- $pieces = array( 'fields', 'join', 'where', 'orderby', 'order', 'limits' );
+ $post_fields = array_filter( compact( array( 'post_author', 'post_name', 'post_parent', 'post_status', 'post_type', ) ) );
+ if ( ! empty( $post_fields ) ) {
+ $join = "JOIN $wpdb->posts ON $wpdb->posts.ID = $wpdb->comments.comment_post_ID";
+ foreach( $post_fields as $field_name => $field_value )
+ $where .= $wpdb->prepare( " AND {$wpdb->posts}.{$field_name} = %s", $field_value );
+ }
+
+ if ( ! empty( $this->meta_query->queries ) ) {
+ $clauses = $this->meta_query->get_sql( 'comment', $wpdb->comments, 'comment_ID', $this );
+ $join .= $clauses['join'];
+ $where .= $clauses['where'];
+ $groupby = "{$wpdb->comments}.comment_ID";
+ }
+
+ if ( ! empty( $date_query ) && is_array( $date_query ) ) {
+ $date_query_object = new WP_Date_Query( $date_query, 'comment_date' );
+ $where .= $date_query_object->get_sql();
+ }
+
+ $pieces = array( 'fields', 'join', 'where', 'orderby', 'order', 'limits', 'groupby' );