$item,
'path' => $relativePath,
'folder' => dirname($relativePath) === '.' ? '' : dirname($relativePath),
'size' => filesize($fullPath),
'mtime' => filemtime($fullPath),
'preview' => mb_substr(strip_tags($content), 0, 200)
];
}
}
return $docs;
}
$documents = scanDirectory($docDir, $docDir, $search);
// 按文件夹分组，然后按修改时间排序
usort($documents, function($a, $b) {
// 先按文件夹排序
if ($a['folder'] !== $b['folder']) {
return strcmp($a['folder'], $b['folder']);
}
// 同一文件夹按修改时间排序（新文件在前）
return $b['mtime'] - $a['mtime'];
});
?>
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