/**
 * Implementation of hook_filefield_paths_process_file().
 */
function filefield_paths_filefield_paths_process_file($new, &$file, $settings, &$node, &$update) {
  if ($new) {
    // Process filename
    $file['filename']['old'] = $file['field']['filename'];
    if (($file['filename']['new'] = $settings['filename']['value']) != '') {
      $file['filename']['new'] = filefield_paths_process_string($file['filename']['new'], 'node', $node, $settings['filename']);
      $file['filename']['new'] = filefield_paths_process_string($file['filename']['new'], 'field', array(0 => $file['field']), $settings['filename']);
    }
    else {
      $file['filename']['new'] = $file['field']['filename'];
    }

    // Process filepath
    $file['filepath']['old'] = $file['field']['filepath'];
    $file['filepath']['new'] = filefield_paths_process_string(file_directory_path() .'/'. $settings['filepath']['value'] .'/'. $file['filename']['new'], 'node', $node, $settings['filepath']);
    $file['filepath']['new'] = filefield_paths_process_string($file['filepath']['new'], 'field', array(0 => $file['field']), $settings['filepath']);

    // Finalize files if necessary
    if (dirname($file['filepath']['new']) != dirname($file['field']['filepath']) || $file['filename']['new'] != $file['field']['filename']) {
      if (filefield_paths_file_move($file)) {

        // Fix reference to old paths in Body and Teaser and CCK
        $file['filepath']['new'] = str_replace($file['filename']['old'], $file['filename']['new'], $file['filepath']['new']);

        $pattern = array(
          'regex' => str_replace('/', '\/', file_directory_path()) .'(.*?)'. str_replace('/', '\/', str_replace(file_directory_path(), '', $file['filepath']['old'])),
          'regex_enc' => str_replace('/', '\/', drupal_urlencode(file_directory_path())) .'(.*?)'. str_replace('/', '\/', str_replace(drupal_urlencode(file_directory_path()), '', drupal_urlencode($file['filepath']['old']))),
          'replace' => file_directory_path() .'$1'. str_replace(file_directory_path(), '', $file['filepath']['new']),
        );
        
        // if module cck is activated
        if (module_exists('content')) {
          // loop through the field of this content type and check if field is set this node
          $fields = content_fields(NULL, $node->type);
          foreach($fields as $fieldname => $field){
            // handle only the field text (perhaps other filed type need this too ?)
            if($field['type']=='text' && !empty($node->{$fieldname}[0]['value'])){
              // handle multiple values (if no multiple, only one loop with key=0)
              foreach($node->{$fieldname} as $key => $value){
                // do the preg_replace only if value is set
                if(isset($node->{$fieldname}[$key]['value'])){
                  $tmp = $node->{$fieldname}[$key]['value'];
                  $tmp = preg_replace('/'. $pattern['regex'] .'/s', $pattern['replace'], $tmp);
                  $tmp = preg_replace('/'. $pattern['regex_enc'] .'/s', $pattern['replace'], $tmp);
  
                  if ($tmp != $node->{$fieldname}[$key]['value']) {
                    $node->{$fieldname}[$key]['value'] = $tmp;
                    $update->node = TRUE;
                  }
                }
              }
            }
          }
        }

       
        if (isset($node->body)) {

          $body = $node->body;
          $body = preg_replace('/'. $pattern['regex'] .'/s', $pattern['replace'], $body);
          $body = preg_replace('/'. $pattern['regex_enc'] .'/s', $pattern['replace'], $body);

          $teaser = $node->teaser;
          $teaser = preg_replace('/'. $pattern['regex'] .'/s', $pattern['replace'], $teaser);
          $teaser = preg_replace('/'. $pattern['regex_enc'] .'/s', $pattern['replace'], $teaser);

          if ($body != $node->body || $teaser != $node->teaser) {
            $node->body = $body;
            $node->teaser = $teaser;

            $update->node = TRUE;
          }
        }

        // Store new filename in file Array
        $file['field']['filename'] = $file['filename']['new'];
      }
    }
  }
}