M wp-ffpc-backend.php → wp-ffpc-backend.php

@@ -271,6 +271,9 @@ $current_page_id = 1+(int)$current_page_id;
 			} while ($number_of_pages>1 && $current_page_id<=$number_of_pages);
 		}
 
+		/* Hook to customise clearing array. */
+		apply_filters('wp_ffpc_to_clear_array', $to_clear, $post_id);
+
 		foreach ( $to_clear as $link => $dummy ) {
 			/* clear all feeds as well */
 			$to_clear[ $link. 'feed' ] = true;