function lightbox2_supported_file_extension in Lightbox2 7

Same name and namespace in other branches

1. 8 lightbox2.module \lightbox2_supported_file_extension()
2. 5.2 lightbox2.module \lightbox2_supported_file_extension()
3. 6 lightbox2.module \lightbox2_supported_file_extension()
4. 7.2 lightbox2.module \lightbox2_supported_file_extension()

Check whether a given file extension is supported by the lightbox iframe.

Parameters

$ext: File extension

$type: Type of file extensions to check.

Return value

TRUE if extension is supported.

2 calls to lightbox2_supported_file_extension()

lightbox2_check_filefield_extension in ./lightbox2.module

Suitability callback function for the filefield formatter.

lightbox2_check_filefield_image_extension in ./lightbox2.module

Suitability callback function for the image filefield formatter.

File

./lightbox2.module, line 1465

Enables the use of lightbox2 which places images above your current page, not within. This frees you from the constraints of the layout, particularly column widths.

Code

function lightbox2_supported_file_extension($ext, $type = 'all') {
  $image_extensions = array(
    'png',
    'jpg',
    'jpeg',
    'gif',
    'bmp',
  );
  $movie_extensions = array(
    'dv',
    'mov',
    'moov',
    'movie',
    'mp4',
    'asf',
    'wm',
    'wmv',
    'avi',
    'mpg',
    'mpeg',
  );
  $web_extensions = array(
    'asp',
    'aspx',
    'cgi',
    'cfm',
    'htm',
    'html',
    'pl',
    'php',
    'php3',
    'php4',
    'php5',
    'phtml',
    'rb',
    'rhtml',
    'shtml',
    'txt',
    'vbs',
  );
  $misc_extensions = array(
    'pdf',
  );
  $extensions = array();
  switch ($type) {
    case 'image':
      $extensions = $image_extensions;
      break;
    case 'movie':
      $extensions = $movie_extensions;
      break;
    case 'web':
      $extensions = $web_extensions;
      break;
    case 'misc':
      $extensions = $misc_extensions;
      break;
    case 'all':
    default:
      $extensions = array_merge($image_extensions, $movie_extensions, $web_extensions, $misc_extensions);
      break;
  }
  if (in_array(drupal_strtolower($ext), $extensions)) {
    return TRUE;
  }
  return FALSE;
}