drupal/core/misc/active-link.js

43 lines
1.5 KiB
JavaScript

/**
* DO NOT EDIT THIS FILE.
* See the following change record for more information,
* https://www.drupal.org/node/2815083
* @preserve
**/
(function (Drupal, drupalSettings) {
Drupal.behaviors.activeLinks = {
attach(context) {
const path = drupalSettings.path;
const queryString = JSON.stringify(path.currentQuery);
const querySelector = path.currentQuery ? `[data-drupal-link-query='${queryString}']` : ':not([data-drupal-link-query])';
const originalSelectors = [`[data-drupal-link-system-path="${path.currentPath}"]`];
let selectors;
if (path.isFront) {
originalSelectors.push('[data-drupal-link-system-path="<front>"]');
}
selectors = [].concat(originalSelectors.map(selector => `${selector}:not([hreflang])`), originalSelectors.map(selector => `${selector}[hreflang="${path.currentLanguage}"]`));
selectors = selectors.map(current => current + querySelector);
const activeLinks = context.querySelectorAll(selectors.join(','));
const il = activeLinks.length;
for (let i = 0; i < il; i++) {
activeLinks[i].classList.add('is-active');
}
},
detach(context, settings, trigger) {
if (trigger === 'unload') {
const activeLinks = context.querySelectorAll('[data-drupal-link-system-path].is-active');
const il = activeLinks.length;
for (let i = 0; i < il; i++) {
activeLinks[i].classList.remove('is-active');
}
}
}
};
})(Drupal, drupalSettings);