knowledge-layer.php

<?php
/**
 * Plugin Name: Knowledge Layer
 * Plugin URI: https://github.com/wooserv/knowledge-layer
 * Description: Transform WordPress content into Open Knowledge Format (OKF) documents and knowledge graphs.
 * Author: WooServ Team
 * Author URI: https://wooserv.com/
 * Version: 1.0.0
 * License: GPL-3.0-or-later
 * Requires at least: 6.4
 * Tested up to: 7.0
 * Requires PHP: 8.1
 * Text Domain: knowledge-layer
 * Domain Path: /languages
 *
 * Copyright 2026 WooServ, LLC. (contact@wooserv.com)
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 *
 * @package KnowledgeLayer
 */

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

if (PHP_VERSION_ID < 80100) {
    add_action('admin_notices', static function (): void {
        echo '<div class="notice notice-error"><p>';
        printf(
            esc_html__(
                'Knowledge Layer requires PHP %1$s or higher. Your site is running PHP %2$s.',
                'knowledge-layer'
            ),
            '8.1',
            esc_html(PHP_VERSION)
        );
        echo '</p></div>';
    });

    return;
}

define('KNOWLEDGE_LAYER_VERSION', '1.0.0');
define('KNOWLEDGE_LAYER_FILE', __FILE__);
define('KNOWLEDGE_LAYER_PATH', plugin_dir_path(__FILE__));
define('KNOWLEDGE_LAYER_URL', plugin_dir_url(__FILE__));

require_once KNOWLEDGE_LAYER_PATH . 'vendor/autoload.php';

register_activation_hook(
    __FILE__,
    static function (): void {
        $rewriteRules = new \WooServ\KnowledgeLayer\Routing\RewriteRules();
        $rewriteRules->flush();
    }
);

register_deactivation_hook(
    __FILE__,
    static function (): void {
        flush_rewrite_rules();
    }
);

add_action('plugins_loaded', static function () {
    (new \WooServ\KnowledgeLayer\Plugin())->boot();
});