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<?php
/**
* SQL Password Driver
*
* Driver for passwords stored in SQL database
*
* @version 1.0
* @author Aleksander 'A.L.E.C' Machniak <alec@alec.pl>
*
*/
function password_save($curpass, $passwd)
{
$rcmail = rcmail::get_instance();
if (!($sql = $rcmail->config->get('password_query')))
$sql = 'SELECT update_passwd(%c, %u)';
if ($dsn = $rcmail->config->get('password_db_dsn')) {
$db = new rcube_mdb2($dsn, '', FALSE);
$db->set_debug((bool)$rcmail->config->get('sql_debug'));
$db->db_connect('w');
} else {
$db = $rcmail->get_dbh();
}
if ($err = $db->is_error())
return PASSWORD_ERROR;
if (strpos($sql, '%c') !== FALSE) {
$salt = '';
if (CRYPT_MD5) {
$len = rand(3, CRYPT_SALT_LENGTH);
} else if (CRYPT_STD_DES) {
$len = 2;
} else {
return PASSWORD_CRYPT_ERROR;
}
for ($i = 0; $i < $len ; $i++) {
$salt .= chr(rand(ord('.'), ord('z')));
}
$sql = str_replace('%c', $db->quote(crypt($passwd, CRYPT_MD5 ? '$1$'.$salt.'$' : $salt)), $sql);
}
$sql = str_replace('%u', $db->quote($_SESSION['username'],'text'), $sql);
$sql = str_replace('%p', $db->quote($passwd,'text'), $sql);
$sql = str_replace('%o', $db->quote($curpass,'text'), $sql);
$sql = str_replace('%h', $db->quote($_SESSION['imap_host'],'text'), $sql);
$res = $db->query($sql);
if (!$db->is_error()) {
if (strtolower(substr(trim($query),0,6))=='select') {
if ($result = $db->fetch_array($res))
return PASSWORD_SUCCESS;
} else {
if ($db->affected_rows($res) == 1)
return PASSWORD_SUCCESS; // This is the good case: 1 row updated
}
}
return PASSWORD_ERROR;
}
?>
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