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File Content: wgl-extensions-views.php

<?php

if (!class_exists('WGL_Extensions_Views')) {
 /**
 * WGL Extensions Views
 *
 *
 * @package wgl-extensions\includes\wgl-views
 * @author WebGeniusLab <webgeniuslab@gmail.com>
 * @since 1.0.0
 */
 class WGL_Extensions_Views
 {
 protected static $instance;
 public $post_id;

/**
         * @var WP_Post
         */

public static function instance()
        {
            if (is_null(self::$instance)) {
                self::$instance = new self();
            }

return self::$instance;
        }

public function __construct()
        {
            $this->post_id = get_the_ID();
        }

public function get_post_views($postID, $grid = false)
 {
 $count_key = 'post_views_count';
 $counter = get_post_meta($postID, $count_key, true);
 if (empty($counter)) {
 $counter = '0';
 delete_post_meta($postID, $count_key);
 add_post_meta($postID, $count_key, $counter);
 }
 // If Font Awesome is needed, replace with: 
 return '<div class="post_views wgl-views" title="' . esc_attr__('Total Views', 'wuko-core') . '">'
 . ''
 . ''
 . ''
 . esc_html($counter)
 . ''
 . esc_html(_n('View', 'Views', (int) $counter, 'wuko-core'))
 . ''
 . ''
 . ''
 . '</div>';
 }

public function set_post_views($postID)
        {
            if (current_user_can('administrator')) {
                return;
            }

$user_ip = function_exists('wgl_get_ip') ? wgl_get_ip() : '0.0.0.0';
            $key = $user_ip . 'x' . $postID;
            $value = [$user_ip, $postID];
            $visited = get_transient($key);

// check to see if the Post ID/IP ($key) address is currently stored as a transient
            if (false === $visited) {
                // store the unique key, Post ID & IP address for 12 hours if it does not exist
                set_transient($key, $value, 60*60*12);

$count_key = 'post_views_count';
                $count = get_post_meta($postID, $count_key, true);
                if ('' == $count) {
                    $count = 0;
                    delete_post_meta($postID, $count_key);
                    add_post_meta($postID, $count_key, '0');
                } else {
                    $count++;
                    update_post_meta($postID, $count_key, $count);
                }
            }
        }
    }
}

function wgl_extensions_views() {
    return WGL_Extensions_Views::instance();
}

new WGL_Extensions_Views();