import type { HtmlSanitizerOptions, SanitizeHtmlOptions, StringMap } from 'roosterjs-editor-types';
/**
 * HTML sanitizer class provides two features:
 * 1. Convert global CSS to inline CSS
 * 2. Sanitize an HTML document, remove unnecessary/dangerous attribute/nodes
 */
export default class HtmlSanitizer {
    /**
     * @deprecated Use new HtmlSanitizer().convertGlobalCssToInlineCss() instead
     * Convert global CSS to inline CSS if any
     * @param html HTML source
     * @param additionalStyleNodes (Optional) additional HTML STYLE elements used as global CSS
     */
    static convertInlineCss(html: string, additionalStyleNodes?: HTMLStyleElement[]): string;
    /**
     * @deprecated Use new HtmlSanitizer().sanitize() instead
     * Sanitize HTML string, remove any unused HTML node/attribute/CSS.
     * @param html HTML source string
     * @param options Options used for this sanitizing process
     */
    static sanitizeHtml(html: string, options?: SanitizeHtmlOptions): string;
    private elementCallbacks;
    private styleCallbacks;
    private attributeCallbacks;
    private tagReplacements;
    private allowedAttributes;
    private allowedCssClassesRegex;
    private defaultStyleValues;
    private additionalPredefinedCssForElement;
    private additionalGlobalStyleNodes;
    private preserveHtmlComments;
    private unknownTagReplacement;
    /**
     * Construct a new instance of HtmlSanitizer
     * @param options Options for HtmlSanitizer
     */
    constructor(options?: HtmlSanitizerOptions);
    /**
     * @deprecated Use HtmlSanitizer.convertGlobalCssToInlineCss() and HtmlSanitizer.sanitize() instead
     * Sanitize HTML string
     * This function will do the following work:
     * 1. Convert global CSS into inline CSS
     * 2. Remove dangerous HTML tags and attributes
     * 3. Remove useless CSS properties
     * @param html The input HTML
     * @param convertInlineCssOnly Whether only convert inline css and skip html content sanitizing
     * @param currentStyles Current inheritable CSS styles
     */
    exec(html: string, convertCssOnly?: boolean, currentStyles?: StringMap): string;
    /**
     * Splits CSS selectors, avoiding splits within parentheses
     * @param selectorText The CSS selector string
     * @return Array of trimmed selectors
     */
    private splitSelectors;
    /**
     * Sanitize an HTML element, remove unnecessary or dangerous elements/attribute/CSS rules
     * @param rootNode Root node to sanitize
     * @param currentStyles Current CSS styles. Inheritable styles in the given node which has
     * the same value with current styles will be ignored.
     */
    sanitize(rootNode: Node, currentStyles?: StringMap): "" | undefined;
    /**
     * Convert global CSS into inline CSS
     * @param rootNode The HTML Document
     */
    convertGlobalCssToInlineCss(rootNode: ParentNode): void;
    private processNode;
    private preprocessCss;
    private processCss;
    private processAttributes;
    private processCssClass;
}