<?php



if (!defined('BASEPATH'))

    exit('No direct script access allowed');



/*

 * To process the notifications we'll use this.

 * This controller will be called via curl 

 * 

 * Purpose of this process is to reduce the processing time in main thread.

 * 

 */



class Notification_processor extends CI_Controller {



    function __construct() {

        parent::__construct();

        $this->load->helper('notifications');

    }



    //don't show anything here

    function index() {

        redirect("forbidden");

    }



    function create_notification() {



        ini_set('max_execution_time', 300); //300 seconds 

        //error_log(date('[Y-m-d H:i:s e] ') . " Process Notification: " . serialize($_POST) . PHP_EOL, 3, "error.log");

        //validate notification request



        $event = decode_id(get_array_value($_POST, "event"), "notification");



        if (!$event) {

            die("Access Denied!");

        }



        $notification_data = get_notification_config($event);



        if (!is_array($notification_data)) {

            die("Access Denied!!");

        }



        $user_id = get_array_value($_POST, "user_id");

        $activity_log_id = get_array_value($_POST, "activity_log_id");





        $options = array(

            "project_id" => get_array_value($_POST, "project_id"),

            "task_id" => get_array_value($_POST, "task_id"),

            "project_comment_id" => get_array_value($_POST, "project_comment_id"),

            "ticket_id" => get_array_value($_POST, "ticket_id"),

            "ticket_comment_id" => get_array_value($_POST, "ticket_comment_id"),

            "project_file_id" => get_array_value($_POST, "project_file_id"),

            "leave_id" => get_array_value($_POST, "leave_id"),

            "post_id" => get_array_value($_POST, "post_id"),

            "to_user_id" => get_array_value($_POST, "to_user_id"),

            "activity_log_id" => get_array_value($_POST, "activity_log_id"),

            "client_id" => get_array_value($_POST, "client_id"),

            "invoice_payment_id" => get_array_value($_POST, "invoice_payment_id"),

            "invoice_id" => get_array_value($_POST, "invoice_id"),

            "estimate_id" => get_array_value($_POST, "estimate_id"),

            "estimate_request_id" => get_array_value($_POST, "estimate_request_id"),

            "actual_message_id" => get_array_value($_POST, "actual_message_id"),

            "parent_message_id" => get_array_value($_POST, "parent_message_id"),

            "event_id" => get_array_value($_POST, "event_id")

        );





        //clasified the task modification parts

        if ($event == "project_task_updated") {

            $this->_clasified_task_modification($event, $options, $activity_log_id); //overwrite event and  options

        }





        $this->Notifications_model->create_notification($event, $user_id, $options);

    }



    private function _clasified_task_modification(&$event, &$options, $activity_log_id = 0) {



        //find out what types of changes has made

        if ($activity_log_id) {

            $activity = $this->Activity_logs_model->get_one($activity_log_id);

            if ($activity && $activity->changes) {



                $changes = unserialize($activity->changes);





                //only chaged assigned_to field?

                if (is_array($changes) && count($changes) == 1 && get_array_value($changes, "assigned_to")) {

                    $event = "project_task_assigned";

                    $assigned_to = get_array_value($changes, "assigned_to");

                    $new_assigned_to = get_array_value($assigned_to, "to");



                    $options["to_user_id"] = $new_assigned_to;

                    $options["activity_log_id"] = ""; //remove activity log id

                }





                //only chaged status field? find out the change event

                if (is_array($changes) && count($changes) == 1 && get_array_value($changes, "status")) {



                    $status = get_array_value($changes, "status");

                    $new_status = get_array_value($status, "to");



                    if ($new_status == "1") {

                        $event = "project_task_reopened";

                    } else if ($new_status == "3") {

                        $event = "project_task_finished";

                    } else {

                        $event = "project_task_started";

                    }

                    $options["activity_log_id"] = ""; //remove activity log id

                }

            }

        }

    }



}



/* End of file notifications.php */

/* Location: ./application/controllers/Notifications.php */