Schlaefer / Saito

	public function serializeParams(array &$data) {

		foreach ($this->controller->presetVars as $field) {

			if ($field['type'] === 'checkbox') {

				if (array_key_exists($field['field'], $data)) {

					$values = join('|', (array)$data[$field['field']]);

				} else {

					$values = '';

				}

				$data[$field['field']] = $values;

			}

		$conditions = array();

		foreach ($Model->filterArgs as $field) {

			// If this field was not passed and a default value exists, use that instead.

			if (!array_key_exists($field['name'], $data) && array_key_exists('defaultValue', $field)) {

				$data[$field['name']] = $field['defaultValue'];

			}

			if (in_array($field['type'], array('like'))) {

				$this->_addCondLike($Model, $conditions, $data, $field);