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<?php
namespace AutomateWoo;
/**
* Generates new coupons based on existing coupons
*
* @class Coupon_Generator
*/
class Coupon_Generator {
/** @var string : Coupon code to be cloned */
public $template_coupon_code;
/** @var integer */
public $template_coupon_id;
/** @var string */
public $code;
/** @var string */
public $prefix = '';
/** @var string */
public $suffix = '';
/*** @var string : Number of days till coupon expires */
public $expires;
/** @var int */
public $usage_limit;
/** @var string */
public $email_restriction;
/** @var string */
public $description;
/**
* Coupon_Generator constructor.
*/
public function __construct() {
// set default values
$this->prefix = apply_filters( 'automatewoo_generate_coupon_default_prefix', 'aw-' );
$this->description = __( 'Generated by AutomateWoo', 'automatewoo' );
$this->usage_limit = 1;
}
/**
* @param string $code
*/
public function set_template_coupon_code( $code ) {
if ( ! $code ) {
return;
}
global $wpdb;
$this->template_coupon_code = $code;
$this->template_coupon_id = absint(
$wpdb->get_var(
$wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE post_title = %s AND post_type = 'shop_coupon'", $this->template_coupon_code )
)
);
}
/**
* @return integer
*/
public function get_template_coupon_id() {
return absint( $this->template_coupon_id );
}
/**
* @param string $prefix
*/
public function set_prefix( $prefix ) {
$this->prefix = $prefix;
}
/**
* @param string $code
*/
public function set_code( $code ) {
$this->code = $code;
}
/**
* @param string $email
*/
public function set_email_restriction( $email ) {
$this->email_restriction = is_email( $email );
}
/**
* @param integer $days
*/
public function set_expires( $days ) {
$this->expires = absint( $days );
}
/**
* @param string $suffix
*/
public function set_suffix( $suffix ) {
$this->suffix = $suffix;
}
/**
* @param integer $usage_limit
*/
public function set_usage_limit( $usage_limit ) {
$this->usage_limit = absint( $usage_limit );
}
/**
* @param string $description
*/
public function set_description( $description ) {
$this->description = $description;
}
/**
* Generates a unique coupon code
*
* @return string
*/
public function generate_code() {
$length = absint( apply_filters( 'automatewoo/coupon_generator/key_length', 10, $this ) );
$code = trim( $this->prefix ) . aw_generate_coupon_key( $length ) . trim( $this->suffix );
$code = apply_filters( 'automatewoo/coupon_generator/code', $code, $this );
if ( $this->is_existing_coupon_code( $code ) ) {
return $this->generate_code();
}
return $code;
}
/**
* @param string $code
* @return bool
*/
public function is_existing_coupon_code( $code ) {
return (bool) wc_get_coupon_id_by_code( $code );
}
/**
* @return \WC_Coupon|bool
*/
public function generate_coupon() {
if ( ! $this->get_template_coupon_id() ) {
return false;
}
if ( ! $this->code ) {
$this->code = $this->generate_code();
}
$coupon = [
'post_title' => $this->code,
'post_content' => '',
'post_status' => 'publish',
'post_author' => 1,
'post_type' => 'shop_coupon',
'post_excerpt' => $this->description,
];
wp_insert_post( $coupon );
$coupon = new \WC_Coupon( $this->code );
if ( $this->email_restriction ) {
$coupon->set_email_restrictions( [ $this->email_restriction ] );
}
// copy details from template coupon to new coupon
$template_coupon = new \WC_Coupon( $this->get_template_coupon_id() );
$coupon->set_discount_type( $template_coupon->get_discount_type() );
$coupon->set_amount( $template_coupon->get_amount() );
$coupon->set_individual_use( $template_coupon->get_individual_use() );
$coupon->set_product_ids( $template_coupon->get_product_ids() );
$coupon->set_excluded_product_ids( $template_coupon->get_excluded_product_ids() );
$coupon->set_usage_limit_per_user( $template_coupon->get_usage_limit_per_user() );
$coupon->set_limit_usage_to_x_items( $template_coupon->get_limit_usage_to_x_items() );
$coupon->set_free_shipping( $template_coupon->get_free_shipping() );
$coupon->set_exclude_sale_items( $template_coupon->get_exclude_sale_items() );
$coupon->set_product_categories( $template_coupon->get_product_categories() );
$coupon->set_excluded_product_categories( $template_coupon->get_excluded_product_categories() );
$coupon->set_minimum_amount( $template_coupon->get_minimum_amount() );
$coupon->set_maximum_amount( $template_coupon->get_maximum_amount() );
$coupon->set_date_expires( $template_coupon->get_date_expires() );
// support for WC_Free_Gift_Coupons
if ( Integrations::is_free_gift_coupons_active() ) {
$coupon->update_meta_data( '_wc_free_gift_coupon_data', $template_coupon->get_meta( '_wc_free_gift_coupon_data' ) );
$coupon->update_meta_data( '_wc_free_gift_coupon_free_shipping', $template_coupon->get_meta( '_wc_free_gift_coupon_free_shipping' ) );
}
// support for subscription recurring coupons
if ( Integrations::is_subscriptions_active() && \WCS_Limited_Recurring_Coupon_Manager::coupon_is_limited( $template_coupon ) ) {
$coupon->update_meta_data( '_wcs_number_payments', $template_coupon->get_meta( '_wcs_number_payments' ) );
}
if ( $this->expires ) {
$date = aw_normalize_date( "+$this->expires days" );
$coupon->set_date_expires( $date->getTimestamp() );
}
$coupon->set_usage_limit( $this->usage_limit );
$coupon->update_meta_data( '_is_aw_coupon', true );
if ( Integrations::is_points_rewards_active() ) {
$coupon->update_meta_data( '_wc_points_modifier', $template_coupon->get_meta( '_wc_points_modifier' ) );
}
/**
* Action fires before saving a coupon that is generated from a template coupon.
*
* @since 5.2.0
*
* @param \WC_Coupon $coupon The newly generated coupon object.
* @param \WC_Coupon $template_coupon The template coupon object.
* @param \AutomateWoo\Coupon_Generator $this The coupon generator object.
*/
do_action( 'automatewoo/coupon_generator/generate_from_template_coupon', $coupon, $template_coupon, $this );
$coupon->save();
// Clear coupon counts.
Cache::flush_group( 'coupons' );
return $coupon;
}
}
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