export declare const WAYBACK_TS = "20060615120000";
export declare const toWaybackUrl: (url: string) => string;
export declare const DEFAULT_HOMEPAGE = "https://web.archive.org/web/20060615000000/http://www.hao123.com/";
export declare const SEARCH_ENGINE_HOME = "http://www.baidu.com";
/** Whether `url` is the in-world search engine (its home or a results page). */
export declare const isSearchEngineUrl: (url: string) => boolean;
/** The results-page URL for a query (baidu's real `?wd=` param). */
export declare const searchResultsUrl: (query: string) => string;
/** Pull the query back out of a results-page URL; empty string for the home page. */
export declare const parseSearchQuery: (url: string) => string;
/**
 * Injected into an authored-HTML iframe so in-page link clicks are forwarded to
 * the IE shell as a `NAVIGATE` postMessage (the shell then routes them through
 * its own history / site registry) instead of navigating the sandboxed frame.
 * Shared by ContentView (authored `html` pages) and SitePage (authorized sites).
 */
export declare const IFRAME_NAVIGATE_SCRIPT = "\n  <script>\n    document.addEventListener('click', function(e) {\n      var anchor = e.target.closest('a');\n      if (anchor && anchor.href) {\n        e.preventDefault();\n        window.parent.postMessage({ type: 'NAVIGATE', href: anchor.href }, '*');\n      }\n    });\n  </script>\n";