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Meta: Add like_escape support to WP_Meta_Query #11625

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Meta: Add like_escape support to WP_Meta_Query #11625

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15 changes: 9 additions & 6 deletions src/wp-includes/class-wp-meta-query.php
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Original file line number Diff line number Diff line change
Expand Up @@ -278,7 +278,7 @@ public function parse_query_vars( $qv ) {
* the rest of the meta_query).
*/
$primary_meta_query = array();
foreach ( array( 'key', 'compare', 'type', 'compare_key', 'type_key' ) as $key ) {
foreach ( array( 'key', 'compare', 'type', 'compare_key', 'type_key', 'like_escape' ) as $key ) {
if ( ! empty( $qv[ "meta_$key" ] ) ) {
$primary_meta_query[ $key ] = $qv[ "meta_$key" ];
}
Expand Down Expand Up @@ -619,9 +619,10 @@ public function get_sql_for_clause( &$clause, $parent_query, $clause_key = '' )
$clause['alias'] = $alias;

// Determine the data type.
$_meta_type = $clause['type'] ?? '';
$meta_type = $this->get_cast_for_type( $_meta_type );
$clause['cast'] = $meta_type;
$_meta_type = $clause['type'] ?? '';
$meta_type = $this->get_cast_for_type( $_meta_type );
$clause['cast'] = $meta_type;
$meta_like_escape = isset( $clause['like_escape'] ) ? (bool) $clause['like_escape'] : false;

// Fallback for clause keys is the table alias. Key must be a string.
if ( is_int( $clause_key ) || ! $clause_key ) {
Expand Down Expand Up @@ -752,8 +753,10 @@ public function get_sql_for_clause( &$clause, $parent_query, $clause_key = '' )

case 'LIKE':
case 'NOT LIKE':
$meta_value = '%' . $wpdb->esc_like( $meta_value ) . '%';
$where = $wpdb->prepare( '%s', $meta_value );
if ( ! $meta_like_escape ) {
$meta_value = '%' . $wpdb->esc_like( $meta_value ) . '%';
}
$where = $wpdb->prepare( '%s', $meta_value );
break;

// EXISTS with a value is interpreted as '='.
Expand Down
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