<?php

class Sms
{
    private $api_url, $auth_key, $errorMsg;

    function __construct($api_url, $auth_key)
    {
        $this->api_url = $api_url;
        $this->auth_key = $auth_key;
    }

    /**
     * 实现短信验证码接口
     *
     */
    public function sendSms($mobile, $code)
    {
        $send = array(
//            'apikey' => $this->auth_key,
            'username' => Doo::conf()->SMS_USER,
            'password' => Doo::conf()->SMS_PWD,
            'mobile' => $mobile,
//            'text' => $code
            'content' => $code
        );
        $data = http_build_query($send);
//        $res = $this->_httpClient(Doo::conf()->SMS_URL, $data);
        $res = $this->_httpGet(Doo::conf()->SMS_URL.'?'.$data);
//        $resArr = $this->objectToArray($res);
        parse_str($res, $resArr);
        if (!empty($resArr) && $resArr["result"] == 0) return true;
        else {
            if (empty($this->errorMsg)) $this->errorMsg = !empty($resArr["result"]) ? $this->errorMsg($resArr["result"]) : '未知错误';
            return false;
        }
    }

    function errorMsg($status) {
        $msg = '';
        switch ($status) {
            case -100: $msg = '参数有误';break;
            case -101: $msg = '帐号和密码验证失败或是帐号被注销';break;
            case -102: $msg = '手机号码为空或含有不合法的手机号码';break;
            case -103: $msg = '内容为空或含有非法字符';break;
            case -105: $msg = '扩展码错误';break;
            case -107: $msg = '查询频繁，超过查询频率';break;
            case -108: $msg = '查询状态无量';break;
            case -109: $msg = 'IP验证错误';break;
            case -110: $msg = '其他错误';break;
            case -111: $msg = '定时时间格式错误';break;
        }
        return $msg;
    }

    //对象转数组,使用get_object_vars返回对象属性组成的数组
    function objectToArray($array)
    {
        if (is_object($array)) {
            $array = (array)$array;
        }
        if (is_array($array)) {
            foreach ($array as $key => $value) {
                $array[$key] = $this->objectToArray($value);
            }
        }
        return $array;
    }

    /**
     * POST方式访问短信接口
     * @param string $data
     * @return mixed
     */

    function _httpGet($url=""){

        $curl = curl_init();

        curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($curl, CURLOPT_TIMEOUT, 500);
        // 为保证第三方服务器与微信服务器之间数据传输的安全性，所有微信接口采用https方式调用，必须使用下面2行代码打开ssl安全校验。
        // 如果在部署过程中代码在此处验证失败，请到 http://curl.haxx.se/ca/cacert.pem 下载新的证书判别文件。
        // curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
        // curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
        curl_setopt($curl, CURLOPT_URL, $url);

        $res = curl_exec($curl);
        curl_close($curl);

        return $res;
    }

    private function _httpClient($api_url, $data)
    {
        try {
            $ch = curl_init();
            curl_setopt($ch, CURLOPT_HTTPHEADER, array('Accept:text/plain;charset=utf-8', 'Content-Type:application/x-www-form-urlencoded', 'charset=utf-8'));
            curl_setopt($ch, CURLOPT_URL, $api_url);
            curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
            curl_setopt($ch, CURLOPT_POST, 1);
            curl_setopt($ch, CURLOPT_TIMEOUT, 10);
            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
            curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
            $res = curl_exec($ch);
            curl_close($ch);
            return $res;
        } catch (Exception $e) {
            $this->errorMsg = $e->getMessage();
            return false;
        }
    }

    /**
     * POST方式访问短信接口
     * @param string $data
     * @return mixed
     */
    public function getErrors()
    {
        return $this->errorMsg;
    }
}