/**
* Exports an array of custom finders which use the filter system to wrap around `find()`.
*
* @return void
*/
protected static function _findFilters()
{
$self = static::_object();
$_query = $self->_query;
$default = parent::_findFilters();
$custom = array('list' => function ($self, $params, $chain) {
$result = array();
$meta = $self::meta();
$name = $meta['key'];
$options =& $params['options'];
if (isset($options['field'])) {
$options['fields'] = (array) $options['field'];
}
if ($options['fields'] === null || empty($options['fields'])) {
list($name, $value) = array($self::meta('key'), null);
} elseif (count($options['fields']) > 2) {
list($name, $value) = array_slice($options['fields'], 0, 2);
} elseif (count($options['fields']) > 1) {
list($name, $value) = array_slice($options['fields'], 0, 2);
} elseif (count($options['fields']) == 1) {
$name = $meta['key'];
$value = is_array($options['fields']) ? $options['fields'][0] : $options['fields'];
}
foreach ($chain->next($self, $params, $chain) as $entity) {
$key = $entity->{$name};
$key = is_scalar($key) ? $key : (string) $key;
$result[$key] = is_null($value) ? $entity->title() : $entity->{$value};
}
return $result;
}, 'random' => function ($self, $params, $chain) {
$amount = (int) $self::find('count', $params['options']);
$offset = rand(0, $amount - 1);
$params['options']['offset'] = $offset;
return $self::find('first', $params['options']);
});
return array_merge($default, $custom);
}
