<?php
/**
*
* @ This file is created by http://DeZender.Net
* @ deZender (PHP7 Decoder for SourceGuardian Encoder)
*
* @ Version			:	4.1.0.1
* @ Author			:	DeZender
* @ Release on		:	29.08.2020
* @ Official site	:	http://DeZender.Net
*
*/

class SimpleCaptcha
{
	public $difficulty = 0.5;
	public $width = 150;
	public $height = 61;
	public $wordsFile = '';
	public $resourcesPath = 'resources';
	public $minWordLength = 5;
	public $maxWordLength = 6;
	public $session_var = 'dig_captcha';
	public $backgroundColor = [255, 255, 255];
	public $colors = [
		[27, 78, 181],
		[22, 163, 35],
		[122, 127, 186]
	];
	public $shadowColor;
	public $lineWidth = 2;
	public $fonts = [
		'Antykwa' => ['spacing' => -3, 'minSize' => 27, 'maxSize' => 30, 'font' => 'Shabnam-Bold-FD.ttf']
	];
	public $Yperiod = 12;
	public $Yamplitude = 14;
	public $Xperiod = 11;
	public $Xamplitude = 5;
	public $maxRotation = 1;
	public $scale = 3;
	public $blur = false;
	public $debug = false;
	public $imageFormat = 'png';
	public $im;

	public function __construct($config = [])
	{
	}

	public function CreateImage()
	{
		$ini = microtime(true);

		if (2 < $this->difficulty) {
			$this->difficulty = 2;
		}

		if ($this->difficulty <= 0) {
			$this->difficulty = 0.1;
		}

		$this->ImageAllocate();
		$text = $this->GetCaptchaText();
		$fontcfg = $this->fonts[array_rand($this->fonts)];
		$this->WriteText($text, $fontcfg);
		$ses = filter_var($_GET['r'], FILTER_SANITIZE_NUMBER_FLOAT);

		if (isset($_GET['pr'])) {
			$prev_ses = filter_var($_GET['pr'], FILTER_SANITIZE_NUMBER_FLOAT);

			if (isset($_SESSION[$this->session_var . $prev_ses])) {
				unset($_SESSION[$this->session_var . $prev_ses]);
			}
		}

		$_SESSION[$this->session_var . $ses] = $text;

		if (!empty($this->lineWidth)) {
			$this->WriteLine();
		}
		if ($this->blur && function_exists('imagefilter')) {
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