<?php

namespace MGModule\DNSManager2\mgLibs\custom\helpers;

/**
 * Klasa walidująca domenę oraz rozbijająca je na poszczególne cześci
 */
class DomainHelper
{

    private $fullName;
    private $subdomain;
    private $domain;
    private $tld;
    private static $list = array();

    /**
     * 
     * @param string $domain
     */
    public function __construct($domain)
    {
        $this->fullName = trim(strtolower($domain));
        $this->split();
    }

    private function loadTldList() //TODO: dodać ładowanie 
    {
        if(!empty(self::$list)) {
            return;
        }

        $path = \MGModule\DNSManager2\addon::getMainDIR() . DS . 'storage' . DS . 'tld.list';
        if(!file_exists($path)) {
            return;
        }
        
        $data = file($path);
        foreach($data as $line) {
            /* Ignore blank lines and comments. */
            if(preg_match('#(^//)|(^\s*$)#', $line))
                continue;

            self::$list[] = preg_replace('/[\r\n]/', '', $line);
        }
        $this->loadDomainExtensionFromWHMCS();
    }

    private function loadDomainExtensionFromWHMCS(){
        $extension = new \MGModule\DNSManager2\models\whmcs\domains\pricing\repository();
        foreach($extension->get() as $single){
            self::$list[] = substr($single->extension, 1);
        }

        
    }
    private function split()
    {
        $this->loadTldList();
        $components = array_reverse((explode('.', $this->fullName)));

        $last_match = '';
        $con = '';
        foreach($components as $part) {
            $con = "{$part}.{$con}";
            $con = trim($con, '.');

            if(in_array($con, self::$list)) {
                $last_match = $con;
            }
        }
        
        $this->tld = $last_match;
        $no_tld = preg_replace('/' . preg_quote($last_match) . '$/', '', $this->fullName);
        $no_tld = trim($no_tld, '.');
        $components = explode('.', $no_tld);
        $this->domain = array_pop($components);
        $this->subdomain = implode('.', $components);
    }

    /**
     * Pobieranie pełnej nazwy domeny
     * @return string 
     */
    public function getFullName()
    {
        return $this->fullName;
    }

    /**
     * Pobieranie tld (bez kropki)
     * @return string
     */
    public function getTLD()
    {
        return $this->tld;
    }

    /**
     * Pobieranie nazwy głównej domeny (bez tld)
     * @return string
     */
    public function getDomain()
    {
        return $this->domain;
    }
    
    /**
     * Pobieranie nazwy głównej domeny z tld
     * @return string
     */
    public function getDomainWithTLD() {
        return $this->domain . '.' . $this->tld;
    }

    /**
     * Pobieranie subdomeny; zwraca pustry string jeżeli nie istnieje
     * @return string
     */
    public function getSubdomain()
    {
        return $this->subdomain;
    }
    
    /**
     * Sprawdzanie czy nazwa zawiera w sobie subdomenę
     * @return boolean
     */
    public function isSubdamain() {
        return !empty($this->subdomain);
    }
    
    /**
     * Sprawdzanie czy domena jest poprawna
     * @return boolean
     */
    public function isValid() {
        return !empty($this->domain) && !empty($this->tld);
    }

}