<?php
namespace Bitweaver\Plugins;

use Smarty\BlockHandler\BlockHandlerInterface;
use Smarty\Template;

/**
 * Smarty plugin
 * @package Smarty
 * @subpackage plugins
 */

/** 
 * Smarty plugin 
 * ------------------------------------------------------------- 
 * File: block.sortlinks.php 
 * Type: block 
 * Name: sortlinks 
 * ------------------------------------------------------------- 
 */
class BlockSortLinks implements BlockHandlerInterface {

	public function handle( $params, $content, Template $template, &$repeat): string {
		if ($content) {
			$links = mb_split("\n",mb_strtolower($content) );
			$links2 = [];
			foreach ($links as $value) {
			  $splitted=preg_split("/[<>]/",$value,-1,PREG_SPLIT_NO_EMPTY);
			  $links2[$splitted[2]]=$value;
			}

			if( isset( $params['order'] ) && $params['order']=='reverse' ) {
			  krsort( $links2 );
			} else {
			  ksort($links2);
			}

			foreach($links2 as $value) {
			  echo $value;
			}
		}
		return '';
	}

	public function isCacheable(): bool {
		return true;
	}
}