101 lines
3.4 KiB
PHP
101 lines
3.4 KiB
PHP
<?php
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$action = $_POST['action'] ?? '';
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$filename = $_POST['filename'] ?? '';
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$type = $_POST['type'] ?? '';
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$pingFile = $_SERVER['DOCUMENT_ROOT'] . '/nekobox/ping.php';
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$currentBgFile = $_SERVER['DOCUMENT_ROOT'] . '/nekobox/current_background.txt';
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$backgroundHistoryFile = $_SERVER['DOCUMENT_ROOT'] . '/nekobox/background_history.txt';
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$pingContent = file_get_contents($pingFile);
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$audioElement = "";
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$backgroundStyle = "";
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if (!file_exists($backgroundHistoryFile)) {
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file_put_contents($backgroundHistoryFile, "");
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}
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$backgroundFiles = file($backgroundHistoryFile, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES) ?: [];
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$filename = htmlspecialchars($filename, ENT_QUOTES, 'UTF-8');
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if ($action === 'set' && !empty($filename)) {
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if ($type !== 'audio') {
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$pingContent = preg_replace('/<!-- BG_START -->.*<!-- BG_END -->/s', '', $pingContent);
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}
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if ($type === 'image') {
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$backgroundStyle = "\n<style>
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body {
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background-image: url('/nekobox/assets/Pictures/$filename');
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background-repeat: no-repeat;
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background-position: center center;
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background-attachment: fixed;
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background-size: cover;
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}
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</style>\n";
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} elseif ($type === 'video') {
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$backgroundStyle = "\n<style>
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body {
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background: transparent;
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position: relative;
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margin: 0;
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padding: 0;
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height: 100vh;
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}
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.video-background {
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position: fixed;
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top: 0;
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left: 0;
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width: 100%;
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height: 100%;
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object-fit: contain;
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z-index: -1;
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}
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</style>
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<video class=\"video-background\" autoplay loop id=\"background-video\">
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<source src='/nekobox/assets/Pictures/$filename' type='video/mp4'>
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您的浏览器不支持视频标签。
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</video>";
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} elseif ($type === 'audio') {
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$audioElement = "
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<audio id=\"background-video\" autoplay loop>
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<source src='/nekobox/assets/Pictures/$filename' type='audio/mp3'>
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您的浏览器不支持音频播放。
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</audio>";
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}
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if (strpos($pingContent, '<!-- BG_START -->') !== false && strpos($pingContent, '<!-- BG_END -->') !== false) {
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$pingContent = preg_replace('/<!-- BG_START -->.*<!-- BG_END -->/s', "<!-- BG_START -->$backgroundStyle$audioElement<!-- BG_END -->", $pingContent);
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} else {
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$pingContent .= "\n<!-- BG_START -->$backgroundStyle$audioElement<!-- BG_END -->\n";
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}
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file_put_contents($pingFile, $pingContent);
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file_put_contents($currentBgFile, $filename);
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$backgroundFiles = array_filter(array_map('trim', file($backgroundHistoryFile)));
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if (($key = array_search($filename, $backgroundFiles)) !== false) {
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unset($backgroundFiles[$key]);
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}
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array_unshift($backgroundFiles, $filename);
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$backgroundFiles = array_slice($backgroundFiles, 0, 20);
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file_put_contents($backgroundHistoryFile, implode("\n", $backgroundFiles));
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echo "背景已成功设置！";
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} elseif ($action === 'remove') {
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$pingContent = preg_replace('/<!-- BG_START -->.*<!-- BG_END -->/s', '', $pingContent);
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file_put_contents($pingFile, $pingContent);
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file_put_contents($currentBgFile, '');
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echo "背景已成功删除！";
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}
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?>
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