Module.php

<?php
/**
 * @link https://github.com/borodulin/yii2-oauth2-server
 * @copyright Copyright (c) 2015 Andrey Borodulin
 * @license https://github.com/borodulin/yii2-oauth2-server/blob/master/LICENSE
 */

namespace yuncms\oauth2;

use Yii;

/**
 * @author Andrey Borodulin
 */
class Module extends \yii\base\Module
{

    public $behaviors;

    /**
     * @inheritdoc
     */
    public function init()
    {
        parent::init();
        $this->registerTranslations();
    }

    /**
     * @inheritdoc
     */
    public function behaviors()
    {
        if (!empty($this->behaviors)) {
            return $this->behaviors;
        } else {
            return parent::behaviors();
        }
    }

    /**
     * 注册语言包
     * @return void
     */
    public function registerTranslations()
    {
        if (!isset(Yii::$app->i18n->translations['oauth2*'])) {
            Yii::$app->i18n->translations['oauth2*'] = [
                'class' => 'yii\i18n\PhpMessageSource',
                'sourceLanguage' => 'en-US',
                'basePath' => __DIR__ . '/messages',
            ];
        }
    }
}