function transliteration_clean_filename in Transliteration 5.2

Same name and namespace in other branches

1. 5 transliteration.inc \transliteration_clean_filename()
2. 6.3 transliteration.module \transliteration_clean_filename()
3. 6 transliteration.inc \transliteration_clean_filename()
4. 6.2 transliteration.inc \transliteration_clean_filename()
5. 7.3 transliteration.module \transliteration_clean_filename()

Sanitize a file name.

Transliterates the file name and removes invalid characters.

Parameters

$filename: A file name.

Return value

string Cleaned file name.

2 calls to transliteration_clean_filename()

transliteration_install_retroactive in ./transliteration.install

Helper function; retroactivly transliterate existing file names.

transliteration_menu in ./transliteration.module

Implementation of hook_menu().

File

./transliteration.inc, line 14

Code

function transliteration_clean_filename($filename) {

  // Trim any leading/trailing dots.
  $filename = trim($filename, '.');

  // Transliterate to ASCII.
  $filename = transliteration_process($filename, '');

  // Replace whitespace.
  $filename = str_replace(' ', '_', $filename);

  // Remove any remaining non-safe characters.
  $filename = preg_replace('/[^0-9A-Za-z_.-]/', '', $filename);

  // Force lowercase to prevent issues on case insensitive file systems.
  $filename = strtolower($filename);
  return $filename;
}