zhphp framework (二十) httpRequest 类

<?php
/**
* Created by JetBrains PhpStorm.
* User: 张华
* Date: 14-3-8
* Time: 下午12:21
* QQ: 746502560@qq.com
* To change this template use File | Settings | File Templates.
*/
final class httpRequest {
/**
* 判断是否是get提交数据
* @return type
*/
public static  function isGet(){
return (strtolower($_SERVER['REQUEST_METHOD']) == 'get') ? true : false;
}
/**
* 获取get值
* @param type $key
* @return type
*/
public static function get($key){
if(self::isGet()){
$getVal=isset($_GET[$key])?$_GET[$key]:null;
unset($key);
$getVal=filterKword($getVal);
return addslashes($getVal);
}
}
/**
* 判断是否是post提交数据
* @return type
*/
public static  function isPost(){
return (strtolower($_SERVER['REQUEST_METHOD']) == 'post') ? true : false;
}
/**
* 获取post提交的数据
* @param type $data
*/
public static function post($data=array()){
if(self::isPost()){
$data=empty($data)?$_POST:$data;
foreach ( $data as $key => $value ){
if (get_magic_quotes_gpc()){
$value = htmlspecialchars( stripslashes((string)$value));
}else{
$value = htmlspecialchars( addslashes((string)$value) );
}
$data[$key]=$value;
}
return $data;
}
}

/**
* 判断是否是ajax
* @return boolean
*/
public static function isAjax(){
if ($_SERVER['HTTP_X_REQUESTED_WITH'] && strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) ==
'xmlhttprequest'){
return true;
}
}

/**
* url重定向
* @param null $url
* @param int $status
*/
public static  function redirect($url = null, $status = 302){
header('Status: ' . $status); #header头发送状态status信息为 302#
header('Location: ' . APP_URI.str_replace('&', '&', $url));
exit();
}
/**
* ajax返回
* @param unknown_type $ajaxReturnType  返回的类型  默认为 string  可选有 json
* @param unknown_type $ajaxReturnData  返回的数据  注意： 如果是xml 或者 json 那么数据必须是数组
*/
public static function ajaxReturn(&$ajaxReturnData = null,$ajaxReturnType = 'string'){
if ($ajaxReturnType == 'string'){
return $ajaxReturnData;
}elseif ($ajaxReturnType == 'json'){
foreach ($ajaxReturnData as $key => $value){
if (is_array($value)){
self::ajaxReturn( $value,'json');
}
$json_value = urlencode($value);
$jsonstr = json_encode($json_value);
$json = urldecode($jsonstr);
}
return $json;
}
}

/**
* 返回来路的url 可以做返回的链接
* @return string
*/
public  static function  http_referer(){
return htmlspecialchars($_SERVER['HTTP_REFERER']);
}

/**检测是否为指定来路
*
* @param $strDomain
* @return bool
*/
public static  function ValidateReferer($strDomain)
{
// Make domains
$strDomain = str_replace("www.", "", $strDomain);

// Check
if (strstr($_SERVER["HTTP_REFERER"], $strDomain))
{
return true;
}

return false;
}

/**
*  错误重定向页面
*/
public static    function  error(){

}

/**
* 获取url段
* @param $key
* @param $value
*/
public static function segment($segment=''){
$router=engine::load('router');
$module=$router->getModule();#获取模块
$control=ucfirst($$router->getControl());#获取控制器
$action=$router->getAction();#获取动作名
$module=empty($module)?null:$module;
$control=empty($control)?'index':$control;
$action=empty($action)?'index':$action;
if($segment == ''){
$segment=array($module,$control,$action);
}else{
switch ($segment){
case 'm': $segment=$module;break;
case 'c': $segment=$control;break;
case 'a': $segment=$action;break;
}
}
return $segment;
}

public static  function  addSession($key, $value)
{
$handler= config::readConfig('session','save_handler');
if($handler == 'file' || $handler == '' ){
$session=new fileSession();
$session->addSession($key, $value);
}else if($handler == 'mysql' || $handler == 'db'){
$session=new dbSession();
$session->addSession($key, $value);
}
unset($session);
}

public static  function  setSession($key, $value)
{
$handler= config::readConfig('session','save_handler');
if($handler == 'file' || $handler == '' ){
$session=new fileSession();
$session->setSession($key, $value);
}else if($handler == 'mysql' || $handler == 'db'){
$session=new dbSession();
$session->setSession($key, $value);
}
unset($session);
}

public static  function  getSession($key)
{
$session_val='';
$handler= config::readConfig('session','save_handler');
if($handler == 'file' || $handler == '' ){
$session=new fileSession();
$session_val=$session->getSession($key);
}else if($handler == 'mysql' || $handler == 'db'){
$session=new dbSession();
$session_val=$session->getSession($key);
}
unset($session);
return $session_val;
}

public static  function  getAllSession()
{
$session_val=array();
$handler= config::readConfig('session','save_handler');
if($handler == 'file' || $handler == '' ){
$session=new fileSession();
$session_val=$session->getAllSession();
}else if($handler == 'mysql' || $handler == 'db'){
$session=new dbSession();
$session_val=$session->getAllSession();
}
unset($session);
return $session_val;
}

public static  function  unsetSession($key)
{
$session_val=array();
$handler= config::readConfig('session','save_handler');
if($handler == 'file' || $handler == '' ){
$session=new fileSession();
$session_val=$session->unsetSession($key);
}else if($handler == 'mysql' || $handler == 'db'){
$session=new dbSession();
$session_val=$session->unsetSession($key);
}
unset($session);
}

public static  function  unsetAllSession()
{
$handler= config::readConfig('session','save_handler');
if($handler == 'file' || $handler == '' ){
$session=new fileSession();
$session_val=$session->unsetAllSession();
}else if($handler == 'mysql' || $handler == 'db'){
$session=new dbSession();
$session_val=$session->unsetAllSession();
}
unset($session);
}
public static   function  addCookie($cookie_name, $value){
return cookie::addCookie($cookie_name, $value);
}
public  static  function setCookie($cookie_name, $value){
return cookie::setCookie($cookie_name, $value);
}
public static  function  getCookie($cookie_name){
return cookie::getCookie($cookie_name);
}
public  static  function getAllCookie(){
return cookie::getAllCookie();
}
public  static  function  unsetCookie($cookie_names){
return cookie::unsetCookie($cookie_names);
}
public static  function unsetAllCookie(){
return cookie::unsetAllCookie();
}
}