Send Email Using CodeIgniter

SendEmail.php

    private function sendEmail() {

        $this->load->library('email');
        $this->config->load('email');

        $tos = explode(',', $this->input->post('emaily'));

        // print_r($tos);

        if (empty($tos)) {
            // echo('sendEmail(): Tos empty.');
            return;
        }

        foreach ($tos as $to) {

            $this->email->bcc($to);

            $body = urldecode($this->input->post('email_text'));
            if ($this->input->post('predmet')) {
                $subject = $this->input->post('predmet');
            } else {
                $subject = '';
            }

            $this->email->from(
                $this->config->item('from_email'), 
                $this->config->item('from_name')
            );
            $ret['from']        = $this->config->item('from_name')
                                                .' <'.$this->config->item('from_email').'>';

            if (empty($subject)) {
                $this->email->subject($this->config->item('default_subject'));
                $ret['subject'] = $this->config->item('default_subject');
            } else {
                $this->email->subject($subject);
                $ret['subject'] = $subject;
            }

            $this->email->message($body);
            $ret['body'] = $body;

            if (!empty($_FILES)) {
                $ret['attachments'] = array();
                if (is_array($_FILES['soubor']['tmp_name'])) {
                    foreach ($_FILES['soubor']['tmp_name'] as $k => $u) {
                        $n = str_replace(basename($u), $_FILES['soubor']['name'][$k], $u);
                        if (file_exists($u)) {
                            @rename($u, $n);
                            $this->email->attach($n);
                            $ret['attachments'][] = $n;
                        }
                    }
                } else if (file_exists($_FILES['soubor']['tmp_name'])) {
                        $n = str_replace(basename($u), $_FILES['soubor']['name'], $_FILES['soubor']['tmp_name']);
                        @rename($_FILES['soubor']['tmp_name'], $n);
                        $this->email->attach($n);
                        $ret['attachments'][] = $n;
                    }
            }

            $this->email->send();

        } // foreach

        
        $ret['to'] = $tos;      
        $ret['user'] = $this->session->userdata('username');

        // $ret['debug']    = $this->email->print_debugger();

        $z = array(
            'objekt'      => 'email', 
            'objekt_id'   => time(),
            'zprava'      => json_encode($ret)
        );

        $this->zaznam_model->insert($z);
        
        if (!empty($ret['attachments'])) {
            foreach ($ret['attachments'] as $a) {
                if (file_exists($a)) {
                    @unlink($a);
                }
            }
        }

    }