微信公众号接口类(PHP版本)

【项目需求】

通过微信提供的接口，实现微信公众号与后端的应用程序数据交互、消息响应等功能。

 

【项目疑难点】

 

• 理解接口工作方式，统一接口API，响应速度、安全性等

 

【代码举例】

 

WeixinApi.class.php  微信公众号接口基类

 

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1. <?php  
2. /** 
3.  * 微信API 公用方法 
4.  *  
5.  * PHP version 5 
6.  *  
7.  * @category    Lib 
8.  * @package     COM 
9.  * @subpackage  GZNC 
10.  * @author      zhongyiwen 
11.  * @version     SVN: $Id: WeixinApi.class.php 10 2013-10-08 01:34:05Z zhongyw $ 
12.  */  
13.   
14. /** 
15.  * 错误代码 
16.  */  
17. define(\'WXAPI_ERR_CONFIG\', 1001); // 配置错误  
18. define(\'WXAPI_ERR_HTTP\', 1002); // 请求失败  
19. define(\'WXAPI_ERR_LOGIN\', 1003); // 登录失败  
20. define(\'WXAPI_ERR_FETCH_DATA\', 1004); // 获取数据失败  
21. define(\'WXAPI_ERR_MISS_RESPONSE\', 1005); // 缺少响应  
22. define(\'WXAPI_ERR_BAD_SIGNATURE\', 1006); // 签名校验失败  
23. define(\'WXAPI_ERR_BAD_DECRYPT\', 1007); // 消息解密失败  
24. define(\'WXAPI_ERR_BAD_ENCRYPT\', 1008); // 消息加密失败  
25. define(\'WXAPI_ERR_ACCESS_TOKEN\', 1009); // access token凭证错误  
26.   
27. /** 
28.  * 日志级别 
29.  */  
30. define(\'WXAPI_LOG_EMERG\', \'EMERG\');  // 严重错误: 导致系统崩溃无法使用  
31. define(\'WXAPI_LOG_ALERT\', \'ALERT\');  // 警戒性错误: 必须被立即修改的错误  
32. define(\'WXAPI_LOG_CRIT\', \'CRIT\');  // 临界值错误: 超过临界值的错误，例如一天24小时，而输入的是25小时这样  
33. define(\'WXAPI_LOG_ERR\', \'ERR\');  // 一般错误: 一般性错误  
34. define(\'WXAPI_LOG_WARN\', \'WARN\');  // 警告性错误: 需要发出警告的错误  
35. define(\'WXAPI_LOG_NOTICE\', \'NOTIC\');  // 通知: 程序可以运行但是还不够完美的错误  
36. define(\'WXAPI_LOG_INFO\', \'INFO\');  // 信息: 程序输出信息  
37. define(\'WXAPI_LOG_DEBUG\', \'DEBUG\');  // 调试: 调试信息  
38. define(\'WXAPI_LOG_EXCEPTION\', \'EXCEPTION\'); // 异常信息  
39.   
40. /** 
41.  * 微信接口默认常量值 
42.  */  
43. define(\'WXAPI_ACCESS_TOKEN_EXPIRE\', 7100); // access token有效时间，设置比微信默认有效时间7200秒小，避免出现过期错误  
44. define(\'WXAPI_ACCESS_TOKEN_LIMIT\', 2000); // access token每日限制次数  
45. define(\'WXAPI_JSAPI_TICKET_EXPIRE\', 7100); // jsapi ticket有效时间，单位秒  
46. define(\'WXAPI_JSAPI_TICKET_LIMIT\', 2000); // jsapi ticket每日限制次数  
47. define(\'WXAPI_QRCODE_MIN_SCENE\', 1); // 二维码场景值最小值  
48. define(\'WXAPI_QRCODE_MAX_SCENE\', 2147483647); // 二维码场景值最大值, 32位非0整型  
49. define(\'WXAPI_QRCODE_MAX_LIMIT_SCENE\', 100000); // 永久二维码场景值最大值  
50. define(\'WXAPI_QRCODE_EXPIRE\', 1800); // 临时二维码有效时间，单位秒  
51. define(\'WXAPI_GROUP_MIN_CUSTOM_ID\', 100); // 用户自定义用户组起始id值  
52.   
53. /** 
54.  * 微信暗语 
55.  */  
56. define(\'WXAPI_ARGOT_WHO_AM_I\', \'show me your name\'); // 显示当前4susername  
57. define(\'WXAPI_ARGOT_DESTORY_SESSION\', \'let me out\'); // 清除当前用户session  
58.   
59. class WeixinApi{  
60.     /** 
61.      * 实例化对象 
62.      *  
63.      * @var array 
64.      */  
65.     protected static $_instance = array();  
66.       
67.   
68.     /** 
69.      * 是否启用缓存 
70.      * @var bool 
71.      */  
72.     protected $_cache = false;  
73.       
74.     /** 
75.      * 是否启用调试 
76.      * @var bool 
77.      */  
78.     protected $_debug = false;  
79.       
80.     /** 
81.      * 配置对象实例 
82.      * @var object 
83.      */  
84.     public $Config;  
85.       
86.     /** 
87.      * 错误信息 
88.      * @var string 
89.      */  
90.     protected $_error = NULL;  
91.       
92.     public function __construct($Config=NULL){  
93.         $this->Config = is_object($Config)?$Config:self::instance(\'WeixinApi_Config\');  
94.         $this->_cache = $this->Config->Cache;  
95.     }  
96.       
97.     /** 
98.      * 取得对象实例 支持调用类的静态方法 
99.      * @param string $class 对象类名 
100.      * @param string $method 类的静态方法名 
101.      * @return object 
102.      */  
103.     public static function instance($class,$args=array()) {  
104.         $identify   =   $class.md5(serialize($args));  
105.         if(!isset(WeixinApi::$_instance[$identify])) {  
106.             if(!class_exists($class)){  
107.                 require $class . ".class.php";  
108.             }  
109.       
110.             if(class_exists($class)){  
111.                 $arg_str = \'\';  
112.                 if($args && is_array($args)){  
113.                     foreach ($args as $i=>$arg){  
114.                         /* 
115.                         if(is_object($arg) || is_array($arg)){ 
116.                             return WeixinApi::throw_exception( 
117.                                     "Cann\'t init class $class instanse with object argument" 
118.                                     , WXAPI_ERR_CONFIG 
119.                                     , array(\'class\' => $class, \'args\' => $args) 
120.                                     , __FILE__, __LINE); 
121.                         }else{ 
122.                             $arg_str = "\'" . implode("\', \'", array_map(\'addslashes\', $args)) . "\'"; 
123.                         }*/  
124.                           
125.                         if(is_object($arg) || is_array($arg)){  
126.                             $arg_param_name = \'arg_param\' . $i;  
127.                             $$arg_param_name = $arg;  
128.                             $arg_str .= ", \${$arg_param_name}";  
129.                         }else{  
130.                             $arg_str .= ", \'" . addcslashes($arg, "\'") . "\'";  
131.                         }  
132.                     }  
133.                       
134.                     if($arg_str){  
135.                         $arg_str = substr($arg_str, 2);  
136.                     }  
137.                       
138.                 }elseif($args && is_object($args)){  
139.                     /* 
140.                     return WeixinApi::throw_exception( 
141.                             "Cann\'t init class $class instanse with object argument" 
142.                             , WXAPI_ERR_CONFIG 
143.                             , array(\'class\' => $class, \'args\' => $args) 
144.                             , __FILE__, __LINE); 
145.                     */  
146.                     $arg_param_name = \'arg_param\';  
147.                     $$arg_param_name = $args;  
148.                     $arg_str = "\${$arg_param_name}";  
149.                       
150.                 }elseif($args){  
151.                     $arg_str = "\'" . addcslashes($args, "\'") . "\'";  
152.                 }  
153.                   
154.                 $code = "return new " . $class . "(" . $arg_str . ");";  
155.                 $o = eval($code);  
156.                   
157.                 if(!$o){  
158.                     return WeixinApi::throw_exception(  
159.                              "Cann\'t init class instanse: $class"  
160.                             , WXAPI_ERR_CONFIG  
161.                             , array(\'class\' => $class, \'args\' => $args)  
162.                             , __FILE__, __LINE);  
163.                 }  
164.                 WeixinApi::$_instance[$identify] = $o;  
165.             }  
166.             else{  
167.                 return WeixinApi::throw_exception(  
168.                          "Cann\'t found class: $class file."  
169.                         , WXAPI_ERR_CONFIG  
170.                         , array(\'class\' => $class, \'args\' => $args)  
171.                         , __FILE__, __LINE__);  
172.             }  
173.         }  
174.         return self::$_instance[$identify];  
175.     }  
176.       
177.     public static function throw_exception($message, $code=NULL, $data=NULL, $file=NULL, $line=NULL){  
178.         if(!class_exists(\'WeixinApi_Exception\')){  
179.             require \'WeixinApi_Exception.class.php\';  
180.         }  
181.   
182.         // 只有配置错误才再次抛出异常  
183.         //if($code==WXAPI_ERR_CONFIG){  
184.             throw new WeixinApi_Exception($message, $code, $data, $file, $line);  
185.         //}else{  
186.         //  return false;  
187.         //}  
188.     }  
189.       
190.     protected function _throw_exception($message, $code=NULL, $data=NULL, $file=NULL, $line=NULL){  
191.         try{  
192.             WeixinApi::throw_exception($message, $code, $data, $file, $line);  
193.         }catch(Exception $e){  
194.             //$this->_error = $e->getMessage();  
195.             $this->_setError($e->getMessage());  
196.             $this->_log($e->__toString(), WXAPI_LOG_ERR);  
197.               
198.             // 只有配置错误才再次抛出异常  
199.             if($code==WXAPI_ERR_CONFIG){  
200.                 throw $e;  
201.             }else{  
202.                 return false;  
203.             }  
204.         }  
205.     }  
206.   
207.     public function getError(){  
208.         return is_array($this->_error)?implode(\',\', $this->_error):$this->_error;  
209.     }  
210.       
211.     /** 
212.      * 设置错误信息 
213.      * @param string $error 
214.      */  
215.     protected function _setError($error){  
216.         $this->_error[] = $error;  
217.     }  
218.       
219.     public function __get($n){  
220.         if(isset($this->$n)){  
221.             return $this->$n;  
222.         }else if(in_array($n, array(\'Http\', \'Cache\', \'Log\'))){  
223.             if(\'Http\'==$n && !$this->Config->$n){  
224.                 return $this->_throw_exception("$n is not setted in your config"  
225.                         , WXAPI_ERR_CONFIG  
226.                         , array(\'class\'=>$n)  
227.                         , __FILE__, __LINE__  
228.                 );  
229.             }elseif(!$this->Config->$n){  
230.                 // Do Nothing  
231.                 // Disabled Cache or Log  
232.                 return false;  
233.             }  
234.               
235.             if(is_object($this->Config->$n)){  
236.                 return $this->Config->$n;  
237.             }elseif(is_array($this->Config->$n)){  
238.                 list($callback, $params) = $this->Config->$n;  
239.                 if(!is_array($params)){  
240.                     $params = array($params);  
241.                 }  
242.                 return call_user_func_array($callback, $params);  
243.             }else{  
244.                 return $this->$n = WeixinApi::instance($this->Config->$n);  
245.             }  
246.         }else{  
247.             return false;  
248.         }  
249.     }  
250.       
251.     protected function _check_http_url($url){  
252.         if(strcasecmp(\'http\', substr($url, 0, 4))){  
253.             $url = $this->Config->ApiGateway . $url;  
254.         }  
255.           
256.         return $url;  
257.     }  
258.       
259.     protected function _check_http_ssl($url){  
260.         if(!strcasecmp(\'https://\', substr($url, 0, 8))){  
261.             $this->Http->setSsl();  
262.               
263.             // 指定ssl v3  
264.             // 2014.09.05 zhongyw 微信API不能指定用ssl v3版本  
265.             //$this->Http->setOpt(CURLOPT_SSLVERSION, 3);  
266.               
267.             // 指定TLS  
268.             // 2014.10.31 zhongyw   
269.             // 微信公众平台将关闭掉SSLv2、SSLv3版本支持，不再支持部分使用SSLv2、 SSLv3或更低版本的客户端调用。请仍在使用这些版本的开发者于11月30日前尽快修复升级。  
270.             defined(\'CURL_SSLVERSION_TLSv1\') || define(\'CURL_SSLVERSION_TLSv1\', 1); // 兼容PHP<=5.3  
271.             $this->Http->setOpt(CURLOPT_SSLVERSION, CURL_SSLVERSION_TLSv1);  
272.         }  
273.           
274.         return $url;  
275.     }  
276.       
277.     protected function _check_http_data($data){  
278.         return $data;  
279.     }  
280.       
281.     /** 
282.      * 发送GET请求 
283.      *  
284.      * @param string $url   链接 
285.      * @param string|array $data    参数 
286.      * @param bool $check   是否检查链接和参数 
287.      * @return string 
288.      */  
289.     public function get($url, $data = null, $check=true) {  
290.         if ($check) {  
291.             $url = $this->_check_http_url ( $url );  
292.             $url = $this->_check_http_ssl ( $url );  
293.             $data = $this->_check_http_data ( $data );  
294.         }  
295.           
296.         if(!($return = $this->Http->get($url, $data)) && ($error=$this->Http->getError())){  
297.             return $this->_throw_exception(  
298.                       $error  
299.                     , WXAPI_ERR_HTTP  
300.                     , array(\'url\' => $url, \'data\' => $data, \'method\' => \'get\', \'response\' => $return)   
301.                     , __FILE__, __LINE__);  
302.         }  
303.           
304.   
305.         return $return;  
306.     }  
307.       
308.     /** 
309.      * 发送POST请求 
310.      * 
311.      * @param string $url   链接 
312.      * @param array $data   参数 
313.      * @param bool $check   是否检查链接和参数 
314.      * @return string 
315.      */  
316.     public function post($url, $data, $check=true) {  
317.         if ($check) {  
318.             $url = $this->_check_http_url ( $url );  
319.             $url = $this->_check_http_ssl ( $url );  
320.             $data = $this->_check_http_data ( $data );  
321.         }  
322.           
323.         // 使用plainPost  
324.         if(!($return = $this->Http->plainPost($url, $data)) && ($error=$this->Http->getError())){  
325.             return $this->_throw_exception(  
326.                       $error  
327.                     , WXAPI_ERR_HTTP  
328.                     , array(\'url\' => $url, \'data\' => $data, \'method\' => \'post\', \'response\' => $return)   
329.                     , __FILE__, __LINE__);  
330.         }  
331.       
332.         return $return;  
333.     }  
334.       
335.     public function setHttpOption($opt, $val=NULL){  
336.         if(!$opt){  
337.             return false;  
338.         }  
339.       
340.         $options = array();  
341.         if(!is_array($opt)){  
342.             $options = array($opt=>$val);  
343.         }else{  
344.             $options = $opt;  
345.         }  
346.           
347.         foreach($options as $opt=>$val){  
348.             $this->Http->setOpt(constant($opt), $val);  
349.         }  
350.     }  
351.       
352.     /** 
353.      * 运行回调函数 
354.      *  
355.      * 回调函数支持以下几种格式： 
356.      * 1、直接函数：funcname，或带参数：array(funcname, params) 
357.      * 2、静态方法：array(array(\'WeixinApi\', \'methodname\'), params) 
358.      * 3、对象方法：array(Object, \'methodname\') 或  array(array(Object, \'methodname\'), params) 
359.      * 4、二次回调，如： 
360.      * array(array( 
361.               array(array(\'WeixinApi\', \'instance\'), \'S4WeixinResponse\') 
362.                     , \'run\') 
363.             , \'\') 
364.              
365.             可以先调用Runder::instance()初始化S4Web实例后，再调用S4Web->apiglog_save()方法执行回调 
366.      *  
367.      * @param mixed $callback 回调函数 
368.      * @param array $extra_params 回调参数 
369.      * @return mixed 
370.      */  
371.     protected function _run_callback($callback, $extra_params=array(), &$callbackObject=NULL) {  
372.         $extra_params = is_array ( $extra_params ) ? $extra_params : ($extra_params ? array (  
373.                 $extra_params   
374.         ) : array ());  
375.           
376.         $params = $extra_params;  
377.           
378.         if(is_object($callback)){  
379.             return $this->_throw_exception(  
380.                     "Object callback must set method"  
381.                     , SCRIPT_ERR_CONFIG  
382.                     , array(\'callback\'=>$callback)  
383.                     , __FILE__, __LINE__  
384.             );  
385.         }  
386.         else if (is_array ( $callback )) {  
387.             $func = $callback [0];  
388.             if (! empty ( $callback [1] )) {  
389.                 if (is_array ( $callback [1] )) {  
390.                     $params = array_merge ( $extra_params, $callback [1] );  
391.                 } else {  
392.                     $params [] = $callback [1];  
393.                 }  
394.             }  
395.               
396.             if (is_object ( $func )) {  
397.                 $callbackObject = $func;  
398.                 // 注意：此处不需要传$params作为参数  
399.                 return call_user_method_array ( $callback [1], $callback [0], $extra_params );  
400.             } elseif (is_object ( $callback [0] [0] )) {  
401.                 $callbackObject = $callback [0] [0];  
402.                 return call_user_method_array ( $callback [0] [1], $callback [0] [0], $params);  
403.             }  
404.         } else {  
405.             $func = $callback;  
406.         }  
407.           
408.         if(is_array($func) && is_array($func[0])){  
409.             $call = call_user_func_array($func[0][0], is_array($func[0][1])?$func[0][1]:array($func[0][1]));  
410.             if($call===false){  
411.                 return false;  
412.             }  
413.               
414.             $func = array($call, $func[1]);  
415.         }  
416.           
417.         if(is_array($func) && is_object($func[0])){  
418.             $callbackObject = $func[0];  
419.         }  
420.           
421.         return call_user_func_array ( $func, $params);  
422.     }  
423.       
424.     /** 
425.      * 是否缓存 
426.      * @param bool|int $cache true = 启用缓存，false = 不缓存，-1 = 重新生成缓存，3600 = 设置缓存时间为3600秒 
427.      * @return WeixinClient 
428.      */  
429.     public function cache($cache=true){  
430.         $this->_cache = $cache;  
431.         return $this;  
432.     }  
433.       
434.     public function debug($debug=true){  
435.         $this->_debug = $debug;  
436.         return $this;  
437.     }  
438.       
439.     /** 
440.      * 写入或者获取缓存 
441.      *  
442.      * @param string $cache_id 缓存id 
443.      * @param string $cache_data 缓存数据 
444.      * @param int $cache_expire 缓存时间 
445.      * @return mixed|boolean 
446.      */  
447.     protected function _cache($cache_id, $cache_data=NULL, $cache_expire=NULL){  
448.         if($this->Config->Cache){  
449.             // 保存缓存索引  
450.             if($cache_id && (!is_null($cache_data) && $cache_data!==false && $cache_expire!==false)  
451.             && $this->Config->CacheSaveIndex  
452.             && strcasecmp($cache_id, $this->Config->CacheSaveIndex)  
453.             ){  
454.                 $index_cache_id = $this->Config->CacheSaveIndex;  
455.                 $index_cache_expire = 315360000; // 永久保存: 3600*24*365*10  
456.                       
457.                 // 取已有的缓存  
458.                 if(!($index_cache_data=$this->_cache($index_cache_id))){  
459.                     $index_cache_data = array();  
460.                 }  
461.                   
462.                 // 删除已过期索引  
463.                 $now_time = time();  
464.                 foreach($index_cache_data as $k=>$d){  
465.                     if($d && $d[\'expire\'] && $d[\'created\'] && ($d[\'created\']+$d[\'expire\'])<$now_time){  
466.                         unset($index_cache_data[$k]);  
467.                     }  
468.                 }  
469.                       
470.                 $index_cache_data[$cache_id] = array(  
471.                         \'created\' => $now_time,  
472.                         \'expire\' => $cache_expire,  
473.                 );  
474.                       
475.                 //S4Web::debug_log("\$index_cache_id=$index_cache_id");  
476.                 //S4Web::debug_log("\$index_cache_data=" . print_r($index_cache_data, true));  
477.   
478.                 $succ = $this->_cache($index_cache_id, $index_cache_data, $index_cache_expire);  
479.                 $this->_log("Save cache id:  " . $cache_id . \' \' . ($succ?\'Succ\':\'Failed\') . \'!\', WXAPI_LOG_DEBUG);  
480.             }  
481.   
482.             return $this->_run_callback($this->Config->Cache, array($cache_id, $cache_data, $cache_expire));  
483.         }else{  
484.             return false;  
485.         }  
486.     }  
487.       
488.     protected function _cache_id($url, $data = NULL, $cache = NULL) {  
489.         if ($cache && $cache!==true && !is_numeric($cache)){  
490.             if(is_string ( $cache )) {  
491.                 $cache_id = $cache;  
492.             } elseif (is_array ( $cache ) && isset($cache[\'cache_id\'])) {  
493.                 $cache_id = $cache [\'cache_id\'];  
494.             } elseif (is_object ( $cache ) && isset($cache[\'cache_id\'])) {  
495.                 $cache_id = $cache->cache_id;  
496.             }  
497.               
498.             // 添加缓存前缀  
499.             /* 
500.              注：由ThinkPHP处理缓存添加前缀：C(\'DATA_CACHE_PREFIX\') 
501.             if($cache_id && $this->Config->CacheBin){ 
502.                 $cache_id = $this->Config->CacheBin . $cache_id; 
503.             }*/  
504.         }  
505.       
506.         if (!$cache_id) {  
507.             $param = \'\';  
508.             if ($data && is_array ( $data )) {  
509.                 $param .= http_build_query ( $data );  
510.             } else {  
511.                 $param .= $data;  
512.             }  
513.             $cache_id = md5 ( $this->Config->AppId . $url . $param );  
514.             //return $cache_id;  
515.         }  
516.   
517.         return $cache_id;  
518.     }  
519.       
520.     protected function _cache_expire($url, $data=NULL, $cache=NULL){  
521.         if(!$cache){  
522.             return 0;  
523.         }elseif(is_numeric($cache) && $cache>0){  
524.             $cache_expire = $cache;  
525.         }elseif (is_array($cache) && isset($cache[\'cache_expire\'])){  
526.             $cache_expire = $cache[\'cache_expire\'];  
527.         }elseif (is_object($cache) && isset($cache->cache_expire)){  
528.             $cache_expire = $cache->cache_expire;  
529.         }  
530.       
531.         return $cache_expire?$cache_expire:$this->Config->CacheExpire;  
532.     }  
533.       
534.     /** 
535.      * 判断是否强制刷新缓存 
536.      * @param unknown $url 
537.      * @param string $data 
538.      * @param string $cache 
539.      * @return bool 
540.      */  
541.     protected function _cache_refresh($url, $data=NULL, $cache=NULL){  
542.         $cache_refresh = false;  
543.           
544.         if ($cache && $cache!==true && !is_numeric($cache)){  
545.             if (is_array ( $cache ) && isset($cache[\'cache_refresh\'])) {  
546.                 $cache_refresh = $cache [\'cache_refresh\'];  
547.             } elseif (is_object ( $cache ) && isset($cache[\'cache_refresh\'])) {  
548.                 $cache_refresh = $cache->cache_refresh;  
549.             }  
550.         }  
551.           
552.         return $cache_refresh;  
553.     }  
554.       
555.     /** 
556.      * 写入日志 
557.      * @param string $message 
558.      * @param string $level 
559.      * @return boolean 
560.      */  
561.     protected function _log($message, $level=WXAPI_LOG_INFO){  
562.         if($this->Config->Log){  
563.             static $aLogLevelMaps = array(  
564.                     WXAPI_LOG_EMERG => 0,  
565.                     WXAPI_LOG_ALERT => 1,  
566.                     WXAPI_LOG_CRIT => 2,  
567.                     WXAPI_LOG_ERR => 3,  
568.                     WXAPI_LOG_WARN => 4,  
569.                     WXAPI_LOG_NOTICE => 5,  
570.                     WXAPI_LOG_INFO => 6,  
571.                     WXAPI_LOG_DEBUG => 7,  
572.             );  
573.               
574.             if($this->Config->LogLevel && $aLogLevelMaps[$level]>$aLogLevelMaps[$this->Config->LogLevel]){  
575.                 return false;  
576.             }  
577.               
578.             return $this->_run_callback($this->Config->Log, array($message, $level));  
579.         }else{  
580.             return false;  
581.         }  
582.     }  
583.       
584.       
585.     /** 
586.      * 写入支付日志 
587.      * @param string $message 
588.      * @param string $level 
589.      * @return boolean 
590.      */  
591.     protected function _logpay($message, $level=WXAPI_LOG_INFO){  
592.         if($this->Config->PayLog){  
593.             static $aLogLevelMaps = array(  
594.                     WXAPI_LOG_EMERG => 0,  
595.                     WXAPI_LOG_ALERT => 1,  
596.                     WXAPI_LOG_CRIT => 2,  
597.                     WXAPI_LOG_ERR => 3,  
598.                     WXAPI_LOG_WARN => 4,  
599.                     WXAPI_LOG_NOTICE => 5,  
600.                     WXAPI_LOG_INFO => 6,  
601.                     WXAPI_LOG_DEBUG => 7,  
602.             );  
603.       
604.             if($this->Config->PayLogLevel && $aLogLevelMaps[$level]>$aLogLevelMaps[$this->Config->PayLogLevel]){  
605.                 return false;  
606.             }  
607.       
608.             return $this->_run_callback($this->Config->PayLog, array($message, $level));  
609.         }else{  
610.             return false;  
611.         }  
612.     }  
613.       
614.     /** 
615.      * 判断是否微信媒体文件id 
616.      * @param string $mediaid 
617.      * @return boolean 
618.      */  
619.     protected function _isMediaId($mediaid){  
620.         // aSeyL8Ym_0mu3u1qeHixvCe54XU-b8teahDXHdYl1tOB_1mgyUxJgj0A8CJZRNzl  
621.         //return is_file($mediaid)?false:true;  
622.         if(preg_match(\'/\.[a-z0-9]{1,4}$/i\', $mediaid)){  
623.             return false;  
624.         }else{  
625.             return true;  
626.         }  
627.     }  
628.       
629.     /** 
630.      * 清空微信API所有缓存数据 
631.      *  
632.      * @return bool 
633.      */  
634.     public function clearCache(){  
635.   
636.         $this->_log("START Clear Cache...", WXAPI_LOG_INFO);  
637.         if(!$this->Config->Cache || !$this->Config->CacheSaveIndex){  
638.             $this->_log("Skipped, Cache or Save Cache index is disabled!", WXAPI_LOG_INFO);  
639.             return false;  
640.         }  
641.           
642.         // 取缓存的索引  
643.         $index_cache_id = $this->Config->CacheSaveIndex;  
644.         if(!($index_cache_data=$this->_cache($index_cache_id))){  
645.             $this->_log("Skipped, Cache Index is Empty!", WXAPI_LOG_INFO);  
646.             return false;  
647.         }  
648.           
649.         $clear_succ = true;  
650.           
651.         foreach($index_cache_data as $cache_id=>$d){  
652.             $succ = $this->_cache($cache_id, false, false);  
653.             $this->_log("Delete cache id: " . $cache_id . " " . ($succ?\'Succ\':\'Failed\') . \'!\', WXAPI_LOG_DEBUG);  
654.               
655.             $clear_succ = $succ && $clear_succ;  
656.         }  
657.           
658.         // 删除索引自身  
659.         $succ = $this->_cache($index_cache_id, false, false);  
660.         $clear_succ = $succ && $clear_succ;  
661.           
662.         $this->_log("Delete Index Cache Id: " . $index_cache_id . " " . ($succ?\'Succ\':\'Failed\') . \'!\', WXAPI_LOG_INFO);  
663.           
664.         $this->_log("END Clear Cache, "  . ($clear_succ?\'Succ\':\'Failed\') . \'!\', WXAPI_LOG_INFO);  
665.           
666.         return $clear_succ;  
667.     }  
668. }  

WeixinReceive.class.php  微信接口接收类

 

[php] view plain copy

1. <?php  
2. /** 
3.  * 微信API 接收接口 
4.  *  
5.  * PHP version 5 
6.  *  
7.  * @category    Lib 
8.  * @package     COM 
9.  * @subpackage  GZNC 
10.  * @author      zhongyiwen 
11.  * @version     SVN: $Id: WeixinReceive.class.php 10 2013-10-08 01:34:05Z zhongyw $ 
12.  */  
13.   
14. class WeixinReceive extends WeixinApi{  
15.     protected $_rawget = NULL;  
16.     protected $_rawpost = NULL;  
17.       
18.     protected $_postData = NULL;  
19.     protected $_getData = NULL;  
20.       
21.     protected $_postObj = NULL; // 兼容旧程序  
22.     protected $_getObj = NULL; // 兼容旧程序  
23.       
24.     protected $_responseMsg;  
25.     protected $_responseObj;  
26.       
27.     /** 
28.      * 消息体加密模式 
29.      * @var string 
30.      */  
31.     protected $_msgEncodingMode = NULL;  
32.       
33.     /** 
34.      * 消息加密私钥 
35.      * @var string 
36.      */  
37.     protected $_msgEncodingKey = NULL;  
38.       
39.     /** 
40.      * 原始加密消息 
41.      * @var string 
42.      */  
43.     protected $_msgEncrypt = NULL;  
44.       
45.     /** 
46.      * 解密后的消息原文 
47.      * @var string 
48.      */  
49.     protected $_msgDecrypt = NULL;  
50.       
51.     /** 
52.      * 解密后的消息数组 
53.      * @var array 
54.      */  
55.     protected $_msgData = NULL;  
56.       
57.       
58.       
59.     /** 
60.      * 检查消息签名 
61.      * @param object $getObj 
62.      * @return boolean 成功返回true，失败返回false 
63.      */  
64.     protected function _checkSignature($getData)  
65.     {  
66.         $signature = $getData[\'signature\'];  
67.         $timestamp = $getData[\'timestamp\'];  
68.         $nonce = $getData[\'nonce\'];  
69.       
70.         $token = $this->Config->AppToken;  
71.         $tmpArr = array($token, $timestamp, $nonce);  
72.         sort($tmpArr, SORT_STRING);  
73.         $tmpStr = implode( $tmpArr );  
74.         $tmpStr = sha1( $tmpStr );  
75.       
76.         if( $tmpStr == $signature ){  
77.             return true;  
78.         }else{  
79.             return false;  
80.         }  
81.     }  
82.       
83.     /** 
84.      * 判断消息加密模式 
85.      * @param object $getObj 
86.      * @param object $postObj 
87.      * @return string|false 
88.      */  
89.     protected function _checkEncodingMode($getData, $postData){  
90.         if(!is_null($this->_msgEncodingMode)){  
91.             return $this->_msgEncodingMode;  
92.         }  
93.           
94.         if(empty($getData[\'encrypt_type\']) || !strcasecmp($getData[\'encrypt_type\'], \'raw\')){  
95.             $this->_msgEncodingMode = WXAPI_APP_ENCODING_CLEAR;  
96.         }elseif(strlen($getData[\'msg_signature\']) && !strcasecmp($getData[\'encrypt_type\'], \'aes\')){  
97.             if(!empty($postData[\'MsgType\']) && !empty($postData[\'FromUserName\'])){  
98.                 $this->_msgEncodingMode =  WXAPI_APP_ENCODING_COMPAT;  
99.             }else{  
100.                 $this->_msgEncodingMode =  WXAPI_APP_ENCODING_SECURE;  
101.             }  
102.         }else{  
103.             $this->_msgEncodingMode = false;  
104.         }  
105.           
106.         return $this->_msgEncodingMode;  
107.     }  
108.       
109.     protected function _postData(){  
110.         if(!is_null($this->_postData)){  
111.             return $this->_postData;  
112.         }  
113.           
114.         $this->_rawpost = file_get_contents("php://input");  
115.           
116.         if(!empty($this->_rawpost)){  
117.             $postObj = simplexml_load_string(trim($this->_rawpost), \'SimpleXMLElement\', LIBXML_NOCDATA);  
118.               
119.             $this->_postData = WeixinApi_Kit::get_object_vars_final($postObj);  
120.               
121.             // 2015.3.3 zhongyw 必须从postData转为object  
122.             // simplexml_load_string()返回的为SimpleXMLElement Object，而不是stdClass Object,   
123.             // 用is_string($postObj->FromUserName)判断时会返回false  
124.             $this->_postObj = (object) $this->_postData; // 兼容旧程序  
125.         }else{  
126.             $this->_postData = false;  
127.             $this->_postObj = false;  
128.         }  
129.           
130.         return $this->_postData;  
131.           
132.     }  
133.       
134.     protected function _getData(){  
135.         if(!is_null($this->_getData)){  
136.             return $this->_getData;  
137.         }  
138.           
139.         $this->_rawget = $_GET;  
140.         if ($this->_rawget) {  
141.             $getData = array (  
142.                     \'signature\' => $_GET ["signature"],  
143.                     \'timestamp\' => $_GET ["timestamp"],  
144.                     \'nonce\' => $_GET ["nonce"]   
145.             );  
146.               
147.             if (isset ( $_GET [\'echostr\'] )) { $getData [\'echostr\'] = $_GET [\'echostr\']; }  
148.             if (isset ( $_GET [\'encrypt_type\'] )) { $getData [\'encrypt_type\'] = $_GET [\'encrypt_type\']; }  
149.             if (isset ( $_GET [\'msg_signature\'] )) { $getData [\'msg_signature\'] = $_GET [\'msg_signature\']; }  
150.               
151.             $this->_getData = $getData;  
152.               
153.             // 兼容旧程序  
154.             $this->_getObj = ( object ) $getData;  
155.         }else{  
156.             $this->_getData = false;  
157.               
158.             $this->_getObj = false;  
159.         }  
160.           
161.         return $this->_getData;  
162.     }  
163.       
164.     /** 
165.      * 运行接收 
166.      * @param mixed $responseObj 响应对象，可以传回调函数 
167.      */  
168.     public function run($responseObj=NULL){  
169.         $request_url = WeixinApi_Kit::get_request_url();  
170.         $client_ip = WeixinApi_Kit::get_client_ip();  
171.           
172.         $this->_log("--------------------------------------------------------");  
173.         $this->_log("Received new request from {$client_ip}", WXAPI_LOG_INFO);  
174.         $this->_log("Request URL: {$request_url}", WXAPI_LOG_INFO);  
175.           
176.         $this->_log("Get: " . print_r($_GET, true), WXAPI_LOG_DEBUG);  
177.         $this->_log("Post: " . print_r($_POST, true), WXAPI_LOG_DEBUG);  
178.           
179.         $getData = $this->_getData();  
180.           
181.         // 验证签名  
182.         if(!$getData || !$this->_checkSignature($getData)){  
183.             // invalid request  
184.             // log it? or do other things  
185.             $this->_log("Bad Request, Check Signature Failed!", WXAPI_LOG_ERR);  
186.             return false;  
187.         }  
188.           
189.         $postData = $this->_postData();  
190.           
191.         // 消息体是否为空？  
192.         if(false==$postData){  
193.             $this->_log("Msg Body is Empty!", WXAPI_LOG_ERR);  
194.             return false;  
195.         }  
196.           
197.         $this->_log ( "rawPost: " . $this->_rawpost, WXAPI_LOG_DEBUG );  
198.         $this->_log ( "postData: " . print_r ( $postData, true ), WXAPI_LOG_DEBUG );  
199.           
200.         // 判断消息加密模式  
201.         $encodingMode = $this->_checkEncodingMode($getData, $postData);  
202.         if(false==$encodingMode){  
203.             $this->_log("Check Msg Encoding Mode Failed!", WXAPI_LOG_ERR);  
204.             return false;  
205.         }  
206.           
207.         $this->_log("MSG Encoding Mode is: " . $encodingMode, WXAPI_LOG_DEBUG);  
208.           
209.         // 解密消息  
210.         switch($encodingMode){  
211.             case WXAPI_APP_ENCODING_SECURE:  
212.                 if(false===$this->_decodeMessage()){  
213.                     $this->_log("Bad Request, Decode Message Failed!", WXAPI_LOG_ERR);  
214.                     return false;  
215.                 }else{  
216.                     $this->_log("Decode Message Succ!", WXAPI_LOG_INFO);  
217.                 }  
218.                 break;  
219.                   
220.             case WXAPI_APP_ENCODING_COMPAT:  
221.                 if(false===$this->_decodeMessage()){  
222.                     $this->_log("Decode Message Failed!", WXAPI_LOG_ERR);  
223.                 }else{  
224.                     $this->_log("Decode Message Succ!", WXAPI_LOG_INFO);  
225.                 }  
226.                   
227.                 break;  
228.                   
229.             default:  
230.                 // DO NOTHING  
231.                 break;  
232.         }  
233.   
234.         if (empty ( $responseObj )) {  
235.             $responseObj = $this->Config->Response;  
236.         }  
237.           
238.         // get response  
239.         $response = $this->_responseMsg = $this->_response ( $responseObj );  
240.           
241.         if ($response === false) {  
242.             $this->_log ( "No Reponse Sent!", WXAPI_LOG_INFO );  
243.               
244.             // save message  
245.             $this->_saveMessage ();  
246.               
247.             return false;  
248.         }  
249.           
250.         // echo response  
251.         echo $response;  
252.         flush ();  
253.           
254.         // log  
255.         $this->_log ( "Succ! Send Response: " . $response, WXAPI_LOG_INFO );  
256.           
257.         // save message  
258.         $this->_saveMessage ();  
259.           
260.         // save response  
261.         $this->_saveResponse ( $this->_responseObj );  
262.           
263.         return true;  
264.     }  
265.       
266.     protected function _response($responseObj){  
267.         if(is_object($responseObj)){  
268.             $callback = array($responseObj, \'run\');  
269.         }else{  
270.             $callback = $responseObj;  
271.         }  
272.           
273.         return $this->_run_callback($callback, array($this), $this->_responseObj);  
274.     }  
275.       
276.     /** 
277.      * 保存消息 
278.      * @return mixed|boolean 
279.      */  
280.     protected function _saveMessage(){  
281.         if($this->Config->SaveMessage){  
282.             return $this->_run_callback($this->Config->SaveMessage, array($this));  
283.         }else{  
284.             return false;  
285.         }  
286.     }  
287.       
288.     /** 
289.      * 保存回复 
290.      * @param mixed $responseObj 
291.      * @return mixed|boolean 
292.      */  
293.     protected function _saveResponse($responseObj){  
294.         if($this->Config->SaveResponse){  
295.             return $this->_run_callback($this->Config->SaveResponse, array($this, $responseObj));  
296.         }else{  
297.             return false;  
298.         }  
299.     }  
300.       
301.     public function __get($c){  
302.         if(substr($c, 0, 1)!=\'_\'){  
303.             if(in_array($c, array(\'Http\'))){  
304.                 return parent::__get($c);  
305.             }else{  
306.                 $n = \'_\' . $c;  
307.                 return $this->$n;  
308.             }  
309.         }  
310.     }  
311.       
312.     public function __isset($c){  
313.         if(substr($c, 0, 1)!=\'_\'){  
314.             if(in_array($c, array(\'Http\'))){  
315.                 return parent::__isset($c);  
316.             }else{  
317.                 $n = \'_\' . $c;  
318.                 return isset($this->$n);  
319.             }  
320.         }  
321.     }  
322.       
323.     /** 
324.      * 获取openid 
325.      * @return string 
326.      */  
327.     public function parse_openid(){  
328.         if(isset($this->_postObj->FromUserName) && !empty($this->_postObj->FromUserName)){  
329.             return $this->_postObj->FromUserName;  
330.         }else{  
331.             return null;  
332.         }  
333.     }  
334.       
335.     /** 
336.      * 对密文消息进行解密 
337.      * @param string $msg_encrypt 需要解密的密文 
338.      * @param string $encodingkey 加密私钥 
339.      * @return string|false 解密得到的明文，失败返回flase 
340.      */  
341.     protected function _decryptMsg($msg_encrypt, $encodingkey=NULL)  
342.     {  
343.         $AESKey = base64_decode(($encodingkey?$encodingkey:$this->Config->AppEncodingAESKey) . "=");  
344.       
345.         //使用BASE64对需要解密的字符串进行解码  
346.         $ciphertext_dec = base64_decode($msg_encrypt);  
347.       
348.         $module = mcrypt_module_open(MCRYPT_RIJNDAEL_128, \'\', MCRYPT_MODE_CBC, \'\');  
349.         if(false===$module){  
350.             return $this->_throw_exception(  
351.                     "Cann\'t open an encryption descriptor"  
352.                     , WXAPI_ERR_BAD_ENCRYPT  
353.                     , $msg_encrypt  
354.                     , __FILE__, __LINE__  
355.             );  
356.         }  
357.       
358.         $iv = substr($AESKey, 0, 16);  
359.         $init = mcrypt_generic_init($module, $AESKey, $iv);  
360.         if(false===$init){  
361.             return $this->_throw_exception(  
362.                     "Cann\'t initialize buffers for encryption"  
363.                     , WXAPI_ERR_BAD_ENCRYPT  
364.                     , array(\'msg_encrypt\' => $msg_encrypt, \'mcrypt_generic_init return\' => $init)  
365.                     , __FILE__, __LINE__  
366.             );  
367.         }elseif(-3==$init){  
368.             return $this->_throw_exception(  
369.                     "the key length was incorrect"  
370.                     , WXAPI_ERR_BAD_ENCRYPT  
371.                     , array(\'msg_encrypt\' => $msg_encrypt, \'mcrypt_generic_init return\' => $init)  
372.                     , __FILE__, __LINE__  
373.             );  
374.         }elseif(-4==$init){  
375.             return $this->_throw_exception(  
376.                     "there was a memory allocation problem"  
377.                     , WXAPI_ERR_BAD_ENCRYPT  
378.                     , array(\'msg_encrypt\' => $msg_encrypt, \'mcrypt_generic_init return\' => $init)  
379.                     , __FILE__, __LINE__  
380.             );  
381.         }elseif($init<0){  
382.             return $this->_throw_exception(  
383.                     "an unknown error occurred when initialize buffers for encryption"  
384.                     , WXAPI_ERR_BAD_ENCRYPT  
385.                     , array(\'msg_encrypt\' => $msg_encrypt, \'mcrypt_generic_init return\' => $init)  
386.                     , __FILE__, __LINE__  
387.             );  
388.         }  
389.       
390.         //解密  
391.         $decrypted = mdecrypt_generic($module, $ciphertext_dec);  
392.         mcrypt_generic_deinit($module);  
393.         mcrypt_module_close($module);  
394.           
395.         if(!$decrypted){  
396.             return "";  
397.         }  
398.               
399.         // 去除补位字符  
400.         $result = WeixinApi_Kit::pkcs7_decode( $decrypted, 32 );  
401.         // 去除16位随机字符串,网络字节序和AppId  
402.         if (strlen ( $result ) < 16){  
403.             return "";  
404.         }  
405.           
406.         $content = substr ( $result, 16, strlen ( $result ) );  
407.         $len_list = unpack ( "N", substr ( $content, 0, 4 ) );  
408.         $xml_len = $len_list [1];  
409.         $xml_content = substr ( $content, 4, $xml_len );  
410.       
411.         return $xml_content;  
412.     }  
413.       
414.     /** 
415.      * 返回微信发过来的加密消息 
416.      * @return string 
417.      */  
418.     protected function _getMsgEncrypt(){  
419.         if($this->_msgEncrypt){  
420.             return $this->_msgEncrypt;  
421.         }  
422.       
423.         if(!empty($this->_getData[\'echostr\'])){  
424.             $this->_msgEncrypt = $this->_getData[\'echostr\'];  
425.         }else{  
426.             $this->_msgEncrypt = $this->_postData[\'Encrypt\'];  
427.         }  
428.       
429.         return $this->_msgEncrypt;  
430.     }  
431.       
432.     protected function _msgData() {  
433.         if (! is_null ( $this->_msgData )) {  
434.             return $this->_msgData;  
435.         }  
436.       
437.         $this->_msgData = false;  
438.       
439.         $msg_encrypt = $this->_getMsgEncrypt ();  
440.         if ($msg_encrypt) {  
441.             if(!empty($this->_getData[\'echostr\'])){  
442.                 $this->_msgData = array();  
443.             }else{  
444.                 $xml_content = false;  
445.                   
446.                 $encodingkey = $this->Config->AppEncodingAESKey;  
447.                 if($encodingkey){  
448.                     $xml_content = $this->_decryptMsg ( $msg_encrypt, $encodingkey );  
449.                     if($xml_content){  
450.                         $this->_msgEncodingKey = $encodingkey;  
451.                         $this->_log("AES Key: Decode Succ! ", WXAPI_LOG_DEBUG);  
452.                     }else{  
453.                         $this->_log("AES Key: Decode Failed!", WXAPI_LOG_DEBUG);  
454.                     }  
455.                 }else{  
456.                     $this->_log("Encoding AES Key is empty", WXAPI_LOG_DEBUG);  
457.                 }  
458.                   
459.                 // 尝试旧密钥  
460.                 if(!$xml_content && ($encodingkey = $this->Config->AppEncodingOLDKey)){  
461.                     $xml_content = $this->_decryptMsg ( $msg_encrypt, $encodingkey );  
462.                       
463.                     $this->_log("Try to apply OLD Key", WXAPI_LOG_DEBUG);  
464.                       
465.                     if($xml_content){  
466.                         $this->_msgEncodingKey = $encodingkey;  
467.                         $this->_log("OLD Key: Decode Succ! ", WXAPI_LOG_DEBUG);  
468.                     }else{  
469.                         $this->_log("OLD Key: Decode Failed!", WXAPI_LOG_DEBUG);  
470.                     }  
471.                 }  
472.                   
473.                 if($xml_content){  
474.                     $this->_msgDecrypt = $xml_content;  
475.                       
476.                     import ( \'COM.GZNC.WeixinApi.WeixinApi_Kit\' );  
477.                     $postObj = simplexml_load_string ( $xml_content, \'SimpleXMLElement\', LIBXML_NOCDATA );  
478.                     $this->_msgData = WeixinApi_Kit::get_object_vars_final ( $postObj );  
479.                       
480.                     $this->_log(\'Decoded MSG XML: \' . $this->_msgDecrypt, WXAPI_LOG_DEBUG);  
481.                     $this->_log(\'Decoded MSG DATA: \' . print_r($this->_msgData, true), WXAPI_LOG_DEBUG);  
482.                 }  
483.             }  
484.         }  
485.           
486.         return $this->_msgData;  
487.     }  
488.       
489.     protected function _decodeMessage(){  
490.         if(false===$this->_msgData()){  
491.             return false;  
492.         }  
493.       
494.         // 兼容旧程序  
495.         $this->_postData = array_merge($this->_postData, $this->_msgData);  
496.         $this->_postObj = (object) $this->_postData;  
497.       
498.         return true;  
499.     }  
500.       
501.       
502. }  

WeixinResponse.class.php  微信接口响应类

 

[php] view plain copy

1. <?php  
2. /** 
3.  * 微信API 响应接口 
4.  *  
5.  * PHP version 5 
6.  *  
7.  * @category    Lib 
8.  * @package     COM 
9.  * @subpackage  GZNC 
10.  * @author      zhongyiwen 
11.  * @version     SVN: $Id: WeixinResponse.class.php 10 2013-10-08 01:34:05Z zhongyw $ 
12.  */  
13.   
14. class WeixinResponse extends WeixinApi{  
15.     const AS_ECHO = \'ECHO\'; // ECHO消息  
16.     const AS_EMPTY = \'EMPTY\'; // 空消息  
17.     const AS_COMMAND = \'COMMAND\'; // 指令消息  
18.     const AS_SUBSCRIBE = \'SUBSCRIBE\'; // 订阅消息  
19.     const AS_UNSUBSCRIBE = \'UNSUBSCRIBE\'; // 取消订阅消息  
20.     const AS_SCAN = \'SCAN\'; // 扫描消息  
21.     const AS_CLICK = \'CLICK\'; // 点击菜单拉取消息事件  
22.     const AS_VIEW = \'VIEW\'; // 点击菜单跳转链接事件  
23.     const AS_SCANCODE_PUSH = \'SCANCODE_PUSH\'; // 扫码推事件  
24.     const AS_SCANCODE_WAITMSG = \'AS_SCANCODE_WAITMSG\'; // 扫码推事件且弹出“消息接收中”提示框  
25.     const AS_PIC_SYSPHOTO = \'pic_sysphoto\'; // 弹出系统拍照发图  
26.     const AS_PIC_PHOTO_OR_ALBUM = \'PIC_PHOTO_OR_ALBUM\'; // 弹出拍照或者相册发图  
27.     const AS_PIC_WEIXIN = \'pic_weixin\'; // 弹出微信相册发图器  
28.     const AS_LOCATION_SELECT = \'location_select\'; // 弹出地理位置选择器  
29.     const AS_LOCATION = \'LOCATION\'; // 地理位置消息  
30.     const AS_MESSAGE = \'MESSAGE\'; // 普通消息  
31.     const AS_MASSSENDJOBFINISH = \'MASSSENDJOBFINISH\'; // 群发消息  
32.     const AS_TEMPLATESENDJOBFINISH = \'TEMPLATESENDJOBFINISH\'; // 模板消息  
33.       
34.     const AS_UNKNOWN = \'UNKNOWN\'; // 未知消息  
35.       
36.     protected $_responseType; // 响应类型，对应上面的常量  
37.     protected $_responseKey; // 响应值，如菜单点击，值为菜单Key  
38.     protected $_responseContent; // 响应的原始数据  
39.     protected $_responseMessage; // 响应输出消息数据（数组）  
40.     protected $_responseMedia; // 响应输出的媒体文件  
41.   
42.     /** 
43.      * 运行 
44.      * @param object $receiveObj 接收对象 
45.      */  
46.     public function run($receiveObj){  
47.         try{  
48.             return $this->_dispatchResponse($receiveObj);  
49.         }catch (Exception $e){  
50.             return false;  
51.         }  
52.     }  
53.       
54.     /** 
55.      * 分发响应 
56.      * 判断响应类型，并返回相应的响应内容 
57.      * @param object $receiveObj 接收对象 
58.      */  
59.     protected function _dispatchResponse($receiveObj){  
60.         // 可以直接判定消息类别，不需要依赖外部配置数据  
61.         if($this->_isEcho($receiveObj)){  
62.             $this->_responseType = WeixinResponse::AS_ECHO;  
63.             $this->_responseKey = \'\';  
64.             $this->_responseContent = $this->_responseEcho($receiveObj);  
65.             $msgFormat = \'raw\';  
66.         }elseif($this->_isEmpty($receiveObj)){  
67.             $this->_responseType = WeixinResponse::AS_EMPTY;  
68.             $this->_responseKey = \'\';  
69.             $this->_responseContent = $this->_responseEmpty($receiveObj);  
70.             $msgFormat = \'raw\';  
71.         }elseif(($key=$this->_isView($receiveObj))){  
72.             $this->_responseType = WeixinResponse::AS_VIEW;  
73.             $this->_responseKey = $key===true?\'\':$key;  
74.             $this->_responseContent = $this->_responseView($receiveObj);  
75.             $msgFormat = \'xml\';  
76.         }  
77.           
78.         // 事件，需要加载外部配置数据  
79.         // 注意：要先判断订阅事件，避免缓存误判  
80.         elseif(($key=$this->_isSubscribe($receiveObj))){  
81.             $this->_responseType = WeixinResponse::AS_SUBSCRIBE;  
82.             $this->_responseKey = $key===true?\'\':$key;  
83.             $this->_responseContent = $this->_responseSubscribe($receiveObj);  
84.             $msgFormat = \'xml\';  
85.         }elseif(($key=$this->_isUnsubscribe($receiveObj))){  
86.             $this->_responseType = WeixinResponse::AS_UNSUBSCRIBE;  
87.             $this->_responseKey = $key===true?\'\':$key;  
88.             $this->_responseContent = $this->_responseUnsubscribe($receiveObj);  
89.             $msgFormat = \'xml\';  
90.         }elseif(($key=$this->_isClick($receiveObj))){   
91.             $this->_responseType = WeixinResponse::AS_CLICK;  
92.             $this->_responseKey = $key===true?\'\':$key;  
93.             $this->_responseContent = $this->_responseClick($receiveObj);  
94.             $msgFormat = \'xml\';  
95.         }elseif(($key=$this->_isScanCodePush($receiveObj))){   
96.             $this->_responseType = WeixinResponse::AS_SCANCODE_PUSH;  
97.             $this->_responseKey = $key===true?\'\':$key;  
98.             $this->_responseContent = $this->_responseScancodePush($receiveObj);  
99.             $msgFormat = \'xml\';  
100.         }elseif(($key=$this->_isScanCodeWaitMsg($receiveObj))){   
101.             $this->_responseType = WeixinResponse::AS_SCANCODE_WAITMSG;  
102.             $this->_responseKey = $key===true?\'\':$key;  
103.             $this->_responseContent = $this->_responseScanCodeWaitMsg($receiveObj);  
104.             $msgFormat = \'xml\';  
105.         }elseif(($key=$this->_isPicSysPhoto($receiveObj))){   
106.             $this->_responseType = WeixinResponse::AS_PIC_SYSPHOTO;  
107.             $this->_responseKey = $key===true?\'\':$key;  
108.             $this->_responseContent = $this->_responsePicSysPhoto($receiveObj);  
109.             $msgFormat = \'xml\';  
110.         }elseif(($key=$this->_isPicPhotoOrAlbum($receiveObj))){   
111.             $this->_responseType = WeixinResponse::AS_PIC_PHOTO_OR_ALBUM;  
112.             $this->_responseKey = $key===true?\'\':$key;  
113.             $this->_responseContent = $this->_responsePicPhotoOrAlbum($receiveObj);  
114.             $msgFormat = \'xml\';  
115.         }elseif(($key=$this->_isPicWeixin($receiveObj))){   
116.             $this->_responseType = WeixinResponse::AS_PIC_WEIXIN;  
117.             $this->_responseKey = $key===true?\'\':$key;  
118.             $this->_responseContent = $this->_responsePicWeixin($receiveObj);  
119.             $msgFormat = \'xml\';  
120.         }elseif(($key=$this->_isLocationSelect($receiveObj))){   
121.             $this->_responseType = WeixinResponse::AS_LOCATION_SELECT;  
122.             $this->_responseKey = $key===true?\'\':$key;  
123.             $this->_responseContent = $this->_responseLocationSelect($receiveObj);  
124.             $msgFormat = \'xml\';  
125.         }elseif(($key=$this->_isScan($receiveObj))){  
126.             $this->_responseType = WeixinResponse::AS_SCAN;  
127.             $this->_responseKey = $key===true?\'\':$key;  
128.             $this->_responseContent = $this->_responseScan($receiveObj);  
129.             $msgFormat = \'xml\';  
130.         }elseif(($key=$this->_isLocation($receiveObj))){  
131.             $this->_responseType = WeixinResponse::AS_LOCATION;  
132.             $this->_responseKey = $key===true?\'\':$key;  
133.             $this->_responseContent = $this->_responseLocation($receiveObj);  
134.             $msgFormat = \'xml\';  
135.         }elseif(($key=$this->_isMassSendJobFinish($receiveObj))){  
136.             $this->_responseType = WeixinResponse::AS_MASSSENDJOBFINISH;  
137.             $this->_responseKey = $key===true?\'\':$key;  
138.             $this->_responseContent = $this->_responseMassSendJobFinish($receiveObj);  
139.             $msgFormat = \'xml\';  
140.         }elseif(($key=$this->_isTemplateSendJobFinish($receiveObj))){  
141.             $this->_responseType = WeixinResponse::AS_TEMPLATESENDJOBFINISH;  
142.             $this->_responseKey = $key===true?\'\':$key;  
143.             $this->_responseContent = $this->_responseTemplateSendJobFinish($receiveObj);  
144.             $msgFormat = \'xml\';  
145.         }  
146.           
147.         // 文本消息  
148.         elseif(($key=$this->_isCommand($receiveObj))){  
149.             $this->_responseType = WeixinResponse::AS_COMMAND;  
150.             $this->_responseKey = $key===true?\'\':$key;  
151.             $this->_responseContent = $this->_responseCommand($receiveObj);  
152.             $msgFormat = \'xml\';  
153.         }elseif(($key=$this->_isMessage($receiveObj))){  
154.             $this->_responseType = WeixinResponse::AS_MESSAGE;  
155.             $this->_responseKey = $key===true?\'\':$key;  
156.             $this->_responseContent = $this->_responseMessage($receiveObj);  
157.             $msgFormat = \'xml\';  
158.         }  
159.           
160.         // 未知，可能是新类型  
161.         else{  
162.             $this->_responseType = WeixinResponse::AS_UNKNOWN;  
163.             $this->_responseKey = \'\';  
164.             $this->_responseContent = $this->_responseUnknown($receiveObj);  
165.             $msgFormat = \'raw\';  
166.         }  
167.           
168.         if($this->_responseContent===false){  
169.             // 出错：未配置对事件或消息的响应  
170.             return false;  
171.         }  
172.           
173.         $this->_log("ResponseType: " . $this->_responseType, WXAPI_LOG_DEBUG);  
174.         $this->_log("ResponseKey: " . $this->_responseKey, WXAPI_LOG_DEBUG);  
175.         $this->_log("ResponseContent: " . print_r($this->_responseContent, true), WXAPI_LOG_DEBUG);  
176.           
177.         $this->_responseMessage = $this->_createResponseMessage(  
178.                 $receiveObj,  
179.                 $this->_responseContent,  
180.                 $msgFormat  
181.         );  
182.   
183.         $this->_log("Generated Response Message: " . print_r($this->_responseMessage, true), WXAPI_LOG_DEBUG);  
184.           
185.         return $this->_responseMessage[\'MsgContent\'];  
186.     }  
187.       
188.     /** 
189.      * 是否空消息 
190.      * @param object $receiveObj 接收对象 
191.      * @return boolean 
192.      */  
193.     protected function _isEmpty($receiveObj){  
194.         // 注意：empty($receiveObj->postObj)即使非空也返回true  
195.         // When using empty() on inaccessible object properties, the __isset() overloading method will be called, if declared.  
196.           
197.         $postObj = $receiveObj->postObj;  
198.         return empty($postObj)?true:false;  
199.     }  
200.       
201.     /** 
202.      * 是否验证消息 
203.      * @param object $receiveObj 接收对象 
204.      * @return boolean 
205.      */  
206.     protected function _isEcho($receiveObj){  
207.         return isset($receiveObj->getObj->echostr) && $receiveObj->getObj->echostr;  
208.     }  
209.       
210.     /** 
211.      * 是否指令消息 
212.      * @param object $receiveObj 接收对象 
213.      * @return string|false 
214.      */  
215.     protected function _isCommand($receiveObj){  
216.         $aMsgTypes = array(  
217.                 \'text\'  
218.         );  
219.           
220.         if(!in_array($receiveObj->postObj->MsgType, $aMsgTypes, false)){  
221.             return false;  
222.         }  
223.           
224.         $command = trim($receiveObj->postObj->Content);  
225.         if(($c=$this->Config->Command) && !empty($c[$command])){  
226.             return $command;  
227.         }else{  
228.             return false;  
229.         }  
230.     }  
231.       
232.     /** 
233.      * 是否事件消息 
234.      * @param object $receiveObj 接收对象 
235.      * @return string|false 
236.      */  
237.     protected function _isEvent($receiveObj){  
238.         return !strcasecmp($receiveObj->postObj->MsgType, \'event\');  
239.     }  
240.       
241.     /** 
242.      * 是否订阅事件 
243.      * @param object $receiveObj 接收对象 
244.      * @return string|false 
245.      */  
246.     protected function _isSubscribe($receiveObj){  
247.         if($this->_isEvent($receiveObj) && !strcasecmp($receiveObj->postObj->Event, \'subscribe\')){  
248.             return isset($receiveObj->postObj->EventKey) && ($key=(string)$receiveObj->postObj->EventKey)?  
249.             $key:true;  
250.         }else{  
251.             return false;  
252.         }  
253.     }  
254.       
255.     /** 
256.      * 是否取消订阅事件 
257.      * @param object $receiveObj 接收对象 
258.      * @return boolean 
259.      */  
260.     protected function _isUnsubscribe($receiveObj){  
261.         return $this->_isEvent($receiveObj) && !strcasecmp($receiveObj->postObj->Event, \'unsubscribe\');  
262.     }  
263.       
264.     /** 
265.      * 是否扫描事件 
266.      * @param object $receiveObj 接收对象 
267.      * @return array|false 
268.      */  
269.     protected function _isScan($receiveObj){  
270.         if($this->_isEvent($receiveObj) && !strcasecmp($receiveObj->postObj->Event, \'scan\')){  
271.             return array(  
272.                     \'EventKey\' => $receiveObj->postObj->EventKey,  
273.                     \'Ticket\' => $receiveObj->postObj->Ticket,  
274.             );  
275.         }else{  
276.             return false;  
277.         }  
278.     }  
279.       
280.     /** 
281.      * 是否地理位置消息 
282.      * @param object $receiveObj 接收对象 
283.      * @return array|false 
284.      */  
285.     protected function _isLocation($receiveObj){  
286.         if(!strcasecmp($receiveObj->postObj->MsgType, \'location\')){  
287.             return array(  
288.                     \'Latitude\' => $receiveObj->postObj->Location_Y,  
289.                     \'Longitude\' => $receiveObj->postObj->Location_X,  
290.                     \'Precision\' => $receiveObj->postObj->Scale,  
291.                     \'Label\' => $receiveObj->postObj->Label,  
292.             );  
293.         }elseif($this->_isEvent($receiveObj) && !strcasecmp($receiveObj->postObj->Event, \'LOCATION\')){  
294.             return array(  
295.                     \'Latitude\' => $receiveObj->postObj->Latitude,  
296.                     \'Longitude\' => $receiveObj->postObj->Longitude,  
297.                     \'Precision\' => $receiveObj->postObj->Precision,  
298.                     \'Label\' => \'\',  
299.             );  
300.         }else{  
301.             return false;  
302.         }  
303.     }  
304.       
305.     /** 
306.      * 是否点击菜单拉取消息事件 
307.      * @param object $receiveObj 接收对象 
308.      * @return string|false 
309.      */  
310.     protected function _isClick($receiveObj){  
311.         if($this->_isEvent($receiveObj) && !strcasecmp($receiveObj->postObj->Event, \'CLICK\')){  
312.             return $receiveObj->postObj->EventKey;  
313.         }else{  
314.             return false;  
315.         }  
316.     }  
317.       
318.     /** 
319.      * 是否点击菜单跳转链接事件 
320.      * @param object $receiveObj 接收对象 
321.      * @return string|false 
322.      */  
323.     protected function _isView($receiveObj){  
324.         if($this->_isEvent($receiveObj) && !strcasecmp($receiveObj->postObj->Event, \'VIEW\')){  
325.             return $receiveObj->postObj->EventKey;  
326.         }else{  
327.             return false;  
328.         }  
329.     }  
330.       
331.     /** 
332.      * 是否:扫码推事件 
333.      * @param object $receiveObj 接收对象 
334.      * @return string|false 
335.      */  
336.     protected function _isScanCodePush($receiveObj){  
337.         if($this->_isEvent($receiveObj) && !strcasecmp($receiveObj->postObj->Event, \'scancode_push\')){  
338.             return $receiveObj->postObj->EventKey;  
339.         }else{  
340.             return false;  
341.         }  
342.     }  
343.       
344.     /** 
345.      * 是否:扫码推事件且弹出“消息接收中”提示框 
346.      * @param object $receiveObj 接收对象 
347.      * @return string|false 
348.      */  
349.     protected function _isScanCodeWaitMsg($receiveObj){  
350.         if($this->_isEvent($receiveObj) && !strcasecmp($receiveObj->postObj->Event, \'scancode_waitmsg\')){  
351.             return $receiveObj->postObj->EventKey;  
352.         }else{  
353.             return false;  
354.         }  
355.     }  
356.       
357.     /** 
358.      * 是否:弹出系统拍照发图 
359.      * @param object $receiveObj 接收对象 
360.      * @return string|false 
361.      */  
362.     protected function _isPicSysPhoto($receiveObj){  
363.         if($this->_isEvent($receiveObj) && !strcasecmp($receiveObj->postObj->Event, \'pic_sysphoto\')){  
364.             return $receiveObj->postObj->EventKey;  
365.         }else{  
366.             return false;  
367.         }  
368.     }  
369.       
370.     /** 
371.      * 是否:弹出拍照或者相册发图 
372.      * @param object $receiveObj 接收对象 
373.      * @return string|false 
374.      */  
375.     protected function _isPicPhotoOrAlbum($receiveObj){  
376.         if($this->_isEvent($receiveObj) && !strcasecmp($receiveObj->postObj->Event, \'pic_photo_or_album\')){  
377.             return $receiveObj->postObj->EventKey;  
378.         }else{  
379.             return false;  
380.         }  
381.     }  
382.       
383.     /** 
384.      * 是否:弹出微信相册发图器 
385.      * @param object $receiveObj 接收对象 
386.      * @return string|false 
387.      */  
388.     protected function _isPicWeixin($receiveObj){  
389.         if($this->_isEvent($receiveObj) && !strcasecmp($receiveObj->postObj->Event, \'pic_weixin\')){  
390.             return $receiveObj->postObj->EventKey;  
391.         }else{  
392.             return false;  
393.         }  
394.     }  
395.       
396.     /** 
397.      * 是否:弹出地理位置选择器 
398.      * @param object $receiveObj 接收对象 
399.      * @return string|false 
400.      */  
401.     protected function _isLocationSelect($receiveObj){  
402.         if($this->_isEvent($receiveObj) && !strcasecmp($receiveObj->postObj->Event, \'location_select\')){  
403.             return $receiveObj->postObj->EventKey;  
404.         }else{  
405.             return false;  
406.         }  
407.     }  
408.       
409.     /** 
410.      * 是否普通消息 
411.      * @param object $receiveObj 接收对象 
412.      * @return string|false 
413.      */  
414.     protected function _isMessage($receiveObj){  
415.         $aMsgTypes = array(  
416.                 \'text\', \'image\', \'voice\', \'video\', \'link\',\'shortvideo\'  
417.         );  
418.           
419.         return in_array($receiveObj->postObj->MsgType, $aMsgTypes, false)?$receiveObj->postObj->MsgType:false;  
420.     }  
421.       
422.     /** 
423.      * 是否群发消息通知事件 
424.      * @param object $receiveObj 接收对象 
425.      * @return string|false 返回消息id 
426.      */  
427.     protected function _isMassSendJobFinish($receiveObj){  
428.         if($this->_isEvent($receiveObj) && !strcasecmp($receiveObj->postObj->Event, \'MASSSENDJOBFINISH\')){  
429.             return $receiveObj->postObj->MsgID;  
430.             /* 
431.             return array( 
432.                     \'MsgID\' => $receiveObj->postObj->MsgID, 
433.                     \'Status\' => $receiveObj->postObj->Status, 
434.                     \'TotalCount\' => $receiveObj->postObj->TotalCount, 
435.                     \'FilterCount\' => $receiveObj->postObj->FilterCount, 
436.                     \'SentCount\' => $receiveObj->postObj->SentCount, 
437.                     \'ErrorCount\' => $receiveObj->postObj->ErrorCount, 
438.             );*/  
439.         }else{  
440.             return false;  
441.         }  
442.     }  
443.       
444.     /** 
445.      * 是否模板消息通知事件 
446.      * @param object $receiveObj 接收对象 
447.      * @return string|false 返回消息id 
448.      */  
449.     protected function _isTemplateSendJobFinish($receiveObj){  
450.         if($this->_isEvent($receiveObj) && !strcasecmp($receiveObj->postObj->Event, \'TEMPLATESENDJOBFINISH\')){  
451.             return $receiveObj->postObj->MsgID;  
452.         }else{  
453.             return false;  
454.         }  
455.     }  
456.       
457.     /** 
458.      * 创建响应消息 
459.      * @param object $receiveObj 接收对象 
460.      * @param mixed $responseContent 原始响应内容 
461.      * @param string $msgFormat 消息格式 
462.      * @return array|false 
463.      */  
464.     protected function _createResponseMessage($receiveObj, $responseContent, $msgFormat=\'xml\'){  
465.       
466.         if(is_array($responseContent) && !empty($responseContent[\'Callback\'])){  
467.             $data = $this->_run_callback($responseContent[\'Callback\'], array($receiveObj, $this));  
468.               
469.             if($data===false){  
470.                 $this->_log("Run Callback : " . print_r($responseContent[\'Callback\'], true) . " Failed", WXAPI_LOG_ERR);  
471.                 return false;  
472.             }  
473.   
474.             if(is_array($data)){  
475.                 $t = $data;  
476.                 $responseContent = array(  
477.                         \'MsgType\' => $t[\'MsgType\'],  
478.                         \'Content\' => $t[\'Content\'],  
479.                 );  
480.             }else{  
481.                 $responseContent[\'Content\'] = $data;  
482.                 if($responseContent[\'MsgType\']==\'callback\'){  
483.                     $responseContent[\'MsgType\'] = \'text\';  
484.                 }  
485.             }  
486.         }  
487.   
488.         if(is_string($responseContent)){  
489.             $responseContent = array(  
490.                     \'MsgType\' => \'text\',  
491.                     \'Content\' => $responseContent,  
492.             );  
493.         }elseif(!$responseContent[\'MsgType\']){  
494.             $responseContent[\'MsgType\'] = \'text\';  
495.         }  
496.           
497.         if(!$responseContent[\'Content\'] && !strlen($responseContent[\'Content\'])  
498.         && strcasecmp(\'transfer_customer_service\', $responseContent[\'MsgType\']) // 转发客服消息，允许Content为空     
499.         ){  
500.             return false;  
501.         }  
502.           
503.         // 预处理消息  
504.         if($msgFormat==\'xml\'){  
505.             $responseContent = $this->_preprocessResponseMedia($responseContent);  
506.         }  
507.   
508.         $msgContentOutput = self::generateMessage($receiveObj->postData[\'FromUserName\'], $receiveObj->postData[\'ToUserName\'], $responseContent);  
509.   
510.         // 根据加密类型生成相应响应消息  
511.         switch($receiveObj->msgEncodingMode){  
512.             // 兼容模式  
513.             case WXAPI_APP_ENCODING_COMPAT:  
514.                 // 未正确解密，使用明文返回  
515.                 if(empty($receiveObj->msgEncodingKey)){  
516.                     $msgEncoding = WXAPI_APP_ENCODING_CLEAR;  
517.                       
518.                     $this->_log("Encoding Response Msg in Clear Mode", WXAPI_LOG_DEBUG);  
519.                     break;  
520.                 }  
521.                   
522.             // 安全模式  
523.             case WXAPI_APP_ENCODING_SECURE:  
524.                 $msgContentOriginal = $msgContentOutput;  
525.                 $msgContentOutput = self::_encrypt_response($msgContentOutput, $receiveObj->msgEncodingKey);  
526.                 $msgEncoding = WXAPI_APP_ENCODING_SECURE;  
527.                   
528.                 $this->_log("Encoding Response Msg in Secure Mode", WXAPI_LOG_DEBUG);  
529.                 break;  
530.                   
531.             // 明文模式  
532.             case WXAPI_APP_ENCODING_CLEAR:  
533.             default:  
534.                 $msgEncoding = WXAPI_APP_ENCODING_CLEAR;  
535.                   
536.                 $this->_log("Encoding Response Msg In Clear Mode", WXAPI_LOG_DEBUG);  
537.                 break;  
538.         }  
539.       
540.         return array(  
541.                 \'MsgType\' => $responseContent[\'MsgType\'],  
542.                 \'MsgFormat\' => $msgFormat,  
543.                 \'MsgContent\' => $msgFormat==\'xml\'?$msgContentOutput: $responseContent[\'Content\'],  
544.                 \'MsgOriginal\' => $msgContentOriginal?$msgContentOriginal:NULL,  
545.                 \'MsgEncoding\' => $msgEncoding,  
546.                 \'RawContent\' => $responseContent[\'Content\']  
547.         );  
548.     }  
549.       
550.     /** 
551.      * 错误响应 
552.      * @param object $receiveObj 接收对象 
553.      * @return string 
554.      */  
555.     protected function _responseError($receiveObj){  
556.         return "Error";  
557.     }  
558.       
559.     /** 
560.      * 未知响应 
561.      * @param object $receiveObj 接收对象 
562.      * @return string 
563.      */  
564.     protected function _responseUnknown($receiveObj){  
565.         //return "Unknown";  
566.     }  
567.       
568.     /** 
569.      * 验证响应 
570.      * @param object $receiveObj 接收对象 
571.      * @return string 
572.      */  
573.     protected function _responseEcho($receiveObj){  
574.         return $receiveObj->getObj->echostr;  
575.     }  
576.       
577.     /** 
578.      * 空消息响应 
579.      * @param object $receiveObj 接收对象 
580.      * @return string 
581.      */  
582.     protected function _responseEmpty($receiveObj){  
583.         return "Empty";  
584.     }  
585.       
586.     /** 
587.      * 指令响应 
588.      * @param object $receiveObj 接收对象 
589.      * @return string 
590.      */  
591.     protected function _responseCommand($receiveObj){  
592.         $command = trim($receiveObj->postObj->Content);  
593.         $settings = $this->Config->getConfig(\'Command\');  
594.         if(!isset($settings[$command])){  
595.             return $this->_throw_exception("Command {$command} not configured", WXAPI_ERR_MISS_RESPONSE, \'\', __FILE__, __LINE__);  
596.         }  
597.         $content = $settings[$command];  
598.         return $content;  
599.     }  
600.       
601.     /** 
602.      * 事件响应 
603.      * @param object $receiveObj 接收对象 
604.      * @return string 
605.      */  
606.     protected function _responseEvent($receiveObj){  
607.         $event = strtolower($receiveObj->postObj->Event);  
608.   
609.         $settings = $this->Config->getConfig(\'Event\');  
610.         if(!isset($settings[$event])){  
611.             return $this->_throw_exception("Miss resoponse for Event {$event}", WXAPI_ERR_MISS_RESPONSE, \'\', __FILE__, __LINE__);  
612.         }  
613.           
614.         if(isset($settings[$event][\'MsgType\'])){  
615.             $content = $settings[$event];  
616.         }elseif(isset($receiveObj->postObj->EventKey)){  
617.             $eventkey = (string) $receiveObj->postObj->EventKey;  
618.             if(!isset($settings[$event][$eventkey])){  
619.                 return $this->_throw_exception("Miss response for Event {$event}, Key {$eventkey}", WXAPI_ERR_MISS_RESPONSE, \'\', __FILE__, __LINE__);  
620.             }  
621.               
622.             $content = $settings[$event][$eventkey];  
623.         }  
624.           
625.         return $content;  
626.     }  
627.       
628.     /** 
629.      * 订阅事件响应 
630.      * @param object $receiveObj 接收对象 
631.      * @return string 
632.      */  
633.     protected function _responseSubscribe($receiveObj){  
634.         return $this->_responseEvent($receiveObj);  
635.     }  
636.       
637.     /** 
638.      * 取消订阅事件响应 
639.      * @param object $receiveObj 接收对象 
640.      * @return string 
641.      */  
642.     protected function _responseUnsubscribe($receiveObj){  
643.         return $this->_responseEvent($receiveObj);  
644.     }  
645.       
646.     /** 
647.      * 扫描事件响应 
648.      * @param object $receiveObj 接收对象 
649.      * @return string 
650.      */  
651.     protected function _responseScan($receiveObj){  
652.         return $this->_responseEvent($receiveObj);  
653.     }  
654.       
655.     /** 
656.      * 地理位置消息响应 
657.      * @param object $receiveObj 接收对象 
658.      * @return string 
659.      */  
660.     protected function _responseLocation($receiveObj){  
661.         if(!strcasecmp($receiveObj->postObj->MsgType, \'event\')){  
662.             return $this->_responseEvent($receiveObj);  
663.         }else if(!strcasecmp($receiveObj->postObj->MsgType, \'location\')){  
664.             // 普通位置消息  
665.             // @todo 处理接收到的普通位置消息  
666.         }  
667.     }  
668.       
669.     /** 
670.      * 点击菜单拉取消息事件响应 
671.      * @param object $receiveObj 接收对象 
672.      * @return string 
673.      */  
674.     protected function _responseClick($receiveObj){  
675.         return $this->_responseEvent($receiveObj);  
676.     }  
677.       
678.     /** 
679.      * 点击菜单跳转链接事件响应 
680.      * @param object $receiveObj 接收对象 
681.      * @return string 
682.      */  
683.     protected function _responseView($receiveObj){  
684.         //return $this->_responseEvent($receiveObj);  
685.     }  
686.       
687.     /** 
688.      * 响应：扫码推事件 
689.      * @param object $receiveObj 接收对象 
690.      * @return string 
691.      */  
692.     protected function _responseScanCodePush($receiveObj){  
693.         return $this->_responseEvent($receiveObj);  
694.     }  
695.       
696.     /** 
697.      * 响应：扫码推事件且弹出“消息接收中”提示框 
698.      * @param object $receiveObj 接收对象 
699.      * @return string 
700.      */  
701.     protected function _responseScanCodeWaitMsg($receiveObj){  
702.         return $this->_responseEvent($receiveObj);  
703.     }  
704.       
705.     /** 
706.      * 响应：弹出系统拍照发图 
707.      * @param object $receiveObj 接收对象 
708.      * @return string 
709.      */  
710.     protected function _responsePicSysPhoto($receiveObj){  
711.         return $this->_responseEvent($receiveObj);  
712.     }  
713.       
714.     /** 
715.      * 响应：弹出拍照或者相册发图 
716.      * @param object $receiveObj 接收对象 
717.      * @return string 
718.      */  
719.     protected function _responsePicPhotoOrAlbum($receiveObj){  
720.         return $this->_responseEvent($receiveObj);  
721.     }  
722.       
723.     /** 
724.      * 响应：弹出微信相册发图器 
725.      * @param object $receiveObj 接收对象 
726.      * @return string 
727.      */  
728.     protected function _responsePicWeixin($receiveObj){  
729.         return $this->_responseEvent($receiveObj);  
730.     }  
731.       
732.     /** 
733.      * 响应：弹出地理位置选择器 
734.      * @param object $receiveObj 接收对象 
735.      * @return string 
736.      */  
737.     protected function _responseLocationSelect($receiveObj){  
738.         return $this->_responseEvent($receiveObj);  
739.     }  
740.       
741.     /** 
742.      * 普通消息响应 
743.      * @param object $receiveObj 接收对象 
744.      * @return string 
745.      */  
746.     protected function _responseMessage($receiveObj){  
747.         // write your code, such as save message and remind customer service  
748.           
749.         // 通关密语  
750.         if(($msg=$this->_responseArgot($receiveObj))!==false){  
751.             return $msg;  
752.         }  
753.           
754.         // 转发客服消息到微信多客服系统  
755.         elseif($this->Config->TransferCustomerService){  
756.             return array(  
757.                 \'MsgType\' => \'transfer_customer_service\',  
758.             );  
759.         }  
760.     }  
761.       
762.     /** 
763.      * 响应暗语 
764.      *  
765.      * @param object $receiveObj 
766.      * @return false|string 返回false表示非暗语处理，可以由其它逻辑处理 
767.      */  
768.     protected function _responseArgot($receiveObj){  
769.         if(!isset($receiveObj->postObj->Content) || !($msg=$receiveObj->postObj->Content)){  
770.             return false;  
771.         }  
772.           
773.         $msg = trim($msg);  
774.           
775.         if(defined(\'WXAPI_ARGOT_WHO_AM_I\') && WXAPI_ARGOT_WHO_AM_I && !strcasecmp(WXAPI_ARGOT_WHO_AM_I, $msg)){  
776.             return "OH LORD,\nMY 4susername is " . $this->Config->AppName . ",\nAppId: " . $this->Config->AppId . ",\n Server: " . $_SERVER[\'HTTP_HOST\'] ." .";  
777.         }  
778.           
779.         elseif(defined(\'WXAPI_ARGOT_DESTORY_SESSION\') && WXAPI_ARGOT_DESTORY_SESSION && !strcasecmp(WXAPI_ARGOT_DESTORY_SESSION, $msg)){  
780.             $openid = $receiveObj->parse_openid();  
781.             if($openid && class_exists(\'WeixinUserModel\') && method_exists(\'WeixinUserModel\', \'destroy_session\')){  
782.                 $oWeixinUserModel = new WeixinUserModel();  
783.                 $succ = $oWeixinUserModel->destroy_session($openid);  
784.                 return $succ?"Your session has been destoryed Successfully!":"Failed destroy your session!";  
785.             }else{  
786.                 return false;  
787.             }  
788.         }  
789.           
790.         else{  
791.             return false;  
792.         }  
793.     }  
794.       
795.     /** 
796.      * 群发消息通知响应 
797.      * @param object $receiveObj 接收对象 
798.      * @return string 
799.      */  
800.     protected function _responseMassSendJobFinish($receiveObj){  
801.         // write your code, such as save message and remind customer service  
802.       
803.     }  
804.       
805.     /** 
806.      * 模板消息通知响应 
807.      * @param object $receiveObj 接收对象 
808.      * @return string 
809.      */  
810.     protected function _responseTemplateSendJobFinish($receiveObj){  
811.         // write your code, such as save message and remind customer service  
812.       
813.     }  
814.       
815.     /** 
816.      * 预处理多媒体文件 
817.      * 可以根据消息类型，调用微信接口，将消息中的图片、音频等多媒体文件上传到微信服务器， 
818.      * 得到MediaId，并替换掉原来的多媒体文件 
819.      * @param mixed $Content 
820.      * @return mixed 
821.      */  
822.     protected function _preprocessResponseMedia($Content){  
823.         if(!is_array($Content) || empty($Content[\'MsgType\'])){  
824.             return $Content;  
825.         }  
826.           
827.         $msgtype = strtolower($Content[\'MsgType\']);  
828.         switch ($msgtype){  
829.             case \'image\':  
830.                 $mediaField = \'MediaId\';  
831.                 if(is_string($Content[\'Content\']) && !$this->_isMediaId($Content[\'Content\'])){  
832.                     $mediaFile = $Content[\'Content\'];  
833.                     $oClient = WeixinApi::instance($this->Config->Client, $this->Config);  
834.   
835.                     $mediaId = $oClient->upload_media($mediaFile, \'image\');  
836.                       
837.                     $Content[\'Content\'] = $mediaId;  
838.                 }else{  
839.                     $mediaId = $Content[\'Content\'];  
840.                     $mediaFile = \'\';  
841.                 }  
842.                 $this->_responseMedia[$mediaField] = array($mediaId, \'image\', $mediaFile);  
843.                   
844.                 break;  
845.             case \'voice\':  
846.                 $mediaField = \'MediaId\';  
847.                 if(is_string($Content[\'Content\']) && !$this->_isMediaId($Content[\'Content\'])){  
848.                     $mediaFile = $Content[\'Content\'];  
849.                       
850.                     $oClient = WeixinApi::instance($this->Config->Client, $this->Config);  
851.                     $mediaId = $oClient->upload_media($mediaFile, \'voice\');  
852.                       
853.                     $Content[\'Content\'] = $mediaId;  
854.                 }else{  
855.                     $mediaId = $Content[\'Content\'];  
856.                     $mediaFile = \'\';  
857.                 }  
858.                 $this->_responseMedia[$mediaField] = array($mediaId, \'voice\', $mediaFile);  
859.                   
860.                 break;  
861.             case \'video\':  
862.                 $mediaField = \'MediaId\';  
863.                 if(!$this->_isMediaId($Content[\'Content\'][\'MediaId\'])){  
864.                     $mediaFile = $Content[\'Content\'][\'MediaId\'];  
865.                     $mediaField = \'MediaId\';  
866.                       
867.                     $oClient = WeixinApi::instance($this->Config->Client, $this->Config);  
868.                     $mediaId = $oClient->upload_media($mediaFile, \'video\');  
869.                       
870.                     $Content[\'Content\'][\'MediaId\'] = $mediaId;  
871.                 }else{  
872.                     $mediaId = $Content[\'Content\'][\'MediaId\'];  
873.                     $mediaFile = \'\';  
874.                 }  
875.                 $this->_responseMedia[$mediaField] = array($mediaId, \'video\', $mediaFile);  
876.                   
877.                 $thumbMediaField = \'ThumbMediaId\';  
878.                 if(!$this->_isMediaId($Content[\'Content\'][\'ThumbMediaId\'])){  
879.                     $thumbMediaFile = $Content[\'Content\'][\'ThumbMediaId\'];  
880.                       
881.                     $oClient = WeixinApi::instance($this->Config->Client, $this->Config);  
882.                     $thumbMediaId = $oClient->upload_media($thumbMediaFile, \'thumb\');  
883.   
884.                     $Content[\'Content\'][\'ThumbMediaId\'] = $thumbMediaId;  
885.                       
886.                 }else{  
887.                     $thumbMediaId = $Content[\'Content\'][\'ThumbMediaId\'];  
888.                     $thumbMediaFile = \'\';  
889.                 }  
890.                 $this->_responseMedia[$thumbMediaField] = array($thumbMediaId, \'thumb\', $thumbMediaFile);  
891.                 break;  
892.             case \'music\':  
893.                 $thumbMediaField = \'ThumbMediaId\';  
894.                 if(is_array($Content[\'Content\'])){  
895.                     if(!$this->_isMediaId($Content[\'Content\'][\'ThumbMediaId\'])){  
896.                         $thumbMediaFile = $Content[\'Content\'][\'ThumbMediaId\'];  
897.                       
898.                         $oClient = WeixinApi::instance($this->Config->Client, $this->Config);  
899.                         $thumbMediaId = $oClient->upload_media($thumbMediaFile, \'thumb\');  
900.                           
901.                         $Content[\'Content\'][\'ThumbMediaId\'] = $thumbMediaId;  
902.                     }else{  
903.                         $thumbMediaId = $Content[\'Content\'][\'ThumbMediaId\'];  
904.                         $thumbMediaFile = \'\';  
905.                     }  
906.                 }else{  
907.                     if(!$this->_isMediaId($Content[\'Content\'])){  
908.                         $thumbMediaFile = $Content[\'Content\'];  
909.                         $oClient = WeixinApi::instance($this->Config->Client, $this->Config);  
910.                         $thumbMediaId = $oClient->upload_media($thumbMediaFile, \'thumb\');  
911.                           
912.                         $Content[\'Content\'] = $thumbMediaId;  
913.                     }else{  
914.                         $thumbMediaId = $Content[\'Content\'];  
915.                         $thumbMediaFile = \'\';  
916.                     }  
917.                 }  
918.                 $this->_responseMedia[$thumbMediaField] = array($thumbMediaId, \'thumb\', $thumbMediaFile);  
919.                   
920.                 break;        
921.             default:  
922.                 // other type, do nothing                         
923.         }  
924.           
925.         return $Content;  
926.     }  
927.       
928.     public function createMessage($FromUserName, $ToUserName, $Content){  
929.         return self::generateMessage($FromUserName, $ToUserName, $Content);  
930.     }  
931.       
932.     /** 
933.      * 根据消息类型，创建消息 
934.      * @param string $FromUserName 发送者 
935.      * @param string $ToUserName    接收者 
936.      * @param string|array $Content 发送内容，默认为文本消息，传数组可设定消息类型，格式为：aray(\'MsgType\' => \'image\', \'Content\' => \'消息内容\') 
937.      * @return string 返回XML格式消息 
938.      */  
939.     public static function generateMessage($FromUserName, $ToUserName, $Content){  
940.         $aMsgTypes = array(  
941.             \'text\', \'image\', \'voice\', \'video\', \'music\', \'news\', \'transfer_customer_service\'  
942.         );  
943.           
944.         if(is_array($Content)){  
945.             $type = $Content[\'MsgType\'];  
946.             $data = $Content[\'Content\'];  
947.         }else{  
948.             $type = \'text\';  
949.             $data = $Content;  
950.         }  
951.           
952.         if(!in_array($type, $aMsgTypes, false)){  
953.             return WeixinApi::throw_exception("Unknown MsgType: $type", WXAPI_ERR_CONFIG, $Content, __FILE__, __LINE__);  
954.         }  
955.           
956.         if(!strcasecmp($type, \'transfer_customer_service\')){  
957.             $method = \'generateTransferCustomerServiceMessage\';  
958.         }else{  
959.             $method = \'generate\' . ucfirst(strtolower($type)) . \'Message\';  
960.         }  
961.         return self::$method($FromUserName, $ToUserName, $data);  
962.     }  
963.       
964.     public function createTextMessage($FromUserName, $ToUserName, $content){  
965.         return self::generateTextMessage($FromUserName, $ToUserName, $content);  
966.     }  
967.       
968.     /** 
969.      * 创建文本消息 
970.      * @param object $object 
971.      * @param string $content 文本内容，支持换行 
972.      * @return string 
973.      */  
974.     public static function generateTextMessage($FromUserName, $ToUserName, $content)  
975.     {  
976.         $msgTpl = "<xml>  
977. <ToUserName><![CDATA[%s]]></ToUserName>  
978. <FromUserName><![CDATA[%s]]></FromUserName>  
979. <CreateTime>%s</CreateTime>  
980. <MsgType><![CDATA[text]]></MsgType>  
981. <Content><![CDATA[%s]]></Content>  
982. </xml>";  
983.         return sprintf($msgTpl, $FromUserName, $ToUserName, time(), $content);  
984.     }  
985.       
986.     public function createImageMessage($FromUserName, $ToUserName, $mediaId){  
987.         return self::generateImageMessage($FromUserName, $ToUserName, $mediaId);  
988.     }  
989.       
990.     /** 
991.      * 创建图片消息 
992.      * @param object $object 
993.      * @param string $mediaId 通过上传多媒体文件，得到的id 
994.      * @return string 
995.      */  
996.     public static function generateImageMessage($FromUserName, $ToUserName, $mediaId)  
997.     {  
998.         $msgTpl = "<xml>  
999. <ToUserName><![CDATA[%s]]></ToUserName>  
1000. <FromUserName><![CDATA[%s]]></FromUserName>  
1001. <CreateTime>%s</CreateTime>  
1002. <MsgType><![CDATA[image]]></MsgType>  
1003. <Image>  
1004. %s  
1005. </Image>  
1006. </xml>";  
1007.         $mediaTpl = "<MediaId><![CDATA[%s]]></MediaId>";  
1008.         if(!is_array($mediaId)){  
1009.             $mediaIds = array($mediaId);  
1010.         }else{  
1011.             $mediaIds = $mediaId;  
1012.         }  
1013.           
1014.         $media = \'\';  
1015.         foreach($mediaIds as $mediaId){  
1016.             $media .= sprintf($mediaTpl, $mediaId);  
1017.         }  
1018.           
1019.         return sprintf($msgTpl, $FromUserName, $ToUserName, time(), $media);  
1020.     }  
1021.       
1022.     public function createVoiceMessage($FromUserName, $ToUserName, $mediaId){  
1023.         return self::generateVoiceMessage($FromUserName, $ToUserName, $mediaId);  
1024.     }  
1025.       
1026.     /** 
1027.      * 创建语音消息 
1028.      * @param object $object 
1029.      * @param string $mediaId 通过上传多媒体文件，得到的id  
1030.      * @return string 
1031.      */  
1032.     public static function generateVoiceMessage($FromUserName, $ToUserName, $mediaId)  
1033.     {  
1034.         $msgTpl = "<xml>  
1035. <ToUserName><![CDATA[%s]]></ToUserName>  
1036. <FromUserName><![CDATA[%s]]></FromUserName>  
1037. <CreateTime>%s</CreateTime>  
1038. <MsgType><![CDATA[voice]]></MsgType>  
1039. <Voice>  
1040. %s  
1041. </Voice>  
1042. </xml>";  
1043.         $mediaTpl = "<MediaId><![CDATA[%s]]></MediaId>";  
1044.         if(!is_array($mediaId)){  
1045.             $mediaIds = array($mediaId);  
1046.         }else{  
1047.             $mediaIds = $mediaId;  
1048.         }  
1049.       
1050.         $media = \'\';  
1051.         foreach($mediaIds as $mediaId){  
1052.             $media .= sprintf($mediaTpl, $mediaId);  
1053.         }  
1054.       
1055.         return sprintf($msgTpl, $FromUserName, $ToUserName, time(), $media);  
1056.     }  
1057.       
1058.     public function createVideoMessage($FromUserName, $ToUserName, $mediaId, $thumbMediaId=NULL){  
1059.         return self::generateVideoMessage($FromUserName, $ToUserName, $mediaId, $thumbMediaId);  
1060.     }  
1061.       
1062.     /** 
1063.      * 创建视频消息 
1064.      * @param object $object 
1065.      * @param string|array $mediaId  通过上传多媒体文件，得到的id，可以传数组：Array(\'MediaId\'=>mediaid, \'ThumbMediaId\'=>thumbMediaId) 
1066.      * @param string $thumbMediaId 缩略图的媒体id，通过上传多媒体文件，得到的id，必填字段 
1067.      * @return string 
1068.      */  
1069.     public static function generateVideoMessage($FromUserName, $ToUserName, $mediaId, $thumbMediaId=NULL)  
1070.     {  
1071.         $msgTpl = "<xml>  
1072. <ToUserName><![CDATA[%s]]></ToUserName>  
1073. <FromUserName><![CDATA[%s]]></FromUserName>  
1074. <CreateTime>%s</CreateTime>  
1075. <MsgType><![CDATA[video]]></MsgType>  
1076. <Video>  
1077. %s  
1078. </Video>   
1079. </xml>";  
1080.           
1081.         if(is_array($mediaId)){  
1082.             $mediaData = array(  
1083.                     \'MediaId\' => $mediaId[\'MediaId\'],  
1084.                     \'ThumbMediaId\' => $mediaId[\'ThumbMediaId\'],  
1085.             );  
1086.         }else{  
1087.             $mediaData = array(  
1088.                     \'MediaId\' => $mediaId,  
1089.                     \'ThumbMediaId\' => $thumbMediaId,  
1090.             );  
1091.         }  
1092.           
1093.         $media = "";  
1094.         foreach ($mediaData as $n=>$d){  
1095.             $n = ucfirst($n);  
1096.             $mediaTpl = "<{$n}><![CDATA[%s]]></{$n}>";  
1097.             $media .= sprintf($mediaTpl, $d);  
1098.         }  
1099.       
1100.         return sprintf($msgTpl, $FromUserName, $ToUserName, time(), $media);  
1101.     }  
1102.       
1103.     public function createMusicMessage($FromUserName, $ToUserName, $thumbMediaId, $title=NULL, $description=NULL, $musicUrl=NULL, $hqMusicUrl=NULL)  
1104.     {  
1105.         return self::generateMusicMessage($FromUserName, $ToUserName, $thumbMediaId, $title, $description, $musicUrl, $hqMusicUrl);  
1106.     }  
1107.       
1108.     /** 
1109.      * 创建音乐消息 
1110.      * @param object $object 
1111.      * @param string|array $thumbMediaId 缩略图的媒体id，通过上传多媒体文件，得到的id，必填字段，传数组格式如： 
1112.      * array ( 
1113.                     "Title" => $title, 
1114.                     "Description" => $description, 
1115.                     "MusicURL" => $musicURL, 
1116.                     "HQMusicUrl" => $hqMusicUrl, 
1117.                     "ThumbMediaId" => $thumbMediaId, 
1118.             )  
1119.      * @param string $title 音乐标题  
1120.      * @param string $description 音乐描述  
1121.      * @param string $musicUrl 音乐链接 
1122.      * @param string $hqMusicUrl 高质量音乐链接，WIFI环境优先使用该链接播放音乐  
1123.      * @return string 
1124.      */  
1125.     public static function generateMusicMessage($FromUserName, $ToUserName, $thumbMediaId, $title=NULL, $description=NULL, $musicUrl=NULL, $hqMusicUrl=NULL)  
1126.     {  
1127.         $msgTpl = "<xml>  
1128. <ToUserName><![CDATA[%s]]></ToUserName>  
1129. <FromUserName><![CDATA[%s]]></FromUserName>  
1130. <CreateTime>%s</CreateTime>  
1131. <MsgType><![CDATA[music]]></MsgType>  
1132. <Music>%s  
1133. </Music>  
1134. </xml>";  
1135.   
1136.         $media = "";  
1137.         if (is_array ( $thumbMediaId )) {  
1138.             $mediaData = array (  
1139.                     "Title" => $thumbMediaId[\'Title\'],  
1140.                     "Description" => $thumbMediaId[\'Description\'],  
1141.                     "MusicUrl" => $thumbMediaId[\'MusicUrl\'],  
1142.                     "HQMusicUrl" => $thumbMediaId[\'HQMusicUrl\'],  
1143.                     "ThumbMediaId" => $thumbMediaId[\'ThumbMediaId\'],  
1144.             );  
1145.         } else {  
1146.             $mediaData = array (  
1147.                     "Title" => $title,  
1148.                     "Description" => $description,  
1149.                     "MusicUrl" => $musicUrl,  
1150.                     "HQMusicUrl" => $hqMusicUrl,  
1151.                     "ThumbMediaId" => $thumbMediaId,  
1152.             );  
1153.         }  
1154.         foreach($mediaData as $n=>$d){  
1155.             if($d){  
1156.                 $n = ucfirst($n);  
1157.                 $mediaTpl = "<{$n}><![CDATA[%s]]></{$n}>";  
1158.                 $media .= sprintf($mediaTpl, $d);  
1159.             }  
1160.         }  
1161.       
1162.         return sprintf($msgTpl, $FromUserName, $ToUserName, time(), $media);  
1163.     }  
1164.       
1165.     public function createNewsMessage($FromUserName, $ToUserName, $title, $description=NULL, $picUrl=NULL, $url=NULL)  
1166.     {  
1167.         return self::generateNewsMessage($FromUserName, $ToUserName, $title, $description, $picUrl, $url);  
1168.     }  
1169.       
1170.     /** 
1171.      * 创建图文消息 
1172.      * @param object $object 
1173.      * @param string|array $title 图文消息标题，传数组格式如： 
1174.      * array( 
1175.                     "Title" => $title, 
1176.                     "Description" => $description, 
1177.                     "PicUrl" => $picUrl, 
1178.                     "Url" => $url, 
1179.             ) 
1180.             或 
1181.         array( 0 => array( 
1182.                     "Title" => $title, 
1183.                     "Description" => $description, 
1184.                     "PicUrl" => $picUrl, 
1185.                     "Url" => $url, 
1186.             )) 
1187.      * @param string $description 图文消息描述  
1188.      * @param string $picUrl 图片链接，支持JPG、PNG格式，较好的效果为大图360*200，小图200*200  
1189.      * @param string $url 点击图文消息跳转链接  
1190.      * @return string 
1191.      */  
1192.     public static function generateNewsMessage($FromUserName, $ToUserName, $title, $description=NULL, $picUrl=NULL, $url=NULL)  
1193.     {  
1194.         $msgTpl = "<xml>  
1195. <ToUserName><![CDATA[%s]]></ToUserName>  
1196. <FromUserName><![CDATA[%s]]></FromUserName>  
1197. <CreateTime>%s</CreateTime>  
1198. <MsgType><![CDATA[news]]></MsgType>  
1199. <ArticleCount>%s</ArticleCount>  
1200. <Articles>  
1201. %s  
1202. </Articles>  
1203. </xml>";  
1204.           
1205.         $media = "";  
1206.         $items = array();  
1207.         if(is_array($title)){  
1208.             if(isset($title[\'Title\']) || isset($title[\'Description\']) || isset($title[\'PicUrl\']) || isset($title[\'Url\'])){  
1209.                 $items[] = $title;  
1210.             }else{  
1211.                 $items = $title;  
1212.             }  
1213.         }else{  
1214.             $items[] = array(  
1215.                     "Title" => $title,  
1216.                     "Description" => $description,  
1217.                     "PicUrl" => $picUrl,  
1218.                     "Url" => $url,  
1219.             );  
1220.         }  
1221.           
1222.         $count = count($items);  
1223.           
1224.         if($count>10){  
1225.             return WeixinApi::throw_exception("Over Max 10 news messages", WXAPI_ERR_CONFIG, array(\'items\'=>$items), __FILE__, __LINE__);  
1226.         }  
1227.           
1228.         $valid_item_tags = array(\'Title\', \'Description\', \'PicUrl\', \'Url\');  
1229.         foreach($items as $item){  
1230.             $media .= "<item>";  
1231.             foreach ( $item as $n => $d ) {  
1232.                 if ($d && in_array($n, $valid_item_tags, true)) {  
1233.                     $n = ucfirst($n);  
1234.                     $mediaTpl = "<{$n}><![CDATA[%s]]></{$n}>";  
1235.                     $media .= sprintf ( $mediaTpl, $d );  
1236.                 }  
1237.             }  
1238.             $media .= "</item>";  
1239.         }  
1240.       
1241.         return sprintf($msgTpl, $FromUserName, $ToUserName, time(), $count, $media);  
1242.     }  
1243.       
1244.     /** 
1245.      * 创建转发客服消息 
1246.      * @return string 
1247.      */  
1248.     public static function generateTransferCustomerServiceMessage($FromUserName, $ToUserName, $TransInfo_KfAccount=NULL)  
1249.     {  
1250.         $msgTpl = "<xml>  
1251. <ToUserName><![CDATA[%s]]></ToUserName>  
1252. <FromUserName><![CDATA[%s]]></FromUserName>  
1253. <CreateTime>%s</CreateTime>  
1254. <MsgType><![CDATA[transfer_customer_service]]></MsgType>";  
1255.           
1256.         if($TransInfo_KfAccount){  
1257.             $msg .= "<TransInfo>  
1258.         <KfAccount>%s</KfAccount>  
1259.     </TransInfo>";  
1260.         }  
1261.           
1262.         $msgTpl .= "</xml>";  
1263.   
1264.         return sprintf($msgTpl, $FromUserName, $ToUserName, time(), $TransInfo_KfAccount);  
1265.     }  
1266.       
1267.     public function __get($c){  
1268.         if(substr($c, 0, 1)!=\'_\'){  
1269.             if(in_array($c, array(\'Http\'))){  
1270.                 return parent::__get($c);  
1271.             }else{  
1272.                 $n = \'_\' . $c;  
1273.                 return $this->$n;  
1274.             }  
1275.         }  
1276.     }  
1277.       
1278.     /** 
1279.      * 生成签名 
1280.      * @param string $msg_encrypt 
1281.      * @param string $nonce 
1282.      * @param string $timestamp 
1283.      * @param string $token 
1284.      * @return string 
1285.      */  
1286.     public static function genearteSignature($msg_encrypt, $nonce, $timestamp, $token){  
1287.         $tmpArr = array($token, $timestamp, $nonce, $msg_encrypt);  
1288.         sort($tmpArr, SORT_STRING);  
1289.         $tmpStr = implode( $tmpArr );  
1290.         return sha1( $tmpStr );  
1291.     }  
1292.       
1293.     /** 
1294.      * 创建加密消息 
1295.      * @param string $encrypt_content 加密内容 
1296.      * @param string $nonce 随机数 
1297.      * @param int $timestamp 时间戳 
1298.      * @param string $signature 签名 
1299.      * @return string 
1300.      */  
1301.     public static function generateEncryptMessage($encrypt_content, $nonce, $timestamp, $signature)  
1302.     {  
1303.         $msgTpl = "<xml>  
1304. <Encrypt><![CDATA[%s]]></Encrypt>  
1305. <MsgSignature><![CDATA[%s]]></MsgSignature>  
1306. <TimeStamp>%s</TimeStamp>  
1307. <Nonce><![CDATA[%s]]></Nonce>  
1308. </xml>  
1309. ";  
1310.         return sprintf($msgTpl, $encrypt_content, $signature, $timestamp, $nonce);  
1311.     }  
1312.       
1313.     /** 
1314.      * 加密响应消息 
1315.      * @return string 
1316.      */  
1317.     protected function _encrypt_response($msg, $encodingkey){  
1318.         $msg_encrypt = $this->_encryptMsg($msg, $encodingkey);  
1319.         $nonce = WeixinApi_Kit::gen_random_number(11);  
1320.         $timestamp = time();  
1321.         $signature = self::genearteSignature($msg_encrypt, $nonce, $timestamp, $this->Config->AppToken);  
1322.       
1323.         return self::generateEncryptMessage($msg_encrypt, $nonce, $timestamp, $signature);  
1324.     }  
1325.       
1326.     /** 
1327.      * 对明文进行加密 
1328.      * @param string $msg 需要加密的明文 
1329.      * @param string $encodingkey 加密私钥 
1330.      * @return string|false 加密得到的密文，失败返回flase 
1331.      */  
1332.     protected function _encryptMsg($msg, $encodingkey=NULL)  
1333.     {  
1334.         $AESKey = base64_decode(($encodingkey?$encodingkey:$this->Config->AppEncodingAESKey) . "=");  
1335.       
1336.         // 获得16位随机字符串，填充到明文之前  
1337.         $random = WeixinApi_Kit::gen_random_string ( 16 );  
1338.         $msg = $random . pack ( "N", strlen ( $msg ) ) . $msg . $this->Config->AppId;  
1339.         // 网络字节序  
1340.         $size = mcrypt_get_block_size ( MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC );  
1341.         $module = mcrypt_module_open ( MCRYPT_RIJNDAEL_128, \'\', MCRYPT_MODE_CBC, \'\' );  
1342.         if(false===$module){  
1343.             return $this->_throw_exception(  
1344.                     "Cann\'t open an encryption descriptor"  
1345.                     , WXAPI_ERR_BAD_ENCRYPT  
1346.                     , $msg  
1347.                     , __FILE__, __LINE__  
1348.             );  
1349.         }  
1350.       
1351.         $iv = substr ( $AESKey, 0, 16 );  
1352.           
1353.         // 使用自定义的填充方式对明文进行补位填充  
1354.         $msg = WeixinApi_Kit::pkcs7_encode ( $msg, 32 );  
1355.         $init = mcrypt_generic_init ( $module, $AESKey, $iv );  
1356.         if(false===$init){  
1357.             return $this->_throw_exception(  
1358.                     "Cann\'t initialize buffers for encryption"  
1359.                     , WXAPI_ERR_BAD_ENCRYPT  
1360.                     , array(\'msg\' => $msg, \'mcrypt_generic_init return\' => $init)  
1361.                     , __FILE__, __LINE__  
1362.             );  
1363.         }elseif(-3==$init){  
1364.             return $this->_throw_exception(  
1365.                     "the key length was incorrect"  
1366.                     , WXAPI_ERR_BAD_ENCRYPT  
1367.                     , array(\'msg\' => $msg, \'mcrypt_generic_init return\' => $init)  
1368.                     , __FILE__, __LINE__  
1369.             );  
1370.         }elseif(-4==$init){  
1371.             return $this->_throw_exception(  
1372.                     "there was a memory allocation problem"  
1373.                     , WXAPI_ERR_BAD_ENCRYPT  
1374.                     , array(\'msg\' => $msg, \'mcrypt_generic_init return\' => $init)  
1375.                     , __FILE__, __LINE__  
1376.             );  
1377.         }elseif($init<0){  
1378.             return $this->_throw_exception(  
1379.                     "an unknown error occurred when initialize buffers for encryption"  
1380.                     , WXAPI_ERR_BAD_ENCRYPT  
1381.                     , array(\'msg\' => $msg, \'mcrypt_generic_init return\' => $init)  
1382.                     , __FILE__, __LINE__  
1383.             );  
1384.         }  
1385.       
1386.         // 加密  
1387.         $encrypted = mcrypt_generic ( $module, $msg );  
1388.         mcrypt_generic_deinit ( $module );  
1389.         mcrypt_module_close ( $module );  
1390.       
1391.         // print(base64_encode($encrypted));  
1392.         // 使用BASE64对加密后的字符串进行编码  
1393.         return base64_encode ( $encrypted );  
1394.     }  
1395. }  

1398. 个人公众号谢谢各位老铁支持