gistfile1.txt

$properties = array( 'blogname', 'siteurl', 'post_count', 'home' );
foreach ( $properties as $property ) {
	add_action("add_option_".$property,"add_option_site_meta" 99, 2);
	add_action("delete_option_".$property,"delete_option_site_meta" 99, 1);
	add_action("update_option_".$property,"update_option_site_meta" 99, 3);
}

function delete_option_site_meta( $option ){
   delete_site_meta(get_current_blog_id(), $option);
}

function add_option_site_meta($option, $value){
  add_site_meta(get_current_blog_id(), $option, $value);
}

function update_option_site_meta($option,$old_value, $value){
  update_site_meta(get_current_blog_id(), $option, $value);
}

gistfile2.txt

private function get_details() {
		$properties = array( 'blogname', 'siteurl', 'post_count', 'home' );
		$details = new stdClass();
		if ( is_site_meta_supported() ) {
			foreach ( $properties as $property ) {
				if ( false === ( $value = get_site_meta( $this->blog_id, $property, true ) ) ) {
					switch_to_blog( $this->blog_id );
					$value = get_option( $property );
					restore_current_blog();
					add_site_meta( $this->blog_id, $property, $value );
				}
				$details->$property = $value;
			}
		} else {
			$details = wp_cache_get( $this->blog_id, 'site-details' );

			if ( false === $details ) {

				switch_to_blog( $this->blog_id );
				// Create a raw copy of the object for backwards compatibility with the filter below.

				foreach ( get_object_vars( $this ) as $key => $value ) {
					$details->$key = $value;
				}
				foreach ( $properties as $property ) {
					$details->$property = get_option( $property );
				}
				restore_current_blog();

				wp_cache_set( $this->blog_id, $details, 'site-details' );
			}
		}
		/** This filter is documented in wp-includes/ms-blogs.php */
		$details = apply_filters_deprecated( 'blog_details', array( $details ), '4.7.0', 'site_details' );

		/**
		 * Filters a site's extended properties.
		 *
		 * @since 4.6.0
		 *
		 * @param stdClass $details The site details.
		 */
		$details = apply_filters( 'site_details', $details );

		return $details;
	}