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140 lines
4.3 KiB
140 lines
4.3 KiB
5 years ago
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<?php
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/**
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* KindEditor PHP
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*
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* 本PHP程序是演示程序,建议不要直接在实际项目中使用。
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* 如果您确定直接使用本程序,使用之前请仔细确认相关安全设置。
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*
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*/
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require_once 'JSON.php';
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$php_path = dirname(__FILE__) . '/';
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$php_url = dirname($_SERVER['PHP_SELF']) . '/';
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//根目录路径,可以指定绝对路径,比如 /var/www/attached/
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$root_path = $php_path . '../attached/';
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//根目录URL,可以指定绝对路径,比如 http://www.yoursite.com/attached/
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$root_url = $php_url . '../attached/';
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//图片扩展名
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$ext_arr = array('gif', 'jpg', 'jpeg', 'png', 'bmp');
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//目录名
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$dir_name = empty($_GET['dir']) ? '' : trim($_GET['dir']);
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if (!in_array($dir_name, array('', 'image', 'flash', 'media', 'file'))) {
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echo "Invalid Directory name.";
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exit;
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}
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if ($dir_name !== '') {
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$root_path .= $dir_name . "/";
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$root_url .= $dir_name . "/";
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if (!file_exists($root_path)) {
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mkdir($root_path);
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}
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}
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//根据path参数,设置各路径和URL
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if (empty($_GET['path'])) {
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$current_path = realpath($root_path) . '/';
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$current_url = $root_url;
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$current_dir_path = '';
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$moveup_dir_path = '';
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} else {
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$current_path = realpath($root_path) . '/' . $_GET['path'];
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$current_url = $root_url . $_GET['path'];
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$current_dir_path = $_GET['path'];
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$moveup_dir_path = preg_replace('/(.*?)[^\/]+\/$/', '$1', $current_dir_path);
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}
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//echo realpath($root_path);
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//排序形式,name or size or type
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$order = empty($_GET['order']) ? 'name' : strtolower($_GET['order']);
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//不允许使用..移动到上一级目录
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if (preg_match('/\.\./', $current_path)) {
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echo 'Access is not allowed.';
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exit;
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}
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//最后一个字符不是/
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if (!preg_match('/\/$/', $current_path)) {
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echo 'Parameter is not valid.';
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exit;
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}
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//目录不存在或不是目录
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if (!file_exists($current_path) || !is_dir($current_path)) {
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echo 'Directory does not exist.';
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exit;
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}
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//遍历目录取得文件信息
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$file_list = array();
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if ($handle = opendir($current_path)) {
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$i = 0;
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while (false !== ($filename = readdir($handle))) {
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if ($filename{0} == '.') continue;
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$file = $current_path . $filename;
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if (is_dir($file)) {
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$file_list[$i]['is_dir'] = true; //是否文件夹
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$file_list[$i]['has_file'] = (count(scandir($file)) > 2); //文件夹是否包含文件
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$file_list[$i]['filesize'] = 0; //文件大小
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$file_list[$i]['is_photo'] = false; //是否图片
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$file_list[$i]['filetype'] = ''; //文件类别,用扩展名判断
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} else {
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$file_list[$i]['is_dir'] = false;
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$file_list[$i]['has_file'] = false;
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$file_list[$i]['filesize'] = filesize($file);
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$file_list[$i]['dir_path'] = '';
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$file_ext = strtolower(pathinfo($file, PATHINFO_EXTENSION));
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$file_list[$i]['is_photo'] = in_array($file_ext, $ext_arr);
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$file_list[$i]['filetype'] = $file_ext;
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}
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$file_list[$i]['filename'] = $filename; //文件名,包含扩展名
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$file_list[$i]['datetime'] = date('Y-m-d H:i:s', filemtime($file)); //文件最后修改时间
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$i++;
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}
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closedir($handle);
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}
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//排序
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function cmp_func($a, $b)
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{
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global $order;
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if ($a['is_dir'] && !$b['is_dir']) {
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return -1;
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} else if (!$a['is_dir'] && $b['is_dir']) {
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return 1;
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} else {
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if ($order == 'size') {
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if ($a['filesize'] > $b['filesize']) {
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return 1;
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} else if ($a['filesize'] < $b['filesize']) {
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return -1;
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} else {
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return 0;
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}
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} else if ($order == 'type') {
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return strcmp($a['filetype'], $b['filetype']);
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} else {
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return strcmp($a['filename'], $b['filename']);
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}
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}
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}
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usort($file_list, 'cmp_func');
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$result = array();
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//相对于根目录的上一级目录
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$result['moveup_dir_path'] = $moveup_dir_path;
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//相对于根目录的当前目录
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$result['current_dir_path'] = $current_dir_path;
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//当前目录的URL
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$result['current_url'] = $current_url;
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//文件数
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$result['total_count'] = count($file_list);
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//文件列表数组
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$result['file_list'] = $file_list;
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//输出JSON字符串
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header('Content-type: application/json; charset=UTF-8');
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$json = new Services_JSON();
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echo $json->encode($result);
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