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SureDonation – Donation Forms, Fundraising Campaigns & Donor Management / 1.6.0
SureDonation – Donation Forms, Fundraising Campaigns & Donor Management v1.6.0
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suredonation / inc / fields / payment-markup.php

payment-markup.php in SureDonation – Donation Forms, Fundraising Campaigns & Donor Management 1.6.0, at inc/fields/payment-markup.php

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1 <?php
2 /**
3 * SureDonation Payment Markup Class file.
4 *
5 * @package SureDonation
6 * @since 0.0.1
7 */
8
9 namespace SureDonation\Inc\Fields;
10
11 use SureDonation\Inc\Helper;
12 use SureDonation\Inc\Payments\Offline\Offline_Helper;
13 use SureDonation\Inc\Payments\Payment_Helper;
14 use SureDonation\Inc\Payments\Stripe\Stripe_Helper;
15 use SureDonation\Inc\Post_Types\Donation_Form;
16
17 if ( ! defined( 'ABSPATH' ) ) {
18 exit; // Exit if accessed directly.
19 }
20
21 /**
22 * SureDonation Payment Markup Class.
23 *
24 * @since 0.0.1
25 */
26 class Payment_Markup extends Base {
27 /**
28 * Payment amount.
29 *
30 * @var float
31 * @since 0.0.1
32 */
33 protected $amount;
34
35 /**
36 * Payment currency.
37 *
38 * @var string
39 * @since 0.0.1
40 */
41 protected $currency;
42
43 /**
44 * Stripe publishable key.
45 *
46 * @var string
47 * @since 0.0.1
48 */
49 protected $stripe_publishable_key;
50
51 /**
52 * Whether Stripe is connected.
53 *
54 * @var bool
55 * @since 0.0.1
56 */
57 protected $stripe_connected;
58
59 /**
60 * Whether the resolved Stripe account is known to be unable to charge cards.
61 *
62 * @var bool
63 * @since 1.5.1
64 */
65 protected $stripe_card_blocked = false;
66
67 /**
68 * Payment mode (live or test).
69 *
70 * @var string
71 * @since 0.0.1
72 */
73 protected $payment_mode;
74
75 /**
76 * Payment type.
77 *
78 * @var string
79 * @since 0.0.1
80 */
81 protected $payment_type;
82
83 /**
84 * Subscription plans.
85 *
86 * @var array<string, mixed>
87 * @since 0.0.1
88 */
89 protected $subscription_plan;
90
91 /**
92 * Amount type.
93 *
94 * @var string
95 * @since 0.0.1
96 */
97 protected $amount_type;
98
99 /**
100 * Fixed amount.
101 *
102 * @var float
103 * @since 0.0.1
104 */
105 protected $fixed_amount;
106
107 /**
108 * Minimum amount.
109 *
110 * @var float
111 * @since 0.0.1
112 */
113 protected $minimum_amount;
114
115 /**
116 * Customer name field slug.
117 *
118 * @var string
119 * @since 0.0.1
120 */
121 protected $customer_name_field;
122
123 /**
124 * Customer email field slug.
125 *
126 * @var string
127 * @since 0.0.1
128 */
129 protected $customer_email_field;
130
131 /**
132 * Variable amount field slug.
133 *
134 * @var string
135 * @since 0.0.1
136 */
137 protected $variable_amount_field;
138
139 /**
140 * Payment methods enabled for this block.
141 *
142 * @var array<string>
143 * @since 1.0.0
144 */
145 protected $payment_methods = [];
146
147 /**
148 * Aria-describedby attribute value.
149 *
150 * @var string
151 * @since 0.0.1
152 */
153 protected $aria_described_by = '';
154
155 /**
156 * The payment type as configured in the editor, before the default-choice and
157 * Pro-availability rewrites below.
158 *
159 * $payment_type holds the *active* type being rendered; this holds the admin's
160 * intent, so 'both' can be distinguished from a plain single-mode block.
161 *
162 * @var string
163 * @since 1.5.1
164 */
165 protected $original_payment_type = 'one-time';
166
167 /**
168 * Which choice is pre-selected in 'both' mode ('one-time' or 'subscription').
169 *
170 * @var string
171 * @since 1.5.1
172 */
173 protected $default_payment_choice = 'one-time';
174
175 /**
176 * Admin-configured label for the "make it recurring" opt-in checkbox, shown only
177 * in 'both' mode.
178 *
179 * @var string
180 * @since 1.5.1
181 */
182 protected $recurring_toggle_label = '';
183
184 /**
185 * One-time amount configuration. Used only in 'both' mode.
186 *
187 * @var array<string, mixed>
188 * @since 1.5.1
189 */
190 protected $one_time_config = [];
191
192 /**
193 * Subscription amount configuration. Used only in 'both' mode.
194 *
195 * @var array<string, mixed>
196 * @since 1.5.1
197 */
198 protected $subscription_config = [];
199
200 /**
201 * Constructor for the Payment Markup class.
202 *
203 * @param array<mixed> $attributes Block attributes.
204 * @since 0.0.1
205 */
206 public function __construct( $attributes ) {
207 // Get payment settings from Stripe Helper.
208 $this->stripe_connected = Stripe_Helper::is_stripe_connected();
209 $this->payment_mode = Payment_Helper::get_payment_mode();
210
211 $this->slug = 'payment';
212 $this->set_properties( $attributes );
213 $this->set_unique_slug();
214 $this->set_markup_properties();
215
216 // Build aria-describedby attribute.
217 $this->aria_described_by = $this->get_aria_describedby();
218
219 // Set payment-specific properties.
220 $this->amount = $attributes['amount'] ?? 10;
221 $this->currency = $attributes['currency'] ?? 'USD';
222
223 // Use currency from settings if not specified in block.
224 if ( empty( $this->currency ) || 'USD' === $this->currency ) {
225 $this->currency = Payment_Helper::get_currency();
226 }
227
228 // Get the publishable key for this form's selected account (mode-aware).
229 $stripe_account_id = Stripe_Helper::resolve_account_for_form( $this->form_id );
230 $this->stripe_publishable_key = Stripe_Helper::get_stripe_publishable_key( '', $stripe_account_id );
231
232 // Stripe told us at connect (or on account.updated) that this account
233 // cannot charge cards in this mode. Rendering the card box anyway is what
234 // gave donors an empty "Credit / Debit Card" accordion and lost every
235 // attempt in silence. Only a positively-known-bad state counts — an
236 // account we have never checked stays enabled, because a stale flag
237 // hiding a working gateway is a worse failure than the one being fixed.
238 $this->stripe_card_blocked = Stripe_Helper::is_card_capability_blocked( $stripe_account_id );
239
240 // Fall back to one-time if a recurring path is configured but Pro is not
241 // active or too old. 'both' collapses too, which is what hides the donor's
242 // recurring choice: the chooser only renders while the type is still 'both'.
243 //
244 // The collapse lives in Payment_Helper::effective_payment_type(), shared
245 // with validate_payment_type(). Both have to reach the same answer: if the
246 // validator disagrees with what this markup rendered, it rejects the very
247 // request its own form invited.
248 //
249 // $configured_type stays the RAW attribute — the 'both' branch further down
250 // keys on it deliberately, because a collapsed form still has 'both' stored
251 // and validate_payment_amount() reads that stored config.
252 $configured_type = $attributes['paymentType'] ?? 'one-time';
253 $this->payment_type = Payment_Helper::effective_payment_type( $configured_type );
254 $this->subscription_plan = $attributes['subscriptionPlan'] ?? [];
255 $this->amount_type = $attributes['amountType'] ?? 'fixed';
256 $this->fixed_amount = $attributes['fixedAmount'] ?? 10;
257 $this->minimum_amount = $attributes['minimumAmount'] ?? 0;
258
259 // Set customer field mappings.
260 $this->customer_name_field = $attributes['customerNameField'] ?? '';
261 $this->customer_email_field = $attributes['customerEmailField'] ?? '';
262
263 // Set variable amount field mapping.
264 $this->variable_amount_field = $attributes['variableAmountField'] ?? '';
265
266 // Dual-mode ('both') configuration. $payment_type is rewritten below to the
267 // active choice, so keep the admin's intent separately.
268 $this->original_payment_type = $this->payment_type;
269
270 $this->default_payment_choice = $attributes['defaultPaymentChoice'] ?? 'one-time';
271 if ( ! in_array( $this->default_payment_choice, [ 'one-time', 'subscription' ], true ) ) {
272 $this->default_payment_choice = 'one-time';
273 }
274
275 $this->recurring_toggle_label = $attributes['recurringToggleLabel'] ?? __( 'Make this a recurring donation', 'suredonation' );
276
277 $this->one_time_config = [
278 'amount_type' => $attributes['oneTimeAmountType'] ?? 'fixed',
279 'fixed_amount' => isset( $attributes['oneTimeFixedAmount'] ) ? (float) $attributes['oneTimeFixedAmount'] : 10.0,
280 'minimum_amount' => isset( $attributes['oneTimeMinimumAmount'] ) ? (float) $attributes['oneTimeMinimumAmount'] : 0.0,
281 'variable_field' => $attributes['oneTimeVariableAmountField'] ?? '',
282 ];
283
284 $this->subscription_config = [
285 'amount_type' => $attributes['subscriptionAmountType'] ?? 'fixed',
286 'fixed_amount' => isset( $attributes['subscriptionFixedAmount'] ) ? (float) $attributes['subscriptionFixedAmount'] : 10.0,
287 'minimum_amount' => isset( $attributes['subscriptionMinimumAmount'] ) ? (float) $attributes['subscriptionMinimumAmount'] : 0.0,
288 'variable_field' => $attributes['subscriptionVariableAmountField'] ?? '',
289 ];
290
291 // In 'both' mode the initially visible amount — and the mode Stripe Elements
292 // initialises in — is the default choice. Rewrite the scalar properties so all
293 // the rendering below keeps working unchanged; the chooser's JS re-syncs them
294 // client-side when the donor switches.
295 //
296 // Keyed on the CONFIGURED type, not the (possibly collapsed) active type: when
297 // the recurring add-on is inactive a 'both' form collapses to one-time and the
298 // chooser never renders, but validate_payment_amount() still reads the stored
299 // 'both' config and checks the submitted amount against the one_time sub-config.
300 // Seed the active scalars from that sub-config rather than the shared
301 // attributes, so the price the donor sees matches the price validation enforces
302 // — otherwise a form whose shared and one-time amounts diverge renders one
303 // price and then rejects it with no admin signal.
304 if ( 'both' === $configured_type ) {
305 // The chooser now defaults to one-time and opts into recurring via a
306 // checkbox, so a 'both' block always initialises in one-time regardless of
307 // the (legacy) defaultPaymentChoice — the JS reveals the subscription panel
308 // and re-syncs these scalars when the box is ticked. This is also what
309 // validate_payment_amount() demands when Pro is inactive and the form has
310 // collapsed to one-time, so the two cases converge.
311 $this->default_payment_choice = 'one-time';
312 $this->payment_type = 'one-time';
313 $this->amount_type = $this->one_time_config['amount_type'];
314 $this->fixed_amount = $this->one_time_config['fixed_amount'];
315 $this->minimum_amount = $this->one_time_config['minimum_amount'];
316 $this->variable_amount_field = $this->one_time_config['variable_field'];
317 }
318
319 // Parse payment methods from block attributes (with backward compat fallback).
320 $block_payment_methods = $attributes['paymentMethods'] ?? null;
321 if ( ! is_array( $block_payment_methods ) || empty( $block_payment_methods ) ) {
322 $gateway = $attributes['gateway'] ?? 'stripe';
323 $block_payment_methods = [ is_string( $gateway ) ? $gateway : 'stripe' ];
324 }
325
326 // Filter to only globally-available gateways.
327 $available = [];
328 foreach ( $block_payment_methods as $method ) {
329 if ( 'stripe' === $method && $this->stripe_connected && ! empty( $this->stripe_publishable_key ) && ! $this->stripe_card_blocked ) {
330 $available[] = 'stripe';
331 } elseif ( 'offline' === $method && Offline_Helper::is_offline_enabled() ) {
332 $available[] = 'offline';
333 }
334 }
335
336 /**
337 * Filter the list of available payment methods for this block.
338 *
339 * Allows extensions (e.g., PayPal) to add themselves when connected.
340 *
341 * @param array<string> $available Currently available method IDs.
342 * @param array<string> $block_payment_methods Methods selected in the block.
343 * @param array<string,mixed> $attributes Block attributes.
344 * @since 1.0.0
345 */
346 $available = apply_filters( 'suredonation_available_payment_methods', $available, $block_payment_methods, $attributes );
347
348 // The fallback exists so a form still advertises something when nothing
349 // resolved as available, but it must not resurrect a gateway we
350 // positively know cannot charge: `payment_methods` is what
351 // `data-payment-methods` advertises to the frontend script, and listing
352 // a gateway whose container was never rendered makes the script select
353 // it, try to mount into nothing, and never initialise the gateway that
354 // does work — an empty box again, by a different route.
355 $fallback = $this->stripe_card_blocked
356 ? array_values( array_diff( $block_payment_methods, [ 'stripe' ] ) )
357 : $block_payment_methods;
358
359 $this->payment_methods = ! empty( $available ) ? $available : $fallback;
360
361 // BACKWARD COMPATIBILITY: Migrate customer fields from subscriptionPlan.
362 if ( empty( $this->customer_name_field ) && ! empty( $this->subscription_plan['customer_name'] ) ) {
363 $this->customer_name_field = $this->subscription_plan['customer_name'];
364 }
365
366 if ( empty( $this->customer_email_field ) && ! empty( $this->subscription_plan['customer_email'] ) ) {
367 $this->customer_email_field = $this->subscription_plan['customer_email'];
368 }
369 }
370
371 /**
372 * Render the payment field markup.
373 *
374 * @return string
375 * @since 0.0.1
376 */
377 public function markup() {
378 $has_stripe = in_array( 'stripe', $this->payment_methods, true );
379
380 // Determine which gateways are actually connected/available for this form.
381 // get_registered_payment_methods() returns only enabled methods (Stripe when
382 // connected, Offline when enabled, plus any added by extensions such as
383 // PayPal), so it is the single gateway-agnostic source of truth.
384 $methods = $this->get_registered_payment_methods();
385
386 // No payment gateway is connected/available. Show a clear message instead of
387 // returning an empty string, which previously left donors with a silently
388 // broken form and no way to donate. See issue #219.
389 if ( empty( $methods ) ) {
390 return $this->render_gateway_unavailable_notice();
391 }
392
393 // Validate payment field requirements.
394 if ( ! $this->validate_payment_requirements() ) {
395 return '';
396 }
397
398 $field_classes = $this->get_field_classes();
399 $payment_methods_csv = implode( ',', $this->payment_methods );
400 $default_gateway = $this->payment_methods[0];
401
402 ob_start();
403 ?>
404 <div data-block-id="<?php echo esc_attr( $this->block_id ); ?>"
405 data-form-id="<?php echo esc_attr( $this->form_id ); ?>"
406 class="<?php echo esc_attr( $field_classes ); ?>"
407 data-payment-methods="<?php echo esc_attr( $payment_methods_csv ); ?>"
408 data-gateway="<?php echo esc_attr( $default_gateway ); ?>"
409 <?php
410 // data-stripe-key and data-payment-mode are render-time values and only
411 // a fallback: the form script fetches the current gateway configuration
412 // at runtime (Payment_Helper::get_frontend_gateway_config()) because a
413 // page cache can serve this markup long after a test/live switch.
414 ?>
415 <?php if ( $has_stripe && ! empty( $this->stripe_publishable_key ) ) { ?>
416 data-stripe-key="<?php echo esc_attr( $this->stripe_publishable_key ); ?>"
417 <?php } ?>
418 data-currency="<?php echo esc_attr( strtolower( $this->currency ) ); ?>"
419 data-currency-symbol="<?php echo esc_attr( Payment_Helper::get_currency_symbol( $this->currency ) ); ?>"
420 data-payment-mode="<?php echo esc_attr( $this->payment_mode ); ?>"
421 data-amount-type="<?php echo esc_attr( $this->amount_type ); ?>"
422 data-fixed-amount="<?php echo esc_attr( (string) $this->fixed_amount ); ?>"
423 data-payment-type="<?php echo esc_attr( $this->payment_type ); ?>"
424 data-customer-name-field="<?php echo esc_attr( $this->customer_name_field ); ?>"
425 data-customer-email-field="<?php echo esc_attr( $this->customer_email_field ); ?>"
426 data-nonce="<?php echo esc_attr( wp_create_nonce( 'suredonation_donation_form' ) ); ?>"
427 <?php if ( 'variable' === $this->amount_type ) { ?>
428 data-variable-amount-field="<?php echo esc_attr( $this->variable_amount_field ); ?>"
429 <?php } elseif ( '' !== $this->get_inactive_variable_field() ) { ?>
430 <?php // In 'both' mode, populate the top-level variable-field attribute from whichever choice is the variable one so the amount is resolvable in the initial (one-time) markup; the runtime switch then rewrites it per choice from the per-choice data-* attributes. ?>
431 data-variable-amount-field="<?php echo esc_attr( $this->get_inactive_variable_field() ); ?>"
432 <?php } ?>
433 <?php if ( $this->minimum_amount > 0 ) { ?>
434 data-minimum-amount="<?php echo esc_attr( (string) $this->minimum_amount ); ?>"
435 <?php } ?>
436 <?php if ( 'both' === $this->original_payment_type ) { ?>
437 data-original-payment-type="both"
438 data-default-payment-choice="<?php echo esc_attr( $this->default_payment_choice ); ?>"
439 data-one-time-amount-type="<?php echo esc_attr( Helper::get_string_value( $this->one_time_config['amount_type'] ) ); ?>"
440 data-one-time-fixed-amount="<?php echo esc_attr( Helper::get_string_value( $this->one_time_config['fixed_amount'] ) ); ?>"
441 data-one-time-minimum-amount="<?php echo esc_attr( Helper::get_string_value( $this->one_time_config['minimum_amount'] ) ); ?>"
442 data-one-time-variable-amount-field="<?php echo esc_attr( Helper::get_string_value( $this->one_time_config['variable_field'] ) ); ?>"
443 data-subscription-amount-type="<?php echo esc_attr( Helper::get_string_value( $this->subscription_config['amount_type'] ) ); ?>"
444 data-subscription-fixed-amount="<?php echo esc_attr( Helper::get_string_value( $this->subscription_config['fixed_amount'] ) ); ?>"
445 data-subscription-minimum-amount="<?php echo esc_attr( Helper::get_string_value( $this->subscription_config['minimum_amount'] ) ); ?>"
446 data-subscription-variable-amount-field="<?php echo esc_attr( Helper::get_string_value( $this->subscription_config['variable_field'] ) ); ?>"
447 <?php } ?>
448 <?php if ( $this->has_subscription_path() && ! empty( $this->subscription_plan ) ) { ?>
449 data-subscription-plan-name="<?php echo esc_attr( isset( $this->subscription_plan['name'] ) ? Helper::get_string_value( $this->subscription_plan['name'] ) : __( 'Subscription Plan', 'suredonation' ) ); ?>"
450 data-subscription-interval="<?php echo esc_attr( isset( $this->subscription_plan['interval'] ) ? Helper::get_string_value( $this->subscription_plan['interval'] ) : 'month' ); ?>"
451 data-subscription-billing-cycles="<?php echo esc_attr( isset( $this->subscription_plan['billingCycles'] ) ? Helper::get_string_value( $this->subscription_plan['billingCycles'] ) : '0' ); ?>"
452 <?php } ?>
453 >
454 <?php echo wp_kses_post( $this->label_markup ); ?>
455 <?php echo wp_kses_post( $this->help_markup ); ?>
456 <div class="sd-payment-field-wrapper">
457 <?php
458 // Amount display — uses wp_kses with data attributes allowed
459 // because wp_kses_post strips data-message-format, data-currency-symbol etc.
460 if ( 'both' === $this->original_payment_type ) {
461 // Donor picks the type; both amount panels are rendered and the
462 // chooser's JS toggles which one is visible.
463 echo wp_kses( $this->render_payment_type_chooser(), Helper::get_allowed_form_html() );
464 echo wp_kses( $this->render_dual_amount_displays(), Helper::get_allowed_form_html() );
465 } else {
466 echo wp_kses( $this->render_amount_display(), Helper::get_allowed_form_html() );
467 }
468
469 // Test mode notice.
470 if ( 'test' === $this->payment_mode && $has_stripe ) {
471 echo wp_kses_post( $this->get_test_mode_notice() );
472 }
473
474 // Admin-only: the form renders (Offline is enabled) but no real
475 // gateway is connected.
476 echo wp_kses_post( $this->get_gateway_setup_notice() );
477
478 // Admin-only: the form renders on its other gateways, but the
479 // card form was dropped because Stripe cannot charge.
480 echo wp_kses_post( $this->get_capability_notice() );
481
482 // Payment methods accordion ( $methods computed above ).
483 echo $this->render_payment_methods_accordion( $methods ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- Method builds markup with esc_attr/esc_html on all dynamic values and wp_kses_post on content.
484 ?>
485
486 <!-- Payment error display (hidden via CSS; shown by JS on error). -->
487 <div class="sd-payment-error"></div>
488 </div>
489 </div>
490 <?php
491 $output = ob_get_clean();
492 return false !== $output ? $output : '';
493 }
494
495 /**
496 * Get registered payment methods for display.
497 *
498 * @return array<mixed> Array of payment method configurations.
499 * @since 1.0.0
500 */
501 private function get_registered_payment_methods() {
502 $available_methods = [
503 'stripe' => [
504 'id' => 'stripe',
505 'label' => __( 'Credit / Debit Card', 'suredonation' ),
506 // The capability check belongs here rather than in the
507 // `suredonation_available_payment_methods` loop above: that loop
508 // falls back to the raw block selection when it ends up empty, so
509 // dropping Stripe there would put it straight back on a form that
510 // offers nothing else.
511 'enabled' => $this->stripe_connected && ! empty( $this->stripe_publishable_key ) && ! $this->stripe_card_blocked,
512 'container_class' => 'sd-payment-element',
513 'container_id' => 'sd-payment-element-' . $this->block_id,
514 ],
515 'offline' => [
516 'id' => 'offline',
517 'label' => __( 'Offline Donation', 'suredonation' ),
518 'enabled' => Offline_Helper::is_offline_enabled(),
519 'container_class' => 'sd-offline-instructions',
520 'content' => Offline_Helper::get_offline_instructions( $this->get_campaign_name() ),
521 ],
522 ];
523
524 $methods = [];
525 foreach ( $this->payment_methods as $method_id ) {
526 if ( isset( $available_methods[ $method_id ] ) && $available_methods[ $method_id ]['enabled'] ) {
527 $methods[ $method_id ] = $available_methods[ $method_id ];
528 }
529 }
530
531 /**
532 * Filter the registered payment methods and their display config.
533 *
534 * Allows extensions to add payment methods (e.g., PayPal) with their
535 * label, container class, and enabled state for frontend rendering.
536 *
537 * @param array<string, array<string,mixed>> $methods Registered methods keyed by ID.
538 * @param array<string> $payment_methods Methods selected in this block.
539 * @param string $block_id The block ID.
540 * @since 1.0.0
541 */
542 return apply_filters( 'suredonation_registered_payment_methods', $methods, $this->payment_methods, $this->block_id );
543 }
544
545 /**
546 * Get the campaign name for this form.
547 *
548 * @return string Campaign name or empty string.
549 * @since 1.0.0
550 */
551 private function get_campaign_name() {
552 if ( empty( $this->form_id ) ) {
553 return '';
554 }
555
556 $campaign_id = Donation_Form::get_form_campaign_id( absint( $this->form_id ) );
557
558 if ( empty( $campaign_id ) ) {
559 return '';
560 }
561
562 return get_the_title( $campaign_id );
563 }
564
565 /**
566 * Render payment methods as accordion.
567 * Each payment method is an accordion item with header and collapsible content.
568 *
569 * @param array<mixed> $methods Array of payment methods.
570 * @return string Payment methods accordion markup.
571 * @since 1.0.0
572 */
573 private function render_payment_methods_accordion( $methods ) {
574 if ( empty( $methods ) || ! is_array( $methods ) ) {
575 return '';
576 }
577
578 $is_single_method = count( $methods ) === 1;
579 $is_first = true;
580
581 ob_start();
582 ?>
583 <div class="sd-payment-methods-accordion <?php echo esc_attr( $is_single_method ? 'sd-single-payment-method' : '' ); ?>">
584 <?php foreach ( $methods as $method ) { ?>
585 <div
586 class="sd-accordion-item <?php echo esc_attr( $is_first ? 'sd-payment-active' : '' ); ?>"
587 data-method="<?php echo esc_attr( $method['id'] ); ?>"
588 >
589 <?php if ( $is_single_method ) { ?>
590 <?php // Single method: the header is a static label, not an accordion toggle, so omit the interactive button semantics (keyboard/screen-reader users shouldn't hit an inert "button"). ?>
591 <div class="sd-accordion-header">
592 <?php } else { ?>
593 <div
594 class="sd-accordion-header"
595 role="button"
596 tabindex="0"
597 aria-expanded="<?php echo esc_attr( $is_first ? 'true' : 'false' ); ?>"
598 aria-controls="sd-accordion-content-<?php echo esc_attr( $method['id'] ); ?>-<?php echo esc_attr( $this->block_id ); ?>"
599 >
600 <?php } ?>
601 <div class="sd-payment-input-wrapper">
602 <input
603 type="radio"
604 name="sd-gateway-choice-<?php echo esc_attr( $this->block_id ); ?>"
605 value="<?php echo esc_attr( $method['id'] ); ?>"
606 class="sd-payment-method-radio"
607 data-method="<?php echo esc_attr( $method['id'] ); ?>"
608 <?php checked( $is_first ); ?>
609 aria-label="<?php echo esc_attr( $method['label'] ); ?>"
610 />
611 <span class="sd-accordion-title sd-block-label">
612 <?php echo esc_html( $method['label'] ); ?>
613 </span>
614 </div>
615 </div>
616 <div
617 id="sd-accordion-content-<?php echo esc_attr( $method['id'] ); ?>-<?php echo esc_attr( $this->block_id ); ?>"
618 class="sd-accordion-content<?php echo Offline_Helper::is_blank_instructions( $method['content'] ?? '' ) ? ' sd-accordion-content-empty' : ''; ?>"
619 role="region"
620 >
621 <div
622 class="sd-payment-method-content"
623 data-method="<?php echo esc_attr( $method['id'] ); ?>"
624 >
625 <div
626 <?php if ( ! empty( $method['container_id'] ) ) { ?>
627 id="<?php echo esc_attr( $method['container_id'] ); ?>"
628 <?php } ?>
629 class="<?php echo esc_attr( $method['container_class'] ); ?>"
630 >
631 <?php
632 if ( ! empty( $method['content'] ) ) {
633 echo wp_kses_post( $method['content'] );
634 }
635 ?>
636 </div>
637 </div>
638 </div>
639 </div>
640 <?php $is_first = false; ?>
641 <?php } ?>
642 </div>
643 <?php
644 $template = ob_get_clean();
645
646 return is_string( $template ) ? $template : '';
647 }
648
649 /**
650 * Whether this block can create a subscription — either it is subscription-only,
651 * or it is 'both' and the donor may choose recurring.
652 *
653 * @return bool
654 * @since 1.5.1
655 */
656 private function has_subscription_path() {
657 return 'subscription' === $this->payment_type || 'both' === $this->original_payment_type;
658 }
659
660 /**
661 * Variable-amount field slug of the choice that is *not* active on page load.
662 *
663 * Returns '' outside 'both' mode, or when the inactive choice is not variable.
664 *
665 * @return string
666 * @since 1.5.1
667 */
668 private function get_inactive_variable_field() {
669 if ( 'both' !== $this->original_payment_type ) {
670 return '';
671 }
672
673 $inactive = 'subscription' === $this->default_payment_choice
674 ? $this->one_time_config
675 : $this->subscription_config;
676
677 return 'variable' === $inactive['amount_type']
678 ? Helper::get_string_value( $inactive['variable_field'] )
679 : '';
680 }
681
682 /**
683 * Render the "make it recurring" toggle, shown only in 'both' mode.
684 *
685 * The block always initialises as one-time; ticking this checkbox opts the donor
686 * into the recurring choice (the JS reveals the subscription amount panel and
687 * re-points the block at that config). A single opt-in checkbox is friendlier than
688 * a two-button chooser for a form that is one-time by default.
689 *
690 * @return string Chooser markup.
691 * @since 1.5.1
692 */
693 private function render_payment_type_chooser() {
694 $checkbox_id = 'sd-payment-recurring-' . $this->block_id;
695 $one_time_panel = 'sd-payment-amount-' . $this->block_id . '-one-time';
696 $subscription_panel = 'sd-payment-amount-' . $this->block_id . '-subscription';
697
698 /**
699 * Filter the label on the "make it recurring" opt-in checkbox. Defaults to the
700 * admin-configured `recurringToggleLabel` block attribute.
701 *
702 * @since 1.5.1
703 * @param string $label Checkbox label.
704 * @param string $block_id The payment block id.
705 */
706 $label = apply_filters(
707 'suredonation_payment_recurring_toggle_label',
708 $this->recurring_toggle_label,
709 $this->block_id
710 );
711
712 // Mirror the checkbox-field markup (sd-checkbox-wrap / sd-checkbox-label /
713 // sd-input-checkbox / sd-checkbox-text) so this opt-in inherits the exact same
714 // styling as every other SureDonation checkbox instead of a bespoke look.
715 ob_start();
716 ?>
717 <div class="sd-payment-recurring-toggle">
718 <div class="sd-block-wrap sd-checkbox-wrap">
719 <label class="sd-checkbox-label" for="<?php echo esc_attr( $checkbox_id ); ?>">
720 <input
721 class="sd-input-checkbox sd-payment-recurring-checkbox"
722 type="checkbox"
723 id="<?php echo esc_attr( $checkbox_id ); ?>"
724 value="1"
725 <?php // Without this, a soft reload restores the tick while the script re-runs from scratch. The handler reconciles the mismatch too; this stops it arising. ?>
726 autocomplete="off"
727 aria-controls="<?php echo esc_attr( $one_time_panel . ' ' . $subscription_panel ); ?>"
728 />
729 <span class="sd-checkbox-text"><?php echo esc_html( Helper::get_string_value( $label ) ); ?></span>
730 </label>
731 </div>
732 </div>
733 <?php
734 $markup = ob_get_clean();
735 return is_string( $markup ) ? $markup : '';
736 }
737
738 /**
739 * Render both amount panels for 'both' mode, one per choice. Only the default
740 * choice's panel is visible; the chooser's JS toggles them.
741 *
742 * @return string Amount panels markup.
743 * @since 1.5.1
744 */
745 private function render_dual_amount_displays() {
746 $panels = [
747 'one-time' => $this->one_time_config,
748 'subscription' => $this->subscription_config,
749 ];
750
751 ob_start();
752 foreach ( $panels as $type => $config ) {
753 $panel_id = 'sd-payment-amount-' . $this->block_id . '-' . $type;
754 ?>
755 <div
756 id="<?php echo esc_attr( $panel_id ); ?>"
757 class="sd-payment-amount-block sd-payment-amount-block--<?php echo esc_attr( $type ); ?>"
758 data-payment-type="<?php echo esc_attr( $type ); ?>"
759 <?php echo $type === $this->default_payment_choice ? '' : 'hidden'; ?>
760 >
761 <?php
762 echo wp_kses(
763 $this->render_amount_display(
764 $type,
765 Helper::get_string_value( $config['amount_type'] ),
766 floatval( Helper::get_string_value( $config['fixed_amount'] ) ),
767 floatval( Helper::get_string_value( $config['minimum_amount'] ) )
768 ),
769 Helper::get_allowed_form_html()
770 );
771 ?>
772 </div>
773 <?php
774 }
775 $markup = ob_get_clean();
776 return is_string( $markup ) ? $markup : '';
777 }
778
779 /**
780 * Render amount display section.
781 *
782 * Defaults to this block's active configuration. 'both' mode passes each choice's
783 * configuration explicitly so the same renderer produces both panels.
784 *
785 * @param string|null $payment_type Payment type to render for, or null for the active one.
786 * @param string|null $amount_type 'fixed' or 'variable', or null for the active one.
787 * @param float|null $fixed_amount Fixed amount, or null for the active one.
788 * @param float|null $minimum_amount Minimum amount, or null for the active one.
789 * @return string Amount display HTML.
790 * @since 0.0.1
791 */
792 private function render_amount_display( $payment_type = null, $amount_type = null, $fixed_amount = null, $minimum_amount = null ) {
793 $payment_type = null === $payment_type ? $this->payment_type : $payment_type;
794 $amount_type = null === $amount_type ? $this->amount_type : $amount_type;
795 $fixed_amount = null === $fixed_amount ? $this->fixed_amount : $fixed_amount;
796 $minimum_amount = null === $minimum_amount ? $this->minimum_amount : $minimum_amount;
797
798 ob_start();
799
800 if ( 'fixed' === $amount_type ) {
801 ?>
802 <!-- Fixed Payment Amount Display. -->
803 <div class="sd-payment-amount sd-label">
804 <span class="sd-payment-value">
805 <?php
806 if ( 'subscription' === $payment_type && ! empty( $this->subscription_plan ) ) {
807 $interval = isset( $this->subscription_plan['interval'] ) ? Helper::get_string_value( $this->subscription_plan['interval'] ) : 'month';
808 $billing_cycles = isset( $this->subscription_plan['billingCycles'] ) ? Helper::get_string_value( $this->subscription_plan['billingCycles'] ) : '0';
809 $interval_label = $this->get_interval_label( $interval );
810
811 // Build subscription text.
812 if ( 'ongoing' === $billing_cycles ) {
813 echo esc_html(
814 sprintf(
815 /* translators: 1: Amount with currency, 2: Interval (day/week/month/quarter/year) */
816 __( '%1$s per %2$s (until cancelled)', 'suredonation' ),
817 $this->format_currency( $fixed_amount, $this->currency ),
818 $interval_label
819 )
820 );
821 } elseif ( (int) $billing_cycles > 0 ) {
822 echo esc_html(
823 sprintf(
824 /* translators: 1: Amount with currency, 2: Interval (day/week/month/quarter/year), 3: Number of billing cycles */
825 __( '%1$s per %2$s (%3$s payments)', 'suredonation' ),
826 $this->format_currency( $fixed_amount, $this->currency ),
827 $interval_label,
828 $billing_cycles
829 )
830 );
831 } else {
832 echo esc_html(
833 sprintf(
834 /* translators: 1: Amount with currency, 2: Interval (day/week/month/quarter/year) */
835 __( '%1$s per %2$s', 'suredonation' ),
836 $this->format_currency( $fixed_amount, $this->currency ),
837 $interval_label
838 )
839 );
840 }
841 } else {
842 echo esc_html( $this->format_currency( $fixed_amount, $this->currency ) );
843 }
844 ?>
845 </span>
846 </div>
847 <?php
848 } else {
849 ?>
850 <!-- Variable Payment Amount Display. -->
851 <div class="sd-variable-amount-display sd-label">
852 <div class="sd-payment-amount-wrapper">
853 <?php
854 // Generate message format for variable amounts.
855 $message_format = '{amount}';
856 if ( 'subscription' === $payment_type && ! empty( $this->subscription_plan ) ) {
857 $interval = isset( $this->subscription_plan['interval'] ) ? Helper::get_string_value( $this->subscription_plan['interval'] ) : 'month';
858 $billing_cycles = isset( $this->subscription_plan['billingCycles'] ) ? Helper::get_string_value( $this->subscription_plan['billingCycles'] ) : '0';
859 $interval_label = $this->get_interval_label( $interval );
860
861 // Build message format based on billing cycles.
862 if ( 'ongoing' === $billing_cycles ) {
863 /* translators: 1: Amount with currency placeholder, 2: Interval (day/week/month/quarter/year) */
864 $message_format = sprintf( __( '{amount} per %s (until cancelled)', 'suredonation' ), $interval_label );
865 } elseif ( (int) $billing_cycles > 0 ) {
866 /* translators: 1: Amount with currency placeholder, 2: Interval (day/week/month/quarter/year), 3: Number of billing cycles */
867 $message_format = sprintf( __( '{amount} per %1$s (%2$s payments)', 'suredonation' ), $interval_label, $billing_cycles );
868 } else {
869 /* translators: 1: Amount with currency placeholder, 2: Interval (day/week/month/quarter/year) */
870 $message_format = sprintf( __( '{amount} per %s', 'suredonation' ), $interval_label );
871 }
872 }
873 ?>
874 <span class="sd-payment-value" data-currency="<?php echo esc_attr( strtolower( $this->currency ) ); ?>" data-currency-symbol="<?php echo esc_attr( Payment_Helper::get_currency_symbol( $this->currency ) ); ?>" data-message-format="<?php echo esc_attr( $message_format ); ?>">
875 <?php esc_html_e( 'Complete the form to view the amount.', 'suredonation' ); ?>
876 </span>
877 </div>
878 <?php if ( $minimum_amount > 0 ) { ?>
879 <span class="sd-help">
880 <?php
881 echo esc_html(
882 sprintf(
883 /* translators: %s: Minimum amount with currency */
884 __( 'Minimum amount: %s', 'suredonation' ),
885 $this->format_currency( $minimum_amount, $this->currency )
886 )
887 );
888 ?>
889 </span>
890 <?php } ?>
891 </div>
892 <?php
893 }
894
895 return (string) ob_get_clean();
896 }
897
898 /**
899 * Validate payment field requirements.
900 *
901 * @return bool True if validation passes, false otherwise.
902 * @since 0.0.1
903 */
904 private function validate_payment_requirements() {
905 // Check customer email field requirement (highest priority).
906 if ( empty( $this->customer_email_field ) ) {
907 return false;
908 }
909
910 // Check subscription-specific requirements. Keyed on whether a subscription
911 // is reachable at all, not on the active type: in 'both' mode the donor can
912 // switch to recurring even when one-time is the default, so the name field
913 // and plan must be configured either way.
914 if ( $this->has_subscription_path() ) {
915 if ( empty( $this->customer_name_field ) ) {
916 return false;
917 }
918
919 if ( empty( $this->subscription_plan ) || empty( $this->subscription_plan['name'] ) ) {
920 return false;
921 }
922 }
923
924 return true;
925 }
926
927 /**
928 * Format currency for display.
929 *
930 * @param float $amount Amount to format.
931 * @param string $currency Currency code.
932 * @return string
933 * @since 0.0.1
934 */
935 private function format_currency( $amount, $currency ) {
936 // Delegate to the single source of truth so decimal handling and the
937 // currency sign position stay consistent with every other surface.
938 return Payment_Helper::format_amount( $amount, $currency );
939 }
940
941 /**
942 * Get the human-readable label for a payment interval slug.
943 *
944 * @param string $interval_slug The slug (e.g., 'day', 'week', 'month', 'quarter', 'yearly').
945 * @return string The translated interval label, or the slug itself if not found.
946 * @since 0.0.1
947 */
948 private function get_interval_label( $interval_slug ) {
949 $interval_labels = [
950 'day' => __( 'day', 'suredonation' ),
951 'week' => __( 'week', 'suredonation' ),
952 'month' => __( 'month', 'suredonation' ),
953 'quarter' => __( 'quarter', 'suredonation' ),
954 'yearly' => __( 'year', 'suredonation' ),
955 ];
956
957 return $interval_labels[ $interval_slug ] ?? $interval_slug;
958 }
959
960 /**
961 * Render test mode notice for admin users.
962 * Only shows if user has manage_options capability.
963 *
964 * @return string Test mode notice markup or empty string.
965 * @since 0.0.1
966 */
967 private function get_test_mode_notice() {
968 // Only show to users with manage_options capability.
969 if ( ! current_user_can( 'manage_options' ) ) {
970 return '';
971 }
972
973 $this->prevent_page_cache();
974
975 // Build dynamic link to payment settings (shared, hash-routed URL).
976 // Tagged so the settings screen can record that this notice is what brought
977 // the admin over. No subpage: the payments screen falls back to the Stripe
978 // panel, which is where the arrival is read.
979 $settings_url = Payment_Helper::get_settings_url( '', [ 'sd_notice' => 'frontend_test_mode' ] );
980
981 ob_start();
982 ?>
983 <div class="sd-test-mode-notice">
984 <strong><?php esc_html_e( 'Test mode is enabled:', 'suredonation' ); ?></strong>
985 <a href="<?php echo esc_url( $settings_url ); ?>" target="_blank" rel="noopener noreferrer">
986 <?php esc_html_e( 'Click here to enable live mode and accept payment', 'suredonation' ); ?>
987 </a>
988 </div>
989 <?php
990 $output = ob_get_clean();
991 return false !== $output ? $output : '';
992 }
993
994 /**
995 * Render the notice shown when no payment gateway is connected/available.
996 *
997 * Replaces the previous behavior of rendering nothing, which left donors with
998 * a silently broken form. The `data-payment-available="0"` marker lets the
999 * frontend script skip gateway init and hide the otherwise-inert submit
1000 * button. See issue #219.
1001 *
1002 * @return string Notice markup.
1003 * @since 1.1.1
1004 */
1005 private function render_gateway_unavailable_notice() {
1006 $field_classes = $this->get_field_classes( [ 'sd-payment-unavailable' ] );
1007
1008 // Both audiences are told the gateways are not configured, but only donors
1009 // are told to contact the administrator — an admin *is* that person and
1010 // gets the actionable button below, so the sentence would send them in a
1011 // circle. Mirrors the capability + settings-URL pattern used by
1012 // get_test_mode_notice().
1013 $is_admin = current_user_can( 'manage_options' );
1014 $configure_url = '';
1015 $configure_text = '';
1016
1017 // The two audiences get different copy here, so either variant being
1018 // cached and replayed to the other is wrong.
1019 if ( $is_admin ) {
1020 $this->prevent_page_cache();
1021 }
1022
1023 // "Not configured" is wrong when Stripe is connected and simply cannot
1024 // charge — the admin would go looking for a setup step they already
1025 // completed, and reconnecting does not fix an account-side restriction.
1026 // Say what is actually true instead. Donors are never told which
1027 // gateway or why: it is the site's problem, not theirs.
1028 $blocked_only = $this->stripe_card_blocked;
1029
1030 if ( $blocked_only ) {
1031 $notice_text = $is_admin
1032 ? __( 'Stripe is connected but cannot accept card payments for this account.', 'suredonation' )
1033 : __( 'Card payments are currently unavailable. Please contact the site administrator.', 'suredonation' );
1034 } else {
1035 $notice_text = $is_admin
1036 ? __( 'Payment gateways are not configured.', 'suredonation' )
1037 : __( 'Payment gateways are not configured. Please contact the site administrator.', 'suredonation' );
1038 }
1039
1040 if ( $is_admin && $blocked_only ) {
1041 // The fix is in the gateway's own settings, where the capability
1042 // warning and the Stripe dashboard link live.
1043 $configure_url = Payment_Helper::get_settings_url( 'stripe', [ 'sd_notice' => 'stripe_capability' ] );
1044 $configure_text = __( 'Review Stripe account status', 'suredonation' );
1045 } elseif ( $is_admin ) {
1046 // Route the admin to the right place. If a gateway is already usable
1047 // on the site, the block simply hasn't selected it — send them to
1048 // this form's editor to fix the payment block. Otherwise no gateway
1049 // is set up at all — send them to global payment settings.
1050 $edit_link = $this->form_id > 0 ? get_edit_post_link( (int) $this->form_id ) : '';
1051
1052 if ( Payment_Helper::has_usable_gateway() && $edit_link ) {
1053 // Deliberately untagged: this branch goes to the block editor, not
1054 // the settings screen, so there is no arrival for it to record.
1055 // Tracking it would need a hook in the editor, which is not worth
1056 // a tracker on a public page — the reason this whole mechanism
1057 // records arrivals rather than clicks.
1058 $configure_url = $edit_link;
1059 $configure_text = __( 'Edit this form’s payment settings', 'suredonation' );
1060 } else {
1061 // No gateway connected — send the admin straight to the gateway
1062 // connect screen (Stripe) rather than the currency/mode page.
1063 $configure_url = Payment_Helper::get_settings_url( 'stripe', [ 'sd_notice' => 'frontend_gateway_unavailable' ] );
1064 $configure_text = __( 'Configure payment gateway', 'suredonation' );
1065 }
1066 }
1067
1068 ob_start();
1069 ?>
1070 <div
1071 data-block-id="<?php echo esc_attr( $this->block_id ); ?>"
1072 data-form-id="<?php echo esc_attr( $this->form_id ); ?>"
1073 data-payment-available="0"
1074 class="<?php echo esc_attr( $field_classes ); ?>"
1075 >
1076 <?php echo wp_kses_post( $this->label_markup ); ?>
1077 <div class="sd-payment-field-wrapper">
1078 <div class="sd-payment-notice" role="status">
1079 <p><?php echo esc_html( $notice_text ); ?></p>
1080 <?php echo wp_kses_post( $is_admin ? $this->render_configure_link( $configure_url, $configure_text ) : '' ); ?>
1081 </div>
1082 </div>
1083 </div>
1084 <?php
1085 $output = ob_get_clean();
1086 return false !== $output ? $output : '';
1087 }
1088
1089 /**
1090 * Render the admin-only notice shown when the payment field renders but no
1091 * real payment gateway is connected.
1092 *
1093 * Enabling Offline Donation makes the field render normally, so the
1094 * donor-facing "gateways are not configured" notice never fires — an admin
1095 * viewing the live form gets no signal that neither Stripe nor PayPal was
1096 * ever connected. Offline is a manual method, not a gateway, so the prompt
1097 * is still warranted. Donors see nothing: the form works for them.
1098 *
1099 * @return string Notice markup, or empty string when a gateway is connected
1100 * or the viewer is not an administrator.
1101 * @since 1.5.1
1102 */
1103 private function get_gateway_setup_notice() {
1104 if ( ! current_user_can( 'manage_options' ) || Payment_Helper::is_any_gateway_connected() ) {
1105 return '';
1106 }
1107
1108 $this->prevent_page_cache();
1109
1110 ob_start();
1111 ?>
1112 <div class="sd-payment-notice sd-payment-notice--admin" role="status">
1113 <p><?php esc_html_e( 'No payment gateway is connected, so donors can only give using the offline method.', 'suredonation' ); ?></p>
1114 <?php
1115 echo wp_kses_post(
1116 $this->render_configure_link(
1117 Payment_Helper::get_settings_url( 'stripe', [ 'sd_notice' => 'frontend_gateway_setup' ] ),
1118 __( 'Configure payment gateway', 'suredonation' )
1119 )
1120 );
1121 ?>
1122 </div>
1123 <?php
1124 $output = ob_get_clean();
1125 return false !== $output ? $output : '';
1126 }
1127
1128 /**
1129 * Render the admin-only notice shown when the card form was dropped because
1130 * the connected Stripe account cannot charge cards.
1131 *
1132 * Only fires when the field still renders, which means another gateway
1133 * covered for it. That is the quiet case: donors can still give, so the
1134 * donor-facing notice never runs, and an admin looking at the live form sees
1135 * a working PayPal button with no hint that the card option they configured
1136 * has silently gone. Leaving that unsaid is the same silence this whole
1137 * feature exists to end, just relocated — the site would keep taking a
1138 * fraction of the donations it expects until someone happened to notice.
1139 *
1140 * Donors see nothing: the form works for them, and the account state is the
1141 * site's business.
1142 *
1143 * @return string Notice markup, or empty string when the card form was not
1144 * dropped or the viewer is not an administrator.
1145 * @since 1.5.1
1146 */
1147 private function get_capability_notice() {
1148 if ( ! $this->stripe_card_blocked || ! current_user_can( 'manage_options' ) ) {
1149 return '';
1150 }
1151
1152 $this->prevent_page_cache();
1153
1154 ob_start();
1155 ?>
1156 <div class="sd-payment-notice sd-payment-notice--admin" role="status">
1157 <p><?php esc_html_e( 'Stripe is connected but cannot accept card payments for this account, so the card option is hidden on this form.', 'suredonation' ); ?></p>
1158 <?php
1159 echo wp_kses_post(
1160 $this->render_configure_link(
1161 // The marker rides the query string so the settings screen
1162 // can record that this notice is what brought the admin
1163 // there. Tracking the arrival rather than the click keeps
1164 // every byte of analytics off the public page the notice
1165 // renders on.
1166 Payment_Helper::get_settings_url( 'stripe', [ 'sd_notice' => 'stripe_capability' ] ),
1167 __( 'Review Stripe account status', 'suredonation' )
1168 )
1169 );
1170 ?>
1171 </div>
1172 <?php
1173 $output = ob_get_clean();
1174 return false !== $output ? $output : '';
1175 }
1176
1177 /**
1178 * Keep the current response out of any full-page cache.
1179 *
1180 * Several notices here are chosen by a `current_user_can()` check while
1181 * rendering a public donation page, so the HTML an admin receives differs
1182 * from a donor's. A full-page cache in front of the site does not know that:
1183 * if it stores an admin's copy, every later visitor is served admin-only
1184 * text — the account's Stripe status, and a deep link into wp-admin — and if
1185 * it stores a donor's, an admin stops being warned at all.
1186 *
1187 * Most caches already skip logged-in users, so this is belt to that braces;
1188 * it is cheap, and the failure it prevents is silent. `DONOTCACHEPAGE` is the
1189 * convention every major WordPress cache honours, and it is still read after
1190 * a block renders. `nocache_headers()` covers proxies, guarded because
1191 * headers are usually long gone by the time a block runs.
1192 *
1193 * @return void
1194 * @since 1.5.1
1195 */
1196 private function prevent_page_cache() {
1197 if ( ! defined( 'DONOTCACHEPAGE' ) ) {
1198 // Intentionally unprefixed: this is the name the caching plugins
1199 // read, so a prefixed one would do nothing at all.
1200 define( 'DONOTCACHEPAGE', true ); // phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedConstantFound
1201 }
1202
1203 if ( ! headers_sent() ) {
1204 nocache_headers();
1205 }
1206 }
1207
1208 /**
1209 * Render the actionable settings link shared by the payment notices.
1210 *
1211 * @param string $url Target URL.
1212 * @param string $text Link text.
1213 * @return string Link markup, or empty string when there is nothing to link to.
1214 * @since 1.5.1
1215 */
1216 private function render_configure_link( $url, $text ) {
1217 if ( '' === $url || '' === $text ) {
1218 return '';
1219 }
1220
1221 ob_start();
1222 ?>
1223 <a
1224 class="sd-payment-notice__configure"
1225 href="<?php echo esc_url( $url ); ?>"
1226 target="_blank"
1227 rel="noopener noreferrer"
1228 >
1229 <?php echo esc_html( $text ); ?>
1230 </a>
1231 <?php
1232 $output = ob_get_clean();
1233 return false !== $output ? $output : '';
1234 }
1235 }
1236