214 lines
7.6 KiB
C++
214 lines
7.6 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include "ldapaccess.hxx"
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#include "ldapuserprofilebe.hxx"
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#include <sal/log.hxx>
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#include <comphelper/diagnose_ex.hxx>
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#include <rtl/instance.hxx>
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#include <com/sun/star/beans/NamedValue.hpp>
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#include <com/sun/star/beans/Optional.hpp>
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#include <com/sun/star/configuration/theDefaultProvider.hpp>
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#include <comphelper/scopeguard.hxx>
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#include <cppuhelper/supportsservice.hxx>
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#include <osl/security.hxx>
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namespace extensions::config::ldap {
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LdapUserProfileBe::LdapUserProfileBe( const uno::Reference<uno::XComponentContext>& xContext)
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: BackendBase(m_aMutex)
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{
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LdapDefinition aDefinition;
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OUString loggedOnUser;
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// true initially to handle reentrant call; will become false if readLdapConfiguration fails
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bool bHaveLdapConfiguration = true;
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// This whole rigmarole is to prevent an infinite recursion where reading
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// the configuration for the backend would create another instance of the
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// backend, which would try and read the configuration which would...
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{
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static osl::Mutex aInitMutex;
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osl::MutexGuard aInitGuard(aInitMutex);
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static bool bReentrantCall; // = false
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OSL_ENSURE(!bReentrantCall, "configuration: Ldap Backend constructor called reentrantly - probably a registration error.");
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if (!bReentrantCall)
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{
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bReentrantCall = true ;
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comphelper::ScopeGuard aReentrantCallGuard([]() { bReentrantCall = false; });
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// Don't throw on fail: this will crash if LDAP is misconfigured, and user opens
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// Expert Configuration dialog. Instead, just don't fill data_, which will make the
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// backend return empty values. This happens in SvtUserOptions::Impl::GetValue_Impl
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// anyway even in throwing scenario, but doing it here also improves performance
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// because of avoiding repeated attempts to create the backend.
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bHaveLdapConfiguration = readLdapConfiguration(
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xContext, &aDefinition, &loggedOnUser);
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if (!bHaveLdapConfiguration)
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SAL_WARN("extensions.config", "LdapUserProfileBackend: LDAP not configured");
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}
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}
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if (bHaveLdapConfiguration)
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{
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LdapConnection connection;
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connection.connectSimple(aDefinition);
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connection.getUserProfile(loggedOnUser, &data_);
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}
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}
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LdapUserProfileBe::~LdapUserProfileBe()
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{
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}
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bool LdapUserProfileBe::readLdapConfiguration(
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css::uno::Reference< css::uno::XComponentContext > const & context,
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LdapDefinition * definition, OUString * loggedOnUser)
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{
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OSL_ASSERT(context.is() && definition != nullptr && loggedOnUser != nullptr);
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uno::Reference< XInterface > xIface;
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try
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{
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uno::Reference< lang::XMultiServiceFactory > xCfgProvider(
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css::configuration::theDefaultProvider::get(context));
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css::beans::NamedValue aPath(u"nodepath"_ustr, uno::Any(u"org.openoffice.LDAP/UserDirectory"_ustr) );
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uno::Sequence< uno::Any > aArgs{ uno::Any(aPath) };
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xIface = xCfgProvider->createInstanceWithArguments(u"com.sun.star.configuration.ConfigurationAccess"_ustr, aArgs);
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uno::Reference<container::XNameAccess > xAccess(xIface, uno::UNO_QUERY_THROW);
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xAccess->getByName(u"ServerDefinition"_ustr) >>= xIface;
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uno::Reference<container::XNameAccess > xChildAccess(xIface, uno::UNO_QUERY_THROW);
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if (!getLdapStringParam(xChildAccess, u"Server"_ustr, definition->mServer))
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return false;
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if (!getLdapStringParam(xChildAccess, u"BaseDN"_ustr, definition->mBaseDN))
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return false;
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definition->mPort=0;
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xChildAccess->getByName(u"Port"_ustr) >>= definition->mPort ;
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if (definition->mPort == 0)
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return false;
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if (!getLdapStringParam(xAccess, u"UserObjectClass"_ustr, definition->mUserObjectClass))
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return false;
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if (!getLdapStringParam(xAccess, u"UserUniqueAttribute"_ustr, definition->mUserUniqueAttr))
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return false;
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getLdapStringParam(xAccess, u"SearchUser"_ustr, definition->mAnonUser);
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getLdapStringParam(xAccess, u"SearchPassword"_ustr, definition->mAnonCredentials);
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}
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catch (const uno::Exception&)
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{
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TOOLS_WARN_EXCEPTION("extensions.config", "LdapUserProfileBackend: access to configuration data failed");
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return false;
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}
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osl::Security aSecurityContext;
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if (!aSecurityContext.getUserName(*loggedOnUser))
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SAL_WARN("extensions.config", "LdapUserProfileBackend - could not get Logged on user from system");
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sal_Int32 nIndex = loggedOnUser->indexOf('/');
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if (nIndex > 0)
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*loggedOnUser = loggedOnUser->copy(nIndex+1);
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return true;
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}
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bool LdapUserProfileBe::getLdapStringParam(
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uno::Reference<container::XNameAccess> const & xAccess,
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const OUString& aLdapSetting,
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OUString& aServerParameter)
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{
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xAccess->getByName(aLdapSetting) >>= aServerParameter;
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return !aServerParameter.isEmpty();
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}
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void LdapUserProfileBe::setPropertyValue(
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OUString const &, css::uno::Any const &)
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{
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throw css::lang::IllegalArgumentException(
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u"setPropertyValue not supported"_ustr,
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static_cast< cppu::OWeakObject * >(this), -1);
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}
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css::uno::Any LdapUserProfileBe::getPropertyValue(
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OUString const & PropertyName)
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{
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for (sal_Int32 i = 0;;) {
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sal_Int32 j = PropertyName.indexOf(',', i);
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if (j == -1) {
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j = PropertyName.getLength();
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}
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if (j == i) {
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throw css::beans::UnknownPropertyException(
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PropertyName, static_cast< cppu::OWeakObject * >(this));
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}
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LdapData::iterator k(data_.find(PropertyName.copy(i, j - i)));
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if (k != data_.end()) {
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return css::uno::Any(
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css::beans::Optional< css::uno::Any >(
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true, css::uno::Any(k->second)));
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}
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if (j == PropertyName.getLength()) {
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break;
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}
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i = j + 1;
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}
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return css::uno::Any(css::beans::Optional< css::uno::Any >());
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}
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OUString SAL_CALL LdapUserProfileBe::getImplementationName()
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{
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return u"com.sun.star.comp.configuration.backend.LdapUserProfileBe"_ustr;
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}
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sal_Bool SAL_CALL LdapUserProfileBe::supportsService(const OUString& aServiceName)
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{
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return cppu::supportsService(this, aServiceName);
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}
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uno::Sequence<OUString>
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SAL_CALL LdapUserProfileBe::getSupportedServiceNames()
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{
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return { u"com.sun.star.configuration.backend.LdapUserProfileBe"_ustr };
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}
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}
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extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
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extensions_ldp_LdapUserProfileBe_get_implementation(
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css::uno::XComponentContext* context , css::uno::Sequence<css::uno::Any> const&)
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{
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return cppu::acquire(new extensions::config::ldap::LdapUserProfileBe(context));
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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