<?php

namespace Zotlabs\Widget;


class Common_friends {

	function widget($arr) {

		if((! \App::$profile['profile_uid']) 
			|| (! perm_is_allowed(\App::$profile['profile_uid'],get_observer_hash(),'view_contacts'))) {
			return '';
		}

		return self::common_friends_visitor_widget(\App::$profile['profile_uid']);

	}

	static function common_friends_visitor_widget($profile_uid,$cnt = 25) {

		if(local_channel() == $profile_uid)
			return;

		$observer_hash = get_observer_hash();

		if((! $observer_hash) || (! perm_is_allowed($profile_uid,$observer_hash,'view_contacts')))
			return;

		require_once('include/socgraph.php');

		$t = count_common_friends($profile_uid,$observer_hash);

		if(! $t)
			return;

		$r = common_friends($profile_uid,$observer_hash,0,$cnt,true);
	
		return replace_macros(get_markup_template('remote_friends_common.tpl'), array(
			'$desc'     => t('Common Connections'),
			'$base'     => z_root(),
			'$uid'      => $profile_uid,
			'$cid'      => $observer,
			'$linkmore' => (($t > $cnt) ? 'true' : ''),
			'$more'     => sprintf( t('View all %d common connections'), $t),
			'$items'    => $r
		)); 

	}

}