dlhmaster/extend/weixin/Getopenid.php

<?php
/**
 * Created by PhpStorm.
 * Muser: xc
 * Date: 2021/9/17
 * Time: 16:31
 */

namespace weixin;


class Getopenid
{
    private $app_id = 'wx586d77b9edb0636d';
    private $app_secret = '1b023b1fb15a005e4a171117afe57b44';
    private $state = 1;
    /**
     * 获取微信授权链接
     *
     * @param string $redirect_uri 跳转地址
     * @param mixed $state 参数
     */
    /**
     * 获取微信openid
     */
    public function getOpenid($turl)
    {
        if (!isset($_GET['code'])) {
            //触发微信返回code码
            header('Location:https://open.weixin.qq.com/connect/oauth2/authorize?appid='.$this->app_id.'&redirect_uri='.$turl.'&&response_type=code&scope=snsapi_userinfo&state=STATE#wechat_redirect');
            exit();
        } else {
            //获取code码，以获取openid
            $code = $_GET['code'];
            $access_info = $this->get_access_token($code);
            return $access_info;
        }
    }
    /**
     * 获取授权token网页授权
     *
     * @param string $code 通过get_authorize_url获取到的code
     */
    public function get_access_token($code = '')
    {
        $appid = $this->app_id;
        $appsecret = $this->app_secret;
        $token_url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=" . $appid . "&secret=" . $appsecret . "&code=" . $code . "&grant_type=authorization_code";
        //echo $token_url;
        $token_data = $this->http($token_url);
        // var_dump( $token_data);
        if ($token_data[0] == 200) {
            $ar = json_decode($token_data[1], TRUE);
            return $ar;
        }
        return $token_data[1];
    }
    public function getAcc($code = ''){
        $appid = $this->app_id;
        $appsecret = $this->app_secret;
        $token_url = "https://api.weixin.qq.com/sns/jscode2session?appid=".$appid."&secret=".$appsecret."&js_code=".$code."&grant_type=authorization_code";
        $token_data = $this->http($token_url);
        if ($token_data[0] == 200) {
            $ar = json_decode($token_data[1], TRUE);
            return $ar;
        }
        return $token_data[1];
    }
    public function getToken(){
        $appid = $this->app_id;
        $appsecret = $this->app_secret;
        $token_url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=".$appid."&secret=".$appsecret;
        $token_data = $this->http($token_url);
        if ($token_data[0] == 200) {
            $ar = json_decode($token_data[1], TRUE);
            $this->send($ar['access_token']);
        }
        return $token_data[1];
    }
    // 公众号一次性订阅消息
    public function send($access_token){
        $token_url = "https://api.weixin.qq.com/cgi-bin/message/subscribe/send?access_token=".$access_token;
        $data = [
            'template_id' => 'kKgDn4gfOLtH9KFbqQcCd4VZN03FOoUYoCKciIhgvks', // 所需下发的订阅模板id
            'touser' => 'ouOMm41xnIKqoZ66ygwJa-qJQpgw',     // 接收者（用户）的 openid
            'kKgDn4gfOLtH9KFbqQcCd4VZN03FOoUYoCKciIhgvks'=>'developer',
            'page' => '',       // 点击模板卡片后的跳转页面，仅限本小程序内的页面。支持带参数,（示例index?foo=bar）。该字段不填则模板无跳转。
            'data' => [         // 模板内容，格式形如 { "key1": { "value": any }, "key2": { "value": any } }
                'amount1' => [
                    'value' => '10.00',
                ],
                'character_string2' => [
                    'value' => 11111,
                ],
                'date3' => [
                    'value' => "2019-10-17 11:19:30",
                ],
                'thing4' => [
                    'value' => "测试详情",
                ],
                'thing7' => [
                    'value' => "姓名-手机号码-地址",
                ],
            ],
        ];
        $data = json_encode($data);
        $token_data = $this->http($token_url,'POST',$data);
        var_dump($token_data);
    }
    public function http($url, $method = '', $postfields = null, $headers = array(), $debug = false)
    {
        $ci = curl_init();
        /* Curl settings */
        curl_setopt($ci, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
        curl_setopt($ci, CURLOPT_CONNECTTIMEOUT, 30);
        curl_setopt($ci, CURLOPT_TIMEOUT, 30);
        curl_setopt($ci, CURLOPT_RETURNTRANSFER, true);
        switch ($method) {
            case 'POST':
                curl_setopt($ci, CURLOPT_POST, true);
                if (!empty($postfields)) {
                    curl_setopt($ci, CURLOPT_POSTFIELDS, $postfields);
                    $this->postdata = $postfields;
                }
                break;
        }
        // 本地调试
        curl_setopt($ci, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($ci, CURLOPT_SSL_VERIFYHOST, false);

        curl_setopt($ci, CURLOPT_URL, $url);
        curl_setopt($ci, CURLOPT_HTTPHEADER, $headers);
        curl_setopt($ci, CURLINFO_HEADER_OUT, true);
        // 本地调试
        curl_setopt($ci, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);
        $response = curl_exec($ci);
        $http_code = curl_getinfo($ci, CURLINFO_HTTP_CODE);
        if ($debug) {
            echo "=====post data======\r\n";
            var_dump($postfields);
            echo '=====info=====' . "\r\n";
            print_r(curl_getinfo($ci));
            echo '=====$response=====' . "\r\n";
            print_r($response);
        }
        curl_close($ci);
        return array($http_code, $response);
    }
}