<?php
/*
 * Gallery - a web based photo album viewer and editor
 * Copyright (C) 2000-2007 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.
 */
/**
 * @package map
 * @version $Revision: 1253 $
 *
 */
/* Written by Nic Roets. Placed in the public domain. */
class mapPreloads {
    function preload(&$template, $preload, $paramSet) {
	static $loaded = false;
	$loaded = true;
	$itemId = GalleryUtilities::getRequestVariables('itemId');
	if (!empty($itemId)) {
	    list ($ret, $item) = GalleryCoreApi::loadEntitiesById($itemId);
	    if (!$ret && /* extend to all data items ? */
		    GalleryUtilities::isA($item, 'GalleryPhotoItem')) {
		GalleryCoreApi::requireOnce('modules/map/classes/mapHelper.class');
		list ($ret, $tmp, $param, $isContainerSettings) =
			mapHelper::fetchFieldValues(array($item), null, 'photo');
		if ($ret) {
		    return $ret->wrap(__FILE__, __LINE__);
		}
		if (isset($tmp[$item->getId()]['GPS']) &&
			preg_match ('/^([^,]+),(.*)$/', $tmp[$item->getId()]['GPS'], $regs)) {
		    $template->head('modules/map/templates/Header.tpl');
		    $template->setVariable('latitude', $regs[1]);
		    $template->setVariable('longitude', $regs[2]);
		    $template->setVariable('itemTitle', $item->getTitle());
		}
	    }
	}
	return null;
    }
}