XML消息解析_php

初识php——微信消息处理

<?php

$test = new weixin();
$test->Message();

class weixin{
    public function Message(){
        $postStr = $GLOBALS["HTTP_RAW_POST_DATA"];
        if (!empty($postStr)){
            $postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);
            $fromUsername = $postObj->FromUserName;
            $toUsername = $postObj->ToUserName;
            $createTime = trim($postObj->CreateTime);
            $createtime = date('Y/m/d H:i:s', $createTime); 
            $msgType = trim($postObj->MsgType);
            $result = "FromUserName(来自)：{$fromUsername}
"
            ."ToUserName(发送至)：{$toUsername}
"
            ."CreateTime(时间)：{$createtime}
"
            ."MsgType(消息类型)：{$msgType}
";
            switch ($msgType){
                case "event":
                    $result = $result.$this->receiveEvent($postObj);
                    break;
                case "text":
                    $result = $result.$this->receiveText($postObj);
                    break;
            }
            echo "原始消息
";
            echo $postStr ;
            echo "

解析结果
";
            echo $result;
        }
        else{
            echo "";
            exit;
        }
    }
    
    private function receiveEvent($postObj){
        $event =  $postObj->Event;
        $eventKey = $postObj->EventKey;
        $result = "Event(事件)：{$event}
"
        ."EventKey(事件值)：{$eventKey}";
        return $result;
    }
    
    private function receiveText($postObj){
        $keyword = trim($postObj->Content);    
        $msgId = $postObj->MsgId;
        $result = "Content(文本内容)：{$keyword}
"
        ."MsgId(文本消息标识号)：{$msgId}";
        return $result;
    }
}

?>

 解析结果：

(1) 菜单单击事件消息解析：

(2)文本消息解析：