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Jetpack – WP Security, Backup, Speed, & Growth / 16.3-a.7
Jetpack – WP Security, Backup, Speed, & Growth v16.3-a.7
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jetpack / extensions / blocks / subscriptions / subscriptions.php

subscriptions.php in Jetpack – WP Security, Backup, Speed, & Growth 16.3-a.7, at extensions/blocks/subscriptions/subscriptions.php

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1 <?php
2 /**
3 * Subscriptions Block.
4 *
5 * @package automattic/jetpack
6 */
7
8 namespace Automattic\Jetpack\Extensions\Subscriptions;
9
10 use Automattic\Jetpack\Blocks;
11 use Automattic\Jetpack\Extensions\Premium_Content\Subscription_Service\Abstract_Token_Subscription_Service;
12 use Automattic\Jetpack\Extensions\Premium_Content\Subscription_Service\Jetpack_Token_Subscription_Service;
13 use Automattic\Jetpack\Modules;
14 use Automattic\Jetpack\Status\Host;
15 use Automattic\Jetpack\Status\Request;
16 use Jetpack_Gutenberg;
17 use Jetpack_Memberships;
18 use Jetpack_Subscriptions_Widget;
19
20 if ( ! defined( 'ABSPATH' ) ) {
21 exit( 0 );
22 }
23
24 require_once __DIR__ . '/class-jetpack-subscription-site.php';
25 require_once __DIR__ . '/constants.php';
26 require_once JETPACK__PLUGIN_DIR . 'extensions/blocks/premium-content/_inc/subscription-service/include.php';
27
28 /**
29 * These block defaults should match ./constants.js
30 */
31 const DEFAULT_BORDER_RADIUS_VALUE = 0;
32 const DEFAULT_BORDER_WEIGHT_VALUE = 1;
33 const DEFAULT_FONTSIZE_VALUE = '16px';
34 const DEFAULT_PADDING_VALUE = 15;
35 const DEFAULT_SPACING_VALUE = 10;
36 const DEFAULT_BUTTON_WIDTH = 'auto';
37
38 /**
39 * Registers the block for use in Gutenberg
40 * This is done via an action so that we can disable
41 * registration if we need to.
42 */
43 function register_block() {
44 /*
45 * Disable the feature on P2 blogs
46 */
47 if ( function_exists( '\WPForTeams\is_wpforteams_site' ) &&
48 \WPForTeams\is_wpforteams_site( get_current_blog_id() ) ) {
49 return;
50 }
51
52 /*
53 * Do not proceed if the newsletter feature (Subscriptions module) is not enabled
54 */
55 if ( ! ( new Modules() )->is_active( 'subscriptions' ) ) {
56 return;
57 }
58
59 require_once JETPACK__PLUGIN_DIR . '/modules/memberships/class-jetpack-memberships.php';
60
61 if ( \Jetpack_Memberships::should_enable_monetize_blocks_in_editor() ) {
62 Blocks::jetpack_register_block(
63 __DIR__,
64 array(
65 'render_callback' => __NAMESPACE__ . '\render_block',
66 'render_email_callback' => __NAMESPACE__ . '\render_email',
67 'supports' => array(
68 'spacing' => array(
69 'margin' => true,
70 'padding' => true,
71 ),
72 'align' => array( 'wide', 'full' ),
73 ),
74 )
75 );
76 }
77
78 register_post_meta(
79 'post',
80 META_NAME_FOR_POST_LEVEL_ACCESS_SETTINGS,
81 array(
82 'show_in_rest' => true,
83 'single' => true,
84 'type' => 'string',
85 // The REST schema already rejects non-strings, but non-REST writers
86 // (importers, XML-RPC, WP-CLI, direct update_post_meta, sync) only pass
87 // through sanitize_meta(). Coerce anything that isn't a string to ''
88 // ("everybody") so a corrupt value can't be persisted and later fatal the
89 // strict string-typed access checks.
90 'sanitize_callback' => function ( $value ) {
91 return is_string( $value ) ? $value : '';
92 },
93 'auth_callback' => function () {
94 return wp_get_current_user()->has_cap( 'edit_posts' );
95 },
96 )
97 );
98
99 // The meta is a "don't send" flag, so invert the blog option (which defaults to true = "send").
100 $dont_email_default = ! get_option( 'wpcom_newsletter_send_default', true );
101
102 register_post_meta(
103 'post',
104 META_NAME_FOR_POST_DONT_EMAIL_TO_SUBS,
105 array(
106 'default' => $dont_email_default,
107 'show_in_rest' => true,
108 'single' => true,
109 'type' => 'boolean',
110 'auth_callback' => function () {
111 return wp_get_current_user()->has_cap( 'edit_posts' );
112 },
113 )
114 );
115
116 register_post_meta(
117 'post',
118 META_NAME_FOR_POST_TIER_ID_SETTINGS,
119 array(
120 'show_in_rest' => true,
121 'single' => true,
122 'type' => 'integer',
123 'auth_callback' => function () {
124 return wp_get_current_user()->has_cap( 'edit_posts' );
125 },
126 )
127 );
128
129 register_post_meta(
130 'post',
131 META_NAME_CONTAINS_PAYWALLED_CONTENT,
132 array(
133 'show_in_rest' => true,
134 'single' => true,
135 'type' => 'boolean',
136 'auth_callback' => function () {
137 return wp_get_current_user()->has_cap( 'edit_posts' );
138 },
139 )
140 );
141
142 // This ensures Jetpack will sync this post meta to WPCOM.
143 add_filter(
144 'jetpack_sync_post_meta_whitelist',
145 function ( $allowed_meta ) {
146 return array_merge(
147 $allowed_meta,
148 array(
149 META_NAME_FOR_POST_LEVEL_ACCESS_SETTINGS,
150 META_NAME_FOR_POST_DONT_EMAIL_TO_SUBS,
151 META_NAME_CONTAINS_PAYWALLED_CONTENT,
152 META_NAME_FOR_POST_TIER_ID_SETTINGS,
153 META_NAME_CONTAINS_PAID_CONTENT,
154 )
155 );
156 }
157 );
158
159 // Hide the content – Priority 8 makes it run before do_blocks gets called for the content
160 add_filter( 'the_content', __NAMESPACE__ . '\add_paywall', 8 );
161
162 // Close comments on the front-end
163 add_filter( 'comments_open', __NAMESPACE__ . '\maybe_close_comments', 10, 2 );
164 add_filter( 'pings_open', __NAMESPACE__ . '\maybe_close_comments', 10, 2 );
165
166 // Hide existing comments
167 add_filter( 'get_comment', __NAMESPACE__ . '\maybe_gate_existing_comments' );
168
169 // Add a 'Newsletter' column to the Edit posts page
170 // We only display the "Newsletter" column if we have configured the paid newsletter plan
171 if ( defined( 'WP_ADMIN' ) && WP_ADMIN && Jetpack_Memberships::has_configured_plans_jetpack_recurring_payments( 'newsletter' ) ) {
172 add_action( 'manage_post_posts_columns', __NAMESPACE__ . '\register_newsletter_access_column' );
173 add_action( 'manage_post_posts_custom_column', __NAMESPACE__ . '\render_newsletter_access_rows', 10, 2 );
174 add_action( 'admin_head', __NAMESPACE__ . '\newsletter_access_column_styles' );
175 }
176
177 add_action( 'init', __NAMESPACE__ . '\maybe_prevent_super_cache_caching' );
178
179 add_action( 'wp_after_insert_post', __NAMESPACE__ . '\add_paywalled_content_post_meta', 99, 2 );
180
181 add_filter(
182 'jetpack_options_whitelist',
183 function ( $options ) {
184 $options[] = 'jetpack_subscriptions_subscribe_post_end_enabled';
185 $options[] = 'jetpack_subscriptions_subscribe_navigation_enabled';
186
187 return $options;
188 }
189 );
190
191 // If called via REST API, we need to register later in the lifecycle
192 if ( ( new Host() )->is_wpcom_platform() && ! Request::is_frontend() ) {
193 add_action(
194 'restapi_theme_init',
195 function () {
196 Jetpack_Subscription_Site::init()->handle_subscribe_block_placements();
197 }
198 );
199 } else {
200 Jetpack_Subscription_Site::init()->handle_subscribe_block_placements();
201 }
202 }
203 add_action( 'init', __NAMESPACE__ . '\register_block', 9 );
204
205 /**
206 * Returns true when in a WP.com environment.
207 *
208 * @return boolean
209 */
210 function is_wpcom() {
211 return defined( 'IS_WPCOM' ) && IS_WPCOM;
212 }
213
214 /**
215 * Adds a 'Newsletter' column after the 'Title' column in the post list
216 *
217 * @param array $columns An array of column names.
218 * @return array An array of column names.
219 */
220 function register_newsletter_access_column( $columns ) {
221 $position = array_search( 'title', array_keys( $columns ), true );
222 $new_column = array( NEWSLETTER_COLUMN_ID => __( 'Newsletter', 'jetpack' ) );
223 return array_merge(
224 array_slice( $columns, 0, $position + 1, true ),
225 $new_column,
226 array_slice( $columns, $position, null, true )
227 );
228 }
229
230 /**
231 * Add a meta to prevent publication on firehose, ES AI or Reader
232 *
233 * @param int $post_id Post id being saved.
234 * @param \WP_Post $post Post being saved.
235 * @return void
236 */
237 function add_paywalled_content_post_meta( int $post_id, \WP_Post $post ) {
238 if ( $post->post_type !== 'post' ) {
239 return;
240 }
241
242 $access_level = get_post_meta( $post_id, META_NAME_FOR_POST_LEVEL_ACCESS_SETTINGS, true );
243
244 // A Paywall block gates the post whatever the stored access level; see Jetpack_Memberships::get_post_access_level().
245 $is_paywalled = has_block( \Automattic\Jetpack\Extensions\Paywall\BLOCK_NAME, $post );
246 switch ( $access_level ) {
247 case Abstract_Token_Subscription_Service::POST_ACCESS_LEVEL_PAID_SUBSCRIBERS_ALL_TIERS:
248 case Abstract_Token_Subscription_Service::POST_ACCESS_LEVEL_PAID_SUBSCRIBERS:
249 case Abstract_Token_Subscription_Service::POST_ACCESS_LEVEL_SUBSCRIBERS:
250 $is_paywalled = true;
251 }
252 if ( $is_paywalled ) {
253 update_post_meta( $post_id, META_NAME_CONTAINS_PAYWALLED_CONTENT, $is_paywalled );
254 }
255 if ( ! $is_paywalled ) {
256 delete_post_meta( $post_id, META_NAME_CONTAINS_PAYWALLED_CONTENT );
257 }
258 }
259
260 /**
261 * Displays the newsletter access level.
262 *
263 * @param string $column_id The ID of the column to display.
264 * @param int $post_id The current post ID.
265 */
266 function render_newsletter_access_rows( $column_id, $post_id ) {
267 if ( NEWSLETTER_COLUMN_ID !== $column_id ) {
268 return;
269 }
270
271 $access_level = Jetpack_Memberships::get_post_access_level( $post_id );
272
273 switch ( $access_level ) {
274 case Abstract_Token_Subscription_Service::POST_ACCESS_LEVEL_PAID_SUBSCRIBERS_ALL_TIERS:
275 echo esc_html__( 'Paid Subscribers (all plans)', 'jetpack' );
276 break;
277 case Abstract_Token_Subscription_Service::POST_ACCESS_LEVEL_PAID_SUBSCRIBERS:
278 echo esc_html__( 'Paid Subscribers', 'jetpack' );
279 break;
280 case Abstract_Token_Subscription_Service::POST_ACCESS_LEVEL_SUBSCRIBERS:
281 echo esc_html__( 'Subscribers', 'jetpack' );
282 break;
283 case Abstract_Token_Subscription_Service::POST_ACCESS_LEVEL_EVERYBODY:
284 echo esc_html__( 'Everybody', 'jetpack' );
285 break;
286 default:
287 echo '';
288 }
289 }
290
291 /**
292 * Adds the Newsletter column styles
293 */
294 function newsletter_access_column_styles() {
295 echo '<style id="jetpack-newsletter-newsletter-access-column"> table.fixed .column-newsletter_access { width: 10%; } </style>';
296 }
297
298 /**
299 * Determine the amount of folks currently subscribed to the blog, splitted out in total_subscribers, email_subscribers, social_followers & paid_subscribers.
300 *
301 * @return array containing ['value' => ['total_subscribers' => 0, 'email_subscribers' => 0, 'paid_subscribers' => 0, 'social_followers' => 0]]
302 */
303 function fetch_subscriber_counts() {
304 $subs_count = 0;
305 if ( is_wpcom() ) {
306 $subs_count = array(
307 'value' => \wpcom_fetch_subs_counts( true ),
308 );
309 } else {
310 $cache_key = 'wpcom_subscribers_totals';
311 $subs_count = get_transient( $cache_key );
312 if ( false === $subs_count || 'failed' === $subs_count['status'] ) {
313 $xml = new \Jetpack_IXR_Client();
314 $xml->query( 'jetpack.fetchSubscriberCounts' );
315
316 if ( $xml->isError() ) { // If we get an error from .com, set the status to failed so that we will try again next time the data is requested.
317 $subs_count = array(
318 'status' => 'failed',
319 'code' => $xml->getErrorCode(),
320 'message' => $xml->getErrorMessage(),
321 'value' => $subs_count['value'] ?? array(
322 'total_subscribers' => 0,
323 'email_subscribers' => 0,
324 'social_followers' => 0,
325 'paid_subscribers' => 0,
326 ),
327 );
328 } else {
329 $subs_count = array(
330 'status' => 'success',
331 'value' => $xml->getResponse(),
332 );
333 }
334 set_transient( $cache_key, $subs_count, 3600 ); // Try to cache the result for at least 1 hour.
335 }
336 }
337 return $subs_count;
338 }
339
340 /**
341 * Returns subscriber count based on include_social_followers attribute
342 *
343 * @param bool $include_social_followers Whether to include social followers in the count.
344 * @return int
345 */
346 function get_subscriber_count( $include_social_followers ) {
347 $counts = fetch_subscriber_counts();
348
349 if ( $include_social_followers ) {
350 $subscriber_count = $counts['value']['total_subscribers'] + $counts['value']['social_followers'];
351 } else {
352 $subscriber_count = $counts['value']['total_subscribers'];
353 }
354 return $subscriber_count;
355 }
356
357 /**
358 * Returns true if the block attributes contain a value for the given key.
359 *
360 * @param array $attributes Array containing the block attributes.
361 * @param string $key Block attribute key.
362 *
363 * @return boolean
364 */
365 function has_attribute( $attributes, $key ) {
366 return isset( $attributes[ $key ] ) && $attributes[ $key ] !== 'undefined';
367 }
368
369 /**
370 * Returns the value for the given attribute key, with the option of providing a default fallback value.
371 *
372 * @param array $attributes Array containing the block attributes.
373 * @param string $key Block attribute key.
374 * @param mixed $default Optional fallback value in case the key doesn't exist.
375 *
376 * @return mixed
377 */
378 function get_attribute( $attributes, $key, $default = null ) {
379 return has_attribute( $attributes, $key ) ? $attributes[ $key ] : $default;
380 }
381
382 /**
383 * Mimics getColorClassName, getFontSizeClass and getGradientClass from @wordpress/block-editor js package.
384 *
385 * @param string $setting Setting name.
386 * @param string $value Setting value.
387 *
388 * @return string
389 */
390 function get_setting_class_name( $setting, $value ) {
391 if ( ! $setting || ! $value ) {
392 return '';
393 }
394
395 return sprintf( 'has-%s-%s', $value, $setting );
396 }
397
398 /**
399 * Uses block attributes to generate an array containing the classes for various block elements.
400 * Based on Jetpack_Subscriptions_Widget::do_subscription_form() which the block was originally using.
401 *
402 * @param array $attributes Array containing the block attributes.
403 *
404 * @return array
405 */
406 function get_element_class_names_from_attributes( $attributes ) {
407 $text_color_class = get_setting_class_name( 'color', get_attribute( $attributes, 'textColor' ) );
408 $font_size_class = get_setting_class_name( 'font-size', get_attribute( $attributes, 'fontSize' ) );
409 $border_class = get_setting_class_name( 'border-color', get_attribute( $attributes, 'borderColor' ) );
410
411 $button_background_class = get_setting_class_name( 'background-color', get_attribute( $attributes, 'buttonBackgroundColor' ) );
412 $button_gradient_class = get_setting_class_name( 'gradient-background', get_attribute( $attributes, 'buttonGradient' ) );
413
414 $email_field_background_class = get_setting_class_name( 'background-color', get_attribute( $attributes, 'emailFieldBackgroundColor' ) );
415 $email_field_gradient_class = get_setting_class_name( 'gradient-background', get_attribute( $attributes, 'emailFieldGradient' ) );
416
417 $submit_button_classes = array_filter(
418 array(
419 'wp-block-button__link' => true,
420 'no-border-radius' => 0 === get_attribute( $attributes, 'borderRadius', 0 ),
421 $font_size_class => true,
422 $border_class => true,
423 'has-text-color' => ! empty( $text_color_class ),
424 $text_color_class => true,
425 'has-background' => ! empty( $button_background_class ) || ! empty( $button_gradient_class ),
426 $button_background_class => ! empty( $button_background_class ),
427 $button_gradient_class => ! empty( $button_gradient_class ),
428 )
429 );
430
431 $email_field_classes = array_filter(
432 array(
433 'no-border-radius' => 0 === get_attribute( $attributes, 'borderRadius', 0 ),
434 $font_size_class => true,
435 $border_class => true,
436 $email_field_background_class => true,
437 $email_field_gradient_class => true,
438 )
439 );
440
441 $block_wrapper_classes = array_filter(
442 array(
443 'wp-block-jetpack-subscriptions__supports-newline' => true,
444 'wp-block-jetpack-subscriptions__use-newline' => (bool) get_attribute( $attributes, 'buttonOnNewLine' ),
445 'wp-block-jetpack-subscriptions__show-subs' => (bool) get_attribute( $attributes, 'showSubscribersTotal' ),
446 )
447 );
448
449 return array(
450 'block_wrapper' => implode( ' ', array_keys( $block_wrapper_classes ) ),
451 'email_field' => implode( ' ', array_keys( $email_field_classes ) ),
452 'submit_button' => implode( ' ', array_keys( $submit_button_classes ) ),
453 );
454 }
455
456 /**
457 * Checks if block style is "button only"
458 *
459 * @param string $class_name Block attribute className; multiple names are spearated by space.
460 *
461 * @return bool
462 */
463 function is_button_only_style( $class_name ) {
464 if ( empty( $class_name ) ) {
465 return false;
466 }
467
468 $class_names = explode( ' ', $class_name );
469 return in_array( 'is-style-button', $class_names, true );
470 }
471
472 /**
473 * Uses block attributes to generate an array containing the styles for various block elements.
474 * Based on Jetpack_Subscriptions_Widget::do_subscription_form() which the block was originally using.
475 *
476 * @param array $attributes Array containing the block attributes.
477 *
478 * @return array
479 */
480 function get_element_styles_from_attributes( $attributes ) {
481 $is_button_only_style = is_button_only_style( get_attribute( $attributes, 'className', '' ) );
482
483 $button_background_style = ! has_attribute( $attributes, 'buttonBackgroundColor' ) && has_attribute( $attributes, 'customButtonGradient' )
484 ? get_attribute( $attributes, 'customButtonGradient' )
485 : get_attribute( $attributes, 'customButtonBackgroundColor' );
486
487 $email_field_styles = '';
488 $submit_button_wrapper_styles = '';
489 $submit_button_styles = '';
490
491 if ( ! empty( $button_background_style ) ) {
492 $submit_button_styles .= sprintf( 'background: %s;', $button_background_style );
493 }
494
495 if ( has_attribute( $attributes, 'customTextColor' ) ) {
496 $submit_button_styles .= sprintf( 'color: %s;', get_attribute( $attributes, 'customTextColor' ) );
497 }
498
499 if ( has_attribute( $attributes, 'buttonWidth' ) ) {
500 $submit_button_wrapper_styles .= sprintf( 'width: %s;', get_attribute( $attributes, 'buttonWidth', DEFAULT_BUTTON_WIDTH ) );
501 $submit_button_wrapper_styles .= 'max-width: 100%;';
502
503 // Account for custom margins on inline forms.
504 $submit_button_styles .= true === get_attribute( $attributes, 'buttonOnNewLine' )
505 ? 'width: 100%;'
506 : sprintf( 'width: calc(100%% - %dpx);', get_attribute( $attributes, 'spacing', DEFAULT_SPACING_VALUE ) );
507 }
508
509 $font_size = get_attribute( $attributes, 'customFontSize', DEFAULT_FONTSIZE_VALUE );
510 $style = sprintf( 'font-size: %s%s;', $font_size, is_numeric( $font_size ) ? 'px' : '' );
511
512 $submit_button_styles .= $style;
513 $email_field_styles .= $style;
514
515 $padding = get_attribute( $attributes, 'padding', DEFAULT_PADDING_VALUE );
516 $style = sprintf( 'padding: %1$dpx %2$dpx %1$dpx %2$dpx;', $padding, round( $padding * 1.5 ) );
517
518 $submit_button_styles .= $style;
519 $email_field_styles .= $style;
520
521 if ( ! $is_button_only_style ) {
522 $button_spacing = get_attribute( $attributes, 'spacing', DEFAULT_SPACING_VALUE );
523 if ( true === get_attribute( $attributes, 'buttonOnNewLine' ) ) {
524 $submit_button_styles .= sprintf( 'margin-top: %dpx;', $button_spacing );
525 } else {
526 $submit_button_styles .= 'margin: 0; '; // Reset Safari's 2px default margin for buttons affecting input and button union
527 $submit_button_styles .= sprintf( 'margin-left: %dpx;', $button_spacing );
528 }
529 }
530
531 if ( has_attribute( $attributes, 'borderColor' ) ) {
532 $style = sprintf( 'border-color: %s;', get_attribute( $attributes, 'borderColor', '' ) );
533 $submit_button_styles .= $style;
534 $email_field_styles .= $style;
535 }
536
537 $style = sprintf( 'border-radius: %dpx;', get_attribute( $attributes, 'borderRadius', DEFAULT_BORDER_RADIUS_VALUE ) );
538 $submit_button_styles .= $style;
539 $email_field_styles .= $style;
540
541 $style = sprintf( 'border-width: %dpx;', get_attribute( $attributes, 'borderWeight', DEFAULT_BORDER_WEIGHT_VALUE ) );
542 $submit_button_styles .= $style;
543 $email_field_styles .= $style;
544
545 if ( has_attribute( $attributes, 'customBorderColor' ) ) {
546 $style = sprintf( 'border-color: %s; border-style: solid;', get_attribute( $attributes, 'customBorderColor' ) );
547
548 $submit_button_styles .= $style;
549 $email_field_styles .= $style;
550 }
551
552 if ( ! Request::is_frontend() ) {
553 $background_color_style = get_attribute_color( 'buttonBackgroundColor', $attributes, '#113AF5' /* default lettre theme color */ );
554 $text_color_style = get_attribute_color( 'textColor', $attributes, '#FFFFFF' );
555 $submit_button_styles .= sprintf( ' background-color: %s; color: %s;', $background_color_style, $text_color_style );
556 }
557
558 return array(
559 'email_field' => $email_field_styles,
560 'submit_button' => $submit_button_styles,
561 'submit_button_wrapper' => $submit_button_wrapper_styles,
562 );
563 }
564
565 /**
566 * Retrieve the resolved color for a given attribute.
567 *
568 * @param string $attribute_name The name of the attribute to resolve.
569 * @param array $attributes An array of all attributes.
570 * @param string $default_color A fallback color in case no color can be resolved.
571 *
572 * @return string Returns the resolved color or the default color if no color is found.
573 */
574 function get_attribute_color( $attribute_name, $attributes, $default_color ) {
575 if ( has_attribute( $attributes, $attribute_name ) ) {
576 $color_slug = get_attribute( $attributes, $attribute_name );
577 $resolved_color = get_color_from_slug( $color_slug );
578
579 if ( $resolved_color ) {
580 return $resolved_color;
581 }
582 }
583
584 return get_global_style_color( $attribute_name, $default_color );
585 }
586
587 /**
588 * Retrieve the global style color based on a provided style key.
589 *
590 * @param string $style_key The key for the desired style.
591 * @param string $default_color A fallback color in case the global style is not set.
592 *
593 * @return string Returns the color defined in global styles or the default color if not defined.
594 */
595 function get_global_style_color( $style_key, $default_color ) {
596 $global_styles = wp_get_global_styles(
597 array( 'color' ),
598 array(
599 'block_name' => 'core/button',
600 'transforms' => array( 'resolve-variables' ),
601 )
602 );
603
604 if ( isset( $global_styles[ $style_key ] ) ) {
605 return $global_styles[ $style_key ];
606 }
607
608 return $default_color;
609 }
610
611 /**
612 * Convert a color slug into its corresponding color value.
613 *
614 * @param string $slug The slug representation of the color.
615 *
616 * @return string|null Returns the color value if found, or null otherwise.
617 */
618 function get_color_from_slug( $slug ) {
619 $color_palettes = wp_get_global_settings( array( 'color', 'palette' ) );
620
621 if ( ! is_array( $color_palettes ) ) {
622 return null;
623 }
624
625 foreach ( $color_palettes as $palette ) {
626 if ( is_array( $palette ) ) {
627 foreach ( $palette as $color ) {
628 if ( isset( $color['slug'] ) && $color['slug'] === $slug && isset( $color['color'] ) ) {
629 return $color['color'];
630 }
631 }
632 }
633 }
634
635 return null;
636 }
637
638 /**
639 * Is the Jetpack_Memberships class loaded.
640 */
641 function is_jetpack_memberships_loaded(): bool {
642 return class_exists( '\Jetpack_Memberships' );
643 }
644
645 /**
646 * Subscriptions block render callback.
647 *
648 * @param array $attributes Array containing the block attributes.
649 *
650 * @return string
651 */
652 function render_block( $attributes ) {
653 // If the Subscriptions module is not active, don't render the block.
654 if ( ! ( new Modules() )->is_active( 'subscriptions' ) ) {
655 return '';
656 }
657
658 if ( is_jetpack_memberships_loaded() ) {
659 // We only want the sites that have newsletter feature enabled to be graced by this JavaScript.
660 Jetpack_Gutenberg::load_assets_as_required( __DIR__ );
661 } else {
662 Jetpack_Gutenberg::load_styles_as_required( FEATURE_NAME );
663 }
664
665 if ( ! class_exists( 'Jetpack_Subscriptions_Widget' ) ) {
666 return '';
667 }
668
669 // Prefill the email field with the current user's email if they are logged in via Memberships premium content token
670 $subscribe_email = Jetpack_Memberships::get_current_user_email();
671
672 // If no email, then prefill the email field with the current user's email if they are logged in
673 if ( empty( $subscribe_email ) ) {
674 $current_user = wp_get_current_user();
675 if ( ! empty( $current_user->user_email ) ) {
676 $subscribe_email = $current_user->user_email;
677 }
678 }
679
680 // The block is using the Jetpack_Subscriptions_Widget backend, hence the need to increase the instance count.
681 ++Jetpack_Subscriptions_Widget::$instance_count;
682
683 $classes = get_element_class_names_from_attributes( $attributes );
684 $styles = get_element_styles_from_attributes( $attributes );
685
686 // The default value was previously "true" in block.json. We don't want to rely setting "default" in block.json to falsy,
687 // because it would change the setting for previously saved blocks. Block editor doesn't store default values in attributes at all.
688 // Hence users without this set will still get social counts included in the subscriber counter.
689 // Lowering the subscriber count on their behalf with code change would be controversial.
690 // We want to disencourage including social count as it's misleading.
691 $include_social_followers = isset( $attributes['includeSocialFollowers'] ) ? (bool) get_attribute( $attributes, 'includeSocialFollowers' ) : true;
692
693 $data = array(
694 'widget_id' => Jetpack_Subscriptions_Widget::$instance_count,
695 'subscribe_email' => $subscribe_email,
696 'is_paid_subscriber' => get_attribute( $attributes, 'isPaidSubscriber', false ),
697 'wrapper_attributes' => get_block_wrapper_attributes(
698 array(
699 'class' => $classes['block_wrapper'],
700 )
701 ),
702 'subscribe_placeholder' => get_attribute( $attributes, 'subscribePlaceholder', __( 'Type your email…', 'jetpack' ) ),
703 'submit_button_text' => get_attribute( $attributes, 'submitButtonText', __( 'Subscribe', 'jetpack' ) ),
704 'submit_button_text_subscribed' => get_attribute( $attributes, 'submitButtonTextSubscribed', __( 'Subscribed', 'jetpack' ) ),
705 'submit_button_text_upgrade' => get_attribute( $attributes, 'submitButtonTextUpgrade', __( 'Upgrade subscription', 'jetpack' ) ),
706 'success_message' => get_attribute(
707 $attributes,
708 'successMessage',
709 esc_html__( "Success! An email was just sent to confirm your subscription. Please find the email now and click 'Confirm' to start subscribing.", 'jetpack' )
710 ),
711 'show_subscribers_total' => (bool) get_attribute( $attributes, 'showSubscribersTotal' ),
712 'subscribers_total' => get_attribute( $attributes, 'showSubscribersTotal' ) ? get_subscriber_count( $include_social_followers ) : 0,
713 'referer' => esc_url_raw(
714 ( is_ssl() ? 'https' : 'http' ) . '://' . ( isset( $_SERVER['HTTP_HOST'] ) ? wp_unslash( $_SERVER['HTTP_HOST'] ) : '' ) .
715 ( isset( $_SERVER['REQUEST_URI'] ) ? wp_unslash( $_SERVER['REQUEST_URI'] ) : '' )
716 ),
717 'source' => 'subscribe-block',
718 'app_source' => get_attribute( $attributes, 'appSource', null ),
719 'class_name' => get_attribute( $attributes, 'className' ),
720 'selected_newsletter_categories' => get_attribute( $attributes, 'selectedNewsletterCategoryIds', array() ),
721 'preselected_newsletter_categories' => get_attribute( $attributes, 'preselectNewsletterCategories', false ),
722 );
723
724 // Only render the email version in non-frontend contexts.
725 if ( is_feed() || wp_is_xml_request() ||
726 ( defined( 'REST_REQUEST' ) && REST_REQUEST && ! wp_is_json_request() ) ||
727 ( defined( 'REST_API_REQUEST' ) && REST_API_REQUEST ) ||
728 ( defined( 'WP_CLI' ) && WP_CLI ) ||
729 wp_is_jsonp_request() ) {
730 return render_for_email( $data, $styles );
731 }
732
733 return render_for_website( $data, $classes, $styles );
734 }
735
736 /**
737 * Get the post access level for the current post. Defaults to 'everybody' if the query is not for a single post
738 *
739 * @return string the actual post access level (see projects/plugins/jetpack/extensions/blocks/subscriptions/constants.js for the values).
740 */
741 function get_post_access_level_for_current_post() {
742 if ( ! is_singular() ) {
743 // There is no "actual" current post.
744 return Abstract_Token_Subscription_Service::POST_ACCESS_LEVEL_EVERYBODY;
745 }
746
747 return Jetpack_Memberships::get_post_access_level();
748 }
749
750 /**
751 * Renders the subscriptions block at the site.
752 *
753 * @param array $data Array containing block view data.
754 * @param array $classes Array containing the classes for different block elements.
755 * @param array $styles Array containing the styles for different block elements.
756 *
757 * @return string
758 */
759 function render_for_website( $data, $classes, $styles ) {
760 $lang = get_locale();
761 $blog_id = \Jetpack_Options::get_option( 'id' );
762 $widget_id_suffix = Jetpack_Subscriptions_Widget::$instance_count > 1 ? '-' . Jetpack_Subscriptions_Widget::$instance_count : '';
763 $form_id = 'subscribe-blog' . $widget_id_suffix;
764 $form_url = 'https://wordpress.com/email-subscriptions';
765 $post_access_level = get_post_access_level_for_current_post();
766 $is_button_only_style = ! empty( $data['class_name'] ) ? is_button_only_style( $data['class_name'] ) : false;
767
768 // Post ID is used for pulling post-specific paid status, and returning to the right post after confirming subscription
769 $post_id = null;
770 if ( in_the_loop() ) {
771 $post_id = get_the_ID();
772 } elseif ( is_singular( 'post' ) || is_page() ) {
773 $post_id = get_queried_object_id();
774 } else {
775 $post_id = get_option( 'page_on_front' );
776 }
777
778 $subscribe_field_id = apply_filters( 'subscribe_field_id', 'subscribe-field' . $widget_id_suffix, $data['widget_id'] );
779 $tier_id = get_post_meta( $post_id, META_NAME_FOR_POST_TIER_ID_SETTINGS, true );
780 $is_subscribed = Jetpack_Memberships::is_current_user_subscribed();
781 $button_text = get_submit_button_text( $data );
782 $show_subscriber_count = $data['show_subscribers_total'] && $data['subscribers_total'] && ! $is_subscribed;
783
784 ob_start();
785
786 Jetpack_Subscriptions_Widget::render_widget_status_messages(
787 array(
788 'success_message' => $data['success_message'],
789 )
790 );
791 ?>
792 <div <?php echo wp_kses_data( $data['wrapper_attributes'] ); ?>>
793 <div class="wp-block-jetpack-subscriptions__container<?php echo ! $is_subscribed ? ' is-not-subscriber' : ''; ?>">
794 <?php if ( is_top_subscription() ) : ?>
795 <p id="subscribe-submit" class="is-link"
796 <?php if ( ! empty( $styles['submit_button_wrapper'] ) ) : ?>
797 style="<?php echo esc_attr( $styles['submit_button_wrapper'] ); ?>"
798 <?php endif; ?>
799 >
800 <a
801 href="<?php echo esc_url( 'https://wordpress.com/reader/site/subscription/' . $blog_id ); ?>"
802 <?php if ( ! empty( $classes['submit_button'] ) ) : ?>
803 class="<?php echo esc_attr( $classes['submit_button'] ); ?>"
804 <?php endif; ?>
805 <?php if ( ! empty( $styles['submit_button'] ) ) : ?>
806 style="<?php echo esc_attr( $styles['submit_button'] ); ?>"
807 <?php endif; ?>
808 >
809 <?php echo sanitize_submit_text( $button_text ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?>
810 </a>
811 </p>
812 <?php else : ?>
813 <form
814 action="<?php echo esc_url( $form_url ); ?>"
815 method="post"
816 accept-charset="utf-8"
817 data-blog="<?php echo esc_attr( $blog_id ); ?>"
818 data-post_access_level="<?php echo esc_attr( $post_access_level ); ?>"
819 data-subscriber_email="<?php echo esc_attr( $data['subscribe_email'] ); ?>"
820 id="<?php echo esc_attr( $form_id ); ?>"
821 >
822 <div class="wp-block-jetpack-subscriptions__form-elements">
823 <?php if ( ! $is_subscribed && ! $is_button_only_style ) : ?>
824 <p id="subscribe-email">
825 <label
826 id="<?php echo esc_attr( $subscribe_field_id . '-label' ); ?>"
827 for="<?php echo esc_attr( $subscribe_field_id ); ?>"
828 class="screen-reader-text"
829 >
830 <?php echo esc_html( $data['subscribe_placeholder'] ); ?>
831 </label>
832 <?php
833 printf(
834 '<input
835 required="required"
836 type="email"
837 name="email"
838 autocomplete="email"
839 %1$s
840 style="%2$s"
841 placeholder="%3$s"
842 value="%4$s"
843 id="%5$s"
844 %6$s
845 />',
846 ( ! empty( $classes['email_field'] )
847 ? 'class="' . esc_attr( $classes['email_field'] ) . '"'
848 : ''
849 ),
850 ( ! empty( $styles['email_field'] )
851 ? esc_attr( $styles['email_field'] )
852 : 'width: 95%; padding: 1px 10px'
853 ),
854 esc_attr( $data['subscribe_placeholder'] ),
855 esc_attr( $data['subscribe_email'] ),
856 esc_attr( $subscribe_field_id ),
857 ( ! empty( $data['subscribe_email'] )
858 ? 'disabled title="' . esc_attr__( "You're logged in with this email", 'jetpack' ) . '"'
859 : 'title="' . esc_attr__( 'Please fill in this field.', 'jetpack' ) . '"'
860 )
861 );
862 ?>
863 </p>
864 <?php endif; ?>
865 <p id="subscribe-submit"
866 <?php if ( ! empty( $styles['submit_button_wrapper'] ) ) : ?>
867 style="<?php echo esc_attr( $styles['submit_button_wrapper'] ); ?>"
868 <?php endif; ?>
869 >
870 <input type="hidden" name="action" value="subscribe"/>
871 <input type="hidden" name="blog_id" value="<?php echo (int) $blog_id; ?>"/>
872 <input type="hidden" name="source" value="<?php echo esc_url( $data['referer'] ); ?>"/>
873 <input type="hidden" name="sub-type" value="<?php echo esc_attr( $data['source'] ); ?>"/>
874 <input type="hidden" name="app_source" value="<?php echo esc_attr( $data['app_source'] ); ?>"/>
875 <input type="hidden" name="redirect_fragment" value="<?php echo esc_attr( $form_id ); ?>"/>
876 <input type="hidden" name="lang" value="<?php echo esc_attr( $lang ); ?>"/>
877 <?php
878 wp_nonce_field( 'blogsub_subscribe_' . $blog_id );
879
880 if ( ! empty( $post_id ) ) {
881 echo '<input type="hidden" name="post_id" value="' . esc_attr( $post_id ) . '"/>';
882 }
883
884 if ( ! empty( $tier_id ) ) {
885 echo '<input type="hidden" name="tier_id" value="' . esc_attr( $tier_id ) . '"/>';
886 }
887
888 if ( $data['preselected_newsletter_categories'] && ! empty( $data['selected_newsletter_categories'] ) ) {
889 echo '<input type="hidden" name="selected_newsletter_categories" value="' . esc_attr( implode( ',', $data['selected_newsletter_categories'] ) ) . '"/>';
890 }
891 ?>
892 <button type="submit"
893 <?php if ( ! empty( $classes['submit_button'] ) ) : ?>
894 class="<?php echo esc_attr( $classes['submit_button'] ); ?>"
895 <?php endif; ?>
896 <?php if ( ! empty( $styles['submit_button'] ) ) : ?>
897 style="<?php echo esc_attr( $styles['submit_button'] ); ?>"
898 <?php endif; ?>
899 name="jetpack_subscriptions_widget"
900 >
901 <?php echo sanitize_submit_text( $button_text ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?>
902 </button>
903 </p>
904 </div>
905 </form>
906 <?php endif; ?>
907 <?php if ( $show_subscriber_count ) : ?>
908 <div class="wp-block-jetpack-subscriptions__subscount">
909 <?php echo esc_html( Jetpack_Memberships::get_join_others_text( $data['subscribers_total'] ) ); ?>
910 </div>
911 <?php endif; ?>
912 </div>
913 </div>
914 <?php
915 return ob_get_clean();
916 }
917
918 /**
919 * Renders the email version of the subscriptions block.
920 *
921 * @param array $data Array containing block view data.
922 * @param array $styles Array containing the styles for different block elements.
923 *
924 * @return string
925 */
926 function render_for_email( $data, $styles ) {
927 $submit_button_wrapper_style = ! empty( $styles['submit_button_wrapper'] ) ? 'style="' . esc_attr( $styles['submit_button_wrapper'] ) . '"' : '';
928 $button_text = get_submit_button_text( $data );
929
930 $html = '<div ' . wp_kses_data( $data['wrapper_attributes'] ) . '>
931 <div>
932 <div>
933 <div>
934 <p ' . $submit_button_wrapper_style . '>
935 <a href="' . esc_url( get_post_permalink() ) . '" style="' . esc_attr( $styles['submit_button'] ) . ' text-decoration: none; white-space: nowrap; margin-left: 0">' . sanitize_submit_text( $button_text ) . '</a>
936 </p>
937 </div>
938 </div>
939 </div>
940 </div>';
941
942 return $html;
943 }
944
945 /**
946 * WooCommerce Email Editor render callback for the subscriptions block.
947 *
948 * @param string $block_content The block content.
949 * @param array $parsed_block The parsed block data.
950 * @param object $rendering_context The email rendering context.
951 *
952 * @return string
953 */
954 function render_email( $block_content, array $parsed_block, $rendering_context ) {
955 if ( ! isset( $parsed_block['attrs'] ) || ! is_array( $parsed_block['attrs'] ) || ! function_exists( '\Automattic\Jetpack\Extensions\Button\render_email' ) || ! class_exists( '\Automattic\WooCommerce\EmailEditor\Integrations\Core\Renderer\Blocks\Button' ) ) {
956 return '';
957 }
958
959 // Map subscription block attributes to button block attributes
960 $button_attributes = array(
961 'text' => ! empty( $parsed_block['attrs']['submitButtonText'] ) ? sanitize_text_field( $parsed_block['attrs']['submitButtonText'] ) : __( 'Subscribe', 'jetpack' ),
962 'url' => get_post_permalink(),
963 'element' => 'a',
964 // Map background colors
965 'backgroundColor' => $parsed_block['attrs']['buttonBackgroundColor'] ?? null,
966 'customBackgroundColor' => $parsed_block['attrs']['customButtonBackgroundColor'] ?? null,
967 // Map text colors
968 'textColor' => $parsed_block['attrs']['textColor'] ?? null,
969 'customTextColor' => $parsed_block['attrs']['customTextColor'] ?? null,
970 // Map borders
971 'borderRadius' => $parsed_block['attrs']['borderRadius'] ?? 0,
972 'borderWeight' => $parsed_block['attrs']['borderWeight'] ?? 1,
973 'borderColor' => $parsed_block['attrs']['borderColor'] ?? null,
974 'customBorderColor' => $parsed_block['attrs']['customBorderColor'] ?? null,
975 // Map typography
976 'fontSize' => $parsed_block['attrs']['fontSize'] ?? null,
977 'customFontSize' => $parsed_block['attrs']['customFontSize'] ?? null,
978 // Map spacing
979 'padding' => $parsed_block['attrs']['padding'] ?? null,
980 );
981
982 // Create a mock button block structure
983 $button_parsed_block = array(
984 'attrs' => $button_attributes,
985 'email_attrs' => $parsed_block['email_attrs'] ?? array(),
986 );
987
988 // Call the Jetpack button's email rendering
989 return \Automattic\Jetpack\Extensions\Button\render_email(
990 $block_content,
991 $button_parsed_block,
992 $rendering_context
993 );
994 }
995
996 /**
997 * Gate access to posts
998 *
999 * @param string $the_content Post content.
1000 *
1001 * @return string
1002 */
1003 function add_paywall( $the_content ) {
1004 require_once JETPACK__PLUGIN_DIR . 'modules/memberships/class-jetpack-memberships.php';
1005
1006 $post_access_level = Jetpack_Memberships::get_post_access_level();
1007
1008 if ( Jetpack_Memberships::user_can_view_post() ) {
1009 if ( $post_access_level !== Abstract_Token_Subscription_Service::POST_ACCESS_LEVEL_EVERYBODY ) {
1010 do_action(
1011 'earn_track_paywalled_post_view',
1012 array(
1013 'post_id' => get_the_ID(),
1014 )
1015 );
1016 }
1017 return $the_content;
1018 }
1019
1020 $paywalled_content = get_paywall_content();
1021
1022 if ( has_block( \Automattic\Jetpack\Extensions\Paywall\BLOCK_NAME ) ) {
1023 if ( strpos( $the_content, \Automattic\Jetpack\Extensions\Paywall\BLOCK_HTML ) ) {
1024 return strstr( $the_content, \Automattic\Jetpack\Extensions\Paywall\BLOCK_HTML, true ) . $paywalled_content;
1025 }
1026 // WordPress generates excerpts by either rendering or stripping blocks before invoking the `the_content` filter.
1027 // In the context of generating an excerpt, the Paywall block specifically renders THE_EXCERPT_BLOCK.
1028 if ( strpos( $the_content, \Automattic\Jetpack\Extensions\Paywall\THE_EXCERPT_BLOCK ) ) {
1029 return strstr( $the_content, \Automattic\Jetpack\Extensions\Paywall\THE_EXCERPT_BLOCK, true );
1030 }
1031 }
1032
1033 return $paywalled_content;
1034 }
1035
1036 /**
1037 * Gate access to comments. We want to close comments on private sites.
1038 *
1039 * @param bool $default_comments_open Default state of the comments_open filter.
1040 * @param int $post_id Current post id.
1041 *
1042 * @return bool
1043 */
1044 function maybe_close_comments( $default_comments_open, $post_id ) {
1045 if ( ! $default_comments_open || ! $post_id ) {
1046 return $default_comments_open;
1047 }
1048
1049 require_once JETPACK__PLUGIN_DIR . 'modules/memberships/class-jetpack-memberships.php';
1050 return Jetpack_Memberships::user_can_view_post();
1051 }
1052
1053 /**
1054 * Gate access to existing comments
1055 *
1056 * @param string $comment The comment.
1057 *
1058 * @return string
1059 */
1060 function maybe_gate_existing_comments( $comment ) {
1061 if ( empty( $comment ) ) {
1062 return $comment;
1063 }
1064
1065 require_once JETPACK__PLUGIN_DIR . 'modules/memberships/class-jetpack-memberships.php';
1066 if ( Jetpack_Memberships::user_can_view_post() ) {
1067 return $comment;
1068 }
1069 return '';
1070 }
1071
1072 /**
1073 * Is the Jetpack_Token_Subscription_Service class loaded
1074 *
1075 * @return bool
1076 */
1077 function is_jetpack_token_subscription_service_loaded(): bool {
1078 return class_exists( 'Automattic\Jetpack\Extensions\Premium_Content\Subscription_Service\Jetpack_Token_Subscription_Service' );
1079 }
1080
1081 /**
1082 * Adds support for WP Super cache and Boost cache
1083 */
1084 function maybe_prevent_super_cache_caching() {
1085 // Prevents cached page to be served if the Membership cookie is present
1086 if ( is_jetpack_token_subscription_service_loaded() ) {
1087 do_action( 'wpsc_add_cookie', Jetpack_Token_Subscription_Service::JWT_AUTH_TOKEN_COOKIE_NAME );
1088 }
1089
1090 if ( is_user_auth() ) {
1091 // Do not cache the page if user is auth with Membership token
1092 if ( ! defined( 'DONOTCACHEPAGE' ) ) {
1093 define( 'DONOTCACHEPAGE', true );
1094 }
1095 }
1096 }
1097
1098 /**
1099 * Returns paywall content blocks
1100 *
1101 * @return string
1102 */
1103 function get_paywall_content() {
1104 if ( Jetpack_Memberships::user_is_pending_subscriber() ) {
1105 return get_paywall_blocks_subscribe_pending();
1106 }
1107 if ( doing_filter( 'get_the_excerpt' ) ) {
1108 return '';
1109 }
1110 return get_paywall_blocks();
1111 }
1112
1113 /**
1114 * Returns the current URL.
1115 *
1116 * TODO: Copied from https://github.com/Automattic/jetpack/blob/bb885061dc3ee7a80a78a5f0116ab3fcebfddb09/projects/packages/boost-core/src/lib/class-url.php#L39
1117 * TODO: Move to a shared package
1118 *
1119 * @return string
1120 */
1121 function get_current_url() {
1122 // Fallback to the site URL if we're unable to determine the URL from $_SERVER global.
1123 $current_url = site_url();
1124
1125 if ( isset( $_SERVER ) && is_array( $_SERVER ) ) {
1126 // phpcs:disable WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- Sanitization happens at the end
1127 $scheme = isset( $_SERVER['HTTPS'] ) && 'on' === $_SERVER['HTTPS'] ? 'https' : 'http';
1128 $host = ! empty( $_SERVER['HTTP_HOST'] ) ? wp_unslash( $_SERVER['HTTP_HOST'] ) : null;
1129 $path = ! empty( $_SERVER['REQUEST_URI'] ) ? wp_unslash( $_SERVER['REQUEST_URI'] ) : '';
1130
1131 // Support for local plugin development and testing using ngrok.
1132 if ( ! empty( $_SERVER['HTTP_X_ORIGINAL_HOST'] ) && str_contains( $_SERVER['HTTP_X_ORIGINAL_HOST'], 'ngrok.io' ) ) { // phpcs:ignore WordPress.Security.ValidatedSanitizedInput -- This is validating.
1133 $host = wp_unslash( $_SERVER['HTTP_X_ORIGINAL_HOST'] );
1134 }
1135 // phpcs:enable WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
1136
1137 if ( $host ) {
1138 $current_url = esc_url_raw( sprintf( '%s://%s%s', $scheme, $host, $path ) );
1139 }
1140 }
1141
1142 return $current_url;
1143 }
1144
1145 /**
1146 * Get the submit button text based on the subscription status.
1147 *
1148 * @param array $data Array containing block view data.
1149 *
1150 * @return string
1151 */
1152 function get_submit_button_text( $data ) {
1153 if ( ! Jetpack_Memberships::is_current_user_subscribed() ) {
1154 return $data['submit_button_text'];
1155 }
1156 if ( ! Jetpack_Memberships::user_can_view_post() ) {
1157 return $data['submit_button_text_upgrade'];
1158 }
1159 return '✓ ' . $data['submit_button_text_subscribed'];
1160 }
1161
1162 /**
1163 * Returns true if there are no more tiers to upgrade to.
1164 *
1165 * @return boolean
1166 */
1167 function is_top_subscription() {
1168 if ( ! Jetpack_Memberships::is_current_user_subscribed() ) {
1169 return false;
1170 }
1171 if ( ! Jetpack_Memberships::user_can_view_post() ) {
1172 return false;
1173 }
1174 return true;
1175 }
1176
1177 /**
1178 * Sanitize the submit button text.
1179 *
1180 * @param string $text String containing the submit button text.
1181 *
1182 * @return string
1183 */
1184 function sanitize_submit_text( $text ) {
1185 return wp_kses(
1186 html_entity_decode( $text, ENT_QUOTES | ENT_SUBSTITUTE | ENT_HTML401 ),
1187 Jetpack_Subscriptions_Widget::$allowed_html_tags_for_submit_button
1188 );
1189 }
1190
1191 /**
1192 * Returns paywall content blocks if user is not authenticated
1193 *
1194 * @return string
1195 */
1196 function get_paywall_blocks() {
1197 $custom_paywall = apply_filters( 'jetpack_custom_paywall_blocks', false );
1198 if ( ! empty( $custom_paywall ) ) {
1199 return $custom_paywall;
1200 }
1201
1202 if ( ! Request::is_frontend() ) { // emails
1203 return get_paywall_simple();
1204 }
1205
1206 require_once JETPACK__PLUGIN_DIR . 'modules/memberships/class-jetpack-memberships.php';
1207 $is_paid_post = is_paid_post();
1208 $is_paid_subscriber = Jetpack_Memberships::user_is_paid_subscriber();
1209
1210 $access_heading = $is_paid_subscriber
1211 ? esc_html__( 'Upgrade to continue reading', 'jetpack' )
1212 : esc_html__( 'Subscribe to continue reading', 'jetpack' );
1213
1214 $subscribe_text = $is_paid_post
1215 // translators: %s is the name of the site.
1216 ? (
1217 $is_paid_subscriber
1218 ? esc_html__( 'Upgrade to get access to the rest of this post and other exclusive content.', 'jetpack' )
1219 : esc_html__( 'Become a paid subscriber to get access to the rest of this post and other exclusive content.', 'jetpack' )
1220 )
1221 // translators: %s is the name of the site.
1222 : esc_html__( 'Subscribe to get access to the rest of this post and other subscriber-only content.', 'jetpack' );
1223
1224 $login_block = '';
1225
1226 if ( is_user_auth() ) {
1227 if ( ( new Host() )->is_wpcom_simple() ) {
1228 // We cannot use wpcom_logmein_redirect_url since it returns redirect URL when user is already logged in.
1229 $login_link = add_query_arg(
1230 array(
1231 'redirect_to' => rawurlencode( get_current_url() ),
1232 'blog_id' => get_current_blog_id(),
1233 ),
1234 'https://wordpress.com/log-in/link'
1235 );
1236 $switch_accounts_link = wp_logout_url( $login_link );
1237 $login_block = '<!-- wp:paragraph {"align":"center","style":{"typography":{"fontSize":"14px"}}} -->
1238 <p class="has-text-align-center" style="font-size:14px">
1239 <a href="' . $switch_accounts_link . '">' . __( 'Switch accounts', 'jetpack' ) . '</a>
1240 </p>
1241 <!-- /wp:paragraph -->';
1242 }
1243 } else {
1244 $access_question = $is_paid_post ? esc_html__( 'Already a paid subscriber?', 'jetpack' ) : esc_html__( 'Already a subscriber?', 'jetpack' );
1245 $login_block = '<!-- wp:group {"style":{"typography":{"fontSize":"14px"}},"layout":{"type":"flex","justifyContent":"center"}} -->
1246 <div class="wp-block-group" style="font-size:14px">
1247 <!-- wp:jetpack/subscriber-login {"logInLabel":"' . $access_question . '"} /-->
1248 </div>
1249 <!-- /wp:group -->';
1250 }
1251
1252 $lock_svg = plugins_url( 'images/lock-paywall.svg', JETPACK__PLUGIN_FILE );
1253
1254 return '
1255 <!-- wp:group {"style":{"border":{"width":"1px","radius":"4px"},"spacing":{"padding":{"top":"32px","bottom":"32px","left":"32px","right":"32px"}}},"borderColor":"primary","className":"jetpack-subscribe-paywall","layout":{"type":"constrained","contentSize":"400px"}} -->
1256 <div class="wp-block-group jetpack-subscribe-paywall has-border-color has-primary-border-color" style="border-width:1px;border-radius:4px;padding-top:32px;padding-right:32px;padding-bottom:32px;padding-left:32px">
1257 <!-- wp:image {"align":"center","width":24,"height":24,"sizeSlug":"large","linkDestination":"none"} -->
1258 <figure class="wp-block-image aligncenter size-large is-resized"><img src="' . $lock_svg . '" alt="" width="24" height="24"/></figure>
1259 <!-- /wp:image -->
1260
1261 <!-- wp:heading {"textAlign":"center","style":{"typography":{"fontStyle":"normal","fontWeight":"600","fontSize":"24px"},"layout":{"selfStretch":"fit"}}} -->
1262 <h2 class="wp-block-heading has-text-align-center" style="font-size:24px;font-style:normal;font-weight:600">' . $access_heading . '</h2>
1263 <!-- /wp:heading -->
1264
1265 <!-- wp:paragraph {"align":"center","style":{"typography":{"fontSize":"14px"},"spacing":{"margin":{"top":"10px","bottom":"10px"}}}} -->
1266 <p class="has-text-align-center" style="margin-top:10px;margin-bottom:10px;font-size:14px">' . $subscribe_text . '</p>
1267 <!-- /wp:paragraph -->
1268
1269 <!-- wp:jetpack/subscriptions {"borderRadius":50,"borderColor":"primary","className":"is-style-compact","isPaidSubscriber":' . ( $is_paid_subscriber ? 'true' : 'false' ) . '} /-->
1270 ' . $login_block . '
1271 </div>
1272 <!-- /wp:group -->
1273 ';
1274 }
1275
1276 /**
1277 * Returns true if user is auth for subscriptions check, otherwise returns false.
1278 *
1279 * @return bool
1280 */
1281 function is_user_auth(): bool {
1282 if ( ( new Host() )->is_wpcom_simple() && is_user_logged_in() ) {
1283 return true;
1284 }
1285 if ( current_user_can( 'manage_options' ) ) {
1286 return true;
1287 }
1288
1289 if ( is_jetpack_token_subscription_service_loaded() ) {
1290 if ( Jetpack_Token_Subscription_Service::has_token_from_cookie() ) {
1291 return true;
1292 }
1293 }
1294 return false;
1295 }
1296
1297 /**
1298 * Returns `true` if the post is a paid post.
1299 */
1300 function is_paid_post(): bool {
1301 require_once JETPACK__PLUGIN_DIR . 'modules/memberships/class-jetpack-memberships.php';
1302
1303 // Make sure Stripe is connected and the post is marked for paid subscribers.
1304 if ( Jetpack_Memberships::has_connected_account() && is_jetpack_token_subscription_service_loaded() ) {
1305 return Jetpack_Memberships::get_post_access_level() === Jetpack_Token_Subscription_Service::POST_ACCESS_LEVEL_PAID_SUBSCRIBERS;
1306 }
1307
1308 return false;
1309 }
1310
1311 /**
1312 * Returns true if the post is a subscribers post.
1313 */
1314 function is_subscribers_post(): bool {
1315 require_once JETPACK__PLUGIN_DIR . 'modules/memberships/class-jetpack-memberships.php';
1316
1317 // Make sure Stripe is connected and the post is marked for paid subscribers.
1318 if ( Jetpack_Memberships::has_connected_account() && is_jetpack_token_subscription_service_loaded() ) {
1319 return Jetpack_Memberships::get_post_access_level() === Jetpack_Token_Subscription_Service::POST_ACCESS_LEVEL_SUBSCRIBERS;
1320 }
1321
1322 return false;
1323 }
1324
1325 /**
1326 * Returns paywall content blocks when email confirmation is pending
1327 *
1328 * @return string
1329 */
1330 function get_paywall_blocks_subscribe_pending() {
1331 $subscribe_email = Jetpack_Memberships::get_current_user_email();
1332
1333 /** This filter is documented in \Automattic\Jetpack\Forms\ContactForm\Contact_Form */
1334 if ( is_wpcom() || false !== apply_filters( 'jetpack_auto_fill_logged_in_user', false ) ) {
1335 $current_user = wp_get_current_user();
1336 if ( ! empty( $current_user->user_email ) ) {
1337 $subscribe_email = $current_user->user_email;
1338 }
1339 }
1340
1341 $access_heading = esc_html__( 'Confirm your subscription to continue reading', 'jetpack' );
1342
1343 /* translators: %s: email address */
1344 $subscribe_text = sprintf( esc_html__( 'Head to your inbox and confirm your email address %s.', 'jetpack' ), $subscribe_email );
1345
1346 $lock_svg = plugins_url( 'images/lock-paywall.svg', JETPACK__PLUGIN_FILE );
1347
1348 return '
1349 <!-- wp:group {"style":{"border":{"width":"1px","radius":"4px"},"spacing":{"padding":{"top":"32px","bottom":"32px","left":"32px","right":"32px"}}},"borderColor":"primary","className":"jetpack-subscribe-paywall","layout":{"type":"constrained","contentSize":"400px"}} -->
1350 <div class="wp-block-group jetpack-subscribe-paywall has-border-color has-primary-border-color" style="border-width:1px;border-radius:4px;padding-top:32px;padding-right:32px;padding-bottom:32px;padding-left:32px">
1351 <!-- wp:image {"align":"center","width":24,"height":24,"sizeSlug":"large","linkDestination":"none"} -->
1352 <figure class="wp-block-image aligncenter size-large is-resized"><img src="' . $lock_svg . '" alt="" width="24" height="24"/></figure>
1353 <!-- /wp:image -->
1354
1355 <!-- wp:heading {"textAlign":"center","style":{"typography":{"fontStyle":"normal","fontWeight":"600","fontSize":"24px", "maxWidth":"initial"},"layout":{"selfStretch":"fit"}}} -->
1356 <h2 class="wp-block-heading has-text-align-center" style="font-size:24px;font-style:normal;font-weight:600;max-width:initial">' . $access_heading . '</h2>
1357 <!-- /wp:heading -->
1358
1359 <!-- wp:paragraph {"align":"center","style":{"typography":{"fontSize":"14px"},"spacing":{"margin":{"top":"10px","bottom":"10px"}}}} -->
1360 <p class="has-text-align-center" style="margin-top:10px;margin-bottom:10px;font-size:14px">' . $subscribe_text . '</p>
1361 <!-- /wp:paragraph -->
1362 </div>
1363 <!-- /wp:group -->
1364 ';
1365 }
1366
1367 /**
1368 * Return content for non frontend views like Reader, emails.
1369 */
1370 function get_paywall_simple(): string {
1371 $is_paid_post = is_paid_post();
1372 $is_subscribers_post = is_subscribers_post();
1373 $is_subscriber = is_jetpack_memberships_loaded() && Jetpack_Memberships::is_current_user_subscribed();
1374 $paywall_heading = esc_html__( 'Subscribe to keep reading', 'jetpack' );
1375
1376 if ( $is_subscribers_post && ! $is_subscriber ) {
1377 $paywall_description = esc_html__( "It's a subscribers only post. Subscribe to get access to the rest of this post and other subscriber-only content.", 'jetpack' );
1378 $paywall_action_btn = esc_html__( 'Subscribe', 'jetpack' );
1379 } elseif ( $is_paid_post && $is_subscriber ) {
1380 $paywall_description = esc_html__( "You're currently a free subscriber. Upgrade your subscription to get access to the rest of this post and other paid-subscriber only content.", 'jetpack' );
1381 $paywall_action_btn = esc_html__( 'Upgrade subscription', 'jetpack' );
1382 } else {
1383 // - For paid post when the user is not a subscriber.
1384 // - Default for all other cases.
1385 $paywall_description = esc_html__( 'Become a paid subscriber to get access to the rest of this post and other exclusive content.', 'jetpack' );
1386 $paywall_action_btn = esc_html__( 'Subscribe', 'jetpack' );
1387 }
1388
1389 return '
1390 <!-- wp:columns -->
1391 <div class="wp-block-columns jetpack-paywall-simple" style="display: inline-block; width: 90%">
1392 <!-- wp:column -->
1393 <div class="wp-block-column" style="background-color: #F6F7F7; padding: 32px; 24px;">
1394 <!-- wp:heading -->
1395 <h2 class="has-text-align-center" style="margin: 0 0 12px; font-weight: 600;">' . $paywall_heading . '</h2>
1396 <!-- /wp:heading -->
1397 <!-- wp:paragraph -->
1398 <p class="has-text-align-center"
1399 style="text-align: center;
1400 color: #50575E;
1401 font-weight: 400;
1402 font-size: 16px;
1403 font-family: \'SF Pro Text\', sans-serif;
1404 line-height: 28.8px;">
1405 ' . $paywall_description . '
1406 </p>
1407 <!-- /wp:paragraph -->
1408 <!-- wp:buttons -->
1409 <div class="wp-block-buttons" style="text-align: center;">
1410 <!-- wp:button -->
1411 <div class="wp-block-button" style="display: inline-block; margin: 10px 0; border-style: none; padding: 0;">
1412 <a href="' . esc_url( get_post_permalink() ) . '" class="wp-block-button__link wp-element-button"
1413 data-wpcom-track data-tracks-link-desc="paywall-email-click"
1414 style="display: inline-block;
1415 padding: 12px 15px;
1416 background-color: #3858e9;
1417 color: #FFFFFF;
1418 text-decoration: none;
1419 border-radius: 5px;
1420 font-family: \'SF Pro Display\', sans-serif;
1421 font-weight: 500;
1422 font-size: 16px;
1423 text-align: center;">' . $paywall_action_btn . '</a>
1424 </div>
1425 <!-- /wp:button -->
1426 </div>
1427 <!-- /wp:buttons -->
1428 </div>
1429 <!-- /wp:column -->
1430 </div>
1431 <!-- /wp:columns -->
1432 ';
1433 }
1434