<?php
/**
 * @author:王刚涛
 * 用于获取历史数据各种指数
 * http://hq.sinajs.cn/list=s_sz000002
 */


class Input_163_index
{

    /****
     * @param $code
     * @return string
     * 返回股票指数所属的板块，在股票代码前拼接0或者1
     */
    static public function stock_block($code)
    {
        $f = substr($code, 0, 1);
        if ($f == "6" || $f == "0") {
            $stock_code = "0" . $code;
        } else {
            $stock_code = "1" . $code;
        }
        return $stock_code;
    }
    /****
     * @param $url
     * @return array|bool|string
     * 对curl_setopt进行封装，消除代码冗余
     */
    static private function curl_get_data($url){
        $curlHandle = curl_init();
        curl_setopt($curlHandle, CURLOPT_URL, $url);
        curl_setopt($curlHandle, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($curlHandle, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($curlHandle, CURLOPT_SSL_VERIFYHOST, false);
        curl_setopt($curlHandle, CURLOPT_TIMEOUT, 10);
        $content = curl_exec($curlHandle);
        curl_close($curlHandle);
        $content1 = explode("\n", $content);//以换行符进行分割字符串
        return $content1;
    }

    static public function get_history_index($stock_code,$start_date,$end_date)
    {
        $msg=array();
        $code = self::stock_block($stock_code);
        $url = "http://quotes.money.163.com/service/chddata.html?code=" . $code . "&start=" . $start_date . "&end=" . $end_date . "&fields=TOPEN;HIGH;LOW;TCLOSE;VATURNOVER;VOTURNOVER;CHG;PCHG";
        //构建所要发送的url
        $content1=self::curl_get_data($url);
        if (!empty($content1[1])) {
            for ($i = count($content1) - 1; $i >0; $i--) {//排除日期，代码等标题栏
                if (!empty($content1[$i])) {
                    $content3 = explode(",", iconv("gbk", "utf-8", $content1[$i]));
                }
                else{
                    continue;
                }
//                解析返回的历史数据
                $data['timestamp'] = strtotime($content3[0]);//当日零点的时间戳
                $data['date'] = (int)date("Ymd",strtotime($content3[0]));//用于创建表
                $data['code'] = explode("'",$content3[1])[1];
                $data['name'] = $content3[2];
                $data['open_price'] = floatval($content3[3]);
                $data['highest_price'] = floatval($content3[4]);
                $data['lowest_price'] = floatval($content3[5]);
                $data['close_price'] = floatval($content3[6]);
                $data['value'] = floatval($content3[7]);
                $data['amount'] = floatval($content3[8]);
                $data['increase_price'] = floatval($content3[9]);
                $data['increase_ratio'] = floatval($content3[10]);
                //将所要存储的数据放入一个数组中
                $stock_name = $content3[1];
                if ($data['close_price'] == 0) {//当收盘价为0的时候，表示此时的基于9-3点，所以不存储
                    continue;
                }
                if (!empty($data)) {
                    $msg= Index_day_k::insert($data);//将这支股票的历史数据存入数据库

                }
            }
        }
        return $msg;
    }


}

?>