/app/protected/modules/campaigns/validators/OnlyEditableAttributesAreSetValidator.php

<?php
    /*********************************************************************************
     * Zurmo is a customer relationship management program developed by
     * Zurmo, Inc. Copyright (C) 2015 Zurmo Inc.
     *
     * Zurmo is free software; you can redistribute it and/or modify it under
     * the terms of the GNU Affero General Public License version 3 as published by the
     * Free Software Foundation with the addition of the following permission added
     * to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
     * IN WHICH THE COPYRIGHT IS OWNED BY ZURMO, ZURMO DISCLAIMS THE WARRANTY
     * OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
     *
     * Zurmo is distributed in the hope that it will be useful, but WITHOUT
     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
     * FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more
     * details.
     *
     * You should have received a copy of the GNU Affero General Public License along with
     * this program; if not, see http://www.gnu.org/licenses or write to the Free
     * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
     * 02110-1301 USA.
     *
     * You can contact Zurmo, Inc. with a mailing address at 27 North Wacker Drive
     * Suite 370 Chicago, IL 60606. or at email address contact@zurmo.com.
     *
     * The interactive user interfaces in original and modified versions
     * of this program must display Appropriate Legal Notices, as required under
     * Section 5 of the GNU Affero General Public License version 3.
     *
     * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
     * these Appropriate Legal Notices must retain the display of the Zurmo
     * logo and Zurmo copyright notice. If the display of the logo is not reasonably
     * feasible for technical reasons, the Appropriate Legal Notices must display the words
     * "Copyright Zurmo Inc. 2015. All rights reserved".
     ********************************************************************************/

    class OnlyEditableAttributesAreSetValidator extends CValidator
    {
        protected function validateAttribute($object, $attribute)
        {
            if (!($object instanceof Item))
            {
                throw new Exception(get_class() . ' works with originalAttributeValues which is only available for Item or subclasses');
            }
            if (!method_exists($object, 'getEditableAttributes'))
            {
                throw new Exception(get_class($object) . ' does not contain getEditableAttributes()');
            }

            $modifiedAttributeKeys              = array_keys(array_filter($object->originalAttributeValues));
            $nonEditableModifiedAttributeKeys   = array_diff($modifiedAttributeKeys, $object->getEditableAttributes());
            $passedValidation                   = (empty($nonEditableModifiedAttributeKeys));
            foreach ($nonEditableModifiedAttributeKeys as $nonEditableAttributeKey)
            {
                $this->addError($object, $nonEditableAttributeKey, Zurmo::t('Core', 'Write access is prohibited.'));
            }
            return $passedValidation;
        }
    }
?>