微信自动回复功能

/articles/QF3Qjm

<?phpdefine("TOKEN", "mzh"); //换成你的token$wechatObj = new wechatCallbackapiTest();if (isset($_GET['echostr'])) {//验证微信$wechatObj->valid();}else{ //回复消息$wechatObj->responseMsg();}class wechatCallbackapiTest{public function valid(){$echoStr = $_GET["echostr"];if($this->checkSignature()){echo $echoStr;exit;}}private function checkSignature(){$signature = $_GET["signature"];$timestamp = $_GET["timestamp"];$nonce = $_GET["nonce"];$token = TOKEN;$tmpArr = array($token, $timestamp, $nonce);sort($tmpArr);$tmpStr = implode( $tmpArr );$tmpStr = sha1( $tmpStr );if( $tmpStr == $signature ){return true;}else{return false;}}//回复消息public function responseMsg(){$postStr = $GLOBALS["HTTP_RAW_POST_DATA"];if (!empty($postStr)){$postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);$RX_TYPE = trim($postObj->MsgType);switch ($RX_TYPE){case "text":$resultStr = $this->receiveText($postObj);break;case "image":$resultStr = $this->receiveImage($postObj);break;case "location":$resultStr = $this->receiveLocation($postObj);break;case "voice":$resultStr = $this->receiveVoice($postObj);break;case "video":$resultStr = $this->receiveVideo($postObj);break;case "link":$resultStr = $this->receiveLink($postObj);break;case "event":$resultStr = $this->receiveEvent($postObj);break;default:$resultStr = "unknow msg type: ".$RX_TYPE;break;}echo $resultStr;}else {echo "";exit;}}//接收文本消息private function receiveText($object){$keyword = trim($object->Content);$url = "/movie/?appkey=DIY_miaomiao&name=".$keyword;$output = file_get_contents($url,$keyword);$contentStr = json_decode($output, true);if (is_array($contentStr)){$resultStr = $this->transmitNews($object, $contentStr);}else{$resultStr = $this->transmitText($object, $contentStr);}return $resultStr;}//接收事件，关注等private function receiveEvent($object){$contentStr = "";switch ($object->Event){case "subscribe":$contentStr = "你关注了我"; //关注后回复内容break;case "unsubscribe":$contentStr = "";break;case "CLICK":$contentStr = $this->receiveClick($object); //点击事件break;default:$contentStr = "receive a new event: ".$object->Event;break;}return $contentStr;}//接收图片private function receiveImage($object){$contentStr = "你发送的是图片，地址为：".$object->PicUrl;$resultStr = $this->transmitText($object, $contentStr);return $resultStr;}//接收语音private function receiveVoice($object){$contentStr = "你发送的是语音，媒体ID为：".$object->MediaId;$resultStr = $this->transmitText($object, $contentStr);return $resultStr;}//接收视频private function receiveVideo($object){$contentStr = "你发送的是视频，媒体ID为：".$object->MediaId;$resultStr = $this->transmitText($object, $contentStr);return $resultStr;}//位置消息private function receiveLocation($object){$contentStr = "你发送的是位置，纬度为：".$object->Location_X."；经度为：".$object->Location_Y."；缩放级别为：".$object->Scale."；位置为：".$object->Label;$resultStr = $this->transmitText($object, $contentStr);return $resultStr;}//链接消息private function receiveLink($object){$contentStr = "你发送的是链接，标题为：".$object->Title."；内容为：".$object->Description."；链接地址为：".$object->Url;$resultStr = $this->transmitText($object, $contentStr);return $resultStr;}//点击菜单消息private function receiveClick($object){switch ($object->EventKey){case "1":$contentStr = "猫咪酱个性DIY服装，我们专业定制个性【班服，情侣装，亲子装等，有长短T恤，卫衣，长短裤】 来图印制即可，给你温馨可爱的TA，有事可直接留言微信";break;case "2":$contentStr = "你点击了菜单: ".$object->EventKey;break;case "3":$contentStr = "是傻逼";break;default:$contentStr = "你点击了菜单: ".$object->EventKey;break;}//两种回复if (is_array($contentStr)){$resultStr = $this->transmitNews($object, $contentStr);}else{$resultStr = $this->transmitText($object, $contentStr);}return $resultStr;}//回复文本消息private function transmitText($object, $content){$textTpl = "<xml><ToUserName><![CDATA[%s]]></ToUserName><FromUserName><![CDATA[%s]]></FromUserName><CreateTime>%s</CreateTime><MsgType><![CDATA[text]]></MsgType><Content><![CDATA[%s]]></Content></xml>";$resultStr = sprintf($textTpl, $object->FromUserName, $object->ToUserName, time(), $content);return $resultStr;} //回复图文private function transmitNews($object, $arr_item){if(!is_array($arr_item))return;$itemTpl = " <item><Title><![CDATA[%s]]></Title><Description><![CDATA[%s]]></Description><PicUrl><![CDATA[%s]]></PicUrl><Url><![CDATA[%s]]></Url></item>";$item_str = "";foreach ($arr_item as $item)$item_str .= sprintf($itemTpl, $item['Title'], $item['Description'], $item['PicUrl'], $item['Url']);$newsTpl = "<xml><ToUserName><![CDATA[%s]]></ToUserName><FromUserName><![CDATA[%s]]></FromUserName><CreateTime>%s</CreateTime><MsgType><![CDATA[news]]></MsgType><Content><![CDATA[]]></Content><ArticleCount>%s</ArticleCount><Articles>$item_str</Articles></xml>";$resultStr = sprintf($newsTpl, $object->FromUserName, $object->ToUserName, time(), count($arr_item));return $resultStr;}//音乐消息private function transmitMusic($object, $musicArray, $flag = 0){$itemTpl = "<Music><Title><![CDATA[%s]]></Title><Description><![CDATA[%s]]></Description><MusicUrl><![CDATA[%s]]></MusicUrl><HQMusicUrl><![CDATA[%s]]></HQMusicUrl></Music>";$item_str = sprintf($itemTpl, $musicArray['Title'], $musicArray['Description'], $musicArray['MusicUrl'], $musicArray['HQMusicUrl']);$textTpl = "<xml><ToUserName><![CDATA[%s]]></ToUserName><FromUserName><![CDATA[%s]]></FromUserName><CreateTime>%s</CreateTime><MsgType><![CDATA[music]]></MsgType>$item_str<FuncFlag>%d</FuncFlag></xml>"; $resultStr = sprintf($textTpl, $object->FromUserName, $object->ToUserName, time(), $flag);return $resultStr;}}?>

来源：/articles/QF3Qjm