Files
nabeh/backend/app/Services/TTSService.php
2026-05-23 01:13:51 +03:00

49 lines
2.0 KiB
PHP

<?php
namespace App\Services;
class TTSService
{
/**
* Convert text to speech using Google Translate TTS API (Free/No authentication required).
* Returns the MP3 audio file content base64-encoded.
*
* @param string $text Arabic text to convert (e.g. "رمز التحقق الخاص بك هو 5 4 2 1")
* @return string|null Base64 encoded audio string or null on failure
*/
public static function textToSpeechArabic(string $text): ?string
{
try {
$encodedText = urlencode($text);
$url = "https://translate.google.com/translate_tts?ie=UTF-8&client=tw-ob&tl=ar&q={$encodedText}";
$ch = curl_init($url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36');
curl_setopt($ch, CURLOPT_TIMEOUT, 10);
$audioBinary = curl_exec($ch);
$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
$contentType = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
curl_close($ch);
if ($httpCode !== 200 || empty($audioBinary)) {
error_log("[TTS Service Error] Failed to fetch audio from Google TTS. HTTP Code: {$httpCode}");
return null;
}
// Verify if the response is actually audio
if (strpos(strtolower($contentType), 'audio') === false && strlen($audioBinary) < 1000) {
error_log("[TTS Service Error] Response content-type was not audio: {$contentType}. Body: " . substr($audioBinary, 0, 100));
return null;
}
return base64_encode($audioBinary);
} catch (\Exception $e) {
error_log("[TTS Service Exception] " . $e->getMessage());
return null;
}
}
}