微信公眾號自動回複範例程式碼，自動回複範例程式碼

公眾號自動回複範例程式碼，自動回複範例程式碼

<?phpdefine("TOKEN", "weixin");$wechatObj = new wechatCallbackapiTest();$wechatObj->responseMsg();class wechatCallbackapiTest{    public function responseMsg()    {//get post data, May be due to the different environments$postStr = $GLOBALS["HTTP_RAW_POST_DATA"];      //extract post dataif (!empty($postStr)){                /* libxml_disable_entity_loader is to prevent XML eXternal Entity Injection,                   the best way is to check the validity of xml by yourself */                libxml_disable_entity_loader(true);              $postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);                $fromUsername = $postObj->FromUserName;                $toUsername = $postObj->ToUserName;                $keyword = trim($postObj->Content);                $time = time();                $textTpl = "<xml><ToUserName><![CDATA[%s]]></ToUserName><FromUserName><![CDATA[%s]]></FromUserName><CreateTime>%s</CreateTime><MsgType><![CDATA[%s]]></MsgType><Content><![CDATA[%s]]></Content><FuncFlag>0</FuncFlag></xml>";             if(!empty($keyword ))                {              $msgType = "text";                    $contentStr = "Welcome to wechat world!";//改了！                $resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, $msgType,trans($keyword));                echo $resultStr;                }else{                echo "Input something...";                }        }else {        echo "啊啊啊";        exit;        }    }private function checkSignature(){        // you must define TOKEN by yourself        if (!defined("TOKEN")) {            throw new Exception('TOKEN is not defined!');        }                $signature = $_GET["signature"];        $timestamp = $_GET["timestamp"];        $nonce = $_GET["nonce"];        $token = TOKEN;$tmpArr = array($token, $timestamp, $nonce);        // use SORT_STRING rulesort($tmpArr, SORT_STRING);$tmpStr = implode( $tmpArr );$tmpStr = sha1( $tmpStr );if( $tmpStr == $signature ){return true;}else{return false;}}}function trans($content){$content=urlencode($content);$api='aaaaaaaaaa';$url="http://openapi.baidu.com/public/2.0/bmt/translate?client_id=$api&q=$content&from=auto&to=auto";$str=file_get_contents($url);$tmp=json_decode($str);$con=$tmp->trans_result;    //echo $con[0]->dst."<br>";    //$url="http://openapi.baidu.com/public/2.0/bmt/translate?client_id=$api&q=".$con[0]->dst."&from=auto&to=auto";    //$str=file_get_contents($url);    //$tmp=json_decode($str);    //$con=$tmp->trans_result;return $con[0]->dst;}?>