686 lines
18 KiB
C++
686 lines
18 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
|
*
|
|
* The contents of this file are subject to the Netscape Public License
|
|
* Version 1.0 (the "License"); you may not use this file except in
|
|
* compliance with the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/NPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS"
|
|
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
|
|
* the License for the specific language governing rights and limitations
|
|
* under the License.
|
|
*
|
|
* The Original Code is Mozilla Communicator client code.
|
|
*
|
|
* The Initial Developer of the Original Code is Netscape Communications
|
|
* Corporation. Portions created by Netscape are Copyright (C) 1998
|
|
* Netscape Communications Corporation. All Rights Reserved.
|
|
*/
|
|
|
|
|
|
#include "nscore.h"
|
|
#include "nsIFactory.h"
|
|
#include "nsISupports.h"
|
|
#include "nsIComponentManager.h"
|
|
#include "nsIServiceManager.h"
|
|
#include "nsCOMPtr.h"
|
|
|
|
#include "nspr.h"
|
|
#include "prlock.h"
|
|
#include "VerReg.h"
|
|
#include "nsSpecialSystemDirectory.h"
|
|
|
|
#include "nsInstall.h"
|
|
#include "nsSoftwareUpdateIIDs.h"
|
|
#include "nsSoftwareUpdate.h"
|
|
#include "nsSoftwareUpdateRun.h"
|
|
#include "nsInstallTrigger.h"
|
|
#include "nsInstallVersion.h"
|
|
#include "ScheduledTasks.h"
|
|
|
|
#include "nsTopProgressNotifier.h"
|
|
#include "nsLoggingProgressNotifier.h"
|
|
#include "nsInstallProgressDialog.h"
|
|
|
|
#include "nsIAppShellComponent.h"
|
|
#include "nsIRegistry.h"
|
|
|
|
/* For Javascript Namespace Access */
|
|
#include "nsDOMCID.h"
|
|
#include "nsIServiceManager.h"
|
|
#include "nsINameSpaceManager.h"
|
|
#include "nsIScriptObjectOwner.h"
|
|
#include "nsIScriptGlobalObject.h"
|
|
#include "nsIScriptNameSetRegistry.h"
|
|
#include "nsIScriptNameSpaceManager.h"
|
|
#include "nsIScriptExternalNameSet.h"
|
|
|
|
#include "nsIEventQueueService.h"
|
|
#include "nsProxyObjectManager.h"
|
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// Globals
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
|
|
static NS_DEFINE_IID(kIFactoryIID, NS_IFACTORY_IID);
|
|
static NS_DEFINE_IID(kIScriptObjectOwnerIID, NS_ISCRIPTOBJECTOWNER_IID);
|
|
|
|
static NS_DEFINE_CID(kComponentManagerCID, NS_COMPONENTMANAGER_CID);
|
|
|
|
static NS_DEFINE_IID(kIScriptNameSetRegistryIID, NS_ISCRIPTNAMESETREGISTRY_IID);
|
|
static NS_DEFINE_IID(kCScriptNameSetRegistryCID, NS_SCRIPT_NAMESET_REGISTRY_CID);
|
|
static NS_DEFINE_IID(kIScriptExternalNameSetIID, NS_ISCRIPTEXTERNALNAMESET_IID);
|
|
|
|
static NS_DEFINE_IID(kISoftwareUpdate_IID, NS_ISOFTWAREUPDATE_IID);
|
|
static NS_DEFINE_IID(kSoftwareUpdate_CID, NS_SoftwareUpdate_CID);
|
|
|
|
static NS_DEFINE_IID(kIInstallTrigger_IID, NS_IDOMINSTALLTRIGGERGLOBAL_IID);
|
|
static NS_DEFINE_IID(kInstallTrigger_CID, NS_SoftwareUpdateInstallTrigger_CID);
|
|
|
|
static NS_DEFINE_IID(kIInstallVersion_IID, NS_IDOMINSTALLVERSION_IID);
|
|
static NS_DEFINE_IID(kInstallVersion_CID, NS_SoftwareUpdateInstallVersion_CID);
|
|
|
|
|
|
nsSoftwareUpdate* nsSoftwareUpdate::mInstance = nsnull;
|
|
nsIFileSpec* nsSoftwareUpdate::mProgramDir = nsnull;
|
|
|
|
|
|
nsSoftwareUpdate *
|
|
nsSoftwareUpdate::GetInstance()
|
|
{
|
|
if (mInstance == NULL)
|
|
{
|
|
mInstance = new nsSoftwareUpdate();
|
|
}
|
|
return mInstance;
|
|
}
|
|
|
|
|
|
|
|
nsSoftwareUpdate::nsSoftwareUpdate()
|
|
{
|
|
#ifdef NS_DEBUG
|
|
printf("XPInstall Component created\n");
|
|
#endif
|
|
|
|
NS_INIT_ISUPPORTS();
|
|
|
|
mStubLockout = PR_FALSE;
|
|
/***************************************/
|
|
/* Create us a queue */
|
|
/***************************************/
|
|
mLock = PR_NewLock();
|
|
mInstalling = PR_FALSE;
|
|
mJarInstallQueue = new nsVoidArray();
|
|
|
|
/***************************************/
|
|
/* Add us to the Javascript Name Space */
|
|
/***************************************/
|
|
|
|
new nsSoftwareUpdateNameSet();
|
|
|
|
/***************************************/
|
|
/* Register us with NetLib */
|
|
/***************************************/
|
|
// FIX
|
|
|
|
|
|
/***************************************/
|
|
/* Startup the Version Registry */
|
|
/***************************************/
|
|
|
|
NR_StartupRegistry(); /* startup the registry; if already started, this will essentially be a noop */
|
|
|
|
nsSpecialSystemDirectory appDir(nsSpecialSystemDirectory::OS_CurrentProcessDirectory);
|
|
VR_SetRegDirectory( appDir.GetNativePathCString() );
|
|
|
|
|
|
/***************************************/
|
|
/* Perform Scheduled Tasks */
|
|
/***************************************/
|
|
|
|
/* XXX Temporary workaround: see bugs 8849, 8971 */
|
|
#ifndef XP_UNIX
|
|
PR_CreateThread(PR_USER_THREAD,
|
|
PerformScheduledTasks,
|
|
nsnull,
|
|
PR_PRIORITY_NORMAL,
|
|
PR_GLOBAL_THREAD,
|
|
PR_UNJOINABLE_THREAD,
|
|
0);
|
|
#endif
|
|
|
|
|
|
/***************************************/
|
|
/* Create a top level observer */
|
|
/***************************************/
|
|
|
|
nsLoggingProgressNotifier *logger = new nsLoggingProgressNotifier();
|
|
RegisterNotifier(logger);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
nsSoftwareUpdate::~nsSoftwareUpdate()
|
|
{
|
|
#ifdef NS_DEBUG
|
|
printf("*** XPInstall Component destroyed\n");
|
|
#endif
|
|
|
|
PR_Lock(mLock);
|
|
if (mJarInstallQueue != nsnull)
|
|
{
|
|
PRInt32 i=0;
|
|
for (; i < mJarInstallQueue->Count(); i++)
|
|
{
|
|
nsInstallInfo* element = (nsInstallInfo*)mJarInstallQueue->ElementAt(i);
|
|
//FIX: need to add to registry....
|
|
delete element;
|
|
}
|
|
|
|
mJarInstallQueue->Clear();
|
|
delete (mJarInstallQueue);
|
|
mJarInstallQueue = nsnull;
|
|
}
|
|
PR_Unlock(mLock);
|
|
PR_DestroyLock(mLock);
|
|
|
|
NR_ShutdownRegistry();
|
|
|
|
if (mProgramDir)
|
|
mProgramDir->Release();
|
|
}
|
|
|
|
|
|
//------------------------------------------------------------------------
|
|
// nsISupports implementation
|
|
//------------------------------------------------------------------------
|
|
NS_IMPL_ADDREF( nsSoftwareUpdate );
|
|
NS_IMPL_RELEASE( nsSoftwareUpdate );
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsSoftwareUpdate::QueryInterface( REFNSIID anIID, void **anInstancePtr )
|
|
{
|
|
nsresult rv = NS_OK;
|
|
/* Check for place to return result. */
|
|
|
|
if ( !anInstancePtr )
|
|
{
|
|
rv = NS_ERROR_NULL_POINTER;
|
|
}
|
|
else
|
|
{
|
|
/* Check for IIDs we support and cast this appropriately. */
|
|
if ( anIID.Equals( nsISoftwareUpdate::GetIID() ) )
|
|
*anInstancePtr = (void*) ( (nsISoftwareUpdate*)this );
|
|
else if ( anIID.Equals( nsIAppShellComponent::GetIID() ) )
|
|
*anInstancePtr = (void*) ( (nsIAppShellComponent*)this );
|
|
else if (anIID.Equals( nsPIXPIStubHook::GetIID() ) )
|
|
*anInstancePtr = (void*) ( (nsPIXPIStubHook*)this );
|
|
else if ( anIID.Equals( kISupportsIID ) )
|
|
*anInstancePtr = (void*) ( (nsISupports*) (nsISoftwareUpdate*) this );
|
|
else
|
|
{
|
|
/* Not an interface we support. */
|
|
*anInstancePtr = 0;
|
|
rv = NS_NOINTERFACE;
|
|
}
|
|
}
|
|
|
|
if (NS_SUCCEEDED(rv))
|
|
NS_ADDREF_THIS();
|
|
|
|
return rv;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsSoftwareUpdate::Initialize( nsIAppShellService *anAppShell, nsICmdLineService *aCmdLineService )
|
|
{
|
|
nsresult rv;
|
|
|
|
mStubLockout = PR_TRUE; // prevent use of nsPIXPIStubHook by browser
|
|
|
|
rv = nsServiceManager::RegisterService( NS_IXPINSTALLCOMPONENT_PROGID, ( (nsISupports*) (nsISoftwareUpdate*) this ) );
|
|
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSoftwareUpdate::Shutdown()
|
|
{
|
|
nsresult rv;
|
|
|
|
rv = nsServiceManager::UnregisterService( NS_IXPINSTALLCOMPONENT_PROGID );
|
|
|
|
return rv;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsSoftwareUpdate::RegisterNotifier(nsIXPINotifier *notifier)
|
|
{
|
|
// we are going to ignore the returned ID and enforce that once you
|
|
// register a notifier, you can not remove it. This should at some
|
|
// point be fixed.
|
|
|
|
(void) mMasterNotifier.RegisterNotifier(notifier);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSoftwareUpdate::GetMasterNotifier(nsIXPINotifier **notifier)
|
|
{
|
|
NS_ASSERTION(notifier, "getter has invalid return pointer");
|
|
if (!notifier)
|
|
return NS_ERROR_NULL_POINTER;
|
|
|
|
*notifier = &mMasterNotifier;
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsSoftwareUpdate::SetActiveNotifier(nsIXPINotifier *notifier)
|
|
{
|
|
mMasterNotifier.SetActiveNotifier(notifier);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSoftwareUpdate::InstallJar( nsIFileSpec* aLocalFile,
|
|
const PRUnichar* aURL,
|
|
const PRUnichar* aArguments,
|
|
long flags,
|
|
nsIXPINotifier* aNotifier)
|
|
{
|
|
if ( !aLocalFile )
|
|
return NS_ERROR_NULL_POINTER;
|
|
|
|
nsInstallInfo *info =
|
|
new nsInstallInfo( aLocalFile, aURL, aArguments, flags, aNotifier );
|
|
|
|
if (!info)
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
|
|
PR_Lock(mLock);
|
|
mJarInstallQueue->AppendElement( info );
|
|
PR_Unlock(mLock);
|
|
RunNextInstall();
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsSoftwareUpdate::InstallJarCallBack()
|
|
{
|
|
PR_Lock(mLock);
|
|
|
|
nsInstallInfo *nextInstall = (nsInstallInfo*)mJarInstallQueue->ElementAt(0);
|
|
if (nextInstall != nsnull)
|
|
delete nextInstall;
|
|
|
|
mJarInstallQueue->RemoveElementAt(0);
|
|
mInstalling = PR_FALSE;
|
|
|
|
PR_Unlock(mLock);
|
|
|
|
return RunNextInstall();
|
|
}
|
|
|
|
|
|
nsresult
|
|
nsSoftwareUpdate::RunNextInstall()
|
|
{
|
|
nsresult rv = NS_OK;
|
|
nsInstallInfo* info = nsnull;
|
|
|
|
PR_Lock(mLock);
|
|
if (!mInstalling)
|
|
{
|
|
if ( mJarInstallQueue->Count() > 0 )
|
|
{
|
|
info = (nsInstallInfo*)mJarInstallQueue->ElementAt(0);
|
|
|
|
if ( info )
|
|
mInstalling = PR_TRUE;
|
|
else
|
|
{
|
|
NS_ERROR("leaking all nsInstallInfos left in queue");
|
|
rv = NS_ERROR_NULL_POINTER;
|
|
VR_Close();
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// nothing more to do
|
|
VR_Close();
|
|
}
|
|
}
|
|
PR_Unlock(mLock);
|
|
|
|
// make sure to RunInstall() outside of locked section due to callbacks
|
|
if (info)
|
|
RunInstall( info );
|
|
|
|
return rv;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsSoftwareUpdate::SetProgramDirectory(nsIFileSpec *aDir)
|
|
{
|
|
if (mStubLockout)
|
|
return NS_ERROR_ABORT;
|
|
else if ( !aDir )
|
|
return NS_ERROR_NULL_POINTER;
|
|
|
|
// only allow once, it would be a mess if we've already started installing
|
|
mStubLockout = PR_TRUE;
|
|
|
|
// fix GetFolder return path
|
|
mProgramDir = aDir;
|
|
mProgramDir->AddRef();
|
|
|
|
// setup version registry path
|
|
char* path;
|
|
nsresult rv = aDir->GetNativePath( &path );
|
|
if (NS_SUCCEEDED(rv))
|
|
{
|
|
VR_SetRegDirectory( path );
|
|
nsCRT::free( path );
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
|
|
|
|
/////////////////////////////////////////////////////////////////////////
|
|
//
|
|
/////////////////////////////////////////////////////////////////////////
|
|
static PRInt32 gSoftwareUpdateLock = 0;
|
|
|
|
nsSoftwareUpdateFactory::nsSoftwareUpdateFactory(void)
|
|
{
|
|
NS_INIT_ISUPPORTS();
|
|
}
|
|
|
|
nsSoftwareUpdateFactory::~nsSoftwareUpdateFactory(void)
|
|
{
|
|
}
|
|
|
|
|
|
|
|
NS_IMPL_ISUPPORTS(nsSoftwareUpdateFactory,kIFactoryIID)
|
|
|
|
NS_IMETHODIMP
|
|
nsSoftwareUpdateFactory::CreateInstance(nsISupports *aOuter, REFNSIID aIID, void **aResult)
|
|
{
|
|
if (aResult == NULL)
|
|
{
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
|
|
*aResult = NULL;
|
|
|
|
nsSoftwareUpdate *inst = nsSoftwareUpdate::GetInstance();
|
|
|
|
if (inst == NULL)
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
|
|
nsresult result = inst->QueryInterface(aIID, aResult);
|
|
|
|
if (NS_FAILED(result))
|
|
{
|
|
*aResult = NULL;
|
|
}
|
|
|
|
NS_ADDREF(inst); // Are we sure that we need to addref???
|
|
|
|
return result;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSoftwareUpdateFactory::LockFactory(PRBool aLock)
|
|
{
|
|
if (aLock)
|
|
PR_AtomicIncrement(&gSoftwareUpdateLock);
|
|
else
|
|
PR_AtomicDecrement(&gSoftwareUpdateLock);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// nsSoftwareUpdateNameSet
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
nsSoftwareUpdateNameSet::nsSoftwareUpdateNameSet()
|
|
{
|
|
NS_INIT_REFCNT();
|
|
|
|
nsIScriptNameSetRegistry *scriptNameSet;
|
|
nsresult result = nsServiceManager::GetService(kCScriptNameSetRegistryCID,
|
|
kIScriptNameSetRegistryIID,
|
|
(nsISupports **)&scriptNameSet);
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
scriptNameSet->AddExternalNameSet(this);
|
|
}
|
|
|
|
}
|
|
|
|
nsSoftwareUpdateNameSet::~nsSoftwareUpdateNameSet()
|
|
{
|
|
}
|
|
|
|
NS_IMPL_ISUPPORTS(nsSoftwareUpdateNameSet, kIScriptExternalNameSetIID);
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsSoftwareUpdateNameSet::InitializeClasses(nsIScriptContext* aScriptContext)
|
|
{
|
|
nsresult result = NS_OK;
|
|
|
|
result = NS_InitInstallVersionClass(aScriptContext, nsnull);
|
|
if (NS_FAILED(result)) return result;
|
|
|
|
result = NS_InitInstallTriggerGlobalClass(aScriptContext, nsnull);
|
|
|
|
return result;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsSoftwareUpdateNameSet::AddNameSet(nsIScriptContext* aScriptContext)
|
|
{
|
|
nsresult result = NS_OK;
|
|
nsIScriptNameSpaceManager* manager;
|
|
|
|
result = aScriptContext->GetNameSpaceManager(&manager);
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
result = manager->RegisterGlobalName("InstallVersion",
|
|
kInstallVersion_CID,
|
|
PR_TRUE);
|
|
|
|
if (NS_FAILED(result)) return result;
|
|
|
|
result = manager->RegisterGlobalName("InstallTrigger",
|
|
kInstallTrigger_CID,
|
|
PR_FALSE);
|
|
|
|
}
|
|
|
|
if (manager != nsnull)
|
|
NS_RELEASE(manager);
|
|
|
|
return result;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// DLL Entry Points:
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
extern "C" NS_EXPORT PRBool
|
|
NSCanUnload(nsISupports* aServMgr)
|
|
{
|
|
return PR_FALSE;
|
|
}
|
|
|
|
extern "C" NS_EXPORT nsresult
|
|
NSRegisterSelf(nsISupports* aServMgr, const char *path)
|
|
{
|
|
nsresult rv;
|
|
|
|
nsCOMPtr<nsIServiceManager> servMgr(do_QueryInterface(aServMgr, &rv));
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
nsIComponentManager* compMgr;
|
|
rv = servMgr->GetService(kComponentManagerCID,
|
|
nsIComponentManager::GetIID(),
|
|
(nsISupports**)&compMgr);
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
#ifdef NS_DEBUG
|
|
printf("*** XPInstall is being registered\n");
|
|
#endif
|
|
|
|
rv = compMgr->RegisterComponent( kSoftwareUpdate_CID,
|
|
NS_IXPINSTALLCOMPONENT_CLASSNAME,
|
|
NS_IXPINSTALLCOMPONENT_PROGID,
|
|
path,
|
|
PR_TRUE,
|
|
PR_TRUE );
|
|
|
|
if (NS_FAILED(rv)) goto done;
|
|
|
|
nsIRegistry *registry;
|
|
rv = servMgr->GetService( NS_REGISTRY_PROGID,
|
|
nsIRegistry::GetIID(),
|
|
(nsISupports**)®istry );
|
|
|
|
if ( NS_SUCCEEDED( rv ) )
|
|
{
|
|
registry->OpenWellKnownRegistry(nsIRegistry::ApplicationComponentRegistry);
|
|
char buffer[256];
|
|
char *cid = nsSoftwareUpdate::GetCID().ToString();
|
|
PR_snprintf( buffer,
|
|
sizeof buffer,
|
|
"%s/%s",
|
|
NS_IAPPSHELLCOMPONENT_KEY,
|
|
cid ? cid : "unknown" );
|
|
delete [] cid;
|
|
|
|
nsIRegistry::Key key;
|
|
rv = registry->AddSubtree( nsIRegistry::Common,
|
|
buffer,
|
|
&key );
|
|
servMgr->ReleaseService( NS_REGISTRY_PROGID, registry );
|
|
}
|
|
|
|
rv = compMgr->RegisterComponent(kInstallTrigger_CID, NULL, NULL, path, PR_TRUE, PR_TRUE);
|
|
if (NS_FAILED(rv)) goto done;
|
|
|
|
rv = compMgr->RegisterComponent(kInstallVersion_CID, NULL, NULL, path, PR_TRUE, PR_TRUE);
|
|
|
|
done:
|
|
(void)servMgr->ReleaseService(kComponentManagerCID, compMgr);
|
|
return rv;
|
|
}
|
|
|
|
|
|
extern "C" NS_EXPORT nsresult
|
|
NSUnregisterSelf(nsISupports* aServMgr, const char *path)
|
|
{
|
|
nsresult rv;
|
|
|
|
nsCOMPtr<nsIServiceManager> servMgr(do_QueryInterface(aServMgr, &rv));
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
nsIComponentManager* compMgr;
|
|
rv = servMgr->GetService(kComponentManagerCID,
|
|
nsIComponentManager::GetIID(),
|
|
(nsISupports**)&compMgr);
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
#ifdef NS_DEBUG
|
|
printf("*** XPInstall is being unregistered\n");
|
|
#endif
|
|
|
|
rv = compMgr->UnregisterComponent(kSoftwareUpdate_CID, path);
|
|
if (NS_FAILED(rv)) goto done;
|
|
rv = compMgr->UnregisterComponent(kInstallTrigger_CID, path);
|
|
if (NS_FAILED(rv)) goto done;
|
|
rv = compMgr->UnregisterComponent(kInstallVersion_CID, path);
|
|
|
|
done:
|
|
(void)servMgr->ReleaseService(kComponentManagerCID, compMgr);
|
|
return rv;
|
|
}
|
|
|
|
|
|
|
|
extern "C" NS_EXPORT nsresult
|
|
NSGetFactory(nsISupports* serviceMgr,
|
|
const nsCID &aClass,
|
|
const char *aClassName,
|
|
const char *aProgID,
|
|
nsIFactory **aFactory)
|
|
{
|
|
|
|
if (aFactory == NULL)
|
|
{
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
|
|
*aFactory = NULL;
|
|
nsISupports *inst;
|
|
|
|
|
|
if (aClass.Equals(kInstallTrigger_CID) )
|
|
{
|
|
inst = new nsInstallTriggerFactory();
|
|
}
|
|
else if (aClass.Equals(kInstallVersion_CID) )
|
|
{
|
|
inst = new nsInstallVersionFactory();
|
|
}
|
|
else if (aClass.Equals(kSoftwareUpdate_CID) )
|
|
{
|
|
inst = new nsSoftwareUpdateFactory();
|
|
}
|
|
else
|
|
{
|
|
return NS_ERROR_ILLEGAL_VALUE;
|
|
}
|
|
|
|
|
|
if (inst == NULL)
|
|
{
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
|
|
|
|
nsresult res = inst->QueryInterface(kIFactoryIID, (void**) aFactory);
|
|
|
|
if (NS_FAILED(res))
|
|
{
|
|
delete inst;
|
|
}
|
|
|
|
return res;
|
|
|
|
}
|
|
|
|
|