<?php
namespace Sms\Lib;

use Dever;

class Base
{
    protected $config;

    private function config($skin)
    {
        if (!$this->config) {
            $this->config['skin'] = Dever::db('sms/skin')->one(array('key' => $skin));
            if ($this->config['skin']) {
                $this->config += Dever::db('sms/config')->one($this->config['skin']['config_id']);
            } else {
                Dever::alert('错误的短信模板');
            }
            if (!$this->config) {
                Dever::alert('错误的短信配置');
            }
        }
        
        return $this;
    }

    private function mobile($mobile)
    {
        # 验证手机号是否有效
        $rule = Dever::rule('mobile');
        $state = preg_match($rule, $mobile);
        if (!$state) {
            Dever::alert('手机号无效');
        }
    }

    public function send($skin = false, $mobile = false, $param = array())
    {
        $skin = Dever::input('skin', $skin);
        $mobile = Dever::input('mobile', $mobile);
        $param = Dever::input('param', $param);
        if (!is_array($param)) {
            $param = Dever::json_decode($param);
        }

        $this->config($skin)->mobile($mobile);

        $content = $this->config['body'];
        $skin = $this->config['skin']['content'];

        $param['skin'] = $skin;
        $param['mobile'] = $mobile;
        $param['sign'] = $this->config['sign'];

        if (strstr($skin, '{')) {
            $param['skin'] = $this->replace($skin, $param);
        }

        if ($content) {
            $content = $this->replace($content, $param);
            parse_str($content, $param);
        }

        if ($this->config['sdk'] != 'url') {
            $result = Dever::load('sms/lib/' . $this->config['sdk'] . '.send', $param, $this->config);
        } else {
            if (!$this->config['url']) {
                $result = 'url error';
            } else {
                $json = false;
                if ($this->config['json'] == 1) {
                    $json = true;
                } else {
                    $json = false;
                }
                $result = Dever::curl($this->config['url'], $param, $this->config['method'], $json, $this->config['header']);
            }
        }

        # 记录当前的短信信息
        $insert = array();
        $insert['mobile'] = $mobile;
        $insert['param'] = Dever::json_encode(array('config' => $this->config, 'param' => $param));
        $insert['result'] = Dever::json_encode($result);
        Dever::db('sms/info')->insert($insert);

        return $result;
    }

    public function sendCode($skin = false, $mobile = false)
    {
        $skin = Dever::input('skin', $skin);
        $mobile = Dever::input('mobile', $mobile);

        $this->config($skin)->mobile($mobile);

        $day = date('Ymd', time());

        # 检测当前手机号最新一次发送时间，不允许一分钟之内发送
        $param['day'] = $day;
        $param['mobile'] = $mobile;

        # 检测当前手机号今天已经发送多少验证码了
        $info = Dever::db('sms/code')->total($param);

        if ($info >= 1) {
            $check = Dever::db('sms/code')->one($param);

            if ($check) {
                if (time() - $check['cdate'] < $this->config['code_time']) {
                    Dever::alert('请不要在一分钟之内申请多次验证码，请您稍后再试');
                }
            }
        }

        $total = $this->config['code_total'];
        if ($info >= $total) {
            Dever::alert('很抱歉，您已经申请获取验证码超过' . $total . '次，今天您已经无法获取验证码了，请您明天再来');
        }

        $code = $this->createCode();

        # 启动发送
        $result = $this->send($skin, $mobile, array('code' => $code));

        # 记录当前的验证码
        $insert = array();
        $insert['mobile'] = $mobile;
        $insert['day'] = $day;
        $insert['code'] = $code;
        $insert['status'] = 1;
        $insert['result'] = Dever::json_encode($result);
        $id = Dever::db('sms/code')->insert($insert);

        //Dever::session($this->config['key'], $mobile . '_' . $code, $this->config['code_timeout'], 'session');

        return $code;
    }

    public function checkCode($skin = false, $mobile = false, $code = false)
    {
        $skin = Dever::input('skin', $skin);
        $mobile = Dever::input('mobile', $mobile);
        $code = Dever::input('code', $code);

        if ($code && $skin && $mobile) {
            //$save = Dever::session($this->config['key'], false, 3600, 'session');
            //return $mobile . '_' . $code == $save;
            $save = Dever::db('sms/code')->getNew(array('mobile' => $mobile));
            if ($save && $save['status'] == 1 && $code == $save['code']) {
                Dever::db('sms/code')->update(array('where_id' => $save['id'], 'status' => 2));
                return true;
            }
        }
        return false;
    }
   

    private function replace($content, $param)
    {
        foreach ($param as $k => $v) {
            $string = '{'.$k.'}';
            if (strstr($content, $string)) {
                $content = str_replace($string, $v, $content);
            }
        }
        return $content;
    }

    private function createCode()
    {
        $len = isset($this->config['code_length']) ? $this->config['code_length'] : 4;
        $type = isset($this->config['code_type']) ? $this->config['code_type'] : 1;
        return Dever::rand($len, $type - 1);
    }
}