text: <?php 
  namespace Favorites\Entities\Post;
  
  /**
  * Returns the total number of favorites for a post
  */
  class FavoriteCount
  {
  	/**
  	* Get the favorite count for a post
  	*/
  	public function getCount($post_id, $site_id = null)
  	{
  		if ( (is_multisite()) && (isset($site_id)) && ($site_id !== "") ) switch_to_blog(intval($site_id));
  		$count = get_post_meta($post_id, 'simplefavorites_count', true);
  		if ( $count == '' ) $count = 0;
  		if ( (is_multisite()) && (isset($site_id) && ($site_id !== "")) ) restore_current_blog();
  		return intval($count);
  	}
  
  	/**
  	* Get the favorite count for all posts in a site
  	*/
  	public function getAllCount($site_id = null)
  	{
  		if ( (is_multisite()) && (isset($site_id)) && ($site_id !== "") ) switch_to_blog(intval($site_id));
  		global $wpdb;
  		$query = "SELECT SUM(meta_value) AS favorites_count FROM {$wpdb->prefix}postmeta WHERE meta_key = 'simplefavorites_count'";
  		$count = $wpdb->get_var( $query );
  		if ( (is_multisite()) && (isset($site_id) && ($site_id !== "")) ) restore_current_blog();
  		return intval($count);
  	}
  }