dlls/shdocvw/navigate.c

   1 /*
   2  * Copyright 2006-2007 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 #define NONAMELESSUNION
  20 #define NONAMELESSSTRUCT
  21
  22 #include "wine/debug.h"
  23
  24 #include "shdocvw.h"
  25 #include "exdispid.h"
  26 #include "shellapi.h"
  27 #include "winreg.h"
  28 #include "shlwapi.h"
  29 #include "wininet.h"
  30
  31 WINE_DEFAULT_DEBUG_CHANNEL(shdocvw);
  32
  33 static const WCHAR emptyW[] = {0};
  34
  35 typedef struct {
  36     const IBindStatusCallbackVtbl  *lpBindStatusCallbackVtbl;
  37     const IHttpNegotiateVtbl       *lpHttpNegotiateVtbl;
  38
  39     LONG ref;
  40
  41     DocHost *doc_host;
  42
  43     LPWSTR url;
  44     HGLOBAL post_data;
  45     BSTR headers;
  46     ULONG post_data_len;
  47 } BindStatusCallback;
  48
  49 #define BINDSC(x)  ((IBindStatusCallback*) &(x)->lpBindStatusCallbackVtbl)
  50 #define HTTPNEG(x) ((IHttpNegotiate*)      &(x)->lpHttpNegotiateVtbl)
  51
  52 static void dump_BINDINFO(BINDINFO *bi)
  53 {
  54     static const char * const BINDINFOF_str[] = {
  55         "#0",
  56         "BINDINFOF_URLENCODESTGMEDDATA",
  57         "BINDINFOF_URLENCODEDEXTRAINFO"
  58     };
  59
  60     static const char * const BINDVERB_str[] = {
  61         "BINDVERB_GET",
  62         "BINDVERB_POST",
  63         "BINDVERB_PUT",
  64         "BINDVERB_CUSTOM"
  65     };
  66
  67     TRACE("\n"
  68             "BINDINFO = {\n"
  69             "    %d, %s,\n"
  70             "    {%d, %p, %p},\n"
  71             "    %s,\n"
  72             "    %s,\n"
  73             "    %s,\n"
  74             "    %d, %08x, %d, %d\n"
  75             "    {%d %p %x},\n"
  76             "    %s\n"
  77             "    %p, %d\n"
  78             "}\n",
  79
  80             bi->cbSize, debugstr_w(bi->szExtraInfo),
  81             bi->stgmedData.tymed, bi->stgmedData.u.hGlobal, bi->stgmedData.pUnkForRelease,
  82             bi->grfBindInfoF > BINDINFOF_URLENCODEDEXTRAINFO
  83                 ? "unknown" : BINDINFOF_str[bi->grfBindInfoF],
  84             bi->dwBindVerb > BINDVERB_CUSTOM
  85                 ? "unknown" : BINDVERB_str[bi->dwBindVerb],
  86             debugstr_w(bi->szCustomVerb),
  87             bi->cbstgmedData, bi->dwOptions, bi->dwOptionsFlags, bi->dwCodePage,
  88             bi->securityAttributes.nLength,
  89             bi->securityAttributes.lpSecurityDescriptor,
  90             bi->securityAttributes.bInheritHandle,
  91             debugstr_guid(&bi->iid),
  92             bi->pUnk, bi->dwReserved
  93             );
  94 }
  95
  96 static void set_status_text(BindStatusCallback *This, LPCWSTR str)
  97 {
  98     VARIANTARG arg;
  99     DISPPARAMS dispparams = {&arg, NULL, 1, 0};
 100
 101     if(!This->doc_host)
 102         return;
 103
 104     V_VT(&arg) = VT_BSTR;
 105     V_BSTR(&arg) = str ? SysAllocString(str) : NULL;
 106     call_sink(This->doc_host->cps.wbe2, DISPID_STATUSTEXTCHANGE, &dispparams);
 107     VariantClear(&arg);
 108
 109     if(This->doc_host->frame)
 110         IOleInPlaceFrame_SetStatusText(This->doc_host->frame, str);
 111 }
 112
 113 #define BINDSC_THIS(iface) DEFINE_THIS(BindStatusCallback, BindStatusCallback, iface)
 114
 115 static HRESULT WINAPI BindStatusCallback_QueryInterface(IBindStatusCallback *iface,
 116                                                         REFIID riid, void **ppv)
 117 {
 118     BindStatusCallback *This = BINDSC_THIS(iface);
 119
 120     *ppv = NULL;
 121
 122     if(IsEqualGUID(&IID_IUnknown, riid)) {
 123         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
 124         *ppv = BINDSC(This);
 125     }else if(IsEqualGUID(&IID_IBindStatusCallback, riid)) {
 126         TRACE("(%p)->(IID_IBindStatusCallback %p)\n", This, ppv);
 127         *ppv = BINDSC(This);
 128     }else if(IsEqualGUID(&IID_IHttpNegotiate, riid)) {
 129         TRACE("(%p)->(IID_IHttpNegotiate %p)\n", This, ppv);
 130         *ppv = HTTPNEG(This);
 131     }
 132
 133     if(*ppv) {
 134         IBindStatusCallback_AddRef(BINDSC(This));
 135         return S_OK;
 136     }
 137
 138     WARN("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
 139     return E_NOINTERFACE;
 140 }
 141
 142 static ULONG WINAPI BindStatusCallback_AddRef(IBindStatusCallback *iface)
 143 {
 144     BindStatusCallback *This = BINDSC_THIS(iface);
 145     LONG ref = InterlockedIncrement(&This->ref);
 146
 147     TRACE("(%p) ref=%d\n", This, ref);
 148
 149     return ref;
 150 }
 151
 152 static ULONG WINAPI BindStatusCallback_Release(IBindStatusCallback *iface)
 153 {
 154     BindStatusCallback *This = BINDSC_THIS(iface);
 155     LONG ref = InterlockedDecrement(&This->ref);
 156
 157     TRACE("(%p) ref=%d\n", This, ref);
 158
 159     if(!ref) {
 160         if(This->doc_host)
 161             IOleClientSite_Release(CLIENTSITE(This->doc_host));
 162         if(This->post_data)
 163             GlobalFree(This->post_data);
 164         SysFreeString(This->headers);
 165         heap_free(This->url);
 166         heap_free(This);
 167     }
 168
 169     return ref;
 170 }
 171
 172 static HRESULT WINAPI BindStatusCallback_OnStartBinding(IBindStatusCallback *iface,
 173        DWORD dwReserved, IBinding *pbind)
 174 {
 175     BindStatusCallback *This = BINDSC_THIS(iface);
 176
 177     TRACE("(%p)->(%d %p)\n", This, dwReserved, pbind);
 178
 179     return S_OK;
 180 }
 181
 182 static HRESULT WINAPI BindStatusCallback_GetPriority(IBindStatusCallback *iface,
 183        LONG *pnPriority)
 184 {
 185     BindStatusCallback *This = BINDSC_THIS(iface);
 186     FIXME("(%p)->(%p)\n", This, pnPriority);
 187     return E_NOTIMPL;
 188 }
 189
 190 static HRESULT WINAPI BindStatusCallback_OnLowResource(IBindStatusCallback *iface,
 191        DWORD reserved)
 192 {
 193     BindStatusCallback *This = BINDSC_THIS(iface);
 194     FIXME("(%p)->(%d)\n", This, reserved);
 195     return E_NOTIMPL;
 196 }
 197
 198 static HRESULT WINAPI BindStatusCallback_OnProgress(IBindStatusCallback *iface,
 199         ULONG ulProgress, ULONG ulProgressMax, ULONG ulStatusCode, LPCWSTR szStatusText)
 200 {
 201     BindStatusCallback *This = BINDSC_THIS(iface);
 202
 203     TRACE("(%p)->(%d %d %d %s)\n", This, ulProgress, ulProgressMax, ulStatusCode,
 204           debugstr_w(szStatusText));
 205
 206     switch(ulStatusCode) {
 207     case BINDSTATUS_BEGINDOWNLOADDATA:
 208         set_status_text(This, szStatusText); /* FIXME: "Start downloading from site: %s" */
 209         return S_OK;
 210     case BINDSTATUS_ENDDOWNLOADDATA:
 211         set_status_text(This, szStatusText); /* FIXME: "Downloading from site: %s" */
 212         return S_OK;
 213     case BINDSTATUS_CLASSIDAVAILABLE:
 214     case BINDSTATUS_MIMETYPEAVAILABLE:
 215     case BINDSTATUS_BEGINSYNCOPERATION:
 216     case BINDSTATUS_ENDSYNCOPERATION:
 217         return S_OK;
 218     default:
 219         FIXME("status code %u\n", ulStatusCode);
 220     }
 221
 222     return S_OK;
 223 }
 224
 225 static HRESULT WINAPI BindStatusCallback_OnStopBinding(IBindStatusCallback *iface,
 226         HRESULT hresult, LPCWSTR szError)
 227 {
 228     BindStatusCallback *This = BINDSC_THIS(iface);
 229
 230     TRACE("(%p)->(%08x %s)\n", This, hresult, debugstr_w(szError));
 231
 232     set_status_text(This, emptyW);
 233
 234     if(This->doc_host) {
 235         IOleClientSite_Release(CLIENTSITE(This->doc_host));
 236         This->doc_host = NULL;
 237     }
 238
 239     return S_OK;
 240 }
 241
 242 static HRESULT WINAPI BindStatusCallback_GetBindInfo(IBindStatusCallback *iface,
 243         DWORD *grfBINDF, BINDINFO *pbindinfo)
 244 {
 245     BindStatusCallback *This = BINDSC_THIS(iface);
 246
 247     TRACE("(%p)->(%p %p)\n", This, grfBINDF, pbindinfo);
 248
 249     *grfBINDF = BINDF_ASYNCHRONOUS;
 250
 251     if(This->post_data) {
 252         pbindinfo->dwBindVerb = BINDVERB_POST;
 253
 254         pbindinfo->stgmedData.tymed = TYMED_HGLOBAL;
 255         pbindinfo->stgmedData.u.hGlobal = This->post_data;
 256         pbindinfo->cbstgmedData = This->post_data_len;
 257         pbindinfo->stgmedData.pUnkForRelease = (IUnknown*)BINDSC(This);
 258         IBindStatusCallback_AddRef(BINDSC(This));
 259     }
 260
 261     return S_OK;
 262 }
 263
 264 static HRESULT WINAPI BindStatusCallback_OnDataAvailable(IBindStatusCallback *iface,
 265         DWORD grfBSCF, DWORD dwSize, FORMATETC *pformatetc, STGMEDIUM *pstgmed)
 266 {
 267     BindStatusCallback *This = BINDSC_THIS(iface);
 268     FIXME("(%p)->(%08x %d %p %p)\n", This, grfBSCF, dwSize, pformatetc, pstgmed);
 269     return E_NOTIMPL;
 270 }
 271
 272 static HRESULT WINAPI BindStatusCallback_OnObjectAvailable(IBindStatusCallback *iface,
 273         REFIID riid, IUnknown *punk)
 274 {
 275     BindStatusCallback *This = BINDSC_THIS(iface);
 276
 277     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), punk);
 278
 279     return dochost_object_available(This->doc_host, punk);
 280 }
 281
 282 #undef BSC_THIS
 283
 284 static const IBindStatusCallbackVtbl BindStatusCallbackVtbl = {
 285     BindStatusCallback_QueryInterface,
 286     BindStatusCallback_AddRef,
 287     BindStatusCallback_Release,
 288     BindStatusCallback_OnStartBinding,
 289     BindStatusCallback_GetPriority,
 290     BindStatusCallback_OnLowResource,
 291     BindStatusCallback_OnProgress,
 292     BindStatusCallback_OnStopBinding,
 293     BindStatusCallback_GetBindInfo,
 294     BindStatusCallback_OnDataAvailable,
 295     BindStatusCallback_OnObjectAvailable
 296 };
 297
 298 #define HTTPNEG_THIS(iface) DEFINE_THIS(BindStatusCallback, HttpNegotiate, iface)
 299
 300 static HRESULT WINAPI HttpNegotiate_QueryInterface(IHttpNegotiate *iface,
 301                                                    REFIID riid, void **ppv)
 302 {
 303     BindStatusCallback *This = HTTPNEG_THIS(iface);
 304     return IBindStatusCallback_QueryInterface(BINDSC(This), riid, ppv);
 305 }
 306
 307 static ULONG WINAPI HttpNegotiate_AddRef(IHttpNegotiate *iface)
 308 {
 309     BindStatusCallback *This = HTTPNEG_THIS(iface);
 310     return IBindStatusCallback_AddRef(BINDSC(This));
 311 }
 312
 313 static ULONG WINAPI HttpNegotiate_Release(IHttpNegotiate *iface)
 314 {
 315     BindStatusCallback *This = HTTPNEG_THIS(iface);
 316     return IBindStatusCallback_Release(BINDSC(This));
 317 }
 318
 319 static HRESULT WINAPI HttpNegotiate_BeginningTransaction(IHttpNegotiate *iface,
 320         LPCWSTR szURL, LPCWSTR szHeaders, DWORD dwReserved, LPWSTR *pszAdditionalHeaders)
 321 {
 322     BindStatusCallback *This = HTTPNEG_THIS(iface);
 323
 324     TRACE("(%p)->(%s %s %d %p)\n", This, debugstr_w(szURL), debugstr_w(szHeaders),
 325           dwReserved, pszAdditionalHeaders);
 326
 327     if(This->headers) {
 328         int size = (strlenW(This->headers)+1)*sizeof(WCHAR);
 329         *pszAdditionalHeaders = CoTaskMemAlloc(size);
 330         memcpy(*pszAdditionalHeaders, This->headers, size);
 331     }
 332
 333     return S_OK;
 334 }
 335
 336 static HRESULT WINAPI HttpNegotiate_OnResponse(IHttpNegotiate *iface,
 337         DWORD dwResponseCode, LPCWSTR szResponseHeaders, LPCWSTR szRequestHeaders,
 338         LPWSTR *pszAdditionalRequestHeaders)
 339 {
 340     BindStatusCallback *This = HTTPNEG_THIS(iface);
 341     TRACE("(%p)->(%d %s %s %p)\n", This, dwResponseCode, debugstr_w(szResponseHeaders),
 342           debugstr_w(szRequestHeaders), pszAdditionalRequestHeaders);
 343     return S_OK;
 344 }
 345
 346 #undef HTTPNEG_THIS
 347
 348 static const IHttpNegotiateVtbl HttpNegotiateVtbl = {
 349     HttpNegotiate_QueryInterface,
 350     HttpNegotiate_AddRef,
 351     HttpNegotiate_Release,
 352     HttpNegotiate_BeginningTransaction,
 353     HttpNegotiate_OnResponse
 354 };
 355
 356 static BindStatusCallback *create_callback(DocHost *doc_host, LPCWSTR url, PBYTE post_data,
 357         ULONG post_data_len, LPCWSTR headers)
 358 {
 359     BindStatusCallback *ret = heap_alloc(sizeof(BindStatusCallback));
 360
 361     ret->lpBindStatusCallbackVtbl = &BindStatusCallbackVtbl;
 362     ret->lpHttpNegotiateVtbl      = &HttpNegotiateVtbl;
 363
 364     ret->ref = 1;
 365     ret->url = heap_strdupW(url);
 366     ret->post_data = NULL;
 367     ret->post_data_len = post_data_len;
 368     ret->headers = headers ? SysAllocString(headers) : NULL;
 369
 370     ret->doc_host = doc_host;
 371     IOleClientSite_AddRef(CLIENTSITE(doc_host));
 372
 373     if(post_data) {
 374         ret->post_data = GlobalAlloc(0, post_data_len);
 375         memcpy(ret->post_data, post_data, post_data_len);
 376     }
 377
 378     return ret;
 379 }
 380
 381 static void on_before_navigate2(DocHost *This, LPCWSTR url, const BYTE *post_data,
 382                                 ULONG post_data_len, LPWSTR headers, VARIANT_BOOL *cancel)
 383 {
 384     VARIANT var_url, var_flags, var_frame_name, var_post_data, var_post_data2, var_headers;
 385     DISPPARAMS dispparams;
 386     VARIANTARG params[7];
 387
 388     dispparams.cArgs = 7;
 389     dispparams.cNamedArgs = 0;
 390     dispparams.rgdispidNamedArgs = NULL;
 391     dispparams.rgvarg = params;
 392
 393     This->busy = VARIANT_TRUE;
 394
 395     V_VT(params) = VT_BOOL|VT_BYREF;
 396     V_BOOLREF(params) = cancel;
 397
 398     V_VT(params+1) = (VT_BYREF|VT_VARIANT);
 399     V_VARIANTREF(params+1) = &var_headers;
 400     V_VT(&var_headers) = VT_BSTR;
 401     V_BSTR(&var_headers) = headers;
 402
 403     V_VT(params+2) = (VT_BYREF|VT_VARIANT);
 404     V_VARIANTREF(params+2) = &var_post_data2;
 405     V_VT(&var_post_data2) = (VT_BYREF|VT_VARIANT);
 406     V_VARIANTREF(&var_post_data2) = &var_post_data;
 407     VariantInit(&var_post_data);
 408
 409     if(post_data_len) {
 410         SAFEARRAYBOUND bound = {post_data_len, 0};
 411         void *data;
 412
 413         V_VT(&var_post_data) = VT_UI1|VT_ARRAY;
 414         V_ARRAY(&var_post_data) = SafeArrayCreate(VT_UI1, 1, &bound);
 415
 416         SafeArrayAccessData(V_ARRAY(&var_post_data), &data);
 417         memcpy(data, post_data, post_data_len);
 418         SafeArrayUnaccessData(V_ARRAY(&var_post_data));
 419     }
 420
 421     V_VT(params+3) = (VT_BYREF|VT_VARIANT);
 422     V_VARIANTREF(params+3) = &var_frame_name;
 423     V_VT(&var_frame_name) = VT_BSTR;
 424     V_BSTR(&var_frame_name) = NULL;
 425
 426     V_VT(params+4) = (VT_BYREF|VT_VARIANT);
 427     V_VARIANTREF(params+4) = &var_flags;
 428     V_VT(&var_flags) = VT_I4;
 429     V_I4(&var_flags) = 0;
 430
 431     V_VT(params+5) = (VT_BYREF|VT_VARIANT);
 432     V_VARIANTREF(params+5) = &var_url;
 433     V_VT(&var_url) = VT_BSTR;
 434     V_BSTR(&var_url) = SysAllocString(url);
 435
 436     V_VT(params+6) = (VT_DISPATCH);
 437     V_DISPATCH(params+6) = This->disp;
 438
 439     call_sink(This->cps.wbe2, DISPID_BEFORENAVIGATE2, &dispparams);
 440
 441     SysFreeString(V_BSTR(&var_url));
 442     if(post_data_len)
 443         SafeArrayDestroy(V_ARRAY(&var_post_data));
 444 }
 445
 446 /* FIXME: urlmon should handle it */
 447 static BOOL try_application_url(LPCWSTR url)
 448 {
 449     SHELLEXECUTEINFOW exec_info;
 450     WCHAR app[64];
 451     HKEY hkey;
 452     DWORD res, type;
 453     HRESULT hres;
 454
 455     static const WCHAR wszURLProtocol[] = {'U','R','L',' ','P','r','o','t','o','c','o','l',0};
 456
 457     hres = CoInternetParseUrl(url, PARSE_SCHEMA, 0, app, sizeof(app)/sizeof(WCHAR), NULL, 0);
 458     if(FAILED(hres))
 459         return FALSE;
 460
 461     res = RegOpenKeyW(HKEY_CLASSES_ROOT, app, &hkey);
 462     if(res != ERROR_SUCCESS)
 463         return FALSE;
 464
 465     res = RegQueryValueExW(hkey, wszURLProtocol, NULL, &type, NULL, NULL);
 466     RegCloseKey(hkey);
 467     if(res != ERROR_SUCCESS || type != REG_SZ)
 468         return FALSE;
 469
 470     TRACE("openning application %s\n", debugstr_w(app));
 471
 472     memset(&exec_info, 0, sizeof(exec_info));
 473     exec_info.cbSize = sizeof(exec_info);
 474     exec_info.lpFile = url;
 475     exec_info.nShow = SW_SHOW;
 476
 477     return ShellExecuteExW(&exec_info);
 478 }
 479
 480 static HRESULT create_moniker(LPCWSTR url, IMoniker **mon)
 481 {
 482     WCHAR new_url[INTERNET_MAX_URL_LENGTH];
 483     DWORD size;
 484     HRESULT hres;
 485
 486     if(PathIsURLW(url))
 487         return CreateURLMoniker(NULL, url, mon);
 488
 489     if(url[1] == ':') {
 490         size = sizeof(new_url);
 491         hres = UrlCreateFromPathW(url, new_url, &size, 0);
 492         if(FAILED(hres)) {
 493             WARN("UrlCreateFromPathW failed: %08x\n", hres);
 494             return hres;
 495         }
 496     }else {
 497         size = sizeof(new_url);
 498         hres = UrlApplySchemeW(url, new_url, &size, URL_APPLY_GUESSSCHEME);
 499         TRACE("got %s\n", debugstr_w(new_url));
 500         if(FAILED(hres)) {
 501             WARN("UrlApplyScheme failed: %08x\n", hres);
 502             return hres;
 503         }
 504     }
 505
 506     return CreateURLMoniker(NULL, new_url, mon);
 507 }
 508
 509 static HRESULT bind_to_object(DocHost *This, IMoniker *mon, LPCWSTR url, IBindCtx *bindctx,
 510                               IBindStatusCallback *callback)
 511 {
 512     IUnknown *unk = NULL;
 513     HRESULT hres;
 514
 515     if(mon) {
 516         IMoniker_AddRef(mon);
 517     }else {
 518         hres = create_moniker(url, &mon);
 519         if(FAILED(hres))
 520             return hres;
 521     }
 522
 523     CoTaskMemFree(This->url);
 524     hres = IMoniker_GetDisplayName(mon, 0, NULL, &This->url);
 525     if(FAILED(hres))
 526         FIXME("GetDisplayName failed: %08x\n", hres);
 527
 528     IBindCtx_RegisterObjectParam(bindctx, (LPOLESTR)SZ_HTML_CLIENTSITE_OBJECTPARAM,
 529                                  (IUnknown*)CLIENTSITE(This));
 530
 531     hres = IMoniker_BindToObject(mon, bindctx, NULL, &IID_IUnknown, (void**)&unk);
 532     if(SUCCEEDED(hres)) {
 533         hres = S_OK;
 534         if(unk)
 535             IUnknown_Release(unk);
 536     }else if(try_application_url(url)) {
 537         hres = S_OK;
 538     }else {
 539         FIXME("BindToObject failed: %08x\n", hres);
 540     }
 541
 542     IMoniker_Release(mon);
 543     return S_OK;
 544 }
 545
 546 static HRESULT navigate_bsc(DocHost *This, BindStatusCallback *bsc, IMoniker *mon)
 547 {
 548     IBindCtx *bindctx;
 549     VARIANT_BOOL cancel = VARIANT_FALSE;
 550     HRESULT hres;
 551
 552     This->ready_state = READYSTATE_LOADING;
 553
 554     on_before_navigate2(This, bsc->url, bsc->post_data, bsc->post_data_len, bsc->headers, &cancel);
 555     if(cancel) {
 556         FIXME("Navigation canceled\n");
 557         return S_OK;
 558     }
 559
 560     if(This->document)
 561         deactivate_document(This);
 562
 563     CreateAsyncBindCtx(0, BINDSC(bsc), 0, &bindctx);
 564
 565     if(This->frame)
 566         IOleInPlaceFrame_EnableModeless(This->frame, FALSE);
 567
 568     hres = bind_to_object(This, mon, bsc->url, bindctx, BINDSC(bsc));
 569
 570     if(This->frame)
 571         IOleInPlaceFrame_EnableModeless(This->frame, TRUE);
 572
 573     IBindCtx_Release(bindctx);
 574
 575     return hres;
 576 }
 577
 578 typedef struct {
 579     task_header_t header;
 580     BindStatusCallback *bsc;
 581 } task_navigate_bsc_t;
 582
 583 static void navigate_bsc_proc(DocHost *This, task_header_t *t)
 584 {
 585     task_navigate_bsc_t *task = (task_navigate_bsc_t*)t;
 586
 587     if(!This->hwnd)
 588         create_doc_view_hwnd(This);
 589
 590     navigate_bsc(This, task->bsc, NULL);
 591
 592     IBindStatusCallback_Release(BINDSC(task->bsc));
 593 }
 594
 595
 596 HRESULT navigate_url(DocHost *This, LPCWSTR url, const VARIANT *Flags,
 597                      const VARIANT *TargetFrameName, VARIANT *PostData, VARIANT *Headers)
 598 {
 599     task_navigate_bsc_t *task;
 600     PBYTE post_data = NULL;
 601     ULONG post_data_len = 0;
 602     LPWSTR headers = NULL;
 603
 604     TRACE("navigating to %s\n", debugstr_w(url));
 605
 606     if((Flags && V_VT(Flags) != VT_EMPTY)
 607        || (TargetFrameName && V_VT(TargetFrameName) != VT_EMPTY))
 608         FIXME("Unsupported args (Flags %p:%d; TargetFrameName %p:%d)\n",
 609                 Flags, Flags ? V_VT(Flags) : -1, TargetFrameName,
 610                 TargetFrameName ? V_VT(TargetFrameName) : -1);
 611
 612     if(PostData) {
 613         TRACE("PostData vt=%d\n", V_VT(PostData));
 614
 615         if(V_VT(PostData) == (VT_ARRAY | VT_UI1)) {
 616             SafeArrayAccessData(V_ARRAY(PostData), (void**)&post_data);
 617             post_data_len = V_ARRAY(PostData)->rgsabound[0].cElements;
 618         }
 619     }
 620
 621     if(Headers && V_VT(Headers) != VT_EMPTY && V_VT(Headers) != VT_ERROR) {
 622         if(V_VT(Headers) != VT_BSTR)
 623             return E_INVALIDARG;
 624
 625         headers = V_BSTR(Headers);
 626         TRACE("Headers: %s\n", debugstr_w(headers));
 627     }
 628
 629     task = heap_alloc(sizeof(*task));
 630     task->bsc = create_callback(This, url, post_data, post_data_len, headers);
 631
 632     if(post_data)
 633         SafeArrayUnaccessData(V_ARRAY(PostData));
 634
 635     push_dochost_task(This, &task->header, navigate_bsc_proc, This->url == NULL);
 636
 637     return S_OK;
 638 }
 639
 640 static HRESULT navigate_hlink(DocHost *This, IMoniker *mon, IBindCtx *bindctx,
 641                               IBindStatusCallback *callback)
 642 {
 643     IHttpNegotiate *http_negotiate;
 644     BindStatusCallback *bsc;
 645     PBYTE post_data = NULL;
 646     ULONG post_data_len = 0;
 647     LPWSTR headers = NULL, url;
 648     BINDINFO bindinfo;
 649     DWORD bindf = 0;
 650     HRESULT hres;
 651
 652     hres = IBindStatusCallback_QueryInterface(callback, &IID_IHttpNegotiate,
 653                                               (void**)&http_negotiate);
 654     if(SUCCEEDED(hres)) {
 655         static const WCHAR null_string[] = {0};
 656
 657         IHttpNegotiate_BeginningTransaction(http_negotiate, null_string, null_string, 0,
 658                                             &headers);
 659         IHttpNegotiate_Release(http_negotiate);
 660     }
 661
 662     memset(&bindinfo, 0, sizeof(bindinfo));
 663     bindinfo.cbSize = sizeof(bindinfo);
 664
 665     hres = IBindStatusCallback_GetBindInfo(callback, &bindf, &bindinfo);
 666     dump_BINDINFO(&bindinfo);
 667     if(bindinfo.dwBindVerb == BINDVERB_POST) {
 668         post_data_len = bindinfo.cbstgmedData;
 669         if(post_data_len)
 670             post_data = bindinfo.stgmedData.u.hGlobal;
 671     }
 672
 673     hres = IMoniker_GetDisplayName(mon, 0, NULL, &url);
 674     if(FAILED(hres))
 675         FIXME("GetDisplayName failed: %08x\n", hres);
 676
 677     bsc = create_callback(This, url, post_data, post_data_len, headers);
 678     CoTaskMemFree(url);
 679
 680     hres = navigate_bsc(This, bsc, mon);
 681
 682     IBindStatusCallback_Release(BINDSC(bsc));
 683     CoTaskMemFree(headers);
 684     ReleaseBindInfo(&bindinfo);
 685
 686     return hres;
 687 }
 688
 689 HRESULT go_home(DocHost *This)
 690 {
 691     HKEY hkey;
 692     DWORD res, type, size;
 693     WCHAR wszPageName[MAX_PATH];
 694     static const WCHAR wszAboutBlank[] = {'a','b','o','u','t',':','b','l','a','n','k',0};
 695     static const WCHAR wszStartPage[] = {'S','t','a','r','t',' ','P','a','g','e',0};
 696     static const WCHAR wszSubKey[] = {'S','o','f','t','w','a','r','e','\\',
 697                                       'M','i','c','r','o','s','o','f','t','\\',
 698                                       'I','n','t','e','r','n','e','t',' ','E','x','p','l','o','r','e','r','\\',
 699                                       'M','a','i','n',0};
 700
 701     res = RegOpenKeyW(HKEY_CURRENT_USER, wszSubKey, &hkey);
 702     if (res != ERROR_SUCCESS)
 703         return navigate_url(This, wszAboutBlank, NULL, NULL, NULL, NULL);
 704
 705     size = sizeof(wszPageName);
 706     res = RegQueryValueExW(hkey, wszStartPage, NULL, &type, (LPBYTE)wszPageName, &size);
 707     RegCloseKey(hkey);
 708     if (res != ERROR_SUCCESS || type != REG_SZ)
 709         return navigate_url(This, wszAboutBlank, NULL, NULL, NULL, NULL);
 710
 711     return navigate_url(This, wszPageName, NULL, NULL, NULL, NULL);
 712 }
 713
 714 #define HLINKFRAME_THIS(iface) DEFINE_THIS(WebBrowser, HlinkFrame, iface)
 715
 716 static HRESULT WINAPI HlinkFrame_QueryInterface(IHlinkFrame *iface, REFIID riid, void **ppv)
 717 {
 718     WebBrowser *This = HLINKFRAME_THIS(iface);
 719     return IWebBrowser2_QueryInterface(WEBBROWSER2(This), riid, ppv);
 720 }
 721
 722 static ULONG WINAPI HlinkFrame_AddRef(IHlinkFrame *iface)
 723 {
 724     WebBrowser *This = HLINKFRAME_THIS(iface);
 725     return IWebBrowser2_AddRef(WEBBROWSER2(This));
 726 }
 727
 728 static ULONG WINAPI HlinkFrame_Release(IHlinkFrame *iface)
 729 {
 730     WebBrowser *This = HLINKFRAME_THIS(iface);
 731     return IWebBrowser2_Release(WEBBROWSER2(This));
 732 }
 733
 734 static HRESULT WINAPI HlinkFrame_SetBrowseContext(IHlinkFrame *iface,
 735                                                   IHlinkBrowseContext *pihlbc)
 736 {
 737     WebBrowser *This = HLINKFRAME_THIS(iface);
 738     FIXME("(%p)->(%p)\n", This, pihlbc);
 739     return E_NOTIMPL;
 740 }
 741
 742 static HRESULT WINAPI HlinkFrame_GetBrowseContext(IHlinkFrame *iface,
 743                                                   IHlinkBrowseContext **ppihlbc)
 744 {
 745     WebBrowser *This = HLINKFRAME_THIS(iface);
 746     FIXME("(%p)->(%p)\n", This, ppihlbc);
 747     return E_NOTIMPL;
 748 }
 749
 750 static HRESULT WINAPI HlinkFrame_Navigate(IHlinkFrame *iface, DWORD grfHLNF, LPBC pbc,
 751                                           IBindStatusCallback *pibsc, IHlink *pihlNavigate)
 752 {
 753     WebBrowser *This = HLINKFRAME_THIS(iface);
 754     IMoniker *mon;
 755     LPWSTR location = NULL;
 756
 757     TRACE("(%p)->(%08x %p %p %p)\n", This, grfHLNF, pbc, pibsc, pihlNavigate);
 758
 759     if(grfHLNF)
 760         FIXME("unsupported grfHLNF=%08x\n", grfHLNF);
 761
 762     /* Windows calls GetTargetFrameName here. */
 763
 764     IHlink_GetMonikerReference(pihlNavigate, 1, &mon, &location);
 765
 766     if(location) {
 767         FIXME("location = %s\n", debugstr_w(location));
 768         CoTaskMemFree(location);
 769     }
 770
 771     /* Windows calls GetHlinkSite here */
 772
 773     if(grfHLNF & HLNF_OPENINNEWWINDOW) {
 774         FIXME("Not supported HLNF_OPENINNEWWINDOW\n");
 775         return E_NOTIMPL;
 776     }
 777
 778     return navigate_hlink(&This->doc_host, mon, pbc, pibsc);
 779 }
 780
 781 static HRESULT WINAPI HlinkFrame_OnNavigate(IHlinkFrame *iface, DWORD grfHLNF,
 782         IMoniker *pimkTarget, LPCWSTR pwzLocation, LPCWSTR pwzFriendlyName, DWORD dwreserved)
 783 {
 784     WebBrowser *This = HLINKFRAME_THIS(iface);
 785     FIXME("(%p)->(%08x %p %s %s %d)\n", This, grfHLNF, pimkTarget, debugstr_w(pwzLocation),
 786           debugstr_w(pwzFriendlyName), dwreserved);
 787     return E_NOTIMPL;
 788 }
 789
 790 static HRESULT WINAPI HlinkFrame_UpdateHlink(IHlinkFrame *iface, ULONG uHLID,
 791         IMoniker *pimkTarget, LPCWSTR pwzLocation, LPCWSTR pwzFriendlyName)
 792 {
 793     WebBrowser *This = HLINKFRAME_THIS(iface);
 794     FIXME("(%p)->(%u %p %s %s)\n", This, uHLID, pimkTarget, debugstr_w(pwzLocation),
 795           debugstr_w(pwzFriendlyName));
 796     return E_NOTIMPL;
 797 }
 798
 799 #undef HLINKFRAME_THIS
 800
 801 static const IHlinkFrameVtbl HlinkFrameVtbl = {
 802     HlinkFrame_QueryInterface,
 803     HlinkFrame_AddRef,
 804     HlinkFrame_Release,
 805     HlinkFrame_SetBrowseContext,
 806     HlinkFrame_GetBrowseContext,
 807     HlinkFrame_Navigate,
 808     HlinkFrame_OnNavigate,
 809     HlinkFrame_UpdateHlink
 810 };
 811
 812 void WebBrowser_HlinkFrame_Init(WebBrowser *This)
 813 {
 814     This->lpHlinkFrameVtbl = &HlinkFrameVtbl;
 815 }