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<?php |
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/** |
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* Donation form markup renderer. |
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* |
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* Shared by the donation-form block and the [suredonation_form] shortcode so |
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* both produce identical markup (wrapper, form, field blocks, success box) and |
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* pick up per-form styling from a single place. |
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* |
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* Callers handle validation, campaign resolution, and asset enqueueing; this |
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* class only builds the markup. |
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* |
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* @package SureDonation |
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* @since 1.0.0 |
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*/ |
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|
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namespace SureDonation\Inc\Fields; |
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|
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use SureDonation\Inc\Helper; |
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|
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if ( ! defined( 'ABSPATH' ) ) { |
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exit; // Exit if accessed directly. |
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} |
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|
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/** |
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* Form_Renderer class. |
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* |
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* @since 1.0.0 |
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*/ |
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class Form_Renderer { |
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|
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/** |
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* Render the donation form markup for a form + campaign. |
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* |
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* @param \WP_Post $form Donation form post. |
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* @param int $campaign_id Resolved campaign ID (0 for a standalone form). |
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* @return string Form HTML. |
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* @since 1.0.0 |
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*/ |
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public static function render( $form, $campaign_id ) { |
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if ( ! $form instanceof \WP_Post ) { |
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return ''; |
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} |
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|
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$form_id = (int) $form->ID; |
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$campaign_id = (int) $campaign_id; |
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$unique_form_id = 'suredonation-form-' . $form_id . '-' . wp_rand(); |
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$form_style = Form_Styling::get_style_attr( $form_id ); |
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$nonce_action = Helper::get_donation_nonce_action( $campaign_id ); |
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$blocks = parse_blocks( $form->post_content ); |
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|
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ob_start(); |
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?> |
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<div id="<?php echo esc_attr( $unique_form_id ); ?>" class="sd-form-container" data-form-id="<?php echo esc_attr( (string) $form_id ); ?>" data-campaign-id="<?php echo esc_attr( (string) $campaign_id ); ?>"<?php echo '' !== $form_style ? ' style="' . esc_attr( $form_style ) . '"' : ''; ?>> |
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<form class="sd-form" method="post"> |
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<?php wp_nonce_field( $nonce_action, 'suredonation_nonce' ); ?> |
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<input type="hidden" name="form_id" value="<?php echo esc_attr( (string) $form_id ); ?>"> |
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<input type="hidden" name="campaign_id" value="<?php echo esc_attr( (string) $campaign_id ); ?>"> |
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<?php if ( ! $campaign_id ) { ?> |
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<input type="hidden" name="is_standalone" value="1"> |
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<?php } ?> |
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<input type="hidden" name="action" value="suredonation_submit_donation"> |
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<?php Helper::render_honeypot_field(); ?> |
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|
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<?php |
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// Privacy fields (consent / privacy policy / terms) enabled in the |
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// Privacy settings are injected as the last thing before the submit |
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// button so the donor sees them right before submitting. Anchor on the |
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// donate button; if a form has none, fall back to the payment block, and |
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// finally to the end of the form. The anchor may be nested inside a |
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// layout block (Group/Columns), so match the top-level block that either |
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// is, or contains, the anchor. |
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$privacy_fields = \SureDonation\Inc\Privacy\Privacy_Frontend::render_form_fields(); |
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$privacy_anchor = self::block_tree_contains( $blocks, 'suredonation/donate-button' ) ? 'suredonation/donate-button' : 'suredonation/payment'; |
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$privacy_injected = false; |
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foreach ( $blocks as $block ) { |
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if ( empty( $block['blockName'] ) ) { |
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continue; |
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} |
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$is_anchor = $block['blockName'] === $privacy_anchor |
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|| ( ! empty( $block['innerBlocks'] ) && is_array( $block['innerBlocks'] ) && self::block_tree_contains( $block['innerBlocks'], $privacy_anchor ) ); |
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if ( ! $privacy_injected && '' !== $privacy_fields && $is_anchor ) { |
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echo wp_kses( $privacy_fields, Helper::get_allowed_form_html() ); |
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$privacy_injected = true; |
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} |
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$block['attrs']['formId'] = $form_id; |
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// Allow the data: protocol so a lazy-load optimizer's inline SVG |
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// placeholder (Image block) survives this second kses pass. |
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echo wp_kses( render_block( $block ), Helper::get_allowed_form_html(), array_merge( wp_allowed_protocols(), [ 'data' ] ) ); |
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} |
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if ( ! $privacy_injected && '' !== $privacy_fields ) { |
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echo wp_kses( $privacy_fields, Helper::get_allowed_form_html() ); |
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} |
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?> |
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</form> |
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<!-- Success Message Container --> |
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<div class="sd-single-form sd-success-box"> |
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<div aria-live="polite" aria-atomic="true" role="alert" id="sd-success-message-<?php echo esc_attr( (string) $form_id ); ?>" class="sd-success-box-description"></div> |
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</div> |
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</div> |
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<?php |
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$output = ob_get_clean(); |
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return false !== $output ? $output : ''; |
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} |
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|
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/** |
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* Whether a (possibly nested) block tree contains a block of the given name. |
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* |
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* @since 1.2.0 |
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* @param array<int|string, mixed> $blocks Parsed blocks (parse_blocks output). |
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* @param string $target Block name to look for. |
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* @return bool |
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*/ |
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private static function block_tree_contains( $blocks, $target ) { |
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foreach ( $blocks as $block ) { |
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if ( ! is_array( $block ) ) { |
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continue; |
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} |
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if ( isset( $block['blockName'] ) && $block['blockName'] === $target ) { |
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return true; |
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} |
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if ( ! empty( $block['innerBlocks'] ) && is_array( $block['innerBlocks'] ) && self::block_tree_contains( $block['innerBlocks'], $target ) ) { |
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return true; |
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} |
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} |
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return false; |
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} |
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} |
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|
