自定义分享至微信朋友圈的标题、封面图、地址

CYGM

cache->set(self::editHistoryPrefix . $this->group_id, $history, 3600*365);
return \PhalApi\DI()->cache->get(self::editHistoryPrefix . $this->group_id);
 */
namespace App\Api\WeChat;

use PhalApi\Api;
use PhalApi\Exception\BadRequestException;
/**
 * 用户相关
 * 实现教程：https://www.tpxhm.com/adetail/127.html
 * @author cygm 20181210
 */

class CURD extends Api{
    private $richFitCfg;

    private $appId = "";
    private $appSecret = "";
    private $richFitProxy = "";
    
    const WE_CHAT_CACHE_PREFIX = "WE_CHAT";
    const WE_CHAT_CACHE_JSAPI_TICKT_KEY = "_JSAPI_TICKT";
    const WE_CHAT_CACHE_ACCESS_TOKEN_KEY = "_ACCESS_TOKEN"; 
    const WE_CHAT_API_URL_TOKEN = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=%s&secret=%s";
    const WE_CHAT_API_URL_TICKET = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?type=jsapi&access_token=%s";
    
    function __construct() {
        //session_start();
        //return parent::__construct();
        $this->appId = "xxx";
        $this->appSecret = "xxx";
        //http curl 代理地址 ip:port
        $this->richFitProxy  = "xxx";
        
    }
    public function getRules() {
        return array(
            'getSignPackage' => array(
                'share_url'   => array('name' => 'share_url',
                                    'desc' => '用作分享的URL',
                                    'require' => true
                )
            ),
        );
    }
    
    public function getSignPackage(){
        $jsapiTicket = $this->getJsApiTicket();

        $url = $this->share_url;
      
        $timestamp = time();
        $nonceStr = $this->createNonceStr();

        // 这里参数的顺序要按照 key 值 ASCII 码升序排序
        $string = "jsapi_ticket=$jsapiTicket&noncestr=$nonceStr×tamp=$timestamp&url=$url";

        $signature = sha1($string);

        $signPackage = array(
          "appId"     => $this->appId,
          "nonceStr"  => $nonceStr,
          "timestamp" => $timestamp,
          "url"       => $url,
          "signature" => $signature,
          "rawString" => $string
        );
        return $signPackage; 
    }
    /**
     * getJsApiTicket
     * @return type
     * @throws BadRequestException
     */
    private function getJsApiTicket() {
        $data = \PhalApi\DI()->cache->get(self::WE_CHAT_CACHE_PREFIX . self::WE_CHAT_CACHE_JSAPI_TICKT_KEY);
        // jsapi_ticket 应该全局存储与更新，以下代码以写入到文件中做示例
        if (empty($data) || ($data['expire_time'] ?? 0) < time()) {
            $accessToken = $this->getAccessToken();
            // 如果是企业号用以下 URL 获取 ticket
            
            $url = sprintf(self::WE_CHAT_API_URL_TICKET, $accessToken);
            
            \PhalApi\DI()->logger->Debug('Wechat.getJsApiTicket', [
                'url' => $url,
            ]);

            // 先实例
            $curl = $this->getCurl();
            // 第二个参数，表示超时时间，单位为毫秒
            $rs = $curl->post( $url, http_build_query(array()
            ), getenv('RX_CURL_TIMEOUT'));
            $rs = json_decode($rs, true);
            
            \PhalApi\DI()->logger->Debug('Wechat.getJsApiTicket', $rs);
            
            if (empty($rs['ticket'])) {
                \PhalApi\DI()->logger->Error('Wechat.getJsApiTicket', [
                    'url' => $url,
                ]);
                throw new BadRequestException("微信服务器响应失败.");
            }
            
            $rs['expire_time'] = time() + $rs['expires_in'] ?? 7000;
            
            \PhalApi\DI()->cache->set(self::WE_CHAT_CACHE_PREFIX . self::WE_CHAT_CACHE_JSAPI_TICKT_KEY, $rs, $rs['expires_in']);
            
            $data = $rs;
        }
        
        return $data['ticket'] ?? "";
    }
    /**
     * access_token 应该全局存储与更新，以下代码以写入到文件中做示例
     * @return type
     */
    private function getAccessToken() {
        // access_token 应该全局存储与更新，以下代码以写入到文件中做示例
        // \PhalApi\DI()->cache->set(self::WE_CHAT_CACHE_PREFIX . self::WE_CHAT_CACHE_ACCESS_TOKEN_KEY, [], $rs['expires_in']);
        $cache = \PhalApi\DI()->cache->get(self::WE_CHAT_CACHE_PREFIX . self::WE_CHAT_CACHE_ACCESS_TOKEN_KEY);
        $access_token = "";
        
        if (empty($cache) || ($cache['expire_time'] ?? 0) < time()) {
            $url = sprintf(SELF::WE_CHAT_API_URL_TOKEN, $this->appId, $this->appSecret);
          
            // 先实例
            $curl = $this->getCurl();
            // 第二个参数，表示超时时间，单位为毫秒
            $rs = $curl->get( $url, http_build_query(array()
            ), getenv('RX_CURL_TIMEOUT'));
            
            \PhalApi\DI()->logger->Debug('Wechat.getAccessToken', [
                'url' => $url,
            ]);
            
            $rs = json_decode($rs, true);
            
            \PhalApi\DI()->logger->Debug('Wechat.getAccessToken', $rs);
            
            if (!empty($rs['access_token'])) {
                $rs['expire_time'] = time() + $rs['expires_in'] ?? 7000;
            }else{
                \PhalApi\DI()->logger->Error('Wechat.getAccessToken', [
                    'url' => $url,
                ]);
                throw new BadRequestException("微信服务器响应失败.");
            }
            
            $access_token = $rs['access_token'];
            \PhalApi\DI()->cache->set(self::WE_CHAT_CACHE_PREFIX . self::WE_CHAT_CACHE_ACCESS_TOKEN_KEY, $rs, $rs['expires_in']);
        } else {
            $access_token = $cache['access_token'];
        }
        
        return $access_token;
    }
    
    private function createNonceStr($length = 16) {
        $chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
        $str = "";
        for ($i = 0; $i < $length; $i++) {
          $str .= substr($chars, mt_rand(0, strlen($chars) - 1), 1);
        }
        return $str;
    }
    
    private function getCurl(){
        // 先实例
        $curl = new \PhalApi\CUrl();

        // 忽略证书验证
        $curl->setOption([
            CURLOPT_PROXY => $this->richFitProxy,
            CURLOPT_SSL_VERIFYPEER => false,
            CURLOPT_SSL_VERIFYHOST => false,
            CURLOPT_HTTPHEADER => array('Content-Type: application/x-www-form-urlencoded')
        ]);
        
        return $curl;
    }
}

网页端js

$(document).ready(function(){
    var URL = location.href.split('#')[0];
    
    //alert(location.href.split('#')[0]);
    function __wechat_project(wechatInfos){
        wx.config({
            debug: false, // 开启调试模式,调用的所有api的返回值会在客户端alert出来，若要查看传入的参数，可以在pc端打开，参数信息会通过log打出，仅在pc端时才会打印。
            appId: wechatInfos.result_data.appId, // 必填，公众号的唯一标识
            timestamp: wechatInfos.result_data.timestamp, // 必填，生成签名的时间戳
            nonceStr: wechatInfos.result_data.nonceStr, // 必填，生成签名的随机串
            signature: wechatInfos.result_data.signature,// 必填，签名
            jsApiList: [
            'onMenuShareAppMessage',
            'onMenuShareTimeline',
            'onMenuShareQQ'
            ] // 必填，需要使用的JS接口列表
        });
        /**
         * 分享至好友
         */
        wx.ready(function () {
            /**
            * 分享至朋友圈
            */
           wx.onMenuShareTimeline({
               title: rx_title, // 分享标题
               link: URL, // 分享链接
               imgUrl: rx_img_url, // 分享图标
               success: function () {}
           });

            wx.onMenuShareAppMessage({
                title: rx_title, // 分享标题
                desc: rx_summary, // 分享描述
                link: URL, // 分享链接，该链接域名或路径必须与当前页面对应的公众号JS安全域名一致
                imgUrl: rx_img_url, // 分享图标
                type: '', // 分享类型,music、video或link，不填默认为link
                dataUrl: '', // 如果type是music或video，则要提供数据链接，默认为空
                success: function () {}
                    // 用户点击了分享后执行的回调函数
            });

            wx.error(function(res){
                alert("errorMSG:"+res);
            });

           /**
            * 分享至qq
            */
           wx.onMenuShareQQ({
               title: rx_title, // 分享标题
               link: URL, // 分享链接
               imgUrl: rx_img_url, // 分享图标
               success: function () {
                  // 用户确认分享后执行的回调函数
               },
               cancel: function () {
                  // 用户取消分享后执行的回调函数
               }
           });
        });
    }
    
    $.post("?service=App.WeChat_CURD.GetSignPackage",{ share_url : URL }, function (wechatInfos) {
        if(wechatInfos.success == true){
            __wechat_project(wechatInfos);
        }else{
            console.log(wechatInfos);
        }
    });
});