tier-pricing-table / src / Addons / MinQuantity / MinQuantity.php

MinQuantity.php in Tiered Pricing Table for WooCommerce 8.0.2, at src/Addons/MinQuantity/MinQuantity.php

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1	<?php namespace TierPricingTable\Addons\MinQuantity;
2
3	use TierPricingTable\Addons\AbstractAddon;
4	use TierPricingTable\PriceManager;
5	use TierPricingTable\TierPricingTablePlugin;
6	use WC_Cart;
7	use WC_Product;
8
9	class MinQuantity extends AbstractAddon {
10
11	public function getName(): string {
12	return __( 'Minimum order quantity validation', 'tier-pricing-table' );
13	}
14
15	public function run() {
16
17	( new StoreApiValidation() )->run();
18
19	add_action( 'woocommerce_before_calculate_totals', function ( WC_Cart $cart ) {
20	foreach ( $cart->get_cart_contents() as $cartItemKey => $cartItem ) {
21	if ( $cartItem['data'] instanceof WC_Product ) {
22
23	$productId = ! empty( $cartItem['variation_id'] ) ? $cartItem['variation_id'] : $cartItem['product_id'];
24
25	$pricingRule = PriceManager::getPricingRule( $productId );
26	$min = $pricingRule->getMinimum();
27
28	if ( ! $min ) {
29	continue;
30	}
31
32	$cartQty = ! empty( $cartItem['variation_id'] )
33	? $this->getProductCartQuantity( $cartItem['variation_id'], 'variation', $cart )
34	: $this->getProductCartQuantity( $cartItem['product_id'], 'product', $cart );
35
36	if ( $cartQty < $min ) {
37	$cart->cart_contents[ $cartItemKey ]['quantity'] = $min;
38
39	// translators: %1$s: item name, %2$s: minimum quantity
40	wc_add_notice( sprintf( __( 'Minimum quantity for the %1$s is %2$d', 'tier-pricing-table' ),
41	$cartItem['data']->get_name(), $min ), 'error' );
42	}
43	}
44	}
45	} );
46
47	add_filter( 'woocommerce_quantity_input_args', function ( $args, $product = null ) {
48
49	if ( $product instanceof WC_Product && TierPricingTablePlugin::isSimpleProductSupported( $product ) ) {
50
51	if ( is_cart() && ! apply_filters( 'tiered_pricing_table/minimum_quantity/control_cart_quantity_field', true, $product ) ) {
52	return $args;
53	}
54
55	$pricingRule = PriceManager::getPricingRule( $product->get_id() );
56	$min = $pricingRule->getMinimum();
57
58	if ( ! $min ) {
59	return $args;
60	}
61
62	if ( is_cart() ) {
63	$args['min_value'] = $min;
64	} else {
65	$min = max( 1, $min - $this->getProductCartQuantity( $product->get_id() ) );
66	$args['min_value'] = $min;
67	}
68	}
69
70	return $args;
71	}, 9999, 2 );
72
73	add_filter( 'woocommerce_add_to_cart_validation', function ( $passed, $productId, $quantity, $variationId = 0 ) {
74	$productId = intval( $productId );
75	$quantity = intval( $quantity );
76
77	if ( $variationId ) {
78	$variationRule = PriceManager::getPricingRule( $variationId );
79	$varMin = $variationRule->getMinimum();
80	if ( $varMin ) {
81	$remainingMin = max( 1, $varMin - $this->getProductCartQuantity( $variationId, 'variation' ) );
82	if ( $quantity < $remainingMin ) {
83	wc_add_notice( sprintf( __( 'Minimum quantity for the product is %s', 'tier-pricing-table' ), $varMin ), 'error' );
84	return false;
85	}
86	}
87
88	$pricingRule = PriceManager::getPricingRule( $productId );
89	if ( $pricingRule->isMixAndMatchMinQuantity() ) {
90	return $passed;
91	}
92	} else {
93	$pricingRule = PriceManager::getPricingRule( $productId );
94	$min = $pricingRule->getMinimum();
95
96	if ( $min ) {
97	$cartQty = $this->getProductCartQuantity( $productId, 'product' );
98	$remainingMin = max( 1, $min - $cartQty );
99
100	if ( $quantity < $remainingMin ) {
101	// translators: %s: minimum quantity
102	wc_add_notice( sprintf( __( 'Minimum quantity for the product is %s', 'tier-pricing-table' ), $min ), 'error' );
103	return false;
104	}
105	}
106	}
107
108	return $passed;
109
110	}, 10, 4 );
111
112	add_filter( 'woocommerce_update_cart_validation', function ( $passed, $cart_item_key, $values, $quantity ) {
113
114	$product = $values['data'] ?? null;
115
116	if ( ! ( $product instanceof WC_Product ) ) {
117	return $passed;
118	}
119
120	$pricingRule = PriceManager::getPricingRule( $product->get_id() );
121
122	if ( ! $pricingRule->getMinimum() ) {
123	return $passed;
124	}
125
126	if ( $quantity && $quantity < $pricingRule->getMinimum() ) {
127
128	// translators: %s: minimum quantity
129	wc_add_notice( sprintf( __( 'Minimum quantity for the product is %s', 'tier-pricing-table' ),
130	$pricingRule->getMinimum() ), 'error' );
131
132	return false;
133	}
134
135	return $passed;
136
137	}, 10, 4 );
138
139	add_filter( 'woocommerce_available_variation', function ( $variation ) {
140	$pricingRule = PriceManager::getPricingRule( (int) $variation['variation_id'] );
141
142	$min = $pricingRule->getMinimum();
143
144	if ( ! $min ) {
145	return $variation;
146	}
147
148	$min = max( 1, $min - $this->getProductCartQuantity( (int) $variation['variation_id'], 'variation' ) );
149
150	$variation['min_qty'] = $min;
151	$variation['qty_value'] = $min;
152
153	return $variation;
154	} );
155
156	add_action( 'woocommerce_check_cart_items', function () {
157	$cart = wc()->cart;
158	if ( ! $cart ) {
159	return;
160	}
161
162	$parentQuantities = array();
163
164	foreach ( $cart->get_cart_contents() as $cartItem ) {
165	if ( $cartItem['data'] instanceof WC_Product ) {
166	$itemPricingRule = PriceManager::getPricingRule( $cartItem['data']->get_id() );
167	$itemMin = $itemPricingRule->getMinimum();
168	if ( $itemMin && $cartItem['quantity'] < $itemMin ) {
169	// translators: 1: Product name, 2: Minimum quantity.
170	wc_add_notice( sprintf( __( 'Minimum quantity for %1$s is %2$s.', 'tier-pricing-table' ),
171	$cartItem['data']->get_name(), $itemMin ), 'error' );
172	}
173
174	$parentId = $cartItem['data']->get_parent_id();
175	if ( $parentId ) {
176	if ( ! isset( $parentQuantities[ $parentId ] ) ) {
177	$parentQuantities[ $parentId ] = 0;
178	}
179	$parentQuantities[ $parentId ] += $cartItem['quantity'];
180	}
181	}
182	}
183
184	foreach ( $parentQuantities as $parentId => $qty ) {
185	$pricingRule = PriceManager::getPricingRule( $parentId );
186	if ( $pricingRule->isMixAndMatchMinQuantity() && $pricingRule->getMinimum() ) {
187	if ( $qty < $pricingRule->getMinimum() ) {
188	$product = wc_get_product( $parentId );
189	// translators: 1: Minimum quantity, 2: Product name.
190	wc_add_notice( sprintf( __( 'You need to order at least %1$s items of %2$s to meet the minimum order quantity.',
191	'tier-pricing-table' ), $pricingRule->getMinimum(),
192	$product ? $product->get_name() : '' ), 'error' );
193	}
194	}
195	}
196	} );
197
198	add_action( 'woocommerce_add_to_cart',
199	function ( $cart_item_key, $productId, $quantity, $variationId, $variation, $cartItemData ) {
200	if ( $variationId ) {
201	$parentPricingRule = PriceManager::getPricingRule( $productId );
202	if ( $parentPricingRule->isMixAndMatchMinQuantity() && $parentPricingRule->getMinimum() ) {
203	$cartQty = $this->getProductCartQuantity( $productId, 'product' );
204	$min = $parentPricingRule->getMinimum();
205	if ( $cartQty < $min ) {
206	$missing = $min - $cartQty;
207	$product = wc_get_product( $productId );
208	// translators: 1: Missing quantity, 2: Product name, 3: Minimum quantity.
209	wc_add_notice( sprintf( __( 'You need %1$s more items of %2$s to meet the minimum order quantity of %3$s.',
210	'tier-pricing-table' ), $missing, $product ? $product->get_name() : '', $min ),
211	'notice' );
212	}
213	}
214	}
215	}, 10, 6 );
216
217	add_action( 'wp_head', function () {
218
219	if ( ! is_product() ) {
220	return;
221	}
222
223	?>
224	<script>
225	// Handle Minimum Quantities by Tiered Pricing Table
226	(function ($) {
227
228	$(document).on('found_variation', function (event, variation) {
229	if (typeof variation.qty_value !== "undefined") {
230	// update quantity field with a new minimum
231	$('form.cart').find('[name=quantity]').val(variation.qty_value)
232	}
233
234	if (typeof variation.min_qty !== "undefined") {
235	// update quantity field with a new minimum
236	$('form.cart').find('[name=quantity]').attr('min', variation.min_qty);
237	}
238	});
239
240	})(jQuery);
241	</script>
242	<?php
243	} );
244	}
245
246	protected function getProductCartQuantity( $productId, $type = 'product', $cart = null ) {
247	$qty = 0;
248
249	$cart = $cart ? $cart : wc()->cart;
250
251	if ( $cart && is_array( $cart->cart_contents ) ) {
252	foreach ( $cart->cart_contents as $cartItem ) {
253
254	if ( 'variation' === $type ) {
255	$compare = ! empty( $cartItem['variation_id'] ) ? $cartItem['variation_id'] : 0;
256	} else {
257	$compare = $cartItem['product_id'];
258	}
259
260	if ( $compare == $productId ) {
261	$qty += $cartItem['quantity'];
262	}
263	}
264	}
265
266	return apply_filters( 'tiered_pricing_table/minimum_quantity/item_quantity', $qty, $productId );
267	}
268
269	public function getDescription(): string {
270	return __( 'Enforce minimum order quantities for products based on tiered pricing rules.',
271	'tier-pricing-table' );
272	}
273
274	public function getIcon(): string {
275	return '<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M7 18c-1.1 0-1.99.9-1.99 2S5.9 22 7 22s2-.9 2-2-.9-2-2-2zM1 2v2h2l3.6 7.59-1.35 2.45c-.16.28-.25.61-.25.96 0 1.1.9 2 2 2h12v-2H7.42c-.14 0-.25-.11-.25-.25l.03-.12.9-1.63h7.45c.75 0 1.41-.41 1.75-1.03l3.58-6.49c.08-.14.12-.31.12-.48 0-.55-.45-1-1-1H5.21l-.94-2H1zm16 16c-1.1 0-1.99.9-1.99 2s.89 2 1.99 2 2-.9 2-2-.9-2-2-2z"/></svg>';
276	}
277
278	public function getSlug(): string {
279	return 'minimum-quantity';
280	}
281	}
282