php采集天猫商城详细

 /**
     * 添加淘宝商品详细
     * @return array|mixed
     * @throws \think\exception\PDOException
     */
    public function taobaoadd()
    {

        ignore_user_abort();
        set_time_limit(0);
        $id = trim(input('url'));
//        $id = 542146172340;
        $url = "https://detail.m.tmall.com/item.htm?id=" . $id . "&tbpm=3";
        $response = $this->http_curl($url);
        $response = mb_convert_encoding($response, 'UTF-8', 'UTF-8,GBK,GB2312,BIG5');
        preg_match_all('/data-ks-lazyload="(http.+?)"/i', $response, $matches);

        $arr = array();
        foreach ($matches[1] as $k => $v) {
            $arr[] = "<p>" .
                "<img src=" ."'".$v ."'" ."/>".
                "</p>";
        }
        $str = implode('', $arr);//把数组元素组合为一个字符串
        session('detailed', $str);
        dump($_SESSION['detailed']);
    }

    /**
     *
     * @param type $url
     * @param type $type
     * @param type $arr
     * @return type
     */
    public function http_curl($url, $type = 'get', $arr = '')
    {

        if ($arr) {
            $o = "";
            foreach ($arr as $k => $v) {
                $o .= "$k=" . urlencode($v) . "&";
            }
            $arr = substr($o, 0, -1);
        }

        $ch = curl_init();

        $headers = array(
            "cache-control: no-cache"
        );

        $user_agent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.100 Safari/537.36";

        curl_setopt($ch, CURLOPT_URL, $url); //设置访问的地址
        curl_setopt($ch, CURLOPT_USERAGENT, $user_agent);
//        curl_setopt($ch, CURLOPT_HTTPHEADER,$headers);
//        curl_setopt($ch, CURLOPT_HEADER, 1 );
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); //获取的信息返回
        curl_setopt($ch, CURLOPT_REFERER, "www.baidu.com");
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
//        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, TRUE);
//        curl_setopt($ch,CURLOPT_COOKIE,$cookie);
        if ($type == 'post') {
            curl_setopt($ch, CURLOPT_POST, 1);
            curl_setopt($ch, CURLOPT_POSTFIELDS, $arr);
        }
        $output = curl_exec($ch);
        if (curl_error($ch)) {
            return curl_error($ch);
        }
        return $output;

    }