crm/extend/wx/offiaccount/msg/ResponseMsg.php

<?php

/**
 * 微信被动回复用户消息
 * 当用户发送消息给公众号时，会产生一个POST请求，开发者可以在相应包中返回特定的xml结构来对消息进行回应
 */

namespace wx\offiaccount\msg;


use wx\Base;

class ResponseMsg extends Base
{
    /**
     * 消息回复
     * @param $data
     * @return string
     */
    public static function responseText($data)
    {
        $textTpl = "<xml>";
        $textTpl .= "<ToUserName><![CDATA[" . $data['ToUserName'] . "]]></ToUserName>";
        $textTpl .= "<FromUserName><![CDATA[" . $data['FromUserName'] . "]]></FromUserName>";
        $textTpl .= "<CreateTime>" . time() . "</CreateTime>";
        $textTpl .= "<MsgType><![CDATA[" . $data['MsgType'] . "]]></MsgType>";
        switch ($data['MsgType']) {
            case "text":
                $textTpl .= "<Content><![CDATA[" . $data['Content'] . "]]></Content>";
                break;
            case "image":
                $textTpl .= "<Image><MediaId><![CDATA[" . $data['MediaId'] . "]]></MediaId></Image>";
                break;
            case "voice":
                $textTpl .= "<Voice><MediaId><![CDATA[" . $data['MediaId'] . "]]></MediaId></Voice>";
                break;
            case "video":
                $textTpl .= "<Video>";
                $textTpl .= "<MediaId><![CDATA[" . $data['MediaId'] . "]]></MediaId>";
                if (!empty($data['Title']))
                    $textTpl .= "<Title><![CDATA[" . $data['Title'] . "]]></Title>";
                if (!empty($data['Description']))
                    $textTpl .= "<Description><![CDATA[" . $data['Description'] . "]]></Description>";
                $textTpl .= "</Video>";
                break;
            case "music":
                $textTpl .= "<Music>";
                if (!empty($data['Title']))
                    $textTpl .= "<Title><![CDATA[" . $data['Title'] . "]]></Title>";
                if (!empty($data['Description']))
                    $textTpl .= "<Description><![CDATA[" . $data['Description'] . "]]></Description>";
                if (!empty($data['MusicURL']))
                    $textTpl .= "<MusicURL><![CDATA[" . $data['MusicURL'] . "]]></MusicURL>";
                if (!empty($data['HQMusicUrl']))
                    $textTpl .= "<HQMusicUrl><![CDATA[" . $data['HQMusicUrl'] . "]]></HQMusicUrl>";
                $textTpl .= "<ThumbMediaId><![CDATA[" . $data['ThumbMediaId'] . "]]></ThumbMediaId>";
                $textTpl .= "</Music>";
                break;
            case "news":
                $textTpl .= "<ArticleCount><![CDATA[" . $data['ArticleCount'] . "]]></ArticleCount>";
                $textTpl .= "<Articles>";
                for ($i = 0; $i < $data['ArticleCount']; $i++) {
                    $textTpl .= "<item>";
                    $textTpl .= "<Title><![CDATA[" . $data['item'][$i]['Title'] . "]]></Title>";
                    $textTpl .= "<Description><![CDATA[" . $data['item'][$i]['Description'] . "]]></Description>";
                    $textTpl .= "<PicUrl><![CDATA[" . $data['item'][$i]['PicUrl'] . "]]></PicUrl>";
                    $textTpl .= "<Url><![CDATA[" . $data['item'][$i]['Url'] . "]]></Url>";
                    $textTpl .= "</item>";
                }
                $textTpl .= "</Articles>";
                break;
            default:
                break;
        }
        $textTpl .= "</xml>";
        return $textTpl;
    }
}