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<?php |
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/** |
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* @link https://github.com/chrmorandi/yii2-ldap for the canonical source repository |
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* @package yii2-ldap |
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* @author Christopher Mota <[email protected]> |
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* @license MIT License - view the LICENSE file that was distributed with this source code. |
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*/ |
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namespace chrmorandi\ldap; |
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use yii\base\Component; |
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/** |
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* @property resource $resource |
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* @property boolean $bount |
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* @property int $errNo Error number of the last command |
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* @property string $lastError Error message of the last command |
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* |
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* @author Christopher Mota <[email protected]> |
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* @since 1.0 |
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*/ |
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class Connection extends Component |
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{ |
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/** |
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* LDAP protocol string. |
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* @var string |
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*/ |
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const PROTOCOL = 'ldap://'; |
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/** |
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* LDAP port number. |
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* @var string |
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*/ |
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const PORT = '389'; |
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/** |
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* @event Event an event that is triggered after a DB connection is established |
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*/ |
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const EVENT_AFTER_OPEN = 'afterOpen'; |
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/** |
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* @var string the LDAP base dn. |
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*/ |
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public $baseDn; |
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/** |
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* https://msdn.microsoft.com/en-us/library/ms677913(v=vs.85).aspx |
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* @var bool the integer to instruct the LDAP connection whether or not to follow referrals. |
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*/ |
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public $followReferrals = false; |
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/** |
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* @var string The LDAP port to use when connecting to the domain controllers. |
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*/ |
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public $port = self::PORT; |
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/** |
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* @var bool Determines whether or not to use TLS with the current LDAP connection. |
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*/ |
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public $useTLS = false; |
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/** |
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* @var array the domain controllers to connect to. |
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*/ |
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public $dc = []; |
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/** |
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* @var string the LDAP account suffix. |
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*/ |
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protected $accountSuffix; |
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/** |
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* @var string the LDAP account prefix. |
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*/ |
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protected $accountPrefix; |
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/** |
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* @var string the username for establishing LDAP connection. Defaults to `null` meaning no username to use. |
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*/ |
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public $username; |
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/** |
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* @var string the password for establishing DB connection. Defaults to `null` meaning no password to use. |
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*/ |
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public $password; |
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/** |
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* @var bool stores the bool whether or not the current connection is bound. |
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*/ |
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protected $_bound = false; |
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/** |
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* @var resource|false |
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*/ |
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protected $resource; |
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/** |
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* Connects and Binds to the Domain Controller with a administrator credentials. |
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* @return void |
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*/ |
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protected function open($anonymous = false) |
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{ |
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// Connect to the LDAP server. |
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$this->connect($this->dc, $this->port); |
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if ($anonymous) { |
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$this->_bound = ldap_bind($this->resource); |
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} else { |
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$this->_bound = ldap_bind($this->resource, $this->username, $this->password); |
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} |
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} |
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/** |
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* Connection. |
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* @param string|array $hostname |
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* @param type $port |
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* @return void |
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*/ |
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public function connect($hostname = [], $port = '389') |
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{ |
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if (is_array($hostname)) { |
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$hostname = self::PROTOCOL.implode(' '.self::PROTOCOL, $hostname); |
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} |
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$this->resource = ldap_connect($hostname, $port); |
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// Set the LDAP options. |
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$this->setOption(LDAP_OPT_PROTOCOL_VERSION, 3); |
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$this->setOption(LDAP_OPT_REFERRALS, $this->followReferrals); |
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if ($this->useTLS ) { |
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$this->startTLS(); |
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} |
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$this->trigger(self::EVENT_AFTER_OPEN); |
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} |
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/** |
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* Closes the current connection. |
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* |
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* @return boolean |
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*/ |
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public function close() |
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{ |
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if (is_resource($this->resource)) { |
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ldap_close($this->resource); |
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} |
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return true; |
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} |
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/** |
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* Execute ldap functions like. |
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* |
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* http://php.net/manual/en/ref.ldap.php |
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* |
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* @param string $function php LDAP function |
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* @param array $params params for execute ldap function |
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* @return bool|DataReader |
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*/ |
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public function execute($function, $params) |
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{ |
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$this->open(); |
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$result = call_user_func($function, $this->resource, ...$params); |
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if (is_resource($result)) { |
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return new DataReader($this, $result); |
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} |
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return $result; |
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} |
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/** |
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* Returns true/false if the current connection is bound. |
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* @return bool |
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*/ |
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public function getBound() |
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{ |
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return $this->_bound; |
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} |
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/** |
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* Get the current resource of connection. |
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* @return resource |
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*/ |
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public function getResource() |
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{ |
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return $this->resource; |
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} |
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/** |
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* Sorts an AD search result by the specified attribute. |
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* @param resource $result |
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* @param string $attribute |
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* @return bool |
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*/ |
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public function sort($result, $attribute) |
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{ |
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return ldap_sort($this->resource, $result, $attribute); |
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} |
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/** |
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* Adds an entry to the current connection. |
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* @param string $dn |
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* @param array $entry |
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* @return bool |
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*/ |
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public function add($dn, array $entry) |
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{ |
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return ldap_add($this->resource, $dn, $entry); |
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} |
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/** |
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* Deletes an entry on the current connection. |
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* @param string $dn |
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* @return bool |
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*/ |
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public function delete($dn) |
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{ |
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return ldap_delete($this->resource, $dn); |
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} |
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/** |
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* Modify the name of an entry on the current connection. |
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* |
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* @param string $dn |
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* @param string $newRdn |
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* @param string $newParent |
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* @param bool $deleteOldRdn |
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* @return bool |
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*/ |
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public function rename($dn, $newRdn, $newParent, $deleteOldRdn = false) |
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{ |
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return ldap_rename($this->resource, $dn, $newRdn, $newParent, $deleteOldRdn); |
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} |
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/** |
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* Modifies an existing entry on the |
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* current connection. |
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* @param string $dn |
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* @param array $entry |
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* @return bool |
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*/ |
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public function modify($dn, array $entry) |
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{ |
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return ldap_modify($this->resource, $dn, $entry); |
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} |
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/** |
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* Batch modifies an existing entry on the current connection. |
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* @param string $dn |
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* @param array $values |
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* @return mixed |
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*/ |
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public function modifyBatch($dn, array $values) |
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{ |
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return ldap_modify_batch($this->resource, $dn, $values); |
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} |
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/** |
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* Add attribute values to current attributes. |
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* @param string $dn |
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* @param array $entry |
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* @return boolean |
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*/ |
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public function modAdd($dn, array $entry) |
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{ |
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return ldap_mod_add($this->resource, $dn, $entry); |
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} |
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/** |
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* Replaces attribute values with new ones. |
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* @param string $dn |
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* @param array $entry |
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* @return boolean |
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*/ |
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public function modReplace($dn, array $entry) |
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{ |
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return ldap_mod_replace($this->resource, $dn, $entry); |
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} |
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/** |
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* Delete attribute values from current attributes. |
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* @param string $dn |
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* @param array $entry |
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* @return boolean |
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*/ |
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public function modDelete($dn, array $entry) |
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{ |
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return ldap_mod_del($this->resource, $dn, $entry); |
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} |
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/** |
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* Retrieve the entries from a search result. |
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* @param resource $searchResult |
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* @return array|boolean |
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*/ |
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public function getEntries($searchResult) |
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{ |
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return ldap_get_entries($this->resource, $searchResult); |
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} |
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/** |
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* Returns the number of entries from a search result. |
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* @param resource $searchResult |
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* @return int |
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*/ |
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public function countEntries($searchResult) |
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{ |
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return ldap_count_entries($this->resource, $searchResult); |
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} |
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/** |
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* Retrieves the first entry from a search result. |
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* @param resource $searchResult |
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* @return resource |
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*/ |
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public function getFirstEntry($searchResult) |
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{ |
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return ldap_first_entry($this->resource, $searchResult); |
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} |
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/** |
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* Retrieves the next entry from a search result. |
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* @param $entry |
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* @return resource |
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*/ |
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public function getNextEntry($entry) |
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{ |
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return ldap_next_entry($this->resource, $entry); |
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} |
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/** |
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* Retrieves the ldap entry's attributes. |
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* @param $entry |
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* @return mixed |
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*/ |
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public function getAttributes($entry) |
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{ |
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return ldap_get_attributes($this->resource, $entry); |
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} |
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/** |
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* Sets an option on the current connection. |
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* @param int $option |
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* @param mixed $value |
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* @return boolean |
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*/ |
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public function setOption($option, $value) |
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{ |
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return ldap_set_option($this->resource, $option, $value); |
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} |
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/** |
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* Starts a connection using TLS. |
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* @return bool |
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*/ |
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public function startTLS() |
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{ |
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return ldap_start_tls($this->resource); |
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} |
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/** |
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* Retrieve the last error on the current connection. |
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* @return string |
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*/ |
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public function getLastError() |
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{ |
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return ldap_error($this->resource); |
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} |
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/** |
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* Returns the number of the last error on the current connection. |
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* @return int |
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*/ |
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public function getErrNo() |
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{ |
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return ldap_errno($this->resource); |
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} |
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/** |
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* Returns the error string of the specified error number. |
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* @param int $number |
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* @return string |
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*/ |
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public function err2Str($number) |
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{ |
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return ldap_err2str($number); |
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} |
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} |
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