27bbee1afdaf3c9192ef6acc1b129a0c89d95cfc
[reactos.git] / reactos / dll / win32 / msi / script.c
1 /*
2 * Implementation of scripting for Microsoft Installer (msi.dll)
3 *
4 * Copyright 2007 Misha Koshelev
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 #define COBJMACROS
22
23 #include <stdarg.h>
24 #include "windef.h"
25 #include "winbase.h"
26 #include "winerror.h"
27 #include "winuser.h"
28 #include "msidefs.h"
29 #include "msipriv.h"
30 #include "activscp.h"
31 #include "oleauto.h"
32 #include "wine/debug.h"
33 #include "wine/unicode.h"
34
35 #include "msiserver.h"
36
37 WINE_DEFAULT_DEBUG_CHANNEL(msi);
38
39 static const WCHAR szJScript[] = { 'J','S','c','r','i','p','t',0};
40 static const WCHAR szVBScript[] = { 'V','B','S','c','r','i','p','t',0};
41 static const WCHAR szSession[] = {'S','e','s','s','i','o','n',0};
42
43 /*
44 * MsiActiveScriptSite - Our IActiveScriptSite implementation.
45 */
46
47 typedef struct {
48 IActiveScriptSite lpVtbl;
49 IDispatch *pInstaller;
50 IDispatch *pSession;
51 LONG ref;
52 } MsiActiveScriptSite;
53
54 static const struct IActiveScriptSiteVtbl ASS_Vtbl;
55
56 static HRESULT create_ActiveScriptSite(IUnknown *pUnkOuter, LPVOID *ppObj)
57 {
58 MsiActiveScriptSite* object;
59
60 TRACE("(%p,%p)\n", pUnkOuter, ppObj);
61
62 if( pUnkOuter )
63 return CLASS_E_NOAGGREGATION;
64
65 object = msi_alloc_zero( sizeof(MsiActiveScriptSite) );
66
67 object->lpVtbl.lpVtbl = &ASS_Vtbl;
68 object->ref = 1;
69 object->pInstaller = NULL;
70 object->pSession = NULL;
71
72 *ppObj = object;
73
74 return S_OK;
75 }
76
77 /*
78 * Call a script.
79 */
80 DWORD call_script(MSIHANDLE hPackage, INT type, LPCWSTR script, LPCWSTR function, LPCWSTR action)
81 {
82 HRESULT hr;
83 IActiveScript *pActiveScript = NULL;
84 IActiveScriptParse *pActiveScriptParse = NULL;
85 MsiActiveScriptSite *pActiveScriptSite = NULL;
86 IDispatch *pDispatch = NULL;
87 DISPPARAMS dispparamsNoArgs = {NULL, NULL, 0, 0};
88 DISPID dispid;
89 CLSID clsid;
90 VARIANT var;
91
92 /* Return success by default (if Windows Script not installed) - not native behavior. This
93 * should be here until we implement wine scripting. */
94 DWORD ret = ERROR_SUCCESS;
95
96 CoInitialize(NULL);
97
98 /* Create MsiActiveScriptSite object */
99 hr = create_ActiveScriptSite(NULL, (void **)&pActiveScriptSite);
100 if (hr != S_OK) goto done;
101
102 /* Create an installer object */
103 hr = create_msiserver(NULL, (LPVOID *)&pActiveScriptSite->pInstaller);
104 if (hr != S_OK) goto done;
105
106 /* Create a session object */
107 hr = create_session(hPackage, pActiveScriptSite->pInstaller, &pActiveScriptSite->pSession);
108 if (hr != S_OK) goto done;
109
110 /* Create the scripting engine */
111 if ((type & 7) == msidbCustomActionTypeJScript)
112 hr = CLSIDFromProgID(szJScript, &clsid);
113 else if ((type & 7) == msidbCustomActionTypeVBScript)
114 hr = CLSIDFromProgID(szVBScript, &clsid);
115 else {
116 ERR("Unknown script type %d\n", type);
117 goto done;
118 }
119 if (FAILED(hr)) {
120 ERR("Could not find CLSID for Windows Script\n");
121 goto done;
122 }
123 hr = CoCreateInstance(&clsid, NULL, CLSCTX_INPROC_SERVER, &IID_IActiveScript, (void **)&pActiveScript);
124 if (FAILED(hr)) {
125 ERR("Could not instantiate class for Windows Script\n");
126 goto done;
127 }
128
129 /* If we got this far, Windows Script is installed, so don't return success by default anymore */
130 ret = ERROR_INSTALL_FAILURE;
131
132 /* Get the IActiveScriptParse engine interface */
133 hr = IActiveScript_QueryInterface(pActiveScript, &IID_IActiveScriptParse, (void **)&pActiveScriptParse);
134 if (FAILED(hr)) goto done;
135
136 /* Give our host to the engine */
137 hr = IActiveScript_SetScriptSite(pActiveScript, (IActiveScriptSite *)pActiveScriptSite);
138 if (FAILED(hr)) goto done;
139
140 /* Initialize the script engine */
141 hr = IActiveScriptParse64_InitNew(pActiveScriptParse);
142 if (FAILED(hr)) goto done;
143
144 /* Add the session object */
145 hr = IActiveScript_AddNamedItem(pActiveScript, szSession, SCRIPTITEM_ISVISIBLE);
146 if (FAILED(hr)) goto done;
147
148 /* Pass the script to the engine */
149 hr = IActiveScriptParse64_ParseScriptText(pActiveScriptParse, script, NULL, NULL, NULL, 0, 0, 0L, NULL, NULL);
150 if (FAILED(hr)) goto done;
151
152 /* Start processing the script */
153 hr = IActiveScript_SetScriptState(pActiveScript, SCRIPTSTATE_CONNECTED);
154 if (FAILED(hr)) goto done;
155
156 /* Call a function if necessary through the IDispatch interface */
157 if (function != NULL && strlenW(function) > 0) {
158 TRACE("Calling function %s\n", debugstr_w(function));
159
160 hr = IActiveScript_GetScriptDispatch(pActiveScript, NULL, &pDispatch);
161 if (FAILED(hr)) goto done;
162
163 hr = IDispatch_GetIDsOfNames(pDispatch, &IID_NULL, (WCHAR **)&function, 1,LOCALE_USER_DEFAULT, &dispid);
164 if (FAILED(hr)) goto done;
165
166 hr = IDispatch_Invoke(pDispatch, dispid, &IID_NULL, LOCALE_USER_DEFAULT, DISPATCH_METHOD, &dispparamsNoArgs, &var, NULL, NULL);
167 if (FAILED(hr)) goto done;
168
169 /* Check return value, if it's not IDOK we failed */
170 hr = VariantChangeType(&var, &var, 0, VT_I4);
171 if (FAILED(hr)) goto done;
172
173 if (V_I4(&var) == IDOK)
174 ret = ERROR_SUCCESS;
175 else ret = ERROR_INSTALL_FAILURE;
176
177 VariantClear(&var);
178 } else {
179 /* If no function to be called, MSI behavior is to succeed */
180 ret = ERROR_SUCCESS;
181 }
182
183 done:
184
185 /* Free everything that needs to be freed */
186 if (pDispatch) IDispatch_Release(pDispatch);
187 if (pActiveScript) IActiveScriptSite_Release(pActiveScript);
188 if (pActiveScriptSite &&
189 pActiveScriptSite->pSession) IUnknown_Release((IUnknown *)pActiveScriptSite->pSession);
190 if (pActiveScriptSite &&
191 pActiveScriptSite->pInstaller) IUnknown_Release((IUnknown *)pActiveScriptSite->pInstaller);
192 if (pActiveScriptSite) IUnknown_Release((IUnknown *)pActiveScriptSite);
193
194 CoUninitialize(); /* must call even if CoInitialize failed */
195
196 return ret;
197 }
198
199 /*
200 * MsiActiveScriptSite
201 */
202
203 /*** IUnknown methods ***/
204 static HRESULT WINAPI MsiActiveScriptSite_QueryInterface(IActiveScriptSite* iface, REFIID riid, void** ppvObject)
205 {
206 MsiActiveScriptSite *This = (MsiActiveScriptSite *)iface;
207
208 TRACE("(%p/%p)->(%s,%p)\n", iface, This, debugstr_guid(riid), ppvObject);
209
210 if (IsEqualGUID(riid, &IID_IUnknown) ||
211 IsEqualGUID(riid, &IID_IActiveScriptSite))
212 {
213 IClassFactory_AddRef(iface);
214 *ppvObject = This;
215 return S_OK;
216 }
217
218 TRACE("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),ppvObject);
219
220 return E_NOINTERFACE;
221 }
222
223 static ULONG WINAPI MsiActiveScriptSite_AddRef(IActiveScriptSite* iface)
224 {
225 MsiActiveScriptSite *This = (MsiActiveScriptSite *)iface;
226
227 TRACE("(%p/%p)\n", iface, This);
228
229 return InterlockedIncrement(&This->ref);
230 }
231
232 static ULONG WINAPI MsiActiveScriptSite_Release(IActiveScriptSite* iface)
233 {
234 MsiActiveScriptSite *This = (MsiActiveScriptSite *)iface;
235 ULONG ref = InterlockedDecrement(&This->ref);
236
237 TRACE("(%p/%p)\n", iface, This);
238
239 if (!ref)
240 msi_free(This);
241
242 return ref;
243 }
244
245 /*** IActiveScriptSite methods **/
246 static HRESULT WINAPI MsiActiveScriptSite_GetLCID(IActiveScriptSite* iface, LCID* plcid)
247 {
248 MsiActiveScriptSite *This = (MsiActiveScriptSite *)iface;
249 TRACE("(%p/%p)->(%p)\n", This, iface, plcid);
250 return E_NOTIMPL; /* Script will use system-defined locale */
251 }
252
253 static HRESULT WINAPI MsiActiveScriptSite_GetItemInfo(IActiveScriptSite* iface, LPCOLESTR pstrName, DWORD dwReturnMask, IUnknown** ppiunkItem, ITypeInfo** ppti)
254 {
255 MsiActiveScriptSite *This = (MsiActiveScriptSite *)iface;
256 TRACE("(%p/%p)->(%p,%d,%p,%p)\n", This, iface, pstrName, dwReturnMask, ppiunkItem, ppti);
257
258 /* Determine the kind of pointer that is requested, and make sure placeholder is valid */
259 if (dwReturnMask & SCRIPTINFO_ITYPEINFO) {
260 if (!ppti) return E_INVALIDARG;
261 *ppti = NULL;
262 }
263 if (dwReturnMask & SCRIPTINFO_IUNKNOWN) {
264 if (!ppiunkItem) return E_INVALIDARG;
265 *ppiunkItem = NULL;
266 }
267
268 /* Are we looking for the session object? */
269 if (!strcmpW(szSession, pstrName)) {
270 if (dwReturnMask & SCRIPTINFO_ITYPEINFO)
271 return load_type_info(This->pSession, ppti, &DIID_Session, 0);
272 else if (dwReturnMask & SCRIPTINFO_IUNKNOWN) {
273 IDispatch_QueryInterface(This->pSession, &IID_IUnknown, (void **)ppiunkItem);
274 return S_OK;
275 }
276 }
277
278 return TYPE_E_ELEMENTNOTFOUND;
279 }
280
281 static HRESULT WINAPI MsiActiveScriptSite_GetDocVersionString(IActiveScriptSite* iface, BSTR* pbstrVersion)
282 {
283 MsiActiveScriptSite *This = (MsiActiveScriptSite *)iface;
284 TRACE("(%p/%p)->(%p)\n", This, iface, pbstrVersion);
285 return E_NOTIMPL;
286 }
287
288 static HRESULT WINAPI MsiActiveScriptSite_OnScriptTerminate(IActiveScriptSite* iface, const VARIANT* pvarResult, const EXCEPINFO* pexcepinfo)
289 {
290 MsiActiveScriptSite *This = (MsiActiveScriptSite *)iface;
291 TRACE("(%p/%p)->(%p,%p)\n", This, iface, pvarResult, pexcepinfo);
292 return S_OK;
293 }
294
295 static HRESULT WINAPI MsiActiveScriptSite_OnStateChange(IActiveScriptSite* iface, SCRIPTSTATE ssScriptState)
296 {
297 switch (ssScriptState) {
298 case SCRIPTSTATE_UNINITIALIZED:
299 TRACE("State: Uninitialized.\n");
300 break;
301
302 case SCRIPTSTATE_INITIALIZED:
303 TRACE("State: Initialized.\n");
304 break;
305
306 case SCRIPTSTATE_STARTED:
307 TRACE("State: Started.\n");
308 break;
309
310 case SCRIPTSTATE_CONNECTED:
311 TRACE("State: Connected.\n");
312 break;
313
314 case SCRIPTSTATE_DISCONNECTED:
315 TRACE("State: Disconnected.\n");
316 break;
317
318 case SCRIPTSTATE_CLOSED:
319 TRACE("State: Closed.\n");
320 break;
321
322 default:
323 ERR("Unknown State: %d\n", ssScriptState);
324 break;
325 }
326
327 return S_OK;
328 }
329
330 static HRESULT WINAPI MsiActiveScriptSite_OnScriptError(IActiveScriptSite* iface, IActiveScriptError* pscripterror)
331 {
332 MsiActiveScriptSite *This = (MsiActiveScriptSite *)iface;
333 EXCEPINFO exception;
334 HRESULT hr;
335
336 TRACE("(%p/%p)->(%p)\n", This, iface, pscripterror);
337
338 memset(&exception, 0, sizeof(EXCEPINFO));
339 hr = IActiveScriptError_GetExceptionInfo(pscripterror, &exception);
340 if (SUCCEEDED(hr))
341 {
342 ERR("script error: %s\n", debugstr_w(exception.bstrDescription));
343 SysFreeString(exception.bstrSource);
344 SysFreeString(exception.bstrDescription);
345 SysFreeString(exception.bstrHelpFile);
346 }
347
348 return S_OK;
349 }
350
351 static HRESULT WINAPI MsiActiveScriptSite_OnEnterScript(IActiveScriptSite* iface)
352 {
353 MsiActiveScriptSite *This = (MsiActiveScriptSite *)iface;
354 TRACE("(%p/%p)\n", This, iface);
355 return S_OK;
356 }
357
358 static HRESULT WINAPI MsiActiveScriptSite_OnLeaveScript(IActiveScriptSite* iface)
359 {
360 MsiActiveScriptSite *This = (MsiActiveScriptSite *)iface;
361 TRACE("(%p/%p)\n", This, iface);
362 return S_OK;
363 }
364
365 static const struct IActiveScriptSiteVtbl ASS_Vtbl =
366 {
367 MsiActiveScriptSite_QueryInterface,
368 MsiActiveScriptSite_AddRef,
369 MsiActiveScriptSite_Release,
370 MsiActiveScriptSite_GetLCID,
371 MsiActiveScriptSite_GetItemInfo,
372 MsiActiveScriptSite_GetDocVersionString,
373 MsiActiveScriptSite_OnScriptTerminate,
374 MsiActiveScriptSite_OnStateChange,
375 MsiActiveScriptSite_OnScriptError,
376 MsiActiveScriptSite_OnEnterScript,
377 MsiActiveScriptSite_OnLeaveScript
378 };