<?php defined("SYSPATH") or die("No direct script access.");
/**
 * Gallery - a web based photo album viewer and editor
 * Copyright (C) 2000-2008 Bharat Mediratta
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or (at
 * your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA  02110-1301, USA.
 */

class Atom_Feed_Core extends Atom_Base {
  public function id($id) {
    $this->element->appendChild($this->dom->createElement("id", $id));
    return $this;
  }

  public function title($title) {
    /* @todo Add optional type argument that defaults to "text" */
    $this->element->appendChild($this->dom->createElement("title", $title));
    return $this;
  }

  public function updated($timestamp) {
    $this->element->appendChild(
      $this->dom->createElement("updated", atom::unix_to_internet_timestamp($timestamp)));
    return $this;
  }

  public function link() {
    return $this->add_child("Atom_Link", "link");
  }

  public function entry() {
    /* Create new empty entry. */
    return $this->add_child("Atom_Entry", "entry");
  }
}