150 lines
4.0 KiB
C++
150 lines
4.0 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#include "nsUninstallObject.h"
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#include "prmem.h"
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#include "prmon.h"
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#include "prlog.h"
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#include "prprf.h"
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#include "xp.h"
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#include "NSReg.h"
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#include "softupdt.h"
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#include "nsVersionRegistry.h"
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#include "nsPrivilegeManager.h"
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#include "nsTarget.h"
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#include "nsSUError.h"
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extern int SU_DETAILS_UNINSTALL;
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PR_BEGIN_EXTERN_C
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/* PUBLIC METHODS */
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nsUninstallObject::nsUninstallObject(nsSoftwareUpdate* inSoftUpdate,
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char* inRegName,
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char* *errorMsg) : nsInstallObject(inSoftUpdate)
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{
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regName = NULL;
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userName = NULL;
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if ( regName == NULL || XP_STRLEN(regName) == 0 ) {
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*errorMsg = SU_GetErrorMsg3("RegName is NULL ", nsSoftUpdateError_INVALID_ARGUMENTS );
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return;
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}
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regName = XP_STRDUP(inRegName);
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/* Request impersonation privileges */
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nsPrivilegeManager* privMgr = nsPrivilegeManager::getPrivilegeManager();
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nsTarget* impersonation = nsTarget::findTarget(IMPERSONATOR);
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nsTarget* target = NULL;
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if ((privMgr != NULL) && (impersonation != NULL)) {
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/* XXX: We should get the SystemPrincipal and enablePrivilege on that.
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* Or may be we should get rid of impersonation
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*/
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privMgr->enablePrivilege(impersonation, 1);
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target = nsTarget::findTarget(INSTALL_PRIV);
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if (target != NULL) {
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if (!privMgr->enablePrivilege( target, softUpdate->GetPrincipal(), 1 )) {
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*errorMsg = SU_GetErrorMsg3("Permssion was denied", nsSoftUpdateError_ACCESS_DENIED);
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return;
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}
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}
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}
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userName = nsVersionRegistry::getUninstallUserName( regName );
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if ( userName == NULL ) {
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char *msg = NULL;
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msg = PR_sprintf_append(msg, "No such component %s", regName);
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*errorMsg = SU_GetErrorMsg3(msg, nsSoftUpdateError_NO_SUCH_COMPONENT);
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PR_FREEIF(msg);
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return;
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}
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}
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nsUninstallObject::~nsUninstallObject()
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{
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XP_FREEIF(regName);
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XP_FREEIF(userName);
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}
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/* Complete
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* Uninstalls the package
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*/
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char* nsUninstallObject::Complete()
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{
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nsTarget* execTarget = NULL;
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nsPrivilegeManager* privMgr = nsPrivilegeManager::getPrivilegeManager();
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nsTarget* impersonation = nsTarget::findTarget(IMPERSONATOR);
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if ((privMgr != NULL) && (impersonation != NULL)) {
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/* XXX: We should get the SystemPrincipal and enablePrivilege on that.
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* Or may be we should get rid of impersonation
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*/
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privMgr->enablePrivilege(impersonation, 1);
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execTarget = nsTarget::findTarget(INSTALL_PRIV);
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if (execTarget != NULL) {
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if (!privMgr->enablePrivilege( execTarget, softUpdate->GetPrincipal(), 1 )) {
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return SU_GetErrorMsg3("Permssion was denied", nsSoftUpdateError_ACCESS_DENIED);
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}
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}
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}
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char *errorMsg = NativeComplete( regName );
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if (execTarget != NULL) {
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privMgr->revertPrivilege( execTarget, 1 );
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}
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return errorMsg;
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}
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char* nsUninstallObject::Prepare()
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{
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return NULL;
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}
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void nsUninstallObject::Abort()
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{
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}
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char* nsUninstallObject::toString()
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{
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return SU_GetString1(SU_DETAILS_UNINSTALL, userName); // Needs I10n
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}
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/* PRIVATE METHODS */
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char* nsUninstallObject::NativeComplete(char* regname)
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{
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char* errorMsg = NULL;
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if ( regname != NULL && *regname != '\0' ) {
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int err = SU_Uninstall( regName );
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if (err != REGERR_OK) {
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errorMsg = SU_GetErrorMsg3("Uninstall failed", err);
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}
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}
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return errorMsg;
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}
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PR_END_EXTERN_C
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