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ProductReviewFormService.php
69 lines
| 1 | <?php |
| 2 | |
| 3 | namespace SureCart\BlockLibrary; |
| 4 | |
| 5 | /** |
| 6 | * The product review form service. |
| 7 | */ |
| 8 | class ProductReviewFormService { |
| 9 | /** |
| 10 | * Flag to track if template has been rendered. |
| 11 | * |
| 12 | * @var bool |
| 13 | */ |
| 14 | private static $rendered = false; |
| 15 | |
| 16 | /** |
| 17 | * Include review form template. |
| 18 | * This needs to run before <head> so that blocks can add scripts and styles in wp_head(). |
| 19 | * |
| 20 | * @return void |
| 21 | */ |
| 22 | public function render() { |
| 23 | // Only render the template once per page load. |
| 24 | if ( self::$rendered ) { |
| 25 | return; |
| 26 | } |
| 27 | |
| 28 | // do this before the footer so we can print late styles. |
| 29 | $review_form_template = $this->getTemplate(); |
| 30 | |
| 31 | // add review form template to footer. |
| 32 | add_action( |
| 33 | 'wp_footer', |
| 34 | function () use ( $review_form_template ) { |
| 35 | echo $review_form_template; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped |
| 36 | } |
| 37 | ); |
| 38 | |
| 39 | // Mark template as rendered. |
| 40 | self::$rendered = true; |
| 41 | } |
| 42 | |
| 43 | /** |
| 44 | * Get the review form template. |
| 45 | * |
| 46 | * @return string |
| 47 | */ |
| 48 | public function getTemplate() { |
| 49 | // get review form block. |
| 50 | $template = get_block_template( 'surecart/surecart//product-review-form', 'wp_template_part' ); |
| 51 | if ( ! $template || empty( $template->content ) ) { |
| 52 | return ''; |
| 53 | } |
| 54 | |
| 55 | // WordPress 6.9+ dequeues styles for blocks when their parent returns empty content. |
| 56 | // Since the review form is rendered in wp_footer (outside normal block flow), |
| 57 | // we need to force WordPress to keep the block assets enqueued. |
| 58 | // @see https://core.trac.wordpress.org/ticket/63676. |
| 59 | add_filter( 'enqueue_empty_block_content_assets', '__return_true' ); |
| 60 | |
| 61 | ob_start(); |
| 62 | |
| 63 | // Render the product review form modal. |
| 64 | echo do_blocks( $template->content ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped |
| 65 | |
| 66 | return trim( preg_replace( '/\s+/', ' ', ob_get_clean() ) ); |
| 67 | } |
| 68 | } |
| 69 |