223 }
 224
 225 static HRESULT WINAPI xmlnode_get_nodeName(
 226     IXMLDOMNode *iface,
 227     BSTR* name)
 228 {
 229     xmlnode *This = impl_from_IXMLDOMNode( iface );
 230     const xmlChar *str;
 231
 232     TRACE("%p\n", This );
 233
 234     if (!name)
 235         return E_INVALIDARG;
 236
 237     if ( !This->node )
 238         return E_FAIL;
 239
 240     switch( This->node->type )
 241     {
 242     case XML_CDATA_SECTION_NODE:
 243         str = (const xmlChar*) "#cdata-section";
 244         break;
 245     case XML_COMMENT_NODE:
 246         str = (const xmlChar*) "#comment";
 247         break;
 248     case XML_DOCUMENT_FRAG_NODE:
 249         str = (const xmlChar*) "#document-fragment";
 250         break;
 251     case XML_TEXT_NODE:
 252          str = (const xmlChar*) "#text";
 253          break;
 254     case XML_DOCUMENT_NODE:
 255          str = (const xmlChar*) "#document";
 256             break;
 257         case XML_ATTRIBUTE_NODE:
 258         case XML_ELEMENT_NODE:
 259         case XML_PI_NODE:
 260         str = This->node->name;
 261             break;
 262     default:
 263         FIXME("nodeName not mapped correctly (%d)\n", This->node->type);
 264         str = This->node->name;
 265         break;
 266     }
 267
 268     *name = bstr_from_xmlChar( str );
 269     if (!*name)
 270         return S_FALSE;
 271
 272     return S_OK;
 273 }
 274
 275 BSTR bstr_from_xmlChar( const xmlChar *buf )
 276 {
 277     DWORD len;
 278     LPWSTR str;
 279     BSTR bstr;
 280
 281     if ( !buf )
 282         return NULL;
 283
 284     len = MultiByteToWideChar( CP_UTF8, 0, (LPCSTR) buf, -1, NULL, 0 );
 285     str = (LPWSTR) HeapAlloc( GetProcessHeap(), 0, len * sizeof (WCHAR) );
 286     if ( !str )
 287         return NULL;
 288     MultiByteToWideChar( CP_UTF8, 0, (LPCSTR) buf, -1, str, len );
 289     bstr = SysAllocString( str );
 290     HeapFree( GetProcessHeap(), 0, str );
 291     return bstr;
 292 }
 293
 294 static HRESULT WINAPI xmlnode_get_nodeValue(
 295     IXMLDOMNode *iface,
 296     VARIANT* value)
 297 {
 298     xmlnode *This = impl_from_IXMLDOMNode( iface );
 299     HRESULT r = S_FALSE;
 300
 301     TRACE("%p %p\n", This, value);
 302
 303     if(!value)
 304         return E_INVALIDARG;
 305
 306     V_BSTR(value) = NULL;
 307     V_VT(value) = VT_NULL;
 308
 309     switch ( This->node->type )
 310     {
 311     case XML_CDATA_SECTION_NODE:
 312     case XML_COMMENT_NODE:
 313     case XML_PI_NODE:
 314     case XML_ATTRIBUTE_NODE:
 315       {
 316         xmlChar *content = xmlNodeGetContent(This->node);
 317         V_VT(value) = VT_BSTR;
 318         V_BSTR(value) = bstr_from_xmlChar( content );
 319         xmlFree(content);
 320         r = S_OK;
 321         break;
 322       }
 323     case XML_TEXT_NODE:
 324         V_VT(value) = VT_BSTR;
 325         V_BSTR(value) = bstr_from_xmlChar( This->node->content );
 326         r = S_OK;
 327         break;
 328     case XML_ELEMENT_NODE:
 329     case XML_DOCUMENT_NODE:
 330         /* these seem to return NULL */
 331         break;
 332
 333     default:
 334         FIXME("node %p type %d\n", This, This->node->type);
 335     }
 336
 337     TRACE("%p returned %s\n", This, debugstr_w( V_BSTR(value) ) );
 338
 339     return r;
 340 }
 341
 342 static HRESULT WINAPI xmlnode_put_nodeValue(
 343     IXMLDOMNode *iface,
 344     VARIANT value)
 345 {
 346     xmlnode *This = impl_from_IXMLDOMNode( iface );
 347     HRESULT hr = S_FALSE;
 348     xmlChar *str = NULL;
 349
 350     TRACE("%p type(%d)\n", This, This->node->type);
 351
 352     /* Document, Document Fragment, Document Type, Element,
 353         Entity, Entity Reference, Notation aren't supported. */
 354     switch ( This->node->type )
 355     {
 356     case XML_ATTRIBUTE_NODE:
 357     case XML_CDATA_SECTION_NODE:
 358     case XML_COMMENT_NODE:
 359     case XML_PI_NODE:
 360     case XML_TEXT_NODE:
 361       {
 362         str = xmlChar_from_wchar((WCHAR*)V_BSTR(&value));
 363
 364         xmlNodeSetContent(This->node, str);
 365         hr = S_OK;
 366         break;
 367       }
 368     default:
 369         /* Do nothing for unsupported types. */
 370         break;
 371     }
 372
 373     return hr;
 374 }
 375
 376 static HRESULT WINAPI xmlnode_get_nodeType(
 377     IXMLDOMNode *iface,
 378     DOMNodeType* type)
 379 {
 380     xmlnode *This = impl_from_IXMLDOMNode( iface );
 381
 382     TRACE("%p %p\n", This, type);
 383
 384     assert( NODE_ELEMENT == XML_ELEMENT_NODE );
 385     assert( NODE_NOTATION == XML_NOTATION_NODE );
 386
 387     *type = This->node->type;
 388
 389     return S_OK;
 390 }
 391
 392 static HRESULT get_node(
 393     xmlnode *This,
 394     const char *name,
 395     xmlNodePtr node,
 396     IXMLDOMNode **out )
 397 {
 398     TRACE("%p->%s %p\n", This, name, node );
 399
 400     if ( !out )
 401         return E_INVALIDARG;
 402     *out = create_node( node );
 403     if (!*out)
 404         return S_FALSE;
 405     return S_OK;
 406 }
 407
 408 static HRESULT WINAPI xmlnode_get_parentNode(
 409     IXMLDOMNode *iface,
 410     IXMLDOMNode** parent)
 411 {
 412     xmlnode *This = impl_from_IXMLDOMNode( iface );
 413     return get_node( This, "parent", This->node->parent, parent );
 414 }
 415
 416 static HRESULT WINAPI xmlnode_get_childNodes(
 417     IXMLDOMNode *iface,
 418     IXMLDOMNodeList** childList)
 419 {
 420     xmlnode *This = impl_from_IXMLDOMNode( iface );
 421
 422     TRACE("%p %p\n", This, childList );
 423
 424     if ( !childList )
 425         return E_INVALIDARG;
 426
 427     *childList = create_children_nodelist(This->node);
 428     if (*childList == NULL)
 429         return E_OUTOFMEMORY;
 430
 431     return S_OK;
 432 }
 433
 434 static HRESULT WINAPI xmlnode_get_firstChild(
 435     IXMLDOMNode *iface,
 436     IXMLDOMNode** firstChild)
 437 {
 438     xmlnode *This = impl_from_IXMLDOMNode( iface );
 439     return get_node( This, "firstChild", This->node->children, firstChild );
 440 }
 441
 442 static HRESULT WINAPI xmlnode_get_lastChild(
 443     IXMLDOMNode *iface,
 444     IXMLDOMNode** lastChild)
 445 {
 446     xmlnode *This = impl_from_IXMLDOMNode( iface );
 447
 448     TRACE("%p\n", This );
 449
 450     if (!lastChild)
 451         return E_INVALIDARG;
 452
 453     switch( This->node->type )
 454     {
 455     /* CDATASection, Comment, PI and Text Nodes do not support lastChild */
 456     case XML_TEXT_NODE:
 457     case XML_CDATA_SECTION_NODE:
 458     case XML_PI_NODE:
 459     case XML_COMMENT_NODE:
 460         *lastChild = NULL;
 461         return S_FALSE;
 462     default:
 463         return get_node( This, "lastChild", This->node->last, lastChild );
 464     }
 465 }
 466
 467 static HRESULT WINAPI xmlnode_get_previousSibling(
 468     IXMLDOMNode *iface,
 469     IXMLDOMNode** previousSibling)
 470 {
 471     xmlnode *This = impl_from_IXMLDOMNode( iface );
 472
 473     TRACE("%p\n", This );
 474
 475     if (!previousSibling)
 476         return E_INVALIDARG;
 477
 478     switch( This->node->type )
 479     {
 480     /* Attribute, Document and Document Fragment Nodes do not support previousSibling */
 481     case XML_DOCUMENT_NODE:
 482     case XML_DOCUMENT_FRAG_NODE:
 483     case XML_ATTRIBUTE_NODE:
 484         *previousSibling = NULL;
 485         return S_FALSE;
 486     default:
 487         return get_node( This, "previous", This->node->prev, previousSibling );
 488     }
 489 }
 490
 491 static HRESULT WINAPI xmlnode_get_nextSibling(
 492     IXMLDOMNode *iface,
 493     IXMLDOMNode** nextSibling)
 494 {
 495     xmlnode *This = impl_from_IXMLDOMNode( iface );
 496
 497     TRACE("%p\n", This );
 498
 499     if (!nextSibling)
 500         return E_INVALIDARG;
 501
 502     switch( This->node->type )
 503     {
 504     /* Attribute, Document and Document Fragment Nodes do not support nextSibling */
 505     case XML_DOCUMENT_NODE:
 506     case XML_DOCUMENT_FRAG_NODE:
 507     case XML_ATTRIBUTE_NODE:
 508         *nextSibling = NULL;
 509         return S_FALSE;
 510     default:
 511         return get_node( This, "next", This->node->next, nextSibling );
 512     }
 513 }
 514
 515 static HRESULT WINAPI xmlnode_get_attributes(
 516     IXMLDOMNode *iface,
 517     IXMLDOMNamedNodeMap** attributeMap)
 518 {
 519     xmlnode *This = impl_from_IXMLDOMNode( iface );
 520     TRACE("%p\n", This);
 521
 522     if (!attributeMap)
 523         return E_INVALIDARG;
 524
 525     switch( This->node->type )
 526     {
 527     /* Attribute, CDataSection, Comment, Documents, Documents Fragments,
 528        Entity and Text Nodes does not support get_attributes */
 529     case XML_ATTRIBUTE_NODE:
 530     case XML_CDATA_SECTION_NODE:
 531     case XML_COMMENT_NODE:
 532     case XML_DOCUMENT_NODE:
 533     case XML_DOCUMENT_FRAG_NODE:
 534     case XML_ENTITY_NODE:
 535     case XML_ENTITY_REF_NODE:
 536     case XML_TEXT_NODE:
 537         *attributeMap = NULL;
 538         return S_FALSE;
 539     default:
 540         *attributeMap = create_nodemap( iface );
 541         return S_OK;
 542     }
 543 }
 544
 545 static HRESULT WINAPI xmlnode_insertBefore(
 546     IXMLDOMNode *iface,
 547     IXMLDOMNode* newChild,
 548     VARIANT refChild,
 549     IXMLDOMNode** outNewChild)
 550 {
 551     xmlnode *This = impl_from_IXMLDOMNode( iface );
 552     xmlNodePtr before_node, new_child_node;
 553     IXMLDOMNode *before = NULL, *new;
 554     HRESULT hr;
 555
 556     TRACE("(%p)->(%p,var,%p)\n",This,newChild,outNewChild);
 557
 558     if (!newChild)
 559         return E_INVALIDARG;
 560
 561     switch(V_VT(&refChild))
 562     {
 563     case VT_EMPTY:
 564     case VT_NULL:
 565         break;
 566
 567     case VT_UNKNOWN:
 568         hr = IUnknown_QueryInterface(V_UNKNOWN(&refChild), &IID_IXMLDOMNode, (LPVOID)&before);
 569         if(FAILED(hr)) return hr;
 570         break;
 571
 572     case VT_DISPATCH:
 573         hr = IDispatch_QueryInterface(V_DISPATCH(&refChild), &IID_IXMLDOMNode, (LPVOID)&before);
 574         if(FAILED(hr)) return hr;
 575         break;
 576
 577     default:
 578         FIXME("refChild var type %x\n", V_VT(&refChild));
 579         return E_FAIL;
 580     }
 581
 582     IXMLDOMNode_QueryInterface(newChild, &IID_IXMLDOMNode, (LPVOID)&new);
 583     new_child_node = impl_from_IXMLDOMNode(new)->node;
 584     TRACE("new_child_node %p This->node %p\n", new_child_node, This->node);
 585
 586     if(before)
 587     {
 588         before_node = impl_from_IXMLDOMNode(before)->node;
 589         xmlAddPrevSibling(before_node, new_child_node);
 590         IXMLDOMNode_Release(before);
 591     }
 592     else
 593     {
 594         xmlAddChild(This->node, new_child_node);
 595     }
 596
 597     IXMLDOMNode_Release(new);
 598     IXMLDOMNode_AddRef(newChild);
 599     if(outNewChild)
 600         *outNewChild = newChild;
 601
 602     TRACE("ret S_OK\n");
 603     return S_OK;
 604 }
 605
 606 static HRESULT WINAPI xmlnode_replaceChild(
 607     IXMLDOMNode *iface,
 608     IXMLDOMNode* newChild,
 609     IXMLDOMNode* oldChild,
 610     IXMLDOMNode** outOldChild)
 611 {
 612     FIXME("\n");
 613     return E_NOTIMPL;
 614 }
 615
 616 static HRESULT WINAPI xmlnode_removeChild(
 617     IXMLDOMNode *iface,
 618     IXMLDOMNode* childNode,
 619     IXMLDOMNode** oldChild)
 620 {
 621     xmlnode *This = impl_from_IXMLDOMNode( iface );
 622     xmlNode *ancestor, *child_node_ptr;
 623     HRESULT hr;
 624     IXMLDOMNode *child;
 625
 626     TRACE("%p->(%p, %p)\n", This, childNode, oldChild);
 627
 628     if(oldChild)
 629         *oldChild = NULL;
 630
 631     if(!childNode) return E_INVALIDARG;
 632
 633     hr = IXMLDOMNode_QueryInterface(childNode, &IID_IXMLDOMNode, (LPVOID)&child);
 634     if(FAILED(hr))
 635         return hr;
 636
 637     child_node_ptr = ancestor = impl_from_IXMLDOMNode(child)->node;
 638     while(ancestor->parent)
 639     {
 640         if(ancestor->parent == This->node)
 641             break;
 642         ancestor = ancestor->parent;
 643     }
 644     if(!ancestor->parent)
 645     {
 646         WARN("childNode %p is not a child of %p\n", childNode, iface);
 647         IXMLDOMNode_Release(child);
 648         return E_INVALIDARG;
 649     }
 650
 651     xmlUnlinkNode(child_node_ptr);
 652
 653     IXMLDOMNode_Release(child);
 654
 655     if(oldChild)
 656     {
 657         IXMLDOMNode_AddRef(childNode);
 658         *oldChild = childNode;
 659     }
 660
 661     return S_OK;
 662 }
 663
 664 static HRESULT WINAPI xmlnode_appendChild(
 665     IXMLDOMNode *iface,
 666     IXMLDOMNode* newChild,
 667     IXMLDOMNode** outNewChild)
 668 {
 669     xmlnode *This = impl_from_IXMLDOMNode( iface );
 670     DOMNodeType type;
 671     VARIANT var;
 672     HRESULT hr;
 673
 674     TRACE("(%p)->(%p,%p)\n", This, newChild, outNewChild);
 675
 676     hr = IXMLDOMNode_get_nodeType(newChild, &type);
 677     if(FAILED(hr) || type == NODE_ATTRIBUTE) {
 678         if(outNewChild) *outNewChild = NULL;
 679         return E_FAIL;
 680     }
 681
 682     VariantInit(&var);
 683     return IXMLDOMNode_insertBefore(iface, newChild, var, outNewChild);
 684 }
 685
 686 static HRESULT WINAPI xmlnode_hasChildNodes(
 687     IXMLDOMNode *iface,
 688     VARIANT_BOOL* hasChild)
 689 {
 690     xmlnode *This = impl_from_IXMLDOMNode( iface );
 691
 692     TRACE("%p\n", This);
 693
 694     if (!hasChild)
 695         return E_INVALIDARG;
 696     if (!This->node->children)
 697     {
 698         *hasChild = VARIANT_FALSE;
 699         return S_FALSE;
 700     }
 701
 702     *hasChild = VARIANT_TRUE;
 703     return S_OK;
 704 }
 705
 706 static HRESULT WINAPI xmlnode_get_ownerDocument(
 707     IXMLDOMNode *iface,
 708     IXMLDOMDocument** DOMDocument)
 709 {
 710     xmlnode *This = impl_from_IXMLDOMNode( iface );
 711
 712     TRACE("%p (%p)\n", This, DOMDocument);
 713
 714     return DOMDocument_create_from_xmldoc(This->node->doc, (IXMLDOMDocument2**)DOMDocument);
 715 }
 716
 717 static HRESULT WINAPI xmlnode_cloneNode(
 718     IXMLDOMNode *iface,
 719     VARIANT_BOOL deep,
 720     IXMLDOMNode** cloneRoot)
 721 {
 722     xmlnode *This = impl_from_IXMLDOMNode( iface );
 723     xmlNodePtr pClone = NULL;
 724     IXMLDOMNode *pNode = NULL;
 725
 726     TRACE("%p (%d)\n", This, deep);
 727
 728     if(!cloneRoot)
 729         return E_INVALIDARG;
 730
 731     pClone = xmlCopyNode(This->node, deep ? 1 : 2);
 732     if(pClone)
 733     {
 734         pClone->doc = This->node->doc;
 735
 736         pNode = create_node(pClone);
 737         if(!pNode)
 738         {
 739             ERR("Copy failed\n");
 740             return E_FAIL;
 741         }
 742
 743         *cloneRoot = pNode;
 744     }
 745     else
 746     {
 747         ERR("Copy failed\n");
 748         return E_FAIL;
 749     }
 750
 751     return S_OK;
 752 }
 753
 754 static HRESULT WINAPI xmlnode_get_nodeTypeString(
 755     IXMLDOMNode *iface,
 756     BSTR* xmlnodeType)
 757 {
 758     xmlnode *This = impl_from_IXMLDOMNode( iface );
 759     const xmlChar *str;
 760
 761     TRACE("%p\n", This );
 762
 763     if (!xmlnodeType)
 764         return E_INVALIDARG;
 765
 766     if ( !This->node )
 767         return E_FAIL;
 768
 769     switch( This->node->type )
 770     {
 771     case XML_ATTRIBUTE_NODE:
 772         str = (const xmlChar*) "attribute";
 773         break;
 774     case XML_CDATA_SECTION_NODE:
 775         str = (const xmlChar*) "cdatasection";
 776         break;
 777     case XML_COMMENT_NODE:
 778         str = (const xmlChar*) "comment";
 779         break;
 780     case XML_DOCUMENT_NODE:
 781         str = (const xmlChar*) "document";
 782         break;
 783     case XML_DOCUMENT_FRAG_NODE:
 784         str = (const xmlChar*) "documentfragment";
 785         break;
 786     case XML_ELEMENT_NODE:
 787         str = (const xmlChar*) "element";
 788         break;
 789     case XML_ENTITY_NODE:
 790         str = (const xmlChar*) "entity";
 791         break;
 792     case XML_ENTITY_REF_NODE:
 793         str = (const xmlChar*) "entityreference";
 794         break;
 795     case XML_NOTATION_NODE:
 796         str = (const xmlChar*) "notation";
 797         break;
 798     case XML_PI_NODE:
 799         str = (const xmlChar*) "processinginstruction";
 800         break;
 801     case XML_TEXT_NODE:
 802         str = (const xmlChar*) "text";
 803         break;
 804     default:
 805         FIXME("nodeName not mapped correctly (%d)\n", This->node->type);
 806         str = This->node->name;
 807         break;
 808     }
 809
 810     *xmlnodeType = bstr_from_xmlChar( str );
 811     if (!*xmlnodeType)
 812         return S_FALSE;
 813
 814     return S_OK;
 815 }
 816
 817 static HRESULT WINAPI xmlnode_get_text(
 818     IXMLDOMNode *iface,
 819     BSTR* text)
 820 {
 821     xmlnode *This = impl_from_IXMLDOMNode( iface );
 822     BSTR str = NULL;
 823
 824     TRACE("%p\n", This);
 825
 826     if ( !text )
 827         return E_INVALIDARG;
 828
 829     switch(This->node->type)
 830     {
 831     case XML_ELEMENT_NODE:
 832     case XML_ATTRIBUTE_NODE:
 833     {
 834         xmlNodePtr child = This->node->children;
 835         if ( child && child->type == XML_TEXT_NODE )
 836             str = bstr_from_xmlChar( child->content );
 837         break;
 838     }
 839
 840     case XML_TEXT_NODE:
 841     case XML_CDATA_SECTION_NODE:
 842     case XML_PI_NODE:
 843     case XML_COMMENT_NODE:
 844         str = bstr_from_xmlChar( This->node->content );
 845         break;
 846
 847     default:
 848         FIXME("Unhandled node type %d\n", This->node->type);
 849     }
 850
 851     /* Always return a string. */
 852     if (!str) str = SysAllocStringLen( NULL, 0 );
 853
 854     TRACE("%p %s\n", This, debugstr_w(str) );
 855     *text = str;
 856
 857     return S_OK;
 858 }
 859
 860 static HRESULT WINAPI xmlnode_put_text(
 861     IXMLDOMNode *iface,
 862     BSTR text)
 863 {
 864     xmlnode *This = impl_from_IXMLDOMNode( iface );
 865     xmlChar *str = NULL;
 866
 867     TRACE("%p\n", This);
 868
 869     switch(This->node->type)
 870     {
 871     case XML_DOCUMENT_NODE:
 872         return E_FAIL;
 873     default:
 874         break;
 875     }
 876
 877     str = xmlChar_from_wchar((WCHAR*)text);
 878
 879     /* Escape the string. */
 880     str = xmlEncodeEntitiesReentrant(This->node->doc, str);
 881     str = xmlEncodeSpecialChars(This->node->doc, str);
 882
 883     xmlNodeSetContent(This->node, str);
 884     xmlFree(str);
 885
 886     return S_OK;
 887 }
 888
 889 static HRESULT WINAPI xmlnode_get_specified(
 890     IXMLDOMNode *iface,
 891     VARIANT_BOOL* isSpecified)
 892 {
 893     FIXME("\n");
 894     return E_NOTIMPL;
 895 }
 896
 897 static HRESULT WINAPI xmlnode_get_definition(
 898     IXMLDOMNode *iface,
 899     IXMLDOMNode** definitionNode)
 900 {
 901     FIXME("\n");
 902     return E_NOTIMPL;
 903 }
 904
 905 static HRESULT WINAPI xmlnode_get_nodeTypedValue(
 906     IXMLDOMNode *iface,
 907     VARIANT* typedValue)
 908 {
 909     FIXME("ignoring data type\n");
 910     return xmlnode_get_nodeValue(iface, typedValue);
 911 }
 912
 913 static HRESULT WINAPI xmlnode_put_nodeTypedValue(
 914     IXMLDOMNode *iface,
 915     VARIANT typedValue)
 916 {
 917     FIXME("\n");
 918     return E_NOTIMPL;
 919 }
 920
 921 static HRESULT WINAPI xmlnode_get_dataType(
 922     IXMLDOMNode *iface,
 923     VARIANT* dataTypeName)
 924 {
 925     xmlnode *This = impl_from_IXMLDOMNode( iface );
 926     xmlChar *pVal;
 927
 928     TRACE("iface %p\n", iface);
 929
 930     if(!dataTypeName)
 931         return E_INVALIDARG;
 932
 933     /* Attribute, CDATA Section, Comment, Document, Document Fragment,
 934         Entity, Notation, PI, and Text Node are non-typed. */
 935     V_BSTR(dataTypeName) = NULL;
 936     V_VT(dataTypeName) = VT_NULL;
 937
 938     switch ( This->node->type )
 939     {
 940     case XML_ELEMENT_NODE:
 941         pVal = xmlGetNsProp(This->node, (xmlChar*)"dt",
 942                             (xmlChar*)"urn:schemas-microsoft-com:datatypes");
 943         if (pVal)
 944         {
 945             V_VT(dataTypeName) = VT_BSTR;
 946             V_BSTR(dataTypeName) = bstr_from_xmlChar( pVal );
 947             xmlFree(pVal);
 948         }
 949         break;
 950     case XML_ENTITY_REF_NODE:
 951         FIXME("XML_ENTITY_REF_NODE should return a valid value.\n");
 952         break;
 953     default:
 954         TRACE("Type %d returning NULL\n", This->node->type);
 955     }
 956
 957     /* non-typed nodes return S_FALSE */
 958     if(V_VT(dataTypeName) == VT_NULL)
 959     {
 960         return S_FALSE;
 961     }
 962
 963     return S_OK;
 964 }
 965
 966 static HRESULT WINAPI xmlnode_put_dataType(
 967     IXMLDOMNode *iface,
 968     BSTR dataTypeName)
 969 {
 970     xmlnode *This = impl_from_IXMLDOMNode( iface );
 971     HRESULT hr = E_FAIL;
 972
 973     TRACE("iface %p\n", iface);
 974
 975     if(dataTypeName == NULL)
 976         return E_INVALIDARG;
 977
 978     /* An example of this is. The Text in the node needs to be a 0 or 1 for a boolean type.
 979        This applies to changing types (string->bool) or setting a new one
 980      */
 981     FIXME("Need to Validate the data before allowing a type to be set.\n");
 982
 983     /* Check all supported types. */
 984     if(lstrcmpiW(dataTypeName,szString) == 0  ||
 985        lstrcmpiW(dataTypeName,szNumber) == 0  ||
 986        lstrcmpiW(dataTypeName,szUUID) == 0    ||
 987        lstrcmpiW(dataTypeName,szInt) == 0     ||
 988        lstrcmpiW(dataTypeName,szI4) == 0      ||
 989        lstrcmpiW(dataTypeName,szFixed) == 0   ||
 990        lstrcmpiW(dataTypeName,szBoolean) == 0 ||
 991        lstrcmpiW(dataTypeName,szDateTime) == 0 ||
 992        lstrcmpiW(dataTypeName,szDateTimeTZ) == 0 ||
 993        lstrcmpiW(dataTypeName,szDate) == 0    ||
 994        lstrcmpiW(dataTypeName,szTime) == 0    ||
 995        lstrcmpiW(dataTypeName,szTimeTZ) == 0  ||
 996        lstrcmpiW(dataTypeName,szI1) == 0      ||
 997        lstrcmpiW(dataTypeName,szI2) == 0      ||
 998        lstrcmpiW(dataTypeName,szIU1) == 0     ||
 999        lstrcmpiW(dataTypeName,szIU2) == 0     ||
1000        lstrcmpiW(dataTypeName,szIU4) == 0     ||
1001        lstrcmpiW(dataTypeName,szR4) == 0      ||
1002        lstrcmpiW(dataTypeName,szR8) == 0      ||
1003        lstrcmpiW(dataTypeName,szFloat) == 0   ||
1004        lstrcmpiW(dataTypeName,szBinHex) == 0  ||
1005        lstrcmpiW(dataTypeName,szBinBase64) == 0)
1006     {
1007         xmlNsPtr pNS = NULL;
1008         xmlAttrPtr pAttr = NULL;
1009         xmlChar* str = xmlChar_from_wchar((WCHAR*)dataTypeName);
1010
1011         pAttr = xmlHasNsProp(This->node, (xmlChar*)"dt",
1012                             (xmlChar*)"urn:schemas-microsoft-com:datatypes");
1013         if (pAttr)
1014         {
1015             pAttr = xmlSetNsProp(This->node, pAttr->ns, (xmlChar*)"dt", str);
1016
1017             hr = S_OK;
1018         }
1019         else
1020         {
1021             pNS = xmlNewNs(This->node, (xmlChar*)"urn:schemas-microsoft-com:datatypes", (xmlChar*)"dt");
1022             if(pNS)
1023             {
1024                 pAttr = xmlNewNsProp(This->node, pNS, (xmlChar*)"dt", str);
1025                 if(pAttr)
1026                 {
1027                     xmlAddChild(This->node, (xmlNodePtr)pAttr);
1028
1029                     hr = S_OK;
1030                 }
1031                 else
1032                     ERR("Failed to create Attribute\n");
1033             }
1034             else
1035                 ERR("Failed to Create Namepsace\n");
1036         }
1037     }
1038
1039     return hr;
1040 }
1041
1042 static HRESULT WINAPI xmlnode_get_xml(
1043     IXMLDOMNode *iface,
1044     BSTR* xmlString)
1045 {
1046     xmlnode *This = impl_from_IXMLDOMNode( iface );
1047     xmlBufferPtr pXmlBuf;
1048     int nSize;
1049
1050     TRACE("iface %p\n", iface);
1051
1052     if(!xmlString)
1053         return E_INVALIDARG;
1054
1055     *xmlString = NULL;
1056
1057     pXmlBuf = xmlBufferCreate();
1058     if(pXmlBuf)
1059     {
1060         nSize = xmlNodeDump(pXmlBuf, This->node->doc, This->node, 0, 0);
1061         if(nSize > 0)
1062         {
1063             const xmlChar *pContent;
1064
1065             /* Attribute Nodes return a space in front of their name */
1066             pContent = xmlBufferContent(pXmlBuf);
1067             if( ((char*)pContent)[0] == ' ')
1068                 *xmlString = bstr_from_xmlChar(pContent+1);
1069             else
1070                 *xmlString = bstr_from_xmlChar(pContent);
1071
1072
1073             xmlBufferFree(pXmlBuf);
1074         }
1075     }
1076
1077     /* Always returns a string. */
1078     if(*xmlString == NULL)  *xmlString = SysAllocStringLen( NULL, 0 );
1079
1080     return S_OK;
1081 }
1082
1083 static HRESULT WINAPI xmlnode_transformNode(
1084     IXMLDOMNode *iface,
1085     IXMLDOMNode* styleSheet,
1086     BSTR* xmlString)
1087 {
1088 #ifdef HAVE_LIBXSLT
1089     xmlnode *This = impl_from_IXMLDOMNode( iface );
1090     xmlnode *pStyleSheet = NULL;
1091     xsltStylesheetPtr xsltSS = NULL;
1092     xmlDocPtr result = NULL;
1093     IXMLDOMNode *ssNew;
1094
1095     TRACE("%p %p %p\n", This, styleSheet, xmlString);
1096
1097     if(!styleSheet || !xmlString)
1098         return E_INVALIDARG;
1099
1100     *xmlString = NULL;
1101
1102     if(IXMLDOMNode_QueryInterface(styleSheet, &IID_IXMLDOMNode, (LPVOID)&ssNew) == S_OK)
1103     {
1104         pStyleSheet = impl_from_IXMLDOMNode( ssNew );
1105
1106         xsltSS = xsltParseStylesheetDoc( pStyleSheet->node->doc);
1107         if(xsltSS)
1108         {
1109             result = xsltApplyStylesheet(xsltSS, This->node->doc, NULL);
1110             if(result)
1111             {
1112                 const xmlChar *pContent;
1113
1114                 if(result->type == XML_HTML_DOCUMENT_NODE)
1115                 {
1116                     xmlOutputBufferPtr  pOutput = xmlAllocOutputBuffer(NULL);
1117                     if(pOutput)
1118                     {
1119                         htmlDocContentDumpOutput(pOutput, result->doc, NULL);
1120                         if(pOutput)
1121                         {
1122                             pContent = xmlBufferContent(pOutput->buffer);
1123                             *xmlString = bstr_from_xmlChar(pContent);
1124                         }
1125
1126                         xmlOutputBufferClose(pOutput);
1127                     }
1128                 }
1129                 else
1130                 {
1131                     xmlBufferPtr pXmlBuf;
1132                     int nSize;
1133
1134                     pXmlBuf = xmlBufferCreate();
1135                     if(pXmlBuf)
1136                     {
1137                         nSize = xmlNodeDump(pXmlBuf, NULL, (xmlNodePtr)result, 0, 0);
1138                         if(nSize > 0)
1139                         {
1140                             pContent = xmlBufferContent(pXmlBuf);
1141                             *xmlString = bstr_from_xmlChar(pContent);
1142
1143                             xmlBufferFree(pXmlBuf);
1144                         }
1145                     }
1146                 }
1147             }
1148         }
1149
1150         IXMLDOMNode_Release(ssNew);
1151     }
1152
1153     if(*xmlString == NULL)
1154         *xmlString = SysAllocStringLen(NULL, 0);
1155
1156     return S_OK;
1157 #else
1158     FIXME("libxslt headers were not found at compile time\n");
1159     return E_NOTIMPL;
1160 #endif
1161 }
1162
1163 static HRESULT WINAPI xmlnode_selectNodes(
1164     IXMLDOMNode *iface,
1165     BSTR queryString,
1166     IXMLDOMNodeList** resultList)
1167 {
1168     xmlnode *This = impl_from_IXMLDOMNode( iface );
1169
1170     TRACE("%p %s %p\n", This, debugstr_w(queryString), resultList );
1171
1172     return queryresult_create( This->node, queryString, resultList );
1173 }
1174
1175 static HRESULT WINAPI xmlnode_selectSingleNode(
1176     IXMLDOMNode *iface,
1177     BSTR queryString,
1178     IXMLDOMNode** resultNode)
1179 {
1180     xmlnode *This = impl_from_IXMLDOMNode( iface );
1181     IXMLDOMNodeList *list;
1182     HRESULT r;
1183
1184     TRACE("%p %s %p\n", This, debugstr_w(queryString), resultNode );
1185
1186     *resultNode = NULL;
1187     r = IXMLDOMNode_selectNodes(iface, queryString, &list);
1188     if(r == S_OK)
1189     {
1190         r = IXMLDOMNodeList_nextNode(list, resultNode);
1191         IXMLDOMNodeList_Release(list);
1192     }
1193     return r;
1194 }
1195
1196 static HRESULT WINAPI xmlnode_get_parsed(
1197     IXMLDOMNode *iface,
1198     VARIANT_BOOL* isParsed)
1199 {
1200     FIXME("\n");
1201     return E_NOTIMPL;
1202 }
1203
1204 static HRESULT WINAPI xmlnode_get_namespaceURI(
1205     IXMLDOMNode *iface,
1206     BSTR* namespaceURI)
1207 {
1208     xmlnode *This = impl_from_IXMLDOMNode( iface );
1209     HRESULT hr = S_FALSE;
1210     xmlNsPtr *pNSList;
1211
1212     TRACE("%p %p\n", This, namespaceURI );
1213
1214     if(!namespaceURI)
1215         return E_INVALIDARG;
1216
1217     *namespaceURI = NULL;
1218
1219     pNSList = xmlGetNsList(This->node->doc, This->node);
1220     if(pNSList)
1221     {
1222         *namespaceURI = bstr_from_xmlChar( pNSList[0]->href );
1223
1224         hr = S_OK;
1225     }
1226
1227     return hr;
1228 }
1229
1230 static HRESULT WINAPI xmlnode_get_prefix(
1231     IXMLDOMNode *iface,
1232     BSTR* prefixString)
1233 {
1234     xmlnode *This = impl_from_IXMLDOMNode( iface );
1235     HRESULT hr = S_FALSE;
1236     xmlNsPtr *pNSList;
1237
1238     TRACE("%p %p\n", This, prefixString );
1239
1240     if(!prefixString)
1241         return E_INVALIDARG;
1242
1243     *prefixString = NULL;
1244
1245     pNSList = xmlGetNsList(This->node->doc, This->node);
1246     if(pNSList)
1247     {
1248         *prefixString = bstr_from_xmlChar( pNSList[0]->prefix );
1249
1250         hr = S_OK;
1251     }
1252
1253     return hr;
1254 }
1255
1256 static HRESULT WINAPI xmlnode_get_baseName(
1257     IXMLDOMNode *iface,
1258     BSTR* nameString)
1259 {
1260     xmlnode *This = impl_from_IXMLDOMNode( iface );
1261     BSTR str = NULL;
1262     HRESULT r = S_FALSE;
1263
1264     TRACE("%p %p\n", This, nameString );
1265
1266     if ( !nameString )
1267         return E_INVALIDARG;
1268
1269     switch ( This->node->type )
1270     {
1271     case XML_ELEMENT_NODE:
1272     case XML_ATTRIBUTE_NODE:
1273         str = bstr_from_xmlChar( This->node->name );
1274         r = S_OK;
1275         break;
1276     case XML_TEXT_NODE:
1277         break;
1278     default:
1279         ERR("Unhandled type %d\n", This->node->type );
1280         break;
1281     }
1282
1283     TRACE("returning %08x str = %s\n", r, debugstr_w( str ) );
1284
1285     *nameString = str;
1286     return r;
1287 }
1288
1289 static HRESULT WINAPI xmlnode_transformNodeToObject(
1290     IXMLDOMNode *iface,
1291     IXMLDOMNode* stylesheet,
1292     VARIANT outputObject)
1293 {
1294     FIXME("\n");
1295     return E_NOTIMPL;
1296 }
1297
1298 static const struct IXMLDOMNodeVtbl xmlnode_vtbl =
1299 {
1300     xmlnode_QueryInterface,
1301     xmlnode_AddRef,
1302     xmlnode_Release,
1303     xmlnode_GetTypeInfoCount,
1304     xmlnode_GetTypeInfo,
1305     xmlnode_GetIDsOfNames,
1306     xmlnode_Invoke,
1307     xmlnode_get_nodeName,
1308     xmlnode_get_nodeValue,
1309     xmlnode_put_nodeValue,
1310     xmlnode_get_nodeType,
1311     xmlnode_get_parentNode,
1312     xmlnode_get_childNodes,
1313     xmlnode_get_firstChild,
1314     xmlnode_get_lastChild,
1315     xmlnode_get_previousSibling,
1316     xmlnode_get_nextSibling,
1317     xmlnode_get_attributes,
1318     xmlnode_insertBefore,
1319     xmlnode_replaceChild,
1320     xmlnode_removeChild,
1321     xmlnode_appendChild,
1322     xmlnode_hasChildNodes,
1323     xmlnode_get_ownerDocument,
1324     xmlnode_cloneNode,
1325     xmlnode_get_nodeTypeString,
1326     xmlnode_get_text,
1327     xmlnode_put_text,
1328     xmlnode_get_specified,
1329     xmlnode_get_definition,
1330     xmlnode_get_nodeTypedValue,
1331     xmlnode_put_nodeTypedValue,
1332     xmlnode_get_dataType,
1333     xmlnode_put_dataType,
1334     xmlnode_get_xml,
1335     xmlnode_transformNode,
1336     xmlnode_selectNodes,
1337     xmlnode_selectSingleNode,
1338     xmlnode_get_parsed,
1339     xmlnode_get_namespaceURI,
1340     xmlnode_get_prefix,
1341     xmlnode_get_baseName,
1342     xmlnode_transformNodeToObject,
1343 };
1344
1345 static HRESULT WINAPI Internal_QueryInterface(
1346     IUnknown *iface,
1347     REFIID riid,
1348     void** ppvObject )
1349 {
1350     xmlnode *This = impl_from_InternalUnknown( iface );
1351
1352     TRACE("%p %s %p\n", iface, debugstr_guid(riid), ppvObject);
1353
1354
1355     if ( IsEqualGUID( riid, &IID_IUnknown ))
1356         *ppvObject = iface;
1357     else if ( IsEqualGUID( riid, &IID_IDispatch ) ||
1358               IsEqualGUID( riid, &IID_IXMLDOMNode ) )
1359         *ppvObject = &This->lpVtbl;
1360     else
1361     {
1362         FIXME("interface %s not implemented\n", debugstr_guid(riid));
1363         *ppvObject = NULL;
1364         return E_NOINTERFACE;
1365     }
1366
1367     IUnknown_AddRef( (IUnknown*)*ppvObject );
1368
1369     return S_OK;
1370 }
1371
1372 static ULONG WINAPI Internal_AddRef(
1373                  IUnknown *iface )
1374 {
1375     xmlnode *This = impl_from_InternalUnknown( iface );
1376     return InterlockedIncrement( &This->ref );
1377 }
1378
1379 static ULONG WINAPI Internal_Release(
1380     IUnknown *iface )
1381 {
1382     xmlnode *This = impl_from_InternalUnknown( iface );
1383     ULONG ref;
1384
1385     ref = InterlockedDecrement( &This->ref );
1386     if ( ref == 0 )
1387     {
1388         if( This->node )
1389             xmldoc_release( This->node->doc );
1390         HeapFree( GetProcessHeap(), 0, This );
1391     }
1392
1393     return ref;
1394 }
1395
1396 static const struct IUnknownVtbl internal_unk_vtbl =
1397 {
1398     Internal_QueryInterface,
1399     Internal_AddRef,
1400     Internal_Release
1401 };
1402
1403 IUnknown *create_basic_node( xmlNodePtr node, IUnknown *pUnkOuter )
1404 {
1405     xmlnode *This;
1406
1407     This = HeapAlloc( GetProcessHeap(), 0, sizeof *This );
1408     if ( !This )
1409         return NULL;
1410
1411     if(node)
1412         xmldoc_add_ref( node->doc );
1413
1414     This->lpVtbl = &xmlnode_vtbl;
1415     This->lpInternalUnkVtbl = &internal_unk_vtbl;
1416
1417     if(pUnkOuter)
1418         This->pUnkOuter = pUnkOuter; /* Don't take a ref on outer Unknown */
1419     else
1420         This->pUnkOuter = (IUnknown *)&This->lpInternalUnkVtbl;
1421
1422     This->ref = 1;
1423     This->node = node;
1424
1425     return (IUnknown*)&This->lpInternalUnkVtbl;
1426 }
1427
1428 IXMLDOMNode *create_node( xmlNodePtr node )
1429 {
1430     IUnknown *pUnk;
1431     IXMLDOMNode *ret;
1432     HRESULT hr;
1433
1434     if ( !node )
1435         return NULL;
1436
1437     TRACE("type %d\n", node->type);
1438     switch(node->type)
1439     {
1440     case XML_ELEMENT_NODE:
1441         pUnk = create_element( node, NULL );
1442         break;
1443     case XML_ATTRIBUTE_NODE:
1444         pUnk = create_attribute( node );
1445         break;
1446     case XML_TEXT_NODE:
1447         pUnk = create_text( node );
1448         break;
1449     case XML_COMMENT_NODE:
1450         pUnk = create_comment( node );
1451         break;
1452     case XML_DOCUMENT_NODE:
1453         ERR("shouldn't be here!\n");
1454         return NULL;
1455     default:
1456         FIXME("only creating basic node for type %d\n", node->type);
1457         pUnk = create_basic_node( node, NULL );
1458     }
1459
1460     hr = IUnknown_QueryInterface(pUnk, &IID_IXMLDOMNode, (LPVOID*)&ret);
1461     IUnknown_Release(pUnk);
1462     if(FAILED(hr)) return NULL;
1463     return ret;
1464 }
1465 #endif