OpenCart 🇺🇦

if (!$this->user->hasPermission('modify', 'sale/return')) {
	$this->error['warning'] = $this->language->get('error_permission');
}

if ((utf8_strlen($this->request->post['firstname']) < 1) || (utf8_strlen($this->request->post['firstname']) > 32)) {
	$this->error['firstname'] = $this->language->get('error_firstname');
}

if ((utf8_strlen($this->request->post['lastname']) < 1) || (utf8_strlen($this->request->post['lastname']) > 32)) {
	$this->error['lastname'] = $this->language->get('error_lastname');
}

if ((utf8_strlen($this->request->post['email']) > 96) || !preg_match('/^[^\@]+@.*\.[a-z]{2,6}$/i', $this->request->post['email'])) {
	$this->error['email'] = $this->language->get('error_email');
}

if ((utf8_strlen($this->request->post['telephone']) < 3) || (utf8_strlen($this->request->post['telephone']) > 32)) {
	$this->error['telephone'] = $this->language->get('error_telephone');
}

if ((utf8_strlen($this->request->post['product']) < 1) || (utf8_strlen($this->request->post['product']) > 255)) {
	$this->error['product'] = $this->language->get('error_product');
}	

if ((utf8_strlen($this->request->post['model']) < 1) || (utf8_strlen($this->request->post['model']) > 64)) {
	$this->error['model'] = $this->language->get('error_model');
}							

if (empty($this->request->post['return_reason_id'])) {
	$this->error['reason'] = $this->language->get('error_reason');
}	

if ($this->error && !isset($this->error['warning'])) {
	$this->error['warning'] = $this->language->get('error_warning');
}

if (!$this->error) {
	return true;
} else {
	return false;
}