<?php
require_once 'simple_html_dom.php';

class SmsReceiver {
    private $ch;
    
    const PROVIDER = 'http://www.xn--d1abtbdbhslb5m.xn--p1ai'; // www.номердлясмс.рф
    
    public function __construct() {
        $this->ch = curl_init();
        curl_setopt($this->ch, CURLOPT_RETURNTRANSFER, true);
    }
    
    public function getNumbers($prefix) {
        curl_setopt($this->ch, CURLOPT_URL, self::PROVIDER);
        
        $res = curl_exec($this->ch);
        $html = new simple_html_dom();
        $html->load($res);
        $items = $html->find('option');
        $numbers = [];
        foreach($items as $num) {
            if(preg_match('/^\+'.$prefix.'/i', $num->plaintext)) {
                preg_match('/^\+(\d+)/', $num->plaintext, $phone);
                $numbers[] = ['phone' => $phone[1], 'id' => $num->value];
            }
        }
        return $numbers;
    }
    
    public function getSms($phone_id) {
        curl_setopt_array($this->ch, [
            CURLOPT_URL => self::PROVIDER . '/json.php',
            CURLOPT_POST => true,
            CURLOPT_POSTFIELDS => [
                'ajax' => '1',
                'number' => $phone_id
            ]
        ]);
        
        $res = curl_exec($this->ch);
        $html = new simple_html_dom();
        $html->load($res);
        $items = $html->find('tr');
        $last_sms = [];
        foreach($items as $sms) {
            $last_sms[] = ['from' => $sms->children(0)->plaintext, 'text' => $sms->children(1)->plaintext];
        }
        print_r($last_sms);
    }
}