function search_index_split

Simplifies and splits a string into tokens for indexing.

File

modules/search/search.module, line 504

Code

function search_index_split($text) {
    $last =& drupal_static(__FUNCTION__);
    $lastsplit =& drupal_static(__FUNCTION__ . ':lastsplit');
    if ($last == $text) {
        return $lastsplit;
    }
    // Process words
    $text = search_simplify($text);
    $words = explode(' ', $text);
    // Save last keyword result
    $last = $text;
    $lastsplit = $words;
    return $words;
}