function _lexicon_create_valid_id in Lexicon 6

Same name and namespace in other branches

1. 7 lexicon.module \_lexicon_create_valid_id()

4 calls to _lexicon_create_valid_id()

lexicon_overview in ./lexicon.module

theme_lexicon_block_term in ./lexicon.module

theme_lexicon_overview_item in ./lexicon.module

_lexicon_filter_process in ./lexicon.module

Mark lexicon vocabulary terms in the body text.

File

./lexicon.module, line 1301

Lexicon is used to create lists of terms and definitions to use on a website and optionally mark them in the content with an indicator.

Code

function _lexicon_create_valid_id($name) {
  $allowed_chars = '-A-Za-z0-9._:';
  $id = preg_replace(array(
    '/ |\\s/',
    '/\'/',
    '/—/',
    '/&/',
    '/&[a-z]+;/',
    '/[^' . $allowed_chars . ']/',
    '/^[-0-9._:]+/',
    '/__+/',
  ), array(
    '_',
    //   and spaces
    '-',
    // apostrophe, so it makes things slightly more readable
    '--',
    // —
    'and',
    // &
    '',
    // any other entity
    '',
    // any character that is invalid as an ID name
    '',
    // any digits at the start of the name
    '_',
  ), strip_tags($name));
  return $id;
}