<?php
/**
 * Plugin Name: AdFusion – Ad Manager, Monetization & AdSense Tracking
 * Plugin URI:  https://wordpress.org/plugins/adfusion-ad-manager-and-monetization/
 * Description: Advanced ad management and monetization core foundation.
 * Version:     1.2.2
 * Author:      Randy Breland
 * License:     GPL v2 or later
 * License URI: https://www.gnu.org/licenses/gpl-2.0.html
 * Text Domain: adfusion-ad-manager-and-monetization
 * Domain Path: /languages
 * Requires at least: 6.2
 * Requires PHP:      7.4
 *
 * @package AdFusion
 */

// phpcs:disable Universal.Files.SeparateFunctionsFromOO.Mixed -- Bootstrap file requires class and helper functions.
// Exit if accessed directly.
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

// Reduce log noise: suppress deprecated notices and warnings (e.g. Imagify, Facebook SDK).
// Add define( 'ADFUSION_SUPPRESS_DEPRECATED', true ) to wp-config.php to enable.
if ( defined( 'ADFUSION_SUPPRESS_DEPRECATED' ) && ADFUSION_SUPPRESS_DEPRECATED ) {
	// phpcs:ignore WordPress.PHP.DevelopmentFunctions.prevent_path_disclosure_error_reporting,WordPress.PHP.DiscouragedPHPFunctions.runtime_configuration_error_reporting -- Opt-in via wp-config; narrows error_reporting to reduce third-party deprecation/warning noise (does not turn on display_errors).
	error_reporting( E_ALL & ~E_DEPRECATED & ~E_WARNING );
}

// Define core constants (WordPress.org slug: adfusion-ad-manager-and-monetization).
define( 'ADFUSION_VERSION', '1.2.2' );
define( 'ADFUSION_PLUGIN_SLUG', 'adfusion-ad-manager-and-monetization' );
define( 'ADFUSION_PLUGIN_DIR', plugin_dir_path( __FILE__ ) );
define( 'ADFUSION_PLUGIN_URL', plugin_dir_url( __FILE__ ) );
define( 'ADFUSION_PLUGIN_BASENAME', plugin_basename( __FILE__ ) );

/**
 * Main AdFusion Class (Singleton)
 */
final class AdFusion {

	/**
	 * Singleton instance.
	 *
	 * @var AdFusion|null
	 */
	private static $instance = null;

	/**
	 * Main AdFusion Instance
	 */
	public static function get_instance() {
		if ( null === self::$instance ) {
			self::$instance = new self();
		}
		return self::$instance;
	}

	/**
	 * Constructor
	 */
	public function __construct() {
		$this->includes();
		$this->init_hooks();
	}

	/**
	 * Include required core files used in admin and on the frontend.
	 */
	private function includes() {
		require_once ADFUSION_PLUGIN_DIR . 'includes/adfusion-dedupe.php';
		require_once ADFUSION_PLUGIN_DIR . 'includes/class-adfusion.php';
		require_once ADFUSION_PLUGIN_DIR . 'includes/class-adfusion-ads-txt.php';
		require_once ADFUSION_PLUGIN_DIR . 'includes/adfusion-abilities.php';
		require_once ADFUSION_PLUGIN_DIR . 'includes/adfusion-kses.php';

		if ( is_admin() ) {
			require_once ADFUSION_PLUGIN_DIR . 'admin/class-adfusion-admin.php';
		}

		require_once ADFUSION_PLUGIN_DIR . 'public/class-adfusion-public.php';
	}

	/**
	 * Hook into actions and filters.
	 */
	private function init_hooks() {
		// Fire init hook after plugins_loaded priority 10 so Premium/extensions can hook in first.
		add_action( 'plugins_loaded', array( $this, 'fire_init' ), 20 );
	}

	/**
	 * Fire adfusion_init for Premium and extensions to hook into.
	 */
	public function fire_init() {
		do_action( 'adfusion_init' );
	}
}

/**
 * Returns the main instance of AdFusion to prevent the need to use globals.
 */
function adfusion_run() {
	return AdFusion::get_instance();
}

/**
 * Grant adfusion_ad capabilities to administrator.
 */
function adfusion_grant_admin_caps() {
	$admin_role = get_role( 'administrator' );
	if ( ! $admin_role ) {
		return;
	}
	$caps = array(
		'edit_adfusion_ad',
		'read_adfusion_ad',
		'delete_adfusion_ad',
		'edit_adfusion_ads',
		'edit_others_adfusion_ads',
		'publish_adfusion_ads',
		'read_private_adfusion_ads',
		'delete_adfusion_ads',
		'delete_others_adfusion_ads',
		'edit_published_adfusion_ads',
		'delete_published_adfusion_ads',
	);
	foreach ( $caps as $cap ) {
		$admin_role->add_cap( $cap );
	}
}

/**
 * Run on core plugin activation.
 */
function adfusion_activation() {
	adfusion_grant_admin_caps();
}

register_activation_hook( __FILE__, 'adfusion_activation' );

/**
 * Ensure administrator has adfusion caps on every admin load.
 * Restores caps if lost (theme change, other plugin, etc.).
 */
add_action( 'admin_init', 'adfusion_grant_admin_caps' );

/**
 * Invalidate group transients when an ad is saved.
 *
 * @param int $post_id Post ID.
 */
function adfusion_invalidate_group_transients( $post_id ) {
	if ( get_post_type( $post_id ) !== 'adfusion_ad' ) {
		return;
	}
	$terms = get_terms(
		array(
			'taxonomy'   => 'adfusion_group',
			'hide_empty' => false,
			'fields'     => 'slugs',
		)
	);
	if ( ! empty( $terms ) && ! is_wp_error( $terms ) ) {
		foreach ( $terms as $slug ) {
			delete_transient( ADFUSION_PLUGIN_SLUG . '_group_' . $slug );
		}
	}
}
add_action( 'save_post_adfusion_ad', 'adfusion_invalidate_group_transients' );
add_action( 'created_adfusion_group', 'adfusion_invalidate_ad_groups_transient' );
add_action( 'edited_adfusion_group', 'adfusion_invalidate_ad_groups_transient' );
add_action( 'delete_adfusion_group', 'adfusion_invalidate_ad_groups_transient' );

/**
 * Invalidate ad groups list transient when groups change.
 */
function adfusion_invalidate_ad_groups_transient() {
	delete_transient( ADFUSION_PLUGIN_SLUG . '_ad_groups' );
}

// Boot the plugin.
adfusion_run();