clientsideFunctions.ts

import {updateProps, notifyObservers} from '../actions/index';
import {getPath} from '../actions/paths';

const set_props = (id: string | object, props: {[k: string]: any}) => {
    const ds = ((window as any).dash_stores =
        (window as any).dash_stores || []);
    for (let y = 0; y < ds.length; y++) {
        const {dispatch, getState} = ds[y];
        const {paths} = getState();
        const componentPath = getPath(paths, id);
        dispatch(
            updateProps({
                props,
                itempath: componentPath
            })
        );
        dispatch(notifyObservers({id, props}));
    }
};

// Clean url code adapted from https://github.com/braintree/sanitize-url/blob/main/src/constants.ts
// to allow for data protocol.
const invalidProtocols = /^([^\w]*)(javascript|vbscript)/im;
const newLines = /&(tab|newline);/gi;

// eslint-disable-next-line no-control-regex
const ctrlChars = /[\u0000-\u001F\u007F-\u009F\u2000-\u200D\uFEFF]/gim;
const htmlEntities = /&#(\w+)(^\w|;)?/g;

const clean_url = (url: string, fallback = 'about:blank') => {
    if (url === '') {
        return url;
    }
    const cleaned = url
        .replace(newLines, '')
        .replace(ctrlChars, '')
        .replace(htmlEntities, '');
    if (invalidProtocols.test(cleaned)) {
        return fallback;
    }
    return url;
};

const dc = ((window as any).dash_clientside =
    (window as any).dash_clientside || {});
dc['set_props'] = set_props;
dc['clean_url'] = dc['clean_url'] === undefined ? clean_url : dc['clean_url'];