sellkit / sellkit.php

sellkit.php in SellKit – Funnel builder and checkout optimizer for WooCommerce to sell more, faster 2.6.0, at sellkit.php

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1	<?php
2	/**
3	* Plugin Name: SellKit - Funnel builder and checkout optimizer for WooCommerce to sell more, faster
4	* Plugin URI: https://getsellkit.com/
5	* Description: Build unlimited sales funnels, one-click order bumps and upsells, custom thank you pages, and more. The free version of SellKit also offers a huge round of features to optimize your WooCommerce store: build and style single or multi-step checkout pages with advanced styling options. Add, remove & reorder form fields. Fasten the form submission process with pre-populated form data, Instant form validation, and removing cart page. All this and more is 100% free and for an unlimited number of sites.
6	* Version: 2.6.0
7	* Author: Artbees
8	* Author URI: https://artbees.net
9	* Text Domain: sellkit
10	* License: GPLv2 or later
11	*
12	* @package Sellkit
13	*/
14
15	use Sellkit\Admin\Funnel\Funnel;
16	use Sellkit\Admin\Settings\Sellkit_Admin_Settings;
17	use Sellkit\Contact_Segmentation\Conditions;
18	use Sellkit\Contact_Segmentation\Operators;
19	use Sellkit\Core\Install;
20	use Sellkit\Database;
21	use Sellkit\Product_Meta_Key\Sellkit_Product_Meta_Key;
22
23	defined( 'ABSPATH' ) \|\| die();
24
25	/**
26	* Check If sellkit Class exists.
27	*
28	* @SuppressWarnings(PHPMD.ExcessiveClassComplexity)
29	*/
30	if ( ! class_exists( 'Sellkit' ) ) {
31
32	/**
33	* SellKit class.
34	*
35	* @since 1.1.0
36	*/
37	class Sellkit {
38
39	/**
40	* Class instance.
41	*
42	* @since 1.1.0
43	* @var Sellkit
44	*/
45	private static $instance = null;
46
47	/**
48	* The plugin version number.
49	*
50	* @since 1.1.0
51	*
52	* @access private
53	* @var string
54	*/
55	private static $version;
56
57	/**
58	* The plugin basename.
59	*
60	* @since 1.1.0
61	*
62	* @access private
63	* @var string
64	*/
65	private static $plugin_basename;
66
67	/**
68	* The plugin name.
69	*
70	* @since 1.1.0
71	*
72	* @access private
73	* @var string
74	*/
75	private static $plugin_name;
76
77	/**
78	* The plugin directory.
79	*
80	* @since 1.1.0
81	*
82	* @access private
83	* @var string
84	*/
85	public static $plugin_dir;
86
87	/**
88	* The plugin URL.
89	*
90	* @since 1.1.0
91	*
92	* @access private
93	* @var string
94	*/
95	private static $plugin_url;
96
97	/**
98	* The plugin assets URL.
99	*
100	* @since 1.1.0
101	* @access public
102	*
103	* @var string
104	*/
105	public static $plugin_assets_url;
106
107	/**
108	* Database object.
109	*
110	* @since 1.1.0
111	* @access public
112	* @var Database
113	*/
114	public $db;
115
116	/**
117	* Sellkit menus.
118	*
119	* @since 1.1.0
120	* @var array Sellkit menus.
121	*/
122	public $sellkit_menus = [
123	'sellkit-dashboard',
124	'sellkit-funnel',
125	'sellkit-settings',
126	'sellkit-checkout',
127	];
128
129	/**
130	* Has pro plugin or not.
131	*
132	* @since 1.1.0
133	* @var array Checks if has pro or not.
134	*/
135	public $has_pro = false;
136
137	/**
138	* Get a class instance.
139	*
140	* @since 1.1.0
141	*
142	* @return Sellkit Class
143	*/
144	public static function get_instance() {
145	if ( is_null( self::$instance ) ) {
146	self::$instance = new self();
147	}
148
149	return self::$instance;
150	}
151
152	/**
153	* Class constructor.
154	*
155	* @since 1.1.0
156	*/
157	public function __construct() {
158	$this->define_constants();
159
160	$this->load_files( [
161	'db',
162	'functions',
163	'funnel/redirect',
164	'funnel/homepage',
165	'funnel/analytics/data-updater',
166	'global-checkout/class',
167	'funnel/class',
168	'funnel/contacts/base-contacts',
169	'funnel/steps',
170	] );
171
172	if ( class_exists( 'SitePress' ) ) {
173	$this->load_files([
174	'compatibility/wpml/module',
175	'compatibility/module',
176	] );
177	}
178
179	$this->db = new Database();
180
181	add_action( 'plugins_loaded', [ $this, 'check_if_has_sellkit_pro' ], 11 );
182	add_action( 'plugins_loaded', [ $this, 'plugins_loaded' ] );
183	add_action( 'init', [ $this, 'init' ] );
184	add_action( 'admin_init', [ $this, 'admin_init' ] );
185	add_action( 'admin_menu', [ $this, 'register_admin_menu' ] );
186	add_action( 'admin_menu', [ $this, 'register_admin_settings_menu' ], 12 );
187
188	// Editor script.
189	add_action( 'elementor/editor/before_enqueue_scripts', [ $this, 'enqueue_editor_script' ] );
190
191	add_action( 'requests-curl.before_request', [ $this, 'actions_before_curl_requests' ], 9999 );
192
193	// Register activation hook.
194	register_activation_hook( __FILE__, array( $this, 'activation' ) );
195
196	if ( ! $this->is_sellkit_screen() ) {
197	return;
198	}
199
200	add_action( 'admin_enqueue_scripts', [ $this, 'enqueue_admin_scripts' ] );
201	add_action( 'admin_head', [ $this, 'remove_notice_for_sellkit_pages' ] );
202	add_filter( 'admin_body_class', [ $this, 'sellkit_admin_body_class' ] );
203	}
204
205	/**
206	* Actions before all curl requests.
207	*
208	* @since 1.5.4
209	* @return void
210	*/
211	public function actions_before_curl_requests() {
212	session_write_close();
213	}
214
215	/**
216	* Has sellKit pro.
217	*
218	* @since 1.1.0
219	*/
220	public function check_if_has_sellkit_pro() {
221	if ( class_exists( 'Sellkit_Pro' ) && function_exists( 'sellkit_pro' ) ) {
222	if ( sellkit_pro()->is_active_sellkit_pro ) {
223	$this->has_pro = true;
224	}
225	}
226	}
227
228	/**
229	* Defines constants used by the plugin.
230	*
231	* @since 1.1.0
232	*/
233	protected function define_constants() {
234	$plugin_data = get_file_data( __FILE__, array( 'Plugin Name', 'Version' ), 'sellkit' );
235
236	self::$plugin_basename = plugin_basename( __FILE__ );
237	self::$plugin_name = array_shift( $plugin_data );
238	self::$version = array_shift( $plugin_data );
239	self::$plugin_dir = trailingslashit( plugin_dir_path( __FILE__ ) );
240	self::$plugin_url = trailingslashit( plugin_dir_url( __FILE__ ) );
241	self::$plugin_assets_url = trailingslashit( self::$plugin_url . 'assets' );
242	}
243
244	/**
245	* Plugins loaded.
246	*
247	* @since 1.1.0
248	*/
249	public function plugins_loaded() {
250	if ( 'elementor' === $this->page_builder() ) {
251	$this->load_files( [
252	'elementor/class',
253	] );
254	}
255
256	$this->load_files( [
257	'admin/class-promote-sellkit-pro',
258	'admin/class-promotion-banner',
259	] );
260
261	if ( class_exists( 'WooCommerce' ) && 'gutenberg' === $this->page_builder() ) {
262	$this->load_files( [
263	'block-editor/helper',
264	'block-editor/class',
265	] );
266	}
267	}
268
269	/**
270	* Do some stuff on plugin activation.
271	*
272	* @since NEXT
273	* @return void
274	*/
275	public function activation() {
276	$this->load_files( [
277	'core/libraries/wp-async-request',
278	'core/libraries/wp-background-process',
279	'core/install',
280	] );
281
282	Install::check_database_tables();
283
284	if ( empty( sellkit_get_option( 'current_db_version' ) ) ) {
285	sellkit_update_option( 'current_db_version', '1.2.7' ); // @since 1.5.0
286	}
287
288	if ( ! wp_next_scheduled( 'sellkit_update_rfm_score' ) ) {
289	wp_schedule_event( time(), 'twicedaily', 'sellkit_update_rfm_score' );
290	}
291
292	$this->sellkit_installed_time();
293	}
294
295	/**
296	* Saves sellkit installation time.
297	*
298	* @since 1.5.9
299	*/
300	private function sellkit_installed_time() {
301	update_option( 'sellkit-installed-time', time() );
302	}
303
304	/**
305	* Adds `sellkit` on the admin body so `.sellkit …` Bootstrap/Reboot selectors apply.
306	* wp-admin sidebar chrome is toned down in `src/style.scss` where Reboot bleeds through.
307	*
308	* @param string $classes Existing body classes.
309	* @return string
310	*/
311	public function sellkit_admin_body_class( $classes ) {
312	return "{$classes} sellkit sellkit-admin-screen";
313	}
314
315	/**
316	* Initialize admin.
317	*
318	* @since 1.1.0
319	*/
320	public function admin_init() {
321	$this->load_files( [
322	'admin/class-notices',
323	'admin/class',
324	] );
325
326	$this->load_files( [
327	'admin/utilities',
328	'admin/class-components',
329	'admin/components/class-list-table',
330	'admin/components/class-filters',
331	'admin/components/class-analytics',
332	'admin/class-posts',
333	'admin/settings/class-settings',
334	'admin/class-custom-tables',
335	'admin/funnel/class',
336	'admin/class-global-checkout',
337	'core/install',
338	] );
339	}
340
341	/**
342	* Initialize.
343	*
344	* @since 1.1.0
345	*/
346	public function init() {
347	$this->load_files( [
348	'admin/class-steps',
349	'utilities/functions',
350	'contact-segmentation/class',
351	'dynamic-keywords/class',
352	'core/libraries/wp-async-request',
353	'core/libraries/wp-background-process',
354	'settings/class',
355	'contact-segmentation/rfm/class',
356	'admin/settings/integration/class',
357	] );
358
359	// Register post types.
360	$post_types = [
361	// 'sellkit-analytics',
362	'sellkit-funnels',
363	];
364
365	foreach ( $post_types as $post_type ) {
366	register_post_type( $post_type, [
367	'public' => false,
368	] );
369	}
370
371	// Translations load automatically (WP 4.6+) from wp-content/languages/plugins/ and this plugin's languages directory.
372	}
373
374	/**
375	* Enqueue editor scripts.
376	*
377	* @since 1.1.0
378	* @return void
379	*/
380	public function enqueue_editor_script() {
381	wp_enqueue_script(
382	'sellkit-editor',
383	sellkit()->plugin_url() . 'assets/dist/js/editor.min.js',
384	[ 'jquery' ],
385	self::$version,
386	true
387	);
388	}
389
390	/**
391	* Enqueue admin scripts.
392	*
393	* @since 1.1.0
394	*/
395	public function enqueue_admin_scripts() {
396	$page = ! empty( $_GET['page'] ) ? $_GET['page'] : ''; // phpcs:ignore
397
398	if ( ! in_array( $page, $this->sellkit_menus, true ) ) {
399	return false;
400	}
401
402	wp_enqueue_editor();
403
404	wp_enqueue_script(
405	'sellkit',
406	sellkit()->plugin_url() . 'assets/dist/admin/sellkit.js',
407	[ 'lodash', 'wp-element', 'wp-i18n', 'wp-util' ],
408	sellkit()->version(),
409	true
410	);
411
412	wp_localize_script(
413	'sellkit',
414	'sellkit',
415	$this->get_localize_data()
416	);
417
418	wp_enqueue_style(
419	'sellkit',
420	sellkit()->plugin_url() . 'assets/dist/admin/sellkit.css',
421	[],
422	sellkit()->version()
423	);
424
425	wp_set_script_translations( 'sellkit', 'sellkit', sellkit()->plugin_dir() . 'languages' );
426	}
427
428	/**
429	* Register admin menu.
430	*
431	* @since 1.1.0
432	* @SuppressWarnings(PHPMD.NPathComplexity)
433	*/
434	public function register_admin_menu() {
435	$menu_name = esc_html__( 'Sellkit', 'sellkit' );
436	$initial_page = 'sellkit-dashboard';
437	$submenu = [
438	'sellkit-dashboard' => esc_html__( 'Dashboard', 'sellkit' ),
439	'sellkit-funnel' => esc_html__( 'Funnels', 'sellkit' ),
440	'sellkit-checkout' => esc_html__( 'Global Checkout', 'sellkit' ),
441	];
442
443	$submenu = apply_filters( 'sellkit_sub_menu', $submenu );
444
445	// Load SVG from disk. wp_remote_get() to the plugin URL often fails on local/SSL sites and yields an empty icon.
446	$icon_path = sellkit()->plugin_dir() . 'assets/img/icons/sellkit-dashboard.svg';
447	$menu_icon = 'dashicons-cart';
448
449	if ( is_readable( $icon_path ) ) {
450	// phpcs:ignore WordPress.WP.AlternativeFunctions.file_get_contents_file_get_contents -- Reading a bundled asset from the filesystem.
451	$svg_contents = file_get_contents( $icon_path );
452	if ( false !== $svg_contents && '' !== $svg_contents ) {
453	$menu_icon = 'data:image/svg+xml;base64,' . base64_encode( $svg_contents );
454	}
455	}
456
457	add_menu_page(
458	$menu_name,
459	$menu_name,
460	'manage_options',
461	$initial_page,
462	[ $this, 'register_admin_menu_callback' ],
463	$menu_icon,
464	'58.1'
465	);
466
467	foreach ( $submenu as $slug => $title ) {
468	add_submenu_page(
469	$initial_page,
470	"{$menu_name} {$title}",
471	$title,
472	'edit_theme_options',
473	$slug,
474	[ $this, 'register_admin_menu_callback' ]
475	);
476	}
477	}
478
479	/**
480	* Adds settings menu.
481	*
482	* @since 1.1.0
483	*/
484	public function register_admin_settings_menu() {
485	add_submenu_page(
486	'sellkit-dashboard',
487	esc_html__( 'Sellkit', 'sellkit' ) . ' ' . esc_html__( 'Settings', 'sellkit' ),
488	esc_html__( 'Settings', 'sellkit' ),
489	'edit_theme_options',
490	'sellkit-settings',
491	[ $this, 'register_admin_menu_callback' ]
492	);
493	}
494
495	/**
496	* Register admin menu callback.
497	*
498	* @since 1.1.0
499	*/
500	public function register_admin_menu_callback() {
501	?>
502	<div id="wrap" class="wrap">
503	<!-- It's required for notices, otherwise WP adds the notices wherever it finds the first heading element. -->
504	<h1></h1>
505	<div id="sellkit-root"></div>
506	</div>
507	<?php
508	}
509
510	/**
511	* Check if in SellKit pages.
512	*
513	* @since 1.1.0
514	*
515	* @return boolean SellKit screen.
516	*/
517	private function is_sellkit_screen() {
518	$page = sellkit_htmlspecialchars( INPUT_GET, 'page' );
519
520	return (
521	is_admin() &&
522	isset( $page ) &&
523	strpos( $page, 'sellkit' ) !== false
524	);
525	}
526
527	/**
528	* Get localize data.
529	*
530	* @since 1.1.0
531	*
532	* @return array
533	*/
534	public function get_localize_data() {
535	return [
536	'nonce' => wp_create_nonce( 'sellkit' ),
537	'assetsUrl' => self::$plugin_assets_url,
538	'dynamicKeywords' => Sellkit_Dynamic_Keywords::$keywords['contact_segmentation'],
539	'defaultFunnelSteps' => Sellkit_Admin_Steps::get_default_funnel_steps(),
540	'woocommerceSettings' => $this->get_woocommerce_settings_data(),
541	'contactSegmentation' => [
542	'conditionsOperators' => Operators::$condition_operator_names,
543	'operators' => Operators::$names,
544	'conditionsData' => Conditions::$data,
545	'browserLanguages' => Conditions\Browser_Language::browser_languages_array(),
546	],
547	'adminUrl' => admin_url(),
548	'url' => site_url(),
549	'timezones' => timezone_identifiers_list(),
550	'defaultSettings' => [
551	'defaultTimezone' => get_option( 'timezone_string' ),
552	],
553	'elementorActivation' => class_exists( 'Elementor\Plugin' ) ? true : false,
554	'funnelsTemplateSource' => Funnel::SELLKIT_FUNNELS_TEMPLATE_SOURCE,
555	'removedContentBoxes' => Sellkit_Admin_Settings::get_removed_content_box(),
556	'sellkitProIsActive' => $this->has_pro,
557	'sellkitProPluginInstalled' => class_exists( 'Sellkit_Pro' ) && function_exists( 'sellkit_pro' ),
558	'sellkitLicensePageUrl' => ( class_exists( 'Sellkit_Pro' ) && function_exists( 'sellkit_pro' ) )
559	? ( is_multisite() ? network_admin_url( 'admin.php?page=sellkit-license' ) : admin_url( 'admin.php?page=sellkit-license' ) )
560	: '',
561	'wcIsActivated' => $this->has_valid_dependencies(),
562	'activeTheme' => wp_get_theme()->get( 'Name' ),
563	'pageBuilder' => $this->page_builder(),
564	];
565	}
566
567	/**
568	* Get page builder.
569	*
570	* @since 2.3.0
571	* @return string
572	*/
573	public function page_builder() {
574	$default = 'gutenberg';
575
576	if ( class_exists( 'Elementor\Plugin' ) ) {
577	$default = 'elementor';
578	}
579
580	$page_builder = sellkit_get_option( 'page_builder', '' );
581
582	if ( empty( $page_builder ) ) {
583	sellkit_update_option( 'page_builder', $default );
584
585	return $default;
586	}
587
588	return $page_builder;
589	}
590
591	/**
592	* Get woocommerce settings data.
593	*
594	* @since 1.1.0
595	*
596	* @return array\|boolean
597	*/
598	public function get_woocommerce_settings_data() {
599	if ( ! class_exists( 'WooCommerce' ) ) {
600	return false;
601	}
602
603	return [
604	'currencyFormatNumDecimals' => wc_get_price_decimals(),
605	'currencySymbol' => html_entity_decode( get_woocommerce_currency_symbol() ),
606	'currencyFormatDecimalSep' => wc_get_price_decimal_separator(),
607	'currencyFormatThousandSep' => wc_get_price_thousand_separator(),
608	'currencyPosition' => get_option( 'woocommerce_currency_pos' ),
609	'productDefaultThumbnail' => wc_placeholder_img_src(),
610	];
611	}
612
613	/**
614	* Remove notices.
615	*
616	* @since 1.1.0
617	*/
618	public function remove_notice_for_sellkit_pages() {
619	remove_all_actions( 'admin_notices' );
620	}
621
622	/**
623	* Sellkit dependencies.
624	*
625	* @since 1.1.0
626	*/
627	public function has_valid_dependencies() {
628	if ( ! class_exists( 'woocommerce' ) ) {
629	return false;
630	}
631
632	return true;
633	}
634
635	/**
636	* Loads specified PHP files from the plugin includes directory.
637	*
638	* @since 1.1.0
639	*
640	* @param array $file_names The names of the files to be loaded in the includes directory.
641	*/
642	public function load_files( $file_names = array() ) {
643
644	foreach ( $file_names as $file_name ) {
645	$path = self::plugin_dir() . 'includes/' . $file_name . '.php';
646
647	if ( file_exists( $path ) ) {
648	require_once $path;
649	}
650	}
651	}
652
653	/**
654	* Returns the version number of the plugin.
655	*
656	* @since 1.1.0
657	*
658	* @return string
659	*/
660	public function version() {
661	return self::$version;
662	}
663
664	/**
665	* Returns the plugin basename.
666	*
667	* @since 1.1.0
668	*
669	* @return string
670	*/
671	public function plugin_basename() {
672	return self::$plugin_basename;
673	}
674
675	/**
676	* Returns the plugin name.
677	*
678	* @since 1.1.0
679	*
680	* @return string
681	*/
682	public function plugin_name() {
683	return self::$plugin_name;
684	}
685
686	/**
687	* Returns the plugin directory.
688	*
689	* @since 1.1.0
690	*
691	* @return string
692	*/
693	public function plugin_dir() {
694	return self::$plugin_dir;
695	}
696
697	/**
698	* Returns the plugin URL.
699	*
700	* @since 1.1.0
701	*
702	* @return string
703	*/
704	public function plugin_url() {
705	return self::$plugin_url;
706	}
707
708	/**
709	* Returns the plugin assets URL.
710	*
711	* @since 1.1.0
712	*
713	* @return string
714	*/
715	public function plugin_assets_url() {
716	return self::$plugin_assets_url;
717	}
718	}
719	}
720
721	if ( ! function_exists( 'sellkit' ) ) {
722	/**
723	* Initialize the Sellkit.
724	*
725	* @since 1.1.0
726	*/
727	function sellkit() {
728	return Sellkit::get_instance();
729	}
730	}
731
732	/**
733	* Initialize the Sellkit application.
734	*
735	* @since 1.1.0
736	*/
737	sellkit();
738