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/*
* dynamic-comment-form.js -- Captcha challenge loader
* Copyright © 2022 - 2023 Jakob L. Kreuze <zerodaysfordays@sdf.org>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see
* <http://www.gnu.org/licenses/>.
*/
function makeRequest (method, url) {
return new Promise(function (resolve, reject) {
var xhr = new XMLHttpRequest();
xhr.open(method, url);
xhr.onload = function () {
if (xhr.status >= 200 && xhr.status < 300) {
resolve(xhr.response);
} else {
reject({
status: xhr.status,
statusText: xhr.statusText
});
}
};
xhr.onerror = function () {
reject({
status: xhr.status,
statusText: xhr.statusText
});
};
xhr.send();
});
}
window.addEventListener("load", () => {
let primaryDisplay = document.getElementById("comment-form-primary");
primaryDisplay.removeAttribute("hidden");
let altDisplay = document.getElementById("comment-form-alt");
altDisplay.remove();
let trigger = document.getElementById("captcha-challenge-trigger");
let triggerBlock = document.getElementById("captcha-trigger-block");
trigger.addEventListener("click", (event) => {
let captchaField = document.getElementById("comment-captcha");
let captchaId = document.getElementById("captcha-id");
let captchaImage = document.getElementById("captcha-image");
trigger.innerHTML = "Please wait...";
trigger.disabled = true;
if (captchaId.value === "") {
makeRequest("GET", "/api/challenge/captcha")
.then(function (data) {
// Update form with parsed values.
let challengeData = JSON.parse(data);
captchaId.value = challengeData["challenge-id"];
captchaImage.src = challengeData["image"];
// Unhide fieldset.
captchaField.removeAttribute("hidden");
// Hide initial trigger.
triggerBlock.remove();
})
.catch(console.err);
}
event.preventDefault();
});
});
window.addEventListener("load", () => {
// Unhide additional comment actions if Javascript is enabled.
let additionalActionsRows = document.querySelectorAll(".comment-additional-actions");
for (let row of additionalActionsRows) {
row.removeAttribute("hidden");
}
let header = document.getElementById("comment-form-header");
let replyTo = document.getElementById("reply-to");
let buttons = document.querySelectorAll(".comment-reply-button");
buttons.forEach((button) => {
button.addEventListener("click", (event) => {
header.innerHTML = "Comment form (reply mode)";
replyTo.value = button.getAttribute("data-reply-to-id");
});
});
});
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