YetiForceCompany/YetiForceCRM

<?php
/**
 * Duplicate e-mail handler.
 *
 * @package Handler
 *
 * @copyright YetiForce S.A.
 * @license YetiForce Public License 6.5 (licenses/LicenseEN.txt or yetiforce.com)
 * @author Radosław Skrzypczak <r.skrzypczak@yetiforce.com>
 */
/**
 * Contacts_DuplicateEmail_Handler class.
 */
class Contacts_DuplicateEmail_Handler
{
    /**
     * EditViewPreSave handler function.
     *
     * @param App\EventHandler $eventHandler
     *
     * @return array Example: ['result' => false, 'message' => 'LBL_MESSAGE']
     */
    public function editViewPreSave(App\EventHandler $eventHandler)
    {
        $recordModel = $eventHandler->getRecordModel();
        $response = ['result' => true];
        $values = [];
        $fields = $recordModel->getModule()->getFieldsByType('email', true);
        foreach ($fields as $fieldModel) {
            if (($value = $recordModel->get($fieldModel->getName())) && $fieldModel->isViewable()) {
                $values[] = $value;
            }
        }
        if ($fields && $values) {
            $queryGenerator = new \App\QueryGenerator($recordModel->getModuleName());
            $queryGenerator->setStateCondition('All');
            $queryGenerator->setFields(['id'])->permissions = false;
            foreach ($fields as $fieldModel) {
                $queryGenerator->addCondition($fieldModel->getName(), $values, 'e', false);
            }
            if ($recordModel->getId()) {
                $queryGenerator->addCondition('id', $recordModel->getId(), 'n', true);
            }
            if ($queryGenerator->createQuery()->exists()) {
                $response = [
                    'result' => false,
                    'message' => App\Language::translate('LBL_DUPLICATE_EMAIL_ADDRESS', $recordModel->getModuleName())
                ];
            }
        }
        return $response;
    }
}