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| <?php
require __DIR__ . '/vendor/autoload.php';
use AlibabaCloud\Client\AlibabaCloud; use GuzzleHttp\Client; use GuzzleHttp\Exception\RequestException; use OSS\OssClient; use RingCentral\Psr7\Response;
function handler($request, $context): Response { if($request->getMethod() === 'GET') { return new Response( 200, [ 'Content-type' => 'text/html; charset=utf-8', ], file_get_contents(__DIR__ . '/index.html') ); }
$bucket = getenv('oss_bucket'); $region = getenv('oss_region');
$ossClient = new OssClient( $context['credentials']['accessKeyId'], $context['credentials']['accessKeySecret'], 'https://oss-' . $region . '.aliyuncs.com', false, $context['credentials']['securityToken'] );
$httpClient = new Client([ 'base_uri' => 'https://nls-gateway.cn-shanghai.aliyuncs.com/stream/v1/tts', ]);
AlibabaCloud::StsClient( $context['credentials']['accessKeyId'], $context['credentials']['accessKeySecret'], $context['credentials']['securityToken']) ->regionId('cn-shanghai') ->asDefaultClient();
try { $response = AlibabaCloud::rpc() ->regionId('cn-shanghai') ->version('2019-02-28') ->action('CreateToken') ->host('nls-meta.cn-shanghai.aliyuncs.com') ->method('POST') ->request();
$token = $response['Token'];
if($token == null) { return error('Token获取失败'); } } catch (\Exception $e) { return error('系统错误'); }
$body = (array) json_decode($request->getBody()->getContents());
$filename = md5(json_encode($body));
$filepath = sprintf('tts/%s.%s', $filename, $body['format']);
$exist = $ossClient->doesObjectExist($bucket, $filepath);
if($exist === true) { return result([ 'url' => $ossClient->signUrl($bucket, $filepath, 10 * 60), ]); }
try { $response = $httpClient->post('', [ 'body' => json_encode(array_merge([ 'appkey' => getenv('appkey'), 'token' => $token['Id'], ], $body)), ]); } catch (RequestException $e) { $body = (array) json_decode($e->getResponse()->getBody()->getContents());
return error('[' . $body['status'] . '] ' . $body['message']); }
$ossClient->putObject($bucket, $filepath, $response->getBody()->getContents());
return result([ 'url' => $ossClient->signUrl($bucket, $filepath, 10 * 60), ]); }
function result($data = []): Response { return new Response( 200, [], json_encode([ 'code' => 1, 'data' => $data, ]) ); }
function error($msg): Response { return new Response( 200, [], json_encode([ 'code' => 0, 'msg' => $msg, ]) ); }
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