可以点歌的微信公共账号

在上篇文章里,我通过解析网页的方式获得了百度音乐的非官方API,将此接口与微信结合起来，就可以做一个点歌的公共账号

直接上源码吧!

<?php
/**
  * wechat php test
  */

//define your token
header("Content-Type: text/html; charset=utf-8");
require_once "simple_html_dom.php";
define("TOKEN", "ichat");
$wechatObj = new wechatCallbackapiTest();
//$wechatObj->valid();
$wechatObj->responseMsg();
class wechatCallbackapiTest
{
	public function valid()
    {
        $echoStr = $_GET["echostr"];

        //valid signature , option
        if($this->checkSignature()){
        	echo $echoStr;
        	exit;
        }
    }

    public function responseMsg()
    {
		//get post data, May be due to the different environments
		$postStr = $GLOBALS["HTTP_RAW_POST_DATA"];

      	//extract post data
		if (!empty($postStr)){
                
              	$postObj = simplexml_load_string($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>";   
               $musicTpl="
                    <xml>
                  <ToUserName><![CDATA[%s]]></ToUserName>
                  <FromUserName><![CDATA[%s]]></FromUserName>
                  <CreateTime>%s</CreateTime>
                  <MsgType><![CDATA[%s]]></MsgType>
                  <Music>
                  <Title><![CDATA[%s]]></Title>
                  <Description>%s</Description>
                  <MusicUrl><![CDATA[%s]]></MusicUrl>
                  <HQMusicUrl><![CDATA[%s]]></HQMusicUrl>
                   </Music>
                  <FuncFlag>0</FuncFlag>
                 </xml> ";
				if(!empty( $keyword ))
                     {
                      $msgType="music";
                     //$contentStr = "Welcome to wechat world!";
                     $test=new Test();
                     
                     $contentStr=array();
                     $contentStr=$test->baidumusic($keyword);               
                     $resultStr = sprintf($musicTpl, $fromUsername, $toUsername, $time, $msgType, $contentStr['title'],$contentStr['author'],$contentStr['url'],$contentStr['url']);
                     }
                       echo $resultStr;
                }else{
                	echo "Input something...";
                }

        }else {
        	echo "";
        	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 == $signature ){
			return true;
		}else{
			return false;
		}
	}
}
////////////////////////////////
class Test
{
   public function baidumusic($value)
   {
     $qurl='http://iopenapi.duapp.com/search.php?key='.$value;
     $fetch= new BaeFetchUrl();
     $content=$fetch->get($qurl);
     $result=json_decode($content,true);
     //return $result['response'];

     
    return array('title'=>$result['title'],'author'=>$result['author'],'url'=>$result['url']); 

}}?>