mfp Display

# ----------------------------------
function mfp_display($var="",$show_user=""){
# ----------------------------------
global $wpdb, $user_ID, $table_name;

if($show_user == ""){
    $query_user = $user_ID;
}else{
    $query_user = $show_user;
}

if (current_user_can('level_0') || $show_user != ""){
$table_name2 = $wpdb->prefix . 'posts';



$sql = "";
$fav_post ="";

$defaults = array(
        'title' => '',
        'display' => 'list',
        'remove_link' => 'remove',
        'class' => 'mfp_favorites',
        'link_class' => 'mfp_link',
        'remove_link_class' => 'mfp_remove_link',
        'order_by' => 'ID'
    );

$data = $wpdb->get_var("SELECT post_id FROM $table_name WHERE user_id = '$query_user'");

if ($data == ""){
    if($show_user == ""){
echo "<p>You are logged in. Start adding Movies you like to your personal Watchlist.</p>";
    }else{
echo "<p>This user has not great Watchlist.</p>";
    }
}else{

    $dataarray = explode(',',$data);
        foreach ($dataarray as $entry){
                            $sql .= "OR ID = '$entry' ";
                        }

        $endvar = wp_parse_args( $var, $defaults );
        extract( $endvar, EXTR_SKIP );

        $sql = preg_replace("/^OR./","", $sql);
        $order = $endvar['order_by'];
        $my_posts = $wpdb->get_results("SELECT * FROM $table_name2 WHERE $sql ORDER BY $order");
        $mod_url = mfp_create_link_url();



        if ($endvar['display'] == "list"){
        $wrap_before = "<ul class='".$endvar['class']."'>";
        $wrap_after = "</ul>";
        $entry_before = "<li>";
        $entry_after = "</li>";
        } else if ($endvar['display'] == "div"){
        $wrap_before = "<div class='".$endvar['class']."'>";
        $wrap_after = "</div>";
        $entry_before = "<p>";
        $entry_after = "</p>";
        }

        foreach ($my_posts as $entry){
            $fav_post .= $entry_before."<a href='".get_permalink($entry->ID)."' title='".$entry->post_title."' class='".$endvar['link_class']."'>".$entry->post_title."</a>";
            if($show_user == "" || $show_user == $user_ID){
            $fav_post .= "<a href='".$mod_url."remove-post=".$entry->ID."' class='".$endvar['remove_link_class']."'>".$endvar['remove_link']."</a>".$entry_after;
            }
        }


        //ausgabe
        echo $title;
        echo $wrap_before;
        echo $fav_post;
        echo $wrap_after;
    }
}
# ----------------------------------
} # end mfp_display