convertkit / includes / class-wp-convertkit.php

class-wp-convertkit.php in Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages 1.9.7.7, at includes/class-wp-convertkit.php

415 lines 9.6 KB

Raw Download Zip

1	<?php
2	/**
3	* ConvertKit class.
4	*
5	* @package ConvertKit
6	* @author ConvertKit
7	*/
8
9	/**
10	* Class ConvertKit
11	*
12	* @package ConvertKit
13	* @author ConvertKit
14	*/
15	class WP_ConvertKit {
16
17	/**
18	* Holds the class object.
19	*
20	* @since 1.9.6
21	*
22	* @var object
23	*/
24	public static $instance;
25
26	/**
27	* Holds singleton initialized classes that include
28	* action and filter hooks.
29	*
30	* @since 1.9.6
31	*
32	* @var array
33	*/
34	private $classes = array();
35
36	/**
37	* Constructor. Acts as a bootstrap to load the rest of the plugin
38	*
39	* @since 1.9.6
40	*/
41	public function __construct() {
42
43	// Initialize class(es) to register hooks.
44	$this->initialize_admin();
45	$this->initialize_admin_or_frontend_editor();
46	$this->initialize_cli_cron();
47	$this->initialize_frontend();
48	$this->initialize_global();
49
50	// Load language files.
51	add_action( 'init', array( $this, 'load_language_files' ) );
52
53	}
54
55	/**
56	* Initialize classes for the WordPress Administration interface
57	*
58	* @since 1.9.6
59	*/
60	private function initialize_admin() {
61
62	// Bail if this request isn't for the WordPress Administration interface.
63	if ( ! is_admin() ) {
64	return;
65	}
66
67	$this->classes['admin_category'] = new ConvertKit_Admin_Category();
68	$this->classes['admin_post'] = new ConvertKit_Admin_Post();
69	$this->classes['admin_settings'] = new ConvertKit_Admin_Settings();
70	$this->classes['admin_tinymce'] = new ConvertKit_Admin_TinyMCE();
71	$this->classes['admin_user'] = new ConvertKit_Admin_User();
72
73	/**
74	* Initialize integration classes for the WordPress Administration interface.
75	*
76	* @since 1.9.6
77	*/
78	do_action( 'convertkit_initialize_admin' );
79
80	}
81
82	/**
83	* Initialize classes for the WordPress Administration interface or a frontend Page Builder
84	*
85	* @since 1.9.6
86	*/
87	private function initialize_admin_or_frontend_editor() {
88
89	// Bail if this request isn't for the WordPress Administration interface and isn't for a frontend Page Builder.
90	if ( ! $this->is_admin_or_frontend_editor() ) {
91	return;
92	}
93
94	/**
95	* Initialize integration classes for the WordPress Administration interface or a frontend Page Builder.
96	*
97	* @since 1.9.6
98	*/
99	do_action( 'convertkit_initialize_admin_or_frontend_editor' );
100
101	}
102
103	/**
104	* Initialize classes for WP-CLI and WP-Cron
105	*
106	* @since 2.5.2
107	*/
108	private function initialize_cli_cron() {
109
110	// Bail if this isn't a CLI or CRON request.
111	if ( ! $this->is_cli() && ! $this->is_cron() ) {
112	return;
113	}
114
115	/**
116	* Initialize integration classes for WP-CLI and WP-Cron.
117	*
118	* @since 1.9.6
119	*/
120	do_action( 'convertkit_initialize_cli_cron' );
121
122	}
123
124	/**
125	* Initialize classes for the frontend web site
126	*
127	* @since 1.9.6
128	*/
129	private function initialize_frontend() {
130
131	// Bail if this request isn't for the frontend web site.
132	if ( is_admin() ) {
133	return;
134	}
135
136	$this->classes['output'] = new ConvertKit_Output();
137
138	/**
139	* Initialize integration classes for the frontend web site.
140	*
141	* @since 1.9.6
142	*/
143	do_action( 'convertkit_initialize_frontend' );
144
145	}
146
147	/**
148	* Initialize classes required globally, across the WordPress Administration, CLI, Cron and Frontend
149	* web site.
150	*
151	* @since 1.9.6
152	*/
153	private function initialize_global() {
154
155	$this->classes['ajax'] = new ConvertKit_AJAX();
156	$this->classes['blocks_convertkit_broadcasts'] = new ConvertKit_Block_Broadcasts();
157	$this->classes['blocks_convertkit_content'] = new ConvertKit_Block_Content();
158	$this->classes['blocks_convertkit_form'] = new ConvertKit_Block_Form();
159	$this->classes['elementor'] = new ConvertKit_Elementor();
160	$this->classes['gutenberg'] = new ConvertKit_Gutenberg();
161	$this->classes['review_request'] = new ConvertKit_Review_Request( 'ConvertKit', 'convertkit' );
162	$this->classes['setup'] = new ConvertKit_Setup();
163	$this->classes['shortcodes'] = new ConvertKit_Shortcodes();
164	$this->classes['widgets'] = new ConvertKit_Widgets();
165
166	// Run the setup's update process on WordPress' init hook.
167	// Doing this sooner may result in errors with WordPress functions that are not yet
168	// available to the update routine.
169	add_action( 'init', array( $this, 'update' ) );
170
171	/**
172	* Initialize integration classes for the frontend web site.
173	*
174	* @since 1.9.6
175	*/
176	do_action( 'convertkit_initialize_global' );
177
178	}
179
180	/**
181	* Runs the Plugin's update routine, which checks if
182	* the Plugin has just been updated to a newer version,
183	* and if so runs any specific processes that might be needed.
184	*
185	* @since 1.9.7.4
186	*/
187	public function update() {
188
189	$this->get_class( 'setup' )->update();
190
191	}
192
193	/**
194	* Improved version of WordPress' is_admin(), which includes whether we're
195	* editing on the frontend using a Page Builder.
196	*
197	* @since 1.9.6
198	*
199	* @return bool Is Admin or Frontend Editor Request
200	*/
201	public function is_admin_or_frontend_editor() {
202
203	// If we're in the wp-admin, return true.
204	if ( is_admin() ) {
205	return true;
206	}
207
208	// Pro.
209	if ( array_key_exists( 'REQUEST_URI', $_SERVER ) ) {
210	if ( strpos( sanitize_text_field( $_SERVER['REQUEST_URI'] ), '/pro/' ) !== false ) {
211	return true;
212	}
213	if ( strpos( sanitize_text_field( $_SERVER['REQUEST_URI'] ), '/x/' ) !== false ) {
214	return true;
215	}
216	if ( strpos( sanitize_text_field( $_SERVER['REQUEST_URI'] ), 'cornerstone-endpoint' ) !== false ) {
217	return true;
218	}
219	}
220
221	// If the request global exists, check for specific request keys which tell us
222	// that we're using a frontend editor.
223	// Avada Live.
224	if ( array_key_exists( 'fb-edit', $_REQUEST ) ) { // phpcs:ignore
225	return true;
226	}
227
228	// Beaver Builder.
229	if ( array_key_exists( 'fl_builder', $_REQUEST ) ) { // phpcs:ignore
230	return true;
231	}
232
233	// Brizy.
234	if ( array_key_exists( 'brizy-edit', $_REQUEST ) ) { // phpcs:ignore
235	return true;
236	}
237
238	// Cornerstone (AJAX).
239	if ( array_key_exists( '_cs_nonce', $_REQUEST ) ) { // phpcs:ignore
240	return true;
241	}
242
243	// Divi.
244	if ( array_key_exists( 'et_fb', $_REQUEST ) ) { // phpcs:ignore
245	return true;
246	}
247
248	// Elementor.
249	if ( array_key_exists( 'action', $_REQUEST ) && sanitize_text_field( $_REQUEST['action'] ) === 'elementor' ) { // phpcs:ignore
250	return true;
251	}
252
253	// Kallyas.
254	if ( array_key_exists( 'zn_pb_edit', $_REQUEST ) ) { // phpcs:ignore
255	return true;
256	}
257
258	// Oxygen.
259	if ( array_key_exists( 'ct_builder', $_REQUEST ) ) { // phpcs:ignore
260	return true;
261	}
262
263	// Thrive Architect.
264	if ( array_key_exists( 'tve', $_REQUEST ) ) { // phpcs:ignore
265	return true;
266	}
267
268	// Visual Composer.
269	if ( array_key_exists( 'vcv-editable', $_REQUEST ) ) { // phpcs:ignore
270	return true;
271	}
272
273	// WPBakery Page Builder.
274	if ( array_key_exists( 'vc_editable', $_REQUEST ) ) { // phpcs:ignore
275	return true;
276	}
277
278	// Zion Builder.
279	if ( array_key_exists( 'action', $_REQUEST ) && sanitize_text_field( $_REQUEST['action'] ) === 'zion_builder_active' ) { // phpcs:ignore
280	return true;
281	}
282
283	// Assume we're not in the Administration interface.
284	$is_admin_or_frontend_editor = false;
285
286	/**
287	* Filters whether the current request is a WordPress Administration / Frontend Editor request or not.
288	*
289	* Page Builders can set this to true to allow ConvertKit to load its administration functionality.
290	*
291	* @since 1.9.6
292	*
293	* @param bool $is_admin_or_frontend_editor Is WordPress Administration / Frontend Editor request.
294	*/
295	$is_admin_or_frontend_editor = apply_filters( 'convertkit_is_admin_or_frontend_editor', $is_admin_or_frontend_editor ); // phpcs:ignore
296
297	// Return filtered result.
298	return $is_admin_or_frontend_editor;
299
300	}
301
302	/**
303	* Detects if the request is through the WP-CLI
304	*
305	* @since 1.9.6
306	*
307	* @return bool Is WP-CLI Request
308	*/
309	public function is_cli() {
310
311	if ( ! defined( 'WP_CLI' ) ) {
312	return false;
313	}
314	if ( ! WP_CLI ) {
315	return false;
316	}
317
318	return true;
319
320	}
321
322	/**
323	* Detects if the request is through the WP CRON
324	*
325	* @since 1.9.6
326	*
327	* @return bool Is WP CRON Request
328	*/
329	public function is_cron() {
330
331	if ( ! defined( 'DOING_CRON' ) ) {
332	return false;
333	}
334	if ( ! DOING_CRON ) {
335	return false;
336	}
337
338	return true;
339
340	}
341
342	/**
343	* Loads plugin textdomain
344	*
345	* @since 1.0.0
346	*/
347	public function load_language_files() {
348
349	load_plugin_textdomain( 'convertkit', false, basename( dirname( CONVERTKIT_PLUGIN_FILE ) ) . '/languages/' ); // @phpstan-ignore-line.
350
351	}
352
353	/**
354	* Returns the given class
355	*
356	* @since 1.9.6
357	*
358	* @param string $name Class Name.
359	* @return object Class Object
360	*/
361	public function get_class( $name ) {
362
363	// If the class hasn't been loaded, throw a WordPress die screen
364	// to avoid a PHP fatal error.
365	if ( ! isset( $this->classes[ $name ] ) ) {
366	// Define the error.
367	$error = new WP_Error(
368	'convertkit_get_class',
369	sprintf(
370	/* translators: %1$s: PHP class name */
371	__( 'ConvertKit Error: Could not load Plugin class <strong>%1$s</strong>', 'convertkit' ),
372	$name
373	)
374	);
375
376	// Depending on the request, return or display an error.
377	// Admin UI.
378	if ( is_admin() ) {
379	wp_die(
380	esc_attr( $error->get_error_message() ),
381	esc_html__( 'ConvertKit Error', 'convertkit' ),
382	array(
383	'back_link' => true,
384	)
385	);
386	}
387
388	// Cron / CLI.
389	return $error;
390	}
391
392	// Return the class object.
393	return $this->classes[ $name ];
394
395	}
396
397	/**
398	* Returns the singleton instance of the class.
399	*
400	* @since 1.1.6
401	*
402	* @return object Class.
403	*/
404	public static function get_instance() {
405
406	if ( ! isset( self::$instance ) && ! ( self::$instance instanceof self ) ) { // @phpstan-ignore-line.
407	self::$instance = new self();
408	}
409
410	return self::$instance;
411
412	}
413
414	}
415