hurrytimer / includes / WCCampaign.php

WCCampaign.php in HurryTimer – An Scarcity and Urgency Countdown Timer for WordPress & WooCommerce 2.6.2, at includes/WCCampaign.php

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1	<?php
2
3	namespace Hurrytimer;
4
5	class WCCampaign {
6	/**
7	* Returns campaigns with WooCommerce enabled.
8	*
9	* @return array
10	*/
11	public function get_wc_campaigns() {
12	$posts = get_posts( [
13	'post_type' => HURRYT_POST_TYPE,
14	'numberposts' => -1,
15	'post_status' => 'publish',
16	'meta_query' => [
17	[
18	'key' => 'wc_enable',
19	'value' => C::YES,
20	]
21	],
22	] );
23
24	return array_map( function ( $post ) {
25	return hurryt_get_campaign( $post->ID );
26	}, $posts );
27	}
28
29	/**
30	* Run campaign for then given product page.
31	*
32	* @param $product_id
33	*/
34	public function run( $product_id ) {
35	$compaigns = $this->get_wc_campaigns();
36
37	/**
38	* @var Campaign $campaign
39	*/
40	foreach ( $compaigns as $campaign ) {
41	if( ! $campaign->is_wc_enabled() ) {
42	continue;
43	}
44	if ( $this->has_campaign( $campaign, $product_id )
45	&& $this->met_conditions( $campaign, $product_id )
46	) {
47	do_action( 'hurryt_pre_render', $campaign );
48	$callback = function () use ( $campaign ) { $this->render_shortcode( $campaign ); };
49	add_action(
50	'woocommerce_single_product_summary',
51	$callback,
52	$campaign->getWcPosition()
53	);
54	}
55	}
56	}
57
58	/**
59	* Check if given product has an active campaign.
60	*
61	* @param Campaign $campaign
62	* @param $product_id
63	*
64	* @return bool
65	*/
66	public function has_campaign( $campaign, $product_id ) {
67
68	$cat_ids = $this->get_product_categories( $product_id );
69	$type = $campaign->getWcProductsSelectionType();
70	$selection = $campaign->getWcProductsSelection();
71	switch ( $type ) {
72	case C::WC_PS_TYPE_ALL:
73	return true;
74
75	case C::WC_PS_TYPE_INCLUDE_PRODUCTS:
76	return in_array( $product_id, $selection );
77
78	case C::WC_PS_TYPE_EXCLUDE_PRODUCTS:
79	return ! in_array( $product_id, $selection );
80
81	case C::WC_PS_TYPE_INCLUDE_CATEGORIES:
82	$callback = function ( $id ) use ( $cat_ids ) {
83	return in_array( $id, $cat_ids );
84	};
85	$results = array_filter( $selection, $callback );
86
87	return count( $results ) > 0;
88
89	case C::WC_PS_TYPE_EXCLUDE_CATEGORIES:
90	$results = array_filter( $selection, function ( $id ) use ( $cat_ids ) {
91	return ! in_array( $id, $cat_ids );
92	} );
93
94	return count( $results ) > 0;
95
96	default:
97	return false;
98	}
99	}
100
101	/**
102	* Returns categories ids for the given product.
103	*
104	* @param $product_id
105	*
106	* @return array\|\WP_Error
107	*/
108	public function get_product_categories( $product_id ) {
109	return wp_get_object_terms( $product_id, 'product_cat', [
110	'fields' => 'ids',
111	] );
112	}
113
114	/**
115	* Render shortcode for the given campaign ID.
116	*
117	* @param Campaign $campaign
118	*/
119	public function render_shortcode( $campaign ) {
120	$shortcode = '[hurrytimer id=' . $campaign->get_id() . ' ]';
121	echo do_shortcode( $shortcode );
122	}
123
124	/**
125	* Change stock status.
126	*
127	* @param Campaign $campaign
128	* @param int $stock_status
129	*/
130	public function change_stock_status( $campaign, $stock_status ) {
131	if ( ! $campaign->is_wc_enabled() ) {
132	return;
133	}
134
135	$products = $this->get_campaign_products( $campaign );
136	foreach ( $products as $product ) {
137	if ( $stock_status === C::WC_OUT_OF_STOCK
138	&& apply_filters( 'hurryt_empty_stock', true, $product->get_id(),
139	$campaign->get_id() )
140	) {
141	wc_update_product_stock( 0 );
142	}
143	wc_update_product_stock_status( $product->get_id(), $stock_status );
144	}
145	}
146
147	/**
148	* Get campaign's products ID.
149	*
150	* @param Campaign $campaign
151	*
152	* @return array
153	*/
154	function get_campaign_products( $campaign ) {
155	/**
156	* Selected products/categories ids.
157	*/
158	$object_ids = $campaign->getWcProductsSelection();
159	/**
160	* @see C
161	*/
162	$type = $campaign->getWcProductsSelectionType();
163	/**
164	* @var array $args Products query default args.
165	*/
166	$args = [ 'limit' => -1, 'status' => 'publish' ];
167	switch ( $type ) {
168	case C::WC_PS_TYPE_ALL:
169	return wc_get_products( $args );
170	case C::WC_PS_TYPE_EXCLUDE_PRODUCTS:
171	return wc_get_products( array_merge( $args, [ 'exclude' => $object_ids ] ) );
172	case C::WC_PS_TYPE_INCLUDE_PRODUCTS:
173	return wc_get_products( array_merge( $args, [ 'include' => $object_ids ] ) );
174	case C::WC_PS_TYPE_INCLUDE_CATEGORIES:
175	$cat_slugs = get_terms( [
176	'taxonomy' => 'product_cat',
177	'include' => $object_ids,
178	'fields' => 'slugs',
179	] );
180
181	return wc_get_products( array_merge( $args, [ 'category' => $cat_slugs ] ) );
182	case C::WC_PS_TYPE_EXCLUDE_CATEGORIES:
183	$cat_slugs = get_terms( [
184	'taxonomy' => 'product_cat',
185	'exclude' => $object_ids,
186	'fields' => 'slugs',
187	] );
188
189	return wc_get_products( array_merge( $args, [ 'category' => $cat_slugs ] ) );
190	default:
191	return [];
192	}
193	}
194
195	public function met_conditions( $campaign, $object_id ) {
196	$groups = $campaign->getWcConditions();
197
198	if ( empty( $groups ) ) {
199	return true;
200	}
201
202	$product = wc_get_product( $object_id );
203	$truthy_conditions = [];
204	$truthy_groups = [];
205	foreach ( $groups as $conditions ) {
206	foreach ( $conditions as $condition ) {
207
208	switch ( $condition[ 'key' ] ) {
209	case 'stock_status':
210	if ( $condition[ 'operator' ] === '==' ) {
211	$truthy_conditions[] = $product->get_stock_status()
212	== $condition[ 'value' ];
213	}
214	if ( $condition[ 'operator' ] === '!=' ) {
215	$truthy_conditions[] = $product->get_stock_status()
216	!= $condition[ 'value' ];
217	}
218	break;
219	case 'stock_quantity':
220	if ( $condition[ 'operator' ] === '==' ) {
221	$truthy_conditions[] = $product->get_stock_quantity()
222	== $condition[ 'value' ];
223	}
224	if ( $condition[ 'operator' ] === '!=' ) {
225	$truthy_conditions[] = $product->get_stock_quantity()
226	!= $condition[ 'value' ];
227	}
228	if ( $condition[ 'operator' ] === '>' ) {
229	$truthy_conditions[] = $product->get_stock_quantity()
230	> $condition[ 'value' ];
231	}
232	if ( $condition[ 'operator' ] === '<' ) {
233	$truthy_conditions[] = $product->get_stock_quantity()
234	< $condition[ 'value' ];
235	}
236	break;
237	case 'shipping_class':
238	if ( $condition[ 'operator' ] === '==' ) {
239	$truthy_conditions[] = $product->get_shipping_class_id()
240	== $condition[ 'value' ];
241	}
242	if ( $condition[ 'operator' ] === '!=' ) {
243	$truthy_conditions[] = $product->get_shipping_class_id()
244	!= $condition[ 'value' ];
245	}
246	break;
247	case 'on_sale':
248	$truthy_conditions[] = filter_var($condition[ 'value' ], FILTER_VALIDATE_BOOLEAN) === $product->is_on_sale();
249
250	break;
251
252	default:
253
254	throw new \Exception('Rule [' . $condition[ 'key' ] .'] not supported.');
255
256	}
257	}
258	$is_met = array_filter( $truthy_conditions, function ( $bool ) {
259	return $bool === true;
260	} );
261
262	$truthy_groups[] = count( $is_met ) === count( $conditions );
263	}
264	$met = array_filter( $truthy_groups, function ( $bool ) {
265	return $bool === true;
266	} );;
267
268	return ! empty( $met );
269	}
270	}
271