Exemplo n.º 1
0
 static function loginUser($login, $password, $authenticationMatch = false)
 {
     $http = eZHTTPTool::instance();
     $db = eZDB::instance();
     if ($authenticationMatch === false) {
         $authenticationMatch = eZUser::authenticationMatch();
     }
     $loginEscaped = $db->escapeString($login);
     $passwordEscaped = $db->escapeString($password);
     $loginLdapEscaped = self::ldap_escape($login);
     $loginArray = array();
     if ($authenticationMatch & eZUser::AUTHENTICATE_LOGIN) {
         $loginArray[] = "login='******'";
     }
     if ($authenticationMatch & eZUser::AUTHENTICATE_EMAIL) {
         $loginArray[] = "email='{$loginEscaped}'";
     }
     if (count($loginArray) == 0) {
         $loginArray[] = "login='******'";
     }
     $loginText = implode(' OR ', $loginArray);
     $contentObjectStatus = eZContentObject::STATUS_PUBLISHED;
     $ini = eZINI::instance();
     $LDAPIni = eZINI::instance('ldap.ini');
     $databaseName = $db->databaseName();
     // if mysql
     if ($databaseName === 'mysql') {
         $query = "SELECT contentobject_id, password_hash, password_hash_type, email, login\n                      FROM ezuser, ezcontentobject\n                      WHERE ( {$loginText} ) AND\n                            ezcontentobject.status='{$contentObjectStatus}' AND\n                            ( ezcontentobject.id=contentobject_id OR ( password_hash_type=4 AND ( {$loginText} ) AND password_hash=PASSWORD('{$passwordEscaped}') ) )";
     } else {
         $query = "SELECT contentobject_id, password_hash, password_hash_type, email, login\n                      FROM ezuser, ezcontentobject\n                      WHERE ( {$loginText} ) AND\n                            ezcontentobject.status='{$contentObjectStatus}' AND\n                            ezcontentobject.id=contentobject_id";
     }
     $users = $db->arrayQuery($query);
     $exists = false;
     if (count($users) >= 1) {
         foreach ($users as $userRow) {
             $userID = $userRow['contentobject_id'];
             $hashType = $userRow['password_hash_type'];
             $hash = $userRow['password_hash'];
             $exists = eZUser::authenticateHash($userRow['login'], $password, eZUser::site(), $hashType, $hash);
             // If hash type is MySql
             if ($hashType == eZUser::PASSWORD_HASH_MYSQL and $databaseName === 'mysql') {
                 $queryMysqlUser = "******";
                 $mysqlUsers = $db->arrayQuery($queryMysqlUser);
                 if (count($mysqlUsers) >= 1) {
                     $exists = true;
                 }
             }
             eZDebugSetting::writeDebug('kernel-user', eZUser::createHash($userRow['login'], $password, eZUser::site(), $hashType), "check hash");
             eZDebugSetting::writeDebug('kernel-user', $hash, "stored hash");
             // If current user has been disabled after a few failed login attempts.
             $canLogin = eZUser::isEnabledAfterFailedLogin($userID);
             if ($exists) {
                 // We should store userID for warning message.
                 $GLOBALS['eZFailedLoginAttemptUserID'] = $userID;
                 $userSetting = eZUserSetting::fetch($userID);
                 $isEnabled = $userSetting->attribute("is_enabled");
                 if ($hashType != eZUser::hashType() and strtolower($ini->variable('UserSettings', 'UpdateHash')) == 'true') {
                     $hashType = eZUser::hashType();
                     $hash = eZUser::createHash($login, $password, eZUser::site(), $hashType);
                     $db->query("UPDATE ezuser SET password_hash='{$hash}', password_hash_type='{$hashType}' WHERE contentobject_id='{$userID}'");
                 }
                 break;
             }
         }
     }
     if ($exists and $isEnabled and $canLogin) {
         eZDebugSetting::writeDebug('kernel-user', $userRow, 'user row');
         $user = new eZUser($userRow);
         eZDebugSetting::writeDebug('kernel-user', $user, 'user');
         $userID = $user->attribute('contentobject_id');
         eZUser::updateLastVisit($userID);
         eZUser::setCurrentlyLoggedInUser($user, $userID);
         // Reset number of failed login attempts
         eZUser::setFailedLoginAttempts($userID, 0);
         return $user;
     } else {
         if ($LDAPIni->variable('LDAPSettings', 'LDAPEnabled') === 'true') {
             // read LDAP ini settings
             // and then try to bind to the ldap server
             $LDAPDebugTrace = $LDAPIni->variable('LDAPSettings', 'LDAPDebugTrace') === 'enabled';
             $LDAPVersion = $LDAPIni->variable('LDAPSettings', 'LDAPVersion');
             $LDAPServer = $LDAPIni->variable('LDAPSettings', 'LDAPServer');
             $LDAPPort = $LDAPIni->variable('LDAPSettings', 'LDAPPort');
             $LDAPFollowReferrals = (int) $LDAPIni->variable('LDAPSettings', 'LDAPFollowReferrals');
             $LDAPBaseDN = $LDAPIni->variable('LDAPSettings', 'LDAPBaseDn');
             $LDAPBindUser = $LDAPIni->variable('LDAPSettings', 'LDAPBindUser');
             $LDAPBindPassword = $LDAPIni->variable('LDAPSettings', 'LDAPBindPassword');
             $LDAPSearchScope = $LDAPIni->variable('LDAPSettings', 'LDAPSearchScope');
             $LDAPLoginAttribute = strtolower($LDAPIni->variable('LDAPSettings', 'LDAPLoginAttribute'));
             $LDAPFirstNameAttribute = strtolower($LDAPIni->variable('LDAPSettings', 'LDAPFirstNameAttribute'));
             $LDAPFirstNameIsCN = $LDAPIni->variable('LDAPSettings', 'LDAPFirstNameIsCommonName') === 'true';
             $LDAPLastNameAttribute = strtolower($LDAPIni->variable('LDAPSettings', 'LDAPLastNameAttribute'));
             $LDAPEmailAttribute = strtolower($LDAPIni->variable('LDAPSettings', 'LDAPEmailAttribute'));
             $defaultUserPlacement = $ini->variable("UserSettings", "DefaultUserPlacement");
             $LDAPUserGroupAttributeType = strtolower($LDAPIni->variable('LDAPSettings', 'LDAPUserGroupAttributeType'));
             $LDAPUserGroupAttribute = strtolower($LDAPIni->variable('LDAPSettings', 'LDAPUserGroupAttribute'));
             if ($LDAPIni->hasVariable('LDAPSettings', 'Utf8Encoding')) {
                 $Utf8Encoding = $LDAPIni->variable('LDAPSettings', 'Utf8Encoding');
                 if ($Utf8Encoding == "true") {
                     $isUtf8Encoding = true;
                 } else {
                     $isUtf8Encoding = false;
                 }
             } else {
                 $isUtf8Encoding = false;
             }
             if ($LDAPIni->hasVariable('LDAPSettings', 'LDAPSearchFilters')) {
                 $LDAPFilters = $LDAPIni->variable('LDAPSettings', 'LDAPSearchFilters');
             }
             if ($LDAPIni->hasVariable('LDAPSettings', 'LDAPUserGroupType') and $LDAPIni->hasVariable('LDAPSettings', 'LDAPUserGroup')) {
                 $LDAPUserGroupType = $LDAPIni->variable('LDAPSettings', 'LDAPUserGroupType');
                 $LDAPUserGroup = $LDAPIni->variable('LDAPSettings', 'LDAPUserGroup');
             }
             $LDAPFilter = "( &";
             if (count($LDAPFilters) > 0) {
                 foreach (array_keys($LDAPFilters) as $key) {
                     $LDAPFilter .= "(" . $LDAPFilters[$key] . ")";
                 }
             }
             $LDAPEqualSign = trim($LDAPIni->variable('LDAPSettings', "LDAPEqualSign"));
             $LDAPBaseDN = str_replace($LDAPEqualSign, "=", $LDAPBaseDN);
             $LDAPFilter = str_replace($LDAPEqualSign, "=", $LDAPFilter);
             $LDAPBindUser = str_replace($LDAPEqualSign, "=", $LDAPBindUser);
             if ($LDAPDebugTrace) {
                 $debugArray = array('stage' => '1/5: Connecting and Binding to LDAP server', 'LDAPServer' => $LDAPServer, 'LDAPPort' => $LDAPPort, 'LDAPBindUser' => $LDAPBindUser, 'LDAPVersion' => $LDAPVersion);
                 // Set debug trace mode for ldap connections
                 if (function_exists('ldap_set_option')) {
                     ldap_set_option(NULL, LDAP_OPT_DEBUG_LEVEL, 7);
                 }
                 eZDebug::writeNotice(var_export($debugArray, true), __METHOD__);
             }
             if (function_exists('ldap_connect')) {
                 $ds = ldap_connect($LDAPServer, $LDAPPort);
             } else {
                 $ds = false;
             }
             if ($ds) {
                 ldap_set_option($ds, LDAP_OPT_PROTOCOL_VERSION, $LDAPVersion);
                 ldap_set_option($ds, LDAP_OPT_REFERRALS, $LDAPFollowReferrals);
                 if ($LDAPBindUser == '') {
                     $r = ldap_bind($ds);
                 } else {
                     $r = ldap_bind($ds, $LDAPBindUser, $LDAPBindPassword);
                 }
                 if (!$r) {
                     // Increase number of failed login attempts.
                     eZDebug::writeError('Cannot bind to LDAP server, might be something wronge with connetion or bind user!', __METHOD__);
                     if (isset($userID)) {
                         eZUser::setFailedLoginAttempts($userID);
                     }
                     $user = false;
                     return $user;
                 }
                 $LDAPFilter .= "({$LDAPLoginAttribute}={$loginLdapEscaped})";
                 $LDAPFilter .= ")";
                 ldap_set_option($ds, LDAP_OPT_SIZELIMIT, 0);
                 ldap_set_option($ds, LDAP_OPT_TIMELIMIT, 0);
                 $retrieveAttributes = array($LDAPLoginAttribute, $LDAPFirstNameAttribute, $LDAPLastNameAttribute, $LDAPEmailAttribute);
                 if ($LDAPUserGroupAttributeType) {
                     $retrieveAttributes[] = $LDAPUserGroupAttribute;
                 }
                 if ($LDAPDebugTrace) {
                     $debugArray = array('stage' => '2/5: finding user', 'LDAPFilter' => $LDAPFilter, 'retrieveAttributes' => $retrieveAttributes, 'LDAPSearchScope' => $LDAPSearchScope, 'LDAPBaseDN' => $LDAPBaseDN);
                     eZDebug::writeNotice(var_export($debugArray, true), __METHOD__);
                 }
                 if ($LDAPSearchScope == "one") {
                     $sr = ldap_list($ds, $LDAPBaseDN, $LDAPFilter, $retrieveAttributes);
                 } else {
                     if ($LDAPSearchScope == "base") {
                         $sr = ldap_read($ds, $LDAPBaseDN, $LDAPFilter, $retrieveAttributes);
                     } else {
                         $sr = ldap_search($ds, $LDAPBaseDN, $LDAPFilter, $retrieveAttributes);
                     }
                 }
                 $info = ldap_get_entries($ds, $sr);
                 if ($info['count'] > 1) {
                     // More than one user with same uid, not allow login.
                     eZDebug::writeWarning('More then one user with same uid, not allowed to login!', __METHOD__);
                     $user = false;
                     return $user;
                 } else {
                     if ($info['count'] < 1) {
                         // Increase number of failed login attempts.
                         if (isset($userID)) {
                             eZUser::setFailedLoginAttempts($userID);
                         }
                         // user DN was not found
                         eZDebug::writeWarning('User DN was not found!', __METHOD__);
                         $user = false;
                         return $user;
                     } else {
                         if ($LDAPDebugTrace) {
                             $debugArray = array('stage' => '3/5: real authentication of user', 'info' => $info);
                             eZDebug::writeNotice(var_export($debugArray, true), __METHOD__);
                         }
                     }
                 }
                 if (!$password) {
                     $password = crypt(microtime());
                 }
                 // is it real authenticated LDAP user?
                 if (!@ldap_bind($ds, $info[0]['dn'], $password)) {
                     // Increase number of failed login attempts.
                     if (isset($userID)) {
                         eZUser::setFailedLoginAttempts($userID);
                     }
                     eZDebug::writeWarning("User {$userID} failed to login!", __METHOD__);
                     $user = false;
                     return $user;
                 }
                 $extraNodeAssignments = array();
                 $userGroupClassID = $ini->variable("UserSettings", "UserGroupClassID");
                 // default user group assigning
                 if ($LDAPUserGroupType != null) {
                     if ($LDAPUserGroupType == "name") {
                         if (is_array($LDAPUserGroup)) {
                             foreach (array_keys($LDAPUserGroup) as $key) {
                                 $groupName = $db->escapeString($LDAPUserGroup[$key]);
                                 $groupQuery = "SELECT ezcontentobject_tree.node_id\n                                                 FROM ezcontentobject, ezcontentobject_tree\n                                                WHERE ezcontentobject.name like '{$groupName}'\n                                                  AND ezcontentobject.id=ezcontentobject_tree.contentobject_id\n                                                  AND ezcontentobject.contentclass_id={$userGroupClassID}";
                                 $groupObject = $db->arrayQuery($groupQuery);
                                 if (count($groupObject) > 0 and $key == 0) {
                                     $defaultUserPlacement = $groupObject[0]['node_id'];
                                 } else {
                                     if (count($groupObject) > 0) {
                                         $extraNodeAssignments[] = $groupObject[0]['node_id'];
                                     }
                                 }
                             }
                         } else {
                             $groupName = $db->escapeString($LDAPUserGroup);
                             $groupQuery = "SELECT ezcontentobject_tree.node_id\n                                             FROM ezcontentobject, ezcontentobject_tree\n                                            WHERE ezcontentobject.name like '{$groupName}'\n                                              AND ezcontentobject.id=ezcontentobject_tree.contentobject_id\n                                              AND ezcontentobject.contentclass_id={$userGroupClassID}";
                             $groupObject = $db->arrayQuery($groupQuery);
                             if (count($groupObject) > 0) {
                                 $defaultUserPlacement = $groupObject[0]['node_id'];
                             }
                         }
                     } else {
                         if ($LDAPUserGroupType == "id") {
                             if (is_array($LDAPUserGroup)) {
                                 foreach (array_keys($LDAPUserGroup) as $key) {
                                     $groupID = $LDAPUserGroup[$key];
                                     $groupQuery = "SELECT ezcontentobject_tree.node_id\n                                                 FROM ezcontentobject, ezcontentobject_tree\n                                                WHERE ezcontentobject.id='{$groupID}'\n                                                  AND ezcontentobject.id=ezcontentobject_tree.contentobject_id\n                                                  AND ezcontentobject.contentclass_id={$userGroupClassID}";
                                     $groupObject = $db->arrayQuery($groupQuery);
                                     if (count($groupObject) > 0 and $key == 0) {
                                         $defaultUserPlacement = $groupObject[0]['node_id'];
                                     } else {
                                         if (count($groupObject) > 0) {
                                             $extraNodeAssignments[] = $groupObject[0]['node_id'];
                                         }
                                     }
                                 }
                             } else {
                                 $groupID = $LDAPUserGroup;
                                 $groupQuery = "SELECT ezcontentobject_tree.node_id\n                                             FROM ezcontentobject, ezcontentobject_tree\n                                            WHERE ezcontentobject.id='{$groupID}'\n                                              AND ezcontentobject.id=ezcontentobject_tree.contentobject_id\n                                              AND ezcontentobject.contentclass_id={$userGroupClassID}";
                                 $groupObject = $db->arrayQuery($groupQuery);
                                 if (count($groupObject) > 0) {
                                     $defaultUserPlacement = $groupObject[0]['node_id'];
                                 }
                             }
                         }
                     }
                 }
                 // read group mapping LDAP settings
                 $LDAPGroupMappingType = $LDAPIni->variable('LDAPSettings', 'LDAPGroupMappingType');
                 $LDAPUserGroupMap = $LDAPIni->variable('LDAPSettings', 'LDAPUserGroupMap');
                 if (!is_array($LDAPUserGroupMap)) {
                     $LDAPUserGroupMap = array();
                 }
                 // group mapping constants
                 $ByMemberAttribute = 'SimpleMapping';
                 // by group's member attributes (with mapping)
                 $ByMemberAttributeHierarhicaly = 'GetGroupsTree';
                 // by group's member attributes hierarhically
                 $ByGroupAttribute = 'UseGroupAttribute';
                 // by user's group attribute (old style)
                 $groupMappingTypes = array($ByMemberAttribute, $ByMemberAttributeHierarhicaly, $ByGroupAttribute);
                 $userData =& $info[0];
                 // default mapping using old style
                 if (!in_array($LDAPGroupMappingType, $groupMappingTypes)) {
                     $LDAPGroupMappingType = $ByGroupAttribute;
                 }
                 if ($LDAPDebugTrace) {
                     $debugArray = array('stage' => '4/5: group mapping init', 'LDAPUserGroupType' => $LDAPUserGroupType, 'LDAPGroupMappingType' => $LDAPGroupMappingType, 'LDAPUserGroup' => $LDAPUserGroup, 'defaultUserPlacement' => $defaultUserPlacement, 'extraNodeAssignments' => $extraNodeAssignments);
                     eZDebug::writeNotice(var_export($debugArray, true), __METHOD__);
                 }
                 if ($LDAPGroupMappingType == $ByMemberAttribute or $LDAPGroupMappingType == $ByMemberAttributeHierarhicaly) {
                     $LDAPGroupBaseDN = $LDAPIni->variable('LDAPSettings', 'LDAPGroupBaseDN');
                     $LDAPGroupBaseDN = str_replace($LDAPEqualSign, '=', $LDAPGroupBaseDN);
                     $LDAPGroupClass = $LDAPIni->variable('LDAPSettings', 'LDAPGroupClass');
                     $LDAPGroupNameAttribute = strtolower($LDAPIni->variable('LDAPSettings', 'LDAPGroupNameAttribute'));
                     $LDAPGroupMemberAttribute = strtolower($LDAPIni->variable('LDAPSettings', 'LDAPGroupMemberAttribute'));
                     $LDAPGroupDescriptionAttribute = strtolower($LDAPIni->variable('LDAPSettings', 'LDAPGroupDescriptionAttribute'));
                     $groupSearchingDepth = $LDAPGroupMappingType == '1' ? 1 : 1000;
                     // now, get all parents for currently ldap authenticated user
                     $requiredParams = array();
                     $requiredParams['LDAPLoginAttribute'] = $LDAPLoginAttribute;
                     $requiredParams['LDAPGroupBaseDN'] = $LDAPGroupBaseDN;
                     $requiredParams['LDAPGroupClass'] = $LDAPGroupClass;
                     $requiredParams['LDAPGroupNameAttribute'] = $LDAPGroupNameAttribute;
                     $requiredParams['LDAPGroupMemberAttribute'] = $LDAPGroupMemberAttribute;
                     $requiredParams['LDAPGroupDescriptionAttribute'] = $LDAPGroupDescriptionAttribute;
                     $requiredParams['ds'] =& $ds;
                     if ($LDAPIni->variable('LDAPSettings', 'LDAPGroupRootNodeId') !== '') {
                         $requiredParams['TopUserGroupNodeID'] = $LDAPIni->variable('LDAPSettings', 'LDAPGroupRootNodeId');
                     } else {
                         $requiredParams['TopUserGroupNodeID'] = 5;
                     }
                     $groupsTree = array();
                     $stack = array();
                     $newfilter = '(&(objectClass=' . $LDAPGroupClass . ')(' . $LDAPGroupMemberAttribute . '=' . $userData['dn'] . '))';
                     $groupsTree[$userData['dn']] = array('data' => &$userData, 'parents' => array(), 'children' => array());
                     eZLDAPUser::getUserGroupsTree($requiredParams, $newfilter, $userData['dn'], $groupsTree, $stack, $groupSearchingDepth);
                     $userRecord =& $groupsTree[$userData['dn']];
                     if ($LDAPGroupMappingType == $ByMemberAttribute) {
                         if (count($userRecord['parents']) > 0) {
                             $remappedGroupNames = array();
                             foreach (array_keys($userRecord['parents']) as $key) {
                                 $parentGroup =& $userRecord['parents'][$key];
                                 if (isset($parentGroup['data'][$LDAPGroupNameAttribute])) {
                                     $ldapGroupName = $parentGroup['data'][$LDAPGroupNameAttribute];
                                     if (is_array($ldapGroupName)) {
                                         $ldapGroupName = $ldapGroupName['count'] > 0 ? $ldapGroupName[0] : '';
                                     }
                                     // remap group name and check that group exists
                                     if (array_key_exists($ldapGroupName, $LDAPUserGroupMap)) {
                                         $remmapedGroupName = $db->escapeString($LDAPUserGroupMap[$ldapGroupName]);
                                         $groupQuery = "SELECT ezcontentobject_tree.node_id\n                                                         FROM ezcontentobject, ezcontentobject_tree\n                                                        WHERE ezcontentobject.name like '{$remmapedGroupName}'\n                                                          AND ezcontentobject.id=ezcontentobject_tree.contentobject_id\n                                                          AND ezcontentobject.contentclass_id={$userGroupClassID}";
                                         $groupRow = $db->arrayQuery($groupQuery);
                                         if (count($groupRow) > 0) {
                                             $userRecord['new_parents'][] = $groupRow[0]['node_id'];
                                         }
                                     }
                                 }
                             }
                         }
                     } else {
                         if ($LDAPGroupMappingType == $ByMemberAttributeHierarhicaly) {
                             $stack = array();
                             self::goAndPublishGroups($requiredParams, $userData['dn'], $groupsTree, $stack, $groupSearchingDepth, true);
                         }
                     }
                     if (isset($userRecord['new_parents']) and count($userRecord['new_parents']) > 0) {
                         $defaultUserPlacement = $userRecord['new_parents'][0];
                         $extraNodeAssignments = array_merge($extraNodeAssignments, $userRecord['new_parents']);
                     }
                 } else {
                     if ($LDAPGroupMappingType == $ByGroupAttribute) {
                         if ($LDAPUserGroupAttributeType) {
                             // Should we create user groups that are specified in LDAP, but not found in eZ Publish?
                             $createMissingGroups = $LDAPIni->variable('LDAPSettings', 'LDAPCreateMissingGroups') === 'enabled';
                             if ($LDAPIni->variable('LDAPSettings', 'LDAPGroupRootNodeId') !== '') {
                                 $parentNodeID = $LDAPIni->variable('LDAPSettings', 'LDAPGroupRootNodeId');
                             } else {
                                 $parentNodeID = 5;
                             }
                             $groupAttributeCount = $info[0][$LDAPUserGroupAttribute]['count'];
                             if ($LDAPUserGroupAttributeType == "name") {
                                 for ($i = 0; $i < $groupAttributeCount; $i++) {
                                     if ($isUtf8Encoding) {
                                         $groupName = utf8_decode($info[0][$LDAPUserGroupAttribute][$i]);
                                     } else {
                                         $groupName = $info[0][$LDAPUserGroupAttribute][$i];
                                     }
                                     // Save group node id to either defaultUserPlacement or extraNodeAssignments
                                     self::getNodeAssignmentsForGroupName($groupName, $i == 0, $defaultUserPlacement, $extraNodeAssignments, $createMissingGroups, $parentNodeID);
                                 }
                             } else {
                                 if ($LDAPUserGroupAttributeType == "id") {
                                     for ($i = 0; $i < $groupAttributeCount; $i++) {
                                         if ($isUtf8Encoding) {
                                             $groupID = utf8_decode($info[0][$LDAPUserGroupAttribute][$i]);
                                         } else {
                                             $groupID = $info[0][$LDAPUserGroupAttribute][$i];
                                         }
                                         $groupName = "LDAP {$groupID}";
                                         // Save group node id to either defaultUserPlacement or extraNodeAssignments
                                         self::getNodeAssignmentsForGroupName($groupName, $i == 0, $defaultUserPlacement, $extraNodeAssignments, $createMissingGroups, $parentNodeID);
                                     }
                                 } else {
                                     if ($LDAPUserGroupAttributeType == "dn") {
                                         for ($i = 0; $i < $groupAttributeCount; $i++) {
                                             $groupDN = $info[0][$LDAPUserGroupAttribute][$i];
                                             $groupName = self::getGroupNameByDN($ds, $groupDN);
                                             if ($groupName) {
                                                 // Save group node id to either defaultUserPlacement or extraNodeAssignments
                                                 self::getNodeAssignmentsForGroupName($groupName, $i == 0, $defaultUserPlacement, $extraNodeAssignments, $createMissingGroups, $parentNodeID);
                                             }
                                         }
                                     } else {
                                         eZDebug::writeError("Bad LDAPUserGroupAttributeType '{$LDAPUserGroupAttributeType}'. It must be either 'name', 'id' or 'dn'.", __METHOD__);
                                         $user = false;
                                         return $user;
                                     }
                                 }
                             }
                         }
                     }
                 }
                 // remove ' last_name' from first_name if cn is used for first name
                 if ($LDAPFirstNameIsCN && isset($userData[$LDAPFirstNameAttribute]) && isset($userData[$LDAPLastNameAttribute])) {
                     $userData[$LDAPFirstNameAttribute][0] = str_replace(' ' . $userData[$LDAPLastNameAttribute][0], '', $userData[$LDAPFirstNameAttribute][0]);
                 }
                 if (isset($userData[$LDAPEmailAttribute])) {
                     $LDAPuserEmail = $userData[$LDAPEmailAttribute][0];
                 } else {
                     if (trim($LDAPIni->variable('LDAPSettings', 'LDAPEmailEmptyAttributeSuffix'))) {
                         $LDAPuserEmail = $login . $LDAPIni->variable('LDAPSettings', 'LDAPEmailEmptyAttributeSuffix');
                     } else {
                         $LDAPuserEmail = false;
                     }
                 }
                 $userAttributes = array('login' => $login, 'first_name' => isset($userData[$LDAPFirstNameAttribute]) ? $userData[$LDAPFirstNameAttribute][0] : false, 'last_name' => isset($userData[$LDAPLastNameAttribute]) ? $userData[$LDAPLastNameAttribute][0] : false, 'email' => $LDAPuserEmail);
                 if ($LDAPDebugTrace) {
                     $debugArray = array('stage' => '5/5: storing user', 'userAttributes' => $userAttributes, 'isUtf8Encoding' => $isUtf8Encoding, 'defaultUserPlacement' => $defaultUserPlacement, 'extraNodeAssignments' => $extraNodeAssignments);
                     eZDebug::writeNotice(var_export($debugArray, true), __METHOD__);
                 }
                 $oldUser = clone eZUser::currentUser();
                 $existingUser = eZLDAPUser::publishUpdateUser($extraNodeAssignments, $defaultUserPlacement, $userAttributes, $isUtf8Encoding);
                 if (is_object($existingUser)) {
                     eZUser::setCurrentlyLoggedInUser($existingUser, $existingUser->attribute('contentobject_id'));
                 } else {
                     eZUser::setCurrentlyLoggedInUser($oldUser, $oldUser->attribute('contentobject_id'));
                 }
                 ldap_close($ds);
                 return $existingUser;
             } else {
                 eZDebug::writeError('Cannot initialize connection for LDAP server', __METHOD__);
                 $user = false;
                 return $user;
             }
         } else {
             // Increase number of failed login attempts.
             if (isset($userID)) {
                 eZUser::setFailedLoginAttempts($userID);
             }
             eZDebug::writeWarning('User does not exist or LDAP is not enabled in php', __METHOD__);
             $user = false;
             return $user;
         }
     }
 }