134 lines
3.4 KiB
PHP
134 lines
3.4 KiB
PHP
<?php
|
|
/**
|
|
* php抓取bing每日图片并保存到服务器
|
|
* https://www.computer26.com/windows/13146.html , https://blog.csdn.net/weixin_35342955/article/details/115564707
|
|
* http://cn.bing.com/HPImageArchive.aspx?format=js&idx=0&n=1 , https://github.com/mike126126/bing
|
|
* https://www4.bing.com/HPImageArchive.aspx?format=js&idx=0&n=1
|
|
*/
|
|
error_reporting(1);
|
|
$path = 'imgs'; //设置图片缓存文件夹
|
|
$isrange = false; //是否随机返回图片
|
|
// 获取网页数据
|
|
function getContent($url)
|
|
{
|
|
$process = curl_init($url);
|
|
curl_setopt($process, CURLOPT_RETURNTRANSFER, 1);
|
|
curl_setopt($process, CURLOPT_CONNECTTIMEOUT, 5);
|
|
curl_setopt($process, CURLOPT_TIMEOUT, 45);
|
|
// 设置启用SSL协议
|
|
if (strtoupper(substr($url, 0, 5)) == 'HTTPS')
|
|
{
|
|
curl_setopt($process, CURLOPT_SSL_VERIFYPEER, 0);
|
|
curl_setopt($process, CURLOPT_SSL_VERIFYHOST, 0);
|
|
}
|
|
curl_setopt($process, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows NT 5.1; zh-CN) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/30.0.1599.101 Safari/537.36");
|
|
$data = curl_exec($process);
|
|
curl_close($process);
|
|
unset($process);
|
|
return $data;
|
|
}
|
|
|
|
/**
|
|
* 远程抓取图片并保存
|
|
*
|
|
* @param $url 图片url
|
|
* @param $filename 保存名称和路径
|
|
*/
|
|
|
|
function grabImage($url,$path,$filename = "")
|
|
{
|
|
if ($url == "")
|
|
{
|
|
return false; //如果$url地址为空，直接退出
|
|
}
|
|
// 如果没有指定新的文件名
|
|
if ($filename == "")
|
|
{
|
|
$ext = strrchr($url, "."); //得到$url的图片格式
|
|
$filename = date("Ymd") . $ext; //用天月面时分秒来命名新的文件名
|
|
}
|
|
ob_start(); //打开输出
|
|
readfile('http' . substr($url,4,100)); //输出图片文件
|
|
$img = ob_get_contents(); //得到浏览器输出
|
|
ob_end_clean(); //清除输出并关闭
|
|
$size = strlen($img); //得到图片大小
|
|
$fp2 = @fopen($path . '/' . $filename, "a");
|
|
|
|
fwrite($fp2, $img); //向当前目录写入图片文件，并重新命名
|
|
fclose($fp2);
|
|
|
|
return $filename; //返回新的文件名
|
|
}
|
|
|
|
/**
|
|
* 随机目录下的图片
|
|
*/
|
|
function rangeimg($dir = './imgs')
|
|
{
|
|
$handle = opendir($dir);
|
|
$imgs = array();
|
|
while ($file = readdir($handle))
|
|
{
|
|
if ($file != "." && $file != ".." && !is_dir($file))
|
|
{
|
|
$imgs[] = $file;
|
|
}
|
|
}
|
|
closedir($handle);
|
|
if (count($imgs) > 0)
|
|
{
|
|
$i = rand(0, (count($imgs) - 1));
|
|
return $imgs[$i];
|
|
}
|
|
else
|
|
{
|
|
return '';
|
|
}
|
|
}
|
|
|
|
$filename = date("Ymd") . '.jpg'; //用年月日来命名新的文件名
|
|
// 如果文件不存在，则说明今天还没有进行缓存
|
|
if (!file_exists($path . '/' . $filename))
|
|
{
|
|
// 如果目录不存在
|
|
if (!file_exists($path))
|
|
{
|
|
mkdir($path, 0777); //创建缓存目录
|
|
}
|
|
|
|
$url = 'http://cn.bing.com/HPImageArchive.aspx?format=js&idx=0&n=1'; //读取必应api，获得相应数据
|
|
$data = getContent($url);
|
|
if (!is_string($data))
|
|
{
|
|
echo "none. $url <br>" ;
|
|
}
|
|
else
|
|
{
|
|
echo "200 $url <br>" ;
|
|
}
|
|
$str = json_decode($data, true);
|
|
$imgurl = 'https://cn.bing.com' . $str['images'][0]['url']; //获取图片url
|
|
$filename = grabImage($imgurl, $path, $filename); //读取并保存图片
|
|
}
|
|
|
|
if (!$isrange && file_exists($path . '/' . $filename))
|
|
{
|
|
$imgurl = $path . '/' . $filename; //图片路径
|
|
}
|
|
else
|
|
{
|
|
$filename = rangeimg($path);
|
|
if ($filename == '')
|
|
{
|
|
$imgurl = 'http://img.infinitynewtab.com/InfinityWallpaper/2_14.jpg'; //默认图片路径
|
|
}
|
|
else
|
|
{
|
|
$imgurl = $path . '/' . $filename;
|
|
}
|
|
}
|
|
// echo $imgurl;
|
|
header("Location: {$imgurl}"); // 跳转至目标图像
|
|
|
|
|
|
?>
|