dlls/msxml3/stylesheet.c

   1 /*
   2  *    XSLTemplate/XSLProcessor support
   3  *
   4  * Copyright 2011 Nikolay Sivov for CodeWeavers
   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 #define COBJMACROS
  22
  23 #include "config.h"
  24
  25 #include <stdarg.h>
  26 #ifdef HAVE_LIBXML2
  27 # include <libxml/parser.h>
  28 # include <libxml/xmlerror.h>
  29 #endif
  30
  31 #include "windef.h"
  32 #include "winbase.h"
  33 #include "winuser.h"
  34 #include "ole2.h"
  35 #include "msxml6.h"
  36
  37 #include "msxml_private.h"
  38
  39 #include "wine/debug.h"
  40
  41 WINE_DEFAULT_DEBUG_CHANNEL(msxml);
  42
  43 typedef struct
  44 {
  45     DispatchEx dispex;
  46     IXSLTemplate IXSLTemplate_iface;
  47     LONG ref;
  48
  49     IXMLDOMNode *node;
  50 } xsltemplate;
  51
  52 typedef struct
  53 {
  54     DispatchEx dispex;
  55     IXSLProcessor IXSLProcessor_iface;
  56     LONG ref;
  57
  58     xsltemplate *stylesheet;
  59     IXMLDOMNode *input;
  60
  61     IStream     *output;
  62     BSTR         outstr;
  63 } xslprocessor;
  64
  65 static HRESULT XSLProcessor_create(xsltemplate*, IXSLProcessor**);
  66
  67 static inline xsltemplate *impl_from_IXSLTemplate( IXSLTemplate *iface )
  68 {
  69     return CONTAINING_RECORD(iface, xsltemplate, IXSLTemplate_iface);
  70 }
  71
  72 static inline xslprocessor *impl_from_IXSLProcessor( IXSLProcessor *iface )
  73 {
  74     return CONTAINING_RECORD(iface, xslprocessor, IXSLProcessor_iface);
  75 }
  76
  77 static void xsltemplate_set_node( xsltemplate *This, IXMLDOMNode *node )
  78 {
  79     if (This->node) IXMLDOMNode_Release(This->node);
  80     This->node = node;
  81     if (node) IXMLDOMNode_AddRef(node);
  82 }
  83
  84 static HRESULT WINAPI xsltemplate_QueryInterface(
  85     IXSLTemplate *iface,
  86     REFIID riid,
  87     void** ppvObject )
  88 {
  89     xsltemplate *This = impl_from_IXSLTemplate( iface );
  90     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppvObject);
  91
  92     if ( IsEqualGUID( riid, &IID_IXSLTemplate ) ||
  93          IsEqualGUID( riid, &IID_IDispatch ) ||
  94          IsEqualGUID( riid, &IID_IUnknown ) )
  95     {
  96         *ppvObject = iface;
  97     }
  98     else if (dispex_query_interface(&This->dispex, riid, ppvObject))
  99     {
 100         return *ppvObject ? S_OK : E_NOINTERFACE;
 101     }
 102     else
 103     {
 104         FIXME("Unsupported interface %s\n", debugstr_guid(riid));
 105         *ppvObject = NULL;
 106         return E_NOINTERFACE;
 107     }
 108
 109     IUnknown_AddRef((IUnknown*)*ppvObject);
 110     return S_OK;
 111 }
 112
 113 static ULONG WINAPI xsltemplate_AddRef( IXSLTemplate *iface )
 114 {
 115     xsltemplate *This = impl_from_IXSLTemplate( iface );
 116     ULONG ref = InterlockedIncrement( &This->ref );
 117     TRACE("(%p)->(%d)\n", This, ref);
 118     return ref;
 119 }
 120
 121 static ULONG WINAPI xsltemplate_Release( IXSLTemplate *iface )
 122 {
 123     xsltemplate *This = impl_from_IXSLTemplate( iface );
 124     ULONG ref = InterlockedDecrement( &This->ref );
 125
 126     TRACE("(%p)->(%d)\n", This, ref);
 127     if ( ref == 0 )
 128     {
 129         if (This->node) IXMLDOMNode_Release( This->node );
 130         release_dispex(&This->dispex);
 131         heap_free( This );
 132     }
 133
 134     return ref;
 135 }
 136
 137 static HRESULT WINAPI xsltemplate_GetTypeInfoCount( IXSLTemplate *iface, UINT* pctinfo )
 138 {
 139     xsltemplate *This = impl_from_IXSLTemplate( iface );
 140     return IDispatchEx_GetTypeInfoCount(&This->dispex.IDispatchEx_iface, pctinfo);
 141 }
 142
 143 static HRESULT WINAPI xsltemplate_GetTypeInfo(
 144     IXSLTemplate *iface,
 145     UINT iTInfo, LCID lcid,
 146     ITypeInfo** ppTInfo )
 147 {
 148     xsltemplate *This = impl_from_IXSLTemplate( iface );
 149     return IDispatchEx_GetTypeInfo(&This->dispex.IDispatchEx_iface,
 150         iTInfo, lcid, ppTInfo);
 151 }
 152
 153 static HRESULT WINAPI xsltemplate_GetIDsOfNames(
 154     IXSLTemplate *iface,
 155     REFIID riid, LPOLESTR* rgszNames,
 156     UINT cNames, LCID lcid, DISPID* rgDispId )
 157 {
 158     xsltemplate *This = impl_from_IXSLTemplate( iface );
 159     return IDispatchEx_GetIDsOfNames(&This->dispex.IDispatchEx_iface,
 160         riid, rgszNames, cNames, lcid, rgDispId);
 161 }
 162
 163 static HRESULT WINAPI xsltemplate_Invoke(
 164     IXSLTemplate *iface,
 165     DISPID dispIdMember, REFIID riid, LCID lcid,
 166     WORD wFlags, DISPPARAMS* pDispParams, VARIANT* pVarResult,
 167     EXCEPINFO* pExcepInfo, UINT* puArgErr )
 168 {
 169     xsltemplate *This = impl_from_IXSLTemplate( iface );
 170     return IDispatchEx_Invoke(&This->dispex.IDispatchEx_iface,
 171         dispIdMember, riid, lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 172 }
 173
 174 static HRESULT WINAPI xsltemplate_putref_stylesheet( IXSLTemplate *iface,
 175     IXMLDOMNode *node)
 176 {
 177     xsltemplate *This = impl_from_IXSLTemplate( iface );
 178
 179     TRACE("(%p)->(%p)\n", This, node);
 180
 181     if (!node)
 182     {
 183         xsltemplate_set_node(This, NULL);
 184         return S_OK;
 185     }
 186
 187     /* FIXME: test for document type */
 188     xsltemplate_set_node(This, node);
 189
 190     return S_OK;
 191 }
 192
 193 static HRESULT WINAPI xsltemplate_get_stylesheet( IXSLTemplate *iface,
 194     IXMLDOMNode **node)
 195 {
 196     xsltemplate *This = impl_from_IXSLTemplate( iface );
 197
 198     FIXME("(%p)->(%p): stub\n", This, node);
 199     return E_NOTIMPL;
 200 }
 201
 202 static HRESULT WINAPI xsltemplate_createProcessor( IXSLTemplate *iface,
 203     IXSLProcessor **processor)
 204 {
 205     xsltemplate *This = impl_from_IXSLTemplate( iface );
 206
 207     TRACE("(%p)->(%p)\n", This, processor);
 208
 209     if (!processor) return E_INVALIDARG;
 210
 211     return XSLProcessor_create(This, processor);
 212 }
 213
 214 static const struct IXSLTemplateVtbl XSLTemplateVtbl =
 215 {
 216     xsltemplate_QueryInterface,
 217     xsltemplate_AddRef,
 218     xsltemplate_Release,
 219     xsltemplate_GetTypeInfoCount,
 220     xsltemplate_GetTypeInfo,
 221     xsltemplate_GetIDsOfNames,
 222     xsltemplate_Invoke,
 223     xsltemplate_putref_stylesheet,
 224     xsltemplate_get_stylesheet,
 225     xsltemplate_createProcessor
 226 };
 227
 228 static const tid_t xsltemplate_iface_tids[] = {
 229     IXSLTemplate_tid,
 230     0
 231 };
 232
 233 static dispex_static_data_t xsltemplate_dispex = {
 234     NULL,
 235     IXSLTemplate_tid,
 236     NULL,
 237     xsltemplate_iface_tids
 238 };
 239
 240 HRESULT XSLTemplate_create(IUnknown *outer, void **ppObj)
 241 {
 242     xsltemplate *This;
 243
 244     TRACE("(%p, %p)\n", outer, ppObj);
 245
 246     if(outer) FIXME("support aggregation, outer\n");
 247
 248     This = heap_alloc( sizeof (*This) );
 249     if(!This)
 250         return E_OUTOFMEMORY;
 251
 252     This->IXSLTemplate_iface.lpVtbl = &XSLTemplateVtbl;
 253     This->ref = 1;
 254     This->node = NULL;
 255     init_dispex(&This->dispex, (IUnknown*)&This->IXSLTemplate_iface, &xsltemplate_dispex);
 256
 257     *ppObj = &This->IXSLTemplate_iface;
 258
 259     TRACE("returning iface %p\n", *ppObj);
 260
 261     return S_OK;
 262 }
 263
 264 /*** IXSLProcessor ***/
 265 static HRESULT WINAPI xslprocessor_QueryInterface(
 266     IXSLProcessor *iface,
 267     REFIID riid,
 268     void** ppvObject )
 269 {
 270     xslprocessor *This = impl_from_IXSLProcessor( iface );
 271     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppvObject);
 272
 273     if ( IsEqualGUID( riid, &IID_IXSLProcessor ) ||
 274          IsEqualGUID( riid, &IID_IDispatch ) ||
 275          IsEqualGUID( riid, &IID_IUnknown ) )
 276     {
 277         *ppvObject = iface;
 278     }
 279     else if (dispex_query_interface(&This->dispex, riid, ppvObject))
 280     {
 281         return *ppvObject ? S_OK : E_NOINTERFACE;
 282     }
 283     else
 284     {
 285         FIXME("Unsupported interface %s\n", debugstr_guid(riid));
 286         *ppvObject = NULL;
 287         return E_NOINTERFACE;
 288     }
 289
 290     IUnknown_AddRef((IUnknown*)*ppvObject);
 291     return S_OK;
 292 }
 293
 294 static ULONG WINAPI xslprocessor_AddRef( IXSLProcessor *iface )
 295 {
 296     xslprocessor *This = impl_from_IXSLProcessor( iface );
 297     ULONG ref = InterlockedIncrement( &This->ref );
 298     TRACE("(%p)->(%d)\n", This, ref);
 299     return ref;
 300 }
 301
 302 static ULONG WINAPI xslprocessor_Release( IXSLProcessor *iface )
 303 {
 304     xslprocessor *This = impl_from_IXSLProcessor( iface );
 305     ULONG ref = InterlockedDecrement( &This->ref );
 306
 307     TRACE("(%p)->(%d)\n", This, ref);
 308     if ( ref == 0 )
 309     {
 310         if (This->input) IXMLDOMNode_Release(This->input);
 311         if (This->output) IStream_Release(This->output);
 312         SysFreeString(This->outstr);
 313         IXSLTemplate_Release(&This->stylesheet->IXSLTemplate_iface);
 314         release_dispex(&This->dispex);
 315         heap_free( This );
 316     }
 317
 318     return ref;
 319 }
 320
 321 static HRESULT WINAPI xslprocessor_GetTypeInfoCount( IXSLProcessor *iface, UINT* pctinfo )
 322 {
 323     xslprocessor *This = impl_from_IXSLProcessor( iface );
 324     return IDispatchEx_GetTypeInfoCount(&This->dispex.IDispatchEx_iface, pctinfo);
 325 }
 326
 327 static HRESULT WINAPI xslprocessor_GetTypeInfo(
 328     IXSLProcessor *iface,
 329     UINT iTInfo, LCID lcid,
 330     ITypeInfo** ppTInfo )
 331 {
 332     xslprocessor *This = impl_from_IXSLProcessor( iface );
 333     return IDispatchEx_GetTypeInfo(&This->dispex.IDispatchEx_iface,
 334         iTInfo, lcid, ppTInfo);
 335 }
 336
 337 static HRESULT WINAPI xslprocessor_GetIDsOfNames(
 338     IXSLProcessor *iface,
 339     REFIID riid, LPOLESTR* rgszNames,
 340     UINT cNames, LCID lcid, DISPID* rgDispId )
 341 {
 342     xslprocessor *This = impl_from_IXSLProcessor( iface );
 343     return IDispatchEx_GetIDsOfNames(&This->dispex.IDispatchEx_iface,
 344         riid, rgszNames, cNames, lcid, rgDispId);
 345 }
 346
 347 static HRESULT WINAPI xslprocessor_Invoke(
 348     IXSLProcessor *iface,
 349     DISPID dispIdMember, REFIID riid, LCID lcid,
 350     WORD wFlags, DISPPARAMS* pDispParams, VARIANT* pVarResult,
 351     EXCEPINFO* pExcepInfo, UINT* puArgErr )
 352 {
 353     xslprocessor *This = impl_from_IXSLProcessor( iface );
 354     return IDispatchEx_Invoke(&This->dispex.IDispatchEx_iface,
 355         dispIdMember, riid, lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 356 }
 357
 358 static HRESULT WINAPI xslprocessor_put_input( IXSLProcessor *iface, VARIANT input )
 359 {
 360     xslprocessor *This = impl_from_IXSLProcessor( iface );
 361     IXMLDOMNode *input_node;
 362     HRESULT hr;
 363
 364     TRACE("(%p)->(%s)\n", This, debugstr_variant(&input));
 365
 366     /* try IXMLDOMNode directly first */
 367     if (V_VT(&input) == VT_UNKNOWN)
 368         hr = IUnknown_QueryInterface(V_UNKNOWN(&input), &IID_IXMLDOMNode, (void**)&input_node);
 369     else if (V_VT(&input) == VT_DISPATCH)
 370         hr = IDispatch_QueryInterface(V_DISPATCH(&input), &IID_IXMLDOMNode, (void**)&input_node);
 371     else
 372     {
 373         IXMLDOMDocument *doc;
 374
 375         hr = DOMDocument_create(MSXML_DEFAULT, NULL, (void**)&doc);
 376         if (hr == S_OK)
 377         {
 378             VARIANT_BOOL b;
 379
 380             hr = IXMLDOMDocument_load(doc, input, &b);
 381             if (hr == S_OK)
 382                 hr = IXMLDOMDocument_QueryInterface(doc, &IID_IXMLDOMNode, (void**)&input_node);
 383             IXMLDOMDocument_Release(doc);
 384         }
 385     }
 386
 387     if (hr == S_OK)
 388     {
 389         if (This->input) IXMLDOMNode_Release(This->input);
 390         This->input = input_node;
 391     }
 392
 393     return hr;
 394 }
 395
 396 static HRESULT WINAPI xslprocessor_get_input( IXSLProcessor *iface, VARIANT *input )
 397 {
 398     xslprocessor *This = impl_from_IXSLProcessor( iface );
 399
 400     FIXME("(%p)->(%p): stub\n", This, input);
 401     return E_NOTIMPL;
 402 }
 403
 404 static HRESULT WINAPI xslprocessor_get_ownerTemplate(
 405     IXSLProcessor *iface,
 406     IXSLTemplate **template)
 407 {
 408     xslprocessor *This = impl_from_IXSLProcessor( iface );
 409
 410     FIXME("(%p)->(%p): stub\n", This, template);
 411     return E_NOTIMPL;
 412 }
 413
 414 static HRESULT WINAPI xslprocessor_setStartMode(
 415     IXSLProcessor *iface,
 416     BSTR p,
 417     BSTR uri)
 418 {
 419     xslprocessor *This = impl_from_IXSLProcessor( iface );
 420
 421     FIXME("(%p)->(%s %s): stub\n", This, debugstr_w(p), debugstr_w(uri));
 422     return E_NOTIMPL;
 423 }
 424
 425 static HRESULT WINAPI xslprocessor_get_startMode(
 426     IXSLProcessor *iface,
 427     BSTR *p)
 428 {
 429     xslprocessor *This = impl_from_IXSLProcessor( iface );
 430
 431     FIXME("(%p)->(%p): stub\n", This, p);
 432     return E_NOTIMPL;
 433 }
 434
 435 static HRESULT WINAPI xslprocessor_get_startModeURI(
 436     IXSLProcessor *iface,
 437     BSTR *uri)
 438 {
 439     xslprocessor *This = impl_from_IXSLProcessor( iface );
 440
 441     FIXME("(%p)->(%p): stub\n", This, uri);
 442     return E_NOTIMPL;
 443 }
 444
 445 static HRESULT WINAPI xslprocessor_put_output(
 446     IXSLProcessor *iface,
 447     VARIANT output)
 448 {
 449     xslprocessor *This = impl_from_IXSLProcessor( iface );
 450     IStream *stream;
 451     HRESULT hr;
 452
 453     FIXME("(%p)->(%s): semi-stub\n", This, debugstr_variant(&output));
 454
 455     switch (V_VT(&output))
 456     {
 457       case VT_EMPTY:
 458         stream = NULL;
 459         hr = S_OK;
 460         break;
 461       case VT_UNKNOWN:
 462         hr = IUnknown_QueryInterface(V_UNKNOWN(&output), &IID_IStream, (void**)&stream);
 463         break;
 464       default:
 465         hr = E_FAIL;
 466     }
 467
 468     if (hr == S_OK)
 469     {
 470         if (This->output) IStream_Release(This->output);
 471         This->output = stream;
 472     }
 473
 474     return hr;
 475 }
 476
 477 static HRESULT WINAPI xslprocessor_get_output(
 478     IXSLProcessor *iface,
 479     VARIANT *output)
 480 {
 481     xslprocessor *This = impl_from_IXSLProcessor( iface );
 482
 483     TRACE("(%p)->(%p)\n", This, output);
 484
 485     if (!output) return E_INVALIDARG;
 486
 487     if (This->output)
 488     {
 489         V_VT(output) = VT_UNKNOWN;
 490         V_UNKNOWN(output) = (IUnknown*)This->output;
 491         IStream_AddRef(This->output);
 492     }
 493     else if (This->outstr)
 494     {
 495         V_VT(output) = VT_BSTR;
 496         V_BSTR(output) = SysAllocString(This->outstr);
 497     }
 498     else
 499         V_VT(output) = VT_EMPTY;
 500
 501     return S_OK;
 502 }
 503
 504 static HRESULT WINAPI xslprocessor_transform(
 505     IXSLProcessor *iface,
 506     VARIANT_BOOL  *ret)
 507 {
 508     xslprocessor *This = impl_from_IXSLProcessor( iface );
 509     HRESULT hr;
 510
 511     TRACE("(%p)->(%p)\n", This, ret);
 512
 513     if (!ret) return E_INVALIDARG;
 514
 515     SysFreeString(This->outstr);
 516     hr = IXMLDOMNode_transformNode(This->input, This->stylesheet->node, &This->outstr);
 517     if (hr == S_OK)
 518     {
 519         if (This->output)
 520         {
 521             ULONG len = 0;
 522
 523             /* output to stream */
 524             hr = IStream_Write(This->output, This->outstr, SysStringByteLen(This->outstr), &len);
 525             *ret = len == SysStringByteLen(This->outstr) ? VARIANT_TRUE : VARIANT_FALSE;
 526         }
 527     }
 528     else
 529         *ret = VARIANT_FALSE;
 530
 531     return hr;
 532 }
 533
 534 static HRESULT WINAPI xslprocessor_reset( IXSLProcessor *iface )
 535 {
 536     xslprocessor *This = impl_from_IXSLProcessor( iface );
 537
 538     FIXME("(%p): stub\n", This);
 539     return E_NOTIMPL;
 540 }
 541
 542 static HRESULT WINAPI xslprocessor_get_readyState(
 543     IXSLProcessor *iface,
 544     LONG *state)
 545 {
 546     xslprocessor *This = impl_from_IXSLProcessor( iface );
 547
 548     FIXME("(%p)->(%p): stub\n", This, state);
 549     return E_NOTIMPL;
 550 }
 551
 552 static HRESULT WINAPI xslprocessor_addParameter(
 553     IXSLProcessor *iface,
 554     BSTR p,
 555     VARIANT var,
 556     BSTR uri)
 557 {
 558     xslprocessor *This = impl_from_IXSLProcessor( iface );
 559
 560     FIXME("(%p)->(%s %s %s): stub\n", This, debugstr_w(p), debugstr_variant(&var),
 561         debugstr_w(uri));
 562     return E_NOTIMPL;
 563 }
 564
 565 static HRESULT WINAPI xslprocessor_addObject(
 566     IXSLProcessor *iface,
 567     IDispatch *obj,
 568     BSTR uri)
 569 {
 570     xslprocessor *This = impl_from_IXSLProcessor( iface );
 571
 572     FIXME("(%p)->(%p %s): stub\n", This, obj, debugstr_w(uri));
 573     return E_NOTIMPL;
 574 }
 575
 576 static HRESULT WINAPI xslprocessor_get_stylesheet(
 577     IXSLProcessor *iface,
 578     IXMLDOMNode  **node)
 579 {
 580     xslprocessor *This = impl_from_IXSLProcessor( iface );
 581
 582     FIXME("(%p)->(%p): stub\n", This, node);
 583     return E_NOTIMPL;
 584 }
 585
 586 static const struct IXSLProcessorVtbl XSLProcessorVtbl =
 587 {
 588     xslprocessor_QueryInterface,
 589     xslprocessor_AddRef,
 590     xslprocessor_Release,
 591     xslprocessor_GetTypeInfoCount,
 592     xslprocessor_GetTypeInfo,
 593     xslprocessor_GetIDsOfNames,
 594     xslprocessor_Invoke,
 595     xslprocessor_put_input,
 596     xslprocessor_get_input,
 597     xslprocessor_get_ownerTemplate,
 598     xslprocessor_setStartMode,
 599     xslprocessor_get_startMode,
 600     xslprocessor_get_startModeURI,
 601     xslprocessor_put_output,
 602     xslprocessor_get_output,
 603     xslprocessor_transform,
 604     xslprocessor_reset,
 605     xslprocessor_get_readyState,
 606     xslprocessor_addParameter,
 607     xslprocessor_addObject,
 608     xslprocessor_get_stylesheet
 609 };
 610
 611 static const tid_t xslprocessor_iface_tids[] = {
 612     IXSLProcessor_tid,
 613     0
 614 };
 615
 616 static dispex_static_data_t xslprocessor_dispex = {
 617     NULL,
 618     IXSLProcessor_tid,
 619     NULL,
 620     xslprocessor_iface_tids
 621 };
 622
 623 HRESULT XSLProcessor_create(xsltemplate *template, IXSLProcessor **ppObj)
 624 {
 625     xslprocessor *This;
 626
 627     TRACE("(%p)\n", ppObj);
 628
 629     This = heap_alloc( sizeof (*This) );
 630     if(!This)
 631         return E_OUTOFMEMORY;
 632
 633     This->IXSLProcessor_iface.lpVtbl = &XSLProcessorVtbl;
 634     This->ref = 1;
 635     This->input = NULL;
 636     This->output = NULL;
 637     This->outstr = NULL;
 638     This->stylesheet = template;
 639     IXSLTemplate_AddRef(&template->IXSLTemplate_iface);
 640     init_dispex(&This->dispex, (IUnknown*)&This->IXSLProcessor_iface, &xslprocessor_dispex);
 641
 642     *ppObj = &This->IXSLProcessor_iface;
 643
 644     TRACE("returning iface %p\n", *ppObj);
 645
 646     return S_OK;
 647 }