crm.fsf.org/20131203/files/sites/all/modules-old/views/modules/system/views_handler_field_file_extension.inc

   1 <?php
   2
   3 /**
   4  * @file
   5  * Definition of views_handler_field_file_extension.
   6  */
   7
   8 /**
   9  * Returns a pure file extension of the file, for example 'module'.
  10  * @ingroup views_field_handlers
  11  */
  12 class views_handler_field_file_extension extends views_handler_field {
  13   public function option_definition() {
  14     $options = parent::option_definition();
  15     $options['extension_detect_tar'] = array('default' => FALSE, 'bool' => TRUE);
  16     return $options;
  17   }
  18
  19   public function options_form(&$form, &$form_state) {
  20     parent::options_form($form, $form_state);
  21     $form['extension_detect_tar'] = array(
  22       '#type' => 'checkbox',
  23       '#title' => t('Detect if tar is part of the extension'),
  24       '#description' => t("See if the previous extension is '.tar' and if so, add that, so we see 'tar.gz' or 'tar.bz2' instead of just 'gz'."),
  25       '#default_value' => $this->options['extension_detect_tar'],
  26     );
  27   }
  28
  29   function render($values) {
  30     $value = $this->get_value($values);
  31     if (!$this->options['extension_detect_tar']) {
  32       if (preg_match('/\.([^\.]+)$/', $value, $match)) {
  33         return $this->sanitize_value($match[1]);
  34       }
  35     }
  36     else {
  37       $file_parts = explode('.', basename($value));
  38       // If there is an extension.
  39       if (count($file_parts) > 1) {
  40         $extension = array_pop($file_parts);
  41         $last_part_in_name = array_pop($file_parts);
  42         if ($last_part_in_name === 'tar') {
  43           $extension = 'tar.' . $extension;
  44         }
  45         return $this->sanitize_value($extension);
  46       }
  47     }
  48   }
  49 }