259 lines
7.2 KiB
PHP
259 lines
7.2 KiB
PHP
<?php
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/**
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* Class to show related coupons on a product page.
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*
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* @package woocommerce-smart-coupons/includes/
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* @author StoreApps
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* @since 7.12.0
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* @version 1.0.0
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*/
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// Exit if accessed directly.
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if ( ! defined( 'ABSPATH' ) ) {
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exit;
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}
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if ( ! class_exists( 'WC_SC_Product_Columns' ) ) {
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/**
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* Class for handling product columns
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*/
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class WC_SC_Product_Columns {
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/**
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* Variable to hold instance of WC_SC_Product_Columns
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*
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* @var $instance
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*/
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private static $instance = null;
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/**
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* Post type.
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*
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* @var string
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*/
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protected $list_table_type = 'product';
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/**
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* Object being shown on the row.
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*
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* @var object|null
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*/
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protected $object = null;
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/**
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* Constructor
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*/
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private function __construct() {
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add_filter( 'manage_' . $this->list_table_type . '_posts_columns', array( $this, 'define_columns' ), 11 );
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add_action( 'manage_' . $this->list_table_type . '_posts_custom_column', array( $this, 'render_columns' ), 10, 2 );
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}
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/**
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* Get single instance of WC_SC_Product_Columns
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*
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* @return WC_SC_Product_Columns Singleton object of WC_SC_Product_Columns
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*/
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public static function get_instance() {
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// Check if instance is already exists.
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if ( is_null( self::$instance ) ) {
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self::$instance = new self();
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}
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return self::$instance;
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}
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/**
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* Handle call to functions which is not available in this class
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*
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* @param string $function_name The function name.
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* @param array $arguments Array of arguments passed while calling $function_name.
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* @return result of function call
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*/
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public function __call( $function_name, $arguments = array() ) {
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global $woocommerce_smart_coupon;
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if ( ! is_callable( array( $woocommerce_smart_coupon, $function_name ) ) ) {
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return;
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}
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if ( ! empty( $arguments ) ) {
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return call_user_func_array( array( $woocommerce_smart_coupon, $function_name ), $arguments );
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} else {
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return call_user_func( array( $woocommerce_smart_coupon, $function_name ) );
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}
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}
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/**
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* Define which columns to show on this screen.
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*
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* @param array $columns Existing columns.
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* @return array Updated columns list.
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*/
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public function define_columns( $columns = array() ) {
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if ( ! is_array( $columns ) || empty( $columns ) ) {
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$columns = array();
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}
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$columns['wc_sc_linked_coupons'] = _x( 'Linked coupons', 'Title for coupon column on the products page', 'woocommerce-smart-coupons' );
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return $columns;
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}
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/**
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* Pre-fetch any data for the row each column has access to it.
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*
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* @param int $post_id Post ID being shown.
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*/
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protected function prepare_row_data( $post_id = 0 ) {
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if ( empty( $post_id ) ) {
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return;
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}
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$product_id = 0;
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if ( ! empty( $this->object ) ) {
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$product = $this->object;
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if ( $this->is_wc_gte_30() ) {
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$product_id = ( is_object( $product ) && is_callable( array( $product, 'get_id' ) ) ) ? $product->get_id() : 0;
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} else {
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$product_id = ( ! empty( $product->id ) ) ? $product->id : 0;
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}
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}
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if ( empty( $this->object ) || $product_id !== $post_id ) {
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$this->object = wc_get_product( $post_id );
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}
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}
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/**
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* Render individual columns.
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*
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* @param string $column Column ID to render.
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* @param integer $post_id Post ID being shown.
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*/
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public function render_columns( $column = '', $post_id = 0 ) {
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if ( empty( $post_id ) ) {
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return;
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}
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if ( empty( $column ) ) {
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return;
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}
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$this->prepare_row_data( $post_id );
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switch ( $column ) {
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case 'wc_sc_linked_coupons':
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$this->render_view_product_coupon_column( $post_id, $this->object );
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break;
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}
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}
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/**
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* Render linked coupons column on product screen.
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*
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* @param integer $product_id The Product ID.
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* @param WC_Product $product The Product object.
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*/
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public function render_view_product_coupon_column( $product_id = 0, $product = null ) {
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if ( empty( $product_id ) ) {
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return;
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}
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$max_coupons_limit = apply_filters(
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'wc_sc_maximum_linked_coupons_limit',
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$this->sc_get_option( 'wc_sc_maximum_linked_coupons_limit', 5 ),
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array(
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'source' => $this,
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'product_id' => $product_id,
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'product_obj' => $product,
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)
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);
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// Fetch linked coupons from simple & variable products (except variations).
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$linked_coupons = ( $this->is_callable( $product, 'get_meta' ) ) ? $product->get_meta( '_coupon_title' ) : $this->get_post_meta( $product_id, '_coupon_title', true );
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if ( empty( $linked_coupons ) || ! is_array( $linked_coupons ) ) {
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$linked_coupons = array();
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} else {
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$linked_coupons = array_filter( array_unique( $linked_coupons ) );
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}
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$linked_coupons_count = count( $linked_coupons );
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if ( $linked_coupons_count > $max_coupons_limit ) {
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$linked_coupons = array_slice( $linked_coupons, 0, $max_coupons_limit );
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} elseif ( $linked_coupons_count < $max_coupons_limit ) { // Try to find more linked coupons if number of found coupons are not matching $max_coupons_limit.
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// Try to find linked coupons from the variations.
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if ( $product->is_type( 'variable' ) && $product->has_child() ) {
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$children = $product->get_children();
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foreach ( $children as $variation_id ) {
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$variation = wc_get_product( $variation_id );
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$variation_linked_coupons = ( $this->is_callable( $variation, 'get_meta' ) ) ? $variation->get_meta( '_coupon_title' ) : $this->get_post_meta( $variation_id, '_coupon_title', true );
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if ( empty( $variation_linked_coupons ) || ! is_array( $variation_linked_coupons ) ) {
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continue;
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}
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$linked_coupons = array_merge( $linked_coupons, $variation_linked_coupons );
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$linked_coupons = array_filter( array_unique( $linked_coupons ) );
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$linked_coupons_count = count( $linked_coupons );
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if ( $linked_coupons_count === $max_coupons_limit ) {
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break;
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} elseif ( $linked_coupons_count > $max_coupons_limit ) {
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$linked_coupons = array_slice( $linked_coupons, 0, $max_coupons_limit );
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break;
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}
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}
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}
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}
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if ( empty( $linked_coupons ) || ! is_array( $linked_coupons ) ) {
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echo esc_html( '–' );
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return;
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}
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$linked_coupons = array_values( $linked_coupons );
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$coupon_html = array();
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foreach ( $linked_coupons as $index => $coupon_code ) {
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$coupon_id = wc_get_coupon_id_by_code( $coupon_code );
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$coupon_edit_url = add_query_arg(
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array(
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'post' => $coupon_id,
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'action' => 'edit',
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),
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admin_url( 'post.php' )
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);
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$coupon_html[] = '<a href="' . esc_url( $coupon_edit_url ) . '" target="_blank" title="' . esc_attr__( 'Open in a new tab', 'woocommerce-smart-coupons' ) . '"><code>' . esc_html( $coupon_code ) . '</code></a>';
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}
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$linked_coupons_html = apply_filters(
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'wc_sc_product_column_linked_coupons_html',
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implode( ' , ', $coupon_html ),
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array(
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'source' => $this,
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'product_id' => $product_id,
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'product_obj' => $product,
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'maximum_linked_coupons_limit' => $max_coupons_limit,
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'linked_coupons' => $linked_coupons,
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)
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);
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echo wp_kses_post( $linked_coupons_html );
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}
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}
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}
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WC_SC_Product_Columns::get_instance();
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