feat(i18n): Add i18n Support

Add i18n Support, However the view is Working in progress.

BREAKING CHANGE: dbstructure of `Users` Change

apps/config/http_base.php

@@ -191,7 +191,16 @@
 
  'user' => [
  'class' => Rid\User\User::class,
- ]
+ ],
+
+ 'i18n' => [
+ 'class' => Rid\I18n\I18n::class,
+ 'fileNamespace' => 'apps\lang',
+ 'fallbackLang' => 'en',
+ 'mergeFallback' => true,
+ 'forcedLang' => null,
+ 'allowedLangSet' => ['en', 'zh-CN']
+ ],
  ],
 
  // 类库配置

apps/lang/en.php

@@ -0,0 +1,15 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Rhilip
+ * Date: 2019/3/13
+ * Time: 20:45
+ */
+
+namespace apps\lang;
+
+
+class en
+{
+ const greeting = 'Hello World';
+}

apps/lang/zh_CN.php

@@ -0,0 +1,15 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Rhilip
+ * Date: 2019/3/13
+ * Time: 21:06
+ */
+
+namespace apps\lang;
+
+
+class zh_CN
+{
+
+}

apps/views/index.php

@@ -9,12 +9,14 @@
  */
 ?>
 
-<?= $this->layout('layout/base') ?>
+<?= $this->layout('layout/base') ?>
+
+<?php $this->start('title')?>Index<?php $this->end();?>
 
 <?php $this->start('container') ?>
  <!-- Main component for a primary marketing message or call to action -->
  <div class="jumbotron">
- <h1>Navbar example</h1>
- <p><strong>I'm sorry for broken page since I'm rebuilding.</strong></p>
+ <h1>Navbar <?= __('greeting',null,'zh-CN'); ?></h1>
+ <p><strong>I'm sorry for broken page since I'm rebuilding. <?= __('greet') ?></strong></p>
  </div>
 <?php $this->stop() ?>

framework/Base/Application.php

@@ -17,6 +17,7 @@
  * @property \Rid\Config\DynamicConfig $config
  * @property \Rid\Pool\ConnectionPool $connectionPool
  * @property \Rid\User\User $user
+ * @property \Rid\I18n\I18n $i18n
  */
 class Application extends BaseObject
 {
@@ -36,7 +37,7 @@ class Application extends BaseObject
  // 初始化事件
  public function onInitialize()
  {
- parent::onInitialize(); // TODO: Change the autogenerated stub
+ parent::onInitialize();
  // 快捷引用
  \Rid::setApp($this);
  // 错误注册

framework/I18n/I18n.php

@@ -0,0 +1,183 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Rhilip
+ * Date: 2019/3/13
+ * Time: 19:55
+ */
+
+namespace Rid\I18n;
+
+use Rid\Base\Component;
+
+class I18n extends Component
+{
+
+ /**
+ * Language file path
+ * This is the path for the language files.
+ *
+ * @var string
+ */
+ public $fileNamespace = '\apps\lang';
+
+ /**
+ * Allowed language
+ * This is the set of language which is used to limit user languages. No-exist language will not accept.
+ *
+ * @var array
+ */
+ public $allowedLangSet = ['en', 'zh-CN'];
+
+ /**
+ * Fallback language
+ * This is the language which is used when there is no language file for all other user languages. It has the lowest priority.
+ * Remember to create a language file for the fallback!!
+ *
+ * @var string
+ */
+ public $fallbackLang = 'en';
+
+ /**
+ * Merge in fallback language
+ * Whether to merge current language's strings with the strings of the fallback language ($fallbackLang).
+ *
+ * @var bool
+ */
+ public $mergeFallback = false;
+
+ /**
+ * Forced language
+ * If you want to force a specific language define it here.
+ *
+ * @var string
+ */
+ public $forcedLang = null;
+
+ /*
+ * The following properties are only available after calling init().
+ */
+ protected $lastLang = null;
+
+ public function onRequestBefore()
+ {
+ $lastLang = null;
+ }
+
+ /**
+ * getUserLangs()
+ * Returns the user languages
+ * Normally it returns an array like this:
+ * 1. Forced language
+ * 2. Language in $_GET['lang']
+ * 3. Language in $_SESSION['lang']
+ * 4. HTTP_ACCEPT_LANGUAGE
+ * 5. Fallback language
+ * Note: duplicate values are deleted.
+ *
+ * @param null $reqLang
+ * @return array with the user languages sorted by priority.
+ */
+ public function getUserLangs($reqLang = null) {
+ $userLangs = array();
+
+ // Quick Return the last used language list
+ if ($this->lastLang != null && $reqLang == null) {
+ return $this->lastLang;
+ }
+
+ // Highest priority: forced language
+ if ($this->forcedLang != NULL) $userLangs[] = $this->forcedLang;
+
+ // 1st highest priority: required language
+ if ($reqLang != null) {
+ $userLangs[] = $reqLang;
+ } else {
+ // 2nd highest priority: GET parameter 'lang'
+ if (!is_null(app()->request->get('lang'))) $userLangs[] = app()->request->get('lang');
+
+ // 3rd highest priority: SESSION parameter 'lang'
+ if (!is_null(app()->user->getLang())) $userLangs[] = app()->user->getLang();
+
+ // 4th highest priority: HTTP_ACCEPT_LANGUAGE
+ if (!is_null(app()->request->header('accept_language'))) {
+ /**
+ * We get headers like this string 'en-US,en;q=0.8,uk;q=0.6,ru;q=0.4' (length=32)
+ * And then sort to an array like this
+ *
+ * array(size=4)
+ * 'en-US' => float 1
+ * 'en' => float 0.8
+ * 'uk' => float 0.6
+ * 'ru' => float 0.4
+ *
+ */
+ $prefLocales = array_reduce(
+ explode(',', app()->request->header('accept_language')),
+ function ($res, $el) {
+ list($l, $q) = array_merge(explode(';q=', $el), [1]);
+ $res[$l] = (float)$q;
+ return $res;
+ }, []);
+ arsort($prefLocales);
+
+ foreach ($prefLocales as $part => $q) {
+ $userLangs[] = $part;
+ }
+ }
+ }
+
+ // Lowest priority: fallback
+ $userLangs[] = $this->fallbackLang;
+
+ $userLangs = array_unique($userLangs); // remove duplicate elements
+ $this->lastLang = $userLangs; // Store it for last use.
+ return $userLangs;
+ }
+
+ protected function getConfigClassName($langcode) {
+ $langcode = str_replace('-','_',$langcode);
+ return $this->fileNamespace . '\\' . $langcode;
+ }
+
+ private function getLangList($lang = null) {
+ $userLangs = $this->getUserLangs($lang);
+
+ // remove illegal userLangs
+ $userLangs2 = array();
+ foreach ($userLangs as $key => $value) {
+ // only allow a-z, A-Z and 0-9 and _ and -
+ if (preg_match('/^[a-zA-Z0-9_-]*$/', $value) === 1 && in_array($value, $this->allowedLangSet)) {
+ if (class_exists($this->getConfigClassName($value))) {
+ $userLangs2[] = $this->getConfigClassName($value); // change it to class name
+ } elseif (
+ // Fail back if main language exist
+ $value !== substr($value, 0, 2)
+ && class_exists($this->getConfigClassName(substr($value, 0, 2)))) {
+ $userLangs2[] = $this->getConfigClassName(substr($value, 0, 2));
+ }
+ }
+ }
+
+ // remove duplicate elements
+ return array_unique($userLangs2);
+ }
+
+
+ public function trans($string, $args = null, $lang = null)
+ {
+ $langs = $this->getLangList($lang);
+
+ $return = '';
+ foreach ($langs as $item) {
+ try {
+ $return = constant($item . "::" . $string);
+ break;
+ } catch (\Exception $e) {
+ app()->log->warning('A no-exist translation hit.',['lang_class' => $item,'string' => $string]);
+ }
+ }
+
+ return $args ? vsprintf($return, $args) : $return;
+ }
+}

framework/User/UserTrait.php

@@ -25,6 +25,8 @@ trait UserTrait
 
  private $avatar;
 
+ private $lang;
+
  private $create_at;
  private $last_login_at;
  private $last_access_at;
@@ -287,4 +289,12 @@ public function getActiveLeech()
  }
  return $active_leech;
  }
+
+ /**
+ * @return mixed
+ */
+ public function getLang()
+ {
+ return $this->lang;
+ }
 }

framework/functions.php

@@ -27,6 +27,13 @@ function env($name = null, $default = '')
  }
 }
 
+if (!function_exists('__')) {
+ function __($string, $avg = null, $lang = null)
+ {
+ return app()->i18n->trans($string, $avg, $lang);
+ }
+}
+
 if (!function_exists('tgo')) {
 
  /** 创建一个带异常捕获的协程

migration/ridpt.sql

@@ -3,7 +3,7 @@
 -- https://www.phpmyadmin.net/
 --
 -- Host: 127.0.0.1
--- Generation Time: Mar 08, 2019 at 08:30 AM
+-- Generation Time: Mar 13, 2019 at 03:26 PM
 -- Server version: 8.0.14
 -- PHP Version: 7.3.1
 
@@ -598,6 +598,7 @@ CREATE TABLE IF NOT EXISTS `users` (
  `bonus_seeding` decimal(20,2) UNSIGNED NOT NULL DEFAULT '0.00',
  `bonus_invite` decimal(20,2) UNSIGNED NOT NULL DEFAULT '0.00',
  `bonus_other` decimal(20,2) UNSIGNED NOT NULL DEFAULT '0.00',
+ `lang` varchar(10) NOT NULL DEFAULT 'en',
  PRIMARY KEY (`id`),
  UNIQUE KEY `username` (`username`),
  UNIQUE KEY `email` (`email`),