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wp-content/plugins/generateblocks-pro/includes/blocks/carousel-control/class-carousel-control.php

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+<?php
+/**
+ * Handles the Carousel Control block.
+ *
+ * @package GenerateBlocksPro
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit; // Exit if accessed directly.
+}
+
+/**
+ * Carousel Control block class.
+ */
+class GenerateBlocks_Block_Carousel_Control extends GenerateBlocks_Block {
+	/**
+	 * Keep track of all blocks of this type on the page.
+	 *
+	 * @var array $block_ids The current block id.
+	 */
+	protected static $block_ids = [];
+
+	/**
+	 * Store our block name.
+	 *
+	 * @var string $block_name The block name.
+	 */
+	public static $block_name = 'generateblocks-pro/carousel-control';
+
+	/**
+	 * Render the Carousel Control block.
+	 *
+	 * @param array  $attributes    The block attributes.
+	 * @param string $block_content The block content.
+	 * @param array  $block         The block.
+	 */
+	public static function render_block( $attributes, $block_content, $block ) {
+		// Add styles to this block if needed.
+		$block_content = generateblocks_maybe_add_block_css(
+			$block_content,
+			[
+				'class_name' => __CLASS__,
+				'attributes' => $attributes,
+				'block_ids' => self::$block_ids,
+			]
+		);
+
+		// Add default ARIA labels if not present using WP HTML Tag Processor
+		// Only available in WordPress 6.2+, skip for older versions.
+		if ( class_exists( 'WP_HTML_Tag_Processor' ) ) {
+			$control_type = $attributes['controlType'] ?? 'next';
+			$has_aria_label = isset( $attributes['htmlAttributes']['aria-label'] ) && ! empty( $attributes['htmlAttributes']['aria-label'] );
+
+			$processor = new \WP_HTML_Tag_Processor( $block_content );
+
+			// Find the first tag (the button/control element).
+			if ( $processor->next_tag() ) {
+				// Add default ARIA label if not present.
+				if ( ! $has_aria_label && ! $processor->get_attribute( 'aria-label' ) ) {
+					// Map control types to default ARIA labels.
+					$default_labels = [
+						'next'       => __( 'Next slide', 'generateblocks-pro' ),
+						'previous'   => __( 'Previous slide', 'generateblocks-pro' ),
+						'play'       => __( 'Play carousel', 'generateblocks-pro' ),
+						'pause'      => __( 'Pause carousel', 'generateblocks-pro' ),
+						'play-pause' => __( 'Toggle carousel playback', 'generateblocks-pro' ),
+						'first'      => __( 'Go to first slide', 'generateblocks-pro' ),
+						'last'       => __( 'Go to last slide', 'generateblocks-pro' ),
+					];
+
+					$aria_label = $default_labels[ $control_type ] ?? __( 'Carousel control', 'generateblocks-pro' );
+					$processor->set_attribute( 'aria-label', $aria_label );
+				}
+
+				// For play-pause controls, ensure aria-pressed attribute exists.
+				if ( 'play-pause' === $control_type && ! $processor->get_attribute( 'aria-pressed' ) ) {
+					$processor->set_attribute( 'aria-pressed', 'false' );
+				}
+
+				$block_content = $processor->get_updated_html();
+			}
+		}
+
+		return $block_content;
+	}
+}