60 lines
1.9 KiB
PHP
60 lines
1.9 KiB
PHP
<?php
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header("Content-Type: text/html; charset=utf-8");
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$pass = ""; // 在这里配置密钥
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//GET https://域名/assets/img/cron.php?key=填你的密钥
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if (empty($pass)) {
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exit('错误：禁止空密钥执行CRON，请在cron.php文件配置密钥');
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} else if (empty($_GET['key'])) {
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exit('错误：密钥为空，请传入包含参数key的GET请求<br>
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请求示例：<b>https://域名/assets/img/cron.php?key=adsij' . $_SERVER['HTTP_HOST'] . '/assets/img/cron.php?key=秘钥</b>');
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} else if ($pass != $_GET['key']) {
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exit('错误：传入参数key与密钥不匹配');
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} else {
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// 密钥正确，执行下面代码
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/**
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* PHP下载NASA APOD每日高清图片并保存为background.jpg
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*/
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$api_key = ''; // 替换成你的NASA API密钥
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$apod_url = 'https://api.nasa.gov/planetary/apod?api_key=' . $api_key;
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$json_content = file_get_contents($apod_url);
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$data = json_decode($json_content);
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if ($data && isset($data->hdurl)) {
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$hdurl = $data->hdurl;
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echo "高清图片地址：" . $hdurl . "<br>";
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/**
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* 下载高清图片并保存为background.jpg
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*/
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function DownloadAndSaveImage($imgurl, $dir, $filename = '/background.jpg')
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{
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if (empty($imgurl)) {
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return false;
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}
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$dir = realpath($dir);
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$filename = $dir . $filename;
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$img_content = file_get_contents($imgurl);
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if ($img_content !== false) {
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file_put_contents($filename, $img_content);
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echo "成功：高清图片已下载并保存为 " . $filename . "<br>";
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} else {
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echo "<p><font color='red'>错误：下载图片失败</font></p>";
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}
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}
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DownloadAndSaveImage($hdurl, dirname(__FILE__));
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} else {
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echo "<p><font color='red'>错误：未能获取到高清图片地址</font></p>";
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}
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}
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?>
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