diff options
Diffstat (limited to 'apps/user_ldap/lib/Wizard.php')
-rw-r--r-- | apps/user_ldap/lib/Wizard.php | 880 |
1 files changed, 440 insertions, 440 deletions
diff --git a/apps/user_ldap/lib/Wizard.php b/apps/user_ldap/lib/Wizard.php index bf7c6bbeb93..15a9f9cb212 100644 --- a/apps/user_ldap/lib/Wizard.php +++ b/apps/user_ldap/lib/Wizard.php @@ -1,85 +1,54 @@ <?php + /** - * @copyright Copyright (c) 2016, ownCloud, Inc. - * - * @author Alexander Bergolth <leo@strike.wu.ac.at> - * @author Allan Nordhøy <epost@anotheragency.no> - * @author Arthur Schiwon <blizzz@arthur-schiwon.de> - * @author Bart Visscher <bartv@thisnet.nl> - * @author Jean-Louis Dupond <jean-louis@dupond.be> - * @author Joas Schilling <coding@schilljs.com> - * @author Jörn Friedrich Dreyer <jfd@butonic.de> - * @author Lukas Reschke <lukas@statuscode.ch> - * @author Morris Jobke <hey@morrisjobke.de> - * @author Nicolas Grekas <nicolas.grekas@gmail.com> - * @author Robin Appelman <robin@icewind.nl> - * @author Robin McCorkell <robin@mccorkell.me.uk> - * @author Roeland Jago Douma <roeland@famdouma.nl> - * @author Stefan Weil <sw@weilnetz.de> - * @author Tobias Brunner <tobias@tobru.ch> - * @author Victor Dubiniuk <dubiniuk@owncloud.com> - * @author Xuanwo <xuanwo@yunify.com> - * - * @license AGPL-3.0 - * - * This code is free software: you can redistribute it and/or modify - * it under the terms of the GNU Affero General Public License, version 3, - * as published by the Free Software Foundation. - * - * This program 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 Affero General Public License for more details. - * - * You should have received a copy of the GNU Affero General Public License, version 3, - * along with this program. If not, see <http://www.gnu.org/licenses/> - * + * SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors + * SPDX-FileCopyrightText: 2016 ownCloud, Inc. + * SPDX-License-Identifier: AGPL-3.0-only */ namespace OCA\User_LDAP; use OC\ServerNotAvailableException; +use OCP\IL10N; +use OCP\L10N\IFactory as IL10NFactory; +use OCP\Server; +use OCP\Util; +use Psr\Log\LoggerInterface; class Wizard extends LDAPUtility { - /** @var \OCP\IL10N */ - static protected $l; - protected $access; - protected $cr; - protected $configuration; - protected $result; - protected $resultCache = array(); + protected static ?IL10N $l = null; + protected ?\LDAP\Connection $cr = null; + protected WizardResult $result; + protected LoggerInterface $logger; - const LRESULT_PROCESSED_OK = 2; - const LRESULT_PROCESSED_INVALID = 3; - const LRESULT_PROCESSED_SKIP = 4; + public const LRESULT_PROCESSED_OK = 2; + public const LRESULT_PROCESSED_INVALID = 3; + public const LRESULT_PROCESSED_SKIP = 4; - const LFILTER_LOGIN = 2; - const LFILTER_USER_LIST = 3; - const LFILTER_GROUP_LIST = 4; + public const LFILTER_LOGIN = 2; + public const LFILTER_USER_LIST = 3; + public const LFILTER_GROUP_LIST = 4; - const LFILTER_MODE_ASSISTED = 2; - const LFILTER_MODE_RAW = 1; + public const LFILTER_MODE_ASSISTED = 2; + public const LFILTER_MODE_RAW = 1; - const LDAP_NW_TIMEOUT = 4; + public const LDAP_NW_TIMEOUT = 4; - /** - * Constructor - * @param Configuration $configuration an instance of Configuration - * @param ILDAPWrapper $ldap an instance of ILDAPWrapper - * @param Access $access - */ - public function __construct(Configuration $configuration, ILDAPWrapper $ldap, Access $access) { + public function __construct( + protected Configuration $configuration, + ILDAPWrapper $ldap, + protected Access $access, + ) { parent::__construct($ldap); - $this->configuration = $configuration; - if(is_null(Wizard::$l)) { - Wizard::$l = \OC::$server->getL10N('user_ldap'); + if (is_null(static::$l)) { + static::$l = Server::get(IL10NFactory::class)->get('user_ldap'); } - $this->access = $access; $this->result = new WizardResult(); + $this->logger = Server::get(LoggerInterface::class); } - public function __destruct() { - if($this->result->hasChanges()) { + public function __destruct() { + if ($this->result->hasChanges()) { $this->configuration->saveConfiguration(); } } @@ -89,80 +58,86 @@ class Wizard extends LDAPUtility { * * @param string $filter the LDAP search filter * @param string $type a string being either 'users' or 'groups'; - * @return bool|int * @throws \Exception */ - public function countEntries($filter, $type) { - $reqs = array('ldapHost', 'ldapPort', 'ldapBase'); - if($type === 'users') { + public function countEntries(string $filter, string $type): int { + $reqs = ['ldapHost', 'ldapBase']; + if (!$this->configuration->usesLdapi()) { + $reqs[] = 'ldapPort'; + } + if ($type === 'users') { $reqs[] = 'ldapUserFilter'; } - if(!$this->checkRequirements($reqs)) { + if (!$this->checkRequirements($reqs)) { throw new \Exception('Requirements not met', 400); } - $attr = array('dn'); // default + $attr = ['dn']; // default $limit = 1001; - if($type === 'groups') { - $result = $this->access->countGroups($filter, $attr, $limit); - } else if($type === 'users') { + if ($type === 'groups') { + $result = $this->access->countGroups($filter, $attr, $limit); + } elseif ($type === 'users') { $result = $this->access->countUsers($filter, $attr, $limit); - } else if ($type === 'objects') { + } elseif ($type === 'objects') { $result = $this->access->countObjects($limit); } else { throw new \Exception('Internal error: Invalid object type', 500); } - return $result; + return (int)$result; } /** - * formats the return value of a count operation to the string to be - * inserted. - * - * @param bool|int $count - * @return int|string + * @return WizardResult|false */ - private function formatCountResult($count) { - $formatted = ($count !== false) ? $count : 0; - if($formatted > 1000) { - $formatted = '> 1000'; - } - return $formatted; - } - public function countGroups() { $filter = $this->configuration->ldapGroupFilter; - if(empty($filter)) { - $output = self::$l->n('%s group found', '%s groups found', 0, array(0)); + if (empty($filter)) { + $output = self::$l->n('%n group found', '%n groups found', 0); $this->result->addChange('ldap_group_count', $output); return $this->result; } try { - $groupsTotal = $this->formatCountResult($this->countEntries($filter, 'groups')); + $groupsTotal = $this->countEntries($filter, 'groups'); } catch (\Exception $e) { //400 can be ignored, 500 is forwarded - if($e->getCode() === 500) { + if ($e->getCode() === 500) { throw $e; } return false; } - $output = self::$l->n('%s group found', '%s groups found', $groupsTotal, array($groupsTotal)); + + if ($groupsTotal > 1000) { + $output = self::$l->t('> 1000 groups found'); + } else { + $output = self::$l->n( + '%n group found', + '%n groups found', + $groupsTotal + ); + } $this->result->addChange('ldap_group_count', $output); return $this->result; } /** - * @return WizardResult * @throws \Exception */ - public function countUsers() { + public function countUsers(): WizardResult { $filter = $this->access->getFilterForUserCount(); - $usersTotal = $this->formatCountResult($this->countEntries($filter, 'users')); - $output = self::$l->n('%s user found', '%s users found', $usersTotal, array($usersTotal)); + $usersTotal = $this->countEntries($filter, 'users'); + if ($usersTotal > 1000) { + $output = self::$l->t('> 1000 users found'); + } else { + $output = self::$l->n( + '%n user found', + '%n users found', + $usersTotal + ); + } $this->result->addChange('ldap_user_count', $output); return $this->result; } @@ -170,56 +145,50 @@ class Wizard extends LDAPUtility { /** * counts any objects in the currently set base dn * - * @return WizardResult * @throws \Exception */ - public function countInBaseDN() { + public function countInBaseDN(): WizardResult { // we don't need to provide a filter in this case - $total = $this->countEntries(null, 'objects'); - if($total === false) { - throw new \Exception('invalid results received'); - } + $total = $this->countEntries('', 'objects'); $this->result->addChange('ldap_test_base', $total); return $this->result; } /** * counts users with a specified attribute - * @param string $attr - * @param bool $existsCheck - * @return int|bool + * @return int|false */ - public function countUsersWithAttribute($attr, $existsCheck = false) { - if(!$this->checkRequirements(array('ldapHost', - 'ldapPort', - 'ldapBase', - 'ldapUserFilter', - ))) { + public function countUsersWithAttribute(string $attr, bool $existsCheck = false) { + $reqs = ['ldapHost', 'ldapBase', 'ldapUserFilter']; + if (!$this->configuration->usesLdapi()) { + $reqs[] = 'ldapPort'; + } + if (!$this->checkRequirements($reqs)) { return false; } - $filter = $this->access->combineFilterWithAnd(array( + $filter = $this->access->combineFilterWithAnd([ $this->configuration->ldapUserFilter, $attr . '=*' - )); + ]); - $limit = ($existsCheck === false) ? null : 1; + $limit = $existsCheck ? null : 1; - return $this->access->countUsers($filter, array('dn'), $limit); + return $this->access->countUsers($filter, ['dn'], $limit); } /** * detects the display name attribute. If a setting is already present that * returns at least one hit, the detection will be canceled. - * @return WizardResult|bool + * @return WizardResult|false * @throws \Exception */ public function detectUserDisplayNameAttribute() { - if(!$this->checkRequirements(array('ldapHost', - 'ldapPort', - 'ldapBase', - 'ldapUserFilter', - ))) { + $reqs = ['ldapHost', 'ldapBase', 'ldapUserFilter']; + if (!$this->configuration->usesLdapi()) { + $reqs[] = 'ldapPort'; + } + if (!$this->checkRequirements($reqs)) { return false; } @@ -227,8 +196,8 @@ class Wizard extends LDAPUtility { if ($attr !== '' && $attr !== 'displayName') { // most likely not the default value with upper case N, // verify it still produces a result - $count = intval($this->countUsersWithAttribute($attr, true)); - if($count > 0) { + $count = (int)$this->countUsersWithAttribute($attr, true); + if ($count > 0) { //no change, but we sent it back to make sure the user interface //is still correct, even if the ajax call was cancelled meanwhile $this->result->addChange('ldap_display_name', $attr); @@ -237,15 +206,15 @@ class Wizard extends LDAPUtility { } // first attribute that has at least one result wins - $displayNameAttrs = array('displayname', 'cn'); + $displayNameAttrs = ['displayname', 'cn']; foreach ($displayNameAttrs as $attr) { - $count = intval($this->countUsersWithAttribute($attr, true)); + $count = (int)$this->countUsersWithAttribute($attr, true); - if($count > 0) { + if ($count > 0) { $this->applyFind('ldap_display_name', $attr); return $this->result; } - }; + } throw new \Exception(self::$l->t('Could not detect user display name attribute. Please specify it yourself in advanced LDAP settings.')); } @@ -257,18 +226,18 @@ class Wizard extends LDAPUtility { * @return WizardResult|bool */ public function detectEmailAttribute() { - if(!$this->checkRequirements(array('ldapHost', - 'ldapPort', - 'ldapBase', - 'ldapUserFilter', - ))) { + $reqs = ['ldapHost', 'ldapBase', 'ldapUserFilter']; + if (!$this->configuration->usesLdapi()) { + $reqs[] = 'ldapPort'; + } + if (!$this->checkRequirements($reqs)) { return false; } $attr = $this->configuration->ldapEmailAttribute; if ($attr !== '') { - $count = intval($this->countUsersWithAttribute($attr, true)); - if($count > 0) { + $count = (int)$this->countUsersWithAttribute($attr, true); + if ($count > 0) { return false; } $writeLog = true; @@ -276,23 +245,25 @@ class Wizard extends LDAPUtility { $writeLog = false; } - $emailAttributes = array('mail', 'mailPrimaryAddress'); + $emailAttributes = ['mail', 'mailPrimaryAddress']; $winner = ''; $maxUsers = 0; - foreach($emailAttributes as $attr) { + foreach ($emailAttributes as $attr) { $count = $this->countUsersWithAttribute($attr); - if($count > $maxUsers) { + if ($count > $maxUsers) { $maxUsers = $count; $winner = $attr; } } - if($winner !== '') { + if ($winner !== '') { $this->applyFind('ldap_email_attr', $winner); - if($writeLog) { - \OCP\Util::writeLog('user_ldap', 'The mail attribute has ' . - 'automatically been reset, because the original value ' . - 'did not return any results.', \OCP\Util::INFO); + if ($writeLog) { + $this->logger->info( + 'The mail attribute has automatically been reset, ' + . 'because the original value did not return any results.', + ['app' => 'user_ldap'] + ); } } @@ -300,27 +271,31 @@ class Wizard extends LDAPUtility { } /** - * @return WizardResult + * @return WizardResult|false * @throws \Exception */ public function determineAttributes() { - if(!$this->checkRequirements(array('ldapHost', - 'ldapPort', - 'ldapBase', - 'ldapUserFilter', - ))) { + $reqs = ['ldapHost', 'ldapBase', 'ldapUserFilter']; + if (!$this->configuration->usesLdapi()) { + $reqs[] = 'ldapPort'; + } + if (!$this->checkRequirements($reqs)) { return false; } $attributes = $this->getUserAttributes(); + if (!is_array($attributes)) { + throw new \Exception('Failed to determine user attributes'); + } + natcasesort($attributes); $attributes = array_values($attributes); $this->result->addOptions('ldap_loginfilter_attributes', $attributes); $selected = $this->configuration->ldapLoginFilterAttributes; - if(is_array($selected) && !empty($selected)) { + if (is_array($selected) && !empty($selected)) { $this->result->addChange('ldap_loginfilter_attributes', $selected); } @@ -329,32 +304,36 @@ class Wizard extends LDAPUtility { /** * detects the available LDAP attributes - * @return array|false The instance's WizardResult instance + * @return array|false * @throws \Exception */ private function getUserAttributes() { - if(!$this->checkRequirements(array('ldapHost', - 'ldapPort', - 'ldapBase', - 'ldapUserFilter', - ))) { + $reqs = ['ldapHost', 'ldapBase', 'ldapUserFilter']; + if (!$this->configuration->usesLdapi()) { + $reqs[] = 'ldapPort'; + } + if (!$this->checkRequirements($reqs)) { return false; } $cr = $this->getConnection(); - if(!$cr) { + if (!$cr) { throw new \Exception('Could not connect to LDAP'); } $base = $this->configuration->ldapBase[0]; $filter = $this->configuration->ldapUserFilter; - $rr = $this->ldap->search($cr, $base, $filter, array(), 1, 1); - if(!$this->ldap->isResource($rr)) { + $rr = $this->ldap->search($cr, $base, $filter, [], 1, 1); + if (!$this->ldap->isResource($rr)) { return false; } + /** @var \LDAP\Result $rr */ $er = $this->ldap->firstEntry($cr, $rr); $attributes = $this->ldap->getAttributes($cr, $er); - $pureAttributes = array(); - for($i = 0; $i < $attributes['count']; $i++) { + if ($attributes === false) { + return false; + } + $pureAttributes = []; + for ($i = 0; $i < $attributes['count']; $i++) { $pureAttributes[] = $attributes[$i]; } @@ -367,8 +346,8 @@ class Wizard extends LDAPUtility { */ public function determineGroupsForGroups() { return $this->determineGroups('ldap_groupfilter_groups', - 'ldapGroupFilterGroups', - false); + 'ldapGroupFilterGroups', + false); } /** @@ -377,35 +356,33 @@ class Wizard extends LDAPUtility { */ public function determineGroupsForUsers() { return $this->determineGroups('ldap_userfilter_groups', - 'ldapUserFilterGroups'); + 'ldapUserFilterGroups'); } /** * detects the available LDAP groups - * @param string $dbKey - * @param string $confKey - * @param bool $testMemberOf * @return WizardResult|false the instance's WizardResult instance * @throws \Exception */ - private function determineGroups($dbKey, $confKey, $testMemberOf = true) { - if(!$this->checkRequirements(array('ldapHost', - 'ldapPort', - 'ldapBase', - ))) { + private function determineGroups(string $dbKey, string $confKey, bool $testMemberOf = true) { + $reqs = ['ldapHost', 'ldapBase']; + if (!$this->configuration->usesLdapi()) { + $reqs[] = 'ldapPort'; + } + if (!$this->checkRequirements($reqs)) { return false; } $cr = $this->getConnection(); - if(!$cr) { + if (!$cr) { throw new \Exception('Could not connect to LDAP'); } $this->fetchGroups($dbKey, $confKey); - if($testMemberOf) { - $this->configuration->hasMemberOfFilterSupport = $this->testMemberOf(); + if ($testMemberOf) { + $this->configuration->hasMemberOfFilterSupport = (string)$this->testMemberOf(); $this->result->markChange(); - if(!$this->configuration->hasMemberOfFilterSupport) { + if (!$this->configuration->hasMemberOfFilterSupport) { throw new \Exception('memberOf is not supported by the server'); } } @@ -416,34 +393,31 @@ class Wizard extends LDAPUtility { /** * fetches all groups from LDAP and adds them to the result object * - * @param string $dbKey - * @param string $confKey - * @return array $groupEntries * @throws \Exception */ - public function fetchGroups($dbKey, $confKey) { - $obclasses = array('posixGroup', 'group', 'zimbraDistributionList', 'groupOfNames', 'groupOfUniqueNames'); + public function fetchGroups(string $dbKey, string $confKey): array { + $obclasses = ['posixGroup', 'group', 'zimbraDistributionList', 'groupOfNames', 'groupOfUniqueNames']; - $filterParts = array(); - foreach($obclasses as $obclass) { - $filterParts[] = 'objectclass='.$obclass; + $filterParts = []; + foreach ($obclasses as $obclass) { + $filterParts[] = 'objectclass=' . $obclass; } //we filter for everything //- that looks like a group and //- has the group display name set $filter = $this->access->combineFilterWithOr($filterParts); - $filter = $this->access->combineFilterWithAnd(array($filter, 'cn=*')); + $filter = $this->access->combineFilterWithAnd([$filter, 'cn=*']); - $groupNames = array(); - $groupEntries = array(); + $groupNames = []; + $groupEntries = []; $limit = 400; $offset = 0; do { // we need to request dn additionally here, otherwise memberOf // detection will fail later - $result = $this->access->searchGroups($filter, array('cn', 'dn'), $limit, $offset); - foreach($result as $item) { - if(!isset($item['cn']) && !is_array($item['cn']) && !isset($item['cn'][0])) { + $result = $this->access->searchGroups($filter, ['cn', 'dn'], $limit, $offset); + foreach ($result as $item) { + if (!isset($item['cn']) || !is_array($item['cn']) || !isset($item['cn'][0])) { // just in case - no issue known continue; } @@ -453,7 +427,7 @@ class Wizard extends LDAPUtility { $offset += $limit; } while ($this->access->hasMoreResults()); - if(count($groupNames) > 0) { + if (count($groupNames) > 0) { natsort($groupNames); $this->result->addOptions($dbKey, array_values($groupNames)); } else { @@ -461,25 +435,29 @@ class Wizard extends LDAPUtility { } $setFeatures = $this->configuration->$confKey; - if(is_array($setFeatures) && !empty($setFeatures)) { + if (is_array($setFeatures) && !empty($setFeatures)) { //something is already configured? pre-select it. $this->result->addChange($dbKey, $setFeatures); } return $groupEntries; } + /** + * @return WizardResult|false + */ public function determineGroupMemberAssoc() { - if(!$this->checkRequirements(array('ldapHost', - 'ldapPort', - 'ldapGroupFilter', - ))) { + $reqs = ['ldapHost', 'ldapGroupFilter']; + if (!$this->configuration->usesLdapi()) { + $reqs[] = 'ldapPort'; + } + if (!$this->checkRequirements($reqs)) { return false; } $attribute = $this->detectGroupMemberAssoc(); - if($attribute === false) { + if ($attribute === false) { return false; } - $this->configuration->setConfiguration(array('ldapGroupMemberAssocAttr' => $attribute)); + $this->configuration->setConfiguration(['ldapGroupMemberAssocAttr' => $attribute]); $this->result->addChange('ldap_group_member_assoc_attribute', $attribute); return $this->result; @@ -491,54 +469,56 @@ class Wizard extends LDAPUtility { * @throws \Exception */ public function determineGroupObjectClasses() { - if(!$this->checkRequirements(array('ldapHost', - 'ldapPort', - 'ldapBase', - ))) { + $reqs = ['ldapHost', 'ldapBase']; + if (!$this->configuration->usesLdapi()) { + $reqs[] = 'ldapPort'; + } + if (!$this->checkRequirements($reqs)) { return false; } $cr = $this->getConnection(); - if(!$cr) { + if (!$cr) { throw new \Exception('Could not connect to LDAP'); } - $obclasses = array('groupOfNames', 'groupOfUniqueNames', 'group', 'posixGroup', '*'); + $obclasses = ['groupOfNames', 'groupOfUniqueNames', 'group', 'posixGroup', '*']; $this->determineFeature($obclasses, - 'objectclass', - 'ldap_groupfilter_objectclass', - 'ldapGroupFilterObjectclass', - false); + 'objectclass', + 'ldap_groupfilter_objectclass', + 'ldapGroupFilterObjectclass', + false); return $this->result; } /** * detects the available object classes - * @return WizardResult + * @return WizardResult|false * @throws \Exception */ public function determineUserObjectClasses() { - if(!$this->checkRequirements(array('ldapHost', - 'ldapPort', - 'ldapBase', - ))) { + $reqs = ['ldapHost', 'ldapBase']; + if (!$this->configuration->usesLdapi()) { + $reqs[] = 'ldapPort'; + } + if (!$this->checkRequirements($reqs)) { return false; } $cr = $this->getConnection(); - if(!$cr) { + if (!$cr) { throw new \Exception('Could not connect to LDAP'); } - $obclasses = array('inetOrgPerson', 'person', 'organizationalPerson', - 'user', 'posixAccount', '*'); + $obclasses = ['inetOrgPerson', 'person', 'organizationalPerson', + 'user', 'posixAccount', '*']; $filter = $this->configuration->ldapUserFilter; //if filter is empty, it is probably the first time the wizard is called //then, apply suggestions. $this->determineFeature($obclasses, - 'objectclass', - 'ldap_userfilter_objectclass', - 'ldapUserFilterObjectclass', - empty($filter)); + 'objectclass', + 'ldap_userfilter_objectclass', + 'ldapUserFilterObjectclass', + empty($filter)); return $this->result; } @@ -548,10 +528,11 @@ class Wizard extends LDAPUtility { * @throws \Exception */ public function getGroupFilter() { - if(!$this->checkRequirements(array('ldapHost', - 'ldapPort', - 'ldapBase', - ))) { + $reqs = ['ldapHost', 'ldapBase']; + if (!$this->configuration->usesLdapi()) { + $reqs[] = 'ldapPort'; + } + if (!$this->checkRequirements($reqs)) { return false; } //make sure the use display name is set @@ -559,7 +540,7 @@ class Wizard extends LDAPUtility { if ($displayName === '') { $d = $this->configuration->getDefaults(); $this->applyFind('ldap_group_display_name', - $d['ldap_group_display_name']); + $d['ldap_group_display_name']); } $filter = $this->composeLdapFilter(self::LFILTER_GROUP_LIST); @@ -572,10 +553,11 @@ class Wizard extends LDAPUtility { * @throws \Exception */ public function getUserListFilter() { - if(!$this->checkRequirements(array('ldapHost', - 'ldapPort', - 'ldapBase', - ))) { + $reqs = ['ldapHost', 'ldapBase']; + if (!$this->configuration->usesLdapi()) { + $reqs[] = 'ldapPort'; + } + if (!$this->checkRequirements($reqs)) { return false; } //make sure the use display name is set @@ -585,7 +567,7 @@ class Wizard extends LDAPUtility { $this->applyFind('ldap_display_name', $d['ldap_display_name']); } $filter = $this->composeLdapFilter(self::LFILTER_USER_LIST); - if(!$filter) { + if (!$filter) { throw new \Exception('Cannot create filter'); } @@ -594,20 +576,20 @@ class Wizard extends LDAPUtility { } /** - * @return bool|WizardResult + * @return WizardResult|false * @throws \Exception */ public function getUserLoginFilter() { - if(!$this->checkRequirements(array('ldapHost', - 'ldapPort', - 'ldapBase', - 'ldapUserFilter', - ))) { + $reqs = ['ldapHost', 'ldapBase', 'ldapUserFilter']; + if (!$this->configuration->usesLdapi()) { + $reqs[] = 'ldapPort'; + } + if (!$this->checkRequirements($reqs)) { return false; } $filter = $this->composeLdapFilter(self::LFILTER_LOGIN); - if(!$filter) { + if (!$filter) { throw new \Exception('Cannot create filter'); } @@ -616,31 +598,27 @@ class Wizard extends LDAPUtility { } /** - * @return bool|WizardResult - * @param string $loginName + * @return WizardResult|false * @throws \Exception */ - public function testLoginName($loginName) { - if(!$this->checkRequirements(array('ldapHost', - 'ldapPort', - 'ldapBase', - 'ldapLoginFilter', - ))) { + public function testLoginName(string $loginName) { + $reqs = ['ldapHost', 'ldapBase', 'ldapUserFilter']; + if (!$this->configuration->usesLdapi()) { + $reqs[] = 'ldapPort'; + } + if (!$this->checkRequirements($reqs)) { return false; } $cr = $this->access->connection->getConnectionResource(); - if(!$this->ldap->isResource($cr)) { - throw new \Exception('connection error'); - } - if(mb_strpos($this->access->connection->ldapLoginFilter, '%uid', 0, 'UTF-8') + if (mb_strpos($this->access->connection->ldapLoginFilter, '%uid', 0, 'UTF-8') === false) { throw new \Exception('missing placeholder'); } $users = $this->access->countUsersByLoginName($loginName); - if($this->ldap->errno($cr) !== 0) { + if ($this->ldap->errno($cr) !== 0) { throw new \Exception($this->ldap->error($cr)); } $filter = str_replace('%uid', $loginName, $this->access->connection->ldapLoginFilter); @@ -655,23 +633,22 @@ class Wizard extends LDAPUtility { * @throws \Exception */ public function guessPortAndTLS() { - if(!$this->checkRequirements(array('ldapHost', - ))) { + if (!$this->checkRequirements(['ldapHost', + ])) { return false; } $this->checkHost(); $portSettings = $this->getPortSettingsToTry(); - if(!is_array($portSettings)) { - throw new \Exception(print_r($portSettings, true)); - } - //proceed from the best configuration and return on first success - foreach($portSettings as $setting) { + foreach ($portSettings as $setting) { $p = $setting['port']; $t = $setting['tls']; - \OCP\Util::writeLog('user_ldap', 'Wiz: trying port '. $p . ', TLS '. $t, \OCP\Util::DEBUG); - //connectAndBind may throw Exception, it needs to be catched by the + $this->logger->debug( + 'Wiz: trying port ' . $p . ', TLS ' . $t, + ['app' => 'user_ldap'] + ); + //connectAndBind may throw Exception, it needs to be caught by the //callee of this method try { @@ -680,7 +657,7 @@ class Wizard extends LDAPUtility { // any reply other than -1 (= cannot connect) is already okay, // because then we found the server // unavailable startTLS returns -11 - if($e->getCode() > 0) { + if ($e->getCode() > 0) { $settingsFound = true; } else { throw $e; @@ -688,12 +665,15 @@ class Wizard extends LDAPUtility { } if ($settingsFound === true) { - $config = array( - 'ldapPort' => $p, - 'ldapTLS' => intval($t) - ); + $config = [ + 'ldapPort' => (string)$p, + 'ldapTLS' => (string)$t, + ]; $this->configuration->setConfiguration($config); - \OCP\Util::writeLog('user_ldap', 'Wiz: detected Port ' . $p, \OCP\Util::DEBUG); + $this->logger->debug( + 'Wiz: detected Port ' . $p, + ['app' => 'user_ldap'] + ); $this->result->addChange('ldap_port', $p); return $this->result; } @@ -708,18 +688,20 @@ class Wizard extends LDAPUtility { * @return WizardResult|false WizardResult on success, false otherwise */ public function guessBaseDN() { - if(!$this->checkRequirements(array('ldapHost', - 'ldapPort', - ))) { + $reqs = ['ldapHost']; + if (!$this->configuration->usesLdapi()) { + $reqs[] = 'ldapPort'; + } + if (!$this->checkRequirements($reqs)) { return false; } //check whether a DN is given in the agent name (99.9% of all cases) $base = null; $i = stripos($this->configuration->ldapAgentName, 'dc='); - if($i !== false) { + if ($i !== false) { $base = substr($this->configuration->ldapAgentName, $i); - if($this->testBaseDN($base)) { + if ($this->testBaseDN($base)) { $this->applyFind('ldap_base', $base); return $this->result; } @@ -728,14 +710,14 @@ class Wizard extends LDAPUtility { //this did not help :( //Let's see whether we can parse the Host URL and convert the domain to //a base DN - $helper = new Helper(\OC::$server->getConfig()); + $helper = Server::get(Helper::class); $domain = $helper->getDomainFromURL($this->configuration->ldapHost); - if(!$domain) { + if (!$domain) { return false; } $dparts = explode('.', $domain); - while(count($dparts) > 0) { + while (count($dparts) > 0) { $base2 = 'dc=' . implode(',dc=', $dparts); if ($base !== $base2 && $this->testBaseDN($base2)) { $this->applyFind('ldap_base', $base2); @@ -754,9 +736,9 @@ class Wizard extends LDAPUtility { * @param string $value the (detected) value * */ - private function applyFind($key, $value) { + private function applyFind(string $key, string $value): void { $this->result->addChange($key, $value); - $this->configuration->setConfiguration(array($key => $value)); + $this->configuration->setConfiguration([$key => $value]); } /** @@ -764,52 +746,53 @@ class Wizard extends LDAPUtility { * field. In this case the port will be stripped off, but also stored as * setting. */ - private function checkHost() { + private function checkHost(): void { $host = $this->configuration->ldapHost; $hostInfo = parse_url($host); //removes Port from Host - if(is_array($hostInfo) && isset($hostInfo['port'])) { + if (is_array($hostInfo) && isset($hostInfo['port'])) { $port = $hostInfo['port']; - $host = str_replace(':'.$port, '', $host); + $host = str_replace(':' . $port, '', $host); $this->applyFind('ldap_host', $host); - $this->applyFind('ldap_port', $port); + $this->applyFind('ldap_port', (string)$port); } } /** * tries to detect the group member association attribute which is * one of 'uniqueMember', 'memberUid', 'member', 'gidNumber' - * @return string|false, string with the attribute name, false on error + * @return string|false string with the attribute name, false on error * @throws \Exception */ private function detectGroupMemberAssoc() { - $possibleAttrs = array('uniqueMember', 'memberUid', 'member', 'gidNumber'); + $possibleAttrs = ['uniqueMember', 'memberUid', 'member', 'gidNumber', 'zimbraMailForwardingAddress']; $filter = $this->configuration->ldapGroupFilter; - if(empty($filter)) { + if (empty($filter)) { return false; } $cr = $this->getConnection(); - if(!$cr) { + if (!$cr) { throw new \Exception('Could not connect to LDAP'); } - $base = $this->configuration->ldapBase[0]; + $base = $this->configuration->ldapBaseGroups[0] ?: $this->configuration->ldapBase[0]; $rr = $this->ldap->search($cr, $base, $filter, $possibleAttrs, 0, 1000); - if(!$this->ldap->isResource($rr)) { + if (!$this->ldap->isResource($rr)) { return false; } + /** @var \LDAP\Result $rr */ $er = $this->ldap->firstEntry($cr, $rr); - while(is_resource($er)) { + while ($this->ldap->isResource($er)) { $this->ldap->getDN($cr, $er); $attrs = $this->ldap->getAttributes($cr, $er); - $result = array(); + $result = []; $possibleAttrsCount = count($possibleAttrs); - for($i = 0; $i < $possibleAttrsCount; $i++) { - if(isset($attrs[$possibleAttrs[$i]])) { + for ($i = 0; $i < $possibleAttrsCount; $i++) { + if (isset($attrs[$possibleAttrs[$i]])) { $result[$possibleAttrs[$i]] = $attrs[$possibleAttrs[$i]]['count']; } } - if(!empty($result)) { + if (!empty($result)) { natsort($result); return key($result); } @@ -826,22 +809,25 @@ class Wizard extends LDAPUtility { * @return bool true on success, false otherwise * @throws \Exception */ - private function testBaseDN($base) { + private function testBaseDN(string $base): bool { $cr = $this->getConnection(); - if(!$cr) { + if (!$cr) { throw new \Exception('Could not connect to LDAP'); } //base is there, let's validate it. If we search for anything, we should //get a result set > 0 on a proper base - $rr = $this->ldap->search($cr, $base, 'objectClass=*', array('dn'), 0, 1); - if(!$this->ldap->isResource($rr)) { - $errorNo = $this->ldap->errno($cr); + $rr = $this->ldap->search($cr, $base, 'objectClass=*', ['dn'], 0, 1); + if (!$this->ldap->isResource($rr)) { + $errorNo = $this->ldap->errno($cr); $errorMsg = $this->ldap->error($cr); - \OCP\Util::writeLog('user_ldap', 'Wiz: Could not search base '.$base. - ' Error '.$errorNo.': '.$errorMsg, \OCP\Util::INFO); + $this->logger->info( + 'Wiz: Could not search base ' . $base . ' Error ' . $errorNo . ': ' . $errorMsg, + ['app' => 'user_ldap'] + ); return false; } + /** @var \LDAP\Result $rr */ $entries = $this->ldap->countEntries($cr, $rr); return ($entries !== false) && ($entries > 0); } @@ -855,13 +841,13 @@ class Wizard extends LDAPUtility { * @return bool true if it does, false otherwise * @throws \Exception */ - private function testMemberOf() { + private function testMemberOf(): bool { $cr = $this->getConnection(); - if(!$cr) { + if (!$cr) { throw new \Exception('Could not connect to LDAP'); } - $result = $this->access->countUsers('memberOf=*', array('memberOf'), 1); - if(is_int($result) && $result > 0) { + $result = $this->access->countUsers('memberOf=*', ['memberOf'], 1); + if (is_int($result) && $result > 0) { return true; } return false; @@ -869,52 +855,52 @@ class Wizard extends LDAPUtility { /** * creates an LDAP Filter from given configuration - * @param integer $filterType int, for which use case the filter shall be created - * can be any of self::LFILTER_USER_LIST, self::LFILTER_LOGIN or - * self::LFILTER_GROUP_LIST - * @return string|false string with the filter on success, false otherwise + * @param int $filterType int, for which use case the filter shall be created + * can be any of self::LFILTER_USER_LIST, self::LFILTER_LOGIN or + * self::LFILTER_GROUP_LIST * @throws \Exception */ - private function composeLdapFilter($filterType) { + private function composeLdapFilter(int $filterType): string { $filter = ''; $parts = 0; switch ($filterType) { case self::LFILTER_USER_LIST: $objcs = $this->configuration->ldapUserFilterObjectclass; //glue objectclasses - if(is_array($objcs) && count($objcs) > 0) { + if (is_array($objcs) && count($objcs) > 0) { $filter .= '(|'; - foreach($objcs as $objc) { - $filter .= '(objectclass=' . $objc . ')'; + foreach ($objcs as $objc) { + $filter .= '(objectclass=' . ldap_escape($objc, '', LDAP_ESCAPE_FILTER) . ')'; } $filter .= ')'; $parts++; } //glue group memberships - if($this->configuration->hasMemberOfFilterSupport) { + if ($this->configuration->hasMemberOfFilterSupport) { $cns = $this->configuration->ldapUserFilterGroups; - if(is_array($cns) && count($cns) > 0) { + if (is_array($cns) && count($cns) > 0) { $filter .= '(|'; $cr = $this->getConnection(); - if(!$cr) { + if (!$cr) { throw new \Exception('Could not connect to LDAP'); } $base = $this->configuration->ldapBase[0]; - foreach($cns as $cn) { - $rr = $this->ldap->search($cr, $base, 'cn=' . $cn, array('dn', 'primaryGroupToken')); - if(!$this->ldap->isResource($rr)) { + foreach ($cns as $cn) { + $rr = $this->ldap->search($cr, $base, 'cn=' . ldap_escape($cn, '', LDAP_ESCAPE_FILTER), ['dn', 'primaryGroupToken']); + if (!$this->ldap->isResource($rr)) { continue; } + /** @var \LDAP\Result $rr */ $er = $this->ldap->firstEntry($cr, $rr); $attrs = $this->ldap->getAttributes($cr, $er); $dn = $this->ldap->getDN($cr, $er); if ($dn === false || $dn === '') { continue; } - $filterPart = '(memberof=' . $dn . ')'; - if(isset($attrs['primaryGroupToken'])) { + $filterPart = '(memberof=' . ldap_escape($dn, '', LDAP_ESCAPE_FILTER) . ')'; + if (isset($attrs['primaryGroupToken'])) { $pgt = $attrs['primaryGroupToken'][0]; - $primaryFilterPart = '(primaryGroupID=' . $pgt .')'; + $primaryFilterPart = '(primaryGroupID=' . ldap_escape($pgt, '', LDAP_ESCAPE_FILTER) . ')'; $filterPart = '(|' . $filterPart . $primaryFilterPart . ')'; } $filter .= $filterPart; @@ -924,7 +910,7 @@ class Wizard extends LDAPUtility { $parts++; } //wrap parts in AND condition - if($parts > 1) { + if ($parts > 1) { $filter = '(&' . $filter . ')'; } if ($filter === '') { @@ -935,26 +921,26 @@ class Wizard extends LDAPUtility { case self::LFILTER_GROUP_LIST: $objcs = $this->configuration->ldapGroupFilterObjectclass; //glue objectclasses - if(is_array($objcs) && count($objcs) > 0) { + if (is_array($objcs) && count($objcs) > 0) { $filter .= '(|'; - foreach($objcs as $objc) { - $filter .= '(objectclass=' . $objc . ')'; + foreach ($objcs as $objc) { + $filter .= '(objectclass=' . ldap_escape($objc, '', LDAP_ESCAPE_FILTER) . ')'; } $filter .= ')'; $parts++; } //glue group memberships $cns = $this->configuration->ldapGroupFilterGroups; - if(is_array($cns) && count($cns) > 0) { + if (is_array($cns) && count($cns) > 0) { $filter .= '(|'; - foreach($cns as $cn) { - $filter .= '(cn=' . $cn . ')'; + foreach ($cns as $cn) { + $filter .= '(cn=' . ldap_escape($cn, '', LDAP_ESCAPE_FILTER) . ')'; } $filter .= ')'; } $parts++; //wrap parts in AND condition - if($parts > 1) { + if ($parts > 1) { $filter = '(&' . $filter . ')'; } break; @@ -964,16 +950,19 @@ class Wizard extends LDAPUtility { $loginpart = '=%uid'; $filterUsername = ''; $userAttributes = $this->getUserAttributes(); + if ($userAttributes === false) { + throw new \Exception('Failed to get user attributes'); + } $userAttributes = array_change_key_case(array_flip($userAttributes)); $parts = 0; - if($this->configuration->ldapLoginFilterUsername === '1') { + if ($this->configuration->ldapLoginFilterUsername === '1') { $attr = ''; - if(isset($userAttributes['uid'])) { + if (isset($userAttributes['uid'])) { $attr = 'uid'; - } else if(isset($userAttributes['samaccountname'])) { + } elseif (isset($userAttributes['samaccountname'])) { $attr = 'samaccountname'; - } else if(isset($userAttributes['cn'])) { + } elseif (isset($userAttributes['cn'])) { //fallback $attr = 'cn'; } @@ -984,16 +973,16 @@ class Wizard extends LDAPUtility { } $filterEmail = ''; - if($this->configuration->ldapLoginFilterEmail === '1') { + if ($this->configuration->ldapLoginFilterEmail === '1') { $filterEmail = '(|(mailPrimaryAddress=%uid)(mail=%uid))'; $parts++; } $filterAttributes = ''; $attrsToFilter = $this->configuration->ldapLoginFilterAttributes; - if(is_array($attrsToFilter) && count($attrsToFilter) > 0) { + if (is_array($attrsToFilter) && count($attrsToFilter) > 0) { $filterAttributes = '(|'; - foreach($attrsToFilter as $attribute) { + foreach ($attrsToFilter as $attribute) { $filterAttributes .= '(' . $attribute . $loginpart . ')'; } $filterAttributes .= ')'; @@ -1001,21 +990,24 @@ class Wizard extends LDAPUtility { } $filterLogin = ''; - if($parts > 1) { + if ($parts > 1) { $filterLogin = '(|'; } $filterLogin .= $filterUsername; $filterLogin .= $filterEmail; $filterLogin .= $filterAttributes; - if($parts > 1) { + if ($parts > 1) { $filterLogin .= ')'; } - $filter = '(&'.$ulf.$filterLogin.')'; + $filter = '(&' . $ulf . $filterLogin . ')'; break; } - \OCP\Util::writeLog('user_ldap', 'Wiz: Final filter '.$filter, \OCP\Util::DEBUG); + $this->logger->debug( + 'Wiz: Final filter ' . $filter, + ['app' => 'user_ldap'] + ); return $filter; } @@ -1025,21 +1017,24 @@ class Wizard extends LDAPUtility { * * @param int $port the port to connect with * @param bool $tls whether startTLS is to be used - * @return bool * @throws \Exception */ - private function connectAndBind($port, $tls) { + private function connectAndBind(int $port, bool $tls): bool { //connect, does not really trigger any server communication $host = $this->configuration->ldapHost; - $hostInfo = parse_url($host); - if(!$hostInfo) { + $hostInfo = parse_url((string)$host); + if (!is_string($host) || !$hostInfo) { throw new \Exception(self::$l->t('Invalid Host')); } - \OCP\Util::writeLog('user_ldap', 'Wiz: Attempting to connect ', \OCP\Util::DEBUG); - $cr = $this->ldap->connect($host, $port); - if(!is_resource($cr)) { + $this->logger->debug( + 'Wiz: Attempting to connect', + ['app' => 'user_ldap'] + ); + $cr = $this->ldap->connect($host, (string)$port); + if (!$this->ldap->isResource($cr)) { throw new \Exception(self::$l->t('Invalid Host')); } + /** @var \LDAP\Connection $cr */ //set LDAP options $this->ldap->setOption($cr, LDAP_OPT_PROTOCOL_VERSION, 3); @@ -1047,33 +1042,38 @@ class Wizard extends LDAPUtility { $this->ldap->setOption($cr, LDAP_OPT_NETWORK_TIMEOUT, self::LDAP_NW_TIMEOUT); try { - if($tls) { + if ($tls) { $isTlsWorking = @$this->ldap->startTls($cr); - if(!$isTlsWorking) { + if (!$isTlsWorking) { return false; } } - \OCP\Util::writeLog('user_ldap', 'Wiz: Attemping to Bind ', \OCP\Util::DEBUG); + $this->logger->debug( + 'Wiz: Attempting to Bind', + ['app' => 'user_ldap'] + ); //interesting part: do the bind! $login = $this->ldap->bind($cr, $this->configuration->ldapAgentName, $this->configuration->ldapAgentPassword ); $errNo = $this->ldap->errno($cr); - $error = ldap_error($cr); + $error = $this->ldap->error($cr); $this->ldap->unbind($cr); - } catch(ServerNotAvailableException $e) { + } catch (ServerNotAvailableException $e) { return false; } - if($login === true) { - $this->ldap->unbind($cr); - \OCP\Util::writeLog('user_ldap', 'Wiz: Bind successful to Port '. $port . ' TLS ' . intval($tls), \OCP\Util::DEBUG); + if ($login === true) { + $this->logger->debug( + 'Wiz: Bind successful to Port ' . $port . ' TLS ' . (int)$tls, + ['app' => 'user_ldap'] + ); return true; } - if($errNo === -1) { + if ($errNo === -1) { //host, port or TLS wrong return false; } @@ -1083,27 +1083,23 @@ class Wizard extends LDAPUtility { /** * checks whether a valid combination of agent and password has been * provided (either two values or nothing for anonymous connect) - * @return bool, true if everything is fine, false otherwise + * @return bool true if everything is fine, false otherwise */ - private function checkAgentRequirements() { + private function checkAgentRequirements(): bool { $agent = $this->configuration->ldapAgentName; $pwd = $this->configuration->ldapAgentPassword; return ($agent !== '' && $pwd !== '') - || ($agent === '' && $pwd === '') + || ($agent === '' && $pwd === '') ; } - /** - * @param array $reqs - * @return bool - */ - private function checkRequirements($reqs) { + private function checkRequirements(array $reqs): bool { $this->checkAgentRequirements(); - foreach($reqs as $option) { + foreach ($reqs as $option) { $value = $this->configuration->$option; - if(empty($value)) { + if (empty($value)) { return false; } } @@ -1116,42 +1112,44 @@ class Wizard extends LDAPUtility { * @param string[] $filters array, the filters that shall be used in the search * @param string $attr the attribute of which a list of values shall be returned * @param int $dnReadLimit the amount of how many DNs should be analyzed. - * The lower, the faster + * The lower, the faster * @param string $maxF string. if not null, this variable will have the filter that - * yields most result entries + * yields most result entries * @return array|false an array with the values on success, false otherwise */ - public function cumulativeSearchOnAttribute($filters, $attr, $dnReadLimit = 3, &$maxF = null) { - $dnRead = array(); - $foundItems = array(); + public function cumulativeSearchOnAttribute(array $filters, string $attr, int $dnReadLimit = 3, ?string &$maxF = null) { + $dnRead = []; + $foundItems = []; $maxEntries = 0; - if(!is_array($this->configuration->ldapBase) + if (!is_array($this->configuration->ldapBase) || !isset($this->configuration->ldapBase[0])) { return false; } $base = $this->configuration->ldapBase[0]; $cr = $this->getConnection(); - if(!$this->ldap->isResource($cr)) { + if (!$this->ldap->isResource($cr)) { return false; } + /** @var \LDAP\Connection $cr */ $lastFilter = null; - if(isset($filters[count($filters)-1])) { - $lastFilter = $filters[count($filters)-1]; + if (isset($filters[count($filters) - 1])) { + $lastFilter = $filters[count($filters) - 1]; } - foreach($filters as $filter) { - if($lastFilter === $filter && count($foundItems) > 0) { + foreach ($filters as $filter) { + if ($lastFilter === $filter && count($foundItems) > 0) { //skip when the filter is a wildcard and results were found continue; } // 20k limit for performance and reason - $rr = $this->ldap->search($cr, $base, $filter, array($attr), 0, 20000); - if(!$this->ldap->isResource($rr)) { + $rr = $this->ldap->search($cr, $base, $filter, [$attr], 0, 20000); + if (!$this->ldap->isResource($rr)) { continue; } + /** @var \LDAP\Result $rr */ $entries = $this->ldap->countEntries($cr, $rr); $getEntryFunc = 'firstEntry'; - if(($entries !== false) && ($entries > 0)) { - if(!is_null($maxF) && $entries > $maxEntries) { + if (($entries !== false) && ($entries > 0)) { + if (!is_null($maxF) && $entries > $maxEntries) { $maxEntries = $entries; $maxF = $filter; } @@ -1159,26 +1157,25 @@ class Wizard extends LDAPUtility { do { $entry = $this->ldap->$getEntryFunc($cr, $rr); $getEntryFunc = 'nextEntry'; - if(!$this->ldap->isResource($entry)) { + if (!$this->ldap->isResource($entry)) { continue 2; } $rr = $entry; //will be expected by nextEntry next round $attributes = $this->ldap->getAttributes($cr, $entry); $dn = $this->ldap->getDN($cr, $entry); - if($dn === false || in_array($dn, $dnRead)) { + if ($attributes === false || $dn === false || in_array($dn, $dnRead)) { continue; } - $newItems = array(); - $state = $this->getAttributeValuesFromEntry($attributes, - $attr, - $newItems); + $newItems = []; + $state = $this->getAttributeValuesFromEntry( + $attributes, + $attr, + $newItems + ); $dnReadCount++; $foundItems = array_merge($foundItems, $newItems); - $this->resultCache[$dn][$attr] = $newItems; $dnRead[] = $dn; - } while(($state === self::LRESULT_PROCESSED_SKIP - || $this->ldap->isResource($entry)) - && ($dnReadLimit === 0 || $dnReadCount < $dnReadLimit)); + } while ($dnReadLimit === 0 || $dnReadCount < $dnReadLimit); } } @@ -1191,20 +1188,20 @@ class Wizard extends LDAPUtility { * @param string $attr the attribute to look for * @param string $dbkey the dbkey of the setting the feature is connected to * @param string $confkey the confkey counterpart for the $dbkey as used in the - * Configuration class + * Configuration class * @param bool $po whether the objectClass with most result entries - * shall be pre-selected via the result - * @return array|false list of found items. + * shall be pre-selected via the result + * @return array list of found items. * @throws \Exception */ - private function determineFeature($objectclasses, $attr, $dbkey, $confkey, $po = false) { + private function determineFeature(array $objectclasses, string $attr, string $dbkey, string $confkey, bool $po = false): array { $cr = $this->getConnection(); - if(!$cr) { + if (!$cr) { throw new \Exception('Could not connect to LDAP'); } $p = 'objectclass='; - foreach($objectclasses as $key => $value) { - $objectclasses[$key] = $p.$value; + foreach ($objectclasses as $key => $value) { + $objectclasses[$key] = $p . $value; } $maxEntryObjC = ''; @@ -1212,10 +1209,10 @@ class Wizard extends LDAPUtility { //When looking for objectclasses, testing few entries is sufficient, $dig = 3; - $availableFeatures = - $this->cumulativeSearchOnAttribute($objectclasses, $attr, - $dig, $maxEntryObjC); - if(is_array($availableFeatures) + $availableFeatures + = $this->cumulativeSearchOnAttribute($objectclasses, $attr, + $dig, $maxEntryObjC); + if (is_array($availableFeatures) && count($availableFeatures) > 0) { natcasesort($availableFeatures); //natcasesort keeps indices, but we must get rid of them for proper @@ -1226,10 +1223,10 @@ class Wizard extends LDAPUtility { } $setFeatures = $this->configuration->$confkey; - if(is_array($setFeatures) && !empty($setFeatures)) { + if (is_array($setFeatures) && !empty($setFeatures)) { //something is already configured? pre-select it. $this->result->addChange($dbkey, $setFeatures); - } else if ($po && $maxEntryObjC !== '') { + } elseif ($po && $maxEntryObjC !== '') { //pre-select objectclass with most result entries $maxEntryObjC = str_replace($p, '', $maxEntryObjC); $this->applyFind($dbkey, $maxEntryObjC); @@ -1241,28 +1238,27 @@ class Wizard extends LDAPUtility { /** * appends a list of values fr - * @param resource $result the return value from ldap_get_attributes + * @param array $result the return value from ldap_get_attributes * @param string $attribute the attribute values to look for * @param array &$known new values will be appended here - * @return int, state on of the class constants LRESULT_PROCESSED_OK, - * LRESULT_PROCESSED_INVALID or LRESULT_PROCESSED_SKIP + * @return int state on of the class constants LRESULT_PROCESSED_OK, + * LRESULT_PROCESSED_INVALID or LRESULT_PROCESSED_SKIP */ - private function getAttributeValuesFromEntry($result, $attribute, &$known) { - if(!is_array($result) - || !isset($result['count']) + private function getAttributeValuesFromEntry(array $result, string $attribute, array &$known): int { + if (!isset($result['count']) || !$result['count'] > 0) { return self::LRESULT_PROCESSED_INVALID; } // strtolower on all keys for proper comparison - $result = \OCP\Util::mb_array_change_key_case($result); + $result = Util::mb_array_change_key_case($result); $attribute = strtolower($attribute); - if(isset($result[$attribute])) { - foreach($result[$attribute] as $key => $val) { - if($key === 'count') { + if (isset($result[$attribute])) { + foreach ($result[$attribute] as $key => $val) { + if ($key === 'count') { continue; } - if(!in_array($val, $known)) { + if (!in_array($val, $known)) { $known[] = $val; } } @@ -1273,10 +1269,10 @@ class Wizard extends LDAPUtility { } /** - * @return bool|mixed + * @return \LDAP\Connection|false a link resource on success, otherwise false */ - private function getConnection() { - if(!is_null($this->cr)) { + private function getConnection(): \LDAP\Connection|false { + if (!is_null($this->cr)) { return $this->cr; } @@ -1285,18 +1281,22 @@ class Wizard extends LDAPUtility { $this->configuration->ldapPort ); + if ($cr === false) { + return false; + } + $this->ldap->setOption($cr, LDAP_OPT_PROTOCOL_VERSION, 3); $this->ldap->setOption($cr, LDAP_OPT_REFERRALS, 0); $this->ldap->setOption($cr, LDAP_OPT_NETWORK_TIMEOUT, self::LDAP_NW_TIMEOUT); - if($this->configuration->ldapTLS === 1) { + if ($this->configuration->ldapTLS) { $this->ldap->startTls($cr); } $lo = @$this->ldap->bind($cr, - $this->configuration->ldapAgentName, - $this->configuration->ldapAgentPassword); - if($lo === true) { - $this->$cr = $cr; + $this->configuration->ldapAgentName, + $this->configuration->ldapAgentPassword); + if ($lo === true) { + $this->cr = $cr; return $cr; } @@ -1304,48 +1304,48 @@ class Wizard extends LDAPUtility { } /** - * @return array + * @return array<array{port:int,tls:bool}> */ - private function getDefaultLdapPortSettings() { - static $settings = array( - array('port' => 7636, 'tls' => false), - array('port' => 636, 'tls' => false), - array('port' => 7389, 'tls' => true), - array('port' => 389, 'tls' => true), - array('port' => 7389, 'tls' => false), - array('port' => 389, 'tls' => false), - ); + private function getDefaultLdapPortSettings(): array { + static $settings = [ + ['port' => 7636, 'tls' => false], + ['port' => 636, 'tls' => false], + ['port' => 7389, 'tls' => true], + ['port' => 389, 'tls' => true], + ['port' => 7389, 'tls' => false], + ['port' => 389, 'tls' => false], + ]; return $settings; } /** - * @return array + * @return array<array{port:int,tls:bool}> */ - private function getPortSettingsToTry() { + private function getPortSettingsToTry(): array { //389 ← LDAP / Unencrypted or StartTLS //636 ← LDAPS / SSL //7xxx ← UCS. need to be checked first, because both ports may be open $host = $this->configuration->ldapHost; - $port = intval($this->configuration->ldapPort); - $portSettings = array(); + $port = (int)$this->configuration->ldapPort; + $portSettings = []; //In case the port is already provided, we will check this first - if($port > 0) { + if ($port > 0) { $hostInfo = parse_url($host); - if(!(is_array($hostInfo) + if (!(is_array($hostInfo) && isset($hostInfo['scheme']) && stripos($hostInfo['scheme'], 'ldaps') !== false)) { - $portSettings[] = array('port' => $port, 'tls' => true); + $portSettings[] = ['port' => $port, 'tls' => true]; } - $portSettings[] =array('port' => $port, 'tls' => false); + $portSettings[] = ['port' => $port, 'tls' => false]; + } elseif ($this->configuration->usesLdapi()) { + $portSettings[] = ['port' => 0, 'tls' => false]; } //default ports $portSettings = array_merge($portSettings, - $this->getDefaultLdapPortSettings()); + $this->getDefaultLdapPortSettings()); return $portSettings; } - - } |