dlls/mshtml/htmlscript.c

   1 /*
   2  * Copyright 2008 Jacek Caban for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include <stdarg.h>
  20 #include <assert.h>
  21
  22 #define COBJMACROS
  23
  24 #include "windef.h"
  25 #include "winbase.h"
  26 #include "winuser.h"
  27 #include "ole2.h"
  28
  29 #include "wine/debug.h"
  30
  31 #include "mshtml_private.h"
  32 #include "htmlevent.h"
  33 #include "htmlscript.h"
  34
  35 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  36
  37 static inline HTMLScriptElement *impl_from_IHTMLScriptElement(IHTMLScriptElement *iface)
  38 {
  39     return CONTAINING_RECORD(iface, HTMLScriptElement, IHTMLScriptElement_iface);
  40 }
  41
  42 static HRESULT WINAPI HTMLScriptElement_QueryInterface(IHTMLScriptElement *iface,
  43         REFIID riid, void **ppv)
  44 {
  45     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
  46
  47     return IHTMLDOMNode_QueryInterface(&This->element.node.IHTMLDOMNode_iface, riid, ppv);
  48 }
  49
  50 static ULONG WINAPI HTMLScriptElement_AddRef(IHTMLScriptElement *iface)
  51 {
  52     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
  53
  54     return IHTMLDOMNode_AddRef(&This->element.node.IHTMLDOMNode_iface);
  55 }
  56
  57 static ULONG WINAPI HTMLScriptElement_Release(IHTMLScriptElement *iface)
  58 {
  59     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
  60
  61     return IHTMLDOMNode_Release(&This->element.node.IHTMLDOMNode_iface);
  62 }
  63
  64 static HRESULT WINAPI HTMLScriptElement_GetTypeInfoCount(IHTMLScriptElement *iface, UINT *pctinfo)
  65 {
  66     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
  67     return IDispatchEx_GetTypeInfoCount(&This->element.node.event_target.dispex.IDispatchEx_iface, pctinfo);
  68 }
  69
  70 static HRESULT WINAPI HTMLScriptElement_GetTypeInfo(IHTMLScriptElement *iface, UINT iTInfo,
  71                                               LCID lcid, ITypeInfo **ppTInfo)
  72 {
  73     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
  74     return IDispatchEx_GetTypeInfo(&This->element.node.event_target.dispex.IDispatchEx_iface, iTInfo, lcid,
  75             ppTInfo);
  76 }
  77
  78 static HRESULT WINAPI HTMLScriptElement_GetIDsOfNames(IHTMLScriptElement *iface, REFIID riid,
  79                                                 LPOLESTR *rgszNames, UINT cNames,
  80                                                 LCID lcid, DISPID *rgDispId)
  81 {
  82     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
  83     return IDispatchEx_GetIDsOfNames(&This->element.node.event_target.dispex.IDispatchEx_iface, riid, rgszNames,
  84             cNames, lcid, rgDispId);
  85 }
  86
  87 static HRESULT WINAPI HTMLScriptElement_Invoke(IHTMLScriptElement *iface, DISPID dispIdMember,
  88                             REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
  89                             VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
  90 {
  91     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
  92     return IDispatchEx_Invoke(&This->element.node.event_target.dispex.IDispatchEx_iface, dispIdMember, riid,
  93             lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
  94 }
  95
  96 static HRESULT WINAPI HTMLScriptElement_put_src(IHTMLScriptElement *iface, BSTR v)
  97 {
  98     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
  99     nsAString src_str;
 100     nsresult nsres;
 101     HRESULT hres;
 102
 103     TRACE("(%p)->(%s)\n", This, debugstr_w(v));
 104
 105     nsAString_InitDepend(&src_str, v);
 106     nsres = nsIDOMHTMLScriptElement_SetSrc(This->nsscript, &src_str);
 107     nsAString_Finish(&src_str);
 108     if(NS_FAILED(nsres)) {
 109         ERR("SetSrc failed: %08x\n", nsres);
 110         return E_FAIL;
 111     }
 112
 113     if(This->parsed) {
 114         WARN("already parsed\n");
 115         return S_OK;
 116     }
 117
 118     if(This->binding) {
 119         FIXME("binding in progress\n");
 120         return E_FAIL;
 121     }
 122
 123     nsAString_Init(&src_str, NULL);
 124     nsres = nsIDOMHTMLScriptElement_GetSrc(This->nsscript, &src_str);
 125     if(NS_SUCCEEDED(nsres)) {
 126         const PRUnichar *src;
 127         nsAString_GetData(&src_str, &src);
 128         hres = load_script(This, src, TRUE);
 129     }else {
 130         ERR("SetSrc failed: %08x\n", nsres);
 131         hres = E_FAIL;
 132     }
 133     nsAString_Finish(&src_str);
 134     return hres;
 135 }
 136
 137 static HRESULT WINAPI HTMLScriptElement_get_src(IHTMLScriptElement *iface, BSTR *p)
 138 {
 139     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
 140     nsAString src_str;
 141     nsresult nsres;
 142
 143     TRACE("(%p)->(%p)\n", This, p);
 144
 145     nsAString_Init(&src_str, NULL);
 146     nsres = nsIDOMHTMLScriptElement_GetSrc(This->nsscript, &src_str);
 147     return return_nsstr(nsres, &src_str, p);
 148 }
 149
 150 static HRESULT WINAPI HTMLScriptElement_put_htmlFor(IHTMLScriptElement *iface, BSTR v)
 151 {
 152     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
 153     FIXME("(%p)->(%s)\n", This, debugstr_w(v));
 154     return E_NOTIMPL;
 155 }
 156
 157 static HRESULT WINAPI HTMLScriptElement_get_htmlFor(IHTMLScriptElement *iface, BSTR *p)
 158 {
 159     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
 160     FIXME("(%p)->(%p)\n", This, p);
 161     return E_NOTIMPL;
 162 }
 163
 164 static HRESULT WINAPI HTMLScriptElement_put_event(IHTMLScriptElement *iface, BSTR v)
 165 {
 166     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
 167     FIXME("(%p)->(%s)\n", This, debugstr_w(v));
 168     return E_NOTIMPL;
 169 }
 170
 171 static HRESULT WINAPI HTMLScriptElement_get_event(IHTMLScriptElement *iface, BSTR *p)
 172 {
 173     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
 174     FIXME("(%p)->(%p)\n", This, p);
 175     return E_NOTIMPL;
 176 }
 177
 178 static HRESULT WINAPI HTMLScriptElement_put_text(IHTMLScriptElement *iface, BSTR v)
 179 {
 180     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
 181     HTMLInnerWindow *window;
 182     nsIDOMNode *parent;
 183     nsAString text_str;
 184     nsresult nsres;
 185
 186     TRACE("(%p)->(%s)\n", This, debugstr_w(v));
 187
 188     if(!This->element.node.doc || !This->element.node.doc->window) {
 189         WARN("no windoow\n");
 190         return E_UNEXPECTED;
 191     }
 192
 193     window = This->element.node.doc->window;
 194
 195     nsAString_InitDepend(&text_str, v);
 196     nsres = nsIDOMHTMLScriptElement_SetText(This->nsscript, &text_str);
 197     nsAString_Finish(&text_str);
 198     if(NS_FAILED(nsres)) {
 199         ERR("SetSrc failed: %08x\n", nsres);
 200         return E_FAIL;
 201     }
 202
 203     nsres = nsIDOMHTMLElement_GetParentNode(This->element.nselem, &parent);
 204     if(NS_FAILED(nsres) || !parent) {
 205         TRACE("No parent, not executing\n");
 206         This->parse_on_bind = TRUE;
 207         return S_OK;
 208     }
 209
 210     nsIDOMNode_Release(parent);
 211     doc_insert_script(window, This, FALSE);
 212     return S_OK;
 213 }
 214
 215 static HRESULT WINAPI HTMLScriptElement_get_text(IHTMLScriptElement *iface, BSTR *p)
 216 {
 217     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
 218     nsAString nsstr;
 219     nsresult nsres;
 220
 221     TRACE("(%p)->(%p)\n", This, p);
 222
 223     nsAString_Init(&nsstr, NULL);
 224     nsres = nsIDOMHTMLScriptElement_GetText(This->nsscript, &nsstr);
 225     return return_nsstr(nsres, &nsstr, p);
 226 }
 227
 228 static HRESULT WINAPI HTMLScriptElement_put_defer(IHTMLScriptElement *iface, VARIANT_BOOL v)
 229 {
 230     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
 231     HRESULT hr = S_OK;
 232     nsresult nsres;
 233
 234     TRACE("(%p)->(%x)\n", This, v);
 235
 236     nsres = nsIDOMHTMLScriptElement_SetDefer(This->nsscript, v != VARIANT_FALSE);
 237     if(NS_FAILED(nsres))
 238     {
 239         hr = E_FAIL;
 240     }
 241
 242     return hr;
 243 }
 244
 245 static HRESULT WINAPI HTMLScriptElement_get_defer(IHTMLScriptElement *iface, VARIANT_BOOL *p)
 246 {
 247     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
 248     cpp_bool defer = FALSE;
 249     nsresult nsres;
 250
 251     TRACE("(%p)->(%p)\n", This, p);
 252
 253     if(!p)
 254         return E_INVALIDARG;
 255
 256     nsres = nsIDOMHTMLScriptElement_GetDefer(This->nsscript, &defer);
 257     if(NS_FAILED(nsres)) {
 258         ERR("GetSrc failed: %08x\n", nsres);
 259     }
 260
 261     *p = defer ? VARIANT_TRUE : VARIANT_FALSE;
 262
 263     TRACE("*p = %d\n", *p);
 264     return S_OK;
 265 }
 266
 267 static HRESULT WINAPI HTMLScriptElement_get_readyState(IHTMLScriptElement *iface, BSTR *p)
 268 {
 269     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
 270
 271     TRACE("(%p)->(%p)\n", This, p);
 272
 273     return get_readystate_string(This->readystate, p);
 274 }
 275
 276 static HRESULT WINAPI HTMLScriptElement_put_onerror(IHTMLScriptElement *iface, VARIANT v)
 277 {
 278     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
 279
 280     FIXME("(%p)->(%s) semi-stub\n", This, debugstr_variant(&v));
 281
 282     return set_node_event(&This->element.node, EVENTID_ERROR, &v);
 283 }
 284
 285 static HRESULT WINAPI HTMLScriptElement_get_onerror(IHTMLScriptElement *iface, VARIANT *p)
 286 {
 287     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
 288
 289     TRACE("(%p)->(%p)\n", This, p);
 290
 291     return get_node_event(&This->element.node, EVENTID_ERROR, p);
 292 }
 293
 294 static HRESULT WINAPI HTMLScriptElement_put_type(IHTMLScriptElement *iface, BSTR v)
 295 {
 296     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
 297     nsAString nstype_str;
 298     nsresult nsres;
 299
 300     TRACE("(%p)->(%s)\n", This, debugstr_w(v));
 301
 302     nsAString_Init(&nstype_str, v);
 303     nsres = nsIDOMHTMLScriptElement_SetType(This->nsscript, &nstype_str);
 304     if (NS_FAILED(nsres))
 305         ERR("SetType failed: %08x\n", nsres);
 306     nsAString_Finish (&nstype_str);
 307
 308     return S_OK;
 309 }
 310
 311 static HRESULT WINAPI HTMLScriptElement_get_type(IHTMLScriptElement *iface, BSTR *p)
 312 {
 313     HTMLScriptElement *This = impl_from_IHTMLScriptElement(iface);
 314     nsAString nstype_str;
 315     nsresult nsres;
 316
 317     TRACE("(%p)->(%p)\n", This, p);
 318
 319     nsAString_Init(&nstype_str, NULL);
 320     nsres = nsIDOMHTMLScriptElement_GetType(This->nsscript, &nstype_str);
 321     return return_nsstr(nsres, &nstype_str, p);
 322 }
 323
 324 static const IHTMLScriptElementVtbl HTMLScriptElementVtbl = {
 325     HTMLScriptElement_QueryInterface,
 326     HTMLScriptElement_AddRef,
 327     HTMLScriptElement_Release,
 328     HTMLScriptElement_GetTypeInfoCount,
 329     HTMLScriptElement_GetTypeInfo,
 330     HTMLScriptElement_GetIDsOfNames,
 331     HTMLScriptElement_Invoke,
 332     HTMLScriptElement_put_src,
 333     HTMLScriptElement_get_src,
 334     HTMLScriptElement_put_htmlFor,
 335     HTMLScriptElement_get_htmlFor,
 336     HTMLScriptElement_put_event,
 337     HTMLScriptElement_get_event,
 338     HTMLScriptElement_put_text,
 339     HTMLScriptElement_get_text,
 340     HTMLScriptElement_put_defer,
 341     HTMLScriptElement_get_defer,
 342     HTMLScriptElement_get_readyState,
 343     HTMLScriptElement_put_onerror,
 344     HTMLScriptElement_get_onerror,
 345     HTMLScriptElement_put_type,
 346     HTMLScriptElement_get_type
 347 };
 348
 349 static inline HTMLScriptElement *impl_from_HTMLDOMNode(HTMLDOMNode *iface)
 350 {
 351     return CONTAINING_RECORD(iface, HTMLScriptElement, element.node);
 352 }
 353
 354 static HRESULT HTMLScriptElement_QI(HTMLDOMNode *iface, REFIID riid, void **ppv)
 355 {
 356     HTMLScriptElement *This = impl_from_HTMLDOMNode(iface);
 357
 358     *ppv = NULL;
 359
 360     if(IsEqualGUID(&IID_IUnknown, riid)) {
 361         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
 362         *ppv = &This->IHTMLScriptElement_iface;
 363     }else if(IsEqualGUID(&IID_IDispatch, riid)) {
 364         TRACE("(%p)->(IID_IDispatch %p)\n", This, ppv);
 365         *ppv = &This->IHTMLScriptElement_iface;
 366     }else if(IsEqualGUID(&IID_IHTMLScriptElement, riid)) {
 367         TRACE("(%p)->(IID_IHTMLScriptElement %p)\n", This, ppv);
 368         *ppv = &This->IHTMLScriptElement_iface;
 369     }
 370
 371     if(*ppv) {
 372         IUnknown_AddRef((IUnknown*)*ppv);
 373         return S_OK;
 374     }
 375
 376     return HTMLElement_QI(&This->element.node, riid, ppv);
 377 }
 378
 379 static void HTMLScriptElement_destructor(HTMLDOMNode *iface)
 380 {
 381     HTMLScriptElement *This = impl_from_HTMLDOMNode(iface);
 382     heap_free(This->src_text);
 383     HTMLElement_destructor(&This->element.node);
 384 }
 385
 386 static HRESULT HTMLScriptElement_get_readystate(HTMLDOMNode *iface, BSTR *p)
 387 {
 388     HTMLScriptElement *This = impl_from_HTMLDOMNode(iface);
 389
 390     return IHTMLScriptElement_get_readyState(&This->IHTMLScriptElement_iface, p);
 391 }
 392
 393 static HRESULT HTMLScriptElement_bind_to_tree(HTMLDOMNode *iface)
 394 {
 395     HTMLScriptElement *This = impl_from_HTMLDOMNode(iface);
 396
 397     TRACE("(%p)\n", This);
 398
 399     if(!This->parse_on_bind)
 400         return S_OK;
 401
 402     if(!This->element.node.doc || !This->element.node.doc->window) {
 403         ERR("No window\n");
 404         return E_UNEXPECTED;
 405     }
 406
 407     This->parse_on_bind = FALSE;
 408     doc_insert_script(This->element.node.doc->window, This, FALSE);
 409     return S_OK;
 410 }
 411
 412 static void HTMLScriptElement_traverse(HTMLDOMNode *iface, nsCycleCollectionTraversalCallback *cb)
 413 {
 414     HTMLScriptElement *This = impl_from_HTMLDOMNode(iface);
 415
 416     if(This->nsscript)
 417         note_cc_edge((nsISupports*)This->nsscript, "This->nsscript", cb);
 418 }
 419
 420 static void HTMLScriptElement_unlink(HTMLDOMNode *iface)
 421 {
 422     HTMLScriptElement *This = impl_from_HTMLDOMNode(iface);
 423
 424     if(This->nsscript) {
 425         nsIDOMHTMLScriptElement *nsscript = This->nsscript;
 426
 427         This->nsscript = NULL;
 428         nsIDOMHTMLScriptElement_Release(nsscript);
 429     }
 430 }
 431
 432 static const NodeImplVtbl HTMLScriptElementImplVtbl = {
 433     &CLSID_HTMLScriptElement,
 434     HTMLScriptElement_QI,
 435     HTMLScriptElement_destructor,
 436     HTMLElement_cpc,
 437     HTMLElement_clone,
 438     HTMLElement_handle_event,
 439     HTMLElement_get_attr_col,
 440     NULL,
 441     NULL,
 442     NULL,
 443     NULL,
 444     HTMLScriptElement_get_readystate,
 445     NULL,
 446     NULL,
 447     HTMLScriptElement_bind_to_tree,
 448     HTMLScriptElement_traverse,
 449     HTMLScriptElement_unlink
 450 };
 451
 452 HRESULT script_elem_from_nsscript(HTMLDocumentNode *doc, nsIDOMHTMLScriptElement *nsscript, HTMLScriptElement **ret)
 453 {
 454     nsIDOMNode *nsnode;
 455     HTMLDOMNode *node;
 456     nsresult nsres;
 457     HRESULT hres;
 458
 459     nsres = nsIDOMHTMLScriptElement_QueryInterface(nsscript, &IID_nsIDOMNode, (void**)&nsnode);
 460     assert(nsres == NS_OK);
 461
 462     hres = get_node(doc, nsnode, TRUE, &node);
 463     nsIDOMNode_Release(nsnode);
 464     if(FAILED(hres))
 465         return hres;
 466
 467     assert(node->vtbl == &HTMLScriptElementImplVtbl);
 468     *ret = impl_from_HTMLDOMNode(node);
 469     return S_OK;
 470 }
 471
 472 static const tid_t HTMLScriptElement_iface_tids[] = {
 473     HTMLELEMENT_TIDS,
 474     IHTMLScriptElement_tid,
 475     0
 476 };
 477
 478 static dispex_static_data_t HTMLScriptElement_dispex = {
 479     NULL,
 480     DispHTMLScriptElement_tid,
 481     HTMLScriptElement_iface_tids,
 482     HTMLElement_init_dispex_info
 483 };
 484
 485 HRESULT HTMLScriptElement_Create(HTMLDocumentNode *doc, nsIDOMHTMLElement *nselem, HTMLElement **elem)
 486 {
 487     HTMLScriptElement *ret;
 488     nsresult nsres;
 489
 490     ret = heap_alloc_zero(sizeof(HTMLScriptElement));
 491     if(!ret)
 492         return E_OUTOFMEMORY;
 493
 494     ret->IHTMLScriptElement_iface.lpVtbl = &HTMLScriptElementVtbl;
 495     ret->element.node.vtbl = &HTMLScriptElementImplVtbl;
 496
 497     HTMLElement_Init(&ret->element, doc, nselem, &HTMLScriptElement_dispex);
 498
 499     nsres = nsIDOMHTMLElement_QueryInterface(nselem, &IID_nsIDOMHTMLScriptElement, (void**)&ret->nsscript);
 500     assert(nsres == NS_OK);
 501
 502     *elem = &ret->element;
 503     return S_OK;
 504 }