/* FSH_VIDEO_SITEMAP_START */
if ( ! function_exists( 'fsh_video_xml_text' ) ) {
    function fsh_video_xml_text( $value ) {
        return htmlspecialchars( (string) $value, ENT_XML1 | ENT_COMPAT, 'UTF-8' );
    }
}

if ( ! function_exists( 'fsh_video_sitemap_text' ) ) {
    function fsh_video_sitemap_text( $value, $limit = 1800 ) {
        $value = wp_strip_all_tags( strip_shortcodes( (string) $value ) );
        $value = preg_replace( '/\s+/', ' ', $value );
        $value = trim( $value );
        if ( strlen( $value ) > $limit ) {
            $value = substr( $value, 0, max( 0, $limit - 3 ) ) . '...';
        }
        return $value;
    }
}

if ( ! function_exists( 'fsh_video_sitemap_description' ) ) {
    function fsh_video_sitemap_description( $post ) {
        $description = get_the_excerpt( $post );
        if ( ! $description ) {
            $description = $post->post_content;
        }
        $description = fsh_video_sitemap_text( $description );
        return $description ? $description : get_the_title( $post ) . ' machine video from Fangshiheng.';
    }
}

if ( ! function_exists( 'fsh_output_video_sitemap_xml' ) ) {
    function fsh_output_video_sitemap_xml() {
        $path = isset( $_SERVER['REQUEST_URI'] ) ? parse_url( $_SERVER['REQUEST_URI'], PHP_URL_PATH ) : '';
        $path = '/' . ltrim( (string) $path, '/' );
        if ( '/video-sitemap.xml' !== rtrim( $path, '/' ) ) {
            return;
        }

        $projects = get_posts(
            array(
                'post_type'      => 'project',
                'post_status'    => 'publish',
                'posts_per_page' => 200,
                'meta_key'       => '_fsh_product_video_url',
                'orderby'        => 'modified',
                'order'          => 'DESC',
            )
        );

        status_header( 200 );
        nocache_headers();
        header( 'Content-Type: application/xml; charset=utf-8' );
        echo '<' . '?xml version="1.0" encoding="UTF-8"?' . '>' . "\n";
        echo '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:video="http://www.google.com/schemas/sitemap-video/1.1">' . "\n";

        foreach ( $projects as $project ) {
            $post_id   = $project->ID;
            $video_url = get_post_meta( $post_id, '_fsh_product_video_url', true );
            $thumb_url = get_the_post_thumbnail_url( $post_id, 'large' );
            if ( ! $video_url || ! $thumb_url ) {
                continue;
            }

            $is_video_file = preg_match( '/\.(mp4|m4v|webm)(\?.*)?$/i', $video_url );
            echo "  <url>\n";
            echo '    <loc>' . fsh_video_xml_text( get_permalink( $post_id ) ) . "</loc>\n";
            echo '    <lastmod>' . fsh_video_xml_text( get_post_modified_time( DATE_W3C, true, $post_id ) ) . "</lastmod>\n";
            echo "    <video:video>\n";
            echo '      <video:thumbnail_loc>' . fsh_video_xml_text( $thumb_url ) . "</video:thumbnail_loc>\n";
            echo '      <video:title>' . fsh_video_xml_text( get_the_title( $post_id ) . ' Machine Video' ) . "</video:title>\n";
            echo '      <video:description>' . fsh_video_xml_text( fsh_video_sitemap_description( $project ) ) . "</video:description>\n";
            if ( $is_video_file ) {
                echo '      <video:content_loc>' . fsh_video_xml_text( $video_url ) . "</video:content_loc>\n";
            } else {
                echo '      <video:player_loc allow_embed="yes">' . fsh_video_xml_text( $video_url ) . "</video:player_loc>\n";
            }
            echo '      <video:publication_date>' . fsh_video_xml_text( get_the_date( DATE_W3C, $post_id ) ) . "</video:publication_date>\n";
            echo "      <video:family_friendly>yes</video:family_friendly>\n";
            echo "    </video:video>\n";
            echo "  </url>\n";
        }

        echo "</urlset>\n";
        exit;
    }
}
add_action( 'template_redirect', 'fsh_output_video_sitemap_xml', 0 );

if ( ! function_exists( 'fsh_add_video_sitemap_to_robots' ) ) {
    function fsh_add_video_sitemap_to_robots( $output, $public ) {
        $line = 'Sitemap: ' . home_url( '/video-sitemap.xml' );
        if ( false === strpos( $output, $line ) ) {
            $output = rtrim( $output ) . "\n" . $line . "\n";
        }
        return $output;
    }
}
add_filter( 'robots_txt', 'fsh_add_video_sitemap_to_robots', 20, 2 );
/* FSH_VIDEO_SITEMAP_END */
<?xml version="1.0" encoding="UTF-8"?><?xml-stylesheet type="text/xsl" href="//fangshiheng.com/wp-content/plugins/wordpress-seo/css/main-sitemap.xsl"?>
<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
	<sitemap>
		<loc>https://fangshiheng.com/post-sitemap.xml</loc>
		<lastmod>2026-05-22T05:46:32+00:00</lastmod>
	</sitemap>
	<sitemap>
		<loc>https://fangshiheng.com/page-sitemap.xml</loc>
		<lastmod>2026-06-13T04:03:28+00:00</lastmod>
	</sitemap>
	<sitemap>
		<loc>https://fangshiheng.com/project-sitemap.xml</loc>
		<lastmod>2026-06-22T05:56:49+00:00</lastmod>
	</sitemap>
	<sitemap>
		<loc>https://fangshiheng.com/case_study-sitemap.xml</loc>
		<lastmod>2026-06-15T02:16:57+00:00</lastmod>
	</sitemap>
	<sitemap>
		<loc>https://fangshiheng.com/category-sitemap.xml</loc>
		<lastmod>2026-05-22T05:46:32+00:00</lastmod>
	</sitemap>

	<sitemap>
		<loc>https://fangshiheng.com/project-category-sitemap.xml</loc>
		<lastmod>2026-06-22T08:17:06+00:00</lastmod>
	</sitemap></sitemapindex>
<!-- XML Sitemap generated by Yoast SEO -->