92 lines
2.6 KiB
JavaScript
Executable file
92 lines
2.6 KiB
JavaScript
Executable file
"use strict"; /* global document, history, location, navigator, send, window */
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document.addEventListener("DOMContentLoaded", () => {
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scrollToElementOnLoad();
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// Automatically open external links in new tabs
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document.querySelectorAll("a[href^=http]").forEach(anchor => {
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if (anchor.href.indexOf(location.hostname) === -1) {
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anchor.rel = "noopener noreferrer";
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anchor.target = "_blank";
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}
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});
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});
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// Browsers not Firefox do not yet support `text-orientation` and/or `writing-mode`
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if (
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!/Firefox[/\s](\d+\.\d+)/.test(navigator.userAgent) &&
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document.querySelector(".component--glossary-toc-toggle")
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) document.querySelector(".component--glossary-toc-toggle").classList.add("noncompliant-fix");
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// Smooth scroll
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document.querySelectorAll("a[href^='#']").forEach(anchor => {
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anchor.addEventListener("click", event => {
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event.preventDefault();
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const element = event.target.href.split("#").pop()
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.toLowerCase();
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let elementOffset;
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if (document.getElementById(element)) {
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elementOffset = document.getElementById(element).offsetTop - 74;
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window.scroll({ top: elementOffset, behavior: "smooth" });
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history.replaceState({}, "", `#${element}`); // Add hash to URL bar
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}
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});
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});
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// Newsletter
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document.getElementById("emailAddress").addEventListener("keyup", event => {
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const key = event.keyCode ? event.keyCode : event.which;
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if (key === 13)
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document.querySelector("[data-action='subscribe to newsletter']").click();
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});
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document.querySelector("[data-action='subscribe to newsletter']").onclick = () => {
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const email = document.getElementById("emailAddress").value.trim();
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if (!validateEmail(email)) {
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document.getElementById("emailMessage").classList.add("error");
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document.getElementById("emailMessage").innerHTML = "Your email address is invalid";
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return;
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}
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document.getElementById("emailMessage").classList.remove("error");
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send(JSON.stringify({
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email: email,
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message: "subscribe"
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}));
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};
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// H E L P E R S
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function scrollToElementOnLoad() {
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if (window.location.href.includes("#")) {
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setTimeout(() => { // give page time to breathe
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const element = window.location.href.split("#").pop()
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.toLowerCase();
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let elementOffset;
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if (document.getElementById(element)) {
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elementOffset = document.getElementById(element).offsetTop - 74;
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window.scroll({ top: elementOffset, behavior: "smooth" });
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}
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}, 150);
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}
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}
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function validateEmail(email) {
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const emailRegex = /^(([^<>()[\].,;:\s@"]+(\.[^<>()[\].,;:\s@"]+)*)|(".+"))@(([^<>()[\].,;:\s@"]+\.)+[^<>()[\\.,;:\s@"]{2,})$/i;
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return emailRegex.test(String(email));
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}
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