221 lines
8.0 KiB
PHP
221 lines
8.0 KiB
PHP
<?php
|
|
/**
|
|
* WooCommerce coupons
|
|
*
|
|
* The WooCommerce coupons class gets coupon data from storage and checks coupon validity
|
|
*
|
|
* @class WC_Coupon
|
|
* @package WooCommerce
|
|
* @category Class
|
|
* @author WooThemes
|
|
*/
|
|
class WC_Coupon {
|
|
|
|
var $code;
|
|
var $id;
|
|
var $type;
|
|
var $amount;
|
|
var $individual_use;
|
|
var $product_ids;
|
|
var $usage_limit;
|
|
var $usage_count;
|
|
var $expiry_date;
|
|
var $apply_before_tax;
|
|
var $free_shipping;
|
|
var $product_categories;
|
|
var $exclude_product_categories;
|
|
var $minimum_amount;
|
|
var $customer_email;
|
|
var $coupon_custom_fields;
|
|
var $discount_type;
|
|
var $coupon_amount;
|
|
|
|
/** get coupon with $code */
|
|
function __construct( $code ) {
|
|
global $wpdb;
|
|
|
|
$this->code = esc_attr($code);
|
|
|
|
$coupon_data = apply_filters('woocommerce_get_shop_coupon_data', false, $code);
|
|
|
|
if ($coupon_data) :
|
|
$this->id = $coupon_data['id'];
|
|
$this->type = $coupon_data['type'];
|
|
$this->amount = $coupon_data['amount'];
|
|
$this->individual_use = $coupon_data['individual_use'];
|
|
$this->product_ids = $coupon_data['product_ids'];
|
|
$this->exclude_product_ids = $coupon_data['exclude_product_ids'];
|
|
$this->usage_limit = $coupon_data['usage_limit'];
|
|
$this->usage_count = $coupon_data['usage_count'];
|
|
$this->expiry_date = $coupon_data['expiry_date'];
|
|
$this->apply_before_tax = $coupon_data['apply_before_tax'];
|
|
$this->free_shipping = $coupon_data['free_shipping'];
|
|
$this->product_categories = $coupon_data['product_categories'];
|
|
$this->exclude_product_categories = $coupon_data['exclude_product_categories'];
|
|
$this->minimum_amount = $coupon_data['minimum_amount'];
|
|
$this->customer_email = $coupon_data['customer_email'];
|
|
return true;
|
|
else:
|
|
$coupon_id = $wpdb->get_var( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE BINARY post_title = %s AND post_type= %s", $this->code, 'shop_coupon' ) );
|
|
if ( $coupon_id ) $coupon = get_page($coupon_id); else return false;
|
|
|
|
// Check titles match
|
|
if ($this->code!==$coupon->post_title) return false;
|
|
|
|
if ($coupon && $coupon->post_status == 'publish') :
|
|
$this->id = $coupon->ID;
|
|
$this->coupon_custom_fields = get_post_custom( $this->id );
|
|
|
|
$load_data = array(
|
|
'discount_type' => 'fixed_cart',
|
|
'coupon_amount' => 0,
|
|
'individual_use' => 'no',
|
|
'product_ids' => '',
|
|
'exclude_product_ids' => '',
|
|
'usage_limit' => '',
|
|
'usage_count' => '',
|
|
'expiry_date' => '',
|
|
'apply_before_tax' => 'yes',
|
|
'free_shipping' => 'no',
|
|
'product_categories' => array(),
|
|
'exclude_product_categories' => array(),
|
|
'minimum_amount' => '',
|
|
'customer_email' => array()
|
|
);
|
|
|
|
foreach ($load_data as $key => $default) $this->$key = (isset($this->coupon_custom_fields[$key][0]) && $this->coupon_custom_fields[$key][0]!=='') ? $this->coupon_custom_fields[$key][0] : $default;
|
|
|
|
// Alias
|
|
$this->type = $this->discount_type;
|
|
$this->amount = $this->coupon_amount;
|
|
|
|
// Formatting
|
|
$this->product_ids = array_filter(array_map('trim', explode(',', $this->product_ids)));
|
|
$this->exclude_product_ids = array_filter(array_map('trim', explode(',', $this->exclude_product_ids)));
|
|
$this->expiry_date = ($this->expiry_date) ? strtotime($this->expiry_date) : '';
|
|
$this->product_categories = array_filter(array_map('trim', (array) maybe_unserialize($this->product_categories)));
|
|
$this->exclude_product_categories = array_filter(array_map('trim', (array) maybe_unserialize($this->exclude_product_categories)));
|
|
$this->customer_email = array_filter(array_map('trim', array_map('strtolower', (array) maybe_unserialize($this->customer_email))));
|
|
|
|
return true;
|
|
endif;
|
|
endif;
|
|
|
|
return false;
|
|
}
|
|
|
|
/** Check if coupon needs applying before tax **/
|
|
function apply_before_tax() {
|
|
if ($this->apply_before_tax=='yes') return true; else return false;
|
|
}
|
|
|
|
function enable_free_shipping() {
|
|
if ($this->free_shipping=='yes') return true; else return false;
|
|
}
|
|
|
|
/** Increase usage count */
|
|
function inc_usage_count() {
|
|
$this->usage_count++;
|
|
update_post_meta($this->id, 'usage_count', $this->usage_count);
|
|
}
|
|
|
|
/** Check coupon is valid */
|
|
function is_valid() {
|
|
|
|
global $woocommerce;
|
|
|
|
if ($this->id) :
|
|
|
|
$valid = true;
|
|
|
|
// Usage Limit
|
|
if ($this->usage_limit>0) :
|
|
if ($this->usage_count>=$this->usage_limit) :
|
|
$valid = false;
|
|
endif;
|
|
endif;
|
|
|
|
// Expired
|
|
if ($this->expiry_date) :
|
|
if (strtotime('NOW')>$this->expiry_date) :
|
|
$valid = false;
|
|
endif;
|
|
endif;
|
|
|
|
// Minimum spend
|
|
if ($this->minimum_amount>0) :
|
|
if ( $this->minimum_amount >= $woocommerce->cart->subtotal ) :
|
|
$valid = false;
|
|
endif;
|
|
endif;
|
|
|
|
// Product ids - If a product included is found in the cart then its valid
|
|
if (sizeof( $this->product_ids )>0) :
|
|
$valid_for_cart = false;
|
|
if (sizeof($woocommerce->cart->get_cart())>0) : foreach ($woocommerce->cart->get_cart() as $cart_item_key => $cart_item) :
|
|
if (in_array($cart_item['product_id'], $this->product_ids) || in_array($cart_item['variation_id'], $this->product_ids) || in_array($cart_item['data']->get_parent(), $this->product_ids)) :
|
|
$valid_for_cart = true;
|
|
endif;
|
|
endforeach; endif;
|
|
if (!$valid_for_cart) $valid = false;
|
|
endif;
|
|
|
|
// Category ids - If a product included is found in the cart then its valid
|
|
if (sizeof( $this->product_categories )>0) :
|
|
$valid_for_cart = false;
|
|
if (sizeof($woocommerce->cart->get_cart())>0) : foreach ($woocommerce->cart->get_cart() as $cart_item_key => $cart_item) :
|
|
|
|
$product_cats = wp_get_post_terms($cart_item['product_id'], 'product_cat', array("fields" => "ids"));
|
|
|
|
if ( sizeof( array_intersect( $product_cats, $this->product_categories ) ) > 0 ) $valid_for_cart = true;
|
|
|
|
endforeach; endif;
|
|
if (!$valid_for_cart) $valid = false;
|
|
endif;
|
|
|
|
// Cart discounts cannot be added if non-eligble product is found in cart
|
|
if ($this->type!='fixed_product' && $this->type!='percent_product') :
|
|
|
|
// Exclude Products
|
|
if (sizeof( $this->exclude_product_ids )>0) :
|
|
$valid_for_cart = true;
|
|
if (sizeof($woocommerce->cart->get_cart())>0) : foreach ($woocommerce->cart->get_cart() as $cart_item_key => $cart_item) :
|
|
if (in_array($cart_item['product_id'], $this->exclude_product_ids) || in_array($cart_item['variation_id'], $this->exclude_product_ids) || in_array($cart_item['data']->get_parent(), $this->exclude_product_ids)) :
|
|
$valid_for_cart = false;
|
|
endif;
|
|
endforeach; endif;
|
|
if (!$valid_for_cart) $valid = false;
|
|
endif;
|
|
|
|
// Exclude Categories
|
|
if (sizeof( $this->exclude_product_categories )>0) :
|
|
$valid_for_cart = true;
|
|
if (sizeof($woocommerce->cart->get_cart())>0) : foreach ($woocommerce->cart->get_cart() as $cart_item_key => $cart_item) :
|
|
|
|
$product_cats = wp_get_post_terms($cart_item['product_id'], 'product_cat', array("fields" => "ids"));
|
|
|
|
if ( sizeof( array_intersect( $product_cats, $this->exclude_product_categories ) ) > 0 ) $valid_for_cart = false;
|
|
|
|
endforeach; endif;
|
|
if (!$valid_for_cart) $valid = false;
|
|
endif;
|
|
|
|
endif;
|
|
|
|
$valid = apply_filters('woocommerce_coupon_is_valid', $valid, $this);
|
|
|
|
if ($valid) return true;
|
|
|
|
endif;
|
|
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/** Depreciated */
|
|
class woocommerce_coupon extends WC_Coupon {
|
|
public function __construct( $code ) {
|
|
_deprecated_function( 'woocommerce_coupon', '1.4', 'WC_Coupon()' );
|
|
parent::__construct( $code );
|
|
}
|
|
} |