woocommerce/includes/gateways/cod/class-wc-gateway-cod.php

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<?php
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if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly
}
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/**
* Cash on Delivery Gateway
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*
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* Provides a Cash on Delivery Payment Gateway.
*
* @class WC_Gateway_COD
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* @extends WC_Payment_Gateway
* @version 2.1.0
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* @package WooCommerce/Classes/Payment
* @author WooThemes
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*/
class WC_Gateway_COD extends WC_Payment_Gateway {
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/**
* Constructor for the gateway.
*/
public function __construct() {
$this->id = 'cod';
$this->icon = apply_filters( 'woocommerce_cod_icon', '' );
$this->method_title = __( 'Cash on Delivery', 'woocommerce' );
$this->method_description = __( 'Have your customers pay with cash (or by other means) upon delivery.', 'woocommerce' );
$this->has_fields = false;
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// Load the settings
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$this->init_form_fields();
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$this->init_settings();
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// Get settings
$this->title = $this->get_option( 'title' );
$this->description = $this->get_option( 'description' );
$this->instructions = $this->get_option( 'instructions', $this->description );
$this->enable_for_methods = $this->get_option( 'enable_for_methods', array() );
$this->enable_for_virtual = $this->get_option( 'enable_for_virtual', 'yes' ) === 'yes' ? true : false;
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add_action( 'woocommerce_update_options_payment_gateways_' . $this->id, array( $this, 'process_admin_options' ) );
add_action( 'woocommerce_thankyou_cod', array( $this, 'thankyou_page' ) );
// Customer Emails
add_action( 'woocommerce_email_before_order_table', array( $this, 'email_instructions' ), 10, 3 );
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}
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/**
* Initialise Gateway Settings Form Fields
*/
public function init_form_fields() {
$shipping_methods = array();
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if ( is_admin() )
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foreach ( WC()->shipping->load_shipping_methods() as $method ) {
$shipping_methods[ $method->id ] = $method->get_title();
}
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$this->form_fields = array(
'enabled' => array(
'title' => __( 'Enable COD', 'woocommerce' ),
'label' => __( 'Enable Cash on Delivery', 'woocommerce' ),
'type' => 'checkbox',
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'description' => '',
'default' => 'no'
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),
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'title' => array(
'title' => __( 'Title', 'woocommerce' ),
'type' => 'text',
'description' => __( 'Payment method description that the customer will see on your checkout.', 'woocommerce' ),
'default' => __( 'Cash on Delivery', 'woocommerce' ),
'desc_tip' => true,
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),
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'description' => array(
'title' => __( 'Description', 'woocommerce' ),
'type' => 'textarea',
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'description' => __( 'Payment method description that the customer will see on your website.', 'woocommerce' ),
'default' => __( 'Pay with cash upon delivery.', 'woocommerce' ),
'desc_tip' => true,
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),
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'instructions' => array(
'title' => __( 'Instructions', 'woocommerce' ),
'type' => 'textarea',
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'description' => __( 'Instructions that will be added to the thank you page.', 'woocommerce' ),
'default' => __( 'Pay with cash upon delivery.', 'woocommerce' ),
'desc_tip' => true,
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),
'enable_for_methods' => array(
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'title' => __( 'Enable for shipping methods', 'woocommerce' ),
'type' => 'multiselect',
'class' => 'chosen_select',
'css' => 'width: 450px;',
'default' => '',
'description' => __( 'If COD is only available for certain methods, set it up here. Leave blank to enable for all methods.', 'woocommerce' ),
'options' => $shipping_methods,
'desc_tip' => true,
'custom_attributes' => array(
'data-placeholder' => __( 'Select shipping methods', 'woocommerce' )
)
),
'enable_for_virtual' => array(
'title' => __( 'Enable for virtual orders', 'woocommerce' ),
'label' => __( 'Enable COD if the order is virtual', 'woocommerce' ),
'type' => 'checkbox',
'default' => 'yes'
)
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);
}
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/**
* Check If The Gateway Is Available For Use
*
* @return bool
*/
public function is_available() {
$order = null;
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if ( ! $this->enable_for_virtual ) {
if ( WC()->cart && ! WC()->cart->needs_shipping() ) {
return false;
}
if ( is_page( wc_get_page_id( 'checkout' ) ) && 0 < get_query_var( 'order-pay' ) ) {
$order_id = absint( get_query_var( 'order-pay' ) );
$order = wc_get_order( $order_id );
// Test if order needs shipping.
$needs_shipping = false;
if ( 0 < sizeof( $order->get_items() ) ) {
foreach ( $order->get_items() as $item ) {
$_product = $order->get_product_from_item( $item );
if ( $_product->needs_shipping() ) {
$needs_shipping = true;
break;
}
}
}
$needs_shipping = apply_filters( 'woocommerce_cart_needs_shipping', $needs_shipping );
if ( $needs_shipping ) {
return false;
}
}
}
if ( ! empty( $this->enable_for_methods ) ) {
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// Only apply if all packages are being shipped via local pickup
$chosen_shipping_methods_session = WC()->session->get( 'chosen_shipping_methods' );
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if ( isset( $chosen_shipping_methods_session ) ) {
$chosen_shipping_methods = array_unique( $chosen_shipping_methods_session );
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} else {
$chosen_shipping_methods = array();
}
$check_method = false;
if ( is_object( $order ) ) {
if ( $order->shipping_method ) {
$check_method = $order->shipping_method;
}
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} elseif ( empty( $chosen_shipping_methods ) || sizeof( $chosen_shipping_methods ) > 1 ) {
$check_method = false;
} elseif ( sizeof( $chosen_shipping_methods ) == 1 ) {
$check_method = $chosen_shipping_methods[0];
}
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if ( ! $check_method ) {
return false;
}
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$found = false;
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foreach ( $this->enable_for_methods as $method_id ) {
if ( strpos( $check_method, $method_id ) === 0 ) {
$found = true;
break;
}
}
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if ( ! $found ) {
return false;
}
}
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return parent::is_available();
}
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/**
* Process the payment and return the result
*
* @param int $order_id
* @return array
*/
public function process_payment( $order_id ) {
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$order = wc_get_order( $order_id );
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// Mark as processing (payment won't be taken until delivery)
$order->update_status( 'processing', __( 'Payment to be made upon delivery.', 'woocommerce' ) );
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// Reduce stock levels
$order->reduce_order_stock();
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// Remove cart
WC()->cart->empty_cart();
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// Return thankyou redirect
return array(
'result' => 'success',
'redirect' => $this->get_return_url( $order )
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);
}
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/**
* Output for the order received page.
*/
public function thankyou_page() {
if ( $this->instructions ) {
echo wpautop( wptexturize( $this->instructions ) );
}
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}
/**
* Add content to the WC emails.
*
* @access public
* @param WC_Order $order
* @param bool $sent_to_admin
* @param bool $plain_text
*/
public function email_instructions( $order, $sent_to_admin, $plain_text = false ) {
if ( $this->instructions && ! $sent_to_admin && 'cod' === $order->payment_method ) {
echo wpautop( wptexturize( $this->instructions ) ) . PHP_EOL;
}
}
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}