streams/Zotlabs/Widget/Affinity.php

<?php

namespace Zotlabs\Widget;

use Zotlabs\Lib\Apps;

class Affinity {

	function widget($arr) {

		if(! local_channel())
			return '';
	
		$default_cmin = ((Apps::system_app_installed(local_channel(),'Friend Zoom')) ? get_pconfig(local_channel(),'affinity','cmin',0) : 0);
		$default_cmax = ((Apps::system_app_installed(local_channel(),'Friend Zoom')) ? get_pconfig(local_channel(),'affinity','cmax',99) : 99);

		$cmin = ((x($_REQUEST,'cmin')) ? intval($_REQUEST['cmin']) : $default_cmin);
		$cmax = ((x($_REQUEST,'cmax')) ? intval($_REQUEST['cmax']) : $default_cmax);


		if(Apps::system_app_installed(local_channel(),'Friend Zoom')) {

			$labels = array(
				0  => t('Me'),
				20 => t('Family'),
				40 => t('Friends'),
				60 => t('Peers'),
				80 => t('Connections'),
				99 => t('All')
			);
			call_hooks('affinity_labels',$labels);

			$tpl = get_markup_template('main_slider.tpl');
			$x = replace_macros($tpl, [
				'$cmin' => $cmin,
				'$cmax' => $cmax,
				'$lbl'  => t('Friend zoom in/out'),
				'$refresh' => t('Refresh'),
				'$labels' => $labels,
			]);
		
			$arr = array('html' => $x);
			call_hooks('main_slider',$arr);
			return $arr['html'];
		}
 		return '';
	}
}