35870-vm/translate.php
2025-11-20 12:28:51 +00:00

93 lines
3.2 KiB
PHP

<?php
ini_set('display_errors', 0);
ini_set('log_errors', 1);
ini_set('error_log', __DIR__ . '/error_log.txt');
require_once __DIR__ . '/ai/LocalAIApi.php';
function json_response($status, $message, $data = null) {
header('Content-Type: application/json');
echo json_encode([
'status' => $status,
'message' => $message,
'data' => $data
]);
exit;
}
if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
json_response('error', 'Invalid request method.');
}
if (!isset($_POST['file_path']) || !isset($_POST['source_lang']) || !isset($_POST['target_lang'])) {
json_response('error', 'Missing required parameters.');
}
$file_path = $_POST['file_path'];
$source_lang = $_POST['source_lang'];
$target_lang = $_POST['target_lang'];
$full_path = __DIR__ . '/' . $file_path;
if (!file_exists($full_path)) {
json_response('error', 'File not found.');
}
try {
$file_content = file_get_contents($full_path);
if ($file_content === false) {
json_response('error', 'Failed to read file content.');
}
$base64_image = base64_encode($file_content);
if (function_exists('mime_content_type')) {
$mime_type = mime_content_type($full_path);
} else {
$mime_type = 'application/octet-stream';
}
$resp = LocalAIApi::createResponse([
'input' => [
[
'role' => 'user',
'content' => [
[
'type' => 'text',
'text' => "You are an expert document translator. Please perform the following tasks:\n" \
. "1. **OCR Extraction:** Extract all visible text from the attached image.\n" \
. "2. **Translation:** Translate the extracted text from `{$source_lang}` to `{$target_lang}`.\n" \
. "3. **Output:** Return ONLY the translated text as a single block of plain text. Do not include any explanations, apologies, or introductory phrases. Just the translation."
],
[
'type' => 'image',
'source' => [
'type' => 'base64',
'media_type' => $mime_type,
'data' => $base64_image,
],
],
],
],
],
]);
if (!empty($resp['success'])) {
$translated_text = LocalAIApi::extractText($resp);
if ($translated_text === '') {
$decoded = LocalAIApi::decodeJsonFromResponse($resp);
$error_details = $decoded ? json_encode($decoded, JSON_PRETTY_PRINT) : 'AI returned an empty or invalid response.';
json_response('error', 'AI processing failed. Details: ' . $error_details);
} else {
json_response('success', 'File translated successfully.', ['translatedText' => $translated_text]);
}
} else {
$error_message = $resp['error'] ?? 'Unknown AI error.';
json_response('error', 'Failed to get response from AI service: ' . $error_message);
}
} catch (Exception $e) {
json_response('error', 'An exception occurred: ' . $e->getMessage());
}
?>