147 lines
5.4 KiB
PHP
147 lines
5.4 KiB
PHP
<?php
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define("TOKEN", ""); //填写自己的token
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class KefuController {
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public function index(){
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}
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public function checkServer(){ // 校验服务器地址URL
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echo('ssss');
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if ( isset ( $_GET ['echostr' ])) {
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$this -> valid();
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} else {
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$this -> responseMsg();
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}
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}
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public function valid()
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{
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$echoStr = $_GET ["echostr" ];
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if ( $this -> checkSignature()){
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header ('content-type:text' );
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echo $echoStr ;
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exit ;
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} else {
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echo $echoStr .'+++'. TOKEN;
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exit ;
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}
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}
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private function checkSignature()
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{
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$signature = $_GET ["signature" ];
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$timestamp = $_GET ["timestamp" ];
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$nonce = $_GET ["nonce" ];
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$token = TOKEN;
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$tmpArr = array ( $token , $timestamp , $nonce );
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sort ( $tmpArr , SORT_STRING);
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$tmpStr = implode ( $tmpArr );
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$tmpStr = sha1 ( $tmpStr );
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if ( $tmpStr == $signature ){
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return true ;
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} else {
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return false ;
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}
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}
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public function responseMsg()
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{
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$postStr = $GLOBALS ["HTTP_RAW_POST_DATA" ];
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if (! empty ( $postStr ) && is_string ( $postStr )){
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// 禁止引用外部xml实体
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//libxml_disable_entity_loader(true);
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//$postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);
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$postArr = json_decode( $postStr , true );
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if (! empty ( $postArr ['MsgType']) && $postArr ['MsgType'] = = 'text'){ // 文本消息
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$fromUsername = $postArr ['FromUserName']; // 发送者openid
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$toUserName = $postArr ['ToUserName']; // 小程序id
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$textTpl = array (
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"ToUserName" =>$fromUsername ,
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"FromUserName"=> $toUserName ,
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"CreateTime"=> time (),
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"MsgType"=>"transfer_customer_service",
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);
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exit (json_encode( $textTpl ));
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} elseif (! empty ( $postArr ['MsgType']) && $postArr ['MsgType'] == 'image'){ // 图文消息
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$fromUsername = $postArr ['FromUserName']; // 发送者openid
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$toUserName = $postArr ['ToUserName']; // 小程序id
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$textTpl = array (
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"ToUserName"=> $fromUsername ,
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"FromUserName"=> $toUserName ,
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"CreateTime"=> time (),
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"MsgType"=>"transfer_customer_service",
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);
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exit (json_encode( $textTpl ));
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} elseif ( $postArr ['MsgType'] == 'event' && $postArr ['Event']=='user_enter_tempsession'){ // 进入客服动作
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$fromUsername = $postArr ['FromUserName']; // 发送者openid
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$content = '您好，有什么能帮助你?' ;
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$data = array (
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"touser"=> $fromUsername ,
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"msgtype"=>"text",
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"text"=> array ("content"=> $content )
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);
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$json = json_encode( $data ,JSON_UNESCAPED_UNICODE); // php5.4+
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$access_token = $this -> get_accessToken();
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/*
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* POST发送https请求客服接口api
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*/
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$url = " https :// api . weixin . qq . com / cgi - bin / message / custom / send ? access _ token = ". $access_token ;
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// 以'json'格式发送post的https请求
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$ curl = curl_init();
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curl_setopt( $curl , CURLOPT_URL, $url );
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curl_setopt( $curl , CURLOPT_POST, 1); // 发送一个常规的Post请求
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curl_setopt( $curl , CURLOPT_SSL_VERIFYPEER, FALSE );
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curl_setopt( $curl , CURLOPT_SSL_VERIFYHOST, FALSE );
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if (! empty ( $json )){
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curl_setopt( $curl , CURLOPT_POSTFIELDS, $json );
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}
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curl_setopt( $curl , CURLOPT_RETURNTRANSFER, 1 );
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// curl_setopt($curl, CURLOPT_HTTPHEADER, $headers );
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$output = curl_exec( $curl );
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if (curl_errno( $curl )) {
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echo 'Errno'.curl_error( $curl ); // 捕抓异常
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}
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curl_close( $curl );
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if ( $output == 0 ){
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echo 'success'; exit ;
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}
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} else {
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exit ('aaa' );
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}
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} else {
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echo "" ;
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exit ;
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}
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}
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/* 调用微信api，获取access_token，有效期7200s -xzz0704 */
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public function get_accessToken(){
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/* 在有效期，直接返回access_token */
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if (S('access_token' )){
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return S('access_token' );
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}
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/* 不在有效期，重新发送请求，获取access_token */
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else {
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$url = ' https :// api . weixin . qq . com / cgi - bin / token ? grant _ type = client _ credential & appid = wx6056 ** **& secret = 30e46f3ef07b **** ' ;
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$result = curl_get_https( $url );
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$res = json_decode($result , true ); // json字符串转数组
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if ( $res ){
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S( 'access_token', $res ['access_token'],7100 );
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return S('access_token' );
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} else {
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return 'api return error' ;
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}
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}
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}
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}
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