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