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<?php //-*-php-*-
rcs_id('$Id: PdoDb.php,v 1.2 2005/06/10 06:12:36 rurban Exp $');
/* Copyright (C) 2004, 2005 ReiniUrban
* This file is part of PhpWiki. Terms and Conditions see LICENSE. (GPL2)
*/
class _PdoDbPassUser
extends _DbPassUser
/**
* PDO DB methods (PHP5)
* prepare, bind, execute.
* We use numrical FETCH_MODE_ROW, so we don't need aliases in the auth_* SQL statements.
*
* @tables: user
* @tables: pref
*/
{
var $_authmethod = 'PDODb';
function _PdoDbPassUser($UserName='', $prefs=false) {
if (!$this->_prefs and isa($this,"_PdoDbPassUser")) {
if ($prefs) $this->_prefs = $prefs;
}
if (!isset($this->_prefs->_method))
_PassUser::_PassUser($UserName);
elseif (!$this->isValidName($UserName)) {
trigger_error(_("Invalid username."), E_USER_WARNING);
return false;
}
$this->_userid = $UserName;
// make use of session data. generally we only initialize this every time,
// but do auth checks only once
$this->_auth_crypt_method = $GLOBALS['request']->_dbi->getAuthParam('auth_crypt_method');
return $this;
}
function getPreferences() {
// override the generic slow method here for efficiency and not to
// clutter the homepage metadata with prefs.
_AnonUser::getPreferences();
$this->getAuthDbh();
if (isset($this->_prefs->_select)) {
$dbh =& $this->_auth_dbi;
$db_result = $dbh->query(sprintf($this->_prefs->_select, $dbh->quote($this->_userid)));
// patched by frederik@pandora.be
$prefs = $db_result->fetch(PDO_FETCH_BOTH);
$prefs_blob = @$prefs["prefs"];
if ($restored_from_db = $this->_prefs->retrieve($prefs_blob)) {
$updated = $this->_prefs->updatePrefs($restored_from_db);
//$this->_prefs = new UserPreferences($restored_from_db);
return $this->_prefs;
}
}
if ($this->_HomePagehandle) {
if ($restored_from_page = $this->_prefs->retrieve
($this->_HomePagehandle->get('pref'))) {
$updated = $this->_prefs->updatePrefs($restored_from_page);
//$this->_prefs = new UserPreferences($restored_from_page);
return $this->_prefs;
}
}
return $this->_prefs;
}
function setPreferences($prefs, $id_only=false) {
// if the prefs are changed
if ($count = _AnonUser::setPreferences($prefs, 1)) {
$this->getAuthDbh();
$packed = $this->_prefs->store();
if (!$id_only and isset($this->_prefs->_update)) {
$dbh =& $this->_auth_dbi;
try {
$sth = $dbh->prepare($this->_prefs->_update);
$sth->bindParam("prefs", $packed);
$sth->bindParam("user", $this->_userid);
$sth->execute();
}
catch (PDOException $e) {
trigger_error("SQL Error: ".$e->getMessage(), E_USER_WARNING);
return false;
}
//delete pageprefs:
if ($this->_HomePagehandle and $this->_HomePagehandle->get('pref'))
$this->_HomePagehandle->set('pref', '');
} else {
//store prefs in homepage, not in cookie
if ($this->_HomePagehandle and !$id_only)
$this->_HomePagehandle->set('pref', $packed);
}
return $count;
}
return 0;
}
function userExists() {
$this->getAuthDbh();
$dbh = &$this->_auth_dbi;
if (!$dbh) { // needed?
return $this->_tryNextUser();
}
if (!$this->isValidName()) {
trigger_error(_("Invalid username."),E_USER_WARNING);
return $this->_tryNextUser();
}
$dbi =& $GLOBALS['request']->_dbi;
if ($dbi->getAuthParam('auth_check') and empty($this->_authselect)) {
try {
$this->_authselect = $dbh->prepare($dbi->getAuthParam('auth_check'));
}
catch (PDOException $e) {
trigger_error("SQL Error: ".$e->getMessage(), E_USER_WARNING);
return false;
}
}
//NOTE: for auth_crypt_method='crypt' no special auth_user_exists is needed
if ( !$dbi->getAuthParam('auth_user_exists')
and $this->_auth_crypt_method == 'crypt'
and $this->_authselect)
{
try {
$this->_authselect->bindParam("userid", $this->_userid, PDO_PARAM_STR, 48);
$this->_authselect->execute();
}
catch (PDOException $e) {
trigger_error("SQL Error: ".$e->getMessage(), E_USER_WARNING);
return false;
}
if ($this->_authselect->fetchSingle())
return true;
}
else {
if (! $dbi->getAuthParam('auth_user_exists'))
trigger_error(fmt("%s is missing", 'DBAUTH_AUTH_USER_EXISTS'),
E_USER_WARNING);
$this->_authcheck = $dbh->prepare($dbi->getAuthParam('auth_check'));
$this->_authcheck->bindParam("userid", $this->_userid, PDO_PARAM_STR, 48);
$this->_authcheck->execute();
if ($this->_authcheck->fetchSingle())
return true;
}
// User does not exist yet.
// Maybe the user is allowed to create himself. Generally not wanted in
// external databases, but maybe wanted for the wiki database, for performance
// reasons
if (empty($this->_authcreate) and $dbi->getAuthParam('auth_create')) {
try {
$this->_authcreate = $dbh->prepare($dbi->getAuthParam('auth_create'));
}
catch (PDOException $e) {
trigger_error("SQL Error: ".$e->getMessage(), E_USER_WARNING);
return false;
}
}
if (!empty($this->_authcreate) and
isset($GLOBALS['HTTP_POST_VARS']['auth']) and
isset($GLOBALS['HTTP_POST_VARS']['auth']['passwd']))
{
$passwd = $GLOBALS['HTTP_POST_VARS']['auth']['passwd'];
try {
$this->_authcreate->bindParam("userid", $this->_userid, PDO_PARAM_STR, 48);
$this->_authcreate->bindParam("password", $passwd, PDO_PARAM_STR, 48);
$rs = $this->_authselect->execute();
}
catch (PDOException $e) {
trigger_error("SQL Error: ".$e->getMessage(), E_USER_WARNING);
return false;
}
if ($rs)
return true;
}
return $this->_tryNextUser();
}
function checkPass($submitted_password) {
//global $DBAuthParams;
$this->getAuthDbh();
if (!$this->_auth_dbi) { // needed?
return $this->_tryNextPass($submitted_password);
}
if (!$this->isValidName()) {
return $this->_tryNextPass($submitted_password);
}
if (!$this->_checkPassLength($submitted_password)) {
return WIKIAUTH_FORBIDDEN;
}
if (!isset($this->_authselect))
$this->userExists();
if (!isset($this->_authselect))
trigger_error(fmt("Either %s is missing or DATABASE_TYPE != '%s'",
'DBAUTH_AUTH_CHECK', 'SQL'),
E_USER_WARNING);
//NOTE: for auth_crypt_method='crypt' defined('ENCRYPTED_PASSWD',true) must be set
$dbh = &$this->_auth_dbi;
if ($this->_auth_crypt_method == 'crypt') {
try {
$this->_authselect->bindParam("userid", $this->_userid, PDO_PARAM_STR, 48);
$this->_authselect->execute();
$rs = $this->_authselect->fetch(PDO_FETCH_BOTH);
}
catch (PDOException $e) {
trigger_error("SQL Error: ".$e->getMessage(), E_USER_WARNING);
return false;
}
$stored_password = @$rs[0];
$result = $this->_checkPass($submitted_password, $stored_password);
} else {
try {
$this->_authselect->bindParam("password", $submitted_password, PDO_PARAM_STR, 48);
$this->_authselect->bindParam("userid", $this->_userid, PDO_PARAM_STR, 48);
$this->_authselect->execute();
$rs = $this->_authselect->fetch(PDO_FETCH_BOTH);
}
catch (PDOException $e) {
trigger_error("SQL Error: ".$e->getMessage(), E_USER_WARNING);
return false;
}
$okay = @$rs[0];
$result = !empty($okay);
}
if ($result) {
$this->_level = WIKIAUTH_USER;
return $this->_level;
} elseif (USER_AUTH_POLICY === 'strict') {
$this->_level = WIKIAUTH_FORBIDDEN;
return $this->_level;
} else {
return $this->_tryNextPass($submitted_password);
}
}
function mayChangePass() {
return $GLOBALS['request']->_dbi->getAuthParam('auth_update');
}
function storePass($submitted_password) {
if (!$this->isValidName()) {
return false;
}
$this->getAuthDbh();
$dbh = &$this->_auth_dbi;
$dbi =& $GLOBALS['request']->_dbi;
if ($dbi->getAuthParam('auth_update') and empty($this->_authupdate)) {
try {
$this->_authupdate = $dbh->prepare($dbi->getAuthParam('auth_update'));
}
catch (PDOException $e) {
trigger_error("SQL Error: ".$e->getMessage(), E_USER_WARNING);
return false;
}
}
if (empty($this->_authupdate)) {
trigger_error(fmt("Either %s is missing or DATABASE_TYPE != '%s'",
'DBAUTH_AUTH_UPDATE','SQL'),
E_USER_WARNING);
return false;
}
if ($this->_auth_crypt_method == 'crypt') {
if (function_exists('crypt'))
$submitted_password = crypt($submitted_password);
}
try {
$this->_authupdate->bindParam("password", $submitted_password, PDO_PARAM_STR, 48);
$this->_authupdate->bindParam("userid", $this->_userid, PDO_PARAM_STR, 48);
$this->_authupdate->execute();
}
catch (PDOException $e) {
trigger_error("SQL Error: ".$e->getMessage(), E_USER_WARNING);
return false;
}
return true;
}
}
// $Log: PdoDb.php,v $
// Revision 1.2 2005/06/10 06:12:36 rurban
// finish missing db calls
//
// Revision 1.1 2005/05/06 16:56:48 rurban
// add PdoDbPassUser
//
// Local Variables:
// mode: php
// tab-width: 8
// c-basic-offset: 4
// c-hanging-comment-ender-p: nil
// indent-tabs-mode: nil
// End:
?>
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