<?php
/** Limit administration assets and notices to registered KillerConversions screens. */
if ( ! defined( 'ABSPATH' ) ) { exit; }

// The private add-on also needs this guard when Free is inactive.
if ( ! class_exists( 'KCONV_Admin_Scope', false ) ) {
    final class KCONV_Admin_Scope {
        /** New screens wait until whichever edition loaded this shared guard supports them. */
        const WORKSPACE_NAVIGATION = true;
        /** Return an owned, registered page slug; request parameters alone cannot select it. */
        public static function page() {
            if ( ! function_exists( 'get_current_screen' ) || ! function_exists( 'get_plugin_page_hookname' ) ) { return ''; }
            $screen = get_current_screen();
            if ( ! $screen || ! is_string( $screen->id ) ) { return ''; }
            global $_registered_pages;
            if ( empty( $_registered_pages[ $screen->id ] ) ) { return ''; }
            $pages = array(
                'killerconversions' => '',
                'kconv-entries' => 'killerconversions',
                'kconv-start' => 'killerconversions',
                'kconv-privacy-emails' => 'killerconversions',
                'kconv-pro-delivery' => 'killerconversions',
                'kconv-conversions' => 'killerconversions',
                'kconv-pro-discovery' => 'killerconversions',
                'kconv-more-plugins' => 'killerconversions',
                'kconv-storage' => 'killerconversions',
                'kconv-review' => 'killerconversions',
                'kconv-team' => 'killerconversions',
                'kconv-connection-test' => 'killerconversions',
                'kconv-handover' => 'killerconversions',
                'kconv-license' => array( 'killerconversions', '' ),
                'kconv-workflows' => '',
                'kconv-pdf-sample' => '',
                'kconv-pro-support' => 'plugins.php',
                'killerconversions-pro-updates' => 'plugins.php',
            );
            foreach ( $pages as $page => $parent ) {
                foreach ( (array) $parent as $candidate ) {
                    if ( $screen->id === get_plugin_page_hookname( $page, $candidate ) ) { return $page; }
                }
            }
            return '';
        }
        public static function plugin( $pages = array() ) {
            $page = self::page();
            return '' !== $page && ( ! $pages || in_array( $page, $pages, true ) );
        }
        /** Installation and dependency errors remain visible where an administrator can fix them. */
        public static function notice() {
            if ( self::plugin() ) { return true; }
            if ( ! function_exists( 'get_current_screen' ) ) { return false; }
            $screen = get_current_screen();
            return $screen && in_array( $screen->id, array( 'plugins', 'plugins-network', 'plugin-install', 'plugin-install-network', 'update', 'update-network', 'update-core', 'update-core-network' ), true );
        }
    }
}