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<?php |
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namespace jumper423\decaptcha\core; |
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use Exception; |
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/** |
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* Class DeCaptchaAbstract |
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* @package jumper423 |
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*/ |
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abstract class DeCaptchaAbstract implements DeCaptchaInterface |
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{ |
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public $lang = 'en'; |
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/** |
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* Сервис на который будем загружать капчу |
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* @var string |
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*/ |
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public $domain; |
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/** |
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* Ваш API key |
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* @var string |
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*/ |
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protected $apiKey; |
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/** |
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* false(commenting OFF), true(commenting ON) |
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* @var bool |
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*/ |
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public $isVerbose; |
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/** |
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* Таймаут проверки ответа |
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* @var int |
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*/ |
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public $requestTimeout; |
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/** |
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* Максимальное время ожидания ответа |
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* @var int |
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*/ |
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public $maxTimeout; |
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/** |
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* 0 OR 1 - капча из двух или более слов |
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* @var int |
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*/ |
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public $isPhrase; |
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/** |
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* 0 OR 1 - регистр ответа важен |
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* @var int |
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*/ |
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public $isRegSense; |
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/** |
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* 0 OR 1 OR 2 OR 3 - 0 = параметр не задействован (значение по умолчанию) 1 = капча состоит только из цифр 2 = |
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* Капча состоит только из букв 3 = Капча состоит либо только из цифр, либо только из букв. |
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* @var int |
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*/ |
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public $isNumeric; |
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/** |
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* 0 если не ограничено, иначе обозначает минимальную длину ответа |
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* @var int |
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*/ |
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public $minLen; |
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/** |
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* 0 если не ограничено, иначе обозначает минимальную длину ответа |
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* @var int |
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*/ |
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public $maxLen; |
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/** |
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* 0 OR 1 OR 2 0 = параметр не задействован (значение по умолчанию) 1 = капча на кириллице 2 = капча на латинице |
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* @var int |
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*/ |
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public $language; |
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/** |
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* Ошибка |
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* @var null|string |
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*/ |
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protected $error = null; |
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/** |
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* Результат |
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* @var null|string |
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*/ |
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protected $result = null; |
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/** |
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* @var int |
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*/ |
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protected $captchaId; |
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const RESPONSE_TYPE_STRING = 0; |
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const RESPONSE_TYPE_JSON = 1; |
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public $errorLang = DeCaptchaErrors::LANG_EN; |
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public $responseType = self::RESPONSE_TYPE_STRING; |
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3 |
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public function setApiKey($apiKey) |
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{ |
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3 |
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if (is_callable($apiKey)) { |
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$this->apiKey = $apiKey(); |
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} else { |
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3 |
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$this->apiKey = $apiKey; |
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} |
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3 |
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} |
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/** |
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* @return void |
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*/ |
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abstract public function notTrue(); |
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/** |
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* Узнаём путь до файла |
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* Если передана ссылка, то скачиваем и кладём во временную директорию |
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* |
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* @param string $fileName |
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* @return string |
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* @throws Exception |
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*/ |
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protected function getFilePath($fileName) { |
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if (strpos($fileName, 'http://') !== false || strpos($fileName, 'https://') !== false) { |
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$current = @file_get_contents($fileName); |
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2 |
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if ($current) { |
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$path = tempnam(sys_get_temp_dir(), 'captcha'); |
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if (file_put_contents($path, $current)) { |
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$fileName = $path; |
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} else { |
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throw new DeCaptchaErrors(DeCaptchaErrors::ERROR_WRITE_ACCESS_FILE, null, $this->errorLang); |
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} |
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1 |
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} else { |
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throw new DeCaptchaErrors(DeCaptchaErrors::ERROR_FILE_IS_NOT_LOADED, $fileName, $this->errorLang); |
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} |
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} elseif (!file_exists($fileName)) { |
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throw new DeCaptchaErrors(DeCaptchaErrors::ERROR_FILE_NOT_FOUND, $fileName, $this->errorLang); |
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} |
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return $fileName; |
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} |
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/** |
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* @return string |
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*/ |
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protected function getBaseUrl() { |
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return "http://{$this->domain}/"; |
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} |
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/** |
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* @param string $action |
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* @return string |
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*/ |
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protected function getActionUrl($action) { |
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return "{$this->getBaseUrl()}res.php?key={$this->apiKey}&action={$action}&id={$this->captchaId}"; |
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} |
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/** |
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* @param string $action |
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* @return string |
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*/ |
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1 |
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protected function getResponse($action) { |
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return file_get_contents($this->getActionUrl($action)); |
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} |
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/** |
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* @return string |
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*/ |
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1 |
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protected function getInUrl() { |
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return "{$this->getBaseUrl()}in.php"; |
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} |
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/** |
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* Проверка на то произошла ли ошибка |
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* |
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* @param $error |
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* @throws DeCaptchaErrors |
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*/ |
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protected function isError($error) |
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{ |
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if (strpos($error, 'ERROR') !== false) { |
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throw new DeCaptchaErrors($error, null, $this->errorLang); |
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} |
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1 |
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} |
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protected $lastRunTime = null; |
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/** |
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* Задержка выполнения |
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* |
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* @param int $delay Количество секунд |
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* @param \Closure|null $callback |
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* @return mixed |
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*/ |
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protected function executionDelayed($delay = 0, $callback = null) { |
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$time = microtime(true); |
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$timePassed = $time - $this->lastRunTime; |
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if ($timePassed < $delay) { |
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usleep(($delay - $timePassed) * 1000000); |
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1 |
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} |
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$this->lastRunTime = microtime(true); |
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return $callback instanceof \Closure ? $callback($this) : $callback; |
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} |
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/** |
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* @param $postData |
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* @return string |
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* @throws Exception |
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*/ |
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protected function getCurlResponse($postData) { |
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$ch = curl_init(); |
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curl_setopt($ch, CURLOPT_URL, $this->getInUrl()); |
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if (version_compare(PHP_VERSION, '5.5.0') >= 0 && version_compare(PHP_VERSION, '7.0') < 0 && defined('CURLOPT_SAFE_UPLOAD')) { |
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curl_setopt($ch, CURLOPT_SAFE_UPLOAD, false); |
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} |
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); |
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curl_setopt($ch, CURLOPT_TIMEOUT, 60); |
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curl_setopt($ch, CURLOPT_POST, 1); |
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curl_setopt($ch, CURLOPT_POSTFIELDS, $postData); |
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$result = curl_exec($ch); |
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if (curl_errno($ch)) { |
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throw new DeCaptchaErrors(DeCaptchaErrors::ERROR_CURL, curl_error($ch), $this->errorLang); |
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} |
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curl_close($ch); |
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return $result; |
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} |
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abstract protected function decodeResponse($data, $type, $format = self::RESPONSE_TYPE_STRING); |
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} |
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