wordpress plugin boilerplate

 

Ideal Folder Structure (Industry-standard)

log-manager/
│
├── log-manager.php          (Main plugin file)
│
├── includes/
│   ├── class-log-manager.php
│   ├── class-log-manager-admin.php
│   ├── class-log-manager-logger.php
│   └── class-log-manager-db.php
│
├── assets/
│   ├── css/
│   └── js/
│
└── uninstall.php

---

1️⃣ Main Plugin File (log-manager.php)

👉 ONLY bootstraps the plugin

<?php
/**
 * Plugin Name: Log Manager
 * Description: WordPress Log Manager Plugin
 * Version: 1.0.0
 */

if (!defined('ABSPATH')) exit;

define('LM_PATH', plugin_dir_path(__FILE__));
define('LM_URL', plugin_dir_url(__FILE__));

require_once LM_PATH . 'includes/class-log-manager.php';

function run_log_manager() {
    $plugin = new Log_Manager();
    $plugin->run();
}

run_log_manager();

---

2️⃣ Core Plugin Class (class-log-manager.php)

👉 Controls everything

<?php

class Log_Manager {

    public function __construct() {
        $this->load_dependencies();
    }

    private function load_dependencies() {
        require_once LM_PATH . 'includes/class-log-manager-admin.php';
        require_once LM_PATH . 'includes/class-log-manager-logger.php';
        require_once LM_PATH . 'includes/class-log-manager-db.php';
    }

    public function run() {
        new Log_Manager_Admin();
        new Log_Manager_Logger();
    }
}

---

3️⃣ Admin Class (class-log-manager-admin.php)

👉 Admin menu, pages, UI

<?php

class Log_Manager_Admin {

    public function __construct() {
        add_action('admin_menu', [$this, 'add_menu']);
    }

    public function add_menu() {
        add_menu_page(
            'Log Manager',
            'Log Manager',
            'manage_options',
            'log-manager',
            [$this, 'render_page'],
            'dashicons-list-view'
        );
    }

    public function render_page() {
        echo '<div class="wrap"><h1>Log Manager</h1></div>';
    }
}

---

4️⃣ Logger Class (class-log-manager-logger.php)

👉 Actual log writing

<?php

class Log_Manager_Logger {

    public function __construct() {
        add_action('init', [$this, 'capture_logs']);
    }

    public function capture_logs() {
        // example
        $this->write_log('Plugin initialized');
    }

    public function write_log($message) {
        global $wpdb;

        $table = $wpdb->prefix . 'log_manager';
        $wpdb->insert($table, [
            'message' => $message,
            'created_at' => current_time('mysql')
        ]);
    }
}

---

5️⃣ DB Class (class-log-manager-db.php)

👉 Table creation

<?php

class Log_Manager_DB {

    public static function create_table() {
        global $wpdb;

        $table = $wpdb->prefix . 'log_manager';
        $charset = $wpdb->get_charset_collate();

        $sql = "CREATE TABLE $table (
            id BIGINT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
            message TEXT,
            created_at DATETIME
        ) $charset;";

        require_once ABSPATH . 'wp-admin/includes/upgrade.php';
        dbDelta($sql);
    }
}

================================================================

Activation hook (in main file):

register_activation_hook(__FILE__, ['Log_Manager_DB', 'create_table']);

=========================================================================
uninstall.php

<?php

/**
 * Fired when the plugin is uninstalled.
 * @link       https://microcodes.in
 * @since      1.0.0
 *
 * @package    Log_Manager
 */

// If uninstall not called from WordPress, then exit.
if ( ! defined( 'WP_UNINSTALL_PLUGIN' ) ) {
	exit;
}


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