mirror of
https://github.com/Studio-42/elFinder
synced 2026-06-08 12:37:09 +00:00
nao-pon
101 lines
2.5 KiB
PHP
101 lines
2.5 KiB
PHP
<?php
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/**
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* elFinder Plugin Sanitizer
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*
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* Sanitizer of file-name and file-path etc.
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*
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* ex. binding, configure on connector options
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* $opts = array(
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* 'bind' => array(
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* 'mkdir.pre mkfile.pre rename.pre archive.pre' => array(
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* 'Plugin.Sanitizer.cmdPreprocess'
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* ),
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* 'upload.presave' => array(
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* 'Plugin.Sanitizer.onUpLoadPreSave'
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* )
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* ),
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* // global configure (optional)
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* 'plugin' => array(
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* 'Sanitizer' => array(
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* 'enable' => true,
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* 'targets' => array('\\','/',':','*','?','"','<','>','|'), // target chars
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* 'replace' => '_' // replace to this
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* )
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* ),
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* // each volume configure (optional)
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* 'roots' => array(
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* array(
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* 'driver' => 'LocalFileSystem',
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* 'path' => '/path/to/files/',
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* 'URL' => 'http://localhost/to/files/'
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* 'plugin' => array(
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* 'Sanitizer' => array(
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* 'enable' => true,
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* 'targets' => array('\\','/',':','*','?','"','<','>','|'), // target chars
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* 'replace' => '_' // replace to this
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* )
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* )
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* )
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* )
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* );
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*
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* @package elfinder
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* @author Naoki Sawada
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* @license New BSD
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*/
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class elFinderPluginSanitizer
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{
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private $opts = array();
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public function __construct($opts) {
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$defaults = array(
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'enable' => true, // For control by volume driver
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'targets' => array('\\','/',':','*','?','"','<','>','|'), // target chars
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'replace' => '_' // replace to this
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);
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$this->opts = array_merge($defaults, $opts);
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}
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public function cmdPreprocess($cmd, &$args, $elfinder, $volume) {
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$opts = $this->getOpts($volume);
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if (! $opts['enable']) {
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return false;
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}
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if (isset($args['name'])) {
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$args['name'] = $this->sanitizeFileName($args['name'], $opts);
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}
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return true;
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}
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public function onUpLoadPreSave(&$path, &$name, $src, $elfinder, $volume) {
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$opts = $this->getOpts($volume);
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if (! $opts['enable']) {
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return false;
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}
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if ($path) {
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$path = $this->sanitizeFileName($path, $opts, array('/'));
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}
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$name = $this->sanitizeFileName($name, $opts);
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return true;
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}
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private function getOpts($volume) {
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$opts = $this->opts;
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if (is_object($volume)) {
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$volOpts = $volume->getOptionsPlugin('Sanitizer');
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if (is_array($volOpts)) {
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$opts = array_merge($this->opts, $volOpts);
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}
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}
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return $opts;
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}
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private function sanitizeFileName($filename, $opts, $allows = array()) {
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$targets = $allows? array_diff($opts['targets'], $allows) : $opts['targets'];
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return str_replace($targets, $opts['replace'], $filename);
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}
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}
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