elFinder\elFinderVolumeDriver::rename PHP Method

    public function rename($hash, $name)
    {
        if ($this->commandDisabled('rename')) {
            return $this->setError(elFinder::ERROR_PERM_DENIED);
        }
        if (!$this->nameAccepted($name)) {
            return $this->setError(elFinder::ERROR_INVALID_NAME, $name);
        }
        if (!($file = $this->file($hash))) {
            return $this->setError(elFinder::ERROR_FILE_NOT_FOUND);
        }
        if ($name == $file['name']) {
            return $file;
        }
        if (!empty($file['locked'])) {
            return $this->setError(elFinder::ERROR_LOCKED, $file['name']);
        }
        $path = $this->decode($hash);
        $dir = $this->_dirname($path);
        $stat = $this->stat($this->_joinPath($dir, $name));
        if ($stat) {
            return $this->setError(elFinder::ERROR_EXISTS, $name);
        }
        if (!$this->allowCreate($dir, $name)) {
            return $this->setError(elFinder::ERROR_PERM_DENIED);
        }
        $this->rmTmb($file);
        // remove old name tmbs, we cannot do this after dir move
        if ($path = $this->_move($path, $dir, $name)) {
            $this->clearcache();
            return $this->stat($path);
        }
        return false;
    }