MasterClass/application/controllers/events/Event_resend_email.php

<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');

use app\core\utils\Response;

class Event_resend_email extends MY_Controller {

    public function __construct()
    {
        //parent::__construct();
        $this->my_parent_controller();
        Response::handleSessionTimeout("bo");

        //load language file
        $this->load_language_backoffice();
        $this->lang->load('backoffice/event_resend_email', 'fr');

        //load model
        $this->load->model("event_email_recipient_model");
    }

    /*
    * Method for generationg list of
    * Last Name, First name Email datatable for front end
    */
    public function list_resend_email($email_type_id = null, $event_schedule_id = null){

        if($this->input->post() && isset($this->data["logged_in"]["user_id"]) && !empty($email_type_id) && !empty($event_schedule_id)) {

            $list = $this->event_email_recipient_model->get_datatables($this->input->post(), $email_type_id, $event_schedule_id);

            $data = array();
            $row = array();
            $x = $this->input->post("start");

            foreach ($list as $resend_email) {
                $email_status = ""; $email_recipient_id = "";
                $email_description = "";
                if(($resend_email->email_status != null && $resend_email->email_status !="")){
                    $exp = explode("_",$resend_email->email_status);
                    if(count($exp) > 1){
                        $email_status = $exp[0];
                        $email_recipient_id = $exp[1];
                        $email_description = (isset($exp[2]) && !empty($exp[2]))?$exp[2]:"";
                    }
                }
                $row["no"] = ++$x;
                $row["first_name"] = $resend_email->first_name;
                $row["last_name"] = $resend_email->last_name;
                $row["reference_id"] = $resend_email->reference_id;
                $row["email"] = $resend_email->email;
                $row["email_status"] = $email_status;
                $row["email_description"] = $email_description;
                $row["email_recipient_id"] = $email_recipient_id;
                $row["event_schedule_id"] = $event_schedule_id;
                array_push($data, $row);
            }
            $output = array(
                "draw" => $_POST['draw'],
                "recordsTotal" => $this->event_email_recipient_model->count_all($this->input->post(), $email_type_id, $event_schedule_id),
                "recordsFiltered" => $this->event_email_recipient_model->count_filtered($this->input->post(), $email_type_id, $event_schedule_id),
                "data" => $data,
            );
            //output to json format
            output_to_json($this, $output);
        } else {
            show_404();
        }
    }

    public function resend_email_to_subscribers($email_type_id, $event_schedule_id)
    {
        if((isset($_GET)) && isset($this->data["logged_in"]["user_id"]) && !empty($email_type_id) && !empty($event_schedule_id)) {
            $list = $this->event_email_recipient_model->resend_email($email_type_id, $event_schedule_id);
            //output to json format

            output_to_json($this, array(
                'status' => 'SUCCESS',
                'message' => 'Email sent to subscribers.'
            ));
        } else {
            show_404();
        }
    }
    /**
    * generate select box for datable
    */
    public function get_email_template_type()
    {
        output_to_json($this, $this->event_email_recipient_model->get_email_template_types([3,5,6]));
    }
    /*
    * insert new refence ids for resend
    */
    public function insert_reference_id()
    {
        if($this->input->post() && isset($this->data["logged_in"]["user_id"])) {
            //check if email template is activated
            if($this->event_email_recipient_model->check_emailing_status() > 0){

                if( $this->event_email_recipient_model->insert_reference_ids() ){
                    output_to_json($this, array( 'mtype' => 'success' , 'message' => $this->lang->line("resend_email_success")));
                }
                else {
                    output_to_json($this, array( 'mtype' => 'error' , 'message' => $this->lang->line("resend_email_error")));
                }
            } else{
                output_to_json($this, array( 'mtype' => 'warning' , 'message' => "Email sending is currently disabled for this email type!"));
            }
        } else {
            show_404();
        }
    }

    public function cancel_resend_email(){

        if($this->input->post() && isset($this->data["logged_in"]["user_id"]) && !empty($_POST['email_recipient_id']) && isset($_POST['email_recipient_id'])) {
            $result = $this->event_email_recipient_model->cancel_resend_email($this->input->post('email_recipient_id'));
            if($result){
                output_to_json($this, array( 'mtype' => 'success' , 'message' => "Email has been cancelled."));
            } else {
                output_to_json($this, array( 'mtype' => 'warning' , 'message' => "Unable to cancel email. Email status is not updated."));
            }
        }else{
            show_404();
        }
    }

        /**
     * Onqueue cancellation emails for registered subscribers to an event
     * whenever an event has been cancelled by the Admin in the Backoffice
     */
    public function onqueue_cancellation_emails_upon_event_cancellation($event_schedule_id) {

        if (!$this->event_email_recipient_model->check_emailing_status($event_schedule_id, 7)) {
            output_to_json($this, array( 'mtype' => 'warning' , 'message' => "Email sending is currently disabled for this email type!"));
        }

        $this->load->model("event_email_template_model");
        $email_tpl = $this->event_email_template_model->get_current_event_email_template(null, $event_schedule_id, 7, false);

        if(!countVal($email_tpl)) {
            output_to_json($this, array( 'mtype' => 'warning' , 'message' => "No current email template used for this email type!"));
        }

        $count = $this->event_email_recipient_model->onqueue_cancellation_emails_upon_event_cancellation($event_schedule_id, 7);

        output_to_json($this, array( 'mtype' => 'success' , 'message' =>  $count." registered subscriber".($count > 1 ? "s" : "")." will be emailed about event cancellation shortly!"));
    }
}