Laravel Model Locale Attributes

LocaleAttributes.php

<?php
/**
 * Author: Sahib J. Leo <sahib@sahib.io>
 * 
 * Don't forget to add "model_fallback_locale" to your config/app.php
 * 
 */
namespace App\Support;

use App;
use Config;

/**
 * Trait MultiLanguageAttributes
 *
 * @package App\Support
 */
trait LocaleAttributes
{
    /**
     * Dynamically retrieve attributes on the model.
     *
     * @param string $attribute
     *
     * @return mixed
     */
    public function __get($attribute)
    {
        list($current, $fallback) = $this->localizeAttribute($attribute);

        if (isset($this->attributes[$current]))
        {
            $value = parent::__get($current);

            // Use this value only if it's not null or an empty
            // string, otherwise the fallback value will be used.
            if (!is_null($value) && $value !== '') return $value;
        }

        if (isset($this->attributes[$fallback])) return parent::__get($fallback);

        return parent::__get($attribute);
    }

    /**
     * Determine if an locale attribute exists on the model.
     * This method is needed to force call the "__get()" method in some scenarios, for
     * example, when calling the "lists()" method over an eloquent collection.
     *
     * @param string $attribute
     *
     * @return bool
     */
    public function __isset($attribute)
    {
        list($current, $fallback) = $this->localizeAttribute($attribute);

        if (isset($this->attributes[$current])) return true;

        if (isset($this->attributes[$fallback])) return true;

        return parent::__isset($attribute);
    }

    /**
     * Get suffixed attribute names for current locale and fallback locale.
     *
     * @param string $attribute
     *
     * @return array
     */
    private function localizeAttribute($attribute)
    {
        $current = $attribute . '_' . App::getLocale();
        $fallback = $attribute . '_' . Config::get('app.model_fallback_locale', 'en');

        return array($current, $fallback);
    }

}