Collect strings for translation from *.js files Generate JSON resources

JsTranslationsController.php

<?php
/**
 * Created by PhpStorm.
 * Author: Stepan Seliuk <stepan@selyuk.com>
 * Date: 30/08/14
 * Time: 20:29
 */

namespace app\commands\system;

use app\components\helpers\DirHelper;
use app\components\yiiExt\ConsoleController;
use app\models\AppSettingsRecord;
use app\models\TextMessage;
use app\models\TextSourceMessage;
use yii\helpers\FileHelper;
use yii\helpers\Json;

/**
 * Class JsTranslationsController
 * @package app\commands\system
 */
class JsTranslationsController extends ConsoleController
{

    protected $messages = [ ];

    public $languages = [ 'en-US', 'fr-CA' ];

    protected $dir = '@runtime/assets/generated';

    public function actionCollect()
    {

        /**
         * Получаем все *.js файлы проекта (исключая каталоги web, vendors)
         */

        $list = FileHelper::findFiles(
            \Yii::$app->basePath,
            [
                'only' => [ '*.js' ],
                'except' => [ '/vendor/', '/web/', '_cache/', '/resources/composer' ]
            ]
        );

        $this->logInfo( __( 'Найдено {n} файлов.', [ 'n' => count( $list ) ] ) );

        foreach ($list as $path) {

            $this->logTrace( '.', true );

            $this->getMessages( $path );
        }

        foreach ($this->messages as $msg) {

            $this->logProfile( __( 'Обработка сообщения: "{message}".', [ 'message' => $msg ] ) );

            $md5 = md5( $msg );
            $source = TextSourceMessage::findOne( [ 'msghash' => $md5, 'category' => 0 ] );

            // Если исходного сообщения нет, то добавляем его
            if (is_null( $source )) {

                $sM = new TextSourceMessage();

                $sM->category = 0;
                $sM->message = $msg;
                $sM->save();

                // Автоматический поиск уже переведенных сообщений,
                // с таким же хешем, но в других категориях.
                $sM->autoCheckAndInsertTranslations();
            }
        }

    }

    protected function getMessages( $filepath )
    {

        $data = file_get_contents( $filepath );

        $tpl = '/\bMyApp.tt\s*\(\s*(\'.*?(?<!\\\\)\'|".*?(?<!\\\\)")\s*[,\)]/s';
        $n = preg_match_all( $tpl, $data, $matches, PREG_SET_ORDER );

        for ($i = 0; $i < $n; ++$i) {

            $message = $matches[ $i ][ 1 ];
            $this->messages[ ] = eval( "return $message;" ); // use eval to eliminate quote escape

            $this->logTrace( '+', true );
        }

    }

    public function actionGenerateJson()
    {

        // Поиск сообщений с категорией 0
        $sources = TextSourceMessage::findAll( [ 'category' => 0 ] );

        foreach ($this->languages as $lang) {
            $this->_generateFile( $lang, $sources );
        }

    }

    protected function _generateFile( $lang, $sources )
    {

        $this->logInfo( __( 'Генерация файла ресурсов для локализации {lang}', [ 'lang' => $lang ] ) );

        DirHelper::create( $this->dir );

        $file = \Yii::getAlias( $this->dir . '/' . $lang . '.messages.json' );

        $data = [
            'params' => [
                'lang' => $lang,
                'source_lang' => \Yii::$app->sourceLanguage,
                'currency' => AppSettingsRecord::getValue( 'system.currency' )
            ],
            'messages' => [ ]
        ];

        /** @var TextSourceMessage[] $sources */
        foreach ($sources as $sm) {

            /** @var TextMessage $message */
            $message = TextMessage::findOne( [ 'source_message_id' => $sm->getPrimaryKey(), 'language' => $lang ] );

            if (!is_null( $message )) {

                $data[ 'messages' ][ $sm->message ] = $message->translation;

                $this->logTrace( '+', true );

            } else {
                $this->logTrace( '.', true );
            }
        }

        $json = Json::encode( $data );
        file_put_contents( $file, $json );

        $this->logInfo( __( 'Сообщения сохранены в файл {file}', [ 'file' => $file ] ) );
    }

}