function token_pre_render_field_token in Token 7
Pre-render callback for field output used with tokens.
1 string reference to 'token_pre_render_field_token'
- field_tokens in ./
token.tokens.inc - Implements hook_tokens() on behalf of field.module.
File
- ./
token.tokens.inc, line 1439 - Token callbacks for the token module.
Code
function token_pre_render_field_token($elements) {
// Remove the field theme hook, attachments, and JavaScript states.
unset($elements['#theme']);
unset($elements['#states']);
unset($elements['#attached']);
// Prevent multi-value fields from appearing smooshed together by appending
// a join suffix to all but the last value.
$deltas = element_get_visible_children($elements);
$count = count($deltas);
if ($count > 1) {
$join = isset($elements['#token_options']['join']) ? $elements['#token_options']['join'] : ", ";
foreach ($deltas as $index => $delta) {
// Do not add a suffix to the last item.
if ($index < $count - 1) {
$elements[$delta] += array(
'#suffix' => $join,
);
}
}
}
return $elements;
}