WPDB: When sanity checking query character sets, there's no need to check queries that don't return user data.

See #32104.


Built from https://develop.svn.wordpress.org/trunk@32374


git-svn-id: http://core.svn.wordpress.org/trunk@32344 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Gary Pendergast 2015-05-06 06:05:26 +00:00
parent 6e7fff514b
commit c24c5923c3
2 changed files with 8 additions and 2 deletions

View File

@ -4,7 +4,7 @@
*
* @global string $wp_version
*/
$wp_version = '4.3-alpha-32368';
$wp_version = '4.3-alpha-32374';
/**
* Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.

View File

@ -2531,7 +2531,7 @@ class wpdb {
// We don't need to check the collation for queries that don't read data.
$query = ltrim( $query, "\r\n\t (" );
if ( preg_match( '/^(?:SHOW|DESCRIBE|DESC|EXPLAIN)\s/i', $query ) ) {
if ( preg_match( '/^(?:SHOW|DESCRIBE|DESC|EXPLAIN|CREATE)\s/i', $query ) ) {
return true;
}
@ -2741,6 +2741,12 @@ class wpdb {
* @return string|WP_Error The converted query, or a WP_Error object if the conversion fails.
*/
protected function strip_invalid_text_from_query( $query ) {
// We don't need to check the collation for queries that don't read data.
$trimmed_query = ltrim( $query, "\r\n\t (" );
if ( preg_match( '/^(?:SHOW|DESCRIBE|DESC|EXPLAIN|CREATE)\s/i', $trimmed_query ) ) {
return $query;
}
$table = $this->get_table_from_query( $query );
if ( $table ) {
$charset = $this->get_table_charset( $table );