= 28 ) { $error = sprintf( __( 'Slug “%s” is too long (28 characters max). Shorten it, please.', 'woocommerce' ), sanitize_title( $attribute_name ) ); } elseif ( in_array( $attribute_name, $reserved_terms ) ) { $error = sprintf( __( 'Slug “%s” is not allowed because it is a reserved term. Change it, please.', 'woocommerce' ), sanitize_title( $attribute_name ) ); } else { $taxonomy_exists = taxonomy_exists( $woocommerce->attribute_taxonomy_name( $attribute_name ) ); if ( 'add' === $action && $taxonomy_exists ) { $error = sprintf( __( 'Slug “%s” is already in use. Change it, please.', 'woocommerce' ), sanitize_title( $attribute_name ) ); } if ( 'edit' === $action ) { $old_attribute_name = $wpdb->get_var( "SELECT attribute_name FROM {$wpdb->prefix}woocommerce_attribute_taxonomies WHERE attribute_id = $attribute_id" ); if ( $old_attribute_name != $attribute_name && woocommerce_sanitize_taxonomy_name( $old_attribute_name ) != $attribute_name && $taxonomy_exists ) { $error = sprintf( __( 'Slug “%s” is already in use. Change it, please.', 'woocommerce' ), sanitize_title( $attribute_name ) ); } } } // Show the error message if any if ( ! empty( $error ) ) { echo '

' . $error . '

'; } else { // Add new attribute if ( 'add' === $action ) { $wpdb->insert( $wpdb->prefix . 'woocommerce_attribute_taxonomies', array( 'attribute_label' => $attribute_label, 'attribute_name' => $attribute_name, 'attribute_type' => $attribute_type, 'attribute_orderby' => $attribute_orderby, ) ); $action_completed = true; } // Edit existing attribute if ( 'edit' === $action ) { $wpdb->update( $wpdb->prefix . 'woocommerce_attribute_taxonomies', array( 'attribute_label' => $attribute_label, 'attribute_name' => $attribute_name, 'attribute_type' => $attribute_type, 'attribute_orderby' => $attribute_orderby, ), array( 'attribute_id' => $attribute_id ) ); if ( $old_attribute_name != $attribute_name && ! empty( $old_attribute_name ) ) { // Update taxonomies in the wp term taxonomy table $wpdb->update( $wpdb->term_taxonomy, array( 'taxonomy' => $woocommerce->attribute_taxonomy_name( $attribute_name ) ), array( 'taxonomy' => 'pa_' . $old_attribute_name ) ); // Update taxonomy ordering term meta $wpdb->update( $wpdb->prefix . 'woocommerce_termmeta', array( 'meta_key' => 'order_pa_' . sanitize_title( $attribute_name ) ), array( 'meta_key' => 'order_pa_' . sanitize_title( $old_attribute_name ) ) ); // Update product attributes which use this taxonomy $old_attribute_name_length = strlen( $old_attribute_name ) + 3; $attribute_name_length = strlen( $attribute_name ) + 3; $wpdb->query( " UPDATE {$wpdb->postmeta} SET meta_value = REPLACE( meta_value, 's:{$old_attribute_name_length}:\"pa_{$old_attribute_name}\"', 's:{$attribute_name_length}:\"pa_{$attribute_name}\"' ) WHERE meta_key = '_product_attributes'" ); // Update variations which use this taxonomy $wpdb->update( $wpdb->postmeta, array( 'meta_key' => 'attribute_pa_' . sanitize_title( $attribute_name ) ), array( 'meta_key' => 'attribute_pa_' . sanitize_title( $old_attribute_name ) ) ); } $action_completed = true; } } } // Delete an attribute if ( 'delete' === $action ) { // Security check $attribute_id = absint( $_GET['delete'] ); check_admin_referer( 'woocommerce-delete-attribute_' . $attribute_id ); $attribute_name = $wpdb->get_var( "SELECT attribute_name FROM {$wpdb->prefix}woocommerce_attribute_taxonomies WHERE attribute_id = $attribute_id" ); if ( $attribute_name && $wpdb->query( "DELETE FROM {$wpdb->prefix}woocommerce_attribute_taxonomies WHERE attribute_id = $attribute_id" ) ) { $taxonomy = $woocommerce->attribute_taxonomy_name( $attribute_name ); if ( taxonomy_exists( $taxonomy ) ) { $terms = get_terms( $taxonomy, 'orderby=name&hide_empty=0' ); foreach ( $terms as $term ) { wp_delete_term( $term->term_id, $taxonomy ); } } $action_completed = true; } } // If an attribute was added, edited or deleted: clear cache and redirect if ( ! empty( $action_completed ) ) { delete_transient( 'wc_attribute_taxonomies' ); wp_safe_redirect( get_admin_url() . 'edit.php?post_type=product&page=woocommerce_attributes' ); exit; } // Show admin interface if ( ! empty( $_GET['edit'] ) ) woocommerce_edit_attribute(); else woocommerce_add_attribute(); } /** * Edit Attribute admin panel * * Shows the interface for changing an attributes type between select and text * * @access public * @return void */ function woocommerce_edit_attribute() { global $wpdb; $edit = absint( $_GET['edit'] ); $attribute_to_edit = $wpdb->get_row("SELECT * FROM " . $wpdb->prefix . "woocommerce_attribute_taxonomies WHERE attribute_id = '$edit'"); $att_type = $attribute_to_edit->attribute_type; $att_label = $attribute_to_edit->attribute_label; $att_name = $attribute_to_edit->attribute_name; $att_orderby = $attribute_to_edit->attribute_orderby; ?>

Text allows manual entry via the product page, whereas select attribute terms can be defined from this section. If you plan on using an attribute for variations use select.', 'woocommerce' ); ?>



get_attribute_taxonomies(); if ( $attribute_taxonomies ) : foreach ($attribute_taxonomies as $tax) : ?>
attribute_label ); ?>
|
attribute_name ); ?> attribute_type ) ); ?> attribute_orderby ) { case 'name' : _e( 'Name', 'woocommerce' ); break; case 'id' : _e( 'Term ID', 'woocommerce' ); break; default: _e( 'Custom ordering', 'woocommerce' ); break; } ?> attribute_taxonomy_name($tax->attribute_name))) : $terms_array = array(); $terms = get_terms( $woocommerce->attribute_taxonomy_name($tax->attribute_name), 'orderby=name&hide_empty=0' ); if ($terms) : foreach ($terms as $term) : $terms_array[] = $term->name; endforeach; echo implode(', ', $terms_array); else : echo ''; endif; else : echo ''; endif; ?>

Text allows manual entry via the product page, whereas select attribute terms can be defined from this section. If you plan on using an attribute for variations use select.', 'woocommerce' ); ?>