<?php /** * This is an authentication backend that uses a file to manage passwords. * * The backend file must conform to Apache's htdigest format * * @package Sabre * @subpackage DAV * @copyright Copyright (C) 2007-2012 Rooftop Solutions. All rights reserved. * @author Evert Pot (http://www.rooftopsolutions.nl/) * @license http://code.google.com/p/sabredav/wiki/License Modified BSD License */ class Sabre_DAV_Auth_Backend_PDO extends Sabre_DAV_Auth_Backend_AbstractDigest { /** * Reference to PDO connection * * @var PDO */ protected $pdo; /** * PDO table name we'll be using * * @var string */ protected $tableName; /** * Creates the backend object. * * If the filename argument is passed in, it will parse out the specified file fist. * * @param PDO $pdo * @param string $tableName The PDO table name to use */ public function __construct(PDO $pdo, $tableName = 'users') { $this->pdo = $pdo; $this->tableName = $tableName; } /** * Returns the digest hash for a user. * * @param string $realm * @param string $username * @return string|null */ public function getDigestHash($realm,$username) { $stmt = $this->pdo->prepare('SELECT username, digesta1 FROM '.$this->tableName.' WHERE username = ?'); $stmt->execute(array($username)); $result = $stmt->fetchAll(); if (!count($result)) return; return $result[0]['digesta1']; } }