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/**
The MIT License (MIT)
Copyright (c) 2022 Jan-Felix Wittmann
Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
**/
// ==UserScript==
// @name Mastodon DeepL translate button
// @description This Greasemonkey script displays a translation button below a toot if the toot contains text that is not in your native language or the other languages you set in your settings.
// @namespace https://openuserjs.org/users/leobm
// @version 1.4
// @author Jan-Felix Wittmann <jfwittmann7@gmail.com>
// @copyright 2022, leobm (https://openuserjs.org/users/leobm)
// @license MIT
// @match https://*/web/*
// @require https://cdn.jsdelivr.net/gh/richtr/guessLanguage.js/lib/_languageData.js
// @require https://cdn.jsdelivr.net/gh/richtr/guessLanguage.js/lib/guessLanguage.js
// @require https://openuserjs.org/src/libs/sizzle/GM_config.js
// @grant GM_getValue
// @grant GM_setValue
// @icon https://www.google.com/s2/favicons?domain=mastodon.social
// @updateURL https://openuserjs.org/meta/leobm/Mastodon_DeepL_translate_button.meta.js
// @downloadURL https://openuserjs.org/install/leobm/Mastodon_DeepL_translate_button.user.js
// ==/UserScript==
/*jshint esversion: 9 */
(function(d, w) {
const init = () => {
// Are we in the mastodon web application?
if (!$(d, '#mastodon')) {
return;
}
const languages = Object.keys(_languageData);
const config = new GM_configStruct({
'id': 'mastodon_deepl_translate',
'title': 'Translation Settings',
'fields': {
'your_native_lang': {
'label': 'Your Primary Native Language ',
'type': 'select',
'options': languages,
'default': navigator.language
},
'your_lang2': {
'label': 'Your Second Language',
'type': 'select',
'options': ['', ...languages],
'default': ''
},
'your_lang3': {
'label': 'Your Third Language',
'type': 'select',
'options': ['', ...languages],
'default': ''
},
'deepl_auth_key': {
'label': 'DeepL Auth Key',
'type': 'text',
'default': ''
}
},
'events': {
save() {
config.close(true);
w.location.reload();
},
close() {},
open() {
this.frame.style.height = '40%';
this.frame.style.width = '50%';
this.frame.style.marginTop = '-10%';
this.center();
},
reset() {
w.location.reload();
}
}
});
const stripUsers = (text) => text.replace(/(?<=^|(?<=[^a-zA-Z0-9-_\.]))@([A-Za-z]+[A-Za-z0-9-_]+)(@([a-zA-Z0-9](?:(?:[a-zA-Z0-9-]*|(?<!-)\.(?![-.]))*[a-zA-Z0-9]+)?))?/, '');
let yourNativeLang = config.get('your_native_lang');
let yourLang2 = config.get('your_lang2');
let yourLang3 = config.get('your_lang3');
let deeplAuthKey = config.get('deepl_auth_key');
const notYourLang = (detectedLang) => (yourLang) => detectedLang != 'unknown' && detectedLang != yourLang;
initSlideoutMenu(config);
if (!deeplAuthKey || !yourNativeLang) {
config.open();
return;
}
watchForQuerySelector(d, '.status__content__text', ({
foundNodes,
stop,
restart
}) => {
foundNodes.forEach(node => {
if (!node.getAttribute('data-lang')) {
let html = node.innerHTML;
html = html.replace(/<br\s*[\/]?>/gi, "\n");
html = html.replace(/<\/p>/gi, "\n\n");
let text = stripHtml(html);
text = stripUsers(text);
guessLanguage.detect(text, (lang) => {
node.setAttribute("data-lang", lang);
let showTransBtn = [yourNativeLang, yourLang2, yourLang3].every(notYourLang(lang));
if (showTransBtn) {
let transBtn = d.createElement('button');
transBtn.setAttribute('class', 'status__content__spoiler-link');
transBtn.textContent = (yourNativeLang == 'de') ? 'Übersetzen' : 'Translate';
node.appendChild(transBtn);
transBtn.addEventListener("click", (evt) => {
fetch(`https://api-free.deepl.com/v2/translate?text=${encodeURIComponent(text)}&target_lang=${yourNativeLang}&auth_key=${deeplAuthKey}`)
.then((res) => res.json())
.then((data) => {
const pre = d.createElement('pre');
pre.setAttribute('style', `
white-space: pre-wrap;
white-space: -moz-pre-wrap;
white-space: -pre-wrap;
white-space: -o-pre-wrap;
word-wrap: break-word;`);
pre.textContent = data.translations[0].text;
node.appendChild(pre);
});
});
}
});
}
});
});
};
function initSlideoutMenu(config) {
let slideoutOpen = false;
let slideOutEl = $(d, '#deepl_slideout');
if (!slideOutEl) {
let tmpl = d.createElement('div');
tmpl.innerHTML = `
<div id="deepl_slideout">
<div class="deepl_slideout__sticky-button">
<div class="deepl_slideout__hand">
<svg width="16" height="16" fill="currentColor" class="bi bi-plus-circle-fill" viewBox="0 0 16 16">
<path d="M16 8A8 8 0 1 1 0 8a8 8 0 0 1 16 0zM8.5 4.5a.5.5 0 0 0-1 0v3h-3a.5.5 0 0 0 0 1h3v3a.5.5 0 0 0 1 0v-3h3a.5.5 0 0 0 0-1h-3v-3z"/>
</svg>
<svg width="0" height="0" fill="currentColor" class="bi bi-dash-circle-fill" viewBox="0 0 16 16">
<path d="M16 8A8 8 0 1 1 0 8a8 8 0 0 1 16 0zM4.5 7.5a.5.5 0 0 0 0 1h7a.5.5 0 0 0 0-1h-7z"/>
</svg>
</div>
<ul class="deepl_slideout__settings">
</ul>
</div>
</div>`;
slideOutEl = $(tmpl, '#deepl_slideout');
slideOutEl.style.cssText = `
position: fixed;
right: 0;
top: 0;
z-index:1000;
`;
$(slideOutEl, '.deepl_slideout__sticky-button').style.cssText = `
background: indigo;
margin-right: -130px;
transition: margin 0.2s ease-out;
position: relative;
width: 165px;
display:flex;
padding: 4px 0;
`;
$(slideOutEl, '.deepl_slideout__hand').style.cssText = `
color: white;
cursor: pointer;
display: flex;
width: 20px;
padding: 2px 10px;
`;
let iconBtn = $(slideOutEl, '.deepl_slideout__sticky-button');
let openSlide = () => {
$(iconBtn, '.bi-plus-circle-fill').style = 'width:0; height:0;';
$(iconBtn, '.bi-dash-circle-fill').style = 'width:16px; height:16px;';
iconBtn.style.marginRight = '0';
slideoutOpen = true;
};
let closeSlide = () => {
$(iconBtn, '.bi-plus-circle-fill').style = 'width:16px; height:16px;';
$(iconBtn, '.bi-dash-circle-fill').style = 'width:0; height:0;';
iconBtn.style.marginRight = '-130px';
slideoutOpen = false;
};
$(slideOutEl, '.deepl_slideout__hand').addEventListener("click", (evt) => {
evt.stopPropagation();
(slideoutOpen) ? closeSlide(): openSlide();
}, false);
d.addEventListener("click", (evt) => {
if (slideoutOpen && !slideOutEl.contains(evt.target)) {
closeSlide()
}
}, true);
d.body.appendChild(slideOutEl)
}
let tmpl = d.createElement('div');
tmpl.innerHTML = `<li><a href="#" id="deepl_slideout__trans_settings_link">${config.title}</a></li>`;
let ul = $(slideOutEl, '.deepl_slideout__settings');
ul.appendChild(tmpl.firstChild);
ul.style.cssText = `padding:0; margin:0; list-style:none; line-height:1rem;`;
$(slideOutEl, '#deepl_slideout__trans_settings_link').style.cssText = `
color: white;
display: block;
`;
$(slideOutEl, '#deepl_slideout__trans_settings_link').addEventListener("click", (evt) => {
config.open();
evt.stopPropagation();
}, false);
}
//**********************************************************************************
// DOM Utilities
//**********************************************************************************
const $ = (el, sel) => el.querySelector(sel);
const $$ = (startEl, sel) => query(startEl, sel);
function stripHtml(html) {
let doc = new DOMParser().parseFromString(html, 'text/html');
return doc.body.textContent || "";
}
function watchForQuerySelector(targetNode, selector, callback, options) {
let obsCallback = (obs) => {
let foundNodes = query(targetNode, selector);
if (foundNodes.length > 0) {
callback({
foundNodes,
...obs
});
}
};
observeNode(targetNode, obsCallback, options);
}
function observeNode(targetNode, callback, options) {
let meOptions = options || {
childList: true,
subtree: true,
};
let observer = new MutationObserver((mutations, me) => {
let obs = {
restart: () => me.observe(targetNode, meOptions),
stop: () => me.disconnect(),
get mutations() {
return mutations;
},
};
callback(obs);
});
observer.observe(targetNode, meOptions);
return observer;
}
function query(startNode, selector) {
try {
var nodes = Array.from(startNode.querySelectorAll(selector));
return nodes;
} catch (e) {}
return [];
}
w.setTimeout(init, 1000);
})(document, window);