View difference between Paste ID: Qfichf0t and

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+class BP_Blog_Post_Fav {
 
 	var $activity_id;
 
 	function init() {
 		add_action( 'the_post', array( &$this, 'get_blog_post_activity_id' ) );
 	}
 
 	function get_blog_post_activity_id() {
 		global $current_blog, $post;
 
 		if( isset($post->ID) ) :
 			$activity_id = bp_activity_get_activity_id( array(
 			'user_id' => $post->post_author,
 			'type' => 'new_blog_post',
 			'component' => 'blogs',
 			'item_id' => $current_blog->blog_id,
 			'secondary_item_id' => $post->ID) );
 
 			$this->activity_id = $activity_id;
 
 			if( !empty($this->activity_id) ) {
 				add_filter( 'bp_get_activity_favorite_link', array( &$this, 'bp_get_activity_favorite_link' ) );
 				add_filter( 'bp_get_activity_unfavorite_link', array( &$this, 'bp_get_activity_unfavorite_link' ) );
 				add_filter( 'bp_get_activity_is_favorite', array( &$this, 'bp_get_activity_is_favorite' ) );
 			}
 
 		endif;
 
 	}
 
 	function bp_get_activity_favorite_link() {
 		global $current_blog;
 
 		if( $current_blog->blog_id != BP_ROOT_BLOG )
 			switch_to_blog( BP_ROOT_BLOG );
 
 		$nonce = wp_nonce_url( site_url( BP_ACTIVITY_SLUG . '/favorite/' . $this->activity_id . '/' ), 'mark_favorite' );
 
 		if( $current_blog->blog_id != BP_ROOT_BLOG )
 			restore_current_blog();
 
 		return $nonce;
 	}
 
 	function bp_get_activity_unfavorite_link() {
 		global $current_blog;
 
 		if( $current_blog->blog_id != BP_ROOT_BLOG )
 			switch_to_blog( BP_ROOT_BLOG );
 
 		$nonce = wp_nonce_url( site_url( BP_ACTIVITY_SLUG . '/unfavorite/' . $this->activity_id . '/' ), 'unmark_favorite' );
 
 		if( $current_blog->blog_id != BP_ROOT_BLOG )
 			restore_current_blog();
 
 		return $nonce;
 	}
 
 	function bp_get_activity_is_favorite() {
 		global $bp;
 
  		return in_array( $this->activity_id, (array)bp_activity_get_user_favorites($bp->loggedin_user->id) );
 	}
 }
 $my_bp_favorite = new BP_Blog_Post_Fav();
 $my_bp_favorite->init();