hed ) {
		return $cached;
	}

	$custom = apply_filters( 'the_content', $content );
	// Save the result because expensive to compute.
	update_post_meta( $post->ID, '_et_pb_truncate_post', $custom );
	update_post_meta( $post->ID, '_et_pb_truncate_post_date', date( 'Y-m-d H:i:s' ) );

	return $custom;
}
endif;
add_filter( 'et_truncate_post_use_custom_content', 'et_divi_truncate_post_use_custom_content', 10, 3 );

/**
 * Caches expensive generation of et_first_image
 *
 * @since 3.17.3
 *
 * @param bool $custom
 * @param string $content
 * @param WP_Post $post
 *
 * @return string
 */
if ( ! function_exists( 'et_divi_first_image_use_custom_content' ) ) :
function et_divi_first_image_use_custom_content( $custom, $content, $post ) {
	// If post doesn't use builder, no need to compute a custom value
	if ( ! et_pb_is_pagebuilder_used( $post->ID ) ) {
		return false;
	}

	$cached = get_post_meta( $post->ID, '_et_pb_first_image', true );

	if ( $cached ) {
		return $cached;
	}

	$custom = apply_filters( 'the_content', $content );
	// Save the result because expensive to compute.
	update_post_meta( $post->ID, '_et_pb_first_image', $custom );

	return $custom;
}
endif;
add_filter( 'et_first_image_use_custom_content', 'et_divi_first_image_use_custom_content', 10, 3 );

/**
 * Fired when post is saved in VB / BFB / BB
 *
 * @since 3.17.3
 *
 * @param integer $post_id
 *
 * @return void
 */
if ( ! function_exists( 'et_divi_save_post' ) ) :
function et_divi_save_post( $post_id ) {
	if ( ! $post_id ) {
		return;
	}

	// Unset cache
	update_post_meta( $post_id, '_et_pb_first_image', false );
	update_post_meta( $post_id, '_et_pb_truncate_post', false );
	update_post_meta( $post_id, '_et_pb_truncate_post_date', '' );
}
endif;
add_action( 'et_save_post', 'et_divi_save_post', 1 );

if ( ! function_exists( 'et_divi_footer_active_sidebars' ) ):
	function et_divi_footer_active_sidebars() {
		$et_active_sidebar = array( 2, 3, 4, 5, 6, 7 );

		if ( ! is_active_sidebar( 2 )
				&& ! is_active_sidebar( 3 )
				&& ! is_active_sidebar( 4 )
				&& ! is_active_sidebar( 5 )
				&& ! is_active_sidebar( 6 )
				&& ! is_active_sidebar( 7 ) ) {
			return false;
		}

		$footer_columns = et_get_option( 'footer_columns', '4' );

		switch ( $footer_columns ) {
			case '1':
			case '2':
			case '3':
			case '4':
			case '5':
			case '6':
				$et_active_sidebar = array();

				for ( $i = 1; $i <= $footer_columns; $i++ ) {
					array_push( $et_active_sidebar, ( $i + 1 ) );
				}

				break;
			case '_1_4__3_4':
			case '_3_4__1_4':
			case '_1_3__2_3':
			case '_2_3__1_3':
			case '_3_5__2_5':
			case '_2_5__3_5':
				$et_active_sidebar = array( 2, 3 );

				break;
			case '_1_4__1_2':
			case '_1_2__1_4':
			case '_1_5__3_5':
			case '_3_5__1_5':
			case '_1_4_1_2_1_4':
			case '_1_5_3_5_1_5':
				$et_active_sidebar = array( 2, 3, 4 );

				break;
			case '_1_2__1_6':
			case '_1_6__1_2':
				$et_active_sidebar = array( 2, 3, 4, 5 );

				break;
		}

		return $et_active_sidebar;
	}
endif;

/**
 * Check if the theme has boxed layout enabled
 *
 * @return bool
 */
function et_divi_is_boxed_layout() {
    return true === et_get_option( 'boxed_layout', false );
}

/**
 * Get current theme content container width
 *
 * @return int
 */
function et_divi_get_content_width() {
	$value = absint( et_get_option( 'content_width', 1080 ) );

	return ( 1080 === $value && et_divi_is_boxed_layout() ) ? 1200 : $value;
}

/**
 * Disable Theme Builder header and footer layouts, if any, on the blank page template.
 *
 * @since ??
 *
 * @param array $layouts
 *
 * @return array
 */
function et_divi_disable_theme_builder_header_footer_on_blank_template( $layouts ) {
	if ( ! is_page_template('page-template-blank.php') || empty( $layouts ) ) {
		return $layouts;
	}

	$layouts[ ET_THEME_BUILDER_HEADER_LAYOUT_POST_TYPE ]['id']       = 0;
	$layouts[ ET_THEME_BUILDER_HEADER_LAYOUT_POST_TYPE ]['enabled']  = false;
	$layouts[ ET_THEME_BUILDER_HEADER_LAYOUT_POST_TYPE ]['override'] = false;

	$layouts[ ET_THEME_BUILDER_FOOTER_LAYOUT_POST_TYPE ]['id']       = 0;
	$layouts[ ET_THEME_BUILDER_FOOTER_LAYOUT_POST_TYPE ]['enabled']  = false;
	$layouts[ ET_THEME_BUILDER_FOOTER_LAYOUT_POST_TYPE ]['override'] = false;

	return $layouts;
}
add_filter( 'et_theme_builder_template_layouts', 'et_divi_disable_theme_builder_header_footer_on_blank_template' );

/**
 * Remove invalid `frameborder` attribute from YouTube oEmbed iframe tags.
 *
 * @since ?.?
 *
 * @param string $html HTML string returned from oEmbed process.
 * @param object $data Payload returned for oEmded processing.
 * @param string $url URL originally passed to oEmbed process.
 * @return string The iframe HTML snippet (modified or unmodified).
 */
function et_divi_oembed_dataparse_remove_yt_frameborder( $html, $data, $url ) {
	// Array of possible matches for known YouTube domain names.
	$matches = array(
		'youtube.com',
		'youtu.be',
		'youtube-nocookie.com',
		'.youtube.',
	);

	foreach ( $matches as $match ) {
		// If we find a matching domain, strip out any frameborder attr before returning.
		if ( false !== strpos( $url, $match ) ) {
			return str_replace( 'frameborder="0"', '', $html );
		}
	}

	// If there's no URL match, return the HTML string without modification.
	return $html;
}
add_filter( 'oembed_dataparse', 'et_divi_oembed_dataparse_remove_yt_frameborder', 10, 3 );