微信公众平台开发接口PHP SDK完整版

  1 <?php
  2 /*
  3     方倍工作室
  4     http://www.cnblogs.com/txw1958/
  5     CopyRight 2014 All Rights Reserved
  6 */
  7 
  8 define("TOKEN", "weixin");
  9 
 10 $wechatObj = new wechatCallbackapiTest();
 11 if (!isset($_GET['echostr'])) {
 12     $wechatObj->responseMsg();
 13 }else{
 14     $wechatObj->valid();
 15 }
 16 
 17 class wechatCallbackapiTest
 18 {
 19     //验证签名
 20     public function valid()
 21     {
 22         $echoStr = $_GET["echostr"];
 23         $signature = $_GET["signature"];
 24         $timestamp = $_GET["timestamp"];
 25         $nonce = $_GET["nonce"];
 26         $token = TOKEN;
 27         $tmpArr = array($token, $timestamp, $nonce);
 28         sort($tmpArr);
 29         $tmpStr = implode($tmpArr);
 30         $tmpStr = sha1($tmpStr);
 31         if($tmpStr == $signature){
 32             echo $echoStr;
 33             exit;
 34         }
 35     }
 36 
 37     //响应消息
 38     public function responseMsg()
 39     {
 40         $postStr = $GLOBALS["HTTP_RAW_POST_DATA"];
 41         if (!empty($postStr)){
 42             $this->logger("R ".$postStr);
 43             $postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);
 44             $RX_TYPE = trim($postObj->MsgType);
 45              
 46             //消息类型分离
 47             switch ($RX_TYPE)
 48             {
 49                 case "event":
 50                     $result = $this->receiveEvent($postObj);
 51                     break;
 52                 case "text":
 53                     $result = $this->receiveText($postObj);
 54                     break;
 55                 case "image":
 56                     $result = $this->receiveImage($postObj);
 57                     break;
 58                 case "location":
 59                     $result = $this->receiveLocation($postObj);
 60                     break;
 61                 case "voice":
 62                     $result = $this->receiveVoice($postObj);
 63                     break;
 64                 case "video":
 65                     $result = $this->receiveVideo($postObj);
 66                     break;
 67                 case "link":
 68                     $result = $this->receiveLink($postObj);
 69                     break;
 70                 default:
 71                     $result = "unknown msg type: ".$RX_TYPE;
 72                     break;
 73             }
 74             $this->logger("T ".$result);
 75             echo $result;
 76         }else {
 77             echo "";
 78             exit;
 79         }
 80     }
 81 
 82     //接收事件消息
 83     private function receiveEvent($object)
 84     {
 85         $content = "";
 86         switch ($object->Event)
 87         {
 88             case "subscribe":
 89                 $content = "欢迎关注方倍工作室 ";
 90                 $content .= (!empty($object->EventKey))?("\n来自二维码场景 ".str_replace("qrscene_","",$object->EventKey)):"";
 91                 break;
 92             case "unsubscribe":
 93                 $content = "取消关注";
 94                 break;
 95             case "SCAN":
 96                 $content = "扫描场景 ".$object->EventKey;
 97                 break;
 98             case "CLICK":
 99                 switch ($object->EventKey)
100                 {
101                     case "COMPANY":
102                         $content = array();
103                         $content[] = array("Title"=>"多图文1标题", "Description"=>"", "PicUrl"=>"http://discuz.comli.com/weixin/weather/icon/cartoon.jpg", "Url" =>"http://m.cnblogs.com/?u=txw1958");
104                         break;
105                     default:
106                         $content = "点击菜单：".$object->EventKey;
107                         break;
108                 }
109                 break;
110             case "LOCATION":
111                 $content = "上传位置：纬度 ".$object->Latitude.";经度 ".$object->Longitude;
112                 break;
113             case "VIEW":
114                 $content = "跳转链接 ".$object->EventKey;
115                 break;
116             case "MASSSENDJOBFINISH":
117                 $content = "消息ID：".$object->MsgID."，结果：".$object->Status."，粉丝数：".$object->TotalCount."，过滤：".$object->FilterCount."，发送成功：".$object->SentCount."，发送失败：".$object->ErrorCount;
118                 break;
119             default:
120                 $content = "receive a new event: ".$object->Event;
121                 break;
122         }
123         if(is_array($content)){
124             if (isset($content[0])){
125                 $result = $this->transmitNews($object, $content);
126             }else if (isset($content['MusicUrl'])){
127                 $result = $this->transmitMusic($object, $content);
128             }
129         }else{
130             $result = $this->transmitText($object, $content);
131         }
132 
133         return $result;
134     }
135 
136     //接收文本消息
137     private function receiveText($object)
138     {
139         $keyword = trim($object->Content);
140         //多客服人工回复模式
141         if (strstr($keyword, "您好") || strstr($keyword, "你好") || strstr($keyword, "在吗")){
142             $result = $this->transmitService($object);
143         }
144         //自动回复模式
145         else{
146             if (strstr($keyword, "文本")){
147                 $content = "这是个文本消息";
148             }else if (strstr($keyword, "单图文")){
149                 $content = array();
150                 $content[] = array("Title"=>"单图文标题",  "Description"=>"单图文内容", "PicUrl"=>"http://discuz.comli.com/weixin/weather/icon/cartoon.jpg", "Url" =>"http://m.cnblogs.com/?u=txw1958");
151             }else if (strstr($keyword, "图文") || strstr($keyword, "多图文")){
152                 $content = array();
153                 $content[] = array("Title"=>"多图文1标题", "Description"=>"", "PicUrl"=>"http://discuz.comli.com/weixin/weather/icon/cartoon.jpg", "Url" =>"http://m.cnblogs.com/?u=txw1958");
154                 $content[] = array("Title"=>"多图文2标题", "Description"=>"", "PicUrl"=>"http://d.hiphotos.bdimg.com/wisegame/pic/item/f3529822720e0cf3ac9f1ada0846f21fbe09aaa3.jpg", "Url" =>"http://m.cnblogs.com/?u=txw1958");
155                 $content[] = array("Title"=>"多图文3标题", "Description"=>"", "PicUrl"=>"http://g.hiphotos.bdimg.com/wisegame/pic/item/18cb0a46f21fbe090d338acc6a600c338644adfd.jpg", "Url" =>"http://m.cnblogs.com/?u=txw1958");
156             }else if (strstr($keyword, "音乐")){
157                 $content = array();
158                 $content = array("Title"=>"最炫民族风", "Description"=>"歌手：凤凰传奇", "MusicUrl"=>"http://121.199.4.61/music/zxmzf.mp3", "HQMusicUrl"=>"http://121.199.4.61/music/zxmzf.mp3");
159             }else{
160                 $content = date("Y-m-d H:i:s",time())."\n技术支持 方倍工作室";
161             }
162             
163             if(is_array($content)){
164                 if (isset($content[0]['PicUrl'])){
165                     $result = $this->transmitNews($object, $content);
166                 }else if (isset($content['MusicUrl'])){
167                     $result = $this->transmitMusic($object, $content);
168                 }
169             }else{
170                 $result = $this->transmitText($object, $content);
171             }
172         }
173 
174         return $result;
175     }
176 
177     //接收图片消息
178     private function receiveImage($object)
179     {
180         $content = array("MediaId"=>$object->MediaId);
181         $result = $this->transmitImage($object, $content);
182         return $result;
183     }
184 
185     //接收位置消息
186     private function receiveLocation($object)
187     {
188         $content = "你发送的是位置，纬度为：".$object->Location_X."；经度为：".$object->Location_Y."；缩放级别为：".$object->Scale."；位置为：".$object->Label;
189         $result = $this->transmitText($object, $content);
190         return $result;
191     }
192 
193     //接收语音消息
194     private function receiveVoice($object)
195     {
196         if (isset($object->Recognition) && !empty($object->Recognition)){
197             $content = "你刚才说的是：".$object->Recognition;
198             $result = $this->transmitText($object, $content);
199         }else{
200             $content = array("MediaId"=>$object->MediaId);
201             $result = $this->transmitVoice($object, $content);
202         }
203 
204         return $result;
205     }
206 
207     //接收视频消息
208     private function receiveVideo($object)
209     {
210         $content = array("MediaId"=>$object->MediaId, "ThumbMediaId"=>$object->ThumbMediaId, "Title"=>"", "Description"=>"");
211         $result = $this->transmitVideo($object, $content);
212         return $result;
213     }
214 
215     //接收链接消息
216     private function receiveLink($object)
217     {
218         $content = "你发送的是链接，标题为：".$object->Title."；内容为：".$object->Description."；链接地址为：".$object->Url;
219         $result = $this->transmitText($object, $content);
220         return $result;
221     }
222 
223     //回复文本消息
224     private function transmitText($object, $content)
225     {
226         $xmlTpl = "<xml>
227 <ToUserName><![CDATA[%s]]></ToUserName>
228 <FromUserName><![CDATA[%s]]></FromUserName>
229 <CreateTime>%s</CreateTime>
230 <MsgType><![CDATA[text]]></MsgType>
231 <Content><![CDATA[%s]]></Content>
232 </xml>";
233         $result = sprintf($xmlTpl, $object->FromUserName, $object->ToUserName, time(), $content);
234         return $result;
235     }
236 
237     //回复图片消息
238     private function transmitImage($object, $imageArray)
239     {
240         $itemTpl = "<Image>
241     <MediaId><![CDATA[%s]]></MediaId>
242 </Image>";
243 
244         $item_str = sprintf($itemTpl, $imageArray['MediaId']);
245 
246         $xmlTpl = "<xml>
247 <ToUserName><![CDATA[%s]]></ToUserName>
248 <FromUserName><![CDATA[%s]]></FromUserName>
249 <CreateTime>%s</CreateTime>
250 <MsgType><![CDATA[image]]></MsgType>
251 $item_str
252 </xml>";
253 
254         $result = sprintf($xmlTpl, $object->FromUserName, $object->ToUserName, time());
255         return $result;
256     }
257 
258     //回复语音消息
259     private function transmitVoice($object, $voiceArray)
260     {
261         $itemTpl = "<Voice>
262     <MediaId><![CDATA[%s]]></MediaId>
263 </Voice>";
264 
265         $item_str = sprintf($itemTpl, $voiceArray['MediaId']);
266 
267         $xmlTpl = "<xml>
268 <ToUserName><![CDATA[%s]]></ToUserName>
269 <FromUserName><![CDATA[%s]]></FromUserName>
270 <CreateTime>%s</CreateTime>
271 <MsgType><![CDATA[voice]]></MsgType>
272 $item_str
273 </xml>";
274 
275         $result = sprintf($xmlTpl, $object->FromUserName, $object->ToUserName, time());
276         return $result;
277     }
278 
279     //回复视频消息
280     private function transmitVideo($object, $videoArray)
281     {
282         $itemTpl = "<Video>
283     <MediaId><![CDATA[%s]]></MediaId>
284     <ThumbMediaId><![CDATA[%s]]></ThumbMediaId>
285     <Title><![CDATA[%s]]></Title>
286     <Description><![CDATA[%s]]></Description>
287 </Video>";
288 
289         $item_str = sprintf($itemTpl, $videoArray['MediaId'], $videoArray['ThumbMediaId'], $videoArray['Title'], $videoArray['Description']);
290 
291         $xmlTpl = "<xml>
292 <ToUserName><![CDATA[%s]]></ToUserName>
293 <FromUserName><![CDATA[%s]]></FromUserName>
294 <CreateTime>%s</CreateTime>
295 <MsgType><![CDATA[video]]></MsgType>
296 $item_str
297 </xml>";
298 
299         $result = sprintf($xmlTpl, $object->FromUserName, $object->ToUserName, time());
300         return $result;
301     }
302 
303     //回复图文消息
304     private function transmitNews($object, $newsArray)
305     {
306         if(!is_array($newsArray)){
307             return;
308         }
309         $itemTpl = "    <item>
310         <Title><![CDATA[%s]]></Title>
311         <Description><![CDATA[%s]]></Description>
312         <PicUrl><![CDATA[%s]]></PicUrl>
313         <Url><![CDATA[%s]]></Url>
314     </item>
315 ";
316         $item_str = "";
317         foreach ($newsArray as $item){
318             $item_str .= sprintf($itemTpl, $item['Title'], $item['Description'], $item['PicUrl'], $item['Url']);
319         }
320         $xmlTpl = "<xml>
321 <ToUserName><![CDATA[%s]]></ToUserName>
322 <FromUserName><![CDATA[%s]]></FromUserName>
323 <CreateTime>%s</CreateTime>
324 <MsgType><![CDATA[news]]></MsgType>
325 <ArticleCount>%s</ArticleCount>
326 <Articles>
327 $item_str</Articles>
328 </xml>";
329 
330         $result = sprintf($xmlTpl, $object->FromUserName, $object->ToUserName, time(), count($newsArray));
331         return $result;
332     }
333 
334     //回复音乐消息
335     private function transmitMusic($object, $musicArray)
336     {
337         $itemTpl = "<Music>
338     <Title><![CDATA[%s]]></Title>
339     <Description><![CDATA[%s]]></Description>
340     <MusicUrl><![CDATA[%s]]></MusicUrl>
341     <HQMusicUrl><![CDATA[%s]]></HQMusicUrl>
342 </Music>";
343 
344         $item_str = sprintf($itemTpl, $musicArray['Title'], $musicArray['Description'], $musicArray['MusicUrl'], $musicArray['HQMusicUrl']);
345 
346         $xmlTpl = "<xml>
347 <ToUserName><![CDATA[%s]]></ToUserName>
348 <FromUserName><![CDATA[%s]]></FromUserName>
349 <CreateTime>%s</CreateTime>
350 <MsgType><![CDATA[music]]></MsgType>
351 $item_str
352 </xml>";
353 
354         $result = sprintf($xmlTpl, $object->FromUserName, $object->ToUserName, time());
355         return $result;
356     }
357 
358     //回复多客服消息
359     private function transmitService($object)
360     {
361         $xmlTpl = "<xml>
362 <ToUserName><![CDATA[%s]]></ToUserName>
363 <FromUserName><![CDATA[%s]]></FromUserName>
364 <CreateTime>%s</CreateTime>
365 <MsgType><![CDATA[transfer_customer_service]]></MsgType>
366 </xml>";
367         $result = sprintf($xmlTpl, $object->FromUserName, $object->ToUserName, time());
368         return $result;
369     }
370 
371     //日志记录
372     private function logger($log_content)
373     {
374         if(isset($_SERVER['HTTP_APPNAME'])){   //SAE
375             sae_set_display_errors(false);
376             sae_debug($log_content);
377             sae_set_display_errors(true);
378         }else if($_SERVER['REMOTE_ADDR'] != "127.0.0.1"){ //LOCAL
379             $max_size = 10000;
380             $log_filename = "log.xml";
381             if(file_exists($log_filename) and (abs(filesize($log_filename)) > $max_size)){unlink($log_filename);}
382             file_put_contents($log_filename, date('H:i:s')." ".$log_content."\r\n", FILE_APPEND);
383         }
384     }
385 }
386 ?>