function node_type_form_validate
Form validation handler for node_type_form().
See also
File
-
modules/
node/ content_types.inc, line 256
Code
function node_type_form_validate($form, &$form_state) {
$type = new stdClass();
$type->type = $form_state['values']['type'];
$type->name = trim($form_state['values']['name']);
// Work out what the type was before the user submitted this form
$old_type = $form_state['values']['old_type'];
$types = node_type_get_names();
if (!$form_state['values']['locked']) {
// 'theme' conflicts with theme_node_form().
// '0' is invalid, since elsewhere we check it using empty().
if (in_array($type->type, array(
'0',
'theme',
))) {
form_set_error('type', t("Invalid machine-readable name. Enter a name other than %invalid.", array(
'%invalid' => $type->type,
)));
}
}
$names = array_flip($types);
if (isset($names[$type->name]) && $names[$type->name] != $old_type) {
form_set_error('name', t('The human-readable name %name is already taken.', array(
'%name' => $type->name,
)));
}
}
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