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Sweden-Number/dlls/msi/script.c

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/*
* Implementation of scripting for Microsoft Installer (msi.dll)
*
* Copyright 2007 Misha Koshelev
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#define COBJMACROS
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "winerror.h"
#include "winuser.h"
#include "msidefs.h"
#include "msipriv.h"
#include "activscp.h"
#include "oleauto.h"
#include "wine/debug.h"
#include "wine/unicode.h"
#include "msiserver.h"
WINE_DEFAULT_DEBUG_CHANNEL(msi);
#ifdef _WIN64
#define IActiveScriptParse_Release IActiveScriptParse64_Release
#define IActiveScriptParse_InitNew IActiveScriptParse64_InitNew
#define IActiveScriptParse_ParseScriptText IActiveScriptParse64_ParseScriptText
#else
#define IActiveScriptParse_Release IActiveScriptParse32_Release
#define IActiveScriptParse_InitNew IActiveScriptParse32_InitNew
#define IActiveScriptParse_ParseScriptText IActiveScriptParse32_ParseScriptText
#endif
static const WCHAR szJScript[] = { 'J','S','c','r','i','p','t',0};
static const WCHAR szVBScript[] = { 'V','B','S','c','r','i','p','t',0};
static const WCHAR szSession[] = {'S','e','s','s','i','o','n',0};
/*
* MsiActiveScriptSite - Our IActiveScriptSite implementation.
*/
typedef struct {
IActiveScriptSite IActiveScriptSite_iface;
IDispatch *installer;
IDispatch *session;
LONG ref;
} MsiActiveScriptSite;
static inline MsiActiveScriptSite *impl_from_IActiveScriptSite( IActiveScriptSite *iface )
{
return CONTAINING_RECORD(iface, MsiActiveScriptSite, IActiveScriptSite_iface);
}
/*
* MsiActiveScriptSite
*/
static HRESULT WINAPI MsiActiveScriptSite_QueryInterface(IActiveScriptSite* iface, REFIID riid, void** obj)
{
MsiActiveScriptSite *This = impl_from_IActiveScriptSite(iface);
TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), obj);
if (IsEqualGUID(riid, &IID_IUnknown) ||
IsEqualGUID(riid, &IID_IActiveScriptSite))
{
IActiveScriptSite_AddRef(iface);
*obj = iface;
return S_OK;
}
*obj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI MsiActiveScriptSite_AddRef(IActiveScriptSite* iface)
{
MsiActiveScriptSite *This = impl_from_IActiveScriptSite(iface);
ULONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p)->(%d)\n", This, ref);
return ref;
}
static ULONG WINAPI MsiActiveScriptSite_Release(IActiveScriptSite* iface)
{
MsiActiveScriptSite *This = impl_from_IActiveScriptSite(iface);
ULONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p)->(%d)\n", This, ref);
if (!ref)
msi_free(This);
return ref;
}
static HRESULT WINAPI MsiActiveScriptSite_GetLCID(IActiveScriptSite* iface, LCID* plcid)
{
MsiActiveScriptSite *This = impl_from_IActiveScriptSite(iface);
TRACE("(%p)->(%p)\n", This, plcid);
return E_NOTIMPL; /* Script will use system-defined locale */
}
static HRESULT WINAPI MsiActiveScriptSite_GetItemInfo(IActiveScriptSite* iface, LPCOLESTR pstrName, DWORD dwReturnMask, IUnknown** ppiunkItem, ITypeInfo** ppti)
{
MsiActiveScriptSite *This = impl_from_IActiveScriptSite(iface);
TRACE("(%p)->(%p, %d, %p, %p)\n", This, pstrName, dwReturnMask, ppiunkItem, ppti);
/* Determine the kind of pointer that is requested, and make sure placeholder is valid */
if (dwReturnMask & SCRIPTINFO_ITYPEINFO) {
if (!ppti) return E_INVALIDARG;
*ppti = NULL;
}
if (dwReturnMask & SCRIPTINFO_IUNKNOWN) {
if (!ppiunkItem) return E_INVALIDARG;
*ppiunkItem = NULL;
}
/* Are we looking for the session object? */
if (!strcmpW(szSession, pstrName)) {
if (dwReturnMask & SCRIPTINFO_ITYPEINFO) {
HRESULT hr = get_typeinfo(Session_tid, ppti);
if (SUCCEEDED(hr))
ITypeInfo_AddRef(*ppti);
return hr;
}
else if (dwReturnMask & SCRIPTINFO_IUNKNOWN) {
IDispatch_QueryInterface(This->session, &IID_IUnknown, (void **)ppiunkItem);
return S_OK;
}
}
return TYPE_E_ELEMENTNOTFOUND;
}
static HRESULT WINAPI MsiActiveScriptSite_GetDocVersionString(IActiveScriptSite* iface, BSTR* pbstrVersion)
{
MsiActiveScriptSite *This = impl_from_IActiveScriptSite(iface);
TRACE("(%p)->(%p)\n", This, pbstrVersion);
return E_NOTIMPL;
}
static HRESULT WINAPI MsiActiveScriptSite_OnScriptTerminate(IActiveScriptSite* iface, const VARIANT* pvarResult, const EXCEPINFO* pexcepinfo)
{
MsiActiveScriptSite *This = impl_from_IActiveScriptSite(iface);
TRACE("(%p)->(%p, %p)\n", This, pvarResult, pexcepinfo);
return S_OK;
}
static HRESULT WINAPI MsiActiveScriptSite_OnStateChange(IActiveScriptSite* iface, SCRIPTSTATE ssScriptState)
{
switch (ssScriptState) {
case SCRIPTSTATE_UNINITIALIZED:
TRACE("State: Uninitialized.\n");
break;
case SCRIPTSTATE_INITIALIZED:
TRACE("State: Initialized.\n");
break;
case SCRIPTSTATE_STARTED:
TRACE("State: Started.\n");
break;
case SCRIPTSTATE_CONNECTED:
TRACE("State: Connected.\n");
break;
case SCRIPTSTATE_DISCONNECTED:
TRACE("State: Disconnected.\n");
break;
case SCRIPTSTATE_CLOSED:
TRACE("State: Closed.\n");
break;
default:
ERR("Unknown State: %d\n", ssScriptState);
break;
}
return S_OK;
}
static HRESULT WINAPI MsiActiveScriptSite_OnScriptError(IActiveScriptSite* iface, IActiveScriptError* pscripterror)
{
MsiActiveScriptSite *This = impl_from_IActiveScriptSite(iface);
EXCEPINFO exception;
HRESULT hr;
TRACE("(%p)->(%p)\n", This, pscripterror);
memset(&exception, 0, sizeof(EXCEPINFO));
hr = IActiveScriptError_GetExceptionInfo(pscripterror, &exception);
if (SUCCEEDED(hr))
{
ERR("script error: %s\n", debugstr_w(exception.bstrDescription));
SysFreeString(exception.bstrSource);
SysFreeString(exception.bstrDescription);
SysFreeString(exception.bstrHelpFile);
}
return S_OK;
}
static HRESULT WINAPI MsiActiveScriptSite_OnEnterScript(IActiveScriptSite* iface)
{
MsiActiveScriptSite *This = impl_from_IActiveScriptSite(iface);
TRACE("(%p)\n", This);
return S_OK;
}
static HRESULT WINAPI MsiActiveScriptSite_OnLeaveScript(IActiveScriptSite* iface)
{
MsiActiveScriptSite *This = impl_from_IActiveScriptSite(iface);
TRACE("(%p)\n", This);
return S_OK;
}
static const struct IActiveScriptSiteVtbl activescriptsitevtbl =
{
MsiActiveScriptSite_QueryInterface,
MsiActiveScriptSite_AddRef,
MsiActiveScriptSite_Release,
MsiActiveScriptSite_GetLCID,
MsiActiveScriptSite_GetItemInfo,
MsiActiveScriptSite_GetDocVersionString,
MsiActiveScriptSite_OnScriptTerminate,
MsiActiveScriptSite_OnStateChange,
MsiActiveScriptSite_OnScriptError,
MsiActiveScriptSite_OnEnterScript,
MsiActiveScriptSite_OnLeaveScript
};
static HRESULT create_activescriptsite(MsiActiveScriptSite **obj)
{
MsiActiveScriptSite* object;
TRACE("(%p)\n", obj);
*obj = NULL;
object = msi_alloc( sizeof(MsiActiveScriptSite) );
if (!object)
return E_OUTOFMEMORY;
object->IActiveScriptSite_iface.lpVtbl = &activescriptsitevtbl;
object->ref = 1;
object->installer = NULL;
object->session = NULL;
*obj = object;
return S_OK;
}
static UINT map_return_value(LONG val)
{
switch (val)
{
case 0:
case IDOK:
case IDIGNORE: return ERROR_SUCCESS;
case IDCANCEL: return ERROR_INSTALL_USEREXIT;
case IDRETRY: return ERROR_INSTALL_SUSPEND;
case IDABORT:
default: return ERROR_INSTALL_FAILURE;
}
}
/*
* Call a script.
*/
DWORD call_script(MSIHANDLE hPackage, INT type, LPCWSTR script, LPCWSTR function, LPCWSTR action)
{
HRESULT hr;
IActiveScript *pActiveScript = NULL;
IActiveScriptParse *pActiveScriptParse = NULL;
MsiActiveScriptSite *scriptsite;
IDispatch *pDispatch = NULL;
DISPPARAMS dispparamsNoArgs = {NULL, NULL, 0, 0};
DISPID dispid;
CLSID clsid;
VARIANT var;
DWORD ret = ERROR_INSTALL_FAILURE;
CoInitialize(NULL);
/* Create MsiActiveScriptSite object */
hr = create_activescriptsite(&scriptsite);
if (hr != S_OK) goto done;
/* Create an installer object */
hr = create_msiserver(NULL, (void**)&scriptsite->installer);
if (hr != S_OK) goto done;
/* Create a session object */
hr = create_session(hPackage, scriptsite->installer, &scriptsite->session);
if (hr != S_OK) goto done;
/* Create the scripting engine */
type &= msidbCustomActionTypeJScript|msidbCustomActionTypeVBScript;
if (type == msidbCustomActionTypeJScript)
hr = CLSIDFromProgID(szJScript, &clsid);
else if (type == msidbCustomActionTypeVBScript)
hr = CLSIDFromProgID(szVBScript, &clsid);
else {
ERR("Unknown script type %d\n", type);
goto done;
}
if (FAILED(hr)) {
ERR("Could not find CLSID for Windows Script\n");
goto done;
}
hr = CoCreateInstance(&clsid, NULL, CLSCTX_INPROC_SERVER, &IID_IActiveScript, (void **)&pActiveScript);
if (FAILED(hr)) {
ERR("Could not instantiate class for Windows Script\n");
goto done;
}
hr = IActiveScript_QueryInterface(pActiveScript, &IID_IActiveScriptParse, (void **)&pActiveScriptParse);
if (FAILED(hr)) goto done;
hr = IActiveScript_SetScriptSite(pActiveScript, &scriptsite->IActiveScriptSite_iface);
if (FAILED(hr)) goto done;
hr = IActiveScriptParse_InitNew(pActiveScriptParse);
if (FAILED(hr)) goto done;
hr = IActiveScript_AddNamedItem(pActiveScript, szSession, SCRIPTITEM_GLOBALMEMBERS|SCRIPTITEM_ISVISIBLE);
if (FAILED(hr)) goto done;
hr = IActiveScriptParse_ParseScriptText(pActiveScriptParse, script, NULL, NULL, NULL, 0, 0, 0L, NULL, NULL);
if (FAILED(hr)) goto done;
hr = IActiveScript_SetScriptState(pActiveScript, SCRIPTSTATE_CONNECTED);
if (FAILED(hr)) goto done;
/* Call a function if necessary through the IDispatch interface */
if (function && function[0]) {
TRACE("Calling function %s\n", debugstr_w(function));
hr = IActiveScript_GetScriptDispatch(pActiveScript, NULL, &pDispatch);
if (FAILED(hr)) goto done;
hr = IDispatch_GetIDsOfNames(pDispatch, &IID_NULL, (WCHAR **)&function, 1,LOCALE_USER_DEFAULT, &dispid);
if (FAILED(hr)) goto done;
hr = IDispatch_Invoke(pDispatch, dispid, &IID_NULL, LOCALE_USER_DEFAULT, DISPATCH_METHOD, &dispparamsNoArgs, &var, NULL, NULL);
if (FAILED(hr)) goto done;
hr = VariantChangeType(&var, &var, 0, VT_I4);
if (FAILED(hr)) goto done;
ret = map_return_value(V_I4(&var));
VariantClear(&var);
} else {
/* If no function to be called, MSI behavior is to succeed */
ret = ERROR_SUCCESS;
}
done:
if (pDispatch) IDispatch_Release(pDispatch);
if (pActiveScript) IActiveScript_Release(pActiveScript);
if (pActiveScriptParse) IActiveScriptParse_Release(pActiveScriptParse);
if (scriptsite)
{
if (scriptsite->session) IDispatch_Release(scriptsite->session);
if (scriptsite->installer) IDispatch_Release(scriptsite->installer);
IActiveScriptSite_Release(&scriptsite->IActiveScriptSite_iface);
}
CoUninitialize(); /* must call even if CoInitialize failed */
return ret;
}
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