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Source View: set_object_terms

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Line Code
2234                if ( in_array($tt_id, $final_tt_ids) )
2235                     $values[] = $wpdb->prepare( "(%d, %d, %d)", $object_id, $tt_id, ++$term_order);
2236           if ( $values )
2237                if ( false === $wpdb->query( "INSERT INTO $wpdb->term_relationships (object_id, term_taxonomy_id, term_order) VALUES " . join( ',', $values ) . " ON DUPLICATE KEY UPDATE term_order = VALUES(term_order)" ) )
2238                     return new WP_Error( 'db_insert_error', __( 'Could not insert term relationship into the database' ), $wpdb->last_error );
2239      }
2240
2241      wp_cache_delete( $object_id, $taxonomy . '_relationships' );
2242
2243      do_action('set_object_terms', $object_id, $terms, $tt_ids, $taxonomy, $append, $old_tt_ids);
2244      return $tt_ids;
2245 }
2246
2247 /**
2248  * Will make slug unique, if it isn't already.
2249  *
2250  * The $slug has to be unique global to every taxonomy, meaning that one
2251  * taxonomy term can't have a matching slug with another taxonomy term. Each
2252  * slug has to be globally unique for every taxonomy.