<?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.
 */

GalleryCoreApi::requireOnce('modules/tags/classes/TagsHelper.class');

/**
 * Show the Tag Cloud
 *
 * @package Tags
 * @subpackage UserInterface
 * @author Eric Daniel <ehdaniel@gmail.com>
 * @version $Revision: 1060 $
 */
class TagCloudView extends GalleryView {

    /**
    * @see GalleryView::loadTemplate
    */
    function loadTemplate(&$template, &$form) {
	global $gallery;
	$urlGenerator =& $gallery->getUrlGenerator();

	$template->style($urlGenerator->generateUrl(array('view' => 'tags.TagCloudCss')));
	$template->javascript('modules/tags/js/Tags.js');

	list ($ret, $tags) = TagsHelper::getTagListWithTagCount();
	if ($ret) {
	    return array($ret, null);
	} 

	$tagCloud = TagsHelper::createTagCloudFromlist($tags);

	$template->setVariable('tagCloud', $tagCloud);
	return array(null, array('body' => 'modules/tags/templates/TagCloud.tpl'));
    }
}
?>