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                <?php  | 
            
                            
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                /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * WooCommerce Shipping Settings  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @author      WooThemes  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @category    Admin  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @package     WooCommerce/Admin  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @version     2.6.0  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                if ( ! defined( 'ABSPATH' ) ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	exit;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                if ( ! class_exists( 'WC_Settings_Shipping' ) ) :  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * WC_Settings_Shipping.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class WC_Settings_Shipping extends WC_Settings_Page { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * Constructor.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 */  | 
            
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
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                View Code Duplication | 
                	public function __construct() { | 
            
                            
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                		$this->id    = 'shipping';  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$this->label = __( 'Shipping', 'woocommerce' );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		add_filter( 'woocommerce_settings_tabs_array', array( $this, 'add_settings_page' ), 20 );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		add_action( 'woocommerce_sections_' . $this->id, array( $this, 'output_sections' ) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		add_action( 'woocommerce_settings_' . $this->id, array( $this, 'output' ) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		add_action( 'woocommerce_settings_save_' . $this->id, array( $this, 'save' ) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * Add this page to settings.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public function add_settings_page( $pages ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		return wc_shipping_enabled() ? parent::add_settings_page( $pages ) : $pages;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * Get sections.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * @return array  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public function get_sections() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$sections = array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			''        => __( 'Shipping Zones', 'woocommerce' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			'options' => __( 'Shipping Options', 'woocommerce' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			'classes' => __( 'Shipping Classes', 'woocommerce' )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		if ( ! defined( 'WC_INSTALLING' ) ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			// Load shipping methods so we can show any global options they may have  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$shipping_methods = WC()->shipping->load_shipping_methods();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			foreach ( $shipping_methods as $method ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				if ( ! $method->has_settings() ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                					continue;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				$title = empty( $method->method_title ) ? ucfirst( $method->id ) : $method->method_title;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				$sections[ strtolower( get_class( $method ) ) ] = esc_html( $title );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		return apply_filters( 'woocommerce_get_sections_' . $this->id, $sections );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * Get settings array.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * @return array  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public function get_settings() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		$settings = apply_filters( 'woocommerce_shipping_settings', array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			array( 'title' => __( 'Shipping Options', 'woocommerce' ), 'type' => 'title', 'id' => 'shipping_options' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'title'         => __( 'Calculations', 'woocommerce' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'desc'          => __( 'Enable the shipping calculator on the cart page', 'woocommerce' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'id'            => 'woocommerce_enable_shipping_calc',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'default'       => 'yes',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'type'          => 'checkbox',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'checkboxgroup' => 'start',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'autoload'      => false  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'desc'          => __( 'Hide shipping costs until an address is entered', 'woocommerce' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'id'            => 'woocommerce_shipping_cost_requires_address',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'default'       => 'no',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'type'          => 'checkbox',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'checkboxgroup' => 'end',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'autoload'      => false  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'title'   => __( 'Shipping Destination', 'woocommerce' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'desc'    => __( 'This controls which shipping address is used by default.', 'woocommerce' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'id'      => 'woocommerce_ship_to_destination',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'default' => 'billing',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'type'    => 'radio',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'options' => array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                					'shipping'     => __( 'Default to customer shipping address', 'woocommerce' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                					'billing'      => __( 'Default to customer billing address', 'woocommerce' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                					'billing_only' => __( 'Force shipping to the customer billing address', 'woocommerce' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'autoload'        => false,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'desc_tip'        =>  true,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				'show_if_checked' => 'option',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			array( 'type' => 'sectionend', 'id' => 'shipping_options' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		return apply_filters( 'woocommerce_get_settings_' . $this->id, $settings );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 * Output the settings.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                	public function output() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		global $current_section, $hide_save_button;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		// Load shipping methods so we can show any global options they may have  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                                     | 
                
                 | 
                		$shipping_methods = WC()->shipping->load_shipping_methods();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    129
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    130
                 | 
                                    
                                                     | 
                
                 | 
                		if ( 'options' === $current_section ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    131
                 | 
                                    
                                                     | 
                
                 | 
                			$settings = $this->get_settings();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    132
                 | 
                                    
                                                     | 
                
                 | 
                			WC_Admin_Settings::output_fields( $settings );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    133
                 | 
                                    
                                                     | 
                
                 | 
                			return;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    134
                 | 
                                    
                                                     | 
                
                 | 
                		} elseif ( 'classes' === $current_section ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    135
                 | 
                                    
                                                     | 
                
                 | 
                			$hide_save_button = true;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    136
                 | 
                                    
                                                     | 
                
                 | 
                			$this->output_shipping_class_screen();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    137
                 | 
                                    
                                                     | 
                
                 | 
                			return;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    138
                 | 
                                    
                                                     | 
                
                 | 
                		} else { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    139
                 | 
                                    
                                                     | 
                
                 | 
                			foreach ( $shipping_methods as $method ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    140
                 | 
                                    
                                                     | 
                
                 | 
                				if ( strtolower( get_class( $method ) ) === strtolower( $current_section ) && $method->has_settings() ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    141
                 | 
                                    
                                                     | 
                
                 | 
                					$method->admin_options();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    142
                 | 
                                    
                                                     | 
                
                 | 
                					return;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    143
                 | 
                                    
                                                     | 
                
                 | 
                				}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    144
                 | 
                                    
                                                     | 
                
                 | 
                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    145
                 | 
                                    
                                                     | 
                
                 | 
                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    146
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    147
                 | 
                                    
                                                     | 
                
                 | 
                		// Default to zones screen  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    148
                 | 
                                    
                                                     | 
                
                 | 
                		$hide_save_button = true;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    149
                 | 
                                    
                                                     | 
                
                 | 
                		$this->output_zones_screen();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    150
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    151
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    152
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    153
                 | 
                                    
                                                     | 
                
                 | 
                	 * Save settings.  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
                | 
                    154
                 | 
                                    
                                                     | 
                
                 | 
                	 */  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    155
                 | 
                                    
                                                     | 
                
                 | 
                	public function save() { | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    156
                 | 
                                    
                                                     | 
                
                 | 
                		global $current_section;  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    157
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    158
                 | 
                                    
                                                     | 
                
                 | 
                		switch ( $current_section ) { | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    159
                 | 
                                    
                                                     | 
                
                 | 
                			case 'options' :  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    160
                 | 
                                    
                                                     | 
                
                 | 
                				WC_Admin_Settings::save_fields( $this->get_settings() );  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    161
                 | 
                                    
                                                     | 
                
                 | 
                			break;  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    162
                 | 
                                    
                                                     | 
                
                 | 
                			case 'classes' :  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    163
                 | 
                                    
                                                     | 
                
                 | 
                			case '' :  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    164
                 | 
                                    
                                                     | 
                
                 | 
                			break;  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    165
                 | 
                                    
                                                     | 
                
                 | 
                			default :  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    166
                 | 
                                    
                                                     | 
                
                 | 
                				$wc_shipping = WC_Shipping::instance();  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    167
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    168
                 | 
                                    
                                                     | 
                
                 | 
                				foreach ( $wc_shipping->get_shipping_methods() as $method_id => $method ) { | 
            
                            
                    | 
                        
                     | 
                     | 
                     | 
                    
                                                                                                    
                        
                         
                                                                                        
                                                                                     
                     | 
                
            
                                                                        
                            
            
                                    
            
            
                | 
                    169
                 | 
                                    
                                                     | 
                
                 | 
                					if ( $current_section === sanitize_title( get_class( $method ) ) ) { | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    170
                 | 
                                    
                                                     | 
                
                 | 
                						do_action( 'woocommerce_update_options_' . $this->id . '_' . $method->id );  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    171
                 | 
                                    
                                                     | 
                
                 | 
                					}  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    172
                 | 
                                    
                                                     | 
                
                 | 
                				}  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    173
                 | 
                                    
                                                     | 
                
                 | 
                			break;  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    174
                 | 
                                    
                                                     | 
                
                 | 
                		}  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    175
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    176
                 | 
                                    
                                                     | 
                
                 | 
                		// Increments the transient version to invalidate cache  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    177
                 | 
                                    
                                                     | 
                
                 | 
                		WC_Cache_Helper::get_transient_version( 'shipping', true );  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    178
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    179
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    180
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    181
                 | 
                                    
                                                     | 
                
                 | 
                	 * Handles output of the shipping zones page in admin.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    182
                 | 
                                    
                                                     | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    183
                 | 
                                    
                                                     | 
                
                 | 
                	private function output_zones_screen() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    184
                 | 
                                    
                                                     | 
                
                 | 
                		if ( isset( $_REQUEST['zone_id'] ) ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    185
                 | 
                                    
                                                     | 
                
                 | 
                			$this->zone_methods_screen( absint( $_REQUEST['zone_id'] ) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    186
                 | 
                                    
                                                     | 
                
                 | 
                		} elseif ( isset( $_REQUEST['instance_id'] ) ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    187
                 | 
                                    
                                                     | 
                
                 | 
                			$this->instance_settings_screen( absint( $_REQUEST['instance_id'] ) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    188
                 | 
                                    
                                                     | 
                
                 | 
                		} else { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    189
                 | 
                                    
                                                     | 
                
                 | 
                			$this->zones_screen();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    190
                 | 
                                    
                                                     | 
                
                 | 
                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    191
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    192
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    193
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    194
                 | 
                                    
                                                     | 
                
                 | 
                	 * Show method for a zone  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    195
                 | 
                                    
                                                     | 
                
                 | 
                	 * @param  int $zone_id  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    196
                 | 
                                    
                                                     | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    197
                 | 
                                    
                                                     | 
                
                 | 
                	private function zone_methods_screen( $zone_id ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    198
                 | 
                                    
                                                     | 
                
                 | 
                		$wc_shipping      = WC_Shipping      ::instance();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    199
                 | 
                                    
                                                     | 
                
                 | 
                		$zone             = WC_Shipping_Zones::get_zone( $zone_id );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    200
                 | 
                                    
                                                     | 
                
                 | 
                		$shipping_methods = $wc_shipping ->get_shipping_methods();  | 
            
                            
                    | 
                        
                     | 
                     | 
                     | 
                    
                                                                                                    
                        
                         
                                                                                        
                                                                                     
                     | 
                
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    201
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    202
                 | 
                                    
                                                     | 
                
                 | 
                		if ( ! $zone ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    203
                 | 
                                    
                                                     | 
                
                 | 
                			wp_die( __( 'Zone does not exist!', 'woocommerce' ) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    204
                 | 
                                    
                                                     | 
                
                 | 
                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    205
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    206
                 | 
                                    
                                                     | 
                
                 | 
                		wp_localize_script( 'wc-shipping-zone-methods', 'shippingZoneMethodsLocalizeScript', array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    207
                 | 
                                    
                                                     | 
                
                 | 
                			'methods'                 => $zone->get_shipping_methods(),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    208
                 | 
                                    
                                                     | 
                
                 | 
                			'zone_id'                 => $zone->get_zone_id(),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    209
                 | 
                                    
                                                     | 
                
                 | 
                			'wc_shipping_zones_nonce' => wp_create_nonce( 'wc_shipping_zones_nonce' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    210
                 | 
                                    
                                                     | 
                
                 | 
                			'strings'                 => array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    211
                 | 
                                    
                                                     | 
                
                 | 
                				'unload_confirmation_msg' => __( 'Your changed data will be lost if you leave this page without saving.', 'woocommerce' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    212
                 | 
                                    
                                                     | 
                
                 | 
                				'save_failed'             => __( 'Your changes were not saved. Please retry.', 'woocommerce' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    213
                 | 
                                    
                                                     | 
                
                 | 
                				'add_method_failed'       => __( 'Shipping method could not be added. Please retry.', 'woocommerce' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    214
                 | 
                                    
                                                     | 
                
                 | 
                				'yes'                     => __( 'Yes', 'woocommerce' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    215
                 | 
                                    
                                                     | 
                
                 | 
                			),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    216
                 | 
                                    
                                                     | 
                
                 | 
                		) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    217
                 | 
                                    
                                                     | 
                
                 | 
                		wp_enqueue_script( 'wc-shipping-zone-methods' );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    218
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    219
                 | 
                                    
                                                     | 
                
                 | 
                		include_once( 'views/html-admin-page-shipping-zone-methods.php' );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    220
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    221
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    222
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    223
                 | 
                                    
                                                     | 
                
                 | 
                	 * Show zones  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    224
                 | 
                                    
                                                     | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    225
                 | 
                                    
                                                     | 
                
                 | 
                	private function zones_screen() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    226
                 | 
                                    
                                                     | 
                
                 | 
                		$allowed_countries = WC()->countries->get_allowed_countries();  | 
            
                            
                    | 
                        
                     | 
                     | 
                     | 
                    
                                                                                                    
                        
                         
                                                                                        
                                                                                     
                     | 
                
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    227
                 | 
                                    
                                                     | 
                
                 | 
                        $continents        = WC()->countries->get_continents();  | 
            
                            
                    | 
                        
                     | 
                     | 
                     | 
                    
                                                                                                    
                        
                         
                                                                                        
                                                                                     
                     | 
                
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    228
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    229
                 | 
                                    
                                                     | 
                
                 | 
                		wp_localize_script( 'wc-shipping-zones', 'shippingZonesLocalizeScript', array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    230
                 | 
                                    
                                                     | 
                
                 | 
                            'zones'         => WC_Shipping_Zones::get_zones(),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    231
                 | 
                                    
                                                     | 
                
                 | 
                            'default_zone'  => array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    232
                 | 
                                    
                                                     | 
                
                 | 
                				'zone_id'    => 0,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    233
                 | 
                                    
                                                     | 
                
                 | 
                				'zone_name'  => '',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    234
                 | 
                                    
                                                     | 
                
                 | 
                				'zone_order' => null,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    235
                 | 
                                    
                                                     | 
                
                 | 
                			),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    236
                 | 
                                    
                                                     | 
                
                 | 
                			'wc_shipping_zones_nonce'  => wp_create_nonce( 'wc_shipping_zones_nonce' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    237
                 | 
                                    
                                                     | 
                
                 | 
                			'strings'       => array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    238
                 | 
                                    
                                                     | 
                
                 | 
                				'unload_confirmation_msg' => __( 'Your changed data will be lost if you leave this page without saving.', 'woocommerce' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    239
                 | 
                                    
                                                     | 
                
                 | 
                				'save_failed'             => __( 'Your changes were not saved. Please retry.', 'woocommerce' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    240
                 | 
                                    
                                                     | 
                
                 | 
                				'no_methods'              => '<a href="#" class="add_shipping_method button">' . __( 'Add Shipping Method', 'woocommerce' ) . '</a>',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    241
                 | 
                                    
                                                     | 
                
                 | 
                				'add_another_method'      => '<a href="#" class="add_shipping_method button">' . __( 'Add Shipping Method', 'woocommerce' ) . '</a>'  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    242
                 | 
                                    
                                                     | 
                
                 | 
                			),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    243
                 | 
                                    
                                                     | 
                
                 | 
                		) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    244
                 | 
                                    
                                                     | 
                
                 | 
                		wp_enqueue_script( 'wc-shipping-zones' );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    245
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    246
                 | 
                                    
                                                     | 
                
                 | 
                		include_once( 'views/html-admin-page-shipping-zones.php' );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    247
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    248
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    249
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    250
                 | 
                                    
                                                     | 
                
                 | 
                	 * Show instance settings  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    251
                 | 
                                    
                                                     | 
                
                 | 
                	 * @param  int $instance_id  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    252
                 | 
                                    
                                                     | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    253
                 | 
                                    
                                                     | 
                
                 | 
                	private function instance_settings_screen( $instance_id ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    254
                 | 
                                    
                                                     | 
                
                 | 
                		$zone            = WC_Shipping_Zones::get_zone_by( 'instance_id', $instance_id );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    255
                 | 
                                    
                                                     | 
                
                 | 
                		$shipping_method = WC_Shipping_Zones::get_shipping_method( $instance_id );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    256
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    257
                 | 
                                    
                                                     | 
                
                 | 
                		if ( ! $shipping_method ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    258
                 | 
                                    
                                                     | 
                
                 | 
                			wp_die( __( 'Invalid shipping method!', 'woocommerce' ) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    259
                 | 
                                    
                                                     | 
                
                 | 
                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    260
                 | 
                                    
                                                     | 
                
                 | 
                		if ( ! $zone ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    261
                 | 
                                    
                                                     | 
                
                 | 
                			wp_die( __( 'Zone does not exist!', 'woocommerce' ) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    262
                 | 
                                    
                                                     | 
                
                 | 
                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    263
                 | 
                                    
                                                     | 
                
                 | 
                		if ( ! $shipping_method->has_settings() ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    264
                 | 
                                    
                                                     | 
                
                 | 
                			wp_die( __( 'This shipping method does not have any settings to configure.', 'woocommerce' ) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    265
                 | 
                                    
                                                     | 
                
                 | 
                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    266
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    267
                 | 
                                    
                                                     | 
                
                 | 
                		if ( ! empty( $_POST['save_method'] ) ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    268
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    269
                 | 
                                    
                                                     | 
                
                 | 
                			if ( empty( $_POST['woocommerce_save_method_nonce'] ) || ! wp_verify_nonce( $_POST['woocommerce_save_method_nonce'], 'woocommerce_save_method' )) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    270
                 | 
                                    
                                                     | 
                
                 | 
                				echo '<div class="updated error"><p>' . __( 'Edit failed. Please try again.', 'woocommerce' ) . '</p></div>';  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    271
                 | 
                                    
                                                     | 
                
                 | 
                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    272
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    273
                 | 
                                    
                                                     | 
                
                 | 
                			$shipping_method->process_admin_options();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    274
                 | 
                                    
                                                     | 
                
                 | 
                			$shipping_method->display_errors();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    275
                 | 
                                    
                                                     | 
                
                 | 
                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    276
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    277
                 | 
                                    
                                                     | 
                
                 | 
                		include_once( 'views/html-admin-page-shipping-zones-instance.php' );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    278
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    279
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    280
                 | 
                                    
                                                     | 
                
                 | 
                	/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    281
                 | 
                                    
                                                     | 
                
                 | 
                	 * Handles output of the shipping class settings screen.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    282
                 | 
                                    
                                                     | 
                
                 | 
                	 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    283
                 | 
                                    
                                                     | 
                
                 | 
                	private function output_shipping_class_screen() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    284
                 | 
                                    
                                                     | 
                
                 | 
                		$wc_shipping = WC_Shipping::instance();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    285
                 | 
                                    
                                                     | 
                
                 | 
                		wp_localize_script( 'wc-shipping-classes', 'shippingClassesLocalizeScript', array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    286
                 | 
                                    
                                                     | 
                
                 | 
                            'classes'         => $wc_shipping->get_shipping_classes(),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    287
                 | 
                                    
                                                     | 
                
                 | 
                            'default_shipping_class'  => array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    288
                 | 
                                    
                                                     | 
                
                 | 
                				'term_id'     => 0,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    289
                 | 
                                    
                                                     | 
                
                 | 
                				'name'        => '',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    290
                 | 
                                    
                                                     | 
                
                 | 
                				'description' => '',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    291
                 | 
                                    
                                                     | 
                
                 | 
                			),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    292
                 | 
                                    
                                                     | 
                
                 | 
                			'wc_shipping_classes_nonce'  => wp_create_nonce( 'wc_shipping_classes_nonce' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    293
                 | 
                                    
                                                     | 
                
                 | 
                			'strings'       => array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    294
                 | 
                                    
                                                     | 
                
                 | 
                				'unload_confirmation_msg' => __( 'Your changed data will be lost if you leave this page without saving.', 'woocommerce' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    295
                 | 
                                    
                                                     | 
                
                 | 
                				'save_failed'             => __( 'Your changes were not saved. Please retry.', 'woocommerce' )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    296
                 | 
                                    
                                                     | 
                
                 | 
                			),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    297
                 | 
                                    
                                                     | 
                
                 | 
                		) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    298
                 | 
                                    
                                                     | 
                
                 | 
                		wp_enqueue_script( 'wc-shipping-classes' );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    299
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    300
                 | 
                                    
                                                     | 
                
                 | 
                		include_once( 'views/html-admin-page-shipping-classes.php' );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    301
                 | 
                                    
                                                     | 
                
                 | 
                	}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    302
                 | 
                                    
                                                     | 
                
                 | 
                }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    303
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    304
                 | 
                                    
                                                     | 
                
                 | 
                endif;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    305
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
                | 
                    306
                 | 
                                    
                                                     | 
                
                 | 
                return new WC_Settings_Shipping();  | 
            
            
                                                        
            
                                    
            
            
                | 
                    307
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                        
The PSR-1: Basic Coding Standard recommends that a file should either introduce new symbols, that is classes, functions, constants or similar, or have side effects. Side effects are anything that executes logic, like for example printing output, changing ini settings or writing to a file.
The idea behind this recommendation is that merely auto-loading a class should not change the state of an application. It also promotes a cleaner style of programming and makes your code less prone to errors, because the logic is not spread out all over the place.
To learn more about the PSR-1, please see the PHP-FIG site on the PSR-1.