www.x-motion.cn/Application/Common/Server/WxMiniServer.class.php

<?php
namespace Common\Server;

class WxMiniServer
{
    private $appId = '';
    private $appSecret = '';

    /**
     * 初始化配置
     * @param $appId
     * @param $appSecret
     */
    public function __construct($appId, $appSecret) {
        $this->appId = $appId;
        $this->appSecret = $appSecret;
    }

    /**
     * 获取微信用户信息
     * @param $js_code
     * @return type
     */
    public function get_user_info($js_code) {
        $url = 'https://api.weixin.qq.com/sns/jscode2session';
        $data = array(
            'appid'      => $this->appId,
            'secret'     => $this->appSecret,
            'js_code'    => $js_code,
            'grant_type' => 'authorization_code',
        );
        $user_info = $this->sendGet($url, $data);
        return $user_info;
    }

    /**
     * 发送模板消息
     * @param $openid
     * @param $form_id
     * @param $message_data
     * @return type
     */
    public function set_message($openid, $form_id, $message_data) {
        $appname = \Common\Common\share\WxShareServer::APPNAME;
        $wx_share_server = new \Common\Common\share\WxShareServer($this->appId, $this->appSecret, $appname);
        $access_token = $wx_share_server->getAccessToken();
        $url = "https://api.weixin.qq.com/cgi-bin/message/wxopen/template/send?access_token=" . $access_token;
        $data = array(
            'touser'      => $openid,
            'template_id' => MINI_APP_SIGN_EVENT,
            'form_id'     => $form_id,
            'data'        => $message_data,
        );
        $data_json = array();
        $data_json['data'] = json_encode($data);
        $result = $this->sendPost($url, $data_json);
        return $result;
    }


    /**
     * 发送get请求
     * @param type $url
     * @param type $data
     * @return type 失败返回false
     */
    protected function sendGet($url, $data = null) {
        $status = false;
        if (empty($url)) {
            echo '亲，URL都没有，你要GET到哪去？';
            $status = false;
            return $status;
        }
        if (!empty($data)) {
            $get_data = '';
            foreach ($data as $k => $v) {
                $get_data .= "{$k}={$v}&";
            }
            $get_data = trim($get_data, '&');
        }
        if (!empty($get_data)) {
            $url .= '?' . $get_data;
        }
        $result = file_get_contents($url);
        if (!empty($result)) {
            $result = $this->jsonDecode($result);
        }
        return $result;

    }

    /**
     *
     * @param type $json
     * @return boolean
     */
    protected function jsonDecode($json) {
        if (empty($json)) {
            echo '亲，json都没有，你想解析个蛋？';
            $status = false;
            return $status;
        }
        $json = strval($json);
        $arr = json_decode(trim($json, chr(239) . chr(187) . chr(191)), true);    //删除bom头
        return $arr;
    }

    /**
     * 发送post请求
     * @param type $url
     * @param type $data
     * @return type
     */
    protected function sendPost($url, $data = null) {
        $post_data = implode('&', $data);
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_POST, 1);
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $post_data);
        ob_start();
        curl_exec($ch);
        $result = ob_get_contents();
        ob_end_clean();
        return $result;
    }
}