Solución al reto: Acciones y Filtros de Genesis

functions.php

<?php
/**
 * Child Theme customizations
 */

// Modify "says" in comments
add_filter( 'comment_author_says_text', 'genesis_sample_comment_author_says_text' );

function genesis_sample_comment_author_says_text( $text ){
	return __( 'thinks', 'genesis-sample' );
}

// Delete tags from post meta
add_filter( 'genesis_post_meta', 'genesis_sample_post_meta' );

function genesis_sample_post_meta( $post_meta ){
	return '[post_categories]';
}

// Add comments policy
add_action( 'genesis_before_comment_form', 'genesis_sample_comments_policy' );

function genesis_sample_comments_policy(){
	if( comments_open() ):
	?>
	<div class="comment-policy-box">
		<p><strong>Política de comentarios:</strong> Por favor, no seas pimpollo, está bien que te expreses líbremente, pero no ofendas a nadie con tu comentario o será fulminado con un rayo de la muerte.</p>
	</div>
	<?php
	endif;
}

style.css

.comment-policy-box {
	padding: 20px;
	border: 1px solid #0073e5;
	margin-bottom: 40px;
}

.comment-policy-box p {
	margin-bottom: 0;
}

.comment-policy-box strong {
	color: #0073e5;
}