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-rw-r--r--includes/pear/Auth/Container/DBLite.php320
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diff --git a/includes/pear/Auth/Container/DBLite.php b/includes/pear/Auth/Container/DBLite.php
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-<?php
-/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4 foldmethod=marker: */
-
-/**
- * Reduced storage driver for use against PEAR DB
- *
- * PHP versions 4 and 5
- *
- * LICENSE: This source file is subject to version 3.01 of the PHP license
- * that is available through the world-wide-web at the following URI:
- * http://www.php.net/license/3_01.txt. If you did not receive a copy of
- * the PHP License and are unable to obtain it through the web, please
- * send a note to license@php.net so we can mail you a copy immediately.
- *
- * @category Authentication
- * @package Auth
- * @author Martin Jansen <mj@php.net>
- * @author Adam Ashley <aashley@php.net>
- * @copyright 2001-2006 The PHP Group
- * @license http://www.php.net/license/3_01.txt PHP License 3.01
- * @version CVS: $Id: DBLite.php 256753 2008-04-04 07:57:02Z aashley $
- * @link http://pear.php.net/package/Auth
- * @since File available since Release 1.3.0
- */
-
-/**
- * Include Auth_Container base class
- */
-require_once 'Auth/Container.php';
-/**
- * Include PEAR DB package
- */
-require_once 'DB.php';
-
-/**
- * A lighter storage driver for fetching login data from a database
- *
- * This driver is derived from the DB storage container but
- * with the user manipulation function removed for smaller file size
- * by the PEAR DB abstraction layer to fetch login data.
- *
- * @category Authentication
- * @package Auth
- * @author Martin Jansen <mj@php.net>
- * @author Adam Ashley <aashley@php.net>
- * @copyright 2001-2006 The PHP Group
- * @license http://www.php.net/license/3_01.txt PHP License 3.01
- * @version Release: @package_version@ File: $Revision: 256753 $
- * @link http://pear.php.net/package/Auth
- * @since Class available since Release 1.3.0
- */
-class Auth_Container_DBLite extends Auth_Container
-{
-
- // {{{ properties
-
- /**
- * Additional options for the storage container
- * @var array
- */
- var $options = array();
-
- /**
- * DB object
- * @var object
- */
- var $db = null;
- var $dsn = '';
-
- /**
- * User that is currently selected from the DB.
- * @var string
- */
- var $activeUser = '';
-
- // }}}
- // {{{ Auth_Container_DBLite() [constructor]
-
- /**
- * Constructor of the container class
- *
- * Initate connection to the database via PEAR::DB
- *
- * @param string Connection data or DB object
- * @return object Returns an error object if something went wrong
- */
- function Auth_Container_DBLite($dsn)
- {
- $this->options['table'] = 'auth';
- $this->options['usernamecol'] = 'username';
- $this->options['passwordcol'] = 'password';
- $this->options['dsn'] = '';
- $this->options['db_fields'] = '';
- $this->options['cryptType'] = 'md5';
- $this->options['db_options'] = array();
- $this->options['db_where'] = '';
- $this->options['auto_quote'] = true;
-
- if (is_array($dsn)) {
- $this->_parseOptions($dsn);
- if (empty($this->options['dsn'])) {
- PEAR::raiseError('No connection parameters specified!');
- }
- } else {
- $this->options['dsn'] = $dsn;
- }
- }
-
- // }}}
- // {{{ _connect()
-
- /**
- * Connect to database by using the given DSN string
- *
- * @access private
- * @param string DSN string
- * @return mixed Object on error, otherwise bool
- */
- function _connect(&$dsn)
- {
- $this->log('Auth_Container_DBLite::_connect() called.', AUTH_LOG_DEBUG);
- if (is_string($dsn) || is_array($dsn)) {
- $this->db =& DB::connect($dsn, $this->options['db_options']);
- } elseif (is_subclass_of($dsn, "db_common")) {
- $this->db =& $dsn;
- } else {
- return PEAR::raiseError("Invalid dsn or db object given");
- }
-
- if (DB::isError($this->db) || PEAR::isError($this->db)) {
- return PEAR::raiseError($this->db->getMessage(), $this->db->getCode());
- } else {
- return true;
- }
- }
-
- // }}}
- // {{{ _prepare()
-
- /**
- * Prepare database connection
- *
- * This function checks if we have already opened a connection to
- * the database. If that's not the case, a new connection is opened.
- *
- * @access private
- * @return mixed True or a DB error object.
- */
- function _prepare()
- {
- if (!DB::isConnection($this->db)) {
- $res = $this->_connect($this->options['dsn']);
- if (DB::isError($res) || PEAR::isError($res)) {
- return $res;
- }
- }
- if ($this->options['auto_quote'] && $this->db->dsn['phptype'] != 'sqlite') {
- if (strpos('.', $this->options['table']) === false) {
- $this->options['final_table'] = $this->db->quoteIdentifier($this->options['table']);
- } else {
- $t = explode('.', $this->options['table']);
- for ($i = 0, $count = count($t); $i < $count; $i++)
- $t[$i] = $this->db->quoteIdentifier($t[$i]);
- $this->options['final_table'] = implode('.', $t);
- }
- $this->options['final_usernamecol'] = $this->db->quoteIdentifier($this->options['usernamecol']);
- $this->options['final_passwordcol'] = $this->db->quoteIdentifier($this->options['passwordcol']);
- } else {
- $this->options['final_table'] = $this->options['table'];
- $this->options['final_usernamecol'] = $this->options['usernamecol'];
- $this->options['final_passwordcol'] = $this->options['passwordcol'];
- }
- return true;
- }
-
- // }}}
- // {{{ _parseOptions()
-
- /**
- * Parse options passed to the container class
- *
- * @access private
- * @param array
- */
- function _parseOptions($array)
- {
- foreach ($array as $key => $value) {
- if (isset($this->options[$key])) {
- $this->options[$key] = $value;
- }
- }
- }
-
- // }}}
- // {{{ _quoteDBFields()
-
- /**
- * Quote the db_fields option to avoid the possibility of SQL injection.
- *
- * @access private
- * @return string A properly quoted string that can be concatenated into a
- * SELECT clause.
- */
- function _quoteDBFields()
- {
- if (isset($this->options['db_fields'])) {
- if (is_array($this->options['db_fields'])) {
- if ($this->options['auto_quote']) {
- $fields = array();
- foreach ($this->options['db_fields'] as $field) {
- $fields[] = $this->db->quoteIdentifier($field);
- }
- return implode(', ', $fields);
- } else {
- return implode(', ', $this->options['db_fields']);
- }
- } else {
- if (strlen($this->options['db_fields']) > 0) {
- if ($this->options['auto_quote']) {
- return $this->db->quoteIdentifier($this->options['db_fields']);
- } else {
- $this->options['db_fields'];
- }
- }
- }
- }
-
- return '';
- }
-
- // }}}
- // {{{ fetchData()
-
- /**
- * Get user information from database
- *
- * This function uses the given username to fetch
- * the corresponding login data from the database
- * table. If an account that matches the passed username
- * and password is found, the function returns true.
- * Otherwise it returns false.
- *
- * @param string Username
- * @param string Password
- * @return mixed Error object or boolean
- */
- function fetchData($username, $password)
- {
- $this->log('Auth_Container_DBLite::fetchData() called.', AUTH_LOG_DEBUG);
- // Prepare for a database query
- $err = $this->_prepare();
- if ($err !== true) {
- return PEAR::raiseError($err->getMessage(), $err->getCode());
- }
-
- // Find if db_fields contains a *, if so assume all col are selected
- if (is_string($this->options['db_fields'])
- && strstr($this->options['db_fields'], '*')) {
- $sql_from = "*";
- } else {
- $sql_from = $this->options['final_usernamecol'].
- ", ".$this->options['final_passwordcol'];
-
- if (strlen($fields = $this->_quoteDBFields()) > 0) {
- $sql_from .= ', '.$fields;
- }
- }
-
- $query = "SELECT ".$sql_from.
- " FROM ".$this->options['final_table'].
- " WHERE ".$this->options['final_usernamecol']." = ".$this->db->quoteSmart($username);
-
- // check if there is an optional parameter db_where
- if ($this->options['db_where'] != '') {
- // there is one, so add it to the query
- $query .= " AND ".$this->options['db_where'];
- }
-
- $this->log('Running SQL against DB: '.$query, AUTH_LOG_DEBUG);
-
- $res = $this->db->getRow($query, null, DB_FETCHMODE_ASSOC);
-
- if (DB::isError($res)) {
- return PEAR::raiseError($res->getMessage(), $res->getCode());
- }
- if (!is_array($res)) {
- $this->activeUser = '';
- return false;
- }
- if ($this->verifyPassword(trim($password, "\r\n"),
- trim($res[$this->options['passwordcol']], "\r\n"),
- $this->options['cryptType'])) {
- // Store additional field values in the session
- foreach ($res as $key => $value) {
- if ($key == $this->options['passwordcol'] ||
- $key == $this->options['usernamecol']) {
- continue;
- }
-
- $this->log('Storing additional field: '.$key, AUTH_LOG_DEBUG);
-
- // Use reference to the auth object if exists
- // This is because the auth session variable can change so a static call to setAuthData does not make sence
- if (is_object($this->_auth_obj)) {
- $this->_auth_obj->setAuthData($key, $value);
- } else {
- Auth::setAuthData($key, $value);
- }
- }
- $this->activeUser = $res[$this->options['usernamecol']];
- return true;
- }
- $this->activeUser = $res[$this->options['usernamecol']];
- return false;
- }
-
- // }}}
-
-}
-?>
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