convertkit / includes / class-convertkit-settings.php

class-convertkit-settings.php in Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages 3.1.5, at includes/class-convertkit-settings.php

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1	<?php
2	/**
3	* ConvertKit Plugin Settings class.
4	*
5	* @package ConvertKit
6	* @author ConvertKit
7	*/
8
9	/**
10	* Class to read ConvertKit Plugin Settings.
11	*
12	* @since 1.9.6
13	*/
14	class ConvertKit_Settings {
15
16	/**
17	* Holds the Settings Key that stores site wide ConvertKit settings
18	*
19	* @var string
20	*/
21	const SETTINGS_NAME = '_wp_convertkit_settings';
22
23	/**
24	* Holds the Settings
25	*
26	* @var array
27	*/
28	private $settings = array();
29
30	/**
31	* Constructor. Reads settings from options table, falling back to defaults
32	* if no settings exist.
33	*
34	* @since 1.9.6
35	*/
36	public function __construct() {
37
38	// Get Settings.
39	$settings = get_option( self::SETTINGS_NAME );
40
41	// If no Settings exist, falback to default settings.
42	if ( ! $settings ) {
43	$this->settings = $this->get_defaults();
44	} else {
45	$this->settings = array_merge( $this->get_defaults(), $settings );
46	}
47
48	}
49
50	/**
51	* Returns Plugin settings.
52	*
53	* @since 1.9.6
54	*
55	* @return array
56	*/
57	public function get() {
58
59	return $this->settings;
60
61	}
62
63	/**
64	* Returns the API Key Plugin setting.
65	*
66	* @since 1.9.6
67	*
68	* @return string
69	*/
70	public function get_api_key() {
71
72	// Return API Key from constant, if defined.
73	if ( defined( 'CONVERTKIT_API_KEY' ) ) {
74	return CONVERTKIT_API_KEY;
75	}
76
77	// Return API Key from settings.
78	return $this->settings['api_key'];
79
80	}
81
82	/**
83	* Returns whether the API Key has been set in the Plugin settings.
84	*
85	* @since 1.9.6
86	*
87	* @return bool
88	*/
89	public function has_api_key() {
90
91	return ( ! empty( $this->get_api_key() ) ? true : false );
92
93	}
94
95	/**
96	* Returns whether the API Key is stored as a constant in the wp-config.php file.
97	*
98	* @since 1.9.6
99	*
100	* @return bool
101	*/
102	public function is_api_key_a_constant() {
103
104	return defined( 'CONVERTKIT_API_KEY' );
105
106	}
107
108	/**
109	* Returns the API Secret Plugin setting.
110	*
111	* @since 1.9.6
112	*
113	* @return string
114	*/
115	public function get_api_secret() {
116
117	// Return API Secret from constant, if defined.
118	if ( defined( 'CONVERTKIT_API_SECRET' ) ) {
119	return CONVERTKIT_API_SECRET;
120	}
121
122	// Return API Secret from settings.
123	return $this->settings['api_secret'];
124
125	}
126
127	/**
128	* Returns whether the API Secret has been set in the Plugin settings.
129	*
130	* @since 1.9.6
131	*
132	* @return bool
133	*/
134	public function has_api_secret() {
135
136	return ( ! empty( $this->get_api_secret() ) ? true : false );
137
138	}
139
140	/**
141	* Returns whether the API Secret is stored as a constant in the wp-config.php file.
142	*
143	* @since 1.9.6
144	*
145	* @return bool
146	*/
147	public function is_api_secret_a_constant() {
148
149	return defined( 'CONVERTKIT_API_SECRET' );
150
151	}
152
153	/**
154	* Returns whether the API Key and Secret have been set in the Plugin settings.
155	*
156	* @since 1.9.6
157	*
158	* @return bool
159	*/
160	public function has_api_key_and_secret() {
161
162	_deprecated_function( __FUNCTION__, '2.6.3', 'has_access_and_refresh_token()' );
163
164	// Use check for access and refresh token.
165	return $this->has_access_and_refresh_token();
166
167	}
168
169	/**
170	* Returns the Access Token Plugin setting.
171	*
172	* @since 2.5.0
173	*
174	* @return string
175	*/
176	public function get_access_token() {
177
178	// Reload settings from options table, to ensure we have the latest tokens.
179	$this->refresh_settings();
180
181	// Return Access Token from settings.
182	return $this->settings['access_token'];
183
184	}
185
186	/**
187	* Returns whether the Access Token has been set in the Plugin settings.
188	*
189	* @since 2.5.0
190	*
191	* @return bool
192	*/
193	public function has_access_token() {
194
195	return ( ! empty( $this->get_access_token() ) ? true : false );
196
197	}
198
199	/**
200	* Returns the Refresh Token Plugin setting.
201	*
202	* @since 2.5.0
203	*
204	* @return string
205	*/
206	public function get_refresh_token() {
207
208	// Reload settings from options table, to ensure we have the latest tokens.
209	$this->refresh_settings();
210
211	// Return Refresh Token from settings.
212	return $this->settings['refresh_token'];
213
214	}
215
216	/**
217	* Returns whether the Refresh Token has been set in the Plugin settings.
218	*
219	* @since 2.5.0
220	*
221	* @return bool
222	*/
223	public function has_refresh_token() {
224
225	return ( ! empty( $this->get_refresh_token() ) ? true : false );
226
227	}
228
229	/**
230	* Returns whether to use Access and Refresh Tokens for API requests,
231	* based on whether an Access Token and Refresh Token have been saved
232	* in the Plugin settings.
233	*
234	* @since 2.5.0
235	*
236	* @return bool
237	*/
238	public function has_access_and_refresh_token() {
239
240	return $this->has_access_token() && $this->has_refresh_token();
241
242	}
243
244	/**
245	* Returns the Access Token expiry timestamp.
246	*
247	* @since 2.5.0
248	*
249	* @return int
250	*/
251	public function get_token_expiry() {
252
253	// Return Token Expiry from settings.
254	return $this->settings['token_expires'];
255
256	}
257
258	/**
259	* Returns the Default Form Plugin setting.
260	*
261	* @since 1.9.6
262	*
263	* @param string $post_type Post Type.
264	* @return string\|int Default Form (default\|form id)
265	*/
266	public function get_default_form( $post_type ) {
267
268	// Return default if this Post Type doesn't exist as a setting.
269	if ( ! array_key_exists( $post_type . '_form', $this->settings ) ) {
270	return 'default';
271	}
272
273	// Backward compat. where older Plugin versions would store API errors in the option value
274	// with id = -2 and name = 'Error contacting API'.
275	if ( is_array( $this->settings[ $post_type . '_form' ] ) ) {
276	return 'default';
277	}
278
279	return $this->settings[ $post_type . '_form' ];
280
281	}
282
283	/**
284	* Returns whether the Default Form has been set in the Plugin settings.
285	*
286	* @since 1.9.6
287	*
288	* @param string $post_type Post Type.
289	* @return bool Post Type has a Default Form setting specified in Plugin Settings.
290	*/
291	public function has_default_form( $post_type ) {
292
293	return ( ! empty( $this->settings[ $post_type . '_form' ] ) ? true : false );
294
295	}
296
297	/**
298	* Returns the Default Form Position Plugin setting.
299	*
300	* @since 2.5.8
301	*
302	* @param string $post_type Post Type.
303	* @return string\|int Default Form (default\|form id)
304	*/
305	public function get_default_form_position( $post_type ) {
306
307	// Return after_content if this Post Type's position doesn't exist as a setting.
308	if ( ! array_key_exists( $post_type . '_form_position', $this->settings ) ) {
309	return 'after_content';
310	}
311
312	return $this->settings[ $post_type . '_form_position' ];
313
314	}
315
316	/**
317	* Returns the Default Form Position Element Plugin setting.
318	*
319	* @since 2.6.1
320	*
321	* @param string $post_type Post Type.
322	* @return string Element to insert form after
323	*/
324	public function get_default_form_position_element( $post_type ) {
325
326	// Return after_content if this Post Type's position doesn't exist as a setting.
327	if ( ! array_key_exists( $post_type . '_form_position_element', $this->settings ) ) {
328	return 'p';
329	}
330
331	return $this->settings[ $post_type . '_form_position_element' ];
332
333	}
334
335	/**
336	* Returns the Default Form Position Index Plugin setting.
337	*
338	* @since 2.6.1
339	*
340	* @param string $post_type Post Type.
341	* @return int Number of elements before inserting form
342	*/
343	public function get_default_form_position_element_index( $post_type ) {
344
345	// Return 1 if this Post Type's position index doesn't exist as a setting.
346	if ( ! array_key_exists( $post_type . '_form_position_element_index', $this->settings ) ) {
347	return 1;
348	}
349
350	return (int) $this->settings[ $post_type . '_form_position_element_index' ];
351
352	}
353
354	/**
355	* Returns the Global non-inline Form Plugin setting.
356	*
357	* @since 2.3.3
358	*
359	* @return array
360	*/
361	public function get_non_inline_form() {
362
363	// Return blank array if no inline form is specified.
364	if ( ! $this->has_non_inline_form() ) {
365	return array();
366	}
367
368	// 2.6.8 and earlier stored a single Form ID in a string.
369	if ( is_string( $this->settings['non_inline_form'] ) ) {
370	return array( (int) $this->settings['non_inline_form'] );
371	}
372
373	// Cast values to integers and return.
374	return array_map( 'intval', $this->settings['non_inline_form'] );
375
376	}
377
378	/**
379	* Returns whether the Global non-inline Form has been set in the Plugin settings.
380	*
381	* @since 2.3.3
382	*
383	* @return bool Global non-inline Form setting specified in Plugin Settings.
384	*/
385	public function has_non_inline_form() {
386
387	// 2.6.8 and earlier stored a single Form ID in a string.
388	if ( is_string( $this->settings['non_inline_form'] ) ) {
389	if ( ! empty( $this->settings['non_inline_form'] ) ) {
390	return true;
391	}
392
393	return false;
394	}
395
396	return ( count( $this->settings['non_inline_form'] ) > 0 ? true : false );
397
398	}
399
400	/**
401	* Returns whether the Global non-inline Form setting should honor the Page / Post
402	* None setting.
403	*
404	* @since 2.7.3
405	*
406	* @return bool
407	*/
408	public function non_inline_form_honor_none_setting() {
409
410	return ( $this->settings['non_inline_form_honor_none_setting'] === 'on' ? true : false );
411
412	}
413
414	/**
415	* Returns whether the Non-inline Form Limit per Session setting has been set in the Plugin settings.
416	*
417	* @since 3.0.0
418	*
419	* @return bool
420	*/
421	public function non_inline_form_limit_per_session() {
422
423	return ( $this->settings['non_inline_form_limit_per_session'] === 'on' ? true : false );
424
425	}
426
427	/**
428	* Returns the reCAPTCHA Site Key Plugin setting.
429	*
430	* @since 3.0.0
431	*
432	* @return string
433	*/
434	public function recaptcha_site_key() {
435
436	return $this->settings['recaptcha_site_key'];
437
438	}
439
440	/**
441	* Returns whether the reCAPTCHA Site Key has been set in the Plugin settings.
442	*
443	* @since 3.0.0
444	*
445	* @return bool
446	*/
447	public function has_recaptcha_site_key() {
448
449	return ! empty( $this->recaptcha_site_key() );
450
451	}
452
453	/**
454	* Returns the reCAPTCHA Secret Key Plugin setting.
455	*
456	* @since 3.0.0
457	*
458	* @return string
459	*/
460	public function recaptcha_secret_key() {
461
462	return $this->settings['recaptcha_secret_key'];
463
464	}
465
466	/**
467	* Returns whether the reCAPTCHA Secret Key has been set in the Plugin settings.
468	*
469	* @since 3.0.0
470	*
471	* @return bool
472	*/
473	public function has_recaptcha_secret_key() {
474
475	return ! empty( $this->recaptcha_secret_key() );
476
477	}
478
479	/**
480	* Returns whether the reCAPTCH Site Key and Secret Key are defined
481	* in the Plugin settings.
482	*
483	* @since 3.0.0
484	*
485	* @return bool
486	*/
487	public function has_recaptcha_site_and_secret_keys() {
488
489	return $this->has_recaptcha_site_key() && $this->has_recaptcha_secret_key();
490
491	}
492
493	/**
494	* Returns the reCAPTCHA minimum score Plugin setting.
495	*
496	* @since 3.0.0
497	*
498	* @return float
499	*/
500	public function recaptcha_minimum_score() {
501
502	return (float) $this->settings['recaptcha_minimum_score'];
503
504	}
505
506	/**
507	* Returns whether debugging is enabled in the Plugin settings.
508	*
509	* @since 1.9.6
510	*
511	* @return bool
512	*/
513	public function debug_enabled() {
514
515	return ( $this->settings['debug'] === 'on' ? true : false );
516
517	}
518
519	/**
520	* Returns whether scripts are disabled in the Plugin settings.
521	*
522	* @since 1.9.6
523	*
524	* @return bool
525	*/
526	public function scripts_disabled() {
527
528	return ( $this->settings['no_scripts'] === 'on' ? true : false );
529
530	}
531
532	/**
533	* Returns whether stylesheets are disabled in the Plugin settings.
534	*
535	* @since 1.9.6.9
536	*
537	* @return bool
538	*/
539	public function css_disabled() {
540
541	return ( $this->settings['no_css'] === 'on' ? true : false );
542
543	}
544
545	/**
546	* Returns whether usage tracking is enabled in the Plugin settings.
547	*
548	* @since 3.0.4
549	*
550	* @return bool
551	*/
552	public function usage_tracking() {
553
554	return ( $this->settings['usage_tracking'] === 'on' ? true : false );
555
556	}
557
558	/**
559	* The default settings, used when the ConvertKit Plugin Settings haven't been saved
560	* e.g. on a new installation.
561	*
562	* @since 1.9.6
563	*
564	* @return array
565	*/
566	public function get_defaults() {
567
568	$defaults = array(
569	// OAuth.
570	'access_token' => '', // string.
571	'refresh_token' => '', // string.
572	'token_expires' => '', // integer.
573
574	// API Key. Retained if needed for backward compat.
575	'api_key' => '', // string.
576	'api_secret' => '', // string.
577
578	// Site Wide.
579	'non_inline_form' => array(), // array.
580	'non_inline_form_honor_none_setting' => '', // blank\|on.
581	'non_inline_form_limit_per_session' => '', // blank\|on.
582
583	// reCAPTCHA.
584	'recaptcha_site_key' => '', // string.
585	'recaptcha_secret_key' => '', // string.
586	'recaptcha_minimum_score' => 0.5, // float.
587
588	// Advanced.
589	'debug' => '', // blank\|on.
590	'no_scripts' => '', // blank\|on.
591	'no_css' => '', // blank\|on.
592	'usage_tracking' => '', // blank\|on.
593	);
594
595	// Add Post Type Default Forms.
596	foreach ( convertkit_get_supported_post_types() as $post_type ) {
597	$defaults[ $post_type . '_form' ] = 0; // -1, 0 or Form ID.
598	$defaults[ $post_type . '_form_position' ] = 'after_content'; // before_content,after_content,before_after_content,element.
599	$defaults[ $post_type . '_form_position_element' ] = 'p';
600	$defaults[ $post_type . '_form_position_element_index' ] = 1;
601	}
602
603	/**
604	* The default settings, used when the ConvertKit Plugin Settings haven't been saved
605	* e.g. on a new installation.
606	*
607	* @since 1.9.6
608	*
609	* @param array $defaults Default Settings.
610	*/
611	$defaults = apply_filters( 'convertkit_settings_get_defaults', $defaults );
612
613	return $defaults;
614
615	}
616
617	/**
618	* Saves the new access token, refresh token and its expiry, and schedules
619	* a WordPress Cron event to refresh the token on expiry.
620	*
621	* @since 2.8.3
622	*
623	* @param array $result New Access Token, Refresh Token and Expiry.
624	*/
625	public function update_credentials( $result ) {
626
627	// Remove any existing persistent notice.
628	WP_ConvertKit()->get_class( 'admin_notices' )->delete( 'authorization_failed' );
629
630	$this->save(
631	array(
632	'access_token' => $result['access_token'],
633	'refresh_token' => $result['refresh_token'],
634	'token_expires' => ( time() + $result['expires_in'] ),
635	)
636	);
637
638	// Clear any existing scheduled WordPress Cron event.
639	wp_clear_scheduled_hook( 'convertkit_refresh_token' );
640
641	// Schedule a WordPress Cron event to refresh the token on expiry.
642	wp_schedule_single_event( ( time() + $result['expires_in'] ), 'convertkit_refresh_token' );
643
644	}
645
646	/**
647	* Deletes any existing access token, refresh token and its expiry from the Plugin settings,
648	* and clears any existing scheduled WordPress Cron event to refresh the token on expiry.
649	*
650	* @since 2.5.0
651	*/
652	public function delete_credentials() {
653
654	$this->save(
655	array(
656	'access_token' => '',
657	'refresh_token' => '',
658	'token_expires' => '',
659	)
660	);
661
662	// Clear any existing scheduled WordPress Cron event.
663	wp_clear_scheduled_hook( 'convertkit_refresh_token' );
664
665	}
666
667	/**
668	* Saves the given array of settings to the WordPress options table.
669	*
670	* @since 1.9.8.4
671	*
672	* @param array $settings Settings.
673	*/
674	public function save( $settings ) {
675
676	update_option( self::SETTINGS_NAME, array_merge( $this->get(), $settings ) );
677
678	// Reload settings in class, to reflect changes.
679	$this->refresh_settings();
680
681	}
682
683	/**
684	* Reloads settings from the options table so this instance has the latest values.
685	*
686	* @since 3.1.1
687	*/
688	private function refresh_settings() {
689
690	$settings = get_option( self::SETTINGS_NAME );
691
692	if ( ! $settings ) {
693	$this->settings = $this->get_defaults();
694	return;
695	}
696
697	$this->settings = array_merge( $this->get_defaults(), $settings );
698
699	}
700
701	}
702