index.php
<?php include './Request.php';
include './Response.php';
//获取数据
$data=Request::getRequest();
$result=Response::sendResponse($data);
echo $result;
?>
Request.php <?php
class Request{
private static $method_type=array('get','post','put','delete','patch');
private static $FruitList=array(
1=>array('name'=>'apple','num'=>10),
2=>array('name'=>'grape','num'=>20),
3=>array('name'=>'orange','num'=>40),
4=>array('name'=>'banana','num'=>30),
5=>array('name'=>'peach','num'=>50),
6=>array('name'=>'mango','num'=>60)
);
public static function getRequest(){
$method=strtolower($_SERVER['REQUEST_METHOD']);
if(in_array($method,self::$method_type)){
$methodName=$method.'Data';
return self::$methodName($_REQUEST);
}
return false;
}
//get 查询
private static function getData($params){
$fruitId=(int)$params['fruit'];
if($fruitId>0){
return self::$FruitList[$fruitId];
}else{
return self::$FruitList;
}
}
//post 添加
private static function postData($params){
if(!empty($params['name'])){
$data['name']=$params['name'];
$data['num']=(int)$params['num'];
self::$FruitList[]=$data;
return self::$FruitList;
}else{
return false;
}
}
//put 更新水果信息(全部信息)
private static function putData($params){
$fruitId=(int)$params['fruit'];
if($fruitId==0){
return false;
}
$data=array();
if(!empty($params['name'] && isset($params['num']))){
$data['name']=$params['name'];
$data['num']=(int)$params['num'];
self::$FruitList['fruitId']=$data;
return self::$FruitList;
}else{
return false;
}
}
//patch 更新水果部分信息
private static function patchData($params){
$fruitId=(int)$params['fruit'];
if($fruitId==0){
return false;
}
if(!empty($params['name'])){
self::$FruitList[$fruitId]['name']=$params['name'];
}
if(!isset($params['num'])){
self::$FruitList[$fruitId]['num']=(int)$params['num'];
}
return self::$FruitList;
}
//delete 删除
private static function deleteData($params)
{
$fruitId = (int)$params['fruit'];
if($fruitId==0){
return false;
}
unset(self::$FruitList[$fruitId]);
return self::$FruitList;
}
}
?> Response.php
<?php
class Response{
const HTTP_VERSION="HTTP/1.1";
public static function sendResponse($data){
if($data){
$code=200;
$message='ok';
}else{
$code=404;
$data=array('error'=>'Not Found');
$message='Not Found';
}
//output
header(self::HTTP_VERSION."".$code."".$message);
$content_type=isset($_SERVER['CONTENT_TYPE'])?$_SERVER['CONTENT_TYPE']:$_SERVER['HTTP_ACCEPT'];
if(strpos($content_type,'application/json')!==false){
return self::encodeJSON($data);
}else if(strpos($content_type,'application/xml')!==false){
return self::encodeXml($data);
}else{
return self::encodeHtml($data);
}
}
//json
private static function encodeJson($responseData){
header("Content-Type:application/json");
return json_encode($responseData);
}
//xml
private static function encodeXml($params){
header("Content-Type:application/xml");
$xml=new SimpleXMLElement('<?xml version="1.0"?><fruit></fruit>');
foreach ($params as $key =>$value) {
if(is_array($value)){
foreach($value as $k =>$v){
$xml->addChild($k,$v);
}
}else{
$xml->addChild($key,$value);
}
}
return $xml->asXML();
}
//html
private static function encodeHtml($responseData){
header("Content-Type:text/html");
$html="<table border='1'>";
foreach ($responseData as $key =>$value){
$html.="<tr>";
if(is_array($value)){
foreach($value as $k =>$v){
$html.="<td>".$k."</td><td>".$v."</td>";
}
}else{
$html.="<td>".$key."</td><td>".$value."</td>";
}
$html="<tr>";
}
$html="</table>";
return $html;
}
}
?>