APP 接口开发及读取静态缓存，app读取静态缓存_PHP教程

APP 接口开发及读取静态缓存，app读取静态缓存

 1 php
 2 /**
 3  * Description: App 接口
 4  * Create date:2015-10-19 13:36
 5  * Author: zhaoyingnan
 6  **/
 7 class Response
 8 {
 9     /**
10      * 综合方式
11      * @author  zhaoyingnan 2015-10-19 11:24
12      * @param   int         $iCode  状态码
13      * @param   string      $sMsg   提示信息                                                                                                                                                 
14      * @param   mix         $mixData    data
15      * @param   string      $sType  接口返回类型
16      * @return  string
17      **/
18     static function show($iCode, $sMsg = '', $mixData = '', $sType = 'json')
19     {   
20         if(!is_numeric($iCode))
21             return ''; 
22         $arData =   array(
23             'code'      =>  $iCode,
24             'message'   =>  $sMsg,
25             'data'      =>  $mixData
26         );  
27         switch($sType)
28         {   
29         case 'array':
30             echo '
';
31             print_r($arData);
32             echo '
';
33             break;
34         case 'xml':
35             self::xml($arData);
36             break;
37         default:
38             self::json($arData);
39         }   
40     }   
41 
42     /** 
43      * json
44      * @author  zhaoyingnan 2015-10-19 10:21
45      * @param   array       $arData
46      * @return  string  
47      **/
48     private function json($arData= array())
49     {   
50         exit(json_encode($arData));
51     }  
52 
53     /**
54      * xml
55      * @author  zhaoyingnan 2015-10-19 10:21
56      * @param   array       $arData
57      * @return  string  
58      **/
59     private function xml($arData = array())
60     {
61         header('Content-Type:text/xml');
62         $sXml   =   '';
63         $sXml   .=  "\n";
64         $sXml   .=  "\n";
65         $sXml   .=  self::xmlEncode($arData);
66         $sXml   .=  "\n";
67         exit($sXml);
68     }
69 
70     /**
71      * xml encode
72      * @author  zhaoyingnan 2015-10-19 11:10
73      * @param   array       $arData
74      * @return  string  
75      **/
76     private function xmlEncode($arData = array())
77     {
78         if(!$arData)
79             return '';
80         $sXml = $sAttr= '';
81         foreach($arData as $mKey => $mVal)
82         {
83             if(is_numeric($mKey))
84             {
85                 $sAttr  =   " id='{$mKey}'";
86                 $mKey   =   'item';
87             }
88             $sXml   .=  is_array($mVal) ? self::xmlEncode($mVal) : "$mKey