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
  27 #ifdef HAVE_LIBXML2
  28 # include <libxml/parser.h>
  29 # include <libxml/xmlerror.h>
  30 # include <libxml/HTMLtree.h>
  31 # ifdef SONAME_LIBXSLT
  32 #  ifdef HAVE_LIBXSLT_PATTERN_H
  33 #   include <libxslt/pattern.h>
  34 #  endif
  35 #  ifdef HAVE_LIBXSLT_TRANSFORM_H
  36 #   include <libxslt/transform.h>
  37 #  endif
  38 #  include <libxslt/imports.h>
  39 #  include <libxslt/variables.h>
  40 #  include <libxslt/xsltutils.h>
  41 #  include <libxslt/xsltInternals.h>
  42 # endif
  43 #endif
  44
  45 #include "windef.h"
  46 #include "winbase.h"
  47 #include "winuser.h"
  48 #include "winnls.h"
  49 #include "ole2.h"
  50 #include "msxml6.h"
  51
  52 #include "msxml_private.h"
  53
  54 #include "wine/debug.h"
  55
  56 #ifdef HAVE_LIBXML2
  57
  58 WINE_DEFAULT_DEBUG_CHANNEL(msxml);
  59
  60 #ifdef SONAME_LIBXSLT
  61 extern void* libxslt_handle;
  62 # define MAKE_FUNCPTR(f) extern typeof(f) * p##f
  63 MAKE_FUNCPTR(xsltApplyStylesheet);
  64 MAKE_FUNCPTR(xsltApplyStylesheetUser);
  65 MAKE_FUNCPTR(xsltCleanupGlobals);
  66 MAKE_FUNCPTR(xsltFreeStylesheet);
  67 MAKE_FUNCPTR(xsltFreeTransformContext);
  68 MAKE_FUNCPTR(xsltNewTransformContext);
  69 MAKE_FUNCPTR(xsltNextImport);
  70 MAKE_FUNCPTR(xsltParseStylesheetDoc);
  71 MAKE_FUNCPTR(xsltQuoteUserParams);
  72 MAKE_FUNCPTR(xsltSaveResultTo);
  73 # undef MAKE_FUNCPTR
  74 #else
  75 WINE_DECLARE_DEBUG_CHANNEL(winediag);
  76 #endif
  77
  78 static const IID IID_xmlnode = {0x4f2f4ba2,0xb822,0x11df,{0x8b,0x8a,0x68,0x50,0xdf,0xd7,0x20,0x85}};
  79
  80 xmlNodePtr xmlNodePtr_from_domnode( IXMLDOMNode *iface, xmlElementType type )
  81 {
  82     xmlnode *This;
  83
  84     if ( !iface )
  85         return NULL;
  86     This = get_node_obj( iface );
  87     if ( !This || !This->node )
  88         return NULL;
  89     if ( type && This->node->type != type )
  90         return NULL;
  91     return This->node;
  92 }
  93
  94 BOOL node_query_interface(xmlnode *This, REFIID riid, void **ppv)
  95 {
  96     if(IsEqualGUID(&IID_xmlnode, riid)) {
  97         TRACE("(%p)->(IID_xmlnode %p)\n", This, ppv);
  98         *ppv = This;
  99         return TRUE;
 100     }
 101
 102     return dispex_query_interface(&This->dispex, riid, ppv);
 103 }
 104
 105 /* common ISupportErrorInfo implementation */
 106 typedef struct {
 107    ISupportErrorInfo ISupportErrorInfo_iface;
 108    LONG ref;
 109
 110    const tid_t* iids;
 111 } SupportErrorInfo;
 112
 113 static inline SupportErrorInfo *impl_from_ISupportErrorInfo(ISupportErrorInfo *iface)
 114 {
 115     return CONTAINING_RECORD(iface, SupportErrorInfo, ISupportErrorInfo_iface);
 116 }
 117
 118 static HRESULT WINAPI SupportErrorInfo_QueryInterface(ISupportErrorInfo *iface, REFIID riid, void **obj)
 119 {
 120     SupportErrorInfo *This = impl_from_ISupportErrorInfo(iface);
 121     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), obj);
 122
 123     *obj = NULL;
 124
 125     if (IsEqualGUID(riid, &IID_IUnknown) || IsEqualGUID(riid, &IID_ISupportErrorInfo)) {
 126         *obj = iface;
 127         ISupportErrorInfo_AddRef(iface);
 128         return S_OK;
 129     }
 130
 131     return E_NOINTERFACE;
 132 }
 133
 134 static ULONG WINAPI SupportErrorInfo_AddRef(ISupportErrorInfo *iface)
 135 {
 136     SupportErrorInfo *This = impl_from_ISupportErrorInfo(iface);
 137     ULONG ref = InterlockedIncrement(&This->ref);
 138     TRACE("(%p)->(%d)\n", This, ref );
 139     return ref;
 140 }
 141
 142 static ULONG WINAPI SupportErrorInfo_Release(ISupportErrorInfo *iface)
 143 {
 144     SupportErrorInfo *This = impl_from_ISupportErrorInfo(iface);
 145     LONG ref = InterlockedDecrement(&This->ref);
 146
 147     TRACE("(%p)->(%d)\n", This, ref);
 148
 149     if (ref == 0)
 150         heap_free(This);
 151
 152     return ref;
 153 }
 154
 155 static HRESULT WINAPI SupportErrorInfo_InterfaceSupportsErrorInfo(ISupportErrorInfo *iface, REFIID riid)
 156 {
 157     SupportErrorInfo *This = impl_from_ISupportErrorInfo(iface);
 158     enum tid_t const *tid;
 159
 160     TRACE("(%p)->(%s)\n", This, debugstr_guid(riid));
 161
 162     tid = This->iids;
 163     while (*tid != NULL_tid)
 164     {
 165         if (IsEqualGUID(riid, get_riid_from_tid(*tid)))
 166             return S_OK;
 167         tid++;
 168     }
 169
 170     return S_FALSE;
 171 }
 172
 173 static const struct ISupportErrorInfoVtbl SupportErrorInfoVtbl = {
 174     SupportErrorInfo_QueryInterface,
 175     SupportErrorInfo_AddRef,
 176     SupportErrorInfo_Release,
 177     SupportErrorInfo_InterfaceSupportsErrorInfo
 178 };
 179
 180 HRESULT node_create_supporterrorinfo(enum tid_t const *iids, void **obj)
 181 {
 182     SupportErrorInfo *This;
 183
 184     This = heap_alloc(sizeof(*This));
 185     if (!This) return E_OUTOFMEMORY;
 186
 187     This->ISupportErrorInfo_iface.lpVtbl = &SupportErrorInfoVtbl;
 188     This->ref = 1;
 189     This->iids = iids;
 190
 191     *obj = &This->ISupportErrorInfo_iface;
 192
 193     return S_OK;
 194 }
 195
 196 xmlnode *get_node_obj(IXMLDOMNode *node)
 197 {
 198     xmlnode *obj = NULL;
 199     HRESULT hres;
 200
 201     hres = IXMLDOMNode_QueryInterface(node, &IID_xmlnode, (void**)&obj);
 202     if (!obj) WARN("node is not our IXMLDOMNode implementation\n");
 203     return SUCCEEDED(hres) ? obj : NULL;
 204 }
 205
 206 HRESULT node_get_nodeName(xmlnode *This, BSTR *name)
 207 {
 208     BSTR prefix, base;
 209     HRESULT hr;
 210
 211     if (!name)
 212         return E_INVALIDARG;
 213
 214     hr = node_get_base_name(This, &base);
 215     if (hr != S_OK) return hr;
 216
 217     hr = node_get_prefix(This, &prefix);
 218     if (hr == S_OK)
 219     {
 220         static const WCHAR colW = ':';
 221         WCHAR *ptr;
 222
 223         /* +1 for ':' */
 224         ptr = *name = SysAllocStringLen(NULL, SysStringLen(base) + SysStringLen(prefix) + 1);
 225         memcpy(ptr, prefix, SysStringByteLen(prefix));
 226         ptr += SysStringLen(prefix);
 227         memcpy(ptr++, &colW, sizeof(WCHAR));
 228         memcpy(ptr, base, SysStringByteLen(base));
 229
 230         SysFreeString(base);
 231         SysFreeString(prefix);
 232     }
 233     else
 234         *name = base;
 235
 236     return S_OK;
 237 }
 238
 239 HRESULT node_get_content(xmlnode *This, VARIANT *value)
 240 {
 241     xmlChar *content;
 242
 243     if(!value)
 244         return E_INVALIDARG;
 245
 246     content = xmlNodeGetContent(This->node);
 247     V_VT(value) = VT_BSTR;
 248     V_BSTR(value) = bstr_from_xmlChar( content );
 249     xmlFree(content);
 250
 251     TRACE("%p returned %s\n", This, debugstr_w(V_BSTR(value)));
 252     return S_OK;
 253 }
 254
 255 HRESULT node_set_content(xmlnode *This, LPCWSTR value)
 256 {
 257     xmlChar *str;
 258
 259     TRACE("(%p)->(%s)\n", This, debugstr_w(value));
 260     str = xmlchar_from_wchar(value);
 261     if(!str)
 262         return E_OUTOFMEMORY;
 263
 264     xmlNodeSetContent(This->node, str);
 265     heap_free(str);
 266     return S_OK;
 267 }
 268
 269 static HRESULT node_set_content_escaped(xmlnode *This, LPCWSTR value)
 270 {
 271     xmlChar *str, *escaped;
 272
 273     TRACE("(%p)->(%s)\n", This, debugstr_w(value));
 274     str = xmlchar_from_wchar(value);
 275     if(!str)
 276         return E_OUTOFMEMORY;
 277
 278     escaped = xmlEncodeSpecialChars(NULL, str);
 279     if(!escaped)
 280     {
 281         heap_free(str);
 282         return E_OUTOFMEMORY;
 283     }
 284
 285     xmlNodeSetContent(This->node, escaped);
 286
 287     heap_free(str);
 288     xmlFree(escaped);
 289
 290     return S_OK;
 291 }
 292
 293 HRESULT node_put_value(xmlnode *This, VARIANT *value)
 294 {
 295     HRESULT hr;
 296
 297     if (V_VT(value) != VT_BSTR)
 298     {
 299         VARIANT string_value;
 300
 301         VariantInit(&string_value);
 302         hr = VariantChangeType(&string_value, value, 0, VT_BSTR);
 303         if(FAILED(hr)) {
 304             WARN("Couldn't convert to VT_BSTR\n");
 305             return hr;
 306         }
 307
 308         hr = node_set_content(This, V_BSTR(&string_value));
 309         VariantClear(&string_value);
 310     }
 311     else
 312         hr = node_set_content(This, V_BSTR(value));
 313
 314     return hr;
 315 }
 316
 317 HRESULT node_put_value_escaped(xmlnode *This, VARIANT *value)
 318 {
 319     HRESULT hr;
 320
 321     if (V_VT(value) != VT_BSTR)
 322     {
 323        VARIANT string_value;
 324
 325         VariantInit(&string_value);
 326         hr = VariantChangeType(&string_value, value, 0, VT_BSTR);
 327         if(FAILED(hr)) {
 328             WARN("Couldn't convert to VT_BSTR\n");
 329             return hr;
 330         }
 331
 332         hr = node_set_content_escaped(This, V_BSTR(&string_value));
 333         VariantClear(&string_value);
 334     }
 335     else
 336         hr = node_set_content_escaped(This, V_BSTR(value));
 337
 338     return hr;
 339 }
 340
 341 static HRESULT get_node(
 342     xmlnode *This,
 343     const char *name,
 344     xmlNodePtr node,
 345     IXMLDOMNode **out )
 346 {
 347     TRACE("(%p)->(%s %p %p)\n", This, name, node, out );
 348
 349     if ( !out )
 350         return E_INVALIDARG;
 351
 352     /* if we don't have a doc, use our parent. */
 353     if(node && !node->doc && node->parent)
 354         node->doc = node->parent->doc;
 355
 356     *out = create_node( node );
 357     if (!*out)
 358         return S_FALSE;
 359     return S_OK;
 360 }
 361
 362 HRESULT node_get_parent(xmlnode *This, IXMLDOMNode **parent)
 363 {
 364     return get_node( This, "parent", This->node->parent, parent );
 365 }
 366
 367 HRESULT node_get_child_nodes(xmlnode *This, IXMLDOMNodeList **ret)
 368 {
 369     if(!ret)
 370         return E_INVALIDARG;
 371
 372     *ret = create_children_nodelist(This->node);
 373     if(!*ret)
 374         return E_OUTOFMEMORY;
 375
 376     return S_OK;
 377 }
 378
 379 HRESULT node_get_first_child(xmlnode *This, IXMLDOMNode **ret)
 380 {
 381     return get_node(This, "firstChild", This->node->children, ret);
 382 }
 383
 384 HRESULT node_get_last_child(xmlnode *This, IXMLDOMNode **ret)
 385 {
 386     return get_node(This, "lastChild", This->node->last, ret);
 387 }
 388
 389 HRESULT node_get_previous_sibling(xmlnode *This, IXMLDOMNode **ret)
 390 {
 391     return get_node(This, "previous", This->node->prev, ret);
 392 }
 393
 394 HRESULT node_get_next_sibling(xmlnode *This, IXMLDOMNode **ret)
 395 {
 396     return get_node(This, "next", This->node->next, ret);
 397 }
 398
 399 static int node_get_inst_cnt(xmlNodePtr node)
 400 {
 401     int ret = *(LONG *)&node->_private;
 402     xmlNodePtr child;
 403
 404     /* add attribute counts */
 405     if (node->type == XML_ELEMENT_NODE)
 406     {
 407         xmlAttrPtr prop = node->properties;
 408
 409         while (prop)
 410         {
 411             ret += node_get_inst_cnt((xmlNodePtr)prop);
 412             prop = prop->next;
 413         }
 414     }
 415
 416     /* add children counts */
 417     child = node->children;
 418     while (child)
 419     {
 420         ret += node_get_inst_cnt(child);
 421         child = child->next;
 422     }
 423
 424     return ret;
 425 }
 426
 427 int xmlnode_get_inst_cnt(xmlnode *node)
 428 {
 429     return node_get_inst_cnt(node->node);
 430 }
 431
 432 HRESULT node_insert_before(xmlnode *This, IXMLDOMNode *new_child, const VARIANT *ref_child,
 433         IXMLDOMNode **ret)
 434 {
 435     IXMLDOMNode *before = NULL;
 436     xmlnode *node_obj;
 437     int refcount = 0;
 438     xmlDocPtr doc;
 439     HRESULT hr;
 440
 441     if(!new_child)
 442         return E_INVALIDARG;
 443
 444     node_obj = get_node_obj(new_child);
 445     if(!node_obj) return E_FAIL;
 446
 447     switch(V_VT(ref_child))
 448     {
 449     case VT_EMPTY:
 450     case VT_NULL:
 451         break;
 452
 453     case VT_UNKNOWN:
 454     case VT_DISPATCH:
 455         if (V_UNKNOWN(ref_child))
 456         {
 457             hr = IUnknown_QueryInterface(V_UNKNOWN(ref_child), &IID_IXMLDOMNode, (void**)&before);
 458             if(FAILED(hr)) return hr;
 459         }
 460         break;
 461
 462     default:
 463         FIXME("refChild var type %x\n", V_VT(ref_child));
 464         return E_FAIL;
 465     }
 466
 467     TRACE("new child %p, This->node %p\n", node_obj->node, This->node);
 468
 469     if(!node_obj->node->parent)
 470         if(xmldoc_remove_orphan(node_obj->node->doc, node_obj->node) != S_OK)
 471             WARN("%p is not an orphan of %p\n", node_obj->node, node_obj->node->doc);
 472
 473     refcount = xmlnode_get_inst_cnt(node_obj);
 474
 475     if(before)
 476     {
 477         xmlnode *before_node_obj = get_node_obj(before);
 478         IXMLDOMNode_Release(before);
 479         if(!before_node_obj) return E_FAIL;
 480     }
 481
 482     /* unlink from current parent first */
 483     if(node_obj->parent)
 484     {
 485         hr = IXMLDOMNode_removeChild(node_obj->parent, node_obj->iface, NULL);
 486         if (hr == S_OK) xmldoc_remove_orphan(node_obj->node->doc, node_obj->node);
 487     }
 488     doc = node_obj->node->doc;
 489
 490     if(before)
 491     {
 492         xmlnode *before_node_obj = get_node_obj(before);
 493
 494         /* refs count including subtree */
 495         if (doc != before_node_obj->node->doc)
 496             refcount = xmlnode_get_inst_cnt(node_obj);
 497
 498         if (refcount) xmldoc_add_refs(before_node_obj->node->doc, refcount);
 499         xmlAddPrevSibling(before_node_obj->node, node_obj->node);
 500         if (refcount) xmldoc_release_refs(doc, refcount);
 501         node_obj->parent = This->parent;
 502     }
 503     else
 504     {
 505         if (doc != This->node->doc)
 506             refcount = xmlnode_get_inst_cnt(node_obj);
 507
 508         if (refcount) xmldoc_add_refs(This->node->doc, refcount);
 509         /* xmlAddChild doesn't unlink node from previous parent */
 510         xmlUnlinkNode(node_obj->node);
 511         xmlAddChild(This->node, node_obj->node);
 512         if (refcount) xmldoc_release_refs(doc, refcount);
 513         node_obj->parent = This->iface;
 514     }
 515
 516     if(ret)
 517     {
 518         IXMLDOMNode_AddRef(new_child);
 519         *ret = new_child;
 520     }
 521
 522     TRACE("ret S_OK\n");
 523     return S_OK;
 524 }
 525
 526 HRESULT node_replace_child(xmlnode *This, IXMLDOMNode *newChild, IXMLDOMNode *oldChild,
 527         IXMLDOMNode **ret)
 528 {
 529     xmlnode *old_child, *new_child;
 530     xmlDocPtr leaving_doc;
 531     xmlNode *my_ancestor;
 532     int refcount = 0;
 533
 534     /* Do not believe any documentation telling that newChild == NULL
 535        means removal. It does certainly *not* apply to msxml3! */
 536     if(!newChild || !oldChild)
 537         return E_INVALIDARG;
 538
 539     if(ret)
 540         *ret = NULL;
 541
 542     old_child = get_node_obj(oldChild);
 543     if(!old_child) return E_FAIL;
 544
 545     if(old_child->node->parent != This->node)
 546     {
 547         WARN("childNode %p is not a child of %p\n", oldChild, This);
 548         return E_INVALIDARG;
 549     }
 550
 551     new_child = get_node_obj(newChild);
 552     if(!new_child) return E_FAIL;
 553
 554     my_ancestor = This->node;
 555     while(my_ancestor)
 556     {
 557         if(my_ancestor == new_child->node)
 558         {
 559             WARN("tried to create loop\n");
 560             return E_FAIL;
 561         }
 562         my_ancestor = my_ancestor->parent;
 563     }
 564
 565     if(!new_child->node->parent)
 566         if(xmldoc_remove_orphan(new_child->node->doc, new_child->node) != S_OK)
 567             WARN("%p is not an orphan of %p\n", new_child->node, new_child->node->doc);
 568
 569     leaving_doc = new_child->node->doc;
 570
 571     if (leaving_doc != old_child->node->doc)
 572         refcount = xmlnode_get_inst_cnt(new_child);
 573
 574     if (refcount) xmldoc_add_refs(old_child->node->doc, refcount);
 575     xmlReplaceNode(old_child->node, new_child->node);
 576     if (refcount) xmldoc_release_refs(leaving_doc, refcount);
 577     new_child->parent = old_child->parent;
 578     old_child->parent = NULL;
 579
 580     xmldoc_add_orphan(old_child->node->doc, old_child->node);
 581
 582     if(ret)
 583     {
 584         IXMLDOMNode_AddRef(oldChild);
 585         *ret = oldChild;
 586     }
 587
 588     return S_OK;
 589 }
 590
 591 HRESULT node_remove_child(xmlnode *This, IXMLDOMNode* child, IXMLDOMNode** oldChild)
 592 {
 593     xmlnode *child_node;
 594
 595     if(!child) return E_INVALIDARG;
 596
 597     if(oldChild)
 598         *oldChild = NULL;
 599
 600     child_node = get_node_obj(child);
 601     if(!child_node) return E_FAIL;
 602
 603     if(child_node->node->parent != This->node)
 604     {
 605         WARN("childNode %p is not a child of %p\n", child, This);
 606         return E_INVALIDARG;
 607     }
 608
 609     xmlUnlinkNode(child_node->node);
 610     child_node->parent = NULL;
 611     xmldoc_add_orphan(child_node->node->doc, child_node->node);
 612
 613     if(oldChild)
 614     {
 615         IXMLDOMNode_AddRef(child);
 616         *oldChild = child;
 617     }
 618
 619     return S_OK;
 620 }
 621
 622 HRESULT node_append_child(xmlnode *This, IXMLDOMNode *child, IXMLDOMNode **outChild)
 623 {
 624     DOMNodeType type;
 625     VARIANT var;
 626     HRESULT hr;
 627
 628     if (!child)
 629         return E_INVALIDARG;
 630
 631     hr = IXMLDOMNode_get_nodeType(child, &type);
 632     if(FAILED(hr) || type == NODE_ATTRIBUTE) {
 633         if (outChild) *outChild = NULL;
 634         return E_FAIL;
 635     }
 636
 637     VariantInit(&var);
 638     return IXMLDOMNode_insertBefore(This->iface, child, var, outChild);
 639 }
 640
 641 HRESULT node_has_childnodes(const xmlnode *This, VARIANT_BOOL *ret)
 642 {
 643     if (!ret) return E_INVALIDARG;
 644
 645     if (!This->node->children)
 646     {
 647         *ret = VARIANT_FALSE;
 648         return S_FALSE;
 649     }
 650
 651     *ret = VARIANT_TRUE;
 652     return S_OK;
 653 }
 654
 655 HRESULT node_get_owner_doc(const xmlnode *This, IXMLDOMDocument **doc)
 656 {
 657     return get_domdoc_from_xmldoc(This->node->doc, (IXMLDOMDocument3**)doc);
 658 }
 659
 660 HRESULT node_clone(xmlnode *This, VARIANT_BOOL deep, IXMLDOMNode **cloneNode)
 661 {
 662     IXMLDOMNode *node;
 663     xmlNodePtr clone;
 664
 665     if(!cloneNode) return E_INVALIDARG;
 666
 667     clone = xmlCopyNode(This->node, deep ? 1 : 2);
 668     if (clone)
 669     {
 670         xmlSetTreeDoc(clone, This->node->doc);
 671         xmldoc_add_orphan(clone->doc, clone);
 672
 673         node = create_node(clone);
 674         if (!node)
 675         {
 676             ERR("Copy failed\n");
 677             xmldoc_remove_orphan(clone->doc, clone);
 678             xmlFreeNode(clone);
 679             return E_FAIL;
 680         }
 681
 682         *cloneNode = node;
 683     }
 684     else
 685     {
 686         ERR("Copy failed\n");
 687         return E_FAIL;
 688     }
 689
 690     return S_OK;
 691 }
 692
 693 static inline xmlChar* trim_whitespace(xmlChar* str)
 694 {
 695     xmlChar* ret = str;
 696     int len;
 697
 698     if (!str)
 699         return NULL;
 700
 701     while (*ret && isspace(*ret))
 702         ++ret;
 703     len = xmlStrlen(ret);
 704     if (len)
 705         while (isspace(ret[len-1])) --len;
 706
 707     ret = xmlStrndup(ret, len);
 708     xmlFree(str);
 709     return ret;
 710 }
 711
 712 static xmlChar* do_get_text(xmlNodePtr node)
 713 {
 714     xmlNodePtr child;
 715     xmlChar* str;
 716     BOOL preserving = is_preserving_whitespace(node);
 717
 718     if (!node->children)
 719     {
 720         str = xmlNodeGetContent(node);
 721     }
 722     else
 723     {
 724         xmlElementType prev_type = XML_TEXT_NODE;
 725         xmlChar* tmp;
 726         str = xmlStrdup(BAD_CAST "");
 727         for (child = node->children; child != NULL; child = child->next)
 728         {
 729             switch (child->type)
 730             {
 731             case XML_ELEMENT_NODE:
 732                 tmp = do_get_text(child);
 733                 break;
 734             case XML_TEXT_NODE:
 735             case XML_CDATA_SECTION_NODE:
 736             case XML_ENTITY_REF_NODE:
 737             case XML_ENTITY_NODE:
 738                 tmp = xmlNodeGetContent(child);
 739                 break;
 740             default:
 741                 tmp = NULL;
 742                 break;
 743             }
 744
 745             if (tmp)
 746             {
 747                 if (*tmp)
 748                 {
 749                     if (prev_type == XML_ELEMENT_NODE && child->type == XML_ELEMENT_NODE)
 750                         str = xmlStrcat(str, BAD_CAST " ");
 751                     str = xmlStrcat(str, tmp);
 752                     prev_type = child->type;
 753                 }
 754                 xmlFree(tmp);
 755             }
 756         }
 757     }
 758
 759     switch (node->type)
 760     {
 761     case XML_ELEMENT_NODE:
 762     case XML_TEXT_NODE:
 763     case XML_ENTITY_REF_NODE:
 764     case XML_ENTITY_NODE:
 765     case XML_DOCUMENT_NODE:
 766     case XML_DOCUMENT_FRAG_NODE:
 767         if (!preserving)
 768             str = trim_whitespace(str);
 769         break;
 770     default:
 771         break;
 772     }
 773
 774     return str;
 775 }
 776
 777 HRESULT node_get_text(const xmlnode *This, BSTR *text)
 778 {
 779     BSTR str = NULL;
 780     xmlChar *content;
 781
 782     if (!text) return E_INVALIDARG;
 783
 784     content = do_get_text(This->node);
 785     if (content)
 786     {
 787         str = bstr_from_xmlChar(content);
 788         xmlFree(content);
 789     }
 790
 791     /* Always return a string. */
 792     if (!str) str = SysAllocStringLen( NULL, 0 );
 793
 794     TRACE("%p %s\n", This, debugstr_w(str) );
 795     *text = str;
 796
 797     return S_OK;
 798 }
 799
 800 HRESULT node_put_text(xmlnode *This, BSTR text)
 801 {
 802     xmlChar *str, *str2;
 803
 804     TRACE("(%p)->(%s)\n", This, debugstr_w(text));
 805
 806     str = xmlchar_from_wchar(text);
 807
 808     /* Escape the string. */
 809     str2 = xmlEncodeEntitiesReentrant(This->node->doc, str);
 810     heap_free(str);
 811
 812     xmlNodeSetContent(This->node, str2);
 813     xmlFree(str2);
 814
 815     return S_OK;
 816 }
 817
 818 BSTR EnsureCorrectEOL(BSTR sInput)
 819 {
 820     int nNum = 0;
 821     BSTR sNew;
 822     int nLen;
 823     int i;
 824
 825     nLen = SysStringLen(sInput);
 826     /* Count line endings */
 827     for(i=0; i < nLen; i++)
 828     {
 829         if(sInput[i] == '\n')
 830             nNum++;
 831     }
 832
 833     TRACE("len=%d, num=%d\n", nLen, nNum);
 834
 835     /* Add linefeed as needed */
 836     if(nNum > 0)
 837     {
 838         int nPlace = 0;
 839         sNew = SysAllocStringLen(NULL, nLen + nNum);
 840         for(i=0; i < nLen; i++)
 841         {
 842             if(sInput[i] == '\n')
 843             {
 844                 sNew[i+nPlace] = '\r';
 845                 nPlace++;
 846             }
 847             sNew[i+nPlace] = sInput[i];
 848         }
 849
 850         SysFreeString(sInput);
 851     }
 852     else
 853     {
 854         sNew = sInput;
 855     }
 856
 857     TRACE("len %d\n", SysStringLen(sNew));
 858
 859     return sNew;
 860 }
 861
 862 /*
 863  * We are trying to replicate the same behaviour as msxml by converting
 864  * line endings to \r\n and using indents as \t. The problem is that msxml
 865  * only formats nodes that have a line ending. Using libxml we cannot
 866  * reproduce behaviour exactly.
 867  *
 868  */
 869 HRESULT node_get_xml(xmlnode *This, BOOL ensure_eol, BSTR *ret)
 870 {
 871     xmlBufferPtr xml_buf;
 872     xmlNodePtr xmldecl;
 873     int size;
 874
 875     if(!ret)
 876         return E_INVALIDARG;
 877
 878     *ret = NULL;
 879
 880     xml_buf = xmlBufferCreate();
 881     if(!xml_buf)
 882         return E_OUTOFMEMORY;
 883
 884     xmldecl = xmldoc_unlink_xmldecl( This->node->doc );
 885
 886     size = xmlNodeDump(xml_buf, This->node->doc, This->node, 0, 1);
 887     if(size > 0) {
 888         const xmlChar *buf_content;
 889         BSTR content;
 890
 891         /* Attribute Nodes return a space in front of their name */
 892         buf_content = xmlBufferContent(xml_buf);
 893
 894         content = bstr_from_xmlChar(buf_content + (buf_content[0] == ' ' ? 1 : 0));
 895         if(ensure_eol)
 896             content = EnsureCorrectEOL(content);
 897
 898         *ret = content;
 899     }else {
 900         *ret = SysAllocStringLen(NULL, 0);
 901     }
 902
 903     xmlBufferFree(xml_buf);
 904     xmldoc_link_xmldecl( This->node->doc, xmldecl );
 905     return *ret ? S_OK : E_OUTOFMEMORY;
 906 }
 907
 908 #ifdef SONAME_LIBXSLT
 909
 910 /* duplicates xmlBufferWriteQuotedString() logic */
 911 static void xml_write_quotedstring(xmlOutputBufferPtr buf, const xmlChar *string)
 912 {
 913     const xmlChar *cur, *base;
 914
 915     if (xmlStrchr(string, '\"'))
 916     {
 917         if (xmlStrchr(string, '\''))
 918         {
 919             xmlOutputBufferWrite(buf, 1, "\"");
 920             base = cur = string;
 921
 922             while (*cur)
 923             {
 924                 if (*cur == '"')
 925                 {
 926                     if (base != cur)
 927                         xmlOutputBufferWrite(buf, cur-base, (const char*)base);
 928                     xmlOutputBufferWrite(buf, 6, "&quot;");
 929                     cur++;
 930                     base = cur;
 931                 }
 932                 else
 933                     cur++;
 934             }
 935             if (base != cur)
 936                 xmlOutputBufferWrite(buf, cur-base, (const char*)base);
 937             xmlOutputBufferWrite(buf, 1, "\"");
 938         }
 939         else
 940         {
 941             xmlOutputBufferWrite(buf, 1, "\'");
 942             xmlOutputBufferWriteString(buf, (const char*)string);
 943             xmlOutputBufferWrite(buf, 1, "\'");
 944         }
 945     }
 946     else
 947     {
 948         xmlOutputBufferWrite(buf, 1, "\"");
 949         xmlOutputBufferWriteString(buf, (const char*)string);
 950         xmlOutputBufferWrite(buf, 1, "\"");
 951     }
 952 }
 953
 954 static int XMLCALL transform_to_stream_write(void *context, const char *buffer, int len)
 955 {
 956     DWORD written;
 957     HRESULT hr = IStream_Write((IStream*)context, buffer, len, &written);
 958     return hr == S_OK ? written : -1;
 959 }
 960
 961 /* Output for method "text" */
 962 static void transform_write_text(xmlDocPtr result, xsltStylesheetPtr style, xmlOutputBufferPtr output)
 963 {
 964     xmlNodePtr cur = result->children;
 965     while (cur)
 966     {
 967         if (cur->type == XML_TEXT_NODE)
 968             xmlOutputBufferWriteString(output, (const char*)cur->content);
 969
 970         /* skip to next node */
 971         if (cur->children)
 972         {
 973             if ((cur->children->type != XML_ENTITY_DECL) &&
 974                 (cur->children->type != XML_ENTITY_REF_NODE) &&
 975                 (cur->children->type != XML_ENTITY_NODE))
 976             {
 977                 cur = cur->children;
 978                 continue;
 979             }
 980         }
 981
 982         if (cur->next) {
 983             cur = cur->next;
 984             continue;
 985         }
 986
 987         do
 988         {
 989             cur = cur->parent;
 990             if (cur == NULL)
 991                 break;
 992             if (cur == (xmlNodePtr) style->doc) {
 993                 cur = NULL;
 994                 break;
 995             }
 996             if (cur->next) {
 997                 cur = cur->next;
 998                 break;
 999             }
1000         } while (cur);
1001     }
1002 }
1003
1004 #undef XSLT_GET_IMPORT_PTR
1005 #define XSLT_GET_IMPORT_PTR(res, style, name) {          \
1006     xsltStylesheetPtr st = style;                        \
1007     res = NULL;                                          \
1008     while (st != NULL) {                                 \
1009         if (st->name != NULL) { res = st->name; break; } \
1010         st = pxsltNextImport(st);                        \
1011     }}
1012
1013 #undef XSLT_GET_IMPORT_INT
1014 #define XSLT_GET_IMPORT_INT(res, style, name) {         \
1015     xsltStylesheetPtr st = style;                       \
1016     res = -1;                                           \
1017     while (st != NULL) {                                \
1018         if (st->name != -1) { res = st->name; break; }  \
1019         st = pxsltNextImport(st);                       \
1020     }}
1021
1022 static void transform_write_xmldecl(xmlDocPtr result, xsltStylesheetPtr style, BOOL omit_encoding, xmlOutputBufferPtr output)
1023 {
1024     int omit_xmldecl, standalone;
1025
1026     XSLT_GET_IMPORT_INT(omit_xmldecl, style, omitXmlDeclaration);
1027     if (omit_xmldecl == 1) return;
1028
1029     XSLT_GET_IMPORT_INT(standalone, style, standalone);
1030
1031     xmlOutputBufferWriteString(output, "<?xml version=");
1032     if (result->version)
1033     {
1034         xmlOutputBufferWriteString(output, "\"");
1035         xmlOutputBufferWriteString(output, (const char *)result->version);
1036         xmlOutputBufferWriteString(output, "\"");
1037     }
1038     else
1039         xmlOutputBufferWriteString(output, "\"1.0\"");
1040
1041     if (!omit_encoding)
1042     {
1043         const xmlChar *encoding;
1044
1045         /* default encoding is UTF-16 */
1046         XSLT_GET_IMPORT_PTR(encoding, style, encoding);
1047         xmlOutputBufferWriteString(output, " encoding=");
1048         xmlOutputBufferWriteString(output, "\"");
1049         xmlOutputBufferWriteString(output, encoding ? (const char *)encoding : "UTF-16");
1050         xmlOutputBufferWriteString(output, "\"");
1051     }
1052
1053     /* standalone attribute */
1054     if (standalone != -1)
1055         xmlOutputBufferWriteString(output, standalone == 0 ? " standalone=\"no\"" : " standalone=\"yes\"");
1056
1057     xmlOutputBufferWriteString(output, "?>");
1058 }
1059
1060 static void htmldtd_dumpcontent(xmlOutputBufferPtr buf, xmlDocPtr doc)
1061 {
1062     xmlDtdPtr cur = doc->intSubset;
1063
1064     xmlOutputBufferWriteString(buf, "<!DOCTYPE ");
1065     xmlOutputBufferWriteString(buf, (const char *)cur->name);
1066     if (cur->ExternalID)
1067     {
1068         xmlOutputBufferWriteString(buf, " PUBLIC ");
1069         xml_write_quotedstring(buf, cur->ExternalID);
1070         if (cur->SystemID)
1071         {
1072             xmlOutputBufferWriteString(buf, " ");
1073             xml_write_quotedstring(buf, cur->SystemID);
1074         }
1075     }
1076     else if (cur->SystemID)
1077     {
1078         xmlOutputBufferWriteString(buf, " SYSTEM ");
1079         xml_write_quotedstring(buf, cur->SystemID);
1080     }
1081     xmlOutputBufferWriteString(buf, ">\n");
1082 }
1083
1084 /* Duplicates htmlDocContentDumpFormatOutput() the way we need it - doesn't add trailing newline. */
1085 static void htmldoc_dumpcontent(xmlOutputBufferPtr buf, xmlDocPtr doc, const char *encoding, int format)
1086 {
1087     xmlElementType type;
1088
1089     /* force HTML output */
1090     type = doc->type;
1091     doc->type = XML_HTML_DOCUMENT_NODE;
1092     if (doc->intSubset)
1093         htmldtd_dumpcontent(buf, doc);
1094     if (doc->children) {
1095         xmlNodePtr cur = doc->children;
1096         while (cur) {
1097             htmlNodeDumpFormatOutput(buf, doc, cur, encoding, format);
1098             cur = cur->next;
1099         }
1100     }
1101     doc->type = type;
1102 }
1103
1104 static inline BOOL transform_is_empty_resultdoc(xmlDocPtr result)
1105 {
1106     return !result->children || ((result->children->type == XML_DTD_NODE) && !result->children->next);
1107 }
1108
1109 static inline BOOL transform_is_valid_method(xsltStylesheetPtr style)
1110 {
1111     return !style->methodURI || !(style->method && xmlStrEqual(style->method, (const xmlChar *)"xhtml"));
1112 }
1113
1114 /* Helper to write transformation result to specified output buffer. */
1115 static HRESULT node_transform_write(xsltStylesheetPtr style, xmlDocPtr result, BOOL omit_encoding, const char *encoding, xmlOutputBufferPtr output)
1116 {
1117     const xmlChar *method;
1118     int indent;
1119
1120     if (!transform_is_valid_method(style))
1121     {
1122         ERR("unknown output method\n");
1123         return E_FAIL;
1124     }
1125
1126     XSLT_GET_IMPORT_PTR(method, style, method)
1127     XSLT_GET_IMPORT_INT(indent, style, indent);
1128
1129     if (!method && (result->type == XML_HTML_DOCUMENT_NODE))
1130         method = (const xmlChar *) "html";
1131
1132     if (method && xmlStrEqual(method, (const xmlChar *)"html"))
1133     {
1134         htmlSetMetaEncoding(result, (const xmlChar *)encoding);
1135         if (indent == -1)
1136             indent = 1;
1137         htmldoc_dumpcontent(output, result, (const char*)encoding, indent);
1138     }
1139     else if (method && xmlStrEqual(method, (const xmlChar *)"xhtml"))
1140     {
1141         htmlSetMetaEncoding(result, (const xmlChar *) encoding);
1142         htmlDocContentDumpOutput(output, result, encoding);
1143     }
1144     else if (method && xmlStrEqual(method, (const xmlChar *)"text"))
1145         transform_write_text(result, style, output);
1146     else
1147     {
1148         transform_write_xmldecl(result, style, omit_encoding, output);
1149
1150         if (result->children)
1151         {
1152             xmlNodePtr child = result->children;
1153
1154             while (child)
1155             {
1156                 xmlNodeDumpOutput(output, result, child, 0, indent == 1, encoding);
1157                 if (indent && ((child->type == XML_DTD_NODE) || ((child->type == XML_COMMENT_NODE) && child->next)))
1158                     xmlOutputBufferWriteString(output, "\r\n");
1159                 child = child->next;
1160             }
1161         }
1162     }
1163
1164     xmlOutputBufferFlush(output);
1165     return S_OK;
1166 }
1167
1168 /* For BSTR output is always UTF-16, without 'encoding' attribute */
1169 static HRESULT node_transform_write_to_bstr(xsltStylesheetPtr style, xmlDocPtr result, BSTR *str)
1170 {
1171     HRESULT hr = S_OK;
1172
1173     if (transform_is_empty_resultdoc(result))
1174         *str = SysAllocStringLen(NULL, 0);
1175     else
1176     {
1177         xmlOutputBufferPtr output = xmlAllocOutputBuffer(xmlFindCharEncodingHandler("UTF-16"));
1178         const xmlChar *content;
1179         size_t len;
1180
1181         *str = NULL;
1182         if (!output)
1183             return E_OUTOFMEMORY;
1184
1185         hr = node_transform_write(style, result, TRUE, "UTF-16", output);
1186 #ifdef LIBXML2_NEW_BUFFER
1187         content = xmlBufContent(output->conv);
1188         len = xmlBufUse(output->conv);
1189 #else
1190         content = xmlBufferContent(output->conv);
1191         len = xmlBufferLength(output->conv);
1192 #endif
1193         /* UTF-16 encoder places UTF-16 bom, we don't need it for BSTR */
1194         content += sizeof(WCHAR);
1195         *str = SysAllocStringLen((WCHAR*)content, len/sizeof(WCHAR) - 1);
1196         xmlOutputBufferClose(output);
1197     }
1198
1199     return *str ? hr : E_OUTOFMEMORY;
1200 }
1201
1202 static HRESULT node_transform_write_to_stream(xsltStylesheetPtr style, xmlDocPtr result, IStream *stream)
1203 {
1204     static const xmlChar *utf16 = (const xmlChar*)"UTF-16";
1205     xmlOutputBufferPtr output;
1206     const xmlChar *encoding;
1207     HRESULT hr;
1208
1209     if (transform_is_empty_resultdoc(result))
1210     {
1211         WARN("empty result document\n");
1212         return S_OK;
1213     }
1214
1215     if (style->methodURI && (!style->method || !xmlStrEqual(style->method, (const xmlChar *) "xhtml")))
1216     {
1217         ERR("unknown output method\n");
1218         return E_FAIL;
1219     }
1220
1221     /* default encoding is UTF-16 */
1222     XSLT_GET_IMPORT_PTR(encoding, style, encoding);
1223     if (!encoding)
1224         encoding = utf16;
1225
1226     output = xmlOutputBufferCreateIO(transform_to_stream_write, NULL, stream, xmlFindCharEncodingHandler((const char*)encoding));
1227     if (!output)
1228         return E_OUTOFMEMORY;
1229
1230     hr = node_transform_write(style, result, FALSE, (const char*)encoding, output);
1231     xmlOutputBufferClose(output);
1232     return hr;
1233 }
1234
1235 #endif
1236
1237 HRESULT node_transform_node_params(const xmlnode *This, IXMLDOMNode *stylesheet, BSTR *p,
1238     IStream *stream, const struct xslprocessor_params *params)
1239 {
1240 #ifdef SONAME_LIBXSLT
1241     xsltStylesheetPtr xsltSS;
1242     HRESULT hr = S_OK;
1243     xmlnode *sheet;
1244
1245     if (!libxslt_handle) return E_NOTIMPL;
1246     if (!stylesheet || !p) return E_INVALIDARG;
1247
1248     *p = NULL;
1249
1250     sheet = get_node_obj(stylesheet);
1251     if(!sheet) return E_FAIL;
1252
1253     xsltSS = pxsltParseStylesheetDoc(sheet->node->doc);
1254     if(xsltSS)
1255     {
1256         const char **xslparams = NULL;
1257         xmlDocPtr result;
1258         unsigned int i;
1259
1260         /* convert our parameter list to libxml2 format */
1261         if (params && params->count)
1262         {
1263             struct xslprocessor_par *par;
1264
1265             i = 0;
1266             xslparams = heap_alloc((params->count*2 + 1)*sizeof(char*));
1267             LIST_FOR_EACH_ENTRY(par, &params->list, struct xslprocessor_par, entry)
1268             {
1269                 xslparams[i++] = (char*)xmlchar_from_wchar(par->name);
1270                 xslparams[i++] = (char*)xmlchar_from_wchar(par->value);
1271             }
1272             xslparams[i] = NULL;
1273         }
1274
1275         if (xslparams)
1276         {
1277             xsltTransformContextPtr ctxt = pxsltNewTransformContext(xsltSS, This->node->doc);
1278
1279             /* push parameters to user context */
1280             pxsltQuoteUserParams(ctxt, xslparams);
1281             result = pxsltApplyStylesheetUser(xsltSS, This->node->doc, NULL, NULL, NULL, ctxt);
1282             pxsltFreeTransformContext(ctxt);
1283
1284             for (i = 0; i < params->count*2; i++)
1285                 heap_free((char*)xslparams[i]);
1286             heap_free(xslparams);
1287         }
1288         else
1289             result = pxsltApplyStylesheet(xsltSS, This->node->doc, NULL);
1290
1291         if (result)
1292         {
1293             if (stream)
1294                 hr = node_transform_write_to_stream(xsltSS, result, stream);
1295             else
1296                 hr = node_transform_write_to_bstr(xsltSS, result, p);
1297             xmlFreeDoc(result);
1298         }
1299         /* libxslt "helpfully" frees the XML document the stylesheet was
1300            generated from, too */
1301         xsltSS->doc = NULL;
1302         pxsltFreeStylesheet(xsltSS);
1303     }
1304
1305     if(!*p) *p = SysAllocStringLen(NULL, 0);
1306
1307     return hr;
1308 #else
1309     ERR_(winediag)("libxslt headers were not found at compile time. Expect problems.\n");
1310
1311     return E_NOTIMPL;
1312 #endif
1313 }
1314
1315 HRESULT node_transform_node(const xmlnode *node, IXMLDOMNode *stylesheet, BSTR *p)
1316 {
1317     return node_transform_node_params(node, stylesheet, p, NULL, NULL);
1318 }
1319
1320 HRESULT node_select_nodes(const xmlnode *This, BSTR query, IXMLDOMNodeList **nodes)
1321 {
1322     xmlChar* str;
1323     HRESULT hr;
1324
1325     if (!query || !nodes) return E_INVALIDARG;
1326
1327     str = xmlchar_from_wchar(query);
1328     hr = create_selection(This->node, str, nodes);
1329     heap_free(str);
1330
1331     return hr;
1332 }
1333
1334 HRESULT node_select_singlenode(const xmlnode *This, BSTR query, IXMLDOMNode **node)
1335 {
1336     IXMLDOMNodeList *list;
1337     HRESULT hr;
1338
1339     hr = node_select_nodes(This, query, &list);
1340     if (hr == S_OK)
1341     {
1342         hr = IXMLDOMNodeList_nextNode(list, node);
1343         IXMLDOMNodeList_Release(list);
1344     }
1345     return hr;
1346 }
1347
1348 HRESULT node_get_namespaceURI(xmlnode *This, BSTR *namespaceURI)
1349 {
1350     xmlNsPtr ns = This->node->ns;
1351
1352     if(!namespaceURI)
1353         return E_INVALIDARG;
1354
1355     *namespaceURI = NULL;
1356
1357     if (ns && ns->href)
1358         *namespaceURI = bstr_from_xmlChar(ns->href);
1359
1360     TRACE("uri: %s\n", debugstr_w(*namespaceURI));
1361
1362     return *namespaceURI ? S_OK : S_FALSE;
1363 }
1364
1365 HRESULT node_get_prefix(xmlnode *This, BSTR *prefix)
1366 {
1367     xmlNsPtr ns = This->node->ns;
1368
1369     if (!prefix) return E_INVALIDARG;
1370
1371     *prefix = NULL;
1372
1373     if (ns && ns->prefix)
1374         *prefix = bstr_from_xmlChar(ns->prefix);
1375
1376     TRACE("prefix: %s\n", debugstr_w(*prefix));
1377
1378     return *prefix ? S_OK : S_FALSE;
1379 }
1380
1381 HRESULT node_get_base_name(xmlnode *This, BSTR *name)
1382 {
1383     if (!name) return E_INVALIDARG;
1384
1385     *name = bstr_from_xmlChar(This->node->name);
1386     if (!*name) return E_OUTOFMEMORY;
1387
1388     TRACE("returning %s\n", debugstr_w(*name));
1389
1390     return S_OK;
1391 }
1392
1393 /* _private field holds a number of COM instances spawned from this libxml2 node */
1394 static void xmlnode_add_ref(xmlNodePtr node)
1395 {
1396     if (node->type == XML_DOCUMENT_NODE) return;
1397     InterlockedIncrement((LONG*)&node->_private);
1398 }
1399
1400 static void xmlnode_release(xmlNodePtr node)
1401 {
1402     if (node->type == XML_DOCUMENT_NODE) return;
1403     InterlockedDecrement((LONG*)&node->_private);
1404 }
1405
1406 void destroy_xmlnode(xmlnode *This)
1407 {
1408     if(This->node)
1409     {
1410         xmlnode_release(This->node);
1411         xmldoc_release(This->node->doc);
1412     }
1413 }
1414
1415 void init_xmlnode(xmlnode *This, xmlNodePtr node, IXMLDOMNode *node_iface, dispex_static_data_t *dispex_data)
1416 {
1417     if(node)
1418     {
1419         xmlnode_add_ref(node);
1420         xmldoc_add_ref(node->doc);
1421     }
1422
1423     This->node = node;
1424     This->iface = node_iface;
1425     This->parent = NULL;
1426
1427     init_dispex(&This->dispex, (IUnknown*)This->iface, dispex_data);
1428 }
1429
1430 typedef struct {
1431     xmlnode node;
1432     IXMLDOMNode IXMLDOMNode_iface;
1433     LONG ref;
1434 } unknode;
1435
1436 static inline unknode *unknode_from_IXMLDOMNode(IXMLDOMNode *iface)
1437 {
1438     return CONTAINING_RECORD(iface, unknode, IXMLDOMNode_iface);
1439 }
1440
1441 static HRESULT WINAPI unknode_QueryInterface(
1442     IXMLDOMNode *iface,
1443     REFIID riid,
1444     void** ppvObject )
1445 {
1446     unknode *This = unknode_from_IXMLDOMNode( iface );
1447
1448     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppvObject);
1449
1450     if (IsEqualGUID(riid, &IID_IUnknown)) {
1451         *ppvObject = iface;
1452     }else if (IsEqualGUID( riid, &IID_IDispatch) ||
1453               IsEqualGUID( riid, &IID_IXMLDOMNode)) {
1454         *ppvObject = &This->IXMLDOMNode_iface;
1455     }else if(node_query_interface(&This->node, riid, ppvObject)) {
1456         return *ppvObject ? S_OK : E_NOINTERFACE;
1457     }else  {
1458         FIXME("interface %s not implemented\n", debugstr_guid(riid));
1459         *ppvObject = NULL;
1460         return E_NOINTERFACE;
1461     }
1462
1463     IUnknown_AddRef((IUnknown*)*ppvObject);
1464     return S_OK;
1465 }
1466
1467 static ULONG WINAPI unknode_AddRef(
1468     IXMLDOMNode *iface )
1469 {
1470     unknode *This = unknode_from_IXMLDOMNode( iface );
1471
1472     return InterlockedIncrement(&This->ref);
1473 }
1474
1475 static ULONG WINAPI unknode_Release(
1476     IXMLDOMNode *iface )
1477 {
1478     unknode *This = unknode_from_IXMLDOMNode( iface );
1479     LONG ref;
1480
1481     ref = InterlockedDecrement( &This->ref );
1482     if(!ref) {
1483         destroy_xmlnode(&This->node);
1484         heap_free(This);
1485     }
1486
1487     return ref;
1488 }
1489
1490 static HRESULT WINAPI unknode_GetTypeInfoCount(
1491     IXMLDOMNode *iface,
1492     UINT* pctinfo )
1493 {
1494     unknode *This = unknode_from_IXMLDOMNode( iface );
1495
1496     TRACE("(%p)->(%p)\n", This, pctinfo);
1497
1498     *pctinfo = 1;
1499
1500     return S_OK;
1501 }
1502
1503 static HRESULT WINAPI unknode_GetTypeInfo(
1504     IXMLDOMNode *iface,
1505     UINT iTInfo,
1506     LCID lcid,
1507     ITypeInfo** ppTInfo )
1508 {
1509     unknode *This = unknode_from_IXMLDOMNode( iface );
1510     HRESULT hr;
1511
1512     TRACE("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
1513
1514     hr = get_typeinfo(IXMLDOMNode_tid, ppTInfo);
1515
1516     return hr;
1517 }
1518
1519 static HRESULT WINAPI unknode_GetIDsOfNames(
1520     IXMLDOMNode *iface,
1521     REFIID riid,
1522     LPOLESTR* rgszNames,
1523     UINT cNames,
1524     LCID lcid,
1525     DISPID* rgDispId )
1526 {
1527     unknode *This = unknode_from_IXMLDOMNode( iface );
1528
1529     ITypeInfo *typeinfo;
1530     HRESULT hr;
1531
1532     TRACE("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
1533           lcid, rgDispId);
1534
1535     if(!rgszNames || cNames == 0 || !rgDispId)
1536         return E_INVALIDARG;
1537
1538     hr = get_typeinfo(IXMLDOMNode_tid, &typeinfo);
1539     if(SUCCEEDED(hr))
1540     {
1541         hr = ITypeInfo_GetIDsOfNames(typeinfo, rgszNames, cNames, rgDispId);
1542         ITypeInfo_Release(typeinfo);
1543     }
1544
1545     return hr;
1546 }
1547
1548 static HRESULT WINAPI unknode_Invoke(
1549     IXMLDOMNode *iface,
1550     DISPID dispIdMember,
1551     REFIID riid,
1552     LCID lcid,
1553     WORD wFlags,
1554     DISPPARAMS* pDispParams,
1555     VARIANT* pVarResult,
1556     EXCEPINFO* pExcepInfo,
1557     UINT* puArgErr )
1558 {
1559     unknode *This = unknode_from_IXMLDOMNode( iface );
1560     ITypeInfo *typeinfo;
1561     HRESULT hr;
1562
1563     TRACE("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
1564           lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
1565
1566     hr = get_typeinfo(IXMLDOMNode_tid, &typeinfo);
1567     if(SUCCEEDED(hr))
1568     {
1569         hr = ITypeInfo_Invoke(typeinfo, &This->IXMLDOMNode_iface, dispIdMember, wFlags, pDispParams,
1570                 pVarResult, pExcepInfo, puArgErr);
1571         ITypeInfo_Release(typeinfo);
1572     }
1573
1574     return hr;
1575 }
1576
1577 static HRESULT WINAPI unknode_get_nodeName(
1578     IXMLDOMNode *iface,
1579     BSTR* p )
1580 {
1581     unknode *This = unknode_from_IXMLDOMNode( iface );
1582
1583     FIXME("(%p)->(%p)\n", This, p);
1584
1585     return node_get_nodeName(&This->node, p);
1586 }
1587
1588 static HRESULT WINAPI unknode_get_nodeValue(
1589     IXMLDOMNode *iface,
1590     VARIANT* value)
1591 {
1592     unknode *This = unknode_from_IXMLDOMNode( iface );
1593
1594     FIXME("(%p)->(%p)\n", This, value);
1595
1596     if(!value)
1597         return E_INVALIDARG;
1598
1599     V_VT(value) = VT_NULL;
1600     return S_FALSE;
1601 }
1602
1603 static HRESULT WINAPI unknode_put_nodeValue(
1604     IXMLDOMNode *iface,
1605     VARIANT value)
1606 {
1607     unknode *This = unknode_from_IXMLDOMNode( iface );
1608     FIXME("(%p)->(v%d)\n", This, V_VT(&value));
1609     return E_FAIL;
1610 }
1611
1612 static HRESULT WINAPI unknode_get_nodeType(
1613     IXMLDOMNode *iface,
1614     DOMNodeType* domNodeType )
1615 {
1616     unknode *This = unknode_from_IXMLDOMNode( iface );
1617
1618     FIXME("(%p)->(%p)\n", This, domNodeType);
1619
1620     switch (This->node.node->type)
1621     {
1622     case XML_ELEMENT_NODE:
1623     case XML_ATTRIBUTE_NODE:
1624     case XML_TEXT_NODE:
1625     case XML_CDATA_SECTION_NODE:
1626     case XML_ENTITY_REF_NODE:
1627     case XML_ENTITY_NODE:
1628     case XML_PI_NODE:
1629     case XML_COMMENT_NODE:
1630     case XML_DOCUMENT_NODE:
1631     case XML_DOCUMENT_TYPE_NODE:
1632     case XML_DOCUMENT_FRAG_NODE:
1633     case XML_NOTATION_NODE:
1634         /* we only care about this set of types, libxml2 type values are
1635            exactly what we need */
1636         *domNodeType = (DOMNodeType)This->node.node->type;
1637         break;
1638     default:
1639         *domNodeType = NODE_INVALID;
1640         break;
1641     }
1642
1643     return S_OK;
1644 }
1645
1646 static HRESULT WINAPI unknode_get_parentNode(
1647     IXMLDOMNode *iface,
1648     IXMLDOMNode** parent )
1649 {
1650     unknode *This = unknode_from_IXMLDOMNode( iface );
1651     FIXME("(%p)->(%p)\n", This, parent);
1652     if (!parent) return E_INVALIDARG;
1653     *parent = NULL;
1654     return S_FALSE;
1655 }
1656
1657 static HRESULT WINAPI unknode_get_childNodes(
1658     IXMLDOMNode *iface,
1659     IXMLDOMNodeList** outList)
1660 {
1661     unknode *This = unknode_from_IXMLDOMNode( iface );
1662
1663     TRACE("(%p)->(%p)\n", This, outList);
1664
1665     return node_get_child_nodes(&This->node, outList);
1666 }
1667
1668 static HRESULT WINAPI unknode_get_firstChild(
1669     IXMLDOMNode *iface,
1670     IXMLDOMNode** domNode)
1671 {
1672     unknode *This = unknode_from_IXMLDOMNode( iface );
1673
1674     TRACE("(%p)->(%p)\n", This, domNode);
1675
1676     return node_get_first_child(&This->node, domNode);
1677 }
1678
1679 static HRESULT WINAPI unknode_get_lastChild(
1680     IXMLDOMNode *iface,
1681     IXMLDOMNode** domNode)
1682 {
1683     unknode *This = unknode_from_IXMLDOMNode( iface );
1684
1685     TRACE("(%p)->(%p)\n", This, domNode);
1686
1687     return node_get_last_child(&This->node, domNode);
1688 }
1689
1690 static HRESULT WINAPI unknode_get_previousSibling(
1691     IXMLDOMNode *iface,
1692     IXMLDOMNode** domNode)
1693 {
1694     unknode *This = unknode_from_IXMLDOMNode( iface );
1695
1696     TRACE("(%p)->(%p)\n", This, domNode);
1697
1698     return node_get_previous_sibling(&This->node, domNode);
1699 }
1700
1701 static HRESULT WINAPI unknode_get_nextSibling(
1702     IXMLDOMNode *iface,
1703     IXMLDOMNode** domNode)
1704 {
1705     unknode *This = unknode_from_IXMLDOMNode( iface );
1706
1707     TRACE("(%p)->(%p)\n", This, domNode);
1708
1709     return node_get_next_sibling(&This->node, domNode);
1710 }
1711
1712 static HRESULT WINAPI unknode_get_attributes(
1713     IXMLDOMNode *iface,
1714     IXMLDOMNamedNodeMap** attributeMap)
1715 {
1716     unknode *This = unknode_from_IXMLDOMNode( iface );
1717
1718     FIXME("(%p)->(%p)\n", This, attributeMap);
1719
1720     return return_null_ptr((void**)attributeMap);
1721 }
1722
1723 static HRESULT WINAPI unknode_insertBefore(
1724     IXMLDOMNode *iface,
1725     IXMLDOMNode* newNode, VARIANT refChild,
1726     IXMLDOMNode** outOldNode)
1727 {
1728     unknode *This = unknode_from_IXMLDOMNode( iface );
1729
1730     FIXME("(%p)->(%p x%d %p)\n", This, newNode, V_VT(&refChild), outOldNode);
1731
1732     return node_insert_before(&This->node, newNode, &refChild, outOldNode);
1733 }
1734
1735 static HRESULT WINAPI unknode_replaceChild(
1736     IXMLDOMNode *iface,
1737     IXMLDOMNode* newNode,
1738     IXMLDOMNode* oldNode,
1739     IXMLDOMNode** outOldNode)
1740 {
1741     unknode *This = unknode_from_IXMLDOMNode( iface );
1742
1743     FIXME("(%p)->(%p %p %p)\n", This, newNode, oldNode, outOldNode);
1744
1745     return node_replace_child(&This->node, newNode, oldNode, outOldNode);
1746 }
1747
1748 static HRESULT WINAPI unknode_removeChild(
1749     IXMLDOMNode *iface,
1750     IXMLDOMNode* domNode, IXMLDOMNode** oldNode)
1751 {
1752     unknode *This = unknode_from_IXMLDOMNode( iface );
1753     return node_remove_child(&This->node, domNode, oldNode);
1754 }
1755
1756 static HRESULT WINAPI unknode_appendChild(
1757     IXMLDOMNode *iface,
1758     IXMLDOMNode* newNode, IXMLDOMNode** outNewNode)
1759 {
1760     unknode *This = unknode_from_IXMLDOMNode( iface );
1761     return node_append_child(&This->node, newNode, outNewNode);
1762 }
1763
1764 static HRESULT WINAPI unknode_hasChildNodes(
1765     IXMLDOMNode *iface,
1766     VARIANT_BOOL* pbool)
1767 {
1768     unknode *This = unknode_from_IXMLDOMNode( iface );
1769     return node_has_childnodes(&This->node, pbool);
1770 }
1771
1772 static HRESULT WINAPI unknode_get_ownerDocument(
1773     IXMLDOMNode *iface,
1774     IXMLDOMDocument** domDocument)
1775 {
1776     unknode *This = unknode_from_IXMLDOMNode( iface );
1777     return node_get_owner_doc(&This->node, domDocument);
1778 }
1779
1780 static HRESULT WINAPI unknode_cloneNode(
1781     IXMLDOMNode *iface,
1782     VARIANT_BOOL pbool, IXMLDOMNode** outNode)
1783 {
1784     unknode *This = unknode_from_IXMLDOMNode( iface );
1785     return node_clone(&This->node, pbool, outNode );
1786 }
1787
1788 static HRESULT WINAPI unknode_get_nodeTypeString(
1789     IXMLDOMNode *iface,
1790     BSTR* p)
1791 {
1792     unknode *This = unknode_from_IXMLDOMNode( iface );
1793
1794     FIXME("(%p)->(%p)\n", This, p);
1795
1796     return node_get_nodeName(&This->node, p);
1797 }
1798
1799 static HRESULT WINAPI unknode_get_text(
1800     IXMLDOMNode *iface,
1801     BSTR* p)
1802 {
1803     unknode *This = unknode_from_IXMLDOMNode( iface );
1804     return node_get_text(&This->node, p);
1805 }
1806
1807 static HRESULT WINAPI unknode_put_text(
1808     IXMLDOMNode *iface,
1809     BSTR p)
1810 {
1811     unknode *This = unknode_from_IXMLDOMNode( iface );
1812     return node_put_text(&This->node, p);
1813 }
1814
1815 static HRESULT WINAPI unknode_get_specified(
1816     IXMLDOMNode *iface,
1817     VARIANT_BOOL* isSpecified)
1818 {
1819     unknode *This = unknode_from_IXMLDOMNode( iface );
1820     FIXME("(%p)->(%p) stub!\n", This, isSpecified);
1821     *isSpecified = VARIANT_TRUE;
1822     return S_OK;
1823 }
1824
1825 static HRESULT WINAPI unknode_get_definition(
1826     IXMLDOMNode *iface,
1827     IXMLDOMNode** definitionNode)
1828 {
1829     unknode *This = unknode_from_IXMLDOMNode( iface );
1830     FIXME("(%p)->(%p)\n", This, definitionNode);
1831     return E_NOTIMPL;
1832 }
1833
1834 static HRESULT WINAPI unknode_get_nodeTypedValue(
1835     IXMLDOMNode *iface,
1836     VARIANT* var1)
1837 {
1838     unknode *This = unknode_from_IXMLDOMNode( iface );
1839     FIXME("(%p)->(%p)\n", This, var1);
1840     return return_null_var(var1);
1841 }
1842
1843 static HRESULT WINAPI unknode_put_nodeTypedValue(
1844     IXMLDOMNode *iface,
1845     VARIANT typedValue)
1846 {
1847     unknode *This = unknode_from_IXMLDOMNode( iface );
1848     FIXME("(%p)->(%s)\n", This, debugstr_variant(&typedValue));
1849     return E_NOTIMPL;
1850 }
1851
1852 static HRESULT WINAPI unknode_get_dataType(
1853     IXMLDOMNode *iface,
1854     VARIANT* var1)
1855 {
1856     unknode *This = unknode_from_IXMLDOMNode( iface );
1857     TRACE("(%p)->(%p)\n", This, var1);
1858     return return_null_var(var1);
1859 }
1860
1861 static HRESULT WINAPI unknode_put_dataType(
1862     IXMLDOMNode *iface,
1863     BSTR p)
1864 {
1865     unknode *This = unknode_from_IXMLDOMNode( iface );
1866
1867     FIXME("(%p)->(%s)\n", This, debugstr_w(p));
1868
1869     if(!p)
1870         return E_INVALIDARG;
1871
1872     return E_FAIL;
1873 }
1874
1875 static HRESULT WINAPI unknode_get_xml(
1876     IXMLDOMNode *iface,
1877     BSTR* p)
1878 {
1879     unknode *This = unknode_from_IXMLDOMNode( iface );
1880
1881     FIXME("(%p)->(%p)\n", This, p);
1882
1883     return node_get_xml(&This->node, FALSE, p);
1884 }
1885
1886 static HRESULT WINAPI unknode_transformNode(
1887     IXMLDOMNode *iface,
1888     IXMLDOMNode* domNode, BSTR* p)
1889 {
1890     unknode *This = unknode_from_IXMLDOMNode( iface );
1891     return node_transform_node(&This->node, domNode, p);
1892 }
1893
1894 static HRESULT WINAPI unknode_selectNodes(
1895     IXMLDOMNode *iface,
1896     BSTR p, IXMLDOMNodeList** outList)
1897 {
1898     unknode *This = unknode_from_IXMLDOMNode( iface );
1899     return node_select_nodes(&This->node, p, outList);
1900 }
1901
1902 static HRESULT WINAPI unknode_selectSingleNode(
1903     IXMLDOMNode *iface,
1904     BSTR p, IXMLDOMNode** outNode)
1905 {
1906     unknode *This = unknode_from_IXMLDOMNode( iface );
1907     return node_select_singlenode(&This->node, p, outNode);
1908 }
1909
1910 static HRESULT WINAPI unknode_get_parsed(
1911     IXMLDOMNode *iface,
1912     VARIANT_BOOL* isParsed)
1913 {
1914     unknode *This = unknode_from_IXMLDOMNode( iface );
1915     FIXME("(%p)->(%p) stub!\n", This, isParsed);
1916     *isParsed = VARIANT_TRUE;
1917     return S_OK;
1918 }
1919
1920 static HRESULT WINAPI unknode_get_namespaceURI(
1921     IXMLDOMNode *iface,
1922     BSTR* p)
1923 {
1924     unknode *This = unknode_from_IXMLDOMNode( iface );
1925     TRACE("(%p)->(%p)\n", This, p);
1926     return node_get_namespaceURI(&This->node, p);
1927 }
1928
1929 static HRESULT WINAPI unknode_get_prefix(
1930     IXMLDOMNode *iface,
1931     BSTR* p)
1932 {
1933     unknode *This = unknode_from_IXMLDOMNode( iface );
1934     return node_get_prefix(&This->node, p);
1935 }
1936
1937 static HRESULT WINAPI unknode_get_baseName(
1938     IXMLDOMNode *iface,
1939     BSTR* p)
1940 {
1941     unknode *This = unknode_from_IXMLDOMNode( iface );
1942     return node_get_base_name(&This->node, p);
1943 }
1944
1945 static HRESULT WINAPI unknode_transformNodeToObject(
1946     IXMLDOMNode *iface,
1947     IXMLDOMNode* domNode, VARIANT var1)
1948 {
1949     unknode *This = unknode_from_IXMLDOMNode( iface );
1950     FIXME("(%p)->(%p %s)\n", This, domNode, debugstr_variant(&var1));
1951     return E_NOTIMPL;
1952 }
1953
1954 static const struct IXMLDOMNodeVtbl unknode_vtbl =
1955 {
1956     unknode_QueryInterface,
1957     unknode_AddRef,
1958     unknode_Release,
1959     unknode_GetTypeInfoCount,
1960     unknode_GetTypeInfo,
1961     unknode_GetIDsOfNames,
1962     unknode_Invoke,
1963     unknode_get_nodeName,
1964     unknode_get_nodeValue,
1965     unknode_put_nodeValue,
1966     unknode_get_nodeType,
1967     unknode_get_parentNode,
1968     unknode_get_childNodes,
1969     unknode_get_firstChild,
1970     unknode_get_lastChild,
1971     unknode_get_previousSibling,
1972     unknode_get_nextSibling,
1973     unknode_get_attributes,
1974     unknode_insertBefore,
1975     unknode_replaceChild,
1976     unknode_removeChild,
1977     unknode_appendChild,
1978     unknode_hasChildNodes,
1979     unknode_get_ownerDocument,
1980     unknode_cloneNode,
1981     unknode_get_nodeTypeString,
1982     unknode_get_text,
1983     unknode_put_text,
1984     unknode_get_specified,
1985     unknode_get_definition,
1986     unknode_get_nodeTypedValue,
1987     unknode_put_nodeTypedValue,
1988     unknode_get_dataType,
1989     unknode_put_dataType,
1990     unknode_get_xml,
1991     unknode_transformNode,
1992     unknode_selectNodes,
1993     unknode_selectSingleNode,
1994     unknode_get_parsed,
1995     unknode_get_namespaceURI,
1996     unknode_get_prefix,
1997     unknode_get_baseName,
1998     unknode_transformNodeToObject
1999 };
2000
2001 IXMLDOMNode *create_node( xmlNodePtr node )
2002 {
2003     IUnknown *pUnk;
2004     IXMLDOMNode *ret;
2005     HRESULT hr;
2006
2007     if ( !node )
2008         return NULL;
2009
2010     TRACE("type %d\n", node->type);
2011     switch(node->type)
2012     {
2013     case XML_ELEMENT_NODE:
2014         pUnk = create_element( node );
2015         break;
2016     case XML_ATTRIBUTE_NODE:
2017         pUnk = create_attribute( node );
2018         break;
2019     case XML_TEXT_NODE:
2020         pUnk = create_text( node );
2021         break;
2022     case XML_CDATA_SECTION_NODE:
2023         pUnk = create_cdata( node );
2024         break;
2025     case XML_ENTITY_REF_NODE:
2026         pUnk = create_doc_entity_ref( node );
2027         break;
2028     case XML_PI_NODE:
2029         pUnk = create_pi( node );
2030         break;
2031     case XML_COMMENT_NODE:
2032         pUnk = create_comment( node );
2033         break;
2034     case XML_DOCUMENT_NODE:
2035         pUnk = create_domdoc( node );
2036         break;
2037     case XML_DOCUMENT_FRAG_NODE:
2038         pUnk = create_doc_fragment( node );
2039         break;
2040     case XML_DTD_NODE:
2041     case XML_DOCUMENT_TYPE_NODE:
2042         pUnk = create_doc_type( node );
2043         break;
2044     case XML_ENTITY_NODE:
2045     case XML_NOTATION_NODE: {
2046         unknode *new_node;
2047
2048         FIXME("only creating basic node for type %d\n", node->type);
2049
2050         new_node = heap_alloc(sizeof(unknode));
2051         if(!new_node)
2052             return NULL;
2053
2054         new_node->IXMLDOMNode_iface.lpVtbl = &unknode_vtbl;
2055         new_node->ref = 1;
2056         init_xmlnode(&new_node->node, node, &new_node->IXMLDOMNode_iface, NULL);
2057         pUnk = (IUnknown*)&new_node->IXMLDOMNode_iface;
2058         break;
2059     }
2060     default:
2061         ERR("Called for unsupported node type %d\n", node->type);
2062         return NULL;
2063     }
2064
2065     hr = IUnknown_QueryInterface(pUnk, &IID_IXMLDOMNode, (LPVOID*)&ret);
2066     IUnknown_Release(pUnk);
2067     if(FAILED(hr)) return NULL;
2068     return ret;
2069 }
2070 #endif