官方提供的SDK只有一个文本消息功能，我们将所有消息的消息类型及事件响应都整理了进来，并且加入日志记录，代码如下：
1 <?php 2 /* 3 卓越工作室 4 CopyRight 2014 All Rights Reserved 5 */ 6 7 define("TOKEN", "weixin"); 8 9 $wechatObj = new wechatCallbackapiTest(); 10 if (!isset($_GET[‘echostr‘])) { 11 $wechatObj->responseMsg(); 12 }else{ 13 $wechatObj->valid(); 14 } 15 16 class wechatCallbackapiTest 17 { 18 public function valid() 19 { 20 $echoStr = $_GET["echostr"]; 21 if($this->checkSignature()){ 22 echo $echoStr; 23 exit; 24 } 25 } 26 27 private function checkSignature() 28 { 29 $signature = $_GET["signature"]; 30 $timestamp = $_GET["timestamp"]; 31 $nonce = $_GET["nonce"]; 32 $token = TOKEN; 33 $tmpArr = array($token, $timestamp, $nonce); 34 sort($tmpArr, SORT_STRING); 35 $tmpStr = implode($tmpArr); 36 $tmpStr = sha1($tmpStr); 37 38 if($tmpStr == $signature){ 39 return true; 40 }else{ 41 return false; 42 } 43 } 44 45 public function responseMsg() 46 { 47 $postStr = $GLOBALS["HTTP_RAW_POST_DATA"]; 48 if (!empty($postStr)){ 49 $this->logger("R ".$postStr); 50 $postObj = simplexml_load_string($postStr, ‘SimpleXMLElement‘, LIBXML_NOCDATA); 51 $RX_TYPE = trim($postObj->MsgType); 52 53 switch ($RX_TYPE) 54 { 55 case "event": 56 $result = $this->receiveEvent($postObj); 57 break; 58 case "text": 59 $result = $this->receiveText($postObj); 60 break; 61 case "image": 62 $result = $this->receiveImage($postObj); 63 break; 64 case "location": 65 $result = $this->receiveLocation($postObj); 66 break; 67 case "voice": 68 $result = $this->receiveVoice($postObj); 69 break; 70 case "video": 71 $result = $this->receiveVideo($postObj); 72 break; 73 case "link": 74 $result = $this->receiveLink($postObj); 75 break; 76 default: 77 $result = "unknow msg type: ".$RX_TYPE; 78 break; 79 } 80 $this->logger("T ".$result); 81 echo $result; 82 }else { 83 echo ""; 84 exit; 85 } 86 } 87 88 private function receiveEvent($object) 89 { 90 $content = ""; 91 switch ($object->Event) 92 { 93 case "subscribe": 94 $content = "欢迎关注卓越工作室 "; 95 $content .= (!empty($object->EventKey))?("\n来自二维码场景 ".str_replace("qrscene_","",$object->EventKey)):""; 96 break; 97 case "unsubscribe": 98 $content = "取消关注"; 99 break; 100 case "SCAN": 101 $content = "扫描场景 ".$object->EventKey; 102 break; 103 case "CLICK": 104 switch ($object->EventKey) 105 { 106 case "COMPANY": 107 $content = "卓越工作室提供互联网相关产品与服务。"; 108 break; 109 default: 110 $content = "点击菜单：".$object->EventKey; 111 break; 112 } 113 break; 114 case "LOCATION": 115 $content = "上传位置：纬度 ".$object->Latitude.";经度 ".$object->Longitude; 116 break; 117 default: 118 $content = "receive a new event: ".$object->Event; 119 break; 120 } 121 $result = $this->transmitText($object, $content); 122 return $result; 123 } 124 125 private function receiveText($object) 126 { 127 $keyword = trim($object->Content); 128 switch ($keyword) 129 { 130 case "文本": 131 $content = "这是个文本消息"; 132 break; 133 case "图文": 134 case "单图文": 135 $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"); 136 break; 137 case "多图文": 138 $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"); 139 $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"); 140 $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"); 141 break; 142 case "音乐": 143 $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"); 144 break; 145 default: 146 $content = "当前时间：".date("Y-m-d H:i:s",time()); 147 break; 148 } 149 if(is_array($content)){ 150 if (isset($content[0][‘PicUrl‘])){ 151 $result = $this->transmitNews($object, $content); 152 }else if (isset($content[‘MusicUrl‘])){ 153 $result = $this->transmitMusic($object, $content); 154 } 155 }else{ 156 $result = $this->transmitText($object, $content); 157 } 158 return $result; 159 } 160 161 private function receiveImage($object) 162 { 163 $content = array("MediaId"=>$object->MediaId); 164 $result = $this->transmitImage($object, $content); 165 return $result; 166 } 167 168 private function receiveLocation($object) 169 { 170 $content = "你发送的是位置，纬度为：".$object->Location_X."；经度为：".$object->Location_Y."；缩放级别为：".$object->Scale."；位置为：".$object->Label; 171 $result = $this->transmitText($object, $content); 172 return $result; 173 } 174 175 private function receiveVoice($object) 176 { 177 if (empty($object->Recognition)){ 178 $content = array("MediaId"=>$object->MediaId); 179 $result = $this->transmitVoice($object, $content); 180 }else{ 181 $content = "你刚才说的是：".$object->Recognition; 182 $result = $this->transmitText($object, $content); 183 } 184 185 return $result; 186 } 187 188 private function receiveVideo($object) 189 { 190 $content = array("MediaId"=>$object->MediaId, "ThumbMediaId"=>$object->ThumbMediaId, "Title"=>"", "Description"=>""); 191 $result = $this->transmitVideo($object, $content); 192 return $result; 193 } 194 195 private function receiveLink($object) 196 { 197 $content = "你发送的是链接，标题为：".$object->Title."；内容为：".$object->Description."；链接地址为：".$object->Url; 198 $result = $this->transmitText($object, $content); 199 return $result; 200 } 201 202 private function transmitText($object, $content) 203 { 204 $textTpl = "<xml> 205 <ToUserName><![CDATA[%s]]></ToUserName> 206 <FromUserName><![CDATA[%s]]></FromUserName> 207 <CreateTime>%s</CreateTime> 208 <MsgType><![CDATA[text]]></MsgType> 209 <Content><![CDATA[%s]]></Content> 210 </xml>"; 211 $result = sprintf($textTpl, $object->FromUserName, $object->ToUserName, time(), $content); 212 return $result; 213 } 214 215 private function transmitImage($object, $imageArray) 216 { 217 $itemTpl = "<Image> 218 <MediaId><![CDATA[%s]]></MediaId> 219 </Image>"; 220 221 $item_str = sprintf($itemTpl, $imageArray[‘MediaId‘]); 222 223 $textTpl = "<xml> 224 <ToUserName><![CDATA[%s]]></ToUserName> 225 <FromUserName><![CDATA[%s]]></FromUserName> 226 <CreateTime>%s</CreateTime> 227 <MsgType><![CDATA[image]]></MsgType> 228 $item_str 229 </xml>"; 230 231 $result = sprintf($textTpl, $object->FromUserName, $object->ToUserName, time()); 232 return $result; 233 } 234 235 private function transmitVoice($object, $voiceArray) 236 { 237 $itemTpl = "<Voice> 238 <MediaId><![CDATA[%s]]></MediaId> 239 </Voice>"; 240 241 $item_str = sprintf($itemTpl, $voiceArray[‘MediaId‘]); 242 243 $textTpl = "<xml> 244 <ToUserName><![CDATA[%s]]></ToUserName> 245 <FromUserName><![CDATA[%s]]></FromUserName> 246 <CreateTime>%s</CreateTime> 247 <MsgType><![CDATA[voice]]></MsgType> 248 $item_str 249 </xml>"; 250 251 $result = sprintf($textTpl, $object->FromUserName, $object->ToUserName, time()); 252 return $result; 253 } 254 255 private function transmitVideo($object, $videoArray) 256 { 257 $itemTpl = "<Video> 258 <MediaId><![CDATA[%s]]></MediaId> 259 <ThumbMediaId><![CDATA[%s]]></ThumbMediaId> 260 <Title><![CDATA[%s]]></Title> 261 <Description><![CDATA[%s]]></Description> 262 </Video>"; 263 264 $item_str = sprintf($itemTpl, $videoArray[‘MediaId‘], $videoArray[‘ThumbMediaId‘], $videoArray[‘Title‘], $videoArray[‘Description‘]); 265 266 $textTpl = "<xml> 267 <ToUserName><![CDATA[%s]]></ToUserName> 268 <FromUserName><![CDATA[%s]]></FromUserName> 269 <CreateTime>%s</CreateTime> 270 <MsgType><![CDATA[video]]></MsgType> 271 $item_str 272 </xml>"; 273 274 $result = sprintf($textTpl, $object->FromUserName, $object->ToUserName, time()); 275 return $result; 276 } 277 278 private function transmitNews($object, $newsArray) 279 { 280 if(!is_array($newsArray)){ 281 return; 282 } 283 $itemTpl = " <item> 284 <Title><![CDATA[%s]]></Title> 285 <Description><![CDATA[%s]]></Description> 286 <PicUrl><![CDATA[%s]]></PicUrl> 287 <Url><![CDATA[%s]]></Url> 288 </item> 289 "; 290 $item_str = ""; 291 foreach ($newsArray as $item){ 292 $item_str .= sprintf($itemTpl, $item[‘Title‘], $item[‘Description‘], $item[‘PicUrl‘], $item[‘Url‘]); 293 } 294 $newsTpl = "<xml> 295 <ToUserName><![CDATA[%s]]></ToUserName> 296 <FromUserName><![CDATA[%s]]></FromUserName> 297 <CreateTime>%s</CreateTime> 298 <MsgType><![CDATA[news]]></MsgType> 299 <Content><![CDATA[]]></Content> 300 <ArticleCount>%s</ArticleCount> 301 <Articles> 302 $item_str</Articles> 303 </xml>"; 304 305 $result = sprintf($newsTpl, $object->FromUserName, $object->ToUserName, time(), count($newsArray)); 306 return $result; 307 } 308 309 private function transmitMusic($object, $musicArray) 310 { 311 $itemTpl = "<Music> 312 <Title><![CDATA[%s]]></Title> 313 <Description><![CDATA[%s]]></Description> 314 <MusicUrl><![CDATA[%s]]></MusicUrl> 315 <HQMusicUrl><![CDATA[%s]]></HQMusicUrl> 316 </Music>"; 317 318 $item_str = sprintf($itemTpl, $musicArray[‘Title‘], $musicArray[‘Description‘], $musicArray[‘MusicUrl‘], $musicArray[‘HQMusicUrl‘]); 319 320 $textTpl = "<xml> 321 <ToUserName><![CDATA[%s]]></ToUserName> 322 <FromUserName><![CDATA[%s]]></FromUserName> 323 <CreateTime>%s</CreateTime> 324 <MsgType><![CDATA[music]]></MsgType> 325 $item_str 326 </xml>"; 327 328 $result = sprintf($textTpl, $object->FromUserName, $object->ToUserName, time()); 329 return $result; 330 } 331 332 private function logger($log_content) 333 { 334 if(isset($_SERVER[‘HTTP_APPNAME‘])){ //SAE 335 sae_set_display_errors(false); 336 sae_debug($log_content); 337 sae_set_display_errors(true); 338 }else if($_SERVER[‘REMOTE_ADDR‘] != "127.0.0.1"){ //LOCAL 339 $max_size = 10000; 340 $log_filename = "log.xml"; 341 if(file_exists($log_filename) and (abs(filesize($log_filename)) > $max_size)){unlink($log_filename);} 342 file_put_contents($log_filename, date(‘H:i:s‘)." ".$log_content."\r\n", FILE_APPEND); 343 } 344 } 345 } 346 347 348 ?>