Plugin to get user visit time after login on the site

Here is the plug-in code which you can user to get the  user visit info on site  and how much time user  remain on site and logout .

You will get all the info in the admin panel with user’s field

<?php

/**

 * Plugin Name: User  Login logout  info

 * plugin URI: http://vikasbruce.blogspot.in/

 * Description:description here

 * Author: Vikas Gautam

 */

add_action('wp_login','vikas_last_login_time');

function vikas_last_login_time($login) {

    global $user_ID;

    $user = get_user_by('login', $login);

    $time_start = time();

                echo date_default_timezone_get();

                //date_default_timezone_set("Asia/Kolkata");

    $start_date = date("Y-m-d h:i:s");

    update_user_meta($user->ID, 'start_time', $time_start);

                update_user_meta($user->ID, 'start_date', $start_date);

}

add_action('wp_logout', 'vikas_time_on_logout');

function vikas_time_on_logout($user_id) {

    global $user_ID;

    $user = get_user_by('id', $user_ID);

               

                echo date_default_timezone_get();

                //date_default_timezone_set("Asia/Kolkata");

    $end_date = date("Y-m-d h:i:s");

                update_user_meta($user->ID, 'end_date', $end_date);

               

    $time_end = time();

    $time_start = get_user_meta($user->ID, 'start_time', true);

    $total_time = (intval($time_end) - intval($time_start));

    $total_time = round($total_time/60);

    $total_all_time = get_user_meta($user->ID, 'total_time', true);

    $total_time = $total_all_time + $total_time;

    update_user_meta($user->ID, 'total_time', $total_time);

    $logged_in_amount = get_user_meta($user->ID, 'logged_in_amount', true);

    $logged_in_amount = $logged_in_amount + 1;

    update_user_meta($user->ID, 'logged_in_amount', $logged_in_amount);

    $average_time = ($total_time/$logged_in_amount);

    update_user_meta($user->ID, 'average_time', $average_time);

}

add_filter('manage_users_columns', 'vikas_user_minutes_column');

function vikas_user_minutes_column($columns) {

    $columns['total_time'] = 'Total Time in  Minutes';

    $columns['logged_in_amount'] = 'Total time of Logins';

    $columns['average_time'] = 'Ave. Time Min./Login';

               

                $columns['start_date'] = 'Start Date';

                $columns['end_date'] = 'End date';

                 

    return $columns;

}

add_action('manage_users_custom_column',  'vikas_user_minutes_column_content', 10, 3);

function vikas_user_minutes_column_content($value, $column_name, $user_id) {

    $output = " ";

    $user = get_userdata( $user_id );

    if ( 'total_time' == $column_name )

        $output .= ($user->total_time);

    if ( 'logged_in_amount' == $column_name )

        $output .= ($user->logged_in_amount);

    if ( 'average_time' == $column_name )

        $output .= ($user->average_time);

                               

                if('start_date' == $column_name)

       $output .=($user->start_date);         

                if('end_date' == $column_name)

       $output .=($user->end_date);

                  

    return $output;

}

add_action('admin_footer', 'vikas__custom_user_buttons');

function vikas__custom_user_buttons() {

    $screen = get_current_screen();

    if ( $screen->id != "users" )   // Only add to users.php page

        return;

    ?>

    <script type="text/javascript">

        jQuery(document).ready(function($) {

            $('<option>').val('del_user_meta').text('Delete User Logs').appendTo("select[name='action']");

            $('<option>').val('export_user_meta').text('Export User Logs').appendTo("select[name='action']");

        });

    </script>

    <?php

}

add_action('load-users.php', 'vikas_delete_users_info');

function vikas_delete_users_info() {

    if(isset($_GET['action']) && $_GET['action'] === 'del_user_meta') {  // Check if our custom action was selected

        $del_users = $_GET['users'];  // Get array of user id's which were selected for meta deletion

        if ($del_users) {  // If any users were selected

            foreach ($del_users as $del_user) {

            delete_user_meta($del_user, 'logged_in_amount');

            delete_user_meta($del_user, 'total_time');

            delete_user_meta($del_user, 'average_time');

                                    delete_user_meta($del_user, 'start_date');

                                    delete_user_meta($del_user, 'end_date');

            }

        }

    }

}

?>