怎样开启小程序客服功能

<?php

header(&#39;Content-type:text&#39;);

define(“TOKEN”, “mytoken”);

class Mi源码下载wcqh.cnni extends Controller{

private $appid = &#39;&#39;;

private $secret = &#39;&#39;;

public function check源码下载wcqh.cn(){     //校验服务器地址URL

if (isset($_GET[&#39;echostr&#39;])) {

$this->valid();

}else{

$this->responseMsg();源码下载wcqh.cn

}

}

public function valid()

{

$echoStr = $_GET[“echostr”];

if($this->checkSignature()){

header(&#39;conten源码下载wcqh.cnt-type:text&#39;);

echo $echoStr;

exit;

}else{

echo $echoStr.&#39;+++&#39;.TOKEN;

exit;

}

}

private function源码下载wcqh.cn checkSignature()

{

$signature = $_GET[“signature”];

$timestamp = $_GET[“timestamp”];

$nonce = $_GET[“no源码下载wcqh.cnnce”];

$token = TOKEN;

$tmpArr = array($token, $timestamp, $nonce);

sort($tmpArr, SORT_STRING);

$tmpStr 源码下载wcqh.cn= implode( $tmpArr );

$tmpStr = sha1( $tmpStr );

if( $tmpStr == $signature ){

return true;

}else{

return 源码下载wcqh.cnfalse;

}

}

public function responseMsg()

{

$postStr = file_get_contents(&#39;php://input&#39;);//因为我的环境是p源码下载wcqh.cnhp7

if (!empty($postStr) && is_string($postStr)){

$postArr = json_decode($postStr,true);

if(!empty($pos源码下载wcqh.cntArr[&#39;MsgType&#39;]) && $postArr[&#39;MsgType&#39;] == &#39;text&#39;){   //文本消息

$fromUsername = 源码下载wcqh.cn$postArr[&#39;FromUserName&#39;];   //发送者openid

$toUserName = $postArr[&#39;ToUserName&#39;];       /源码下载wcqh.cn/小程序id

$textTpl = array(

“ToUserName”=>$fromUsername,

“FromUserName”=>$toUserName,

“CreateTime”=>time(),源码下载wcqh.cn

“MsgType”=>”transfer_customer_service”,

);

exit(json_encode($textTpl));

}elseif(!empty($postArr[&#39;Ms源码下载wcqh.cngType&#39;]) && $postArr[&#39;MsgType&#39;] == &#39;image&#39;){ //图文消息

$fromUsername = $postArr[&#39源码下载wcqh.cn;FromUserName&#39;];   //发送者openid

$toUserName = $postArr[&#39;ToUserName&#39;];       //小程序id

$textTp源码下载wcqh.cnl = array(

“ToUserName”=>$fromUsername,

“FromUserName”=>$toUserName,

“CreateTime”=>time(),

“MsgType”=>”t源码下载wcqh.cnransfer_customer_service”,

);

exit(json_encode($textTpl));

}elseif($postArr[&#39;MsgType&#39;] == &#39;源码下载wcqh.cnevent&#39; && $postArr[&#39;Event&#39;]==&#39;user_enter_tempsession&#39;){

$fromUsername = $postArr[源码下载wcqh.cn&#39;FromUserName&#39;];

$data = array(

“touser”=>$fromUsername,

“msgtype”=>”link”,

“link”=>[

“title”=>&#源码下载wcqh.cn39;this is title&#39;,

“description”=> “Is Really A Happy Day”,

“url”:=>”URL”,

“thumb_url”=>”THUMB_URL”源码下载wcqh.cn

　　　　　　　　　　　　]

　　　　　　　　　 　);

$json = json_encode($data,JSON_UNESCAPED_UNICODE);

$access_token = $this->get_accessToken();

$url =源码下载wcqh.cn “https://api.weixin.qq.com/cgi-bin/message/custom/send?access_token=”.$access_token;

//将数据返给微信服务器进行转源码下载wcqh.cn发。

$this->curl_post($url,$json);

}else{

exit(&#39;aaa&#39;);

}

}else{

echo “”;

exit;

}

}

public function get_a源码下载wcqh.cnccessToken(){

if(cache(&#39;access_token&#39;)){

return cache(&#39;access_token&#39;);

}

/* 不在有效期，重新发送请求源码下载wcqh.cn，获取access_token */

else{

$url = “https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&源码下载wcqh.cnappid={$this->appid}&secret={$this->secret}”;

$result = curl_get_https($url);

$res = json_decode($resu源码下载wcqh.cnlt,true);   //json字符串转数组

if($res){

cache(&#39;access_token&#39;,$res[&#39;access_token&#39;],7100);

ret源码下载wcqh.cnurn cache(&#39;access_token&#39;);

}else{

return &#39;api return error&#39;;

}

}

}

/**

* @Author   callmelx源码下载wcqh.cn

* @DateTime 2018-10-06

* @return   [type]     [description]

*/

public function curl_post($url,$data=&#3源码下载wcqh.cn9;&#39;){

$curl = curl_init();

curl_setopt($curl, CURLOPT_URL, $url);

curl_setopt($curl, CURLOPT_POST, 源码下载wcqh.cn1); // 发送一个常规的Post请求

curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);

curl_setopt($curl, CURLOPT_SSL源码下载wcqh.cn_VERIFYHOST, FALSE);

if (!empty($data)){

curl_setopt($curl, CURLOPT_POSTFIELDS,$data);

}

curl_setopt($cu源码下载wcqh.cnrl, CURLOPT_RETURNTRANSFER, 1);

//curl_setopt($curl, CURLOPT_HTTPHEADER, $headers );

$output = curl_ex源码下载wcqh.cnec($curl);

if (curl_errno($curl)) {

echo &#39;Errno&#39;.curl_error($curl);//捕抓异常

}

curl_close($curl);

if源码下载wcqh.cn($output == 0){

echo &#39;success&#39;;exit;

}

}

}

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