asda2432es

✏️ Editing: WpContext.php

<?php

declare (strict_types=1);
namespace Syde\Vendor\Worldline\Inpsyde;

class WpContext implements \JsonSerializable
{
    public const AJAX = 'ajax';
    public const BACKOFFICE = 'backoffice';
    public const CLI = 'wpcli';
    public const CORE = 'core';
    public const CRON = 'cron';
    public const FRONTOFFICE = 'frontoffice';
    public const INSTALLING = 'installing';
    public const LOGIN = 'login';
    public const REST = 'rest';
    public const XML_RPC = 'xml-rpc';
    public const WP_ACTIVATE = 'wp-activate';
    private const ALL = [self::AJAX, self::BACKOFFICE, self::CLI, self::CORE, self::CRON, self::FRONTOFFICE, self::INSTALLING, self::LOGIN, self::REST, self::XML_RPC, self::WP_ACTIVATE];
    /**
     * @var array
     */
    private $data;
    /**
     * @var array<string, callable>
     */
    private $actionCallbacks = [];
    /**
     * @return WpContext
     */
    final public static function new(): WpContext
    {
        return new self(array_fill_keys(self::ALL, \false));
    }
    /**
     * @return WpContext
     */
    final public static function determine(): WpContext
    {
        /** @psalm-suppress RedundantCondition */
        $installing = defined('WP_INSTALLING') && \WP_INSTALLING;
        /** @psalm-suppress RedundantCondition */
        $xmlRpc = defined('XMLRPC_REQUEST') && \XMLRPC_REQUEST;
        $isCore = defined('ABSPATH');
        $isCli = defined('Syde\Vendor\Worldline\WP_CLI');
        $notInstalling = $isCore && !$installing;
        $isAjax = $notInstalling && wp_doing_ajax();
        $isAdmin = $notInstalling && is_admin() && !$isAjax;
        $isCron = $notInstalling && wp_doing_cron();
        $isWpActivate = $installing && is_multisite() && self::isWpActivateRequest();
        $undetermined = $notInstalling && !$isAdmin && !$isCron && !$isCli && !$xmlRpc && !$isAjax;
        $isRest = $undetermined && static::isRestRequest();
        $isLogin = $undetermined && !$isRest && static::isLoginRequest();
        // When nothing else matches, we assume it is a front-office request.
        $isFront = $undetermined && !$isRest && !$isLogin;
        /*
         * Note that when core is installing **only** `INSTALLING` will be true, not even `CORE`.
         * This is done to do as less as possible during installation, when most of WP does not act
         * as expected.
         */
        $instance = new self([self::AJAX => $isAjax, self::BACKOFFICE => $isAdmin, self::CLI => $isCli, self::CORE => ($isCore || $xmlRpc) && (!$installing || $isWpActivate), self::CRON => $isCron, self::FRONTOFFICE => $isFront, self::INSTALLING => $installing && !$isWpActivate, self::LOGIN => $isLogin, self::REST => $isRest, self::XML_RPC => $xmlRpc && !$installing, self::WP_ACTIVATE => $isWpActivate]);
        $instance->addActionHooks();
        return $instance;
    }
    /**
     * @return bool
     */
    private static function isRestRequest(): bool
    {
        /** @psalm-suppress RedundantCondition */
        $isRestRequest = defined('REST_REQUEST') && \REST_REQUEST;
        if ($isRestRequest || !empty($_GET['rest_route'])) {
            // phpcs:ignore
            return \true;
        }
        if (!get_option('permalink_structure')) {
            return \false;
        }
        /*
         * This is needed because, if called early, global $wp_rewrite is not defined but required
         * by get_rest_url(). WP will reuse what we set here, or in worst case will replace, but no
         * consequences for us in any case.
         */
        if (empty($GLOBALS['wp_rewrite'])) {
            $GLOBALS['wp_rewrite'] = new \WP_Rewrite();
        }
        $currentPath = trim((string) parse_url((string) add_query_arg([]), \PHP_URL_PATH), '/') . '/';
        $restPath = trim((string) parse_url((string) get_rest_url(), \PHP_URL_PATH), '/') . '/';
        return strpos($currentPath, $restPath) === 0;
    }
    /**
     * @return bool
     */
    private static function isLoginRequest(): bool
    {
        /**
         * New core function with WordPress 6.1
         * @link https://make.wordpress.org/core/2022/09/11/new-is_login-function-for-determining-if-a-page-is-the-login-screen/
         */
        if (function_exists('is_login')) {
            return is_login() !== \false;
        }
        if (!empty($_REQUEST['interim-login'])) {
            // phpcs:ignore
            return \true;
        }
        /**
         * Fallback and 1:1 copy from is_login() in case, the function is
         * not available for WP < 6.1.
         * phpcs:disable WordPress.Security.ValidatedSanitizedInput.InputNotValidated
         * phpcs:disable WordPress.Security.ValidatedSanitizedInput.MissingUnslash
         * phpcs:disable WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
         */
        $scriptName = $_SERVER['SCRIPT_NAME'] ?? '';
        return \false !== stripos(wp_login_url(), $scriptName);
    }
    /**
     * @return bool
     */
    private static function isWpActivateRequest(): bool
    {
        return static::isPageNow('wp-activate.php', network_site_url('wp-activate.php'));
    }
    /**
     * @param string $page
     * @param string $url
     * @return bool
     */
    private static function isPageNow(string $page, string $url): bool
    {
        $pageNow = (string) ($GLOBALS['pagenow'] ?? '');
        if ($pageNow && basename($pageNow) === $page) {
            return \true;
        }
        $currentPath = (string) parse_url(add_query_arg([]), \PHP_URL_PATH);
        $targetPath = (string) parse_url($url, \PHP_URL_PATH);
        return trim($currentPath, '/') === trim($targetPath, '/');
    }
    /**
     * @param array $data
     */
    private function __construct(array $data)
    {
        $this->data = $data;
    }
    /**
     * @param string $context
     * @return WpContext
     */
    final public function force(string $context): WpContext
    {
        if (!in_array($context, self::ALL, \true)) {
            throw new \LogicException("'{$context}' is not a valid context.");
        }
        $this->removeActionHooks();
        $data = array_fill_keys(self::ALL, \false);
        $data[$context] = \true;
        if (!in_array($context, [self::INSTALLING, self::CLI, self::CORE], \true)) {
            $data[self::CORE] = \true;
        }
        $this->data = $data;
        return $this;
    }
    /**
     * @return WpContext
     */
    final public function withCli(): WpContext
    {
        $this->data[self::CLI] = \true;
        return $this;
    }
    /**
     * @param string $context
     * @param string ...$contexts
     * @return bool
     */
    final public function is(string $context, string ...$contexts): bool
    {
        array_unshift($contexts, $context);
        foreach ($contexts as $context) {
            if ($this->data[$context] ?? null) {
                return \true;
            }
        }
        return \false;
    }
    /**
     * @return bool
     */
    public function isCore(): bool
    {
        return $this->is(self::CORE);
    }
    /**
     * @return bool
     */
    public function isFrontoffice(): bool
    {
        return $this->is(self::FRONTOFFICE);
    }
    /**
     * @return bool
     */
    public function isBackoffice(): bool
    {
        return $this->is(self::BACKOFFICE);
    }
    /**
     * @return bool
     */
    public function isAjax(): bool
    {
        return $this->is(self::AJAX);
    }
    /**
     * @return bool
     */
    public function isLogin(): bool
    {
        return $this->is(self::LOGIN);
    }
    /**
     * @return bool
     */
    public function isRest(): bool
    {
        return $this->is(self::REST);
    }
    /**
     * @return bool
     */
    public function isCron(): bool
    {
        return $this->is(self::CRON);
    }
    /**
     * @return bool
     */
    public function isWpCli(): bool
    {
        return $this->is(self::CLI);
    }
    /**
     * @return bool
     */
    public function isXmlRpc(): bool
    {
        return $this->is(self::XML_RPC);
    }
    /**
     * @return bool
     */
    public function isInstalling(): bool
    {
        return $this->is(self::INSTALLING);
    }
    /**
     * @return bool
     */
    public function isWpActivate(): bool
    {
        return $this->is(self::WP_ACTIVATE);
    }
    /**
     * @return array
     */
    public function jsonSerialize(): array
    {
        return $this->data;
    }
    /**
     * When context is determined very early we do our best to understand some context like
     * login, rest and front-office even if WordPress normally would require a later hook.
     * When that later hook happen, we change what we have determined, leveraging the more
     * "core-compliant" approach.
     *
     * @return void
     */
    private function addActionHooks(): void
    {
        $this->actionCallbacks = ['login_init' => function (): void {
            $this->resetAndForce(self::LOGIN);
        }, 'rest_api_init' => function (): void {
            $this->resetAndForce(self::REST);
        }, 'activate_header' => function (): void {
            $this->resetAndForce(self::WP_ACTIVATE);
        }, 'template_redirect' => function (): void {
            $this->resetAndForce(self::FRONTOFFICE);
        }, 'current_screen' => function (\WP_Screen $screen): void {
            $screen->in_admin() and $this->resetAndForce(self::BACKOFFICE);
        }];
        foreach ($this->actionCallbacks as $action => $callback) {
            /** @psalm-suppress MixedArgument */
            add_action($action, $callback, \PHP_INT_MIN);
        }
    }
    /**
     * When "force" is called on an instance created via `determine()` we need to remove added hooks
     * or what we are forcing might be overridden.
     *
     * @return void
     */
    private function removeActionHooks(): void
    {
        foreach ($this->actionCallbacks as $action => $callback) {
            /** @psalm-suppress MixedArgument */
            remove_action($action, $callback, \PHP_INT_MIN);
        }
        $this->actionCallbacks = [];
    }
    /**
     * @param string $context
     * @return void
     */
    private function resetAndForce(string $context): void
    {
        $cli = $this->isWpCli();
        $this->force($context);
        $cli and $this->withCli();
    }
}

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Sid Gifari From Gifari Industries - BD Cyber Security Team