king-addons / includes / wishlist / Wishlist_Frontend.php

Wishlist_Frontend.php in King Addons for Elementor – 100+ Elementor Widgets, 4 000+ Elementor Templates, WooCommerce Builder, Mega Menu, Popup Builder 51.1.87, at includes/wishlist/Wishlist_Frontend.php

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1	<?php
2
3	namespace King_Addons\Wishlist;
4
5	use WP_Error;
6
7	if (!defined('ABSPATH')) {
8	exit;
9	}
10
11	/**
12	* Handles front-end hooks, assets, AJAX, and shortcodes.
13	*/
14	class Wishlist_Frontend
15	{
16	private Wishlist_Service $service;
17	private Wishlist_Renderer $renderer;
18
19	/**
20	* @param Wishlist_Service $service Wishlist service instance.
21	* @param Wishlist_Renderer $renderer Renderer instance.
22	*/
23	public function __construct(Wishlist_Service $service, Wishlist_Renderer $renderer)
24	{
25	$this->service = $service;
26	$this->renderer = $renderer;
27	}
28
29	/**
30	* Register scripts, ajax handlers, and shortcodes.
31	*
32	* @return void
33	*/
34	public function hooks(): void
35	{
36	add_action('wp_enqueue_scripts', [$this, 'enqueue_assets']);
37
38	add_action('wp_ajax_nopriv_king_addons_wishlist_toggle', [$this, 'handle_toggle']);
39	add_action('wp_ajax_king_addons_wishlist_toggle', [$this, 'handle_toggle']);
40
41	add_action('wp_ajax_nopriv_king_addons_wishlist_count', [$this, 'handle_count']);
42	add_action('wp_ajax_king_addons_wishlist_count', [$this, 'handle_count']);
43
44	add_action('wp_ajax_king_addons_wishlist_update_note', [$this, 'handle_update_note']);
45	add_action('wp_ajax_king_addons_wishlist_remove', [$this, 'handle_remove']);
46
47	add_shortcode('ka_wishlist_button', [$this, 'shortcode_button']);
48	add_shortcode('ka_wishlist_counter', [$this, 'shortcode_counter']);
49	add_shortcode('ka_wishlist_page', [$this, 'shortcode_page']);
50	}
51
52	/**
53	* Enqueue wishlist assets and pass localized data.
54	*
55	* @return void
56	*/
57	public function enqueue_assets(): void
58	{
59	if (!Wishlist_Settings::is_enabled()) {
60	return;
61	}
62
63	$style_path = KING_ADDONS_PATH . 'includes/wishlist/assets/style.css';
64	$script_path = KING_ADDONS_PATH . 'includes/wishlist/assets/script.js';
65	$style_ver = file_exists($style_path) ? (string) filemtime($style_path) : KING_ADDONS_VERSION;
66	$script_ver = file_exists($script_path) ? (string) filemtime($script_path) : KING_ADDONS_VERSION;
67
68	$style_deps = [];
69	if (wp_style_is('font-awesome-5-all', 'registered')) {
70	wp_enqueue_style('font-awesome-5-all');
71	$style_deps[] = 'font-awesome-5-all';
72	}
73	if (wp_style_is('elementor-icons', 'registered')) {
74	wp_enqueue_style('elementor-icons');
75	$style_deps[] = 'elementor-icons';
76	}
77
78	wp_enqueue_style(
79	'king-addons-wishlist',
80	KING_ADDONS_URL . 'includes/wishlist/assets/style.css',
81	$style_deps,
82	$style_ver
83	);
84
85	wp_enqueue_script(
86	'king-addons-wishlist',
87	KING_ADDONS_URL . 'includes/wishlist/assets/script.js',
88	['jquery'],
89	$script_ver,
90	true
91	);
92
93	wp_localize_script(
94	'king-addons-wishlist',
95	'kingAddonsWishlist',
96	[
97	'ajaxUrl' => admin_url('admin-ajax.php'),
98	'nonce' => wp_create_nonce('king_addons_wishlist'),
99	'labels' => [
100	'added' => Wishlist_Settings::get('button_added_text'),
101	'add' => Wishlist_Settings::get('button_add_text'),
102	'error' => esc_html__('Unable to update wishlist. Please try again.', 'king-addons'),
103	'empty' => esc_html__('No products in wishlist yet.', 'king-addons'),
104	],
105	]
106	);
107	}
108
109	/**
110	* Handle AJAX toggle request.
111	*
112	* @return void
113	*/
114	public function handle_toggle(): void
115	{
116	$nonce = $_POST['nonce'] ?? '';
117	if (!wp_verify_nonce(sanitize_text_field($nonce), 'king_addons_wishlist')) {
118	wp_send_json_error(['message' => esc_html__('Invalid nonce.', 'king-addons')], 400);
119	}
120
121	$product_id = absint($_POST['product_id'] ?? 0);
122	$variation_id = absint($_POST['variation_id'] ?? 0);
123	$wishlist_id = isset($_POST['wishlist_id']) ? sanitize_title(wp_unslash($_POST['wishlist_id'])) : null;
124
125	if (!$product_id) {
126	wp_send_json_error(['message' => esc_html__('Product id is required.', 'king-addons')], 400);
127	}
128
129	if (!function_exists('wc_get_product') \|\| !wc_get_product($product_id)) {
130	wp_send_json_error(['message' => esc_html__('Product id is required.', 'king-addons')], 400);
131	}
132
133	if (!Wishlist_Settings::guests_allowed() && !is_user_logged_in()) {
134	wp_send_json_error(['message' => esc_html__('Please sign in to use wishlist.', 'king-addons')], 403);
135	}
136
137	$result = $this->service->toggle_item($product_id, $variation_id, 1, $wishlist_id);
138	if ($result instanceof WP_Error) {
139	wp_send_json_error(['message' => $result->get_error_message()], 400);
140	}
141
142	wp_send_json_success([
143	'wishlist_id' => $result['wishlist_id'],
144	'count' => $result['count'],
145	'state' => !empty($result['success']) ? ($this->service->has_item($product_id, $variation_id, $wishlist_id) ? 'added' : 'default') : 'default',
146	'page_html' => $this->shortcode_page([
147	'wishlist_id' => $result['wishlist_id'] ?? '',
148	]),
149	]);
150	}
151
152	/**
153	* Return wishlist count via AJAX.
154	*
155	* @return void
156	*/
157	public function handle_count(): void
158	{
159	$nonce = $_GET['nonce'] ?? '';
160	if (!wp_verify_nonce(sanitize_text_field($nonce), 'king_addons_wishlist')) {
161	wp_send_json_error(['message' => esc_html__('Invalid nonce.', 'king-addons')], 400);
162	}
163
164	$wishlist_id = isset($_GET['wishlist_id']) ? sanitize_title(wp_unslash($_GET['wishlist_id'])) : null;
165	wp_send_json_success([
166	'count' => $this->service->get_count($wishlist_id),
167	]);
168	}
169
170	/**
171	* Handle AJAX request to update product note (Pro feature).
172	*
173	* @return void
174	*/
175	public function handle_update_note(): void
176	{
177	$nonce = $_POST['nonce'] ?? '';
178	if (!wp_verify_nonce(sanitize_text_field($nonce), 'king_addons_wishlist')) {
179	wp_send_json_error(['message' => esc_html__('Invalid nonce.', 'king-addons')], 400);
180	}
181
182	if (!is_user_logged_in()) {
183	wp_send_json_error(['message' => esc_html__('Please sign in to add notes.', 'king-addons')], 403);
184	}
185
186	// Pro check
187	if (!function_exists('king_addons_freemius') \|\| !king_addons_freemius()->can_use_premium_code__premium_only()) {
188	wp_send_json_error(['message' => esc_html__('Notes require Pro version.', 'king-addons')], 403);
189	}
190
191	$product_id = absint($_POST['product_id'] ?? 0);
192	$variation_id = absint($_POST['variation_id'] ?? 0);
193	$note = sanitize_textarea_field(wp_unslash($_POST['note'] ?? ''));
194	$wishlist_id = isset($_POST['wishlist_id']) ? sanitize_title(wp_unslash($_POST['wishlist_id'])) : null;
195
196	if (!$product_id) {
197	wp_send_json_error(['message' => esc_html__('Product ID required.', 'king-addons')], 400);
198	}
199
200	$result = $this->service->update_item_note($product_id, $variation_id, $note, $wishlist_id);
201
202	if (is_wp_error($result)) {
203	wp_send_json_error(['message' => $result->get_error_message()], 400);
204	}
205
206	wp_send_json_success(['message' => esc_html__('Note saved.', 'king-addons')]);
207	}
208
209	/**
210	* Handle AJAX request to remove item from wishlist.
211	*
212	* @return void
213	*/
214	public function handle_remove(): void
215	{
216	$nonce = $_POST['nonce'] ?? '';
217	if (!wp_verify_nonce(sanitize_text_field($nonce), 'king_addons_wishlist')) {
218	wp_send_json_error(['message' => esc_html__('Invalid nonce.', 'king-addons')], 400);
219	}
220
221	$product_id = absint($_POST['product_id'] ?? 0);
222	$variation_id = absint($_POST['variation_id'] ?? 0);
223	$wishlist_id = isset($_POST['wishlist_id']) ? sanitize_title(wp_unslash($_POST['wishlist_id'])) : null;
224
225	if (!$product_id) {
226	wp_send_json_error(['message' => esc_html__('Product ID required.', 'king-addons')], 400);
227	}
228
229	$result = $this->service->remove_item($product_id, $variation_id, $wishlist_id);
230
231	wp_send_json_success([
232	'count' => $result['count'],
233	'message' => esc_html__('Removed from wishlist.', 'king-addons'),
234	]);
235	}
236
237	/**
238	* Shortcode renderer for wishlist button.
239	*
240	* @param array<string, mixed> $atts Shortcode attributes.
241	* @return string Rendered HTML.
242	*/
243	public function shortcode_button(array $atts): string
244	{
245	if (!Wishlist_Settings::is_enabled()) {
246	return '';
247	}
248
249	$atts = shortcode_atts(
250	[
251	'product_id' => get_the_ID(),
252	'variation_id' => 0,
253	'wishlist_id' => '',
254	],
255	$atts
256	);
257
258	return $this->renderer->render_button([
259	'product_id' => absint($atts['product_id']),
260	'variation_id' => absint($atts['variation_id']),
261	'wishlist_id' => $atts['wishlist_id'],
262	]);
263	}
264
265	/**
266	* Shortcode renderer for wishlist counter.
267	*
268	* @param array<string, mixed> $atts Shortcode attributes.
269	* @return string Rendered HTML.
270	*/
271	public function shortcode_counter(array $atts): string
272	{
273	if (!Wishlist_Settings::is_enabled()) {
274	return '';
275	}
276
277	$atts = shortcode_atts(
278	[
279	'wishlist_id' => '',
280	],
281	$atts
282	);
283
284	return $this->renderer->render_counter([
285	'wishlist_id' => $atts['wishlist_id'],
286	]);
287	}
288
289	/**
290	* Render wishlist page/list shortcode.
291	*
292	* @param array<string, mixed> $atts Shortcode attributes.
293	* @return string Rendered HTML.
294	*/
295	public function shortcode_page(array $atts): string
296	{
297	if (!Wishlist_Settings::is_enabled()) {
298	return '';
299	}
300
301	if (!Wishlist_Settings::guests_allowed() && !is_user_logged_in()) {
302	return '<div class="king-addons-wishlist__notice">' . esc_html(Wishlist_Settings::get('guest_block_text')) . '</div>';
303	}
304
305	$atts = shortcode_atts(
306	[
307	'wishlist_id' => '',
308	],
309	$atts
310	);
311
312	$wishlist_id = $atts['wishlist_id'] ?: $this->service->get_active_wishlist_id();
313	$items = $this->service->get_items($wishlist_id);
314	$columns = Wishlist_Settings::get('wishlist_columns', Wishlist_Settings::defaults()['wishlist_columns']);
315	$is_pro = function_exists('king_addons_freemius') && king_addons_freemius()->can_use_premium_code__premium_only();
316	$column_labels = [
317	'image' => esc_html__('Image', 'king-addons'),
318	'title' => esc_html__('Title', 'king-addons'),
319	'price' => esc_html__('Price', 'king-addons'),
320	'stock' => esc_html__('Stock', 'king-addons'),
321	'notes' => esc_html__('Notes', 'king-addons'),
322	'add_to_cart' => esc_html__('Add to cart', 'king-addons'),
323	'remove' => esc_html__('Remove', 'king-addons'),
324	];
325	// Only show notes column if Pro and user is logged in
326	if (!$is_pro \|\| !is_user_logged_in()) {
327	$columns = array_filter($columns, function ($col) {
328	return $col !== 'notes';
329	});
330	}
331
332	ob_start();
333	?>
334	<div class="king-addons-wishlist-page" data-wishlist-id="<?php echo esc_attr($wishlist_id); ?>">
335	<table class="king-addons-wishlist-table">
336	<thead>
337	<tr>
338	<?php foreach ($columns as $column) : ?>
339	<th class="king-addons-wishlist-table__heading king-addons-wishlist-table__heading--<?php echo esc_attr($column); ?>">
340	<?php echo esc_html($column_labels[$column] ?? ucfirst(str_replace('_', ' ', $column))); ?>
341	</th>
342	<?php endforeach; ?>
343	</tr>
344	</thead>
345	<tbody>
346	<?php if (empty($items)) : ?>
347	<tr>
348	<td colspan="<?php echo esc_attr(count($columns)); ?>" class="king-addons-wishlist-table__empty">
349	<?php esc_html_e('No products in wishlist yet.', 'king-addons'); ?>
350	</td>
351	</tr>
352	<?php else : ?>
353	<?php foreach ($items as $item) : ?>
354	<?php
355	$product = function_exists('wc_get_product') ? wc_get_product($item->variation_id ?: $item->product_id) : null;
356	if (!$product) {
357	continue;
358	}
359	?>
360	<tr class="king-addons-wishlist-table__row" data-product-id="<?php echo esc_attr($item->product_id); ?>">
361	<?php foreach ($columns as $column) : ?>
362	<td class="king-addons-wishlist-table__cell king-addons-wishlist-table__cell--<?php echo esc_attr($column); ?>">
363	<?php echo wp_kses_post($this->render_table_cell($column, $product, $item)); ?>
364	</td>
365	<?php endforeach; ?>
366	</tr>
367	<?php endforeach; ?>
368	<?php endif; ?>
369	</tbody>
370	</table>
371	</div>
372	<?php
373	return ob_get_clean();
374	}
375
376	/**
377	* Render a table cell content.
378	*
379	* @param string $column Column key.
380	* @param \WC_Product $product Product instance.
381	* @param object $item Wishlist item row.
382	* @return string Rendered HTML.
383	*/
384	private function render_table_cell(string $column, \WC_Product $product, object $item): string
385	{
386	switch ($column) {
387	case 'image':
388	return '<a href="' . esc_url($product->get_permalink()) . '" class="king-addons-wishlist-table__thumb">' . $product->get_image('thumbnail') . '</a>';
389	case 'title':
390	return '<a href="' . esc_url($product->get_permalink()) . '" class="king-addons-wishlist-table__title">' . esc_html($product->get_name()) . '</a>';
391	case 'price':
392	return '<span class="king-addons-wishlist-table__price">' . wp_kses_post($product->get_price_html()) . '</span>';
393	case 'stock':
394	return '<span class="king-addons-wishlist-table__stock">' . esc_html($product->is_in_stock() ? __('In stock', 'king-addons') : __('Out of stock', 'king-addons')) . '</span>';
395	case 'notes':
396	return $this->render_notes_cell($item);
397	case 'add_to_cart':
398	return $this->render_add_to_cart_button($product);
399	case 'remove':
400	$remove_label = esc_html__('Remove', 'king-addons');
401	return '<button type="button" class="king-addons-wishlist-button king-addons-wishlist-button--table-remove" data-product-id="' . esc_attr($item->product_id) . '" data-variation-id="' . esc_attr($item->variation_id) . '" data-wishlist-id="' . esc_attr($item->wishlist_id) . '" data-label-default="' . esc_attr($remove_label) . '" data-label-added="' . esc_attr($remove_label) . '"><span class="king-addons-wishlist-button__label">' . $remove_label . '</span></button>';
402	default:
403	return '';
404	}
405	}
406
407	/**
408	* Render Add to Cart button without relying on Woo shortcode.
409	*
410	* @param \WC_Product $product Product instance.
411	* @return string
412	*/
413	private function render_add_to_cart_button(\WC_Product $product): string
414	{
415	if (!$product->is_purchasable() \|\| !$product->is_in_stock()) {
416	return '<span class="king-addons-wishlist-table__add-to-cart is-disabled">' . esc_html__('Unavailable', 'king-addons') . '</span>';
417	}
418
419	$classes = [
420	'king-addons-wishlist-table__add-to-cart',
421	'button',
422	'product_type_' . $product->get_type(),
423	];
424
425	if ($product->supports('ajax_add_to_cart')) {
426	$classes[] = 'ajax_add_to_cart';
427	$classes[] = 'add_to_cart_button';
428	}
429
430	$attributes = [
431	'href' => $product->add_to_cart_url(),
432	'data-quantity' => 1,
433	'data-product_id' => $product->get_id(),
434	'data-product_sku' => $product->get_sku(),
435	'rel' => 'nofollow',
436	'class' => implode(' ', array_filter($classes)),
437	'aria-label' => wp_strip_all_tags($product->add_to_cart_description()),
438	];
439
440	return '<a ' . wc_implode_html_attributes($attributes) . '><span class="king-addons-wishlist-table__add-to-cart-label">' . esc_html($product->add_to_cart_text()) . '</span></a>';
441	}
442
443	/**
444	* Render the notes cell with inline editing (Pro feature).
445	*
446	* @param object $item Wishlist item row.
447	* @return string Rendered HTML.
448	*/
449	private function render_notes_cell(object $item): string
450	{
451	$meta = [];
452	if (!empty($item->meta)) {
453	$decoded = json_decode($item->meta, true);
454	if (is_array($decoded)) {
455	$meta = $decoded;
456	}
457	}
458	$note = $meta['note'] ?? '';
459
460	ob_start();
461	?>
462	<div class="king-addons-wishlist-notes" data-product-id="<?php echo esc_attr($item->product_id); ?>" data-variation-id="<?php echo esc_attr($item->variation_id); ?>" data-wishlist-id="<?php echo esc_attr($item->wishlist_id); ?>">
463	<div class="king-addons-wishlist-notes__display" <?php echo empty($note) ? 'style="display:none;"' : ''; ?>>
464	<span class="king-addons-wishlist-notes__text"><?php echo esc_html($note); ?></span>
465	<button type="button" class="king-addons-wishlist-notes__edit-btn" title="<?php esc_attr_e('Edit note', 'king-addons'); ?>">
466	<span class="dashicons dashicons-edit"></span>
467	</button>
468	</div>
469	<div class="king-addons-wishlist-notes__form" <?php echo !empty($note) ? 'style="display:none;"' : ''; ?>>
470	<textarea class="king-addons-wishlist-notes__input" rows="2" maxlength="200" placeholder="<?php esc_attr_e('Add a note...', 'king-addons'); ?>"><?php echo esc_textarea($note); ?></textarea>
471	<div class="king-addons-wishlist-notes__actions">
472	<button type="button" class="king-addons-wishlist-notes__save button button-small"><?php esc_html_e('Save', 'king-addons'); ?></button>
473	<?php if (!empty($note)) : ?>
474	<button type="button" class="king-addons-wishlist-notes__cancel button button-small"><?php esc_html_e('Cancel', 'king-addons'); ?></button>
475	<?php endif; ?>
476	</div>
477	</div>
478	</div>
479	<?php
480	return ob_get_clean();
481	}
482	}
483
484
485
486