dlls/mshtml/script.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 "config.h"
  20
  21 #include <stdarg.h>
  22 #include <assert.h>
  23
  24 #define COBJMACROS
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winuser.h"
  29 #include "ole2.h"
  30 #include "activscp.h"
  31 #include "activdbg.h"
  32 #include "shlwapi.h"
  33
  34 #include "wine/debug.h"
  35
  36 #include "mshtml_private.h"
  37 #include "htmlscript.h"
  38 #include "pluginhost.h"
  39 #include "htmlevent.h"
  40 #include "binding.h"
  41
  42 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  43
  44 #ifdef _WIN64
  45
  46 #define CTXARG_T DWORDLONG
  47 #define IActiveScriptSiteDebugVtbl IActiveScriptSiteDebug64Vtbl
  48
  49 #define IActiveScriptParse_Release IActiveScriptParse64_Release
  50 #define IActiveScriptParse_InitNew IActiveScriptParse64_InitNew
  51 #define IActiveScriptParse_ParseScriptText IActiveScriptParse64_ParseScriptText
  52 #define IActiveScriptParseProcedure2_Release IActiveScriptParseProcedure2_64_Release
  53 #define IActiveScriptParseProcedure2_ParseProcedureText IActiveScriptParseProcedure2_64_ParseProcedureText
  54
  55 #else
  56
  57 #define CTXARG_T DWORD
  58 #define IActiveScriptSiteDebugVtbl IActiveScriptSiteDebug32Vtbl
  59
  60 #define IActiveScriptParse_Release IActiveScriptParse32_Release
  61 #define IActiveScriptParse_InitNew IActiveScriptParse32_InitNew
  62 #define IActiveScriptParse_ParseScriptText IActiveScriptParse32_ParseScriptText
  63 #define IActiveScriptParseProcedure2_Release IActiveScriptParseProcedure2_32_Release
  64 #define IActiveScriptParseProcedure2_ParseProcedureText IActiveScriptParseProcedure2_32_ParseProcedureText
  65
  66 #endif
  67
  68 static const WCHAR documentW[] = {'d','o','c','u','m','e','n','t',0};
  69 static const WCHAR windowW[] = {'w','i','n','d','o','w',0};
  70 static const WCHAR script_endW[] = {'<','/','S','C','R','I','P','T','>',0};
  71 static const WCHAR emptyW[] = {0};
  72
  73 struct ScriptHost {
  74     IActiveScriptSite              IActiveScriptSite_iface;
  75     IActiveScriptSiteInterruptPoll IActiveScriptSiteInterruptPoll_iface;
  76     IActiveScriptSiteWindow        IActiveScriptSiteWindow_iface;
  77     IActiveScriptSiteUIControl     IActiveScriptSiteUIControl_iface;
  78     IActiveScriptSiteDebug         IActiveScriptSiteDebug_iface;
  79     IServiceProvider               IServiceProvider_iface;
  80
  81     LONG ref;
  82
  83     IActiveScript *script;
  84     IActiveScriptParse *parse;
  85     IActiveScriptParseProcedure2 *parse_proc;
  86
  87     SCRIPTSTATE script_state;
  88
  89     HTMLInnerWindow *window;
  90
  91     GUID guid;
  92     struct list entry;
  93 };
  94
  95 static void set_script_prop(ScriptHost *script_host, DWORD property, VARIANT *val)
  96 {
  97     IActiveScriptProperty *script_prop;
  98     HRESULT hres;
  99
 100     hres = IActiveScript_QueryInterface(script_host->script, &IID_IActiveScriptProperty,
 101             (void**)&script_prop);
 102     if(FAILED(hres)) {
 103         WARN("Could not get IActiveScriptProperty iface: %08x\n", hres);
 104         return;
 105     }
 106
 107     hres = IActiveScriptProperty_SetProperty(script_prop, property, NULL, val);
 108     IActiveScriptProperty_Release(script_prop);
 109     if(FAILED(hres))
 110         WARN("SetProperty(%x) failed: %08x\n", property, hres);
 111 }
 112
 113 static BOOL init_script_engine(ScriptHost *script_host)
 114 {
 115     IObjectSafety *safety;
 116     SCRIPTSTATE state;
 117     DWORD supported_opts=0, enabled_opts=0;
 118     VARIANT var;
 119     HRESULT hres;
 120
 121     hres = IActiveScript_QueryInterface(script_host->script, &IID_IActiveScriptParse, (void**)&script_host->parse);
 122     if(FAILED(hres)) {
 123         WARN("Could not get IActiveScriptHost: %08x\n", hres);
 124         return FALSE;
 125     }
 126
 127     hres = IActiveScript_QueryInterface(script_host->script, &IID_IObjectSafety, (void**)&safety);
 128     if(FAILED(hres)) {
 129         FIXME("Could not get IObjectSafety: %08x\n", hres);
 130         return FALSE;
 131     }
 132
 133     hres = IObjectSafety_GetInterfaceSafetyOptions(safety, &IID_IActiveScriptParse, &supported_opts, &enabled_opts);
 134     if(FAILED(hres)) {
 135         FIXME("GetInterfaceSafetyOptions failed: %08x\n", hres);
 136     }else if(!(supported_opts & INTERFACE_USES_DISPEX)) {
 137         FIXME("INTERFACE_USES_DISPEX is not supported\n");
 138     }else {
 139         hres = IObjectSafety_SetInterfaceSafetyOptions(safety, &IID_IActiveScriptParse,
 140                 INTERFACESAFE_FOR_UNTRUSTED_DATA|INTERFACE_USES_DISPEX|INTERFACE_USES_SECURITY_MANAGER,
 141                 INTERFACESAFE_FOR_UNTRUSTED_DATA|INTERFACE_USES_DISPEX|INTERFACE_USES_SECURITY_MANAGER);
 142         if(FAILED(hres))
 143             FIXME("SetInterfaceSafetyOptions failed: %08x\n", hres);
 144     }
 145
 146     IObjectSafety_Release(safety);
 147     if(FAILED(hres))
 148         return FALSE;
 149
 150     V_VT(&var) = VT_I4;
 151     V_I4(&var) = 1;
 152     set_script_prop(script_host, SCRIPTPROP_INVOKEVERSIONING, &var);
 153
 154     V_VT(&var) = VT_BOOL;
 155     V_BOOL(&var) = VARIANT_TRUE;
 156     set_script_prop(script_host, SCRIPTPROP_HACK_TRIDENTEVENTSINK, &var);
 157
 158     hres = IActiveScriptParse_InitNew(script_host->parse);
 159     if(FAILED(hres)) {
 160         WARN("InitNew failed: %08x\n", hres);
 161         return FALSE;
 162     }
 163
 164     hres = IActiveScript_SetScriptSite(script_host->script, &script_host->IActiveScriptSite_iface);
 165     if(FAILED(hres)) {
 166         WARN("SetScriptSite failed: %08x\n", hres);
 167         IActiveScript_Close(script_host->script);
 168         return FALSE;
 169     }
 170
 171     hres = IActiveScript_GetScriptState(script_host->script, &state);
 172     if(FAILED(hres))
 173         WARN("GetScriptState failed: %08x\n", hres);
 174     else if(state != SCRIPTSTATE_INITIALIZED)
 175         FIXME("state = %x\n", state);
 176
 177     hres = IActiveScript_SetScriptState(script_host->script, SCRIPTSTATE_STARTED);
 178     if(FAILED(hres)) {
 179         WARN("Starting script failed: %08x\n", hres);
 180         return FALSE;
 181     }
 182
 183     hres = IActiveScript_AddNamedItem(script_host->script, windowW,
 184             SCRIPTITEM_ISVISIBLE|SCRIPTITEM_ISSOURCE|SCRIPTITEM_GLOBALMEMBERS);
 185     if(SUCCEEDED(hres)) {
 186         V_VT(&var) = VT_BOOL;
 187         V_BOOL(&var) = VARIANT_TRUE;
 188         set_script_prop(script_host, SCRIPTPROP_ABBREVIATE_GLOBALNAME_RESOLUTION, &var);
 189     }else {
 190        WARN("AddNamedItem failed: %08x\n", hres);
 191     }
 192
 193     hres = IActiveScript_QueryInterface(script_host->script, &IID_IActiveScriptParseProcedure2,
 194                                         (void**)&script_host->parse_proc);
 195     if(FAILED(hres)) {
 196         /* FIXME: QI for IActiveScriptParseProcedure */
 197         WARN("Could not get IActiveScriptParseProcedure iface: %08x\n", hres);
 198     }
 199
 200     return TRUE;
 201 }
 202
 203 static void release_script_engine(ScriptHost *This)
 204 {
 205     if(!This->script)
 206         return;
 207
 208     switch(This->script_state) {
 209     case SCRIPTSTATE_CONNECTED:
 210         IActiveScript_SetScriptState(This->script, SCRIPTSTATE_DISCONNECTED);
 211
 212     case SCRIPTSTATE_STARTED:
 213     case SCRIPTSTATE_DISCONNECTED:
 214     case SCRIPTSTATE_INITIALIZED:
 215         IActiveScript_Close(This->script);
 216
 217     default:
 218         if(This->parse_proc) {
 219             IActiveScriptParseProcedure2_Release(This->parse_proc);
 220             This->parse_proc = NULL;
 221         }
 222
 223         if(This->parse) {
 224             IActiveScriptParse_Release(This->parse);
 225             This->parse = NULL;
 226         }
 227     }
 228
 229     IActiveScript_Release(This->script);
 230     This->script = NULL;
 231     This->script_state = SCRIPTSTATE_UNINITIALIZED;
 232 }
 233
 234 void connect_scripts(HTMLInnerWindow *window)
 235 {
 236     ScriptHost *iter;
 237
 238     LIST_FOR_EACH_ENTRY(iter, &window->script_hosts, ScriptHost, entry) {
 239         if(iter->script_state == SCRIPTSTATE_STARTED)
 240             IActiveScript_SetScriptState(iter->script, SCRIPTSTATE_CONNECTED);
 241     }
 242 }
 243
 244 static inline ScriptHost *impl_from_IActiveScriptSite(IActiveScriptSite *iface)
 245 {
 246     return CONTAINING_RECORD(iface, ScriptHost, IActiveScriptSite_iface);
 247 }
 248
 249 static HRESULT WINAPI ActiveScriptSite_QueryInterface(IActiveScriptSite *iface, REFIID riid, void **ppv)
 250 {
 251     ScriptHost *This = impl_from_IActiveScriptSite(iface);
 252
 253     *ppv = NULL;
 254
 255     if(IsEqualGUID(&IID_IUnknown, riid)) {
 256         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
 257         *ppv = &This->IActiveScriptSite_iface;
 258     }else if(IsEqualGUID(&IID_IActiveScriptSite, riid)) {
 259         TRACE("(%p)->(IID_IActiveScriptSite %p)\n", This, ppv);
 260         *ppv = &This->IActiveScriptSite_iface;
 261     }else if(IsEqualGUID(&IID_IActiveScriptSiteInterruptPoll, riid)) {
 262         TRACE("(%p)->(IID_IActiveScriptSiteInterruprtPoll %p)\n", This, ppv);
 263         *ppv = &This->IActiveScriptSiteInterruptPoll_iface;
 264     }else if(IsEqualGUID(&IID_IActiveScriptSiteWindow, riid)) {
 265         TRACE("(%p)->(IID_IActiveScriptSiteWindow %p)\n", This, ppv);
 266         *ppv = &This->IActiveScriptSiteWindow_iface;
 267     }else if(IsEqualGUID(&IID_IActiveScriptSiteUIControl, riid)) {
 268         TRACE("(%p)->(IID_IActiveScriptSiteUIControl %p)\n", This, ppv);
 269         *ppv = &This->IActiveScriptSiteUIControl_iface;
 270     }else if(IsEqualGUID(&IID_IActiveScriptSiteDebug, riid)) {
 271         TRACE("(%p)->(IID_IActiveScriptSiteDebug %p)\n", This, ppv);
 272         *ppv = &This->IActiveScriptSiteDebug_iface;
 273     }else if(IsEqualGUID(&IID_IServiceProvider, riid)) {
 274         TRACE("(%p)->(IID_IServiceProvider %p)\n", This, ppv);
 275         *ppv = &This->IServiceProvider_iface;
 276     }else if(IsEqualGUID(&IID_ICanHandleException, riid)) {
 277         TRACE("(%p)->(IID_ICanHandleException not supported %p)\n", This, ppv);
 278         return E_NOINTERFACE;
 279     }else {
 280         FIXME("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
 281         return E_NOINTERFACE;
 282     }
 283
 284     IUnknown_AddRef((IUnknown*)*ppv);
 285     return S_OK;
 286 }
 287
 288 static ULONG WINAPI ActiveScriptSite_AddRef(IActiveScriptSite *iface)
 289 {
 290     ScriptHost *This = impl_from_IActiveScriptSite(iface);
 291     LONG ref = InterlockedIncrement(&This->ref);
 292
 293     TRACE("(%p) ref=%d\n", This, ref);
 294
 295     return ref;
 296 }
 297
 298 static ULONG WINAPI ActiveScriptSite_Release(IActiveScriptSite *iface)
 299 {
 300     ScriptHost *This = impl_from_IActiveScriptSite(iface);
 301     LONG ref = InterlockedDecrement(&This->ref);
 302
 303     TRACE("(%p) ref=%d\n", This, ref);
 304
 305     if(!ref) {
 306         release_script_engine(This);
 307         if(This->window)
 308             list_remove(&This->entry);
 309         heap_free(This);
 310     }
 311
 312     return ref;
 313 }
 314
 315 static HRESULT WINAPI ActiveScriptSite_GetLCID(IActiveScriptSite *iface, LCID *plcid)
 316 {
 317     ScriptHost *This = impl_from_IActiveScriptSite(iface);
 318
 319     TRACE("(%p)->(%p)\n", This, plcid);
 320
 321     *plcid = GetUserDefaultLCID();
 322     return S_OK;
 323 }
 324
 325 static HRESULT WINAPI ActiveScriptSite_GetItemInfo(IActiveScriptSite *iface, LPCOLESTR pstrName,
 326         DWORD dwReturnMask, IUnknown **ppiunkItem, ITypeInfo **ppti)
 327 {
 328     ScriptHost *This = impl_from_IActiveScriptSite(iface);
 329
 330     TRACE("(%p)->(%s %x %p %p)\n", This, debugstr_w(pstrName), dwReturnMask, ppiunkItem, ppti);
 331
 332     if(dwReturnMask != SCRIPTINFO_IUNKNOWN) {
 333         FIXME("Unsupported mask %x\n", dwReturnMask);
 334         return E_NOTIMPL;
 335     }
 336
 337     *ppiunkItem = NULL;
 338
 339     if(strcmpW(pstrName, windowW))
 340         return DISP_E_MEMBERNOTFOUND;
 341
 342     if(!This->window)
 343         return E_FAIL;
 344
 345     /* FIXME: Return proxy object */
 346     *ppiunkItem = (IUnknown*)&This->window->base.IHTMLWindow2_iface;
 347     IUnknown_AddRef(*ppiunkItem);
 348
 349     return S_OK;
 350 }
 351
 352 static HRESULT WINAPI ActiveScriptSite_GetDocVersionString(IActiveScriptSite *iface, BSTR *pbstrVersion)
 353 {
 354     ScriptHost *This = impl_from_IActiveScriptSite(iface);
 355     FIXME("(%p)->(%p)\n", This, pbstrVersion);
 356     return E_NOTIMPL;
 357 }
 358
 359 static HRESULT WINAPI ActiveScriptSite_OnScriptTerminate(IActiveScriptSite *iface,
 360         const VARIANT *pvarResult, const EXCEPINFO *pexcepinfo)
 361 {
 362     ScriptHost *This = impl_from_IActiveScriptSite(iface);
 363     FIXME("(%p)->(%p %p)\n", This, pvarResult, pexcepinfo);
 364     return E_NOTIMPL;
 365 }
 366
 367 static HRESULT WINAPI ActiveScriptSite_OnStateChange(IActiveScriptSite *iface, SCRIPTSTATE ssScriptState)
 368 {
 369     ScriptHost *This = impl_from_IActiveScriptSite(iface);
 370
 371     TRACE("(%p)->(%x)\n", This, ssScriptState);
 372
 373     This->script_state = ssScriptState;
 374     return S_OK;
 375 }
 376
 377 static HRESULT WINAPI ActiveScriptSite_OnScriptError(IActiveScriptSite *iface, IActiveScriptError *pscripterror)
 378 {
 379     ScriptHost *This = impl_from_IActiveScriptSite(iface);
 380     FIXME("(%p)->(%p)\n", This, pscripterror);
 381     return E_NOTIMPL;
 382 }
 383
 384 static HRESULT WINAPI ActiveScriptSite_OnEnterScript(IActiveScriptSite *iface)
 385 {
 386     ScriptHost *This = impl_from_IActiveScriptSite(iface);
 387
 388     TRACE("(%p)->()\n", This);
 389
 390     return S_OK;
 391 }
 392
 393 static HRESULT WINAPI ActiveScriptSite_OnLeaveScript(IActiveScriptSite *iface)
 394 {
 395     ScriptHost *This = impl_from_IActiveScriptSite(iface);
 396
 397     TRACE("(%p)->()\n", This);
 398
 399     return S_OK;
 400 }
 401
 402 static const IActiveScriptSiteVtbl ActiveScriptSiteVtbl = {
 403     ActiveScriptSite_QueryInterface,
 404     ActiveScriptSite_AddRef,
 405     ActiveScriptSite_Release,
 406     ActiveScriptSite_GetLCID,
 407     ActiveScriptSite_GetItemInfo,
 408     ActiveScriptSite_GetDocVersionString,
 409     ActiveScriptSite_OnScriptTerminate,
 410     ActiveScriptSite_OnStateChange,
 411     ActiveScriptSite_OnScriptError,
 412     ActiveScriptSite_OnEnterScript,
 413     ActiveScriptSite_OnLeaveScript
 414 };
 415
 416 static inline ScriptHost *impl_from_IActiveScriptSiteInterruptPoll(IActiveScriptSiteInterruptPoll *iface)
 417 {
 418     return CONTAINING_RECORD(iface, ScriptHost, IActiveScriptSiteInterruptPoll_iface);
 419 }
 420
 421 static HRESULT WINAPI ActiveScriptSiteInterruptPoll_QueryInterface(IActiveScriptSiteInterruptPoll *iface,
 422         REFIID riid, void **ppv)
 423 {
 424     ScriptHost *This = impl_from_IActiveScriptSiteInterruptPoll(iface);
 425     return IActiveScriptSite_QueryInterface(&This->IActiveScriptSite_iface, riid, ppv);
 426 }
 427
 428 static ULONG WINAPI ActiveScriptSiteInterruptPoll_AddRef(IActiveScriptSiteInterruptPoll *iface)
 429 {
 430     ScriptHost *This = impl_from_IActiveScriptSiteInterruptPoll(iface);
 431     return IActiveScriptSite_AddRef(&This->IActiveScriptSite_iface);
 432 }
 433
 434 static ULONG WINAPI ActiveScriptSiteInterruptPoll_Release(IActiveScriptSiteInterruptPoll *iface)
 435 {
 436     ScriptHost *This = impl_from_IActiveScriptSiteInterruptPoll(iface);
 437     return IActiveScriptSite_Release(&This->IActiveScriptSite_iface);
 438 }
 439
 440 static HRESULT WINAPI ActiveScriptSiteInterruptPoll_QueryContinue(IActiveScriptSiteInterruptPoll *iface)
 441 {
 442     ScriptHost *This = impl_from_IActiveScriptSiteInterruptPoll(iface);
 443
 444     TRACE("(%p)\n", This);
 445
 446     return S_OK;
 447 }
 448
 449 static const IActiveScriptSiteInterruptPollVtbl ActiveScriptSiteInterruptPollVtbl = {
 450     ActiveScriptSiteInterruptPoll_QueryInterface,
 451     ActiveScriptSiteInterruptPoll_AddRef,
 452     ActiveScriptSiteInterruptPoll_Release,
 453     ActiveScriptSiteInterruptPoll_QueryContinue
 454 };
 455
 456 static inline ScriptHost *impl_from_IActiveScriptSiteWindow(IActiveScriptSiteWindow *iface)
 457 {
 458     return CONTAINING_RECORD(iface, ScriptHost, IActiveScriptSiteWindow_iface);
 459 }
 460
 461 static HRESULT WINAPI ActiveScriptSiteWindow_QueryInterface(IActiveScriptSiteWindow *iface,
 462         REFIID riid, void **ppv)
 463 {
 464     ScriptHost *This = impl_from_IActiveScriptSiteWindow(iface);
 465     return IActiveScriptSite_QueryInterface(&This->IActiveScriptSite_iface, riid, ppv);
 466 }
 467
 468 static ULONG WINAPI ActiveScriptSiteWindow_AddRef(IActiveScriptSiteWindow *iface)
 469 {
 470     ScriptHost *This = impl_from_IActiveScriptSiteWindow(iface);
 471     return IActiveScriptSite_AddRef(&This->IActiveScriptSite_iface);
 472 }
 473
 474 static ULONG WINAPI ActiveScriptSiteWindow_Release(IActiveScriptSiteWindow *iface)
 475 {
 476     ScriptHost *This = impl_from_IActiveScriptSiteWindow(iface);
 477     return IActiveScriptSite_Release(&This->IActiveScriptSite_iface);
 478 }
 479
 480 static HRESULT WINAPI ActiveScriptSiteWindow_GetWindow(IActiveScriptSiteWindow *iface, HWND *phwnd)
 481 {
 482     ScriptHost *This = impl_from_IActiveScriptSiteWindow(iface);
 483
 484     TRACE("(%p)->(%p)\n", This, phwnd);
 485
 486     if(!This->window || !This->window->base.outer_window || !This->window->base.outer_window->doc_obj)
 487         return E_UNEXPECTED;
 488
 489     *phwnd = This->window->base.outer_window->doc_obj->hwnd;
 490     return S_OK;
 491 }
 492
 493 static HRESULT WINAPI ActiveScriptSiteWindow_EnableModeless(IActiveScriptSiteWindow *iface, BOOL fEnable)
 494 {
 495     ScriptHost *This = impl_from_IActiveScriptSiteWindow(iface);
 496     FIXME("(%p)->(%x)\n", This, fEnable);
 497     return S_OK;
 498 }
 499
 500 static const IActiveScriptSiteWindowVtbl ActiveScriptSiteWindowVtbl = {
 501     ActiveScriptSiteWindow_QueryInterface,
 502     ActiveScriptSiteWindow_AddRef,
 503     ActiveScriptSiteWindow_Release,
 504     ActiveScriptSiteWindow_GetWindow,
 505     ActiveScriptSiteWindow_EnableModeless
 506 };
 507
 508 static inline ScriptHost *impl_from_IActiveScriptSiteUIControl(IActiveScriptSiteUIControl *iface)
 509 {
 510     return CONTAINING_RECORD(iface, ScriptHost, IActiveScriptSiteUIControl_iface);
 511 }
 512
 513 static HRESULT WINAPI ActiveScriptSiteUIControl_QueryInterface(IActiveScriptSiteUIControl *iface, REFIID riid, void **ppv)
 514 {
 515     ScriptHost *This = impl_from_IActiveScriptSiteUIControl(iface);
 516     return IActiveScriptSite_QueryInterface(&This->IActiveScriptSite_iface, riid, ppv);
 517 }
 518
 519 static ULONG WINAPI ActiveScriptSiteUIControl_AddRef(IActiveScriptSiteUIControl *iface)
 520 {
 521     ScriptHost *This = impl_from_IActiveScriptSiteUIControl(iface);
 522     return IActiveScriptSite_AddRef(&This->IActiveScriptSite_iface);
 523 }
 524
 525 static ULONG WINAPI ActiveScriptSiteUIControl_Release(IActiveScriptSiteUIControl *iface)
 526 {
 527     ScriptHost *This = impl_from_IActiveScriptSiteUIControl(iface);
 528     return IActiveScriptSite_Release(&This->IActiveScriptSite_iface);
 529 }
 530
 531 static HRESULT WINAPI ActiveScriptSiteUIControl_GetUIBehavior(IActiveScriptSiteUIControl *iface, SCRIPTUICITEM UicItem,
 532         SCRIPTUICHANDLING *pUicHandling)
 533 {
 534     ScriptHost *This = impl_from_IActiveScriptSiteUIControl(iface);
 535
 536     WARN("(%p)->(%d %p) semi-stub\n", This, UicItem, pUicHandling);
 537
 538     *pUicHandling = SCRIPTUICHANDLING_ALLOW;
 539     return S_OK;
 540 }
 541
 542 static const IActiveScriptSiteUIControlVtbl ActiveScriptSiteUIControlVtbl = {
 543     ActiveScriptSiteUIControl_QueryInterface,
 544     ActiveScriptSiteUIControl_AddRef,
 545     ActiveScriptSiteUIControl_Release,
 546     ActiveScriptSiteUIControl_GetUIBehavior
 547 };
 548
 549 static inline ScriptHost *impl_from_IActiveScriptSiteDebug(IActiveScriptSiteDebug *iface)
 550 {
 551     return CONTAINING_RECORD(iface, ScriptHost, IActiveScriptSiteDebug_iface);
 552 }
 553
 554 static HRESULT WINAPI ActiveScriptSiteDebug_QueryInterface(IActiveScriptSiteDebug *iface,
 555         REFIID riid, void **ppv)
 556 {
 557     ScriptHost *This = impl_from_IActiveScriptSiteDebug(iface);
 558     return IActiveScriptSite_QueryInterface(&This->IActiveScriptSite_iface, riid, ppv);
 559 }
 560
 561 static ULONG WINAPI ActiveScriptSiteDebug_AddRef(IActiveScriptSiteDebug *iface)
 562 {
 563     ScriptHost *This = impl_from_IActiveScriptSiteDebug(iface);
 564     return IActiveScriptSite_AddRef(&This->IActiveScriptSite_iface);
 565 }
 566
 567 static ULONG WINAPI ActiveScriptSiteDebug_Release(IActiveScriptSiteDebug *iface)
 568 {
 569     ScriptHost *This = impl_from_IActiveScriptSiteDebug(iface);
 570     return IActiveScriptSite_Release(&This->IActiveScriptSite_iface);
 571 }
 572
 573 static HRESULT WINAPI ActiveScriptSiteDebug_GetDocumentContextFromPosition(IActiveScriptSiteDebug *iface,
 574             CTXARG_T dwSourceContext, ULONG uCharacterOffset, ULONG uNumChars, IDebugDocumentContext **ppsc)
 575 {
 576     ScriptHost *This = impl_from_IActiveScriptSiteDebug(iface);
 577     FIXME("(%p)->(%s %u %u %p)\n", This, wine_dbgstr_longlong(dwSourceContext), uCharacterOffset,
 578           uNumChars, ppsc);
 579     return E_NOTIMPL;
 580 }
 581
 582 static HRESULT WINAPI ActiveScriptSiteDebug_GetApplication(IActiveScriptSiteDebug *iface, IDebugApplication **ppda)
 583 {
 584     ScriptHost *This = impl_from_IActiveScriptSiteDebug(iface);
 585     FIXME("(%p)->(%p)\n", This, ppda);
 586     return E_NOTIMPL;
 587 }
 588
 589 static HRESULT WINAPI ActiveScriptSiteDebug_GetRootApplicationNode(IActiveScriptSiteDebug *iface,
 590             IDebugApplicationNode **ppdanRoot)
 591 {
 592     ScriptHost *This = impl_from_IActiveScriptSiteDebug(iface);
 593     FIXME("(%p)->(%p)\n", This, ppdanRoot);
 594     return E_NOTIMPL;
 595 }
 596
 597 static HRESULT WINAPI ActiveScriptSiteDebug_OnScriptErrorDebug(IActiveScriptSiteDebug *iface,
 598             IActiveScriptErrorDebug *pErrorDebug, BOOL *pfEnterDebugger, BOOL *pfCallOnScriptErrorWhenContinuing)
 599 {
 600     ScriptHost *This = impl_from_IActiveScriptSiteDebug(iface);
 601     FIXME("(%p)->(%p %p %p)\n", This, pErrorDebug, pfEnterDebugger, pfCallOnScriptErrorWhenContinuing);
 602     return E_NOTIMPL;
 603 }
 604
 605 static const IActiveScriptSiteDebugVtbl ActiveScriptSiteDebugVtbl = {
 606     ActiveScriptSiteDebug_QueryInterface,
 607     ActiveScriptSiteDebug_AddRef,
 608     ActiveScriptSiteDebug_Release,
 609     ActiveScriptSiteDebug_GetDocumentContextFromPosition,
 610     ActiveScriptSiteDebug_GetApplication,
 611     ActiveScriptSiteDebug_GetRootApplicationNode,
 612     ActiveScriptSiteDebug_OnScriptErrorDebug
 613 };
 614
 615 static inline ScriptHost *impl_from_IServiceProvider(IServiceProvider *iface)
 616 {
 617     return CONTAINING_RECORD(iface, ScriptHost, IServiceProvider_iface);
 618 }
 619
 620 static HRESULT WINAPI ASServiceProvider_QueryInterface(IServiceProvider *iface, REFIID riid, void **ppv)
 621 {
 622     ScriptHost *This = impl_from_IServiceProvider(iface);
 623     return IActiveScriptSite_QueryInterface(&This->IActiveScriptSite_iface, riid, ppv);
 624 }
 625
 626 static ULONG WINAPI ASServiceProvider_AddRef(IServiceProvider *iface)
 627 {
 628     ScriptHost *This = impl_from_IServiceProvider(iface);
 629     return IActiveScriptSite_AddRef(&This->IActiveScriptSite_iface);
 630 }
 631
 632 static ULONG WINAPI ASServiceProvider_Release(IServiceProvider *iface)
 633 {
 634     ScriptHost *This = impl_from_IServiceProvider(iface);
 635     return IActiveScriptSite_Release(&This->IActiveScriptSite_iface);
 636 }
 637
 638 static HRESULT WINAPI ASServiceProvider_QueryService(IServiceProvider *iface, REFGUID guidService,
 639         REFIID riid, void **ppv)
 640 {
 641     ScriptHost *This = impl_from_IServiceProvider(iface);
 642
 643     if(IsEqualGUID(&SID_SInternetHostSecurityManager, guidService)) {
 644         TRACE("(%p)->(SID_SInternetHostSecurityManager)\n", This);
 645
 646         if(!This->window || !This->window->doc)
 647             return E_NOINTERFACE;
 648
 649         return IInternetHostSecurityManager_QueryInterface(&This->window->doc->IInternetHostSecurityManager_iface,
 650                 riid, ppv);
 651     }
 652
 653     if(IsEqualGUID(&SID_SContainerDispatch, guidService)) {
 654         TRACE("(%p)->(SID_SContainerDispatch)\n", This);
 655
 656         if(!This->window || !This->window->doc)
 657             return E_NOINTERFACE;
 658
 659         return IHTMLDocument2_QueryInterface(&This->window->doc->basedoc.IHTMLDocument2_iface, riid, ppv);
 660     }
 661
 662     FIXME("(%p)->(%s %s %p)\n", This, debugstr_guid(guidService), debugstr_guid(riid), ppv);
 663     return E_NOINTERFACE;
 664 }
 665
 666 static const IServiceProviderVtbl ASServiceProviderVtbl = {
 667     ASServiceProvider_QueryInterface,
 668     ASServiceProvider_AddRef,
 669     ASServiceProvider_Release,
 670     ASServiceProvider_QueryService
 671 };
 672
 673 static ScriptHost *create_script_host(HTMLInnerWindow *window, const GUID *guid)
 674 {
 675     ScriptHost *ret;
 676     HRESULT hres;
 677
 678     ret = heap_alloc_zero(sizeof(*ret));
 679     if(!ret)
 680         return NULL;
 681
 682     ret->IActiveScriptSite_iface.lpVtbl = &ActiveScriptSiteVtbl;
 683     ret->IActiveScriptSiteInterruptPoll_iface.lpVtbl = &ActiveScriptSiteInterruptPollVtbl;
 684     ret->IActiveScriptSiteWindow_iface.lpVtbl = &ActiveScriptSiteWindowVtbl;
 685     ret->IActiveScriptSiteUIControl_iface.lpVtbl = &ActiveScriptSiteUIControlVtbl;
 686     ret->IActiveScriptSiteDebug_iface.lpVtbl = &ActiveScriptSiteDebugVtbl;
 687     ret->IServiceProvider_iface.lpVtbl = &ASServiceProviderVtbl;
 688     ret->ref = 1;
 689     ret->window = window;
 690     ret->script_state = SCRIPTSTATE_UNINITIALIZED;
 691
 692     ret->guid = *guid;
 693     list_add_tail(&window->script_hosts, &ret->entry);
 694
 695     hres = CoCreateInstance(&ret->guid, NULL, CLSCTX_INPROC_SERVER|CLSCTX_INPROC_HANDLER,
 696             &IID_IActiveScript, (void**)&ret->script);
 697     if(FAILED(hres))
 698         WARN("Could not load script engine: %08x\n", hres);
 699     else if(!init_script_engine(ret))
 700         release_script_engine(ret);
 701
 702     return ret;
 703 }
 704
 705 static void set_script_elem_readystate(HTMLScriptElement *script_elem, READYSTATE readystate)
 706 {
 707     script_elem->readystate = readystate;
 708
 709     if(readystate != READYSTATE_INTERACTIVE)
 710         fire_event(script_elem->element.node.doc, EVENTID_READYSTATECHANGE, FALSE, script_elem->element.node.nsnode, NULL, NULL);
 711 }
 712
 713 static void parse_elem_text(ScriptHost *script_host, HTMLScriptElement *script_elem, LPCWSTR text)
 714 {
 715     EXCEPINFO excepinfo;
 716     VARIANT var;
 717     HRESULT hres;
 718
 719     TRACE("%s\n", debugstr_w(text));
 720
 721     set_script_elem_readystate(script_elem, READYSTATE_INTERACTIVE);
 722
 723     VariantInit(&var);
 724     memset(&excepinfo, 0, sizeof(excepinfo));
 725     TRACE(">>>\n");
 726     hres = IActiveScriptParse_ParseScriptText(script_host->parse, text, windowW, NULL, script_endW,
 727                                               0, 0, SCRIPTTEXT_ISVISIBLE|SCRIPTTEXT_HOSTMANAGESSOURCE,
 728                                               &var, &excepinfo);
 729     if(SUCCEEDED(hres))
 730         TRACE("<<<\n");
 731     else
 732         WARN("<<< %08x\n", hres);
 733
 734 }
 735
 736 typedef struct {
 737     BSCallback bsc;
 738
 739     HTMLScriptElement *script_elem;
 740     DWORD scheme;
 741
 742     DWORD size;
 743     char *buf;
 744     HRESULT hres;
 745 } ScriptBSC;
 746
 747 static inline ScriptBSC *impl_from_BSCallback(BSCallback *iface)
 748 {
 749     return CONTAINING_RECORD(iface, ScriptBSC, bsc);
 750 }
 751
 752 static void ScriptBSC_destroy(BSCallback *bsc)
 753 {
 754     ScriptBSC *This = impl_from_BSCallback(bsc);
 755
 756     if(This->script_elem) {
 757         IHTMLScriptElement_Release(&This->script_elem->IHTMLScriptElement_iface);
 758         This->script_elem = NULL;
 759     }
 760
 761     heap_free(This->buf);
 762     heap_free(This);
 763 }
 764
 765 static HRESULT ScriptBSC_init_bindinfo(BSCallback *bsc)
 766 {
 767     return S_OK;
 768 }
 769
 770 static HRESULT ScriptBSC_start_binding(BSCallback *bsc)
 771 {
 772     ScriptBSC *This = impl_from_BSCallback(bsc);
 773
 774     /* FIXME: We should find a better to decide if 'loading' state is supposed to be used by the protocol. */
 775     if(This->scheme == URL_SCHEME_HTTPS || This->scheme == URL_SCHEME_HTTP)
 776         set_script_elem_readystate(This->script_elem, READYSTATE_LOADING);
 777
 778     return S_OK;
 779 }
 780
 781 static HRESULT ScriptBSC_stop_binding(BSCallback *bsc, HRESULT result)
 782 {
 783     ScriptBSC *This = impl_from_BSCallback(bsc);
 784
 785     This->hres = result;
 786
 787     if(SUCCEEDED(result)) {
 788         if(This->script_elem->readystate == READYSTATE_LOADING)
 789             set_script_elem_readystate(This->script_elem, READYSTATE_LOADED);
 790     }else {
 791         FIXME("binding failed %08x\n", result);
 792         heap_free(This->buf);
 793         This->buf = NULL;
 794         This->size = 0;
 795     }
 796
 797     IHTMLScriptElement_Release(&This->script_elem->IHTMLScriptElement_iface);
 798     This->script_elem = NULL;
 799     return S_OK;
 800 }
 801
 802 static HRESULT ScriptBSC_read_data(BSCallback *bsc, IStream *stream)
 803 {
 804     ScriptBSC *This = impl_from_BSCallback(bsc);
 805     DWORD readed;
 806     HRESULT hres;
 807
 808     if(!This->buf) {
 809         This->buf = heap_alloc(128);
 810         if(!This->buf)
 811             return E_OUTOFMEMORY;
 812         This->size = 128;
 813     }
 814
 815     do {
 816         if(This->bsc.readed >= This->size) {
 817           void *new_buf;
 818           new_buf = heap_realloc(This->buf, This->size << 1);
 819           if(!new_buf)
 820             return E_OUTOFMEMORY;
 821             This->size <<= 1;
 822             This->buf = new_buf;
 823         }
 824
 825         hres = read_stream(&This->bsc, stream, This->buf+This->bsc.readed, This->size-This->bsc.readed, &readed);
 826     }while(hres == S_OK);
 827
 828     return S_OK;
 829 }
 830
 831 static HRESULT ScriptBSC_on_progress(BSCallback *bsc, ULONG status_code, LPCWSTR status_text)
 832 {
 833     return S_OK;
 834 }
 835
 836 static HRESULT ScriptBSC_on_response(BSCallback *bsc, DWORD response_code,
 837         LPCWSTR response_headers)
 838 {
 839     return S_OK;
 840 }
 841
 842 static HRESULT ScriptBSC_beginning_transaction(BSCallback *bsc, WCHAR **additional_headers)
 843 {
 844     return S_FALSE;
 845 }
 846
 847 static const BSCallbackVtbl ScriptBSCVtbl = {
 848     ScriptBSC_destroy,
 849     ScriptBSC_init_bindinfo,
 850     ScriptBSC_start_binding,
 851     ScriptBSC_stop_binding,
 852     ScriptBSC_read_data,
 853     ScriptBSC_on_progress,
 854     ScriptBSC_on_response,
 855     ScriptBSC_beginning_transaction
 856 };
 857
 858
 859 static HRESULT bind_script_to_text(HTMLInnerWindow *window, IUri *uri, HTMLScriptElement *script_elem, WCHAR **ret)
 860 {
 861     ScriptBSC *bsc;
 862     IMoniker *mon;
 863     WCHAR *text;
 864     HRESULT hres;
 865
 866     hres = CreateURLMonikerEx2(NULL, uri, &mon, URL_MK_UNIFORM);
 867     if(FAILED(hres))
 868         return hres;
 869
 870     bsc = heap_alloc_zero(sizeof(*bsc));
 871     if(!bsc) {
 872         IMoniker_Release(mon);
 873         return E_OUTOFMEMORY;
 874     }
 875
 876     init_bscallback(&bsc->bsc, &ScriptBSCVtbl, mon, 0);
 877     IMoniker_Release(mon);
 878     bsc->hres = E_FAIL;
 879
 880     hres = IUri_GetScheme(uri, &bsc->scheme);
 881     if(FAILED(hres))
 882         bsc->scheme = URL_SCHEME_UNKNOWN;
 883
 884     IHTMLScriptElement_AddRef(&script_elem->IHTMLScriptElement_iface);
 885     bsc->script_elem = script_elem;
 886
 887     hres = start_binding(window, &bsc->bsc, NULL);
 888     if(SUCCEEDED(hres))
 889         hres = bsc->hres;
 890     if(FAILED(hres)) {
 891         IBindStatusCallback_Release(&bsc->bsc.IBindStatusCallback_iface);
 892         return hres;
 893     }
 894
 895     if(!bsc->bsc.readed) {
 896         *ret = NULL;
 897         return S_OK;
 898     }
 899
 900     switch(bsc->bsc.bom) {
 901     case BOM_UTF16:
 902         if(bsc->bsc.readed % sizeof(WCHAR)) {
 903             FIXME("The buffer is not a valid utf16 string\n");
 904             hres = E_FAIL;
 905             break;
 906         }
 907
 908         text = heap_alloc(bsc->bsc.readed+sizeof(WCHAR));
 909         if(!text) {
 910             hres = E_OUTOFMEMORY;
 911             break;
 912         }
 913
 914         memcpy(text, bsc->buf, bsc->bsc.readed);
 915         text[bsc->bsc.readed/sizeof(WCHAR)] = 0;
 916         break;
 917
 918     case BOM_UTF8:
 919     default: {
 920         DWORD len;
 921
 922         len = MultiByteToWideChar(CP_UTF8, 0, bsc->buf, bsc->bsc.readed, NULL, 0);
 923         text = heap_alloc((len+1)*sizeof(WCHAR));
 924         if(!text) {
 925             hres = E_OUTOFMEMORY;
 926             break;
 927         }
 928
 929         MultiByteToWideChar(CP_UTF8, 0, bsc->buf, bsc->bsc.readed, text, len);
 930         text[len] = 0;
 931     }
 932     }
 933
 934     IBindStatusCallback_Release(&bsc->bsc.IBindStatusCallback_iface);
 935     if(FAILED(hres))
 936         return hres;
 937
 938     *ret = text;
 939     return S_OK;
 940 }
 941
 942 static void parse_extern_script(ScriptHost *script_host, HTMLScriptElement *script_elem, LPCWSTR src)
 943 {
 944     WCHAR *text;
 945     IUri *uri;
 946     HRESULT hres;
 947
 948     static const WCHAR wine_schemaW[] = {'w','i','n','e',':'};
 949
 950     if(strlenW(src) > sizeof(wine_schemaW)/sizeof(WCHAR) && !memcmp(src, wine_schemaW, sizeof(wine_schemaW)))
 951         src += sizeof(wine_schemaW)/sizeof(WCHAR);
 952
 953     hres = create_uri(src, 0, &uri);
 954     if(FAILED(hres))
 955         return;
 956
 957     hres = bind_script_to_text(script_host->window, uri, script_elem, &text);
 958     IUri_Release(uri);
 959     if(FAILED(hres) || !text)
 960         return;
 961
 962     parse_elem_text(script_host, script_elem, text);
 963
 964     heap_free(text);
 965 }
 966
 967 static void parse_inline_script(ScriptHost *script_host, HTMLScriptElement *script_elem)
 968 {
 969     const PRUnichar *text;
 970     nsAString text_str;
 971     nsresult nsres;
 972
 973     nsAString_Init(&text_str, NULL);
 974     nsres = nsIDOMHTMLScriptElement_GetText(script_elem->nsscript, &text_str);
 975     nsAString_GetData(&text_str, &text);
 976
 977     if(NS_FAILED(nsres)) {
 978         ERR("GetText failed: %08x\n", nsres);
 979     }else if(*text) {
 980         parse_elem_text(script_host, script_elem, text);
 981     }
 982
 983     nsAString_Finish(&text_str);
 984 }
 985
 986 static void parse_script_elem(ScriptHost *script_host, HTMLScriptElement *script_elem)
 987 {
 988     nsAString src_str, event_str;
 989     const PRUnichar *src;
 990     nsresult nsres;
 991
 992     nsAString_Init(&event_str, NULL);
 993     nsres = nsIDOMHTMLScriptElement_GetEvent(script_elem->nsscript, &event_str);
 994     if(NS_SUCCEEDED(nsres)) {
 995         const PRUnichar *event;
 996
 997         nsAString_GetData(&event_str, &event);
 998         if(*event) {
 999             TRACE("deferring event %s script evaluation\n", debugstr_w(event));
1000             nsAString_Finish(&event_str);
1001             return;
1002         }
1003     }else {
1004         ERR("GetEvent failed: %08x\n", nsres);
1005     }
1006     nsAString_Finish(&event_str);
1007
1008     nsAString_Init(&src_str, NULL);
1009     nsres = nsIDOMHTMLScriptElement_GetSrc(script_elem->nsscript, &src_str);
1010     nsAString_GetData(&src_str, &src);
1011
1012     if(NS_FAILED(nsres)) {
1013         ERR("GetSrc failed: %08x\n", nsres);
1014     }else if(*src) {
1015         script_elem->parsed = TRUE;
1016         parse_extern_script(script_host, script_elem, src);
1017     }else {
1018         parse_inline_script(script_host, script_elem);
1019     }
1020
1021     nsAString_Finish(&src_str);
1022
1023     set_script_elem_readystate(script_elem, READYSTATE_COMPLETE);
1024 }
1025
1026 static GUID get_default_script_guid(HTMLInnerWindow *window)
1027 {
1028     /* If not specified, we should use very first script host that was created for the page (or JScript if none) */
1029     return list_empty(&window->script_hosts)
1030         ? CLSID_JScript
1031         : LIST_ENTRY(list_head(&window->script_hosts), ScriptHost, entry)->guid;
1032 }
1033
1034 static BOOL get_guid_from_type(LPCWSTR type, GUID *guid)
1035 {
1036     const WCHAR text_javascriptW[] =
1037         {'t','e','x','t','/','j','a','v','a','s','c','r','i','p','t',0};
1038     const WCHAR text_jscriptW[] =
1039         {'t','e','x','t','/','j','s','c','r','i','p','t',0};
1040     const WCHAR text_vbscriptW[] =
1041         {'t','e','x','t','/','v','b','s','c','r','i','p','t',0};
1042
1043     /* FIXME: Handle more types */
1044     if(!strcmpiW(type, text_javascriptW) || !strcmpiW(type, text_jscriptW)) {
1045         *guid = CLSID_JScript;
1046     }else if(!strcmpiW(type, text_vbscriptW)) {
1047         *guid = CLSID_VBScript;
1048     }else {
1049         FIXME("Unknown type %s\n", debugstr_w(type));
1050         return FALSE;
1051     }
1052
1053     return TRUE;
1054 }
1055
1056 static BOOL get_guid_from_language(LPCWSTR type, GUID *guid)
1057 {
1058     HRESULT hres;
1059
1060     hres = CLSIDFromProgID(type, guid);
1061     if(FAILED(hres))
1062         return FALSE;
1063
1064     /* FIXME: Check CATID_ActiveScriptParse */
1065
1066     return TRUE;
1067 }
1068
1069 static BOOL get_script_guid(HTMLInnerWindow *window, nsIDOMHTMLScriptElement *nsscript, GUID *guid)
1070 {
1071     nsIDOMHTMLElement *nselem;
1072     const PRUnichar *language;
1073     nsAString val_str;
1074     BOOL ret = FALSE;
1075     nsresult nsres;
1076
1077     static const PRUnichar languageW[] = {'l','a','n','g','u','a','g','e',0};
1078
1079     nsAString_Init(&val_str, NULL);
1080
1081     nsres = nsIDOMHTMLScriptElement_GetType(nsscript, &val_str);
1082     if(NS_SUCCEEDED(nsres)) {
1083         const PRUnichar *type;
1084
1085         nsAString_GetData(&val_str, &type);
1086         if(*type) {
1087             ret = get_guid_from_type(type, guid);
1088             nsAString_Finish(&val_str);
1089             return ret;
1090         }
1091     }else {
1092         ERR("GetType failed: %08x\n", nsres);
1093     }
1094
1095     nsres = nsIDOMHTMLScriptElement_QueryInterface(nsscript, &IID_nsIDOMHTMLElement, (void**)&nselem);
1096     assert(nsres == NS_OK);
1097
1098     nsres = get_elem_attr_value(nselem, languageW, &val_str, &language);
1099     nsIDOMHTMLElement_Release(nselem);
1100     if(NS_SUCCEEDED(nsres)) {
1101         if(*language) {
1102             ret = get_guid_from_language(language, guid);
1103         }else {
1104             *guid = get_default_script_guid(window);
1105             ret = TRUE;
1106         }
1107         nsAString_Finish(&val_str);
1108     }
1109
1110     return ret;
1111 }
1112
1113 static ScriptHost *get_script_host(HTMLInnerWindow *window, const GUID *guid)
1114 {
1115     ScriptHost *iter;
1116
1117     LIST_FOR_EACH_ENTRY(iter, &window->script_hosts, ScriptHost, entry) {
1118         if(IsEqualGUID(guid, &iter->guid))
1119             return iter;
1120     }
1121
1122     return create_script_host(window, guid);
1123 }
1124
1125 static ScriptHost *get_elem_script_host(HTMLInnerWindow *window, HTMLScriptElement *script_elem)
1126 {
1127     GUID guid;
1128
1129     if(!get_script_guid(window, script_elem->nsscript, &guid)) {
1130         WARN("Could not find script GUID\n");
1131         return NULL;
1132     }
1133
1134     if(IsEqualGUID(&CLSID_JScript, &guid)
1135        && (!window->base.outer_window || window->base.outer_window->scriptmode != SCRIPTMODE_ACTIVESCRIPT)) {
1136         TRACE("Ignoring JScript\n");
1137         return NULL;
1138     }
1139
1140     return get_script_host(window, &guid);
1141 }
1142
1143 void doc_insert_script(HTMLInnerWindow *window, HTMLScriptElement *script_elem)
1144 {
1145     ScriptHost *script_host;
1146
1147     script_host = get_elem_script_host(window, script_elem);
1148     if(!script_host)
1149         return;
1150
1151     if(script_host->parse)
1152         parse_script_elem(script_host, script_elem);
1153 }
1154
1155 IDispatch *script_parse_event(HTMLInnerWindow *window, LPCWSTR text)
1156 {
1157     ScriptHost *script_host;
1158     GUID guid;
1159     const WCHAR *ptr;
1160     IDispatch *disp;
1161     HRESULT hres;
1162
1163     static const WCHAR delimiterW[] = {'\"',0};
1164
1165     TRACE("%s\n", debugstr_w(text));
1166
1167     for(ptr = text; isalnumW(*ptr); ptr++);
1168     if(*ptr == ':') {
1169         LPWSTR language;
1170         BOOL b;
1171
1172         language = heap_alloc((ptr-text+1)*sizeof(WCHAR));
1173         if(!language)
1174             return NULL;
1175
1176         memcpy(language, text, (ptr-text)*sizeof(WCHAR));
1177         language[ptr-text] = 0;
1178
1179         b = get_guid_from_language(language, &guid);
1180
1181         heap_free(language);
1182
1183         if(!b) {
1184             WARN("Could not find language\n");
1185             return NULL;
1186         }
1187
1188         ptr++;
1189     }else {
1190         ptr = text;
1191         guid = get_default_script_guid(window);
1192     }
1193
1194     if(IsEqualGUID(&CLSID_JScript, &guid)
1195        && (!window->base.outer_window || window->base.outer_window->scriptmode != SCRIPTMODE_ACTIVESCRIPT)) {
1196         TRACE("Ignoring JScript\n");
1197         return NULL;
1198     }
1199
1200     script_host = get_script_host(window, &guid);
1201     if(!script_host || !script_host->parse_proc)
1202         return NULL;
1203
1204     hres = IActiveScriptParseProcedure2_ParseProcedureText(script_host->parse_proc, ptr, NULL, emptyW,
1205             NULL, NULL, delimiterW, 0 /* FIXME */, 0,
1206             SCRIPTPROC_HOSTMANAGESSOURCE|SCRIPTPROC_IMPLICIT_THIS|SCRIPTPROC_IMPLICIT_PARENTS, &disp);
1207     if(FAILED(hres)) {
1208         WARN("ParseProcedureText failed: %08x\n", hres);
1209         return NULL;
1210     }
1211
1212     TRACE("ret %p\n", disp);
1213     return disp;
1214 }
1215
1216 HRESULT exec_script(HTMLInnerWindow *window, const WCHAR *code, const WCHAR *lang, VARIANT *ret)
1217 {
1218     ScriptHost *script_host;
1219     EXCEPINFO ei;
1220     GUID guid;
1221     HRESULT hres;
1222
1223     static const WCHAR delimW[] = {'"',0};
1224
1225     if(!get_guid_from_language(lang, &guid)) {
1226         WARN("Could not find script GUID\n");
1227         return CO_E_CLASSSTRING;
1228     }
1229
1230     script_host = get_script_host(window, &guid);
1231     if(!script_host) {
1232         FIXME("No script host\n");
1233         return E_FAIL;
1234     }
1235
1236     if(!script_host->parse) {
1237         FIXME("script_host->parse == NULL\n");
1238         return E_FAIL;
1239     }
1240
1241     memset(&ei, 0, sizeof(ei));
1242     TRACE(">>>\n");
1243     hres = IActiveScriptParse_ParseScriptText(script_host->parse, code, NULL, NULL, delimW, 0, 0, SCRIPTTEXT_ISVISIBLE, ret, &ei);
1244     if(SUCCEEDED(hres))
1245         TRACE("<<<\n");
1246     else
1247         WARN("<<< %08x\n", hres);
1248
1249     return hres;
1250 }
1251
1252 IDispatch *get_script_disp(ScriptHost *script_host)
1253 {
1254     IDispatch *disp;
1255     HRESULT hres;
1256
1257     if(!script_host->script)
1258         return NULL;
1259
1260     hres = IActiveScript_GetScriptDispatch(script_host->script, windowW, &disp);
1261     if(FAILED(hres))
1262         return NULL;
1263
1264     return disp;
1265 }
1266
1267 static event_target_t **find_event_target(HTMLDocumentNode *doc, HTMLScriptElement *script_elem, HTMLDOMNode **ret_target_node)
1268 {
1269     HTMLDOMNode *target_node = NULL;
1270     event_target_t **target = NULL;
1271     const PRUnichar *target_id;
1272     nsAString target_id_str;
1273     nsresult nsres;
1274     HRESULT hres;
1275
1276     nsAString_Init(&target_id_str, NULL);
1277     nsres = nsIDOMHTMLScriptElement_GetHtmlFor(script_elem->nsscript, &target_id_str);
1278     if(NS_FAILED(nsres)) {
1279         ERR("GetScriptFor failed: %08x\n", nsres);
1280         nsAString_Finish(&target_id_str);
1281         return NULL;
1282     }
1283
1284     nsAString_GetData(&target_id_str, &target_id);
1285     if(!*target_id) {
1286         FIXME("Empty for attribute\n");
1287     }else if(!strcmpW(target_id, documentW)) {
1288         target = &doc->node.event_target;
1289         target_node = &doc->node;
1290         IHTMLDOMNode_AddRef(&target_node->IHTMLDOMNode_iface);
1291     }else if(!strcmpW(target_id, windowW)) {
1292         target = &doc->body_event_target;
1293     }else {
1294         HTMLElement *target_elem;
1295
1296         hres = get_doc_elem_by_id(doc, target_id, &target_elem);
1297         if(SUCCEEDED(hres) && target_elem) {
1298             target_node = &target_elem->node;
1299             target = &target_elem->node.event_target;
1300         }
1301     }
1302     nsAString_Finish(&target_id_str);
1303
1304     *ret_target_node = target_node;
1305     return target;
1306 }
1307
1308 static BOOL parse_event_str(WCHAR *event, const WCHAR **args)
1309 {
1310     WCHAR *ptr;
1311
1312     TRACE("%s\n", debugstr_w(event));
1313
1314     for(ptr = event; isalnumW(*ptr); ptr++);
1315     if(!*ptr) {
1316         *args = NULL;
1317         return TRUE;
1318     }
1319
1320     if(*ptr != '(')
1321         return FALSE;
1322
1323     *ptr++ = 0;
1324     *args = ptr;
1325     while(isalnumW(*ptr) || isspaceW(*ptr) || *ptr == ',')
1326         ptr++;
1327
1328     if(*ptr != ')')
1329         return FALSE;
1330
1331     *ptr++ = 0;
1332     return !*ptr;
1333 }
1334
1335 static IDispatch *parse_event_elem(HTMLDocumentNode *doc, HTMLScriptElement *script_elem, WCHAR **ret_event)
1336 {
1337     ScriptHost *script_host;
1338     WCHAR *event = NULL;
1339     const WCHAR *args;
1340     nsAString nsstr;
1341     IDispatch *disp;
1342     nsresult nsres;
1343     HRESULT hres;
1344
1345     if(script_elem->parsed)
1346         return NULL;
1347
1348     script_host = get_elem_script_host(doc->window, script_elem);
1349     if(!script_host || !script_host->parse_proc)
1350         return NULL;
1351
1352     nsAString_Init(&nsstr, NULL);
1353     nsres = nsIDOMHTMLScriptElement_GetEvent(script_elem->nsscript, &nsstr);
1354     if(NS_SUCCEEDED(nsres)) {
1355         const PRUnichar *event_val;
1356
1357         nsAString_GetData(&nsstr, &event_val);
1358         event = heap_strdupW(event_val);
1359     }
1360     nsAString_Finish(&nsstr);
1361     if(!event)
1362         return NULL;
1363
1364     if(!parse_event_str(event, &args)) {
1365         WARN("parsing %s failed\n", debugstr_w(event));
1366         heap_free(event);
1367         return NULL;
1368     }
1369
1370     nsAString_Init(&nsstr, NULL);
1371     nsres = nsIDOMHTMLScriptElement_GetText(script_elem->nsscript, &nsstr);
1372     if(NS_SUCCEEDED(nsres)) {
1373         const PRUnichar *text;
1374
1375         nsAString_GetData(&nsstr, &text);
1376         hres = IActiveScriptParseProcedure2_ParseProcedureText(script_host->parse_proc, text, args,
1377                 emptyW, NULL, NULL, script_endW, 0, 0,
1378                 SCRIPTPROC_HOSTMANAGESSOURCE|SCRIPTPROC_IMPLICIT_THIS|SCRIPTPROC_IMPLICIT_PARENTS, &disp);
1379         if(FAILED(hres))
1380             disp = NULL;
1381     }else {
1382         ERR("GetText failed: %08x\n", nsres);
1383         disp = NULL;
1384     }
1385     nsAString_Finish(&nsstr);
1386     if(!disp) {
1387         heap_free(event);
1388         return NULL;
1389     }
1390
1391     *ret_event = event;
1392     return disp;
1393 }
1394
1395 void bind_event_scripts(HTMLDocumentNode *doc)
1396 {
1397     HTMLPluginContainer *plugin_container;
1398     nsIDOMHTMLScriptElement *nsscript;
1399     HTMLScriptElement *script_elem;
1400     event_target_t **event_target;
1401     nsIDOMNodeList *node_list;
1402     HTMLDOMNode *target_node;
1403     nsIDOMNode *script_node;
1404     nsAString selector_str;
1405     IDispatch *event_disp;
1406     UINT32 length, i;
1407     WCHAR *event;
1408     nsresult nsres;
1409     HRESULT hres;
1410
1411     static const PRUnichar selectorW[] = {'s','c','r','i','p','t','[','e','v','e','n','t',']',0};
1412
1413     TRACE("%p\n", doc);
1414
1415     if(!doc->nsdoc)
1416         return;
1417
1418     nsAString_InitDepend(&selector_str, selectorW);
1419     nsres = nsIDOMHTMLDocument_QuerySelectorAll(doc->nsdoc, &selector_str, &node_list);
1420     nsAString_Finish(&selector_str);
1421     if(NS_FAILED(nsres)) {
1422         ERR("QuerySelectorAll failed: %08x\n", nsres);
1423         return;
1424     }
1425
1426     if(!node_list)
1427         return;
1428
1429     nsres = nsIDOMNodeList_GetLength(node_list, &length);
1430     assert(nsres == NS_OK);
1431
1432     for(i=0; i < length; i++) {
1433         nsres = nsIDOMNodeList_Item(node_list, i, &script_node);
1434         if(NS_FAILED(nsres) || !script_node) {
1435             ERR("Item(%d) failed: %08x\n", i, nsres);
1436             continue;
1437         }
1438
1439         nsres = nsIDOMNode_QueryInterface(script_node, &IID_nsIDOMHTMLScriptElement, (void**)&nsscript);
1440         assert(nsres == NS_OK);
1441         nsIDOMNode_Release(script_node);
1442
1443         hres = script_elem_from_nsscript(doc, nsscript, &script_elem);
1444         if(FAILED(hres))
1445             continue;
1446
1447         event_disp = parse_event_elem(doc, script_elem, &event);
1448         if(event_disp) {
1449             event_target = find_event_target(doc, script_elem, &target_node);
1450             if(event_target) {
1451                 if(target_node)
1452                     hres = IHTMLDOMNode_QueryInterface(&target_node->IHTMLDOMNode_iface, &IID_HTMLPluginContainer,
1453                             (void**)&plugin_container);
1454                 else
1455                     hres = E_NOINTERFACE;
1456
1457                 if(SUCCEEDED(hres))
1458                     bind_activex_event(doc, plugin_container, event, event_disp);
1459                 else
1460                     bind_node_event(doc, event_target, target_node, event, event_disp);
1461
1462                 if(target_node)
1463                     IHTMLDOMNode_Release(&target_node->IHTMLDOMNode_iface);
1464             }
1465
1466             heap_free(event);
1467             IDispatch_Release(event_disp);
1468         }
1469
1470         IHTMLScriptElement_Release(&script_elem->IHTMLScriptElement_iface);
1471     }
1472
1473     nsIDOMNodeList_Release(node_list);
1474 }
1475
1476 BOOL find_global_prop(HTMLInnerWindow *window, BSTR name, DWORD flags, ScriptHost **ret_host, DISPID *ret_id)
1477 {
1478     IDispatchEx *dispex;
1479     IDispatch *disp;
1480     ScriptHost *iter;
1481     HRESULT hres;
1482
1483     LIST_FOR_EACH_ENTRY(iter, &window->script_hosts, ScriptHost, entry) {
1484         disp = get_script_disp(iter);
1485         if(!disp)
1486             continue;
1487
1488         hres = IDispatch_QueryInterface(disp, &IID_IDispatchEx, (void**)&dispex);
1489         if(SUCCEEDED(hres)) {
1490             hres = IDispatchEx_GetDispID(dispex, name, flags & (~fdexNameEnsure), ret_id);
1491             IDispatchEx_Release(dispex);
1492         }else {
1493             FIXME("No IDispatchEx\n");
1494             hres = E_NOTIMPL;
1495         }
1496
1497         IDispatch_Release(disp);
1498         if(SUCCEEDED(hres)) {
1499             *ret_host = iter;
1500             return TRUE;
1501         }
1502     }
1503
1504     return FALSE;
1505 }
1506
1507 static BOOL is_jscript_available(void)
1508 {
1509     static BOOL available, checked;
1510
1511     if(!checked) {
1512         IUnknown *unk;
1513         HRESULT hres = CoGetClassObject(&CLSID_JScript, CLSCTX_INPROC_SERVER, NULL, &IID_IUnknown, (void**)&unk);
1514
1515         if(SUCCEEDED(hres)) {
1516             available = TRUE;
1517             IUnknown_Release(unk);
1518         }else {
1519             available = FALSE;
1520         }
1521         checked = TRUE;
1522     }
1523
1524     return available;
1525 }
1526
1527 void set_script_mode(HTMLOuterWindow *window, SCRIPTMODE mode)
1528 {
1529     nsIWebBrowserSetup *setup;
1530     nsresult nsres;
1531
1532     if(mode == SCRIPTMODE_ACTIVESCRIPT && !is_jscript_available()) {
1533         TRACE("jscript.dll not available\n");
1534         window->scriptmode = SCRIPTMODE_GECKO;
1535         return;
1536     }
1537
1538     window->scriptmode = mode;
1539
1540     if(!window->doc_obj->nscontainer || !window->doc_obj->nscontainer->webbrowser)
1541         return;
1542
1543     nsres = nsIWebBrowser_QueryInterface(window->doc_obj->nscontainer->webbrowser,
1544             &IID_nsIWebBrowserSetup, (void**)&setup);
1545     if(NS_SUCCEEDED(nsres)) {
1546         nsres = nsIWebBrowserSetup_SetProperty(setup, SETUP_ALLOW_JAVASCRIPT,
1547                 window->scriptmode == SCRIPTMODE_GECKO);
1548
1549         if(NS_SUCCEEDED(nsres))
1550             nsres = nsIWebBrowserSetup_SetProperty(setup, SETUP_DISABLE_NOSCRIPT, TRUE);
1551
1552         nsIWebBrowserSetup_Release(setup);
1553     }
1554
1555     if(NS_FAILED(nsres))
1556         ERR("JavaScript setup failed: %08x\n", nsres);
1557 }
1558
1559 void release_script_hosts(HTMLInnerWindow *window)
1560 {
1561     script_queue_entry_t *queue_iter;
1562     ScriptHost *iter;
1563
1564     while(!list_empty(&window->script_queue)) {
1565         queue_iter = LIST_ENTRY(list_head(&window->script_queue), script_queue_entry_t, entry);
1566
1567         list_remove(&queue_iter->entry);
1568         IHTMLScriptElement_Release(&queue_iter->script->IHTMLScriptElement_iface);
1569         heap_free(queue_iter);
1570     }
1571
1572     while(!list_empty(&window->script_hosts)) {
1573         iter = LIST_ENTRY(list_head(&window->script_hosts), ScriptHost, entry);
1574
1575         release_script_engine(iter);
1576         list_remove(&iter->entry);
1577         iter->window = NULL;
1578         IActiveScriptSite_Release(&iter->IActiveScriptSite_iface);
1579     }
1580 }