* @copyright 2016 Adrián Barrio Andrés * @license https://opensource.org/licenses/GPL-3.0 GNU General Public License 3.0 * @version 2.0 * @link https://statickidz.com/ */ /** * Main class GoogleTranslate * * @package GoogleTranslate * */ class GoogleTranslate { /** * Retrieves the translation of a text * * @param string $source * Original language of the text on notation xx. For example: es, en, it, fr... * @param string $target * Language to which you want to translate the text in format xx. For example: es, en, it, fr... * @param string $text * Text that you want to translate * * @return string a simple string with the translation of the text in the target language */ public static function translate($source, $target, $text) { // Request translation $response = self::requestTranslation($source, $target, $text); // Get translation text // $response = self::getStringBetween("onmouseout=\"this.style.backgroundColor='#fff'\">", "", strval($response)); // Clean translation $translation = self::getSentencesFromJSON($response); return $translation; } /** * Internal function to make the request to the translator service * * @internal * * @param string $source * Original language taken from the 'translate' function * @param string $target * Target language taken from the ' translate' function * @param string $text * Text to translate taken from the 'translate' function * * @return object[] The response of the translation service in JSON format */ protected static function requestTranslation($source, $target, $text) { // Google translate URL $url = "https://translate.google.com/translate_a/single?client=at&dt=t&dt=ld&dt=qca&dt=rm&dt=bd&dj=1&hl=es-ES&ie=UTF-8&oe=UTF-8&inputm=2&otf=2&iid=1dd3b944-fa62-4b55-b330-74909a99969e"; $fields = array( 'sl' => urlencode($source), 'tl' => urlencode($target), 'q' => urlencode($text) ); $max = 9000; if(strlen($fields['q']) >= $max) throw new \Exception("Maximum number of characters exceeded: ".strlen($fields['q'])."/$max"); // URL-ify the data for the POST $fields_string = ""; foreach ($fields as $key => $value) { $fields_string .= $key . '=' . $value . '&'; } rtrim($fields_string, '&'); // Open connection $ch = curl_init(); // Set the url, number of POST vars, POST data curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_POST, count($fields)); curl_setopt($ch, CURLOPT_POSTFIELDS, $fields_string); curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); curl_setopt($ch, CURLOPT_ENCODING, 'UTF-8'); curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false); curl_setopt($ch, CURLOPT_USERAGENT, 'AndroidTranslate/5.3.0.RC02.130475354-53000263 5.1 phone TRANSLATE_OPM5_TEST_1'); // Execute post $result = curl_exec($ch); // Close connection curl_close($ch); return $result; } /** * Dump of the JSON's response in an array * * @param string $json * The JSON object returned by the request function * * @return string A single string with the translation */ protected static function getSentencesFromJSON($json) { $sentencesArray = json_decode($json, true); $sentences = ""; foreach ($sentencesArray["sentences"] as $s) { $sentences .= isset($s["trans"]) ? $s["trans"] : ''; } return $sentences; } }