85 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			85 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| /**
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|  * Blocks Utils
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|  *
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|  * Used by core components that need to work with blocks.
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|  *
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|  * @package WooCommerce\Blocks\Utils
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|  * @version 5.0.0
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|  */
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| 
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| defined( 'ABSPATH' ) || exit;
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| 
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| /**
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|  * Blocks Utility class.
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|  */
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| class WC_Blocks_Utils {
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| 
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| 	/**
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| 	 * Get blocks from a woocommerce page.
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| 	 *
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| 	 * @param string $woo_page_name A woocommerce page e.g. `checkout` or `cart`.
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| 	 * @return array Array of blocks as returned by parse_blocks().
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| 	 */
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| 	private static function get_all_blocks_from_page( $woo_page_name ) {
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| 		$page_id = wc_get_page_id( $woo_page_name );
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| 
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| 		$page = get_post( $page_id );
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| 		if ( ! $page ) {
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| 			return array();
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| 		}
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| 
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| 		$blocks = parse_blocks( $page->post_content );
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| 		if ( ! $blocks ) {
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| 			return array();
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| 		}
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| 
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| 		return $blocks;
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| 	}
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| 
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| 	/**
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| 	 * Get all instances of the specified block on a specific woo page
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| 	 * (e.g. `cart` or `checkout` page).
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| 	 *
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| 	 * @param string $block_name The name (id) of a block, e.g. `woocommerce/cart`.
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| 	 * @param string $woo_page_name The woo page to search, e.g. `cart`.
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| 	 * @return array Array of blocks as returned by parse_blocks().
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| 	 */
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| 	public static function get_blocks_from_page( $block_name, $woo_page_name ) {
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| 		$page_blocks = self::get_all_blocks_from_page( $woo_page_name );
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| 
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| 		// Get any instances of the specified block.
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| 		return array_values(
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| 			array_filter(
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| 				$page_blocks,
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| 				function ( $block ) use ( $block_name ) {
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| 					return ( $block_name === $block['blockName'] );
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| 				}
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| 			)
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| 		);
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| 	}
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| 
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| 	/**
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| 	 * Check if a given page contains a particular block.
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| 	 *
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| 	 * @param int|WP_Post $page Page post ID or post object.
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| 	 * @param string      $block_name The name (id) of a block, e.g. `woocommerce/cart`.
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| 	 * @return bool Boolean value if the page contains the block or not. Null in case the page does not exist.
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| 	 */
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| 	public static function has_block_in_page( $page, $block_name ) {
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| 		$page_to_check = get_post( $page );
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| 		if ( null === $page_to_check ) {
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| 			return false;
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| 		}
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| 
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| 		$blocks = parse_blocks( $page_to_check->post_content );
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| 		foreach ( $blocks as $block ) {
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| 			if ( $block_name === $block['blockName'] ) {
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| 				return true;
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| 			}
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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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