path: root/Zotlabs/Widget/Categories.php

<?php

/**
 *   * Name: Categories
 *   * Description: Display a menu with links to categories
 *   * Requires: channel, articles, cards, cloud
 */

namespace Zotlabs\Widget;

use App;
use Zotlabs\Lib\Apps;

require_once('include/contact_widgets.php');

class Categories {

	function widget($arr) {

		$cards = ((array_key_exists('cards',$arr) && $arr['cards']) ? true : false);

		if(($cards) && (! Apps::system_app_installed(App::$profile['profile_uid'], 'Cards')))
			return '';

		$articles = ((array_key_exists('articles',$arr) && $arr['articles']) ? true : false);

		if(($articles) && (! Apps::system_app_installed(App::$profile['profile_uid'],'Articles')))
			return '';

		$files = ((array_key_exists('files',$arr) && $arr['files']) ? true : false);

		if((! App::$profile['profile_uid'])
			|| (! perm_is_allowed(App::$profile['profile_uid'],get_observer_hash(),(($cards || $articles) ? 'view_pages' : 'view_stream')))) {
			return '';
		}

		$cat = ((x($_REQUEST,'cat')) ? htmlspecialchars($_REQUEST['cat'],ENT_COMPAT,'UTF-8') : '');
		$srchurl = (($cards) ? App::$argv[0] . '/' . App::$argv[1] : App::$query_string);
		$srchurl =  rtrim(preg_replace('/cat\=[^\&].*?(\&|$)/is','',$srchurl),'&');
		$srchurl = str_replace(array('?f=','&f=', '/?'),array('', '', ''),$srchurl);

		if($cards)
			return cardcategories_widget($srchurl, $cat);
		elseif($articles)
			return articlecategories_widget($srchurl, $cat);
		elseif($files)
			return filecategories_widget($srchurl, $cat);
		else
			return categories_widget($srchurl, $cat);

	}
}