OnePress - show header on single post

function custom_onepress_display_page_title() {
	if ( get_theme_mod( 'onepress_page_title_bar_disable' ) == 1 ) {
		return;
	}

	$return = false;

	if ( is_home() ) {
		$page_id = get_option( 'page_for_posts' );
	} else {
		$page_id = get_the_ID();
	}
	$el = 'h1';
	if ( is_singular( 'post' ) ) {
		$page_id = get_the_ID();
		$el = 'h2';
	}

	$apply_shop = false;
	$is_single_product = false;

	if ( onepress_is_wc_active() ) {
		if ( is_shop() || is_product_category() || is_product_tag() || is_product() || is_singular( 'product' ) || is_product_taxonomy() ) {

			$page_id = wc_get_page_id( 'shop' );
			if ( is_product() ) {
				$el = 'h2';
				$is_single_product = true;
				$apply_shop = get_post_meta( $page_id, '_wc_apply_product', true );
			}
			$return = false;

			remove_action( 'woocommerce_archive_description', 'woocommerce_taxonomy_archive_description', 10 );
			remove_action( 'woocommerce_archive_description', 'woocommerce_product_archive_description', 10 );
			add_action( 'woocommerce_show_page_title', '__return_false', 95 );
		}
	}

	if ( $return ) {
		return;
	}

	$classes = array( 'page-header' );
	$img = '';
	$hide_page_title = get_post_meta( $page_id, '_hide_page_title', true );

	if ( ! $is_single_product || ( $apply_shop && $is_single_product ) ) {
		if ( get_post_meta( $page_id, '_cover', true ) ) {
			if ( has_post_thumbnail( $page_id ) ) {
				$classes[] = 'page--cover';
				$img = get_the_post_thumbnail_url( $page_id, 'full' );
			}
			if ( onepress_is_transparent_header() ) {
				$classes[] = 'is-t-above';
			}
		}
	}

	$excerpt = '';
	if ( onepress_is_wc_archive() ) {
		$title = get_the_archive_title();
		$excerpt = category_description();

		$term = get_queried_object();
		$thumbnail_id = get_term_meta( $term->term_id, 'thumbnail_id', true );
		$t_image = wp_get_attachment_url( $thumbnail_id );
		if ( $t_image ) {
			$img = $t_image;
		}
	} else {
		$title = get_the_title( $page_id );
		if ( get_post_meta( $page_id, '_show_excerpt', true ) ) {
			$post = get_post( $page_id );
			if ( $post->post_excerpt ) {
                $excerpt = apply_filters( 'the_excerpt', get_post_field('post_excerpt', $page_id) );
			}
		}
	}
	if ( ! $apply_shop && $is_single_product ) {
		$excerpt = '';
	}

	?>
	<?php if ( ! $hide_page_title ) { ?>
		<div class="<?php echo esc_attr( join( ' ', $classes ) ); ?>"<?php echo ( $img ) ? ' style="background-image: url(\'' . esc_url( $img ) . '\')" ' : ''; ?>>
			<div class="container">
				<?php
				// WPCS: XSS OK.
				echo '<' . $el . ' class="entry-title">' . $title . '</' . $el . '>';
				if ( $excerpt ) {
                    echo '<div class="entry-tagline">' . $excerpt . '</div>';
				}
				?>
			</div>
		</div>
	<?php } ?>
	<?php
}

add_action( 'init', function() {
	remove_action( 'onepress_page_before_content', 'onepress_display_page_title' );
	add_action( 'onepress_page_before_content', 'custom_onepress_display_page_title' );
} );