<?php

namespace App\Http\Controllers\Dueros;

use Baidu\Duer\Botsdk\Bot as DuerosBot;

class Bot extends DuerosBot
{
    public function __construct($postData = [])
    {
        parent::__construct($postData);
        $this->addLaunchHandler(function () {
            return [
                    'card'         => null,
                    'outputSpeech' => 'Hi!',
                    'directives'   => [],
                    'resource'     => null,
                    'reprompt'     => null,
                ];
        });
        $this->addSessionEndedHandler(function () {
            return [
                    'card'         => null,
                    'outputSpeech' => 'Bye!',
                    'directives'   => [],
                    'resource'     => null,
                    'reprompt'     => null,
                ];
        });
        $this->addIntentHandler('say_hello', function () {
            return [
                'card'         => null,
                'outputSpeech' => 'Hello Word!',
                'directives'   => [],
                'resource'     => null,
                'reprompt'     => null,
            ];
        });
    }
}

<?php

namespace App\Http\Controllers\Dueros;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Log;

class BotController extends Controller
{

    public function post(Request $request)
    {
        $postData = file_get_contents('php://input');
        Log::info($postData);
        $bot = new Bot();

        return $bot->run();
    }
}

Route::group([
        'namespace' => 'Dueros',
], function () {
    Route::post('/hi', 'BotController@post');
});

use \Baidu\Duer\Botsdk\Directive\AudioPlayer\Play;

$directive = new Play('http://www.music', Play::REPLACE_ALL); 
return [
    'directives' => [$directive],
    'outputSpeech' => '正在为你播放歌曲',
];

use \Baidu\Duer\Botsdk\Directive\AudioPlayer\Play;

$directive = new Play('http://www.music1', Play::ENQUEUE); 
$directive2 = new Play('http://www.music2', Play::ENQUEUE); 
return [
    'directives' => [$directive, $directive2],
    'outputSpeech' => '正在为你播放歌曲',
];

file_put_contents(/www/sites/*******/vendor/dueros/bot-sdk/src/f4354d10b358b0e176fbd65699535113): 
failed to open stream: Permission denied {"exception":"[object] (ErrorException(code: 0): file_put_contents(/www/sites/*******/vendor/dueros/bot-sdk/src/f4354d10b358b0e176fbd65699535113): 
failed to open stream: Permission denied at /www/sites/*******/vendor/dueros/bot-sdk/src/Certificate.php:62)