1 /*
2 * Implementation of class factory for IE Web Browser
3 *
4 * Copyright 2001 John R. Sheets (for CodeWeavers)
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19 */
20
21 #include <string.h>
22 #include <stdio.h>
23
24 #include "shdocvw.h"
25 #include "winreg.h"
26 #include "advpub.h"
27 #include "isguids.h"
28
29 #include "winver.h"
30
31 #include "wine/debug.h"
32
33 WINE_DEFAULT_DEBUG_CHANNEL(shdocvw);
34
35 /**********************************************************************
36 * Implement the WebBrowser class factory
37 *
38 * (Based on implementation in ddraw/main.c)
39 */
40
41 #define FACTORY(x) ((IClassFactory*) &(x)->lpClassFactoryVtbl)
42
43 typedef struct
44 {
45 /* IUnknown fields */
46 const IClassFactoryVtbl *lpClassFactoryVtbl;
47 HRESULT (*cf)(LPUNKNOWN, REFIID, LPVOID *);
48 LONG ref;
49 } IClassFactoryImpl;
50
51
52 /**********************************************************************
53 * WBCF_QueryInterface (IUnknown)
54 */
55 static HRESULT WINAPI WBCF_QueryInterface(LPCLASSFACTORY iface,
56 REFIID riid, LPVOID *ppobj)
57 {
58 TRACE("(%s %p)\n", debugstr_guid(riid), ppobj);
59
60 if (!ppobj)
61 return E_POINTER;
62
63 if(IsEqualGUID(&IID_IUnknown, riid) || IsEqualGUID(&IID_IClassFactory, riid)) {
64 *ppobj = iface;
65 IClassFactory_AddRef(iface);
66 return S_OK;
67 }
68
69 WARN("Not supported interface %s\n", debugstr_guid(riid));
70
71 *ppobj = NULL;
72 return E_NOINTERFACE;
73 }
74
75 /************************************************************************
76 * WBCF_AddRef (IUnknown)
77 */
78 static ULONG WINAPI WBCF_AddRef(LPCLASSFACTORY iface)
79 {
80 SHDOCVW_LockModule();
81
82 return 2; /* non-heap based object */
83 }
84
85 /************************************************************************
86 * WBCF_Release (IUnknown)
87 */
88 static ULONG WINAPI WBCF_Release(LPCLASSFACTORY iface)
89 {
90 SHDOCVW_UnlockModule();
91
92 return 1; /* non-heap based object */
93 }
94
95 /************************************************************************
96 * WBCF_CreateInstance (IClassFactory)
97 */
98 static HRESULT WINAPI WBCF_CreateInstance(LPCLASSFACTORY iface, LPUNKNOWN pOuter,
99 REFIID riid, LPVOID *ppobj)
100 {
101 IClassFactoryImpl *This = (IClassFactoryImpl *) iface;
102 return This->cf(pOuter, riid, ppobj);
103 }
104
105 /************************************************************************
106 * WBCF_LockServer (IClassFactory)
107 */
108 static HRESULT WINAPI WBCF_LockServer(LPCLASSFACTORY iface, BOOL dolock)
109 {
110 TRACE("(%d)\n", dolock);
111
112 if (dolock)
113 SHDOCVW_LockModule();
114 else
115 SHDOCVW_UnlockModule();
116
117 return S_OK;
118 }
119
120 static const IClassFactoryVtbl WBCF_Vtbl =
121 {
122 WBCF_QueryInterface,
123 WBCF_AddRef,
124 WBCF_Release,
125 WBCF_CreateInstance,
126 WBCF_LockServer
127 };
128
129 /*************************************************************************
130 * DllGetClassObject (SHDOCVW.@)
131 */
132 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, void **ppv)
133 {
134 static IClassFactoryImpl WB1ClassFactory = {&WBCF_Vtbl, WebBrowserV1_Create};
135 static IClassFactoryImpl WB2ClassFactory = {&WBCF_Vtbl, WebBrowserV2_Create};
136 static IClassFactoryImpl CUHClassFactory = {&WBCF_Vtbl, CUrlHistory_Create};
137
138 TRACE("\n");
139
140 if(IsEqualGUID(&CLSID_WebBrowser, rclsid))
141 return IClassFactory_QueryInterface(FACTORY(&WB2ClassFactory), riid, ppv);
142
143 if(IsEqualGUID(&CLSID_WebBrowser_V1, rclsid))
144 return IClassFactory_QueryInterface(FACTORY(&WB1ClassFactory), riid, ppv);
145
146 if(IsEqualGUID(&CLSID_CUrlHistory, rclsid))
147 return IClassFactory_QueryInterface(FACTORY(&CUHClassFactory), riid, ppv);
148
149 /* As a last resort, figure if the CLSID belongs to a 'Shell Instance Object' */
150 return SHDOCVW_GetShellInstanceObjectClassObject(rclsid, riid, ppv);
151 }
152
153 HRESULT register_class_object(BOOL do_reg)
154 {
155 HRESULT hres;
156
157 static DWORD cookie;
158 static IClassFactoryImpl IEClassFactory = {&WBCF_Vtbl, InternetExplorer_Create};
159
160 if(do_reg) {
161 hres = CoRegisterClassObject(&CLSID_InternetExplorer, (IUnknown*)FACTORY(&IEClassFactory),
162 CLSCTX_SERVER, REGCLS_MULTIPLEUSE|REGCLS_SUSPENDED, &cookie);
163 if (FAILED(hres)) {
164 ERR("failed to register object %08x\n", hres);
165 return hres;
166 }
167
168 hres = CoResumeClassObjects();
169 if(SUCCEEDED(hres))
170 return hres;
171
172 ERR("failed to resume object %08x\n", hres);
173 }
174
175 return CoRevokeClassObject(cookie);
176 }
177
178 static HRESULT reg_install(LPCSTR section, STRTABLEA *strtable)
179 {
180 HRESULT (WINAPI *pRegInstall)(HMODULE hm, LPCSTR pszSection, const STRTABLEA* pstTable);
181 HMODULE hadvpack;
182 HRESULT hres;
183
184 static const WCHAR advpackW[] = {'a','d','v','p','a','c','k','.','d','l','l',0};
185
186 hadvpack = LoadLibraryW(advpackW);
187 pRegInstall = (void *)GetProcAddress(hadvpack, "RegInstall");
188
189 hres = pRegInstall(shdocvw_hinstance, section, strtable);
190
191 FreeLibrary(hadvpack);
192 return hres;
193 }
194
195 static const GUID CLSID_MicrosoftBrowserArchitecture =
196 {0xa5e46e3a, 0x8849, 0x11d1, {0x9d, 0x8c, 0x00, 0xc0, 0x4f, 0xc9, 0x9d, 0x61}};
197 static const GUID CLSID_MruLongList =
198 {0x53bd6b4e, 0x3780, 0x4693, {0xaf, 0xc3, 0x71, 0x61, 0xc2, 0xf3, 0xee, 0x9c}};
199
200 #define INF_SET_CLSID(clsid) \
201 do \
202 { \
203 static CHAR name[] = "CLSID_" #clsid; \
204 \
205 pse[i].pszName = name; \
206 clsids[i++] = &CLSID_ ## clsid; \
207 } while (0)
208
209 static HRESULT register_server(BOOL doregister)
210 {
211 STRTABLEA strtable;
212 STRENTRYA pse[14];
213 static CLSID const *clsids[14];
214 int i = 0;
215 HRESULT hres;
216
217 INF_SET_CLSID(CUrlHistory);
218 INF_SET_CLSID(Internet);
219 INF_SET_CLSID(InternetExplorer);
220 INF_SET_CLSID(InternetShortcut);
221 INF_SET_CLSID(MicrosoftBrowserArchitecture);
222 INF_SET_CLSID(MruLongList);
223 INF_SET_CLSID(SearchAssistantOC);
224 INF_SET_CLSID(ShellNameSpace);
225 INF_SET_CLSID(ShellSearchAssistantOC);
226 INF_SET_CLSID(ShellShellNameSpace);
227 INF_SET_CLSID(ShellUIHelper);
228 INF_SET_CLSID(ShellWindows);
229 INF_SET_CLSID(WebBrowser);
230 INF_SET_CLSID(WebBrowser_V1);
231
232 for(i = 0; i < sizeof(pse)/sizeof(pse[0]); i++) {
233 pse[i].pszValue = HeapAlloc(GetProcessHeap(), 0, 39);
234 sprintf(pse[i].pszValue, "{%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X}",
235 clsids[i]->Data1, clsids[i]->Data2, clsids[i]->Data3, clsids[i]->Data4[0],
236 clsids[i]->Data4[1], clsids[i]->Data4[2], clsids[i]->Data4[3], clsids[i]->Data4[4],
237 clsids[i]->Data4[5], clsids[i]->Data4[6], clsids[i]->Data4[7]);
238 }
239
240 strtable.cEntries = sizeof(pse)/sizeof(pse[0]);
241 strtable.pse = pse;
242
243 hres = reg_install(doregister ? "RegisterDll" : "UnregisterDll", &strtable);
244
245 for(i=0; i < sizeof(pse)/sizeof(pse[0]); i++)
246 HeapFree(GetProcessHeap(), 0, pse[i].pszValue);
247
248 return hres;
249 }
250
251 #undef INF_SET_CLSID
252
253 /***********************************************************************
254 * DllRegisterServer (shdocvw.@)
255 */
256 HRESULT WINAPI DllRegisterServer(void)
257 {
258 ITypeLib *typelib;
259 HRESULT hres;
260
261 static const WCHAR shdocvwW[] = {'s','h','d','o','c','v','w','.','d','l','l',0};
262
263 hres = register_server(TRUE);
264 if(FAILED(hres))
265 return hres;
266
267 hres = LoadTypeLibEx(shdocvwW, REGKIND_REGISTER, &typelib);
268 if(FAILED(hres)) {
269 ERR("Could not load typelib: %08x\n", hres);
270 return hres;
271 }
272
273 ITypeLib_Release(typelib);
274
275 return hres;
276 }
277
278 /***********************************************************************
279 * DllUnregisterServer (shdocvw.@)
280 */
281 HRESULT WINAPI DllUnregisterServer(void)
282 {
283 HRESULT hres;
284
285 hres = register_server(FALSE);
286 if(FAILED(hres))
287 return hres;
288
289 return UnRegisterTypeLib(&LIBID_SHDocVw, 1, 1, LOCALE_SYSTEM_DEFAULT, SYS_WIN32);
290 }
291
292 static BOOL check_native_ie(void)
293 {
294 static const WCHAR cszPath[] = {'b','r','o','w','s','e','u','i','.','d','l','l',0};
295 DWORD handle,size;
296 BOOL ret = TRUE;
297
298 size = GetFileVersionInfoSizeW(cszPath,&handle);
299 if (size)
300 {
301 LPVOID buf;
302 LPWSTR lpFileDescription;
303 UINT dwBytes;
304 static const WCHAR cszFD[] = {'\\','S','t','r','i','n','g','F','i','l','e','I','n','f','o','\\','','4','','9','','4','e','4','\\','F','i','l','e','D','e','s','c','r','i','p','t','i','o','n',0};
305 static const WCHAR cszWine[] = {'W','i','n','e',0};
306
307 buf = HeapAlloc(GetProcessHeap(),0,size);
308 GetFileVersionInfoW(cszPath,0,size,buf);
309
310 if (VerQueryValueW(buf, cszFD, (LPVOID*)&lpFileDescription, &dwBytes) &&
311 strstrW(lpFileDescription,cszWine))
312 ret = FALSE;
313
314 HeapFree(GetProcessHeap(), 0, buf);
315 }
316
317 return ret;
318 }
319
320 DWORD register_iexplore(BOOL doregister)
321 {
322 HRESULT hres;
323 if (check_native_ie())
324 {
325 TRACE("Native IE detected, not doing registration\n");
326 return S_OK;
327 }
328 hres = reg_install(doregister ? "RegisterIE" : "UnregisterIE", NULL);
329 return !SUCCEEDED(hres);
330 }
331
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