/**
* update Data for information: Adds a user
*
* @param string $dbname db name
* @param string $username user name
* @param string $hostname host name
* @param string $password password
* @param bool $is_menuwork is_menuwork set?
*
* @return array
*/
function PMA_addUser($dbname, $username, $hostname, $password, $is_menuwork)
{
$_add_user_error = false;
$message = null;
$queries = null;
$queries_for_display = null;
$sql_query = null;
if (!isset($_REQUEST['adduser_submit']) && !isset($_REQUEST['change_copy'])) {
return array($message, $queries, $queries_for_display, $sql_query, $_add_user_error);
}
if (!isset($_REQUEST['adduser_submit']) && !isset($_REQUEST['change_copy'])) {
return array($message, $queries, $queries_for_display, $sql_query, $_add_user_error);
}
$sql_query = '';
if ($_POST['pred_username'] == 'any') {
$username = '';
}
switch ($_POST['pred_hostname']) {
case 'any':
$hostname = '%';
break;
case 'localhost':
$hostname = 'localhost';
break;
case 'hosttable':
$hostname = '';
break;
case 'thishost':
$_user_name = $GLOBALS['dbi']->fetchValue('SELECT USER()');
$hostname = mb_substr($_user_name, mb_strrpos($_user_name, '@') + 1);
unset($_user_name);
break;
}
$sql = "SELECT '1' FROM `mysql`.`user`" . " WHERE `User` = '" . PMA_Util::sqlAddSlashes($username) . "'" . " AND `Host` = '" . PMA_Util::sqlAddSlashes($hostname) . "';";
if ($GLOBALS['dbi']->fetchValue($sql) == 1) {
$message = PMA_Message::error(__('The user %s already exists!'));
$message->addParam('[em]\'' . $username . '\'@\'' . $hostname . '\'[/em]');
$_REQUEST['adduser'] = true;
$_add_user_error = true;
return array($message, $queries, $queries_for_display, $sql_query, $_add_user_error);
}
list($create_user_real, $create_user_show, $real_sql_query, $sql_query, $password_set_real, $password_set_show) = PMA_getSqlQueriesForDisplayAndAddUser($username, $hostname, isset($password) ? $password : '');
if (empty($_REQUEST['change_copy'])) {
$_error = false;
if (isset($create_user_real)) {
if (!$GLOBALS['dbi']->tryQuery($create_user_real)) {
$_error = true;
}
if (isset($password_set_real) && !empty($password_set_real) && isset($_REQUEST['authentication_plugin'])) {
PMA_setProperPasswordHashing($_REQUEST['authentication_plugin']);
if ($GLOBALS['dbi']->tryQuery($password_set_real)) {
$sql_query .= $password_set_show;
}
}
$sql_query = $create_user_show . $sql_query;
}
list($sql_query, $message) = PMA_addUserAndCreateDatabase($_error, $real_sql_query, $sql_query, $username, $hostname, isset($dbname) ? $dbname : null);
if (!empty($_REQUEST['userGroup']) && $is_menuwork) {
PMA_setUserGroup($GLOBALS['username'], $_REQUEST['userGroup']);
}
return array($message, $queries, $queries_for_display, $sql_query, $_add_user_error);
}
if (isset($create_user_real)) {
$queries[] = $create_user_real;
}
$queries[] = $real_sql_query;
if (isset($password_set_real) && !empty($password_set_real) && isset($_REQUEST['authentication_plugin'])) {
PMA_setProperPasswordHashing($_REQUEST['authentication_plugin']);
$queries[] = $password_set_real;
}
// we put the query containing the hidden password in
// $queries_for_display, at the same position occupied
// by the real query in $queries
$tmp_count = count($queries);
if (isset($create_user_real)) {
$queries_for_display[$tmp_count - 2] = $create_user_show;
}
if (isset($password_set_real) && !empty($password_set_real)) {
$queries_for_display[$tmp_count - 3] = $create_user_show;
$queries_for_display[$tmp_count - 2] = $sql_query;
$queries_for_display[$tmp_count - 1] = $password_set_show;
} else {
$queries_for_display[$tmp_count - 1] = $sql_query;
}
return array($message, $queries, $queries_for_display, $sql_query, $_add_user_error);
}
/**
* Get SQL queries for Display and Add user
*
* @param string $username username
* @param string $hostname host name
* @param string $password password
*
* @return array ($create_user_real, $create_user_show,$real_sql_query, $sql_query
* $password_set_real, $password_set_show)
*/
function PMA_getSqlQueriesForDisplayAndAddUser($username, $hostname, $password)
{
$slashedUsername = Util::sqlAddSlashes($username);
$slashedHostname = Util::sqlAddSlashes($hostname);
$slashedPassword = Util::sqlAddSlashes($password);
$serverType = Util::getServerType();
$create_user_stmt = sprintf('CREATE USER \'%s\'@\'%s\'', $slashedUsername, $slashedHostname);
// See https://github.com/phpmyadmin/phpmyadmin/pull/11560#issuecomment-147158219
// for details regarding details of syntax usage for various versions
// 'IDENTIFIED WITH auth_plugin'
// is supported by MySQL 5.5.7+
if (($serverType == 'MySQL' || $serverType == 'Percona Server') && PMA_MYSQL_INT_VERSION >= 50507 && isset($_REQUEST['authentication_plugin'])) {
$create_user_stmt .= ' IDENTIFIED WITH ' . $_REQUEST['authentication_plugin'];
}
// 'IDENTIFIED VIA auth_plugin'
// is supported by MariaDB 5.2+
if ($serverType == 'MariaDB' && PMA_MYSQL_INT_VERSION >= 50200 && isset($_REQUEST['authentication_plugin'])) {
$create_user_stmt .= ' IDENTIFIED VIA ' . $_REQUEST['authentication_plugin'];
}
$create_user_real = $create_user_show = $create_user_stmt;
$password_set_stmt = 'SET PASSWORD FOR \'%s\'@\'%s\' = \'%s\'';
$password_set_show = sprintf($password_set_stmt, $slashedUsername, $slashedHostname, '***');
$sql_query_stmt = sprintf('GRANT %s ON *.* TO \'%s\'@\'%s\'', join(', ', PMA_extractPrivInfo()), $slashedUsername, $slashedHostname);
$real_sql_query = $sql_query = $sql_query_stmt;
// Set the proper hashing method
if (isset($_REQUEST['authentication_plugin'])) {
PMA_setProperPasswordHashing($_REQUEST['authentication_plugin']);
}
// Use 'CREATE USER ... WITH ... AS ..' syntax for
// newer MySQL versions
// and 'CREATE USER ... USING .. VIA ..' syntax for
// newer MariaDB versions
if (($serverType == 'MySQL' || $serverType == 'Percona Server') && PMA_MYSQL_INT_VERSION >= 50706 || $serverType == 'MariaDB' && PMA_MYSQL_INT_VERSION >= 50200) {
$password_set_real = null;
// Required for binding '%' with '%s'
$create_user_stmt = str_replace('%', '%%', $create_user_stmt);
// MariaDB uses 'USING' whereas MySQL uses 'AS'
if ($serverType == 'MariaDB') {
$create_user_stmt .= ' USING \'%s\'';
} else {
$create_user_stmt .= ' AS \'%s\'';
}
if ($_POST['pred_password'] == 'keep') {
$create_user_real = sprintf($create_user_stmt, $slashedPassword);
$create_user_show = sprintf($create_user_stmt, '***');
} else {
if ($_POST['pred_password'] == 'none') {
$create_user_real = sprintf($create_user_stmt, null);
$create_user_show = sprintf($create_user_stmt, '***');
} else {
$hashedPassword = PMA_getHashedPassword($_POST['pma_pw']);
$create_user_real = sprintf($create_user_stmt, $hashedPassword);
$create_user_show = sprintf($create_user_stmt, '***');
}
}
} else {
// Use 'SET PASSWORD' syntax for pre-5.7.6 MySQL versions
// and pre-5.2.0 MariaDB versions
if ($_POST['pred_password'] == 'keep') {
$password_set_real = sprintf($password_set_stmt, $slashedUsername, $slashedHostname, $slashedPassword);
} else {
if ($_POST['pred_password'] == 'none') {
$password_set_real = sprintf($password_set_stmt, $slashedUsername, $slashedHostname, null);
} else {
$hashedPassword = PMA_getHashedPassword($_POST['pma_pw']);
$password_set_real = sprintf($password_set_stmt, $slashedUsername, $slashedHostname, $hashedPassword);
}
}
}
// add REQUIRE clause
$require_clause = PMA_getRequireClause();
$real_sql_query .= $require_clause;
$sql_query .= $require_clause;
if (isset($_POST['Grant_priv']) && $_POST['Grant_priv'] == 'Y' || (isset($_POST['max_questions']) || isset($_POST['max_connections']) || isset($_POST['max_updates']) || isset($_POST['max_user_connections']))) {
$with_clause = PMA_getWithClauseForAddUserAndUpdatePrivs();
$real_sql_query .= $with_clause;
$sql_query .= $with_clause;
}
if (isset($create_user_real)) {
$create_user_real .= ';';
$create_user_show .= ';';
}
$real_sql_query .= ';';
$sql_query .= ';';
// No Global GRANT_OPTION privilege
if (!$GLOBALS['is_grantuser']) {
$real_sql_query = '';
$sql_query = '';
}
// Use 'SET PASSWORD' for pre-5.7.6 MySQL versions
// and pre-5.2.0 MariaDB
if ($serverType == 'MySQL' && PMA_MYSQL_INT_VERSION >= 50706 || $serverType == 'MariaDB' && PMA_MYSQL_INT_VERSION >= 50200) {
$password_set_real = null;
$password_set_show = null;
} else {
$password_set_real .= ";";
$password_set_show .= ";";
}
return array($create_user_real, $create_user_show, $real_sql_query, $sql_query, $password_set_real, $password_set_show);
}
