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mysqli_set_charset now throws an mysqli_sql_exception when incorrect charset is provided #6142

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mysqli_set_charset now throws an mysqli_sql_exception when incorrect charset is provided #6142

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c75061c
mysqli_set_charset now throws an mysqli_sql_exception when incorrect …
kamil-tekiela Sep 16, 2020
598e0b6
Update test case for mysqli_set_charset()
kamil-tekiela Sep 16, 2020
434f8f1
Test for error: ucs2 is not a supported charset in MySQL nor in MariaDB
kamil-tekiela Sep 17, 2020
8ec514c
Indentation
kamil-tekiela Sep 18, 2020
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1 change: 1 addition & 0 deletions ext/mysqli/mysqli_nonapi.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1039,6 +1039,7 @@ PHP_FUNCTION(mysqli_set_charset)
MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);

if (mysql_set_character_set(mysql->mysql, cs_name)) {
MYSQLI_REPORT_MYSQL_ERROR(mysql->mysql);
RETURN_FALSE;
}
RETURN_TRUE;
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16 changes: 16 additions & 0 deletions ext/mysqli/tests/mysqli_set_charset.phpt
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Expand Up @@ -102,6 +102,20 @@ if ((($res = mysqli_query($link, 'SHOW CHARACTER SET LIKE "latin1"', MYSQLI_STOR
}
mysqli_free_result($res);

// Make sure that set_charset throws an exception in exception mode
mysqli_report(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
try {
$link->set_charset('invalid');
} catch (\mysqli_sql_exception $exception) {
echo $exception->getMessage() . "\n";
}

try {
$link->set_charset('ucs2');
} catch (\mysqli_sql_exception $exception) {
echo $exception->getMessage() . "\n";
}

mysqli_close($link);

try {
Expand All @@ -117,5 +131,7 @@ if ((($res = mysqli_query($link, 'SHOW CHARACTER SET LIKE "latin1"', MYSQLI_STOR
require_once("clean_table.inc");
?>
--EXPECT--
Invalid character set was provided
Variable 'character_set_client' can't be set to the value of 'ucs2'
mysqli object is already closed
done!
7 changes: 2 additions & 5 deletions ext/mysqlnd/mysqlnd_connection.c
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Expand Up @@ -1152,18 +1152,15 @@ MYSQLND_METHOD(mysqlnd_conn_data, set_charset)(MYSQLND_CONN_DATA * const conn, c
DBG_INF_FMT("conn=%llu cs=%s", conn->thread_id, csname);

if (!charset) {
SET_CLIENT_ERROR(conn->error_info, CR_CANT_FIND_CHARSET, UNKNOWN_SQLSTATE,
"Invalid characterset or character set not supported");
SET_CLIENT_ERROR(conn->error_info, CR_CANT_FIND_CHARSET, UNKNOWN_SQLSTATE, "Invalid character set was provided");
DBG_RETURN(ret);
}

if (PASS == conn->m->local_tx_start(conn, this_func)) {
char * query;
size_t query_len = mnd_sprintf(&query, 0, "SET NAMES %s", csname);

if (FAIL == (ret = conn->m->query(conn, query, query_len))) {
php_error_docref(NULL, E_WARNING, "Error executing query");
} else if (conn->error_info->error_no) {
if (FAIL == (ret = conn->m->query(conn, query, query_len)) || conn->error_info->error_no) {
ret = FAIL;
} else {
conn->charset = charset;
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