Initial commit of LDAP plugin

vendor/symfony/ldap/.gitignore

@@ -0,0 +1,3 @@
+vendor/
+composer.lock
+phpunit.xml

vendor/symfony/ldap/Adapter/AbstractConnection.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Adapter;
+
+use Symfony\Component\OptionsResolver\Options;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+
+/**
+ * @author Charles Sarrazin <charles@sarraz.in>
+ */
+abstract class AbstractConnection implements ConnectionInterface
+{
+    protected $config;
+
+    public function __construct(array $config = array())
+    {
+        $resolver = new OptionsResolver();
+
+        $this->configureOptions($resolver);
+
+        $this->config = $resolver->resolve($config);
+    }
+
+    /**
+     * Configures the adapter's options.
+     *
+     * @param OptionsResolver $resolver An OptionsResolver instance
+     */
+    protected function configureOptions(OptionsResolver $resolver)
+    {
+        $resolver->setDefaults(array(
+            'host' => 'localhost',
+            'version' => 3,
+            'connection_string' => null,
+            'encryption' => 'none',
+            'options' => array(),
+        ));
+
+        $resolver->setDefault('port', function (Options $options) {
+            return 'ssl' === $options['encryption'] ? 636 : 389;
+        });
+
+        $resolver->setDefault('connection_string', function (Options $options) {
+            return sprintf('ldap%s://%s:%s', 'ssl' === $options['encryption'] ? 's' : '', $options['host'], $options['port']);
+        });
+
+        $resolver->setAllowedTypes('host', 'string');
+        $resolver->setAllowedTypes('port', 'numeric');
+        $resolver->setAllowedTypes('connection_string', 'string');
+        $resolver->setAllowedTypes('version', 'numeric');
+        $resolver->setAllowedValues('encryption', array('none', 'ssl', 'tls'));
+        $resolver->setAllowedTypes('options', 'array');
+    }
+}

vendor/symfony/ldap/Adapter/AbstractQuery.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Adapter;
+
+use Symfony\Component\OptionsResolver\Options;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+
+/**
+ * @author Charles Sarrazin <charles@sarraz.in>
+ */
+abstract class AbstractQuery implements QueryInterface
+{
+    protected $connection;
+    protected $dn;
+    protected $query;
+    protected $options;
+
+    public function __construct(ConnectionInterface $connection, $dn, $query, array $options = array())
+    {
+        $resolver = new OptionsResolver();
+        $resolver->setDefaults(array(
+            'filter' => '*',
+            'maxItems' => 0,
+            'sizeLimit' => 0,
+            'timeout' => 0,
+            'deref' => static::DEREF_NEVER,
+            'attrsOnly' => 0,
+            'scope' => static::SCOPE_SUB,
+        ));
+        $resolver->setAllowedValues('deref', array(static::DEREF_ALWAYS, static::DEREF_NEVER, static::DEREF_FINDING, static::DEREF_SEARCHING));
+        $resolver->setAllowedValues('scope', array(static::SCOPE_BASE, static::SCOPE_ONE, static::SCOPE_SUB));
+
+        $resolver->setNormalizer('filter', function (Options $options, $value) {
+            return is_array($value) ? $value : array($value);
+        });
+
+        $this->connection = $connection;
+        $this->dn = $dn;
+        $this->query = $query;
+        $this->options = $resolver->resolve($options);
+    }
+}

vendor/symfony/ldap/Adapter/AdapterInterface.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Adapter;
+
+/**
+ * @author Charles Sarrazin <charles@sarraz.in>
+ */
+interface AdapterInterface
+{
+    /**
+     * Returns the current connection.
+     *
+     * @return ConnectionInterface
+     */
+    public function getConnection();
+
+    /**
+     * Creates a new Query.
+     *
+     * @param string $dn
+     * @param string $query
+     * @param array  $options
+     *
+     * @return QueryInterface
+     */
+    public function createQuery($dn, $query, array $options = array());
+
+    /**
+     * Fetches the entry manager instance.
+     *
+     * @return EntryManagerInterface
+     */
+    public function getEntryManager();
+
+    /**
+     * Escape a string for use in an LDAP filter or DN.
+     *
+     * @param string $subject
+     * @param string $ignore
+     * @param int    $flags
+     *
+     * @return string
+     */
+    public function escape($subject, $ignore = '', $flags = 0);
+}

vendor/symfony/ldap/Adapter/CollectionInterface.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Adapter;
+
+use Symfony\Component\Ldap\Entry;
+
+/**
+ * @author Charles Sarrazin <charles@sarraz.in>
+ */
+interface CollectionInterface extends \Countable, \IteratorAggregate, \ArrayAccess
+{
+    /**
+     * @return Entry[]
+     */
+    public function toArray();
+}

vendor/symfony/ldap/Adapter/ConnectionInterface.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Adapter;
+
+/**
+ * @author Charles Sarrazin <charles@sarraz.in>
+ */
+interface ConnectionInterface
+{
+    /**
+     * Checks whether the connection was already bound or not.
+     *
+     * @return bool
+     */
+    public function isBound();
+
+    /**
+     * Binds the connection against a DN and password.
+     *
+     * @param string $dn       The user's DN
+     * @param string $password The associated password
+     */
+    public function bind($dn = null, $password = null);
+}

vendor/symfony/ldap/Adapter/EntryManagerInterface.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Adapter;
+
+use Symfony\Component\Ldap\Entry;
+use Symfony\Component\Ldap\Exception\LdapException;
+use Symfony\Component\Ldap\Exception\NotBoundException;
+
+/**
+ * Entry manager interface.
+ *
+ * @author Charles Sarrazin <charles@sarraz.in>
+ * @author Bob van de Vijver <bobvandevijver@hotmail.com>
+ */
+interface EntryManagerInterface
+{
+    /**
+     * Adds a new entry in the Ldap server.
+     *
+     * @param Entry $entry
+     *
+     * @throws NotBoundException
+     * @throws LdapException
+     */
+    public function add(Entry $entry);
+
+    /**
+     * Updates an entry from the Ldap server.
+     *
+     * @param Entry $entry
+     *
+     * @throws NotBoundException
+     * @throws LdapException
+     */
+    public function update(Entry $entry);
+
+    /**
+     * Removes an entry from the Ldap server.
+     *
+     * @param Entry $entry
+     *
+     * @throws NotBoundException
+     * @throws LdapException
+     */
+    public function remove(Entry $entry);
+}

vendor/symfony/ldap/Adapter/ExtLdap/Adapter.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Adapter\ExtLdap;
+
+use Symfony\Component\Ldap\Adapter\AdapterInterface;
+use Symfony\Component\Ldap\Exception\LdapException;
+
+/**
+ * @author Charles Sarrazin <charles@sarraz.in>
+ */
+class Adapter implements AdapterInterface
+{
+    private $config;
+    private $connection;
+    private $entryManager;
+
+    public function __construct(array $config = array())
+    {
+        if (!extension_loaded('ldap')) {
+            throw new LdapException('The LDAP PHP extension is not enabled.');
+        }
+
+        $this->config = $config;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getConnection()
+    {
+        if (null === $this->connection) {
+            $this->connection = new Connection($this->config);
+        }
+
+        return $this->connection;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getEntryManager()
+    {
+        if (null === $this->entryManager) {
+            $this->entryManager = new EntryManager($this->getConnection());
+        }
+
+        return $this->entryManager;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function createQuery($dn, $query, array $options = array())
+    {
+        return new Query($this->getConnection(), $dn, $query, $options);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function escape($subject, $ignore = '', $flags = 0)
+    {
+        $value = ldap_escape($subject, $ignore, $flags);
+
+        // Per RFC 4514, leading/trailing spaces should be encoded in DNs, as well as carriage returns.
+        if ((int) $flags & LDAP_ESCAPE_DN) {
+            if (!empty($value) && ' ' === $value[0]) {
+                $value = '\\20'.substr($value, 1);
+            }
+            if (!empty($value) && ' ' === $value[strlen($value) - 1]) {
+                $value = substr($value, 0, -1).'\\20';
+            }
+            $value = str_replace("\r", '\0d', $value);
+        }
+
+        return $value;
+    }
+}

vendor/symfony/ldap/Adapter/ExtLdap/Collection.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Adapter\ExtLdap;
+
+use Symfony\Component\Ldap\Adapter\CollectionInterface;
+use Symfony\Component\Ldap\Entry;
+use Symfony\Component\Ldap\Exception\LdapException;
+
+/**
+ * @author Charles Sarrazin <charles@sarraz.in>
+ */
+class Collection implements CollectionInterface
+{
+    private $connection;
+    private $search;
+    private $entries;
+
+    public function __construct(Connection $connection, Query $search)
+    {
+        $this->connection = $connection;
+        $this->search = $search;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function toArray()
+    {
+        if (null === $this->entries) {
+            $this->entries = iterator_to_array($this->getIterator(), false);
+        }
+
+        return $this->entries;
+    }
+
+    public function count()
+    {
+        if (false !== $count = ldap_count_entries($this->connection->getResource(), $this->search->getResource())) {
+            return $count;
+        }
+
+        throw new LdapException(sprintf('Error while retrieving entry count: %s.', ldap_error($this->connection->getResource())));
+    }
+
+    public function getIterator()
+    {
+        $con = $this->connection->getResource();
+        $search = $this->search->getResource();
+        $current = ldap_first_entry($con, $search);
+
+        if (0 === $this->count()) {
+            return;
+        }
+
+        if (false === $current) {
+            throw new LdapException(sprintf('Could not rewind entries array: %s.', ldap_error($con)));
+        }
+
+        yield $this->getSingleEntry($con, $current);
+
+        while (false !== $current = ldap_next_entry($con, $current)) {
+            yield $this->getSingleEntry($con, $current);
+        }
+    }
+
+    public function offsetExists($offset)
+    {
+        $this->toArray();
+
+        return isset($this->entries[$offset]);
+    }
+
+    public function offsetGet($offset)
+    {
+        $this->toArray();
+
+        return isset($this->entries[$offset]) ? $this->entries[$offset] : null;
+    }
+
+    public function offsetSet($offset, $value)
+    {
+        $this->toArray();
+
+        $this->entries[$offset] = $value;
+    }
+
+    public function offsetUnset($offset)
+    {
+        $this->toArray();
+
+        unset($this->entries[$offset]);
+    }
+
+    private function getSingleEntry($con, $current)
+    {
+        $attributes = ldap_get_attributes($con, $current);
+
+        if (false === $attributes) {
+            throw new LdapException(sprintf('Could not fetch attributes: %s.', ldap_error($con)));
+        }
+
+        $attributes = $this->cleanupAttributes($attributes);
+
+        $dn = ldap_get_dn($con, $current);
+
+        if (false === $dn) {
+            throw new LdapException(sprintf('Could not fetch DN: %s.', ldap_error($con)));
+        }
+
+        return new Entry($dn, $attributes);
+    }
+
+    private function cleanupAttributes(array $entry)
+    {
+        $attributes = array_diff_key($entry, array_flip(range(0, $entry['count'] - 1)) + array(
+                'count' => null,
+                'dn' => null,
+            ));
+        array_walk($attributes, function (&$value) {
+            unset($value['count']);
+        });
+
+        return $attributes;
+    }
+}

vendor/symfony/ldap/Adapter/ExtLdap/Connection.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Adapter\ExtLdap;
+
+use Symfony\Component\Ldap\Adapter\AbstractConnection;
+use Symfony\Component\Ldap\Exception\ConnectionException;
+use Symfony\Component\Ldap\Exception\LdapException;
+use Symfony\Component\OptionsResolver\Options;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+
+/**
+ * @author Charles Sarrazin <charles@sarraz.in>
+ */
+class Connection extends AbstractConnection
+{
+    /** @var bool */
+    private $bound = false;
+
+    /** @var resource */
+    private $connection;
+
+    public function __destruct()
+    {
+        $this->disconnect();
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function isBound()
+    {
+        return $this->bound;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function bind($dn = null, $password = null)
+    {
+        if (!$this->connection) {
+            $this->connect();
+        }
+
+        if (false === @ldap_bind($this->connection, $dn, $password)) {
+            throw new ConnectionException(ldap_error($this->connection));
+        }
+
+        $this->bound = true;
+    }
+
+    /**
+     * Returns a link resource.
+     *
+     * @return resource
+     *
+     * @internal
+     */
+    public function getResource()
+    {
+        return $this->connection;
+    }
+
+    public function setOption($name, $value)
+    {
+        if (!@ldap_set_option($this->connection, ConnectionOptions::getOption($name), $value)) {
+            throw new LdapException(sprintf('Could not set value "%s" for option "%s".', $value, $name));
+        }
+    }
+
+    public function getOption($name)
+    {
+        if (!@ldap_get_option($this->connection, ConnectionOptions::getOption($name), $ret)) {
+            throw new LdapException(sprintf('Could not retrieve value for option "%s".', $name));
+        }
+
+        return $ret;
+    }
+
+    protected function configureOptions(OptionsResolver $resolver)
+    {
+        parent::configureOptions($resolver);
+
+        $resolver->setDefault('debug', false);
+        $resolver->setAllowedTypes('debug', 'bool');
+        $resolver->setDefault('referrals', false);
+        $resolver->setAllowedTypes('referrals', 'bool');
+
+        $resolver->setNormalizer('options', function (Options $options, $value) {
+            if (true === $options['debug']) {
+                $value['debug_level'] = 7;
+            }
+
+            if (!isset($value['protocol_version'])) {
+                $value['protocol_version'] = $options['version'];
+            }
+
+            if (!isset($value['referrals'])) {
+                $value['referrals'] = $options['referrals'];
+            }
+
+            return $value;
+        });
+
+        $resolver->setAllowedValues('options', function (array $values) {
+            foreach ($values as $name => $value) {
+                if (!ConnectionOptions::isOption($name)) {
+                    return false;
+                }
+            }
+
+            return true;
+        });
+    }
+
+    private function connect()
+    {
+        if ($this->connection) {
+            return;
+        }
+
+        $this->connection = ldap_connect($this->config['connection_string']);
+
+        foreach ($this->config['options'] as $name => $value) {
+            $this->setOption($name, $value);
+        }
+
+        if (false === $this->connection) {
+            throw new LdapException(sprintf('Could not connect to Ldap server: %s.', ldap_error($this->connection)));
+        }
+
+        if ('tls' === $this->config['encryption'] && false === ldap_start_tls($this->connection)) {
+            throw new LdapException(sprintf('Could not initiate TLS connection: %s.', ldap_error($this->connection)));
+        }
+    }
+
+    private function disconnect()
+    {
+        if ($this->connection && is_resource($this->connection)) {
+            ldap_close($this->connection);
+        }
+
+        $this->connection = null;
+        $this->bound = false;
+    }
+}

vendor/symfony/ldap/Adapter/ExtLdap/ConnectionOptions.php

@@ -0,0 +1,78 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Adapter\ExtLdap;
+
+use Symfony\Component\Ldap\Exception\LdapException;
+
+/**
+ * A class representing the Ldap extension's options, which can be used with
+ * ldap_set_option or ldap_get_option.
+ *
+ * @author Charles Sarrazin <charles@sarraz.in>
+ *
+ * @internal
+ */
+final class ConnectionOptions
+{
+    const API_INFO = 0x00;
+    const DEREF = 0x02;
+    const SIZELIMIT = 0x03;
+    const TIMELIMIT = 0x04;
+    const REFERRALS = 0x08;
+    const RESTART = 0x09;
+    const PROTOCOL_VERSION = 0x11;
+    const SERVER_CONTROLS = 0x12;
+    const CLIENT_CONTROLS = 0x13;
+    const API_FEATURE_INFO = 0x15;
+    const HOST_NAME = 0x30;
+    const ERROR_NUMBER = 0x31;
+    const ERROR_STRING = 0x32;
+    const MATCHED_DN = 0x33;
+    const DEBUG_LEVEL = 0x5001;
+    const NETWORK_TIMEOUT = 0x5005;
+    const X_SASL_MECH = 0x6100;
+    const X_SASL_REALM = 0x6101;
+    const X_SASL_AUTHCID = 0x6102;
+    const X_SASL_AUTHZID = 0x6103;
+
+    public static function getOptionName($name)
+    {
+        return sprintf('%s::%s', self::class, strtoupper($name));
+    }
+
+    /**
+     * Fetches an option's corresponding constant value from an option name.
+     * The option name can either be in snake or camel case.
+     *
+     * @param string $name
+     *
+     * @return int
+     *
+     * @throws LdapException
+     */
+    public static function getOption($name)
+    {
+        // Convert
+        $constantName = self::getOptionName($name);
+
+        if (!defined($constantName)) {
+            throw new LdapException(sprintf('Unknown option "%s".', $name));
+        }
+
+        return constant($constantName);
+    }
+
+    public static function isOption($name)
+    {
+        return defined(self::getOptionName($name));
+    }
+}

vendor/symfony/ldap/Adapter/ExtLdap/EntryManager.php

@@ -0,0 +1,95 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Adapter\ExtLdap;
+
+use Symfony\Component\Ldap\Adapter\EntryManagerInterface;
+use Symfony\Component\Ldap\Adapter\RenameEntryInterface;
+use Symfony\Component\Ldap\Entry;
+use Symfony\Component\Ldap\Exception\LdapException;
+use Symfony\Component\Ldap\Exception\NotBoundException;
+
+/**
+ * @author Charles Sarrazin <charles@sarraz.in>
+ * @author Bob van de Vijver <bobvandevijver@hotmail.com>
+ */
+class EntryManager implements EntryManagerInterface, RenameEntryInterface
+{
+    private $connection;
+
+    public function __construct(Connection $connection)
+    {
+        $this->connection = $connection;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function add(Entry $entry)
+    {
+        $con = $this->getConnectionResource();
+
+        if (!@ldap_add($con, $entry->getDn(), $entry->getAttributes())) {
+            throw new LdapException(sprintf('Could not add entry "%s": %s.', $entry->getDn(), ldap_error($con)));
+        }
+
+        return $this;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function update(Entry $entry)
+    {
+        $con = $this->getConnectionResource();
+
+        if (!@ldap_modify($con, $entry->getDn(), $entry->getAttributes())) {
+            throw new LdapException(sprintf('Could not update entry "%s": %s.', $entry->getDn(), ldap_error($con)));
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function remove(Entry $entry)
+    {
+        $con = $this->getConnectionResource();
+
+        if (!@ldap_delete($con, $entry->getDn())) {
+            throw new LdapException(sprintf('Could not remove entry "%s": %s.', $entry->getDn(), ldap_error($con)));
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function rename(Entry $entry, $newRdn, $removeOldRdn = true)
+    {
+        $con = $this->getConnectionResource();
+
+        if (!@ldap_rename($con, $entry->getDn(), $newRdn, null, $removeOldRdn)) {
+            throw new LdapException(sprintf('Could not rename entry "%s" to "%s": %s.', $entry->getDn(), $newRdn, ldap_error($con)));
+        }
+    }
+
+    /**
+     * Get the connection resource, but first check if the connection is bound.
+     */
+    private function getConnectionResource()
+    {
+        // If the connection is not bound, throw an exception. Users should use an explicit bind call first.
+        if (!$this->connection->isBound()) {
+            throw new NotBoundException('Query execution is not possible without binding the connection first.');
+        }
+
+        return $this->connection->getResource();
+    }
+}

vendor/symfony/ldap/Adapter/ExtLdap/Query.php

@@ -0,0 +1,109 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Adapter\ExtLdap;
+
+use Symfony\Component\Ldap\Adapter\AbstractQuery;
+use Symfony\Component\Ldap\Exception\LdapException;
+use Symfony\Component\Ldap\Exception\NotBoundException;
+
+/**
+ * @author Charles Sarrazin <charles@sarraz.in>
+ * @author Bob van de Vijver <bobvandevijver@hotmail.com>
+ */
+class Query extends AbstractQuery
+{
+    /** @var Connection */
+    protected $connection;
+
+    /** @var resource */
+    private $search;
+
+    public function __construct(Connection $connection, $dn, $query, array $options = array())
+    {
+        parent::__construct($connection, $dn, $query, $options);
+    }
+
+    public function __destruct()
+    {
+        $con = $this->connection->getResource();
+        $this->connection = null;
+
+        if (null === $this->search || false === $this->search) {
+            return;
+        }
+
+        $success = ldap_free_result($this->search);
+        $this->search = null;
+
+        if (!$success) {
+            throw new LdapException(sprintf('Could not free results: %s.', ldap_error($con)));
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function execute()
+    {
+        if (null === $this->search) {
+            // If the connection is not bound, throw an exception. Users should use an explicit bind call first.
+            if (!$this->connection->isBound()) {
+                throw new NotBoundException('Query execution is not possible without binding the connection first.');
+            }
+
+            $con = $this->connection->getResource();
+
+            switch ($this->options['scope']) {
+                case static::SCOPE_BASE:
+                    $func = 'ldap_read';
+                    break;
+                case static::SCOPE_ONE:
+                    $func = 'ldap_list';
+                    break;
+                case static::SCOPE_SUB:
+                    $func = 'ldap_search';
+                    break;
+                default:
+                    throw new LdapException(sprintf('Could not search in scope "%s".', $this->options['scope']));
+            }
+
+            $this->search = @$func(
+                $con,
+                $this->dn,
+                $this->query,
+                $this->options['filter'],
+                $this->options['attrsOnly'],
+                $this->options['maxItems'],
+                $this->options['timeout'],
+                $this->options['deref']
+            );
+        }
+
+        if (false === $this->search) {
+            throw new LdapException(sprintf('Could not complete search with dn "%s", query "%s" and filters "%s".', $this->dn, $this->query, implode(',', $this->options['filter'])));
+        }
+
+        return new Collection($this->connection, $this);
+    }
+
+    /**
+     * Returns a LDAP search resource.
+     *
+     * @return resource
+     *
+     * @internal
+     */
+    public function getResource()
+    {
+        return $this->search;
+    }
+}

vendor/symfony/ldap/Adapter/QueryInterface.php

@@ -0,0 +1,42 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Adapter;
+
+use Symfony\Component\Ldap\Entry;
+use Symfony\Component\Ldap\Exception\LdapException;
+use Symfony\Component\Ldap\Exception\NotBoundException;
+
+/**
+ * @author Charles Sarrazin <charles@sarraz.in>
+ * @author Bob van de Vijver <bobvandevijver@hotmail.com>
+ */
+interface QueryInterface
+{
+    const DEREF_NEVER = 0x00;
+    const DEREF_SEARCHING = 0x01;
+    const DEREF_FINDING = 0x02;
+    const DEREF_ALWAYS = 0x03;
+
+    const SCOPE_BASE = 'base';
+    const SCOPE_ONE = 'one';
+    const SCOPE_SUB = 'sub';
+
+    /**
+     * Executes a query and returns the list of Ldap entries.
+     *
+     * @return CollectionInterface|Entry[]
+     *
+     * @throws NotBoundException
+     * @throws LdapException
+     */
+    public function execute();
+}

vendor/symfony/ldap/Adapter/RenameEntryInterface.php

@@ -0,0 +1,22 @@
+<?php
+
+namespace Symfony\Component\Ldap\Adapter;
+
+use Symfony\Component\Ldap\Entry;
+
+/**
+ * @author Kevin Schuurmans <kevin.schuurmans@freshheads.com>
+ *
+ * @deprecated since version 3.3, will be merged with {@link EntryManagerInterface} in 4.0.
+ */
+interface RenameEntryInterface
+{
+    /**
+     * Renames an entry on the Ldap server.
+     *
+     * @param Entry  $entry
+     * @param string $newRdn
+     * @param bool   $removeOldRdn
+     */
+    public function rename(Entry $entry, $newRdn, $removeOldRdn = true);
+}

vendor/symfony/ldap/CHANGELOG.md

@@ -0,0 +1,12 @@
+CHANGELOG
+=========
+
+3.3.0
+-----
+
+* The `RenameEntryInterface` inferface is deprecated, and will be merged with `EntryManagerInterface` in 4.0.
+
+3.1.0
+-----
+
+ * The `LdapClient` class is deprecated. Use the `Ldap` class instead.

vendor/symfony/ldap/Entry.php

@@ -0,0 +1,95 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap;
+
+/**
+ * @author Charles Sarrazin <charles@sarraz.in>
+ */
+class Entry
+{
+    private $dn;
+    private $attributes;
+
+    public function __construct($dn, array $attributes = array())
+    {
+        $this->dn = $dn;
+        $this->attributes = $attributes;
+    }
+
+    /**
+     * Returns the entry's DN.
+     *
+     * @return string
+     */
+    public function getDn()
+    {
+        return $this->dn;
+    }
+
+    /**
+     * Returns whether an attribute exists.
+     *
+     * @param $name string The name of the attribute
+     *
+     * @return bool
+     */
+    public function hasAttribute($name)
+    {
+        return isset($this->attributes[$name]);
+    }
+
+    /**
+     * Returns a specific attribute's value.
+     *
+     * As LDAP can return multiple values for a single attribute,
+     * this value is returned as an array.
+     *
+     * @param $name string The name of the attribute
+     *
+     * @return null|array
+     */
+    public function getAttribute($name)
+    {
+        return isset($this->attributes[$name]) ? $this->attributes[$name] : null;
+    }
+
+    /**
+     * Returns the complete list of attributes.
+     *
+     * @return array
+     */
+    public function getAttributes()
+    {
+        return $this->attributes;
+    }
+
+    /**
+     * Sets a value for the given attribute.
+     *
+     * @param string $name
+     * @param array  $value
+     */
+    public function setAttribute($name, array $value)
+    {
+        $this->attributes[$name] = $value;
+    }
+
+    /**
+     * Removes a given attribute.
+     *
+     * @param string $name
+     */
+    public function removeAttribute($name)
+    {
+        unset($this->attributes[$name]);
+    }
+}

vendor/symfony/ldap/Exception/ConnectionException.php

@@ -0,0 +1,21 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Exception;
+
+/**
+ * ConnectionException is throw if binding to ldap can not be established.
+ *
+ * @author Grégoire Pineau <lyrixx@lyrixx.info>
+ */
+class ConnectionException extends \RuntimeException implements ExceptionInterface
+{
+}

vendor/symfony/ldap/Exception/DriverNotFoundException.php

@@ -0,0 +1,21 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Exception;
+
+/**
+ * LdapException is throw if php ldap module is not loaded.
+ *
+ * @author Charles Sarrazin <charles@sarraz.in>
+ */
+class DriverNotFoundException extends \RuntimeException implements ExceptionInterface
+{
+}

vendor/symfony/ldap/Exception/ExceptionInterface.php

@@ -0,0 +1,21 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Exception;
+
+/**
+ * Base ExceptionInterface for the Ldap component.
+ *
+ * @author Charles Sarrazin <charles@sarraz.in>
+ */
+interface ExceptionInterface
+{
+}

vendor/symfony/ldap/Exception/LdapException.php

@@ -0,0 +1,21 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Exception;
+
+/**
+ * LdapException is throw if php ldap module is not loaded.
+ *
+ * @author Grégoire Pineau <lyrixx@lyrixx.info>
+ */
+class LdapException extends \RuntimeException implements ExceptionInterface
+{
+}

vendor/symfony/ldap/Exception/NotBoundException.php

@@ -0,0 +1,21 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Exception;
+
+/**
+ * NotBoundException is thrown if the connection with the LDAP server is not yet bound.
+ *
+ * @author Bob van de Vijver <bobvandevijver@hotmail.com>
+ */
+class NotBoundException extends \RuntimeException implements ExceptionInterface
+{
+}

vendor/symfony/ldap/LICENSE

@@ -0,0 +1,19 @@
+Copyright (c) 2004-2018 Fabien Potencier
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is furnished
+to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

vendor/symfony/ldap/Ldap.php

@@ -0,0 +1,87 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap;
+
+use Symfony\Component\Ldap\Adapter\AdapterInterface;
+use Symfony\Component\Ldap\Exception\DriverNotFoundException;
+
+/**
+ * @author Charles Sarrazin <charles@sarraz.in>
+ */
+final class Ldap implements LdapInterface
+{
+    private $adapter;
+
+    private static $adapterMap = array(
+        'ext_ldap' => 'Symfony\Component\Ldap\Adapter\ExtLdap\Adapter',
+    );
+
+    public function __construct(AdapterInterface $adapter)
+    {
+        $this->adapter = $adapter;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function bind($dn = null, $password = null)
+    {
+        $this->adapter->getConnection()->bind($dn, $password);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function query($dn, $query, array $options = array())
+    {
+        return $this->adapter->createQuery($dn, $query, $options);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getEntryManager()
+    {
+        return $this->adapter->getEntryManager();
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function escape($subject, $ignore = '', $flags = 0)
+    {
+        return $this->adapter->escape($subject, $ignore, $flags);
+    }
+
+    /**
+     * Creates a new Ldap instance.
+     *
+     * @param string $adapter The adapter name
+     * @param array  $config  The adapter's configuration
+     *
+     * @return static
+     */
+    public static function create($adapter, array $config = array())
+    {
+        if (!isset(self::$adapterMap[$adapter])) {
+            throw new DriverNotFoundException(sprintf(
+                'Adapter "%s" not found. You should use one of: %s',
+                $adapter,
+                implode(', ', self::$adapterMap)
+            ));
+        }
+
+        $class = self::$adapterMap[$adapter];
+
+        return new self(new $class($config));
+    }
+}

vendor/symfony/ldap/LdapClient.php

@@ -0,0 +1,127 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap;
+
+@trigger_error('The '.__NAMESPACE__.'\LdapClient class is deprecated since Symfony 3.1 and will be removed in 4.0. Use the Ldap class directly instead.', E_USER_DEPRECATED);
+
+/**
+ * @author Grégoire Pineau <lyrixx@lyrixx.info>
+ * @author Francis Besset <francis.besset@gmail.com>
+ * @author Charles Sarrazin <charles@sarraz.in>
+ *
+ * @deprecated since version 3.1, to be removed in 4.0. Use the Ldap class instead.
+ */
+final class LdapClient implements LdapClientInterface
+{
+    private $ldap;
+
+    public function __construct($host = null, $port = 389, $version = 3, $useSsl = false, $useStartTls = false, $optReferrals = false, LdapInterface $ldap = null)
+    {
+        $config = $this->normalizeConfig($host, $port, $version, $useSsl, $useStartTls, $optReferrals);
+
+        $this->ldap = null !== $ldap ? $ldap : Ldap::create('ext_ldap', $config);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function bind($dn = null, $password = null)
+    {
+        $this->ldap->bind($dn, $password);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function query($dn, $query, array $options = array())
+    {
+        return $this->ldap->query($dn, $query, $options);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getEntryManager()
+    {
+        return $this->ldap->getEntryManager();
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function find($dn, $query, $filter = '*')
+    {
+        @trigger_error('The "find" method is deprecated since Symfony 3.1 and will be removed in 4.0. Use the "query" method instead.', E_USER_DEPRECATED);
+
+        $query = $this->ldap->query($dn, $query, array('filter' => $filter));
+        $entries = $query->execute();
+        $result = array(
+            'count' => 0,
+        );
+
+        foreach ($entries as $entry) {
+            $resultEntry = array();
+
+            foreach ($entry->getAttributes() as $attribute => $values) {
+                $resultAttribute = array(
+                    'count' => count($values),
+                );
+
+                foreach ($values as $val) {
+                    $resultAttribute[] = $val;
+                }
+                $attributeName = strtolower($attribute);
+
+                $resultAttribute['count'] = count($values);
+                $resultEntry[$attributeName] = $resultAttribute;
+                $resultEntry[] = $attributeName;
+            }
+
+            $resultEntry['count'] = count($resultEntry) / 2;
+            $resultEntry['dn'] = $entry->getDn();
+            $result[] = $resultEntry;
+        }
+
+        $result['count'] = count($result) - 1;
+
+        return $result;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function escape($subject, $ignore = '', $flags = 0)
+    {
+        return $this->ldap->escape($subject, $ignore, $flags);
+    }
+
+    private function normalizeConfig($host, $port, $version, $useSsl, $useStartTls, $optReferrals)
+    {
+        if ((bool) $useSsl) {
+            $encryption = 'ssl';
+        } elseif ((bool) $useStartTls) {
+            $encryption = 'tls';
+        } else {
+            $encryption = 'none';
+        }
+
+        return array(
+            'host' => $host,
+            'port' => $port,
+            'encryption' => $encryption,
+            'options' => array(
+                'protocol_version' => $version,
+                'referrals' => (bool) $optReferrals,
+            ),
+        );
+    }
+}

vendor/symfony/ldap/LdapClientInterface.php

@@ -0,0 +1,36 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap;
+
+/**
+ * Ldap interface.
+ *
+ * This interface is used for the BC layer with branch 2.8 and 3.0.
+ *
+ * @author Grégoire Pineau <lyrixx@lyrixx.info>
+ * @author Charles Sarrazin <charles@sarraz.in>
+ *
+ * @deprecated since version 3.1, to be removed in 4.0. Use the LdapInterface instead.
+ */
+interface LdapClientInterface extends LdapInterface
+{
+    /**
+     * Find a username into ldap connection.
+     *
+     * @param string $dn
+     * @param string $query
+     * @param mixed  $filter
+     *
+     * @return array|null
+     */
+    public function find($dn, $query, $filter = '*');
+}

vendor/symfony/ldap/LdapInterface.php

@@ -0,0 +1,64 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap;
+
+use Symfony\Component\Ldap\Adapter\EntryManagerInterface;
+use Symfony\Component\Ldap\Adapter\QueryInterface;
+use Symfony\Component\Ldap\Exception\ConnectionException;
+
+/**
+ * Ldap interface.
+ *
+ * @author Charles Sarrazin <charles@sarraz.in>
+ */
+interface LdapInterface
+{
+    const ESCAPE_FILTER = 0x01;
+    const ESCAPE_DN = 0x02;
+
+    /**
+     * Return a connection bound to the ldap.
+     *
+     * @param string $dn       A LDAP dn
+     * @param string $password A password
+     *
+     * @throws ConnectionException if dn / password could not be bound
+     */
+    public function bind($dn = null, $password = null);
+
+    /**
+     * Queries a ldap server for entries matching the given criteria.
+     *
+     * @param string $dn
+     * @param string $query
+     * @param array  $options
+     *
+     * @return QueryInterface
+     */
+    public function query($dn, $query, array $options = array());
+
+    /**
+     * @return EntryManagerInterface
+     */
+    public function getEntryManager();
+
+    /**
+     * Escape a string for use in an LDAP filter or DN.
+     *
+     * @param string $subject
+     * @param string $ignore
+     * @param int    $flags
+     *
+     * @return string
+     */
+    public function escape($subject, $ignore = '', $flags = 0);
+}

vendor/symfony/ldap/README.md

@@ -0,0 +1,21 @@
+Ldap Component
+==============
+
+A Ldap client for PHP on top of PHP's ldap extension.
+
+Disclaimer
+----------
+
+This component is only stable since Symfony 3.1. Earlier versions 
+have been marked as internal as they still needed some work.
+Breaking changes were introduced in Symfony 3.1, so code relying on
+previous version of the component will break with this version.
+
+Resources
+---------
+
+  * [Documentation](https://symfony.com/doc/current/components/ldap)
+  * [Contributing](https://symfony.com/doc/current/contributing/index.html)
+  * [Report issues](https://github.com/symfony/symfony/issues) and
+    [send Pull Requests](https://github.com/symfony/symfony/pulls)
+    in the [main Symfony repository](https://github.com/symfony/symfony)

vendor/symfony/ldap/Tests/Adapter/ExtLdap/AdapterTest.php

@@ -0,0 +1,114 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Tests;
+
+use Symfony\Component\Ldap\Adapter\ExtLdap\Adapter;
+use Symfony\Component\Ldap\Adapter\ExtLdap\Collection;
+use Symfony\Component\Ldap\Adapter\ExtLdap\Query;
+use Symfony\Component\Ldap\Entry;
+use Symfony\Component\Ldap\Exception\NotBoundException;
+use Symfony\Component\Ldap\LdapInterface;
+
+/**
+ * @requires extension ldap
+ */
+class AdapterTest extends LdapTestCase
+{
+    public function testLdapEscape()
+    {
+        $ldap = new Adapter();
+
+        $this->assertEquals('\20foo\3dbar\0d(baz)*\20', $ldap->escape(" foo=bar\r(baz)* ", null, LdapInterface::ESCAPE_DN));
+    }
+
+    /**
+     * @group functional
+     */
+    public function testLdapQuery()
+    {
+        $ldap = new Adapter($this->getLdapConfig());
+
+        $ldap->getConnection()->bind('cn=admin,dc=symfony,dc=com', 'symfony');
+        $query = $ldap->createQuery('dc=symfony,dc=com', '(&(objectclass=person)(ou=Maintainers))', array());
+        $result = $query->execute();
+
+        $this->assertInstanceOf(Collection::class, $result);
+        $this->assertCount(1, $result);
+
+        $entry = $result[0];
+        $this->assertInstanceOf(Entry::class, $entry);
+        $this->assertEquals(array('Fabien Potencier'), $entry->getAttribute('cn'));
+        $this->assertEquals(array('fabpot@symfony.com', 'fabien@potencier.com'), $entry->getAttribute('mail'));
+    }
+
+    /**
+     * @group functional
+     */
+    public function testLdapQueryIterator()
+    {
+        $ldap = new Adapter($this->getLdapConfig());
+
+        $ldap->getConnection()->bind('cn=admin,dc=symfony,dc=com', 'symfony');
+        $query = $ldap->createQuery('dc=symfony,dc=com', '(&(objectclass=person)(ou=Maintainers))', array());
+        $result = $query->execute();
+        $iterator = $result->getIterator();
+        $iterator->rewind();
+        $entry = $iterator->current();
+        $this->assertInstanceOf(Entry::class, $entry);
+        $this->assertEquals(array('Fabien Potencier'), $entry->getAttribute('cn'));
+        $this->assertEquals(array('fabpot@symfony.com', 'fabien@potencier.com'), $entry->getAttribute('mail'));
+    }
+
+    /**
+     * @group functional
+     */
+    public function testLdapQueryWithoutBind()
+    {
+        $ldap = new Adapter($this->getLdapConfig());
+        $this->{method_exists($this, $_ = 'expectException') ? $_ : 'setExpectedException'}(NotBoundException::class);
+        $query = $ldap->createQuery('dc=symfony,dc=com', '(&(objectclass=person)(ou=Maintainers))', array());
+        $query->execute();
+    }
+
+    public function testLdapQueryScopeBase()
+    {
+        $ldap = new Adapter($this->getLdapConfig());
+
+        $ldap->getConnection()->bind('cn=admin,dc=symfony,dc=com', 'symfony');
+
+        $query = $ldap->createQuery('cn=Fabien Potencier,dc=symfony,dc=com', '(objectclass=*)', array(
+           'scope' => Query::SCOPE_BASE,
+        ));
+        $result = $query->execute();
+
+        $entry = $result[0];
+        $this->assertEquals($result->count(), 1);
+        $this->assertEquals(array('Fabien Potencier'), $entry->getAttribute('cn'));
+    }
+
+    public function testLdapQueryScopeOneLevel()
+    {
+        $ldap = new Adapter($this->getLdapConfig());
+
+        $ldap->getConnection()->bind('cn=admin,dc=symfony,dc=com', 'symfony');
+
+        $one_level_result = $ldap->createQuery('ou=Components,dc=symfony,dc=com', '(objectclass=*)', array(
+            'scope' => Query::SCOPE_ONE,
+        ))->execute();
+
+        $subtree_count = $ldap->createQuery('ou=Components,dc=symfony,dc=com', '(objectclass=*)')->execute()->count();
+
+        $this->assertNotEquals($one_level_result->count(), $subtree_count);
+        $this->assertEquals($one_level_result->count(), 1);
+        $this->assertEquals($one_level_result[0]->getAttribute('ou'), array('Ldap'));
+    }
+}

vendor/symfony/ldap/Tests/Adapter/ExtLdap/LdapManagerTest.php

@@ -0,0 +1,195 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Tests;
+
+use Symfony\Component\Ldap\Adapter\ExtLdap\Adapter;
+use Symfony\Component\Ldap\Adapter\ExtLdap\Collection;
+use Symfony\Component\Ldap\Entry;
+use Symfony\Component\Ldap\Exception\LdapException;
+use Symfony\Component\Ldap\Exception\NotBoundException;
+
+/**
+ * @requires extension ldap
+ */
+class LdapManagerTest extends LdapTestCase
+{
+    /** @var Adapter */
+    private $adapter;
+
+    protected function setUp()
+    {
+        $this->adapter = new Adapter($this->getLdapConfig());
+        $this->adapter->getConnection()->bind('cn=admin,dc=symfony,dc=com', 'symfony');
+    }
+
+    /**
+     * @group functional
+     */
+    public function testLdapAddAndRemove()
+    {
+        $this->executeSearchQuery(1);
+
+        $entry = new Entry('cn=Charles Sarrazin,dc=symfony,dc=com', array(
+            'sn' => array('csarrazi'),
+            'objectclass' => array(
+                'inetOrgPerson',
+            ),
+        ));
+
+        $em = $this->adapter->getEntryManager();
+        $em->add($entry);
+
+        $this->executeSearchQuery(2);
+
+        $em->remove($entry);
+        $this->executeSearchQuery(1);
+    }
+
+    /**
+     * @group functional
+     */
+    public function testLdapAddInvalidEntry()
+    {
+        $this->{method_exists($this, $_ = 'expectException') ? $_ : 'setExpectedException'}(LdapException::class);
+        $this->executeSearchQuery(1);
+
+        // The entry is missing a subject name
+        $entry = new Entry('cn=Charles Sarrazin,dc=symfony,dc=com', array(
+            'objectclass' => array(
+                'inetOrgPerson',
+            ),
+        ));
+
+        $em = $this->adapter->getEntryManager();
+        $em->add($entry);
+    }
+
+    /**
+     * @group functional
+     */
+    public function testLdapUpdate()
+    {
+        $result = $this->executeSearchQuery(1);
+
+        $entry = $result[0];
+        $this->assertNull($entry->getAttribute('email'));
+
+        $em = $this->adapter->getEntryManager();
+        $em->update($entry);
+
+        $result = $this->executeSearchQuery(1);
+
+        $entry = $result[0];
+        $this->assertNull($entry->getAttribute('email'));
+
+        $entry->removeAttribute('email');
+        $em->update($entry);
+
+        $result = $this->executeSearchQuery(1);
+        $entry = $result[0];
+        $this->assertNull($entry->getAttribute('email'));
+    }
+
+    /**
+     * @group functional
+     */
+    public function testLdapUnboundAdd()
+    {
+        $this->adapter = new Adapter($this->getLdapConfig());
+        $this->{method_exists($this, $_ = 'expectException') ? $_ : 'setExpectedException'}(NotBoundException::class);
+        $em = $this->adapter->getEntryManager();
+        $em->add(new Entry(''));
+    }
+
+    /**
+     * @group functional
+     */
+    public function testLdapUnboundRemove()
+    {
+        $this->adapter = new Adapter($this->getLdapConfig());
+        $this->{method_exists($this, $_ = 'expectException') ? $_ : 'setExpectedException'}(NotBoundException::class);
+        $em = $this->adapter->getEntryManager();
+        $em->remove(new Entry(''));
+    }
+
+    /**
+     * @group functional
+     */
+    public function testLdapUnboundUpdate()
+    {
+        $this->adapter = new Adapter($this->getLdapConfig());
+        $this->{method_exists($this, $_ = 'expectException') ? $_ : 'setExpectedException'}(NotBoundException::class);
+        $em = $this->adapter->getEntryManager();
+        $em->update(new Entry(''));
+    }
+
+    /**
+     * @return Collection|Entry[]
+     */
+    private function executeSearchQuery($expectedResults = 1)
+    {
+        $results = $this
+            ->adapter
+            ->createQuery('dc=symfony,dc=com', '(objectclass=person)')
+            ->execute()
+        ;
+
+        $this->assertCount($expectedResults, $results);
+
+        return $results;
+    }
+
+    /**
+     * @group functional
+     */
+    public function testLdapRename()
+    {
+        $result = $this->executeSearchQuery(1);
+
+        $entry = $result[0];
+
+        $entryManager = $this->adapter->getEntryManager();
+        $entryManager->rename($entry, 'cn=Kevin');
+
+        $result = $this->executeSearchQuery(1);
+        $renamedEntry = $result[0];
+        $this->assertEquals($renamedEntry->getAttribute('cn')[0], 'Kevin');
+
+        $oldRdn = $entry->getAttribute('cn')[0];
+        $entryManager->rename($renamedEntry, 'cn='.$oldRdn);
+        $this->executeSearchQuery(1);
+    }
+
+    /**
+     * @group functional
+     */
+    public function testLdapRenameWithoutRemovingOldRdn()
+    {
+        $result = $this->executeSearchQuery(1);
+
+        $entry = $result[0];
+
+        $entryManager = $this->adapter->getEntryManager();
+        $entryManager->rename($entry, 'cn=Kevin', false);
+
+        $result = $this->executeSearchQuery(1);
+
+        $newEntry = $result[0];
+        $originalCN = $entry->getAttribute('cn')[0];
+
+        $this->assertContains($originalCN, $newEntry->getAttribute('cn'));
+
+        $entryManager->rename($newEntry, 'cn='.$originalCN);
+
+        $this->executeSearchQuery(1);
+    }
+}

vendor/symfony/ldap/Tests/Fixtures/conf/slapd.conf

@@ -0,0 +1,17 @@
+# See slapd.conf(5) for details on configuration options.
+include   /etc/ldap/schema/core.schema
+include   /etc/ldap/schema/cosine.schema
+include   /etc/ldap/schema/inetorgperson.schema
+include   /etc/ldap/schema/nis.schema
+
+pidfile  /tmp/slapd/slapd.pid
+argsfile /tmp/slapd/slapd.args
+
+modulepath /usr/lib/openldap
+
+database  ldif
+directory /tmp/slapd
+
+suffix    "dc=symfony,dc=com"
+rootdn    "cn=admin,dc=symfony,dc=com"
+rootpw    {SSHA}btWUi971ytYpVMbZLkaQ2A6ETh3VA0lL

vendor/symfony/ldap/Tests/Fixtures/data/base.ldif

@@ -0,0 +1,4 @@
+dn: dc=symfony,dc=com
+objectClass: dcObject
+objectClass: organizationalUnit
+ou: Organization

vendor/symfony/ldap/Tests/Fixtures/data/fixtures.ldif

@@ -0,0 +1,26 @@
+dn: cn=Fabien Potencier,dc=symfony,dc=com
+objectClass: inetOrgPerson
+objectClass: organizationalPerson
+objectClass: person
+objectClass: top
+cn: Fabien Potencier
+sn: fabpot
+mail: fabpot@symfony.com
+mail: fabien@potencier.com
+ou: People
+ou: Maintainers
+ou: Founder
+givenName: Fabien Potencier
+description: Founder and project lead @Symfony
+
+dn: ou=Components,dc=symfony,dc=com
+objectclass: organizationalunit
+ou: Components
+
+dn: ou=Ldap,ou=Components,dc=symfony,dc=com
+objectclass: organizationalunit
+ou: Ldap
+
+dn: ou=Ldap scoping,ou=Ldap,ou=Components,dc=symfony,dc=com
+objectclass: organizationalunit
+ou: Ldap scoping

vendor/symfony/ldap/Tests/LdapClientTest.php

@@ -0,0 +1,229 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Tests;
+
+use Symfony\Component\Ldap\Adapter\CollectionInterface;
+use Symfony\Component\Ldap\Adapter\QueryInterface;
+use Symfony\Component\Ldap\Entry;
+use Symfony\Component\Ldap\LdapClient;
+use Symfony\Component\Ldap\LdapInterface;
+
+/**
+ * @group legacy
+ */
+class LdapClientTest extends LdapTestCase
+{
+    /** @var LdapClient */
+    private $client;
+    /** @var \PHPUnit_Framework_MockObject_MockObject */
+    private $ldap;
+
+    protected function setUp()
+    {
+        $this->ldap = $this->getMockBuilder(LdapInterface::class)->getMock();
+
+        $this->client = new LdapClient(null, 389, 3, false, false, false, $this->ldap);
+    }
+
+    public function testLdapBind()
+    {
+        $this->ldap
+            ->expects($this->once())
+            ->method('bind')
+            ->with('foo', 'bar')
+        ;
+        $this->client->bind('foo', 'bar');
+    }
+
+    public function testLdapEscape()
+    {
+        $this->ldap
+            ->expects($this->once())
+            ->method('escape')
+            ->with('foo', 'bar', 'baz')
+        ;
+        $this->client->escape('foo', 'bar', 'baz');
+    }
+
+    public function testLdapQuery()
+    {
+        $this->ldap
+            ->expects($this->once())
+            ->method('query')
+            ->with('foo', 'bar', array('baz'))
+        ;
+        $this->client->query('foo', 'bar', array('baz'));
+    }
+
+    public function testLdapFind()
+    {
+        $collection = $this->getMockBuilder(CollectionInterface::class)->getMock();
+        $collection
+            ->expects($this->once())
+            ->method('getIterator')
+            ->will($this->returnValue(new \ArrayIterator(array(
+                new Entry('cn=qux,dc=foo,dc=com', array(
+                    'cn' => array('qux'),
+                    'dc' => array('com', 'foo'),
+                    'givenName' => array('Qux'),
+                )),
+                new Entry('cn=baz,dc=foo,dc=com', array(
+                    'cn' => array('baz'),
+                    'dc' => array('com', 'foo'),
+                    'givenName' => array('Baz'),
+                )),
+            ))))
+        ;
+        $query = $this->getMockBuilder(QueryInterface::class)->getMock();
+        $query
+            ->expects($this->once())
+            ->method('execute')
+            ->will($this->returnValue($collection))
+        ;
+        $this->ldap
+            ->expects($this->once())
+            ->method('query')
+            ->with('dc=foo,dc=com', 'bar', array('filter' => 'baz'))
+            ->willReturn($query)
+        ;
+
+        $expected = array(
+            'count' => 2,
+            0 => array(
+                'count' => 3,
+                0 => 'cn',
+                'cn' => array(
+                    'count' => 1,
+                    0 => 'qux',
+                ),
+                1 => 'dc',
+                'dc' => array(
+                    'count' => 2,
+                    0 => 'com',
+                    1 => 'foo',
+                ),
+                2 => 'givenname',
+                'givenname' => array(
+                    'count' => 1,
+                    0 => 'Qux',
+                ),
+                'dn' => 'cn=qux,dc=foo,dc=com',
+            ),
+            1 => array(
+                'count' => 3,
+                0 => 'cn',
+                'cn' => array(
+                    'count' => 1,
+                    0 => 'baz',
+                ),
+                1 => 'dc',
+                'dc' => array(
+                    'count' => 2,
+                    0 => 'com',
+                    1 => 'foo',
+                ),
+                2 => 'givenname',
+                'givenname' => array(
+                    'count' => 1,
+                    0 => 'Baz',
+                ),
+                'dn' => 'cn=baz,dc=foo,dc=com',
+            ),
+        );
+        $this->assertEquals($expected, $this->client->find('dc=foo,dc=com', 'bar', 'baz'));
+    }
+
+    /**
+     * @dataProvider provideConfig
+     */
+    public function testLdapClientConfig($args, $expected)
+    {
+        $reflObj = new \ReflectionObject($this->client);
+        $reflMethod = $reflObj->getMethod('normalizeConfig');
+        $reflMethod->setAccessible(true);
+        array_unshift($args, $this->client);
+        $this->assertEquals($expected, call_user_func_array(array($reflMethod, 'invoke'), $args));
+    }
+
+    /**
+     * @group functional
+     * @requires extension ldap
+     */
+    public function testLdapClientFunctional()
+    {
+        $config = $this->getLdapConfig();
+        $ldap = new LdapClient($config['host'], $config['port']);
+        $ldap->bind('cn=admin,dc=symfony,dc=com', 'symfony');
+        $result = $ldap->find('dc=symfony,dc=com', '(&(objectclass=person)(ou=Maintainers))');
+
+        $con = @ldap_connect($config['host'], $config['port']);
+        @ldap_bind($con, 'cn=admin,dc=symfony,dc=com', 'symfony');
+        $search = @ldap_search($con, 'dc=symfony,dc=com', '(&(objectclass=person)(ou=Maintainers))', array('*'));
+        $expected = @ldap_get_entries($con, $search);
+
+        $this->assertSame($expected, $result);
+    }
+
+    public function provideConfig()
+    {
+        return array(
+            array(
+                array('localhost', 389, 3, true, false, false),
+                array(
+                    'host' => 'localhost',
+                    'port' => 389,
+                    'encryption' => 'ssl',
+                    'options' => array(
+                        'protocol_version' => 3,
+                        'referrals' => false,
+                    ),
+                ),
+            ),
+            array(
+                array('localhost', 389, 3, false, true, false),
+                array(
+                    'host' => 'localhost',
+                    'port' => 389,
+                    'encryption' => 'tls',
+                    'options' => array(
+                        'protocol_version' => 3,
+                        'referrals' => false,
+                    ),
+                ),
+            ),
+            array(
+                array('localhost', 389, 3, false, false, false),
+                array(
+                    'host' => 'localhost',
+                    'port' => 389,
+                    'encryption' => 'none',
+                    'options' => array(
+                        'protocol_version' => 3,
+                        'referrals' => false,
+                    ),
+                ),
+            ),
+            array(
+                array('localhost', 389, 3, false, false, false),
+                array(
+                    'host' => 'localhost',
+                    'port' => 389,
+                    'encryption' => 'none',
+                    'options' => array(
+                        'protocol_version' => 3,
+                        'referrals' => false,
+                    ),
+                ),
+            ),
+        );
+    }
+}

vendor/symfony/ldap/Tests/LdapTest.php

@@ -0,0 +1,84 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Ldap\Tests;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Ldap\Adapter\AdapterInterface;
+use Symfony\Component\Ldap\Adapter\ConnectionInterface;
+use Symfony\Component\Ldap\Exception\DriverNotFoundException;
+use Symfony\Component\Ldap\Ldap;
+
+class LdapTest extends TestCase
+{
+    /** @var \PHPUnit_Framework_MockObject_MockObject */
+    private $adapter;
+
+    /** @var Ldap */
+    private $ldap;
+
+    protected function setUp()
+    {
+        $this->adapter = $this->getMockBuilder(AdapterInterface::class)->getMock();
+        $this->ldap = new Ldap($this->adapter);
+    }
+
+    public function testLdapBind()
+    {
+        $connection = $this->getMockBuilder(ConnectionInterface::class)->getMock();
+        $connection
+            ->expects($this->once())
+            ->method('bind')
+            ->with('foo', 'bar')
+        ;
+        $this->adapter
+            ->expects($this->once())
+            ->method('getConnection')
+            ->will($this->returnValue($connection))
+        ;
+        $this->ldap->bind('foo', 'bar');
+    }
+
+    public function testLdapEscape()
+    {
+        $this->adapter
+            ->expects($this->once())
+            ->method('escape')
+            ->with('foo', 'bar', 'baz')
+        ;
+        $this->ldap->escape('foo', 'bar', 'baz');
+    }
+
+    public function testLdapQuery()
+    {
+        $this->adapter
+            ->expects($this->once())
+            ->method('createQuery')
+            ->with('foo', 'bar', array('baz'))
+        ;
+        $this->ldap->query('foo', 'bar', array('baz'));
+    }
+
+    /**
+     * @requires extension ldap
+     */
+    public function testLdapCreate()
+    {
+        $ldap = Ldap::create('ext_ldap');
+        $this->assertInstanceOf(Ldap::class, $ldap);
+    }
+
+    public function testCreateWithInvalidAdapterName()
+    {
+        $this->{method_exists($this, $_ = 'expectException') ? $_ : 'setExpectedException'}(DriverNotFoundException::class);
+        Ldap::create('foo');
+    }
+}

vendor/symfony/ldap/Tests/LdapTestCase.php

@@ -0,0 +1,16 @@
+<?php
+
+namespace Symfony\Component\Ldap\Tests;
+
+use PHPUnit\Framework\TestCase;
+
+class LdapTestCase extends TestCase
+{
+    protected function getLdapConfig()
+    {
+        return array(
+            'host' => getenv('LDAP_HOST'),
+            'port' => getenv('LDAP_PORT'),
+        );
+    }
+}

vendor/symfony/ldap/composer.json

@@ -0,0 +1,36 @@
+{
+    "name": "symfony/ldap",
+    "type": "library",
+    "description": "An abstraction in front of PHP's LDAP functions, compatible with PHP 5.3.9 onwards.",
+    "keywords": ["ldap", "active directory"],
+    "homepage": "https://symfony.com",
+    "license": "MIT",
+    "authors": [
+        {
+            "name": "Charles Sarrazin",
+            "email": "charles@sarraz.in"
+        },
+        {
+            "name": "Symfony Community",
+            "homepage": "https://symfony.com/contributors"
+        }
+    ],
+    "require": {
+        "php": "^5.5.9|>=7.0.8",
+        "symfony/polyfill-php56": "~1.0",
+        "symfony/options-resolver": "~2.8|~3.0|~4.0",
+        "ext-ldap": "*"
+    },
+    "autoload": {
+        "psr-4": { "Symfony\\Component\\Ldap\\": "" },
+        "exclude-from-classmap": [
+            "/Tests/"
+        ]
+    },
+    "minimum-stability": "dev",
+    "extra": {
+        "branch-alias": {
+            "dev-master": "3.4-dev"
+        }
+    }
+}

vendor/symfony/ldap/phpunit.xml.dist

@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:noNamespaceSchemaLocation="http://schema.phpunit.de/4.1/phpunit.xsd"
+         backupGlobals="false"
+         colors="true"
+         bootstrap="vendor/autoload.php"
+         failOnRisky="true"
+         failOnWarning="true"
+>
+    <php>
+        <ini name="error_reporting" value="-1" />
+        <env name="LDAP_HOST" value="127.0.0.1" />
+        <env name="LDAP_PORT" value="3389" />
+    </php>
+
+    <testsuites>
+        <testsuite name="Symfony Ldap Component Test Suite">
+            <directory>./Tests/</directory>
+        </testsuite>
+    </testsuites>
+
+    <filter>
+        <whitelist>
+            <directory>./</directory>
+            <exclude>
+                <directory>./Tests</directory>
+                <directory>./vendor</directory>
+            </exclude>
+        </whitelist>
+    </filter>
+</phpunit>