applet/content/lib/Base.php

<?php

namespace Content\Lib;

use Dever;

class Base
{
    # 定义返回数据
    protected $data;

    public function __construct()
    {
        # 获取小程序id
        $id = Dever::input('appid');
        if (!$id || $id < 0) {
            Dever::alert('错误的小程序id');
        }
        # 获取小程序基本信息
        $this->data['info'] = Dever::load('set/info-one', $id);
        if (!$this->data['info']) {
            Dever::alert('小程序信息不存在');
        }

        $this->data['info'] = $this->handlePic($this->data['info']);
    }

    /**
     * 替换所有图片地址为https
     *
     * @return mixed
     */
    protected function handlePic($data)
    {
        $config = array
        (
            'pic', 'content', 'logo', 'top'
        );

        foreach ($config as $k => $v) {
            if (isset($data[$v]) && $data[$v]) {
                $data[$v] = $this->replacePic($data[$v]);
            }
        }

        return $data;
    }

    /**
     * 替换所有图片地址为https
     *
     * @return mixed
     */
    protected function replacePic($pic)
    {
        $pic = Dever::pic($pic);
        if (strstr($pic, 'http://')) {
            $pic = str_replace('http://', 'https://', $pic);
        }
        
        return $pic;
    }

    /**
     * 将数据中的图片地址进行替换
     *
     * @return mixed
     */
    protected function one($data)
    {
        $data = $this->handlePic($data);
        if (isset($data['pic']) && $data['pic']) {
            $data['pic'] = explode(',', $data['pic']);
        }
        if (isset($data['sdate']) && $data['sdate']) {
            $data['sdate'] = date('Y年m月d日', $data['sdate']);
        }
        if (isset($data['edate']) && $data['edate']) {
            $data['edate'] = date('Y年m月d日', $data['edate']);
        }
        $data['cdate'] = Dever::mdate($data['cdate'], 2);
        if (isset($data['author_id'])) {
            $data['author'] = $this->handlePic(Dever::load('set/author-one', $data['author_id']));
        }
        
        return $data;
    }

    /**
     * 验证用户
     *
     * @return mixed
     */
    protected function check_user()
    {
        $uid = Dever::input('uid');
        $session = Dever::input('session');

        $state = $this->check_session($uid, $session);
        if (!$state) {
            Dever::alert('请重新登录');
        }

        return $state;
    }

    /**
     * 生成登录session串 先做个简单的吧
     *
     * @return mixed
     */
    protected function session($uid, $prefix = 'user')
    {
        $secret = md5($prefix . '_' . $uid . '_' . Dever::config('base')->secret);

        return $secret;
    }

    /**
     * 验证登录session串
     *
     * @return mixed
     */
    protected function check_session($uid, $session, $prefix = 'user')
    {
        $secret = $this->session($uid, $prefix);
        if ($secret != $session) {
            return false;
        }
        return true;
    }

    /**
     * 获取对应的类型
     *
     * @return mixed
     */
    protected function type($type = 1)
    {
        $config = array
        (
            1 => 'news',
            2 => 'course',
        );
        return $config[$type];
    }
}