disco / functions / order.php

order.php in Discount Rules for WooCommerce – Disco | Dynamic Pricing, Conditions, Bulk, Bundle, BOGO 1.4.1, at functions/order.php

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1	<?php
2	/**
3	* Disco
4	*
5	* @package Disco
6	* @author Ohidul Islam <wahid0003@gmail.com>
7	* @link http://domain.tld
8	* @license GPL 2.0+
9	* @copyright 2022 WebAppick
10	*/
11
12	// Ensure the file is not accessed directly.
13	if ( ! defined( 'ABSPATH' ) ) {
14	exit;
15	}
16
17	if ( ! function_exists( 'disco_add_order_meta' ) ) {
18
19	/**
20	* Get a campaign id from WC session and set into post meta after place order.
21	* Unset WC session after update post-meta.
22	*
23	* @param int $order_id Order ID.
24	* @return void
25	*/
26	function disco_add_order_meta( $order_id ) {
27	// Validate session exists
28	if ( ! WC()->session ) {
29	return;
30	}
31
32	$campaigns = WC()->session->get( 'disco_campaign' );
33
34	if ( empty( $campaigns ) \|\| ! is_array( $campaigns ) ) {
35	return;
36	}
37
38	$order = wc_get_order( $order_id );
39
40	// Validate order exists
41	if ( ! $order instanceof WC_Order ) {
42	return;
43	}
44
45	/**
46	* Add each campaign ID as separate meta entry.
47	* Using unique=false allows multiple campaign IDs per order.
48	*/
49	/**
50	* Guard against double execution.
51	*
52	* This callback fires on both woocommerce_thankyou and
53	* woocommerce_payment_complete. Depending on the gateway and page
54	* reloads either can run first, so skip if campaign meta is already
55	* stored to avoid duplicate disco_campaign entries.
56	*/
57	$existing = $order->get_meta( 'disco_campaign', false );
58
59	if ( ! empty( $existing ) ) {
60	WC()->session->__unset( 'disco_campaign' );
61
62	return;
63	}
64
65	foreach ( $campaigns as $campaign_id ) {
66	$order->add_meta_data( 'disco_campaign', (int) $campaign_id, false );
67	}
68
69	// Save once after all meta is added (more efficient)
70	$order->save();
71
72	WC()->session->__unset( 'disco_campaign' );
73
74	// Clear price cache so user limits are re-evaluated
75	if ( !function_exists( 'disco_clear_price_cache' ) ) {
76	return;
77	}
78
79	disco_clear_price_cache();
80	}
81
82	add_action( 'woocommerce_thankyou', 'disco_add_order_meta', PHP_INT_MAX );
83	add_action( 'woocommerce_payment_complete', 'disco_add_order_meta', PHP_INT_MAX );
84	}
85
86	if ( ! function_exists( 'disco_reset_campaign_session' ) ) {
87
88	/**
89	* Clear the disco_campaign session before cart totals are recalculated.
90	*
91	* This prevents stale campaign IDs (from previously discounted products
92	* that were later removed from the cart) from being saved to order meta.
93	* The session is rebuilt fresh each time checkout prices are recalculated.
94	*
95	* @return void
96	*/
97	function disco_reset_campaign_session() {
98	if ( ! is_checkout() ) {
99	return;
100	}
101
102	if ( ! WC()->session ) {
103	return;
104	}
105
106	WC()->session->__unset( 'disco_campaign' );
107	}
108
109	add_action( 'woocommerce_before_calculate_totals', 'disco_reset_campaign_session', 0 );
110	}
111
112	if ( ! function_exists( 'disco_add_free_shipping_order_meta' ) ) {
113
114	/**
115	* Persist free-shipping campaign IDs to the order meta during checkout.
116	*
117	* Free shipping is applied through the woocommerce_package_rates filter,
118	* whose results WooCommerce caches per package. Because of that cache, the
119	* filter is not guaranteed to run on the final order-placement recalculation,
120	* so the campaign ID cannot be reliably staged in the WC session like the
121	* product and cart intents are. Instead we evaluate the Shipping intents
122	* fresh here, where the order object and cart are both available, and write
123	* the campaign IDs straight to the order.
124	*
125	* @param \WC_Order $order The order being created.
126	* @return void
127	*/
128	function disco_add_free_shipping_order_meta( $order ) {
129	if ( ! $order instanceof WC_Order ) {
130	return;
131	}
132
133	$campaign_ids = ( new \Disco\App\Disco )->get_applied_free_shipping_campaign_ids();
134
135	if ( empty( $campaign_ids ) ) {
136	return;
137	}
138
139	// Avoid duplicating IDs already staged from product/cart intents.
140	$existing = array_map( 'intval', $order->get_meta( 'disco_campaign', false ) ? wp_list_pluck( $order->get_meta( 'disco_campaign', false ), 'value' ) : array() );
141
142	foreach ( $campaign_ids as $campaign_id ) {
143	if ( in_array( (int) $campaign_id, $existing, true ) ) {
144	continue;
145	}
146
147	$order->add_meta_data( 'disco_campaign', (int) $campaign_id, false );
148	}
149	}
150
151	// Classic (shortcode) checkout: order is saved by WC after this action.
152	add_action( 'woocommerce_checkout_create_order', 'disco_add_free_shipping_order_meta', 20 );
153
154	// Block / Store API checkout: WC_Checkout::create_order() does not run, so
155	// the action above never fires. This Store API hook also passes the WC_Order
156	// (as its first arg) before the order is persisted.
157	add_action( 'woocommerce_store_api_checkout_update_order_meta', 'disco_add_free_shipping_order_meta', 20 );
158	}
159