<?php
namespace app\index\controller;
 
class Temp
{
    //下载学校logo
    public function getImg(){
        $img_path = 'https://static-data.eol.cn/upload/logo/102.jpg';
        $this->downloadImage($img_path);
    }
     
    public function downloadImage($url, $path='./images/')
    {
        //模拟请求源IP地址【暂用百度地址段】
        $cip = '123.125.68.'.mt_rand(0,254);
        $xip = '125.90.88.'.mt_rand(0,254);
        $header = array(
            'CLIENT-IP:'.$cip,
            'X-FORWARDED-FOR:'.$xip,
        );
 
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 30);
        curl_setopt ($ch, CURLOPT_HTTPHEADER, $header);
        curl_setopt($ch, CURLOPT_REFERER, "http://www.baidu.com/");
        $file = curl_exec($ch);
        curl_close($ch);
 
        $this->saveAsImage($url, $file, $path);
    }
 
    public function saveAsImage($url, $file, $path)
    {
        $filename = pathinfo($url, PATHINFO_BASENAME);
        $resource = fopen($path . $filename, 'w+');
        fwrite($resource, $file);
        fclose($resource);
    }
 
}