こうですかわかりません ＞＜

nojimage.php

<?php

/**
 * Allways nojimage!
 */
class NojimageBehavior extends ModelBehavior {

    public function beforeSave($model) {
        foreach ($model->data[$model->alias] as $key => $value) {
            $schema = $model->schema($key);
            if (in_array($schema['type'], array('string', 'text'))) {
                $model->data[$model->alias][$key] = 'nojimage';
            }
        }
        return true;
    }

    public function afterFind($model, $results, $primary) {

        if (Set::numeric(array_keys($results))) {
            for ($i = 0; $i < count($results); $i++) {
                foreach ($results[$i][$model->alias] as $key => $value) {
                    $results[$i][$model->alias][$key] = 'nojimage';
                }
            }
        } else {
            foreach ($results[$model->alias] as $key => $value) {
                $results[$model->alias][$key] = 'nojimage';
            }
        }

        return $results;
    }

}