@limetech/lime-elements/dist/cjs/link-helper-24fe2922.js

Lime Elements

'use strict';

/**
 *
 * @param value
 */
function getHref(value) {
  const href = value ? String(value.trim()) : '';
  if (isValid(href)) {
    return href;
  }
  return prependProtocol(href);
}
/**
 *
 * @param value
 */
function getTarget(value) {
  const url = getHref(value);
  if (isRelativeLink(url)) {
    return '_self';
  }
  return '_blank';
}
/**
 *
 * @param input
 */
function prependProtocol(input) {
  if (!input) {
    return input;
  }
  return 'https://' + input;
}
function isValid(href) {
  return (hasKnownProtocol(href) ||
    isRelativeLink(href) ||
    hasRelativeProtocol(href));
}
/**
 *
 * @param input
 */
function hasKnownProtocol(input) {
  const knownProtocols = [
    'ftp',
    'ftps',
    'https',
    'http',
    // `file` may or may not work, due to cross-origin restrictions and browser settings.
    'file',
    // m-files is a protocol used by the M-Files desktop app or something.
    // It's not a web protocol, but it allows open M-Files links in their app.
    'm-files',
  ];
  return knownProtocols.some((knownProtocol) => {
    return input.startsWith(knownProtocol + '://');
  });
}
function isRelativeLink(input) {
  if (hasRelativeProtocol(input)) {
    return false;
  }
  return input.startsWith('/') || input.startsWith('#');
}
function hasRelativeProtocol(input) {
  return input.startsWith('//');
}
/**
 * Returns the appropriate `rel` attribute value for a link.
 *
 * If an explicit `rel` value is provided, it will be used.
 * Otherwise, when `target` is `_blank`, automatically returns
 * `"noopener noreferrer"` for improved security.
 *
 * @param target - The target attribute value (e.g., "_blank", "_self")
 * @param explicitRel - An explicitly provided rel attribute value
 * @returns The rel attribute value to use, or undefined if none needed
 */
function getRel(target, explicitRel) {
  if (explicitRel !== undefined) {
    return explicitRel.trim() || undefined;
  }
  if ((target === null || target === void 0 ? void 0 : target.trim().toLowerCase()) === '_blank') {
    return 'noopener noreferrer';
  }
}

exports.getHref = getHref;
exports.getRel = getRel;
exports.getTarget = getTarget;

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