xref: /reactos/dll/win32/msxml3/nodemap.c (revision cc439606)
1 /*
2  *    Node map 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 #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 "winnls.h"
35 #include "ole2.h"
36 #include "msxml6.h"
37 #include "msxml2did.h"
38 
39 #include "msxml_private.h"
40 
41 #include "wine/debug.h"
42 
43 #ifdef HAVE_LIBXML2
44 
45 WINE_DEFAULT_DEBUG_CHANNEL(msxml);
46 
47 typedef struct
48 {
49     DispatchEx dispex;
50     IXMLDOMNamedNodeMap IXMLDOMNamedNodeMap_iface;
51     ISupportErrorInfo ISupportErrorInfo_iface;
52     LONG ref;
53 
54     xmlNodePtr node;
55     LONG iterator;
56     IEnumVARIANT *enumvariant;
57 
58     const struct nodemap_funcs *funcs;
59 } xmlnodemap;
60 
61 static HRESULT nodemap_get_item(IUnknown *iface, LONG index, VARIANT *item)
62 {
63     V_VT(item) = VT_DISPATCH;
64     return IXMLDOMNamedNodeMap_get_item((IXMLDOMNamedNodeMap*)iface, index, (IXMLDOMNode**)&V_DISPATCH(item));
65 }
66 
67 static const struct enumvariant_funcs nodemap_enumvariant = {
68     nodemap_get_item,
69     NULL
70 };
71 
72 static inline xmlnodemap *impl_from_IXMLDOMNamedNodeMap( IXMLDOMNamedNodeMap *iface )
73 {
74     return CONTAINING_RECORD(iface, xmlnodemap, IXMLDOMNamedNodeMap_iface);
75 }
76 
77 static inline xmlnodemap *impl_from_ISupportErrorInfo( ISupportErrorInfo *iface )
78 {
79     return CONTAINING_RECORD(iface, xmlnodemap, ISupportErrorInfo_iface);
80 }
81 
82 static HRESULT WINAPI xmlnodemap_QueryInterface(
83     IXMLDOMNamedNodeMap *iface,
84     REFIID riid, void** ppvObject )
85 {
86     xmlnodemap *This = impl_from_IXMLDOMNamedNodeMap( iface );
87     TRACE("(%p)->(%s %p)\n", iface, debugstr_guid(riid), ppvObject);
88 
89     if( IsEqualGUID( riid, &IID_IUnknown ) ||
90         IsEqualGUID( riid, &IID_IDispatch ) ||
91         IsEqualGUID( riid, &IID_IXMLDOMNamedNodeMap ) )
92     {
93         *ppvObject = iface;
94     }
95     else if (IsEqualGUID( riid, &IID_IEnumVARIANT ))
96     {
97         if (!This->enumvariant)
98         {
99             HRESULT hr = create_enumvariant((IUnknown*)iface, FALSE, &nodemap_enumvariant, &This->enumvariant);
100             if (FAILED(hr)) return hr;
101         }
102 
103         return IEnumVARIANT_QueryInterface(This->enumvariant, &IID_IEnumVARIANT, ppvObject);
104     }
105     else if (dispex_query_interface(&This->dispex, riid, ppvObject))
106     {
107         return *ppvObject ? S_OK : E_NOINTERFACE;
108     }
109     else if( IsEqualGUID( riid, &IID_ISupportErrorInfo ))
110     {
111         *ppvObject = &This->ISupportErrorInfo_iface;
112     }
113     else
114     {
115         TRACE("interface %s not implemented\n", debugstr_guid(riid));
116         *ppvObject = NULL;
117         return E_NOINTERFACE;
118     }
119 
120     IXMLDOMNamedNodeMap_AddRef( iface );
121 
122     return S_OK;
123 }
124 
125 static ULONG WINAPI xmlnodemap_AddRef(
126     IXMLDOMNamedNodeMap *iface )
127 {
128     xmlnodemap *This = impl_from_IXMLDOMNamedNodeMap( iface );
129     ULONG ref = InterlockedIncrement( &This->ref );
130     TRACE("(%p)->(%d)\n", This, ref);
131     return ref;
132 }
133 
134 static ULONG WINAPI xmlnodemap_Release(
135     IXMLDOMNamedNodeMap *iface )
136 {
137     xmlnodemap *This = impl_from_IXMLDOMNamedNodeMap( iface );
138     ULONG ref = InterlockedDecrement( &This->ref );
139 
140     TRACE("(%p)->(%d)\n", This, ref);
141     if ( ref == 0 )
142     {
143         xmlnode_release( This->node );
144         xmldoc_release( This->node->doc );
145         if (This->enumvariant) IEnumVARIANT_Release(This->enumvariant);
146         heap_free( This );
147     }
148 
149     return ref;
150 }
151 
152 static HRESULT WINAPI xmlnodemap_GetTypeInfoCount(
153     IXMLDOMNamedNodeMap *iface,
154     UINT* pctinfo )
155 {
156     xmlnodemap *This = impl_from_IXMLDOMNamedNodeMap( iface );
157     return IDispatchEx_GetTypeInfoCount(&This->dispex.IDispatchEx_iface, pctinfo);
158 }
159 
160 static HRESULT WINAPI xmlnodemap_GetTypeInfo(
161     IXMLDOMNamedNodeMap *iface,
162     UINT iTInfo, LCID lcid,
163     ITypeInfo** ppTInfo )
164 {
165     xmlnodemap *This = impl_from_IXMLDOMNamedNodeMap( iface );
166     return IDispatchEx_GetTypeInfo(&This->dispex.IDispatchEx_iface,
167         iTInfo, lcid, ppTInfo);
168 }
169 
170 static HRESULT WINAPI xmlnodemap_GetIDsOfNames(
171     IXMLDOMNamedNodeMap *iface,
172     REFIID riid, LPOLESTR* rgszNames,
173     UINT cNames, LCID lcid, DISPID* rgDispId )
174 {
175     xmlnodemap *This = impl_from_IXMLDOMNamedNodeMap( iface );
176     return IDispatchEx_GetIDsOfNames(&This->dispex.IDispatchEx_iface,
177         riid, rgszNames, cNames, lcid, rgDispId);
178 }
179 
180 static HRESULT WINAPI xmlnodemap_Invoke(
181     IXMLDOMNamedNodeMap *iface,
182     DISPID dispIdMember, REFIID riid, LCID lcid,
183     WORD wFlags, DISPPARAMS* pDispParams, VARIANT* pVarResult,
184     EXCEPINFO* pExcepInfo, UINT* puArgErr )
185 {
186     xmlnodemap *This = impl_from_IXMLDOMNamedNodeMap( iface );
187     return IDispatchEx_Invoke(&This->dispex.IDispatchEx_iface,
188         dispIdMember, riid, lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
189 }
190 
191 static HRESULT WINAPI xmlnodemap_getNamedItem(
192     IXMLDOMNamedNodeMap *iface,
193     BSTR name,
194     IXMLDOMNode** item)
195 {
196     xmlnodemap *This = impl_from_IXMLDOMNamedNodeMap( iface );
197 
198     TRACE("(%p)->(%s %p)\n", This, debugstr_w(name), item );
199 
200     return This->funcs->get_named_item(This->node, name, item);
201 }
202 
203 static HRESULT WINAPI xmlnodemap_setNamedItem(
204     IXMLDOMNamedNodeMap *iface,
205     IXMLDOMNode* newItem,
206     IXMLDOMNode** namedItem)
207 {
208     xmlnodemap *This = impl_from_IXMLDOMNamedNodeMap( iface );
209 
210     TRACE("(%p)->(%p %p)\n", This, newItem, namedItem );
211 
212     return This->funcs->set_named_item(This->node, newItem, namedItem);
213 }
214 
215 static HRESULT WINAPI xmlnodemap_removeNamedItem(
216     IXMLDOMNamedNodeMap *iface,
217     BSTR name,
218     IXMLDOMNode** namedItem)
219 {
220     xmlnodemap *This = impl_from_IXMLDOMNamedNodeMap( iface );
221 
222     TRACE("(%p)->(%s %p)\n", This, debugstr_w(name), namedItem );
223 
224     return This->funcs->remove_named_item(This->node, name, namedItem);
225 }
226 
227 static HRESULT WINAPI xmlnodemap_get_item(
228     IXMLDOMNamedNodeMap *iface,
229     LONG index,
230     IXMLDOMNode** item)
231 {
232     xmlnodemap *This = impl_from_IXMLDOMNamedNodeMap( iface );
233 
234     TRACE("(%p)->(%d %p)\n", This, index, item);
235 
236     return This->funcs->get_item(This->node, index, item);
237 }
238 
239 static HRESULT WINAPI xmlnodemap_get_length(
240     IXMLDOMNamedNodeMap *iface,
241     LONG *length)
242 {
243     xmlnodemap *This = impl_from_IXMLDOMNamedNodeMap( iface );
244 
245     TRACE("(%p)->(%p)\n", This, length);
246 
247     return This->funcs->get_length(This->node, length);
248 }
249 
250 static HRESULT WINAPI xmlnodemap_getQualifiedItem(
251     IXMLDOMNamedNodeMap *iface,
252     BSTR baseName,
253     BSTR namespaceURI,
254     IXMLDOMNode** item)
255 {
256     xmlnodemap *This = impl_from_IXMLDOMNamedNodeMap( iface );
257 
258     TRACE("(%p)->(%s %s %p)\n", This, debugstr_w(baseName), debugstr_w(namespaceURI), item);
259 
260     return This->funcs->get_qualified_item(This->node, baseName, namespaceURI, item);
261 }
262 
263 static HRESULT WINAPI xmlnodemap_removeQualifiedItem(
264     IXMLDOMNamedNodeMap *iface,
265     BSTR baseName,
266     BSTR namespaceURI,
267     IXMLDOMNode** item)
268 {
269     xmlnodemap *This = impl_from_IXMLDOMNamedNodeMap( iface );
270 
271     TRACE("(%p)->(%s %s %p)\n", This, debugstr_w(baseName), debugstr_w(namespaceURI), item);
272 
273     return This->funcs->remove_qualified_item(This->node, baseName, namespaceURI, item);
274 }
275 
276 static HRESULT WINAPI xmlnodemap_nextNode(
277     IXMLDOMNamedNodeMap *iface,
278     IXMLDOMNode** nextItem)
279 {
280     xmlnodemap *This = impl_from_IXMLDOMNamedNodeMap( iface );
281 
282     TRACE("(%p)->(%p: %d)\n", This, nextItem, This->iterator);
283 
284     return This->funcs->next_node(This->node, &This->iterator, nextItem);
285 }
286 
287 static HRESULT WINAPI xmlnodemap_reset(
288     IXMLDOMNamedNodeMap *iface )
289 {
290     xmlnodemap *This = impl_from_IXMLDOMNamedNodeMap( iface );
291 
292     TRACE("(%p)->(%d)\n", This, This->iterator);
293 
294     This->iterator = 0;
295 
296     return S_OK;
297 }
298 
299 static HRESULT WINAPI xmlnodemap__newEnum(
300     IXMLDOMNamedNodeMap *iface,
301     IUnknown** enumv)
302 {
303     xmlnodemap *This = impl_from_IXMLDOMNamedNodeMap( iface );
304     TRACE("(%p)->(%p)\n", This, enumv);
305     return create_enumvariant((IUnknown*)iface, TRUE, &nodemap_enumvariant, (IEnumVARIANT**)enumv);
306 }
307 
308 static const struct IXMLDOMNamedNodeMapVtbl XMLDOMNamedNodeMapVtbl =
309 {
310     xmlnodemap_QueryInterface,
311     xmlnodemap_AddRef,
312     xmlnodemap_Release,
313     xmlnodemap_GetTypeInfoCount,
314     xmlnodemap_GetTypeInfo,
315     xmlnodemap_GetIDsOfNames,
316     xmlnodemap_Invoke,
317     xmlnodemap_getNamedItem,
318     xmlnodemap_setNamedItem,
319     xmlnodemap_removeNamedItem,
320     xmlnodemap_get_item,
321     xmlnodemap_get_length,
322     xmlnodemap_getQualifiedItem,
323     xmlnodemap_removeQualifiedItem,
324     xmlnodemap_nextNode,
325     xmlnodemap_reset,
326     xmlnodemap__newEnum,
327 };
328 
329 static HRESULT WINAPI support_error_QueryInterface(
330     ISupportErrorInfo *iface,
331     REFIID riid, void** ppvObject )
332 {
333     xmlnodemap *This = impl_from_ISupportErrorInfo( iface );
334     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppvObject);
335     return IXMLDOMNamedNodeMap_QueryInterface(&This->IXMLDOMNamedNodeMap_iface, riid, ppvObject);
336 }
337 
338 static ULONG WINAPI support_error_AddRef(
339     ISupportErrorInfo *iface )
340 {
341     xmlnodemap *This = impl_from_ISupportErrorInfo( iface );
342     return IXMLDOMNamedNodeMap_AddRef(&This->IXMLDOMNamedNodeMap_iface);
343 }
344 
345 static ULONG WINAPI support_error_Release(
346     ISupportErrorInfo *iface )
347 {
348     xmlnodemap *This = impl_from_ISupportErrorInfo( iface );
349     return IXMLDOMNamedNodeMap_Release(&This->IXMLDOMNamedNodeMap_iface);
350 }
351 
352 static HRESULT WINAPI support_error_InterfaceSupportsErrorInfo(
353     ISupportErrorInfo *iface,
354     REFIID riid )
355 {
356     xmlnodemap *This = impl_from_ISupportErrorInfo( iface );
357     TRACE("(%p)->(%s)\n", This, debugstr_guid(riid));
358     return IsEqualGUID(riid, &IID_IXMLDOMNamedNodeMap) ? S_OK : S_FALSE;
359 }
360 
361 static const struct ISupportErrorInfoVtbl SupportErrorInfoVtbl =
362 {
363     support_error_QueryInterface,
364     support_error_AddRef,
365     support_error_Release,
366     support_error_InterfaceSupportsErrorInfo
367 };
368 
369 static HRESULT xmlnodemap_get_dispid(IUnknown *iface, BSTR name, DWORD flags, DISPID *dispid)
370 {
371     WCHAR *ptr;
372     int idx = 0;
373 
374     for(ptr = name; *ptr && isdigitW(*ptr); ptr++)
375         idx = idx*10 + (*ptr-'0');
376     if(*ptr)
377         return DISP_E_UNKNOWNNAME;
378 
379     *dispid = DISPID_DOM_COLLECTION_BASE + idx;
380     TRACE("ret %x\n", *dispid);
381     return S_OK;
382 }
383 
384 static HRESULT xmlnodemap_invoke(IUnknown *iface, DISPID id, LCID lcid, WORD flags, DISPPARAMS *params,
385         VARIANT *res, EXCEPINFO *ei)
386 {
387     xmlnodemap *This = impl_from_IXMLDOMNamedNodeMap( (IXMLDOMNamedNodeMap*)iface );
388 
389     TRACE("(%p)->(%x %x %x %p %p %p)\n", This, id, lcid, flags, params, res, ei);
390 
391     V_VT(res) = VT_DISPATCH;
392     V_DISPATCH(res) = NULL;
393 
394     if (id < DISPID_DOM_COLLECTION_BASE || id > DISPID_DOM_COLLECTION_MAX)
395         return DISP_E_UNKNOWNNAME;
396 
397     switch(flags)
398     {
399         case INVOKE_PROPERTYGET:
400         {
401             IXMLDOMNode *disp = NULL;
402 
403             IXMLDOMNamedNodeMap_get_item(&This->IXMLDOMNamedNodeMap_iface, id - DISPID_DOM_COLLECTION_BASE, &disp);
404             V_DISPATCH(res) = (IDispatch*)disp;
405             break;
406         }
407         default:
408         {
409             FIXME("unimplemented flags %x\n", flags);
410             break;
411         }
412     }
413 
414     TRACE("ret %p\n", V_DISPATCH(res));
415 
416     return S_OK;
417 }
418 
419 static const dispex_static_data_vtbl_t xmlnodemap_dispex_vtbl = {
420     xmlnodemap_get_dispid,
421     xmlnodemap_invoke
422 };
423 
424 static const tid_t xmlnodemap_iface_tids[] = {
425     IXMLDOMNamedNodeMap_tid,
426     0
427 };
428 
429 static dispex_static_data_t xmlnodemap_dispex = {
430     &xmlnodemap_dispex_vtbl,
431     IXMLDOMNamedNodeMap_tid,
432     NULL,
433     xmlnodemap_iface_tids
434 };
435 
436 IXMLDOMNamedNodeMap *create_nodemap(xmlNodePtr node, const struct nodemap_funcs *funcs)
437 {
438     xmlnodemap *This;
439 
440     This = heap_alloc( sizeof *This );
441     if ( !This )
442         return NULL;
443 
444     This->IXMLDOMNamedNodeMap_iface.lpVtbl = &XMLDOMNamedNodeMapVtbl;
445     This->ISupportErrorInfo_iface.lpVtbl = &SupportErrorInfoVtbl;
446     This->node = node;
447     This->ref = 1;
448     This->iterator = 0;
449     This->enumvariant = NULL;
450     This->funcs = funcs;
451 
452     init_dispex(&This->dispex, (IUnknown*)&This->IXMLDOMNamedNodeMap_iface, &xmlnodemap_dispex);
453 
454     xmlnode_add_ref(node);
455     xmldoc_add_ref(node->doc);
456 
457     return &This->IXMLDOMNamedNodeMap_iface;
458 }
459 
460 #endif
461