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/**
* SPDX-License-Identifier: Apache-2.0
*
* (Incomplete) Fix for Google Forms
*
* Copyright © 2021 jahoti <jahoti@tilde.team>
* Copyright 2022 Wojtek Kosior <koszko@koszko.org>
* Copytight 2022 Jacob K
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* I, Wojtek Kosior, thereby promise not to sue for violation of this file's
* license. Although I request that you do not make use of this code in a way
* incompliant with the license, I am not going to enforce this in court.
*/
var form = document.forms[0];
/* Fix form fields. */
for (let div of form.querySelectorAll('div[data-params], div.geS5n.AgroKb.oQYVNd')) {
/* The selector, "div.geS5n.AgroKb.oQYVNd" is to catch email fields, which
don't have a data-params attribute. Those same classes appear on 3 email
fields in different forms that I found. */
if (div.dataset.params) {
var data = JSON.parse('[' + div.dataset.params.substring(4));
var name = 'entry.' + data[0][4][0][0];
} else if (div.className == "geS5n AgroKb oQYVNd") {
var name = "emailAddress";
} else {
console.error(`Cannot enable input`, div);
continue;
}
var input = div.querySelector('input, textarea');
if (!input) {
console.error(`cannot enable input ${name}`, div);
continue;
}
if (input.name === name + '_sentinel') {
/* Handle radio buttons. */
for (const input_div of div.querySelectorAll('[data-value]')) {
const new_radio = document.createElement('input');
new_radio.type = 'radio';
new_radio.name = name;
new_radio.value = input_div.getAttribute("data-value");
input_div.replaceWith(new_radio);
}
/* Handle checkboxes. */
for (const input_div of div.querySelectorAll('[data-answer-value]')) {
const new_checkbox = document.createElement('input');
new_checkbox.type = 'checkbox';
new_checkbox.name = name;
new_checkbox.value = input_div.getAttribute("data-answer-value");
input_div.replaceWith(new_checkbox);
}
} else {
input.removeAttribute('disabled');
input.name = name;
/* Enlarge textareas and make them stand out from mere input fields. */
if (input.tagName === "TEXTAREA") {
input.style.height = "8em";
input.style.overflowY = "scroll";
}
}
}
/* Remove placeholders in text input fields and textareas. */
document.querySelectorAll('[jsname=LwH6nd]').forEach(n => n.remove());
/* Enable the form sumbission button (if any). */
for (const submit_but of document.querySelectorAll('[jsname=M2UYVd]'))
submit_but.addEventListener("click", () => form.submit());
/* Enable the "next page" button (if any). */
function goToNext()
{
var next = document.createElement('input');
next.type = 'hidden';
next.name = 'continue';
next.value = '1';
form.appendChild(next);
form.submit();
}
for (const next_but of document.querySelectorAll('[jsname=OCpkoe]'))
next_but.addEventListener("click", goToNext);
/* TODO:
* support "back" with instatiation of previous entries
* find and fix form parts that still don't work (if any)
* support dropdown inputs
* support "other" radio buttons and "other" checkbox buttons, in which the
user types text in addition to selecting the "other" box
* support reCAPTCHA integration
* support displaying public analytics ("viewanalytics" instead of "viewform")
*/
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