function system_add_date_format_type_form_validate
Validate system_add_date_format_type form submissions.
1 string reference to 'system_add_date_format_type_form_validate'
- system_add_date_format_type_form in modules/
system/ system.admin.inc - Add new date type.
File
-
modules/
system/ system.admin.inc, line 2180
Code
function system_add_date_format_type_form_validate($form, &$form_state) {
if (!empty($form_state['values']['machine_name']) && !empty($form_state['values']['date_type'])) {
if (!preg_match("/^[a-zA-Z0-9_]+\$/", trim($form_state['values']['machine_name']))) {
form_set_error('machine_name', t('The date type must contain only alphanumeric characters and underscores.'));
}
$types = system_get_date_types();
if (in_array(trim($form_state['values']['machine_name']), array_keys($types))) {
form_set_error('machine_name', t('This date type already exists. Enter a unique type.'));
}
}
}
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