/**
* Initializes the instance. Do this prior to calling run().
- @param $article_ids Array of article IDs
- */
+ * @param $article_ids Array of article IDs
+ * @param $categories FIXME
+ * @param $mode String: FIXME, default 'AND'.
+ */
function seed ( $article_ids , $categories , $mode = "AND" ) {
$this->articles = $article_ids ;
$this->next = $article_ids ;