77 lines
3.3 KiB
PHP
77 lines
3.3 KiB
PHP
<?php
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/**
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* php抓取bing每日图片并保存到服务器
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* 作者：mengkun (mkblog.cn)
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* 日期：2016/12/23
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* 修改：Icret
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* 修改日期：2023-01-30
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*/
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include_once '../config/config.php';
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$path = __DIR__ . '/..' . $config['path'] . $config['delDir']; // 设置图片缓存文件夹
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$filename = date("Ymd") . '.jpg'; // 用年月日来命名新的文件名
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if (!file_exists($path . $filename)) // 如果文件不存在，则说明今天还没有进行缓存
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{
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if (!file_exists($path)) //如果目录不存在
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{
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mkdir($path, 0777); //创建缓存目录
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}
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$str = file_get_contents('http://cn.bing.com/HPImageArchive.aspx?format=js&idx=0&n=1'); //读取必应api，获得相应数据
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$str = json_decode($str, true);
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$imgurl = 'http://cn.bing.com' . $str['images'][0]['url']; //获取图片url
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$img = grabImage($imgurl, $path . $filename); //读取并保存图片
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/*
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$handle = fopen("dat.txt", "a"); //用于存放图片信息，如果不需要保存图片的相关信息，可以把下面这些去掉。
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if ($handle) {
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$copyright = $str['images'][0]['copyright']; //说明
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$startdate = $str['images'][0]['startdate'];
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$fullstartdate = $str['images'][0]['fullstartdate'];
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$enddate = $str['images'][0]['enddate'];
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$urlbase = $str['images'][0]['urlbase'];
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$copyrightlink = $str['images'][0]['copyrightlink'];
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$quiz = $str['images'][0]['quiz'];
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$wp = $str['images'][0]['wp'];
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$hsh = $str['images'][0]['hsh'];
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$drk = $str['images'][0]['drk'];
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$top = $str['images'][0]['top'];
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$bot = $str['images'][0]['bot'];
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$tempArr = array(
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"imgurl" => $imgurl, "copyright" => $copyright, "startdate" => $startdate,
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"fullstartdate" => $fullstartdate, "enddate" => $enddate, "urlbase" => $urlbase,
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"copyrightlink" => $copyrightlink, "quiz" => $quiz, "wp" => $wp,
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"hsh" => $hsh, "drk" => $drk, "top" => $top, "bot" => $bot
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); //将相关信息放进数组中
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fwrite($handle, json_encode($tempArr) . "\r\n"); //最终以json格式保存在文本文档中
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fclose($handle);
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}
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*/
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}
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/**
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* 远程抓取图片并保存
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* @param $url 图片url
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* @param $filename 保存名称和路径
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*/
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function grabImage($url, $filename = "")
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{
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if ($url == "") return false; //如果$url地址为空，直接退出
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if ($filename == "") //如果没有指定新的文件名
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{
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$ext = strrchr($url, "."); //得到$url的图片格式
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$filename = date("Ymd") . $ext; //用天月面时分秒来命名新的文件名
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}
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ob_start(); //打开输出
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readfile($url); //输出图片文件
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$img = ob_get_contents(); //得到浏览器输出
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ob_end_clean(); //清除输出并关闭
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$size = strlen($img); //得到图片大小
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$fp2 = @fopen($filename, "a");
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fwrite($fp2, $img); //向当前目录写入图片文件，并重新命名
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fclose($fp2);
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return $filename; //返回新的文件名
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}
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header("Content-type: image/jpeg");
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exit(file_get_contents($path . $filename, true));
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