ZZWX/module/WxInterface/Service/WxInterface.php

<?php
/**
 *
 * ============================================================================
 * * 版权所有 运游通 * *
 * 网站地址: http://www.zhizhuchuxing.com
 * ----------------------------------------------------------------------------
 * 这不是一个自由软件！您只能在不用于商业目的的前提下对程序代码进行修改和
 * 使用；不允许对程序代码以任何形式任何目的的再发布。
 * ============================================================================
 * Author By: 倪宗锋
 * PhpStorm wxInterface.php
 * Create By 2017/1/4 10:55 $
 */


namespace WxInterface\Service;


use Util\Util\CurlInterface;
use Util\Util\Util;
use WxInterface\Model\WxInterfaceModel;

class WxInterface
{
    //配置参数
    private $request = array();
    private $response = false;
    private $logMsg = '';
    private $token = '';
    private $appid = '';
    private $appsecret = '';

    public function __construct()
    {
        $wxConfig = Util::getWxPayConfig();
        $this->token = $wxConfig['token'];
        $this->appid = $wxConfig['appid'];
        $this->appsecret = $wxConfig['appsecret'];
        $this->setLog(date('Y-m-d H:i:s'));
    }

    /**
     * Des:接收参数并处理返回值
     * Name: exec
     * @return string
     * @author 倪宗锋
     */
    public function exec()
    {
        $content = $this->getContent();//获取参数并解析
        if ($content['MsgType'] == 'text') {
            $this->response = $this->textMsg($content);
        } elseif ($content['MsgType'] == 'event') {
            $this->response = $this->eventMsg($content);
        }
        return $this->response;
    }

    /**
     * Des:用户输入内容处理
     * Name: textMsg
     * @param $content
     * @return bool|string
     * @author 倪宗锋
     */
    public function textMsg($content)
    {
        $word = $content['Content'];
        return $this->send($word, $content, 'text');
    }

    /**
     * Des:推送事件处理
     * Name: eventMsg
     * @param $content
     * @return string
     * @author 倪宗锋
     */
    public function eventMsg($content)
    {
        if ($content['Event'] == 'subscribe') {//微信关注事件 发送欢迎语
            $word = 'subscribe';
            if (empty($content['EventKey']) == false ) {
                $EventKey = explode('_',$content['EventKey']);
                $textConfig = require ROOT_PATH . '/data/wxConfig/Wx.event.config.php';
                if (empty($EventKey[1]) == false && empty($textConfig[$EventKey[1]]) == false) {
                    $word = $EventKey[1];
                }
            }
        } elseif ($content['Event'] == 'unsubscribe') {//微信关注事件 发送欢迎语
            $word = 'unsubscribe';
        } elseif ($content['Event'] == 'SCAN') {//扫一扫
            $word = 'SCAN';
            if (empty($content['EventKey']) == false ) {
                $textConfig = require ROOT_PATH . '/data/wxConfig/Wx.event.config.php';
                if (empty($textConfig[$content['EventKey']]) == false) {
                    $word = $content['EventKey'];
                }
            }
        } else if ($content['Event'] == 'VIEW' || empty($content['EventKey'])) {
            return false;
        } else {
            $word = $content['EventKey'];
        }
        if ($word == 'MSG_LIANXIKEFU') {
            return $this->callCuster($content);
        }
        return $this->send($word, $content, 'event');

    }

    /**
     * Des: 发送处理
     * Name: send
     * @param $word
     * @param $content
     * @param string $type 触发类型：text 用户输入 event:推送事件
     * @return string
     * @author 倪宗锋
     */
    public function send($word, $content, $type = 'text')
    {
        $textConfig = require ROOT_PATH . '/data/wxConfig/Wx.' . $type . '.config.php';
        if (empty($textConfig[$word]) == false) {//如果 有指定的配置就用指定的配置
            $msgSend = $textConfig[$word];
        } else if ($type == 'text') {//没有指定的配置 且 接收的是用户输入文本信息
            $info = new WxDoFunction();
            $getDoResult = $info->showOrderInfo($word);
            if ($getDoResult == '') {
                //默认联系客服
                $msgSend = $this->callCuster($content);
                return $msgSend;
            } else {
                $msgSend = $getDoResult;
            }
        } else {//没有指定配置 且接收的是按钮或扫一扫则直接返回关注自动回复信息
            $msgSend = $textConfig['subscribe'];
        }
        $this->setLog('sendMsg:' . print_r($msgSend, 1));//日志记录
        Util::setLogs(json_encode($msgSend));
        if (is_array($msgSend) && empty($msgSend['function']) == false) {//当推送事件有方法指定时，则调用该方法
            $wxDoFunction = new WxDoFunction();
            $function = $msgSend['function'];
            $wxDoFunction->$function($content);
        }
        if (isset($msgSend['type']) && $msgSend['type'] == 'news') {//如果是图文类型
            return $this->sendNews($content, $msgSend);
        } elseif (isset($msgSend['type']) && $msgSend['type'] == 'img') {//如果是图片类型
            return $this->sendImage($content, $msgSend['id']);
        } elseif (isset($msgSend['type']) && $msgSend['type'] == 'voice') {//如果是语音类型
            return $this->sendVoice($content, $msgSend['id']);
        } elseif (isset($msgSend['type']) && $msgSend['type'] == 'video') {//如果是视频类型
            return $this->sendVideo($content, $msgSend);
        } else {
            return $this->sendText($content, $msgSend);
        }
    }

    /**
     * Des:联系客服
     * Name: sendText
     * @param $content
     * @return string
     * @author 倪宗锋
     */
    private function callCuster($content)
    {
        $textTpl = '' . "
<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[transfer_customer_service]]></MsgType>
</xml>";
        $resultStr = sprintf($textTpl, $content['FromUserName'], $content['ToUserName'], time());
        return $resultStr;
    }

    /**
     * Des:发送文字
     * Name: sendText
     * @param $content
     * @param $msgSend
     * @return string
     * @author 倪宗锋
     */
    private function sendText($content, $msgSend)
    {
        $textTpl = '' . "
<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[%s]]></MsgType>
<Content><![CDATA[%s]]></Content>
</xml>";
        $msgType = "text";
        if (is_array($msgSend)) {
            $msgSend = $msgSend['text'];
        }
        $resultStr = sprintf($textTpl, $content['FromUserName'], $content['ToUserName'], time(), $msgType, $msgSend);
        return $resultStr;
    }

    /**
     * Des:发送图文
     * Name: sendNews
     * @param $content array
     * @param $msgSend array
     * @return string
     * @author 倪宗锋
     */
    private function sendNews($content, $msgSend)
    {
        $news = $this->getNewsByMediaId($msgSend);
        return $this->transmitNews($content, $news);
    }

    /**
     * Des:发送图片
     * Name: sendImage
     * @param $content
     * @param $mediaId
     * @return string
     * @author 倪宗锋
     */
    private function sendImage($content, $mediaId)
    {
        $xmlTpl = '' . "<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[image]]></MsgType>
<Image>
<MediaId><![CDATA[%s]]></MediaId>
</Image>
 </xml>";
        $result = sprintf($xmlTpl, $content['FromUserName'], $content['ToUserName'], time(), $mediaId);
        return $result;
    }

    /**
     * Des:发送语音
     * Name: sendVoice
     * @param $content
     * @param $mediaId
     * @return string
     * @author 倪宗锋
     */
    private function sendVoice($content, $mediaId)
    {
        $xmlTpl = '' . "<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[voice]]></MsgType>
<Voice>
<MediaId><![CDATA[%s]]></MediaId>
</Voice>
</xml>";
        $result = sprintf($xmlTpl, $content['FromUserName'], $content['ToUserName'], time(), $mediaId);
        return $result;
    }

    /**
     * Des:发送视频
     * Name: sendVideo
     * @param $content
     * @param $sendMsg
     * @return string
     * @author 倪宗锋
     */
    private function sendVideo($content, $sendMsg)
    {
        $xmlTpl = '' . "<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[video]]></MsgType>
<Video>
<MediaId><![CDATA[%s]]></MediaId>
<Title><![CDATA[%s]]></Title>
<Description><![CDATA[%s]]></Description>
</Video>
</xml>";
        $result = sprintf($xmlTpl, $content['FromUserName'], $content['ToUserName'], time(), $sendMsg['id'], $sendMsg["title"], $sendMsg["des"]);
        return $result;
    }

    /**
     * Des:根据ID获取图文信息
     * Name: getNewsByMediaId
     * @param $msgSend array
     * @return array
     * @author 倪宗锋
     */
    public function getNewsByMediaId($msgSend)
    {
        $data_media_id = '{"media_id":"' . $msgSend['id'] . '"}';
        $url = "https://api.weixin.qq.com/cgi-bin/material/get_material?access_token=" . $this->getAccessToken();
        $response = $this->_requestPost($url, $data_media_id);
        $media = json_decode($response, true);
        $mediaArray = $media['news_item'];
        $content = array();
        foreach ($mediaArray as $k => $v) {
            if (isset($msgSend['url'])) {
                $v['url'] = $msgSend['url'];
                $v['content_source_url'] = $msgSend['url'];
            }
            if ($k == 0 || $k == 1) {
                $content[] = array("Title" => $v['title'], "Description" => $v['digest'], "PicUrl" => $v['thumb_url'], "Url" => $v['url']);
            }elseif ($k == 2) {
                $content[] = array("Title" => $v['title'], "Description" => $v['digest'], "PicUrl" => $v['thumb_url'], "Url" => $v['content_source_url']);
            } else
                $content[] = array("Title" => $v['title'], "Description" => $v['digest'], "PicUrl" => $v['thumb_url'], "Url" => $v['content_source_url']);
        }
        return $content;
    }

    /**
     * Des:图文推送数据处理
     * Name: transmitNews
     * @param $content
     * @param $newsArray
     * @return string
     * @author 倪宗锋
     */
    private function transmitNews($content, $newsArray)
    {
        if (!is_array($newsArray)) {
            return '';
        }
        $itemTpl = '' . "<item><Title><![CDATA[%s]]></Title>
<Description><![CDATA[%s]]></Description>
<PicUrl><![CDATA[%s]]></PicUrl>
<Url><![CDATA[%s]]></Url></item>";
        $item_str = "";
        foreach ($newsArray as $item) {
            $item_str .= sprintf($itemTpl, $item['Title'], $item['Description'], $item['PicUrl'], $item['Url']);
        }
        $xmlTpl = '' . "<xml>
<ToUserName><![CDATA[{$content['FromUserName']}]]></ToUserName>
<FromUserName><![CDATA[{$content['ToUserName']}]]></FromUserName>
<CreateTime>" . time() . "</CreateTime>
<MsgType><![CDATA[news]]></MsgType>
<ArticleCount>" . count($newsArray) . "</ArticleCount>
<Articles>$item_str</Articles>
</xml>";
//        $result = sprintf($xmlTpl, $content['FromUserName'], $content['ToUserName'], time(), count($newsArray));
        return $xmlTpl;
    }

    /*************************=========第一次请求校验==========***********************************/
    /**
     * Des:第一次校验
     * Name: valid
     * @return bool
     * @author 倪宗锋
     */
    public function valid()
    {
        $echoStr = $_GET["echostr"];
        if ($this->checkSignature()) {
            $this->response = $echoStr;
        }
        return $this->response;
    }

    /**
     * Des:数据校验
     * Name: checkSignature
     * @return bool
     * @author 倪宗锋
     */
    private function checkSignature()
    {
        $token = $this->token;
        $signature = isset($_GET["signature"]) ? $_GET["signature"] : "";
        $timestamp = isset($_GET["timestamp"]) ? $_GET["timestamp"] : "";
        $nonce = isset($_GET["nonce"]) ? $_GET["nonce"] : "";
        $tmpArr = array($token, $timestamp, $nonce);
        $this->setLog('param:' . print_r($tmpArr, 1));
        sort($tmpArr, SORT_STRING);
        $tmpStr = implode($tmpArr);
        $tmpStr = sha1($tmpStr);
        if ($tmpStr == $signature) {
            return true;
        } else {
            return false;
        }
    }


    /**
     * Des:参数解析
     * Name: getContent
     * @author 倪宗锋
     */
    private function getContent()
    {
        $content = file_get_contents("php://input");
//        $content = "<xml><ToUserName><![CDATA[gh_358ca80fc02a]]></ToUserName>\n<FromUserName><![CDATA[owEylwhtT-zr5klahSms6hPAfK1E]]></FromUserName>\n<CreateTime>1492567969</CreateTime>\n<MsgType><![CDATA[event]]></MsgType>\n<Event><![CDATA[subscribe]]></Event>\n<EventKey><![CDATA[]]></EventKey>\n</xml>";
        $this->setLog('content: ' . print_r($content, 1));
        libxml_disable_entity_loader(true);
        $this->request = (array)simplexml_load_string($content, 'SimpleXMLElement', LIBXML_NOCDATA);
        return $this->request;
    }

    /**
     * Des:获取token
     * Name: getAccessToken
     * @return string
     * @author 倪宗锋
     */
    public static function getAccessToken()
    {
        $wxConfig = Util::getWxPayConfig();
        $appid = $wxConfig['appid'];
        $appsecret = $wxConfig['appsecret'];
        $time = time();
        $data['appid'] = $appid;
        $data['appsecret'] = $appsecret;
        $data['time'] = $time;
        $param = [
            'code' => Util::authCode(http_build_query($data), 'ENCODE'),
            'time' => $time
        ];
        $curl = new CurlInterface($param, 4);
        $siteConfig = Util::getSiteConfig();
        $return = $curl->execute($siteConfig['wx_get_token'] . '/zzcx/interfaces/fx/get-wx-token', 'POST');
        return $return;
    }

    /**
     * Des:发起get请求
     * Name: _requestGet
     * @param $url string
     * @param bool|true $ssl
     * @return bool|mixed
     * @author 倪宗锋
     */
    public static function _requestGet($url, $ssl = true)
    {
        $curl = curl_init();
        curl_setopt($curl, CURLOPT_URL, $url);
        curl_setopt($curl, CURLOPT_AUTOREFERER, true);
        if ($ssl) {
            curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
            curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 2);
        }
        curl_setopt($curl, CURLOPT_HEADER, false);
        curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
        $response = curl_exec($curl);

        if ($response === false) {
            return false;
        }
        return $response;
    }

    /**
     * Des:发起post请求
     * Name: _requestPost
     * @param $url
     * @param $data
     * @param bool|true $ssl
     * @return bool|mixed
     * @author 倪宗锋
     */
    public static function _requestPost($url, $data, $ssl = true)
    {
        $curl = curl_init();
        curl_setopt($curl, CURLOPT_URL, $url);
        $user_agent = isset($_SERVER['HTTP_USER_AGENT']) ? $_SERVER['HTTP_USER_AGENT'] : '';
        curl_setopt($curl, CURLOPT_USERAGENT, $user_agent);
        curl_setopt($curl, CURLOPT_AUTOREFERER, true);
        if ($ssl) {
            curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
            curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 1);
        }
        curl_setopt($curl, CURLOPT_POST, true);
        curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
        curl_setopt($curl, CURLOPT_HEADER, false);
        curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
        $response = curl_exec($curl);
        if ($response === false) {
            return false;
        }
        return $response;
    }

    /**
     * Des:获取
     * Name: httpRequest
     * @param $url
     * @param null $data
     * @return mixed
     * @author 倪宗锋
     */
    static function httpRequest($url, $data = null)
    {
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
        if (!empty($data)) {
            curl_setopt($ch, CURLOPT_POST, 1);
            curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
        }
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        $output = curl_exec($ch);
        curl_close($ch);
        return $output;
    }


    public function setLog($logMsg)
    {
        $logMsg = str_replace(PHP_EOL, '', $logMsg);
        $logMsg = preg_replace("/\s(?=\s)/", "\\1", $logMsg);
        $this->logMsg .= $logMsg . PHP_EOL;
    }

    /**
     * 项目关闭 写入日志
     */
    public function __destruct()
    {
        $this->setLog(print_r($this->response, 1));//写入返回值
        $fileName = ROOT_PATH . '/data/log/WXLog/wxinterface' . date('Y-m-d') . '.log';
        file_put_contents($fileName, $this->logMsg . PHP_EOL, FILE_APPEND);
    }
}