tasty-recipes-disable-print-pinning.php

<?php

/**
 * Disable pinning on the print template.
 */
add_action( 'template_redirect', function() {
	if ( function_exists( 'tasty_recipes_is_print' ) && tasty_recipes_is_print() ) {
		add_action( 'wp_head', function() {
			echo '<meta name="pinterest" content="nopin" description="Sorry, but please don\'t pin from the print page." />' . PHP_EOL;
		});
	}
});