94 lines
2.7 KiB
PHP
94 lines
2.7 KiB
PHP
<?php // phpcs:ignore SlevomatCodingStandard.TypeHints.DeclareStrictTypes.DeclareStrictTypesMissing
|
|
|
|
namespace MailPoet\Subscription\Captcha;
|
|
|
|
if (!defined('ABSPATH')) exit;
|
|
|
|
|
|
use MailPoet\Config\Env;
|
|
use MailPoetVendor\Gregwar\Captcha\CaptchaBuilder;
|
|
|
|
class CaptchaRenderer {
|
|
|
|
|
|
private $phrase;
|
|
|
|
public function __construct(
|
|
CaptchaPhrase $phrase
|
|
) {
|
|
$this->phrase = $phrase;
|
|
}
|
|
|
|
public function isSupported() {
|
|
return extension_loaded('gd') && function_exists('imagettftext');
|
|
}
|
|
|
|
public function renderAudio($sessionId, $return = false) {
|
|
|
|
$audioPath = Env::$assetsPath . '/audio/';
|
|
$phrase = $this->phrase->getPhraseForType($this->determineAudioType(), $sessionId);
|
|
$audio = null;
|
|
foreach (str_split($phrase) as $character) {
|
|
$file = $audioPath . strtolower($character) . '.mp3';
|
|
if (!file_exists($file)) {
|
|
throw new \RuntimeException("File not found.");
|
|
}
|
|
$audio .= file_get_contents($file);
|
|
}
|
|
|
|
if ($return) {
|
|
return $audio;
|
|
}
|
|
|
|
header("Cache-Control: no-store, no-cache, must-revalidate");
|
|
header('Content-Type: audio/mpeg');
|
|
|
|
//phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped, WordPressDotOrg.sniffs.OutputEscaping.UnescapedOutputParameter
|
|
echo $audio;
|
|
exit;
|
|
}
|
|
|
|
private function determineAudioType(): string {
|
|
$type = 'audio';
|
|
if (isset($_SERVER['HTTP_RANGE'])) {
|
|
$type .= '-range-' . sanitize_text_field(wp_unslash($_SERVER['HTTP_RANGE']));
|
|
}
|
|
return $type;
|
|
}
|
|
|
|
public function renderImage($width = null, $height = null, $sessionId = null, $return = false) {
|
|
if (!$this->isSupported()) {
|
|
return false;
|
|
}
|
|
|
|
$fontNumbers = array_merge(range(0, 3), [5]); // skip font #4
|
|
$fontNumber = $fontNumbers[mt_rand(0, count($fontNumbers) - 1)];
|
|
|
|
$reflector = new \ReflectionClass(CaptchaBuilder::class);
|
|
$captchaDirectory = dirname((string)$reflector->getFileName());
|
|
$font = $captchaDirectory . '/Font/captcha' . $fontNumber . '.ttf';
|
|
|
|
$phrase = $this->phrase->getPhraseForType('image', $sessionId);
|
|
$builder = CaptchaBuilder::create($phrase)
|
|
->setBackgroundColor(255, 255, 255)
|
|
->setTextColor(1, 1, 1)
|
|
->setMaxBehindLines(0)
|
|
->build($width ?: 220, $height ?: 60, $font);
|
|
|
|
if ($return) {
|
|
return $builder->get();
|
|
}
|
|
|
|
header("Expires: Sat, 01 Jan 2019 01:00:00 GMT"); // time in the past
|
|
header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
|
|
header("Cache-Control: no-store, no-cache, must-revalidate");
|
|
header("Cache-Control: post-check=0, pre-check=0", false);
|
|
header("Pragma: no-cache");
|
|
header('X-Cache-Enabled: False');
|
|
header('X-LiteSpeed-Cache-Control: no-cache');
|
|
|
|
header('Content-Type: image/jpeg');
|
|
$builder->output();
|
|
exit;
|
|
}
|
|
}
|