41         if (isset($file['default'])) $this->_default_file = $file['default'];
42         if (isset($file['local'])) $this->_local_file = $file['local'];
43         if (isset($file['protected'])) $this->_protected_file = $file['protected'];
87       $file = eval('return '.$this->_local_file.';');
90       if (@file_exists($file) && $backup) {
91         if (@file_exists($file.'.bak')) @unlink($file.'.bak');
92         if (!@rename($file, $file.'.bak')) return false;
95       if (!$fh = @fopen($file, 'wb')) {
96         @rename($file.'.bak', $file);     // problem opening, restore the backup
118     function _read_config($file) {  argument
120       if (!$file) return array();
123       $file = eval('return '.$file.';');
127         $contents = @php_strip_whitespace($file);
214       $file     = '/conf/metadata.php';
222           if (@file_exists(DOKU_PLUGIN.$plugin.$file)){
224             @include(DOKU_PLUGIN.$plugin.$file);
234       if (@file_exists(DOKU_TPLINC.$file)){
236         @include(DOKU_TPLINC.$file);
249       $file    = '/conf/default.php';
254           if (@file_exists(DOKU_PLUGIN.$plugin.$file)){
256             @include(DOKU_PLUGIN.$plugin.$file);
266       if (@file_exists(DOKU_TPLINC.$file)){
268         @include(DOKU_TPLINC.$file);
415     function php_strip_whitespace($file) {  argument
416         if (!@is_readable($file)) return '';
418         $in = join('',@file($file));
461     function php_strip_whitespace($file) {  argument
463         if (!@is_readable($file)) return '';
465         $contents = join('',@file($file));