BookStack/app/Providers/LdapUserProvider.php

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<?php
namespace BookStack\Providers;
use BookStack\Role;
use BookStack\Services\LdapService;
use BookStack\User;
use Illuminate\Contracts\Auth\Authenticatable;
use Illuminate\Contracts\Auth\UserProvider;
class LdapUserProvider implements UserProvider
{
/**
* The user model.
*
* @var string
*/
protected $model;
/**
* @var LdapService
*/
protected $ldapService;
/**
* LdapUserProvider constructor.
* @param $model
* @param LdapService $ldapService
*/
public function __construct($model, LdapService $ldapService)
{
$this->model = $model;
$this->ldapService = $ldapService;
}
/**
* Create a new instance of the model.
*
* @return \Illuminate\Database\Eloquent\Model
*/
public function createModel()
{
$class = '\\' . ltrim($this->model, '\\');
return new $class;
}
/**
* Retrieve a user by their unique identifier.
*
* @param mixed $identifier
* @return \Illuminate\Contracts\Auth\Authenticatable|null
*/
public function retrieveById($identifier)
{
return $this->createModel()->newQuery()->find($identifier);
}
/**
* Retrieve a user by their unique identifier and "remember me" token.
*
* @param mixed $identifier
* @param string $token
* @return \Illuminate\Contracts\Auth\Authenticatable|null
*/
public function retrieveByToken($identifier, $token)
{
$model = $this->createModel();
return $model->newQuery()
->where($model->getAuthIdentifierName(), $identifier)
->where($model->getRememberTokenName(), $token)
->first();
}
/**
* Update the "remember me" token for the given user in storage.
*
* @param \Illuminate\Contracts\Auth\Authenticatable $user
* @param string $token
* @return void
*/
public function updateRememberToken(Authenticatable $user, $token)
{
if ($user->exists) {
$user->setRememberToken($token);
$user->save();
}
}
/**
* Retrieve a user by the given credentials.
*
* @param array $credentials
* @return \Illuminate\Contracts\Auth\Authenticatable|null
*/
public function retrieveByCredentials(array $credentials)
{
// Get user via LDAP
$userDetails = $this->ldapService->getUserDetails($credentials['username']);
if ($userDetails === null) {
return null;
}
// Search current user base by looking up a uid
$model = $this->createModel();
$currentUser = $model->newQuery()
->where('external_auth_id', $userDetails['uid'])
->first();
if ($currentUser !== null) {
return $currentUser;
}
$model->name = $userDetails['name'];
$model->external_auth_id = $userDetails['uid'];
$model->email = $userDetails['email'];
$model->email_confirmed = false;
return $model;
}
/**
* Validate a user against the given credentials.
*
* @param \Illuminate\Contracts\Auth\Authenticatable $user
* @param array $credentials
* @return bool
*/
public function validateCredentials(Authenticatable $user, array $credentials)
{
return $this->ldapService->validateUserCredentials($user, $credentials['username'], $credentials['password']);
}
}