/**
* Download image/voice/video file from wechat server.
*
*/
public function download()
{
$suffix = '';
$filename = '';
$app = WechatApp::getAppByOrgId($this->message->ToUserName);
if (isset($app)) {
if ($this->message->MsgType == 'image') {
$suffix = '.jpg';
}
if ($this->message->MsgType == 'voice') {
$suffix = '.amr';
}
if ($this->message->MsgType == 'shortvideo' || $this->message->MsgType == 'video') {
$suffix = '.mp4';
}
$media = new Media($app->app_id, $app->app_secret);
try {
$filename = $media->download($this->message->MediaId, $this->message->MediaId . $suffix);
Log::info('file' . $this->message->MediaId . $suffix . 'has been downloaded success!');
} catch (\Exception $e) {
Log::error('download file' . $this->message->MediaId . $suffix . ' failed：' . $e->getMessage());
}
}
}
