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How to get/set the language class of the user access page through php
How to get/set the language class of the user access page through php
User Language Class gets/sets the language of the page accessed by the user. If the user does not set the access language, Accept-Language is read. Display the corresponding page according to the language selected by the user (English, Simplified Chinese, Traditional Chinese)
UserLang.class.php
<?php
/** User Language Class 获取/设置用户访问的页面语言，如果用户没有设置访问语言，则读取Accept-Language
* Date: 2014-05-26
* Author: fdipzone
* Ver: 1.0
*
* Func:
* public get 获取用户访问语言
* public set 设置用户访问语言
* private getAcceptLanguage 获取HTTP_ACCEPT_LANGUAGE
*/
class UserLang{ // class start
private $name = 'userlang'; // cookie name
private $expire = 2592000; // cookie expire 30 days
/** 初始化
* @param String $name cookie name
* @param int $expire cookie expire
*/
public function __construct($name='', $expire=null){
// 设置cookie name
if($name!=''){
$this->name = $name;
}
// 设置cookie expire
if(is_numeric($expire) && $expire>0){
$this->expire = intval($expire);
}
}
/** 获取用户访问语言 */
public function get(){
// 判断用户是否有设置过语言
if(isset($_COOKIE[$this->name])){
$lang = $_COOKIE[$this->name];
}else{
$lang = $this->getAcceptLanguage();
}
return $lang;
}
/** 设置用户访问语言
* @param String $lang 用户访问语言
*/
public function set($lang=''){
$lang = strtolower($lang);
// 只能是英文，简体中文，繁体中文
if(in_array($lang, array('en','sc','tc'))){
setcookie($this->name, $lang, time()+$this->expire);
}
}
/** 获取HTTP_ACCEPT_LANGUAGE */
private function getAcceptLanguage(){
$lang = strtolower($_SERVER['HTTP_ACCEPT_LANGUAGE']);
if(in_array(substr($lang,0,5), array('zh-tw','zh_hk'))){
$lang = 'tc';
}elseif(in_array(substr($lang,0,5), array('zh-cn','zh-sg'))){
$lang = 'sc';
}else{
$lang = 'en';
}
return $lang;
}
} // class end
?>demo
<?php require "UserLang.class.php"; $obj = new UserLang('sitelang', 3600); echo $obj->get().'<br>'; ?>
This article explains how to get/set the language class of the user access page through php. For more related content, please pay attention to the php Chinese website.
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