protected function views_handler_field_file_icon::getIconName

Map file extensions to Phosphor icons.

Parameters

string $uri: The original file path.

Return value

string: The name of an icon file, as expected by icon().

File

core/modules/file/views/views_handler_field_file_icon.inc, line 128

Definition of views_handler_field_file_icon.

Class

views_handler_field_file_icon

Code

protected function getIconName($uri) {
  // If there's no 1:1 icon name match for the extension, map to one. It's
  // possible that modules or themes provide additional file icons, so this
  // only acts as a fallback for some common types.
  $mapping = array(
    'docx' => 'doc',
    'gz' => 'archive',
    'jpeg' => 'jpg',
    'odt' => 'text',
    'pptx' => 'ppt',
    'tar' => 'archive',
    'xlsx' => 'xls',
  );
  $extension = pathinfo($uri, PATHINFO_EXTENSION);
  if (icon_get_path('file-' . $extension)) {
    $icon_name = 'file-' . $extension;
  }
  elseif (array_key_exists($extension, $mapping)) {
    $icon_name = 'file-' . $mapping[$extension];
  }
  else {
    // If the extension has a more specific mimetype, use that type prefix.
    $mime_type = file_get_mimetype($uri);
    $mime_parts = explode('/', $mime_type);
    if (count($mime_parts) && in_array($mime_parts[0], array(
        'image',
        'video',
        'audio',
        'text',
      ))) {
      $icon_name = 'file-' . $mime_parts[0];
    }
  }

  // Fallback to the generic icon if there are no other matches.
  if (!isset($icon_name)) {
    $icon_name = 'file';
  }

  return $icon_name;
}