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<?php |
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if ( ! defined( 'ABSPATH' ) ) { |
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exit; |
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} |
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/** |
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* Local Pickup Shipping Method. |
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* |
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* A simple shipping method allowing free pickup as a shipping method. |
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* |
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* @class WC_Shipping_Local_Pickup |
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* @version 2.6.0 |
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* @package WooCommerce/Classes/Shipping |
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* @author WooThemes |
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*/ |
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class WC_Shipping_Local_Pickup extends WC_Shipping_Method { |
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/** |
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* Constructor. |
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*/ |
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public function __construct( $instance_id = 0 ) { |
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$this->id = 'local_pickup'; |
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$this->instance_id = absint( $instance_id ); |
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$this->method_title = __( 'Local Pickup', 'woocommerce' ); |
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$this->method_description = __( 'Allow customers to pick up orders themselves. By default, when using local pickup store base taxes will apply regardless of customer address.', 'woocommerce' ); |
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$this->supports = array( |
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'shipping-zones', |
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'instance-settings', |
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'instance-settings-modal', |
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); |
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$this->init(); |
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} |
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/** |
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* Initialize local pickup. |
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*/ |
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public function init() { |
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// Load the settings. |
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$this->init_form_fields(); |
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$this->init_settings(); |
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// Define user set variables |
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$this->title = $this->get_option( 'title' ); |
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$this->tax_status = $this->get_option( 'tax_status' ); |
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$this->cost = $this->get_option( 'cost' ); |
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// Actions |
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add_action( 'woocommerce_update_options_shipping_' . $this->id, array( $this, 'process_admin_options' ) ); |
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} |
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/** |
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* calculate_shipping function. |
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* Calculate local pickup shipping. |
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*/ |
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public function calculate_shipping( $package = array() ) { |
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$this->add_rate( array( |
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'label' => $this->title, |
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'package' => $package, |
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'cost' => $this->cost, |
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) ); |
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} |
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/** |
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* Init form fields. |
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*/ |
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public function init_form_fields() { |
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$this->instance_form_fields = array( |
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'title' => array( |
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'title' => __( 'Title', 'woocommerce' ), |
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'type' => 'text', |
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'description' => __( 'This controls the title which the user sees during checkout.', 'woocommerce' ), |
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'default' => __( 'Local Pickup', 'woocommerce' ), |
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'desc_tip' => true, |
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), |
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'tax_status' => array( |
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'title' => __( 'Tax Status', 'woocommerce' ), |
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'type' => 'select', |
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'class' => 'wc-enhanced-select', |
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'default' => 'taxable', |
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'options' => array( |
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'taxable' => __( 'Taxable', 'woocommerce' ), |
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'none' => _x( 'None', 'Tax status', 'woocommerce' ) |
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) |
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), |
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'cost' => array( |
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'title' => __( 'Cost', 'woocommerce' ), |
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'type' => 'text', |
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'placeholder' => '0', |
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'description' => __( 'Optional cost for local pickup.', 'woocommerce' ), |
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'default' => '', |
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'desc_tip' => true |
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) |
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); |
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} |
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} |
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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.