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Source View: wp_update_term_parent

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Line Code
2363                // The alias isn't in a group, so let's create a new one and firstly add the alias term to it.
2364                $term_group = $wpdb->get_var("SELECT MAX(term_group) FROM $wpdb->terms") + 1;
2365                do_action( 'edit_terms', $alias->term_id );
2366                $wpdb->update( $wpdb->terms, compact('term_group'), array( 'term_id' => $alias->term_id ) );
2367                do_action( 'edited_terms', $alias->term_id );
2368           }
2369      }
2370
2371      // Check $parent to see if it will cause a hierarchy loop
2372      $parent = apply_filters( 'wp_update_term_parent', $parent, $term_id, $taxonomy, compact( array_keys( $args ) ), $args );
2373
2374      // Check for duplicate slug
2375      $id = $wpdb->get_var( $wpdb->prepare( "SELECT term_id FROM $wpdb->terms WHERE slug = %s", $slug ) );
2376      if ( $id && ($id != $term_id) ) {
2377           // If an empty slug was passed or the parent changed, reset the slug to something unique.
2378           // Otherwise, bail.
2379           if ( $empty_slug || ( $parent != $term['parent']) )
2380                $slug = wp_unique_term_slug($slug, (object) $args);
2381           else