/**
* creates a new config entry in database
* @param string name of entry
* @param array data to insert as assoc array
* @throws InvalidArgumentException
* @return Ambigous <NULL, ConfigEntry>
*/
function create($field, $data = array())
{
if (!$field) {
throw new InvalidArgumentException("config fieldname is mandatory");
}
$exists = ConfigEntry::findByField($field);
if (count($exists)) {
throw new InvalidArgumentException("config {$field} already exists");
}
$entry = new ConfigEntry();
$entry->setData($data);
$entry->setId(md5($field));
$entry->field = $field;
$entry->is_default = 1;
$entry->comment = '';
if (!isset($data['value'])) {
$entry->value = '';
}
if (!$entry->type) {
$entry->type = 'string';
}
$ret = $entry->store() ? $entry : null;
if ($ret) {
$this->fetchData();
}
return $ret;
}