Locale.php
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Locale.php
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	<?php

	namespace App\Http\Middleware;

	use Closure;
	use Illuminate\Http\Request;

	class Locale
	{
	/**
	* Handle an incoming request.
	*
	* @param \Illuminate\Http\Request $request
	* @param \Closure $next
	*
	* @return mixed
	*/
	public function handle(Request $request, Closure $next)
	{
	$langDir = resource_path('lang');
	$enabledLanguages = \App\Http\Controllers\ContentController::locales();
	$lang = null;

	// setLocale() will modify the app.locale config entry, so any subsequent
	// request under Swoole would use the changed locale, causing "locale leak"
	// to other users' requests, unless we use env() instead of config() here.
	$default = \env('APP_LOCALE', 'en');

	// Try to get the language from the cookie
	if (
	($cookie = $request->cookie('language'))
	&& in_array($cookie, $enabledLanguages)
	&& ($cookie == $default \|\| file_exists("$langDir/$cookie"))
	) {
	$lang = $cookie;
	}

	// If there's no cookie select try the browser languages
	if (!$lang) {
	$preferences = array_map(
	function ($lang) {
	return preg_replace('/[^a-z].*$/', '', strtolower($lang));
	},
	$request->getLanguages()
	);

	foreach ($preferences as $pref) {
	if (
	!empty($pref)
	&& in_array($pref, $enabledLanguages)
	&& ($pref == $default \|\| file_exists("$langDir/$pref"))
	) {
	$lang = $pref;
	break;
	}
	}
	}

	if (!$lang) {
	$lang = $default;
	}

	if (!app()->isLocale($lang)) {
	app()->setLocale($lang);
	}

	// Allow skins to define/overwrite some localization
	$theme = \config('app.theme');
	\app('translator')->addNamespace('theme', \resource_path("themes/{$theme}/lang"));

	return $next($request);
	}
	}