<?php
// Author: Krizalium

define ("KEY", "SUPER SECRET CODE, КОТОРЫЙ НУЖНО ПОЛУЧИТЬ У ЯНДЕКСА");
define ("UI_LANG", "ru");
define ("FORMAT", "plain");
define ("ITERATIONS", 5);

define ("URL_GET_LANGS", "https://translate.yandex.net/api/v1.5/tr.json/getLangs?");
define ("URL_GET_TRANSLATE", "https://translate.yandex.net/api/v1.5/tr.json/translate?");

class Translate
{
    private $StartText;
    private $RawText;
    private $AvailableLangArray;
    private $CurrentLang;
    private $ResultText;

    function __construct($rawText)
    {
        $this->StartText = $rawText;
        $this->RawText = $rawText;
        $this->CurrentLang = "ru";

        $this->getAvailableLangArray();
        $this->callIterations(ITERATIONS);
    }

    private function getAvailableLangArray()
    {
        /*https://translate.yandex.net/api/v1.5/tr.json/getLangs
                ? [key=<API-ключ>]
                & [ui=<код языка>]*/
        $queryUrlArray = array('key' => KEY, 'ui' => UI_LANG);
        $query = http_build_query($queryUrlArray);
        $this->AvailableLangArray = json_decode(file_get_contents(URL_GET_LANGS.$query), true);
    }

    private function callIterations($countOfIterations)
    {
        $i = 0;
        while ($i < $countOfIterations)
        {
            echo $i." итерация:<br>";
            $this->getTranslate($this->RawText, $this->CurrentLang, $this->getRandomLanguage());
            $i++;
        }
        echo "<hr>Был текст: <blockquote>".$this->StartText."</blockquote><br>";
        echo "Стал текст: <blockquote>".$this->RawText."</blockquote><br>";
    }

    private function getTranslate($text, $atLang, $toLang)
    {
        echo ("text = ".$text.", atLang = ".$atLang.", toLang = ".$toLang."<br>");
        $queryUrlArray = array(
            'key' => KEY,
            'text' => $text,
            'lang' => $atLang."-".$toLang,
            'format' => FORMAT);

        $query = http_build_query($queryUrlArray);
        $fgc = file_get_contents(URL_GET_TRANSLATE.$query);
        $this->RawText = json_decode($fgc, true)["text"][0];
        $this->CurrentLang = $toLang;

        if ($toLang != "ru")
        {
            $this->getTranslate($this->RawText, $this->CurrentLang, "ru");
        }
        //var_dump($this->RawText);
    }

    private function getRandomLanguage()
    {
        $langKeys = array_keys($this->AvailableLangArray["langs"]);
        $randLangIndex = rand(0, count($langKeys)-1);
        return ($langKeys[$randLangIndex]);
    }
}

$translate = new Translate("Сюда нужно написать текст, который будет изнасилован.");

?>