Open code snippet on Stack Exchange in CodePen / JSFiddle
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// ==UserScript==
// @name View StackOverflow code snippet
// @description Open code snippet on Stack Exchange in CodePen / JSFiddle
// @namespace https://github.com/tiansh/
// @include https://stackoverflow.com/*
// @include https://codegolf.stackexchange.com/*
// @include https://codereview.stackexchange.com/*
// @include https://gamedev.stackexchange.com/*
// @include https://es.stackoverflow.com/*
// @include https://ja.stackoverflow.com/*
// @include https://pt.stackoverflow.com/*
// @include https://ru.stackoverflow.com/*
// @homepageURL https://github.com/tiansh/vsocs
// @supportURL https://github.com/tiansh/vsocs/issues
// @version 1.0
// @license MPL 2.0
// @grant none
// ==/UserScript==
// This file is modified from a file of kuma project of Mozilla
// https://github.com/mozilla/kuma/blob/00fc05b101658f863f58d7fc2b1aefecbcf71cf8/kuma/static/js/wiki-samples.js
// The original file is created by Mozilla Foundation and its contributors, and is licensed under MPL 2.0
(function(win, doc, $) {
"use strict";
var sites = ['codepen', 'jsfiddle'];
var sourceURL = win.location.href.split('#')[0];
var plug = '<!-- Content from the Stack Exchange network: ' + sourceURL + ' \n' +
' User contributions of Stack Exchange licensed under cc by-sa 3.0 with attribution required -->\n\n';
var handleSnippet = function () {
$('.snippet-ctas').each(function() {
var $this = $(this);
if ($this.find('.open-in-host-container').length) return;
var $snippet = $this.closest('.snippet');
createSampleButtons($snippet);
});
};
var observer = new MutationObserver(handleSnippet);
observer.observe(document.documentElement, { childList: true, subtree: true });
handleSnippet();
function openJSFiddle(title, htmlCode, cssCode, jsCode) {
var $form = $(
'<form target="_blank" method="post" action="https://jsfiddle.net/api/post/library/pure/" style="display:none!important">' +
'<input type="hidden" name="html" />' +
'<input type="hidden" name="css" />' +
'<input type="hidden" name="js" />' +
'<input type="hidden" name="title" />' +
'<input type="hidden" name="wrap" value="b" />' +
'<input type="submit" />' +
'</form>'
).appendTo(doc.body);
$form.find('input[name=html]').val(plug + htmlCode);
$form.find('input[name=css]').val(cssCode);
$form.find('input[name=js]').val(jsCode);
$form.find('input[name=title]').val(title);
$form.get(0).submit();
}
function openCodepen(title, htmlCode, cssCode, jsCode) {
var $form = $(
'<form target="_blank" method="post" action="https://codepen.io/pen/define" style="display:none!important">' +
'<input type="hidden" name="data">' +
'<input type="submit" />' +
'</form>'
).appendTo(doc.body);
var data = {
'title': title,
'html': plug + htmlCode,
'css': cssCode,
'js': jsCode
};
$form.find('input[name=data]').val(JSON.stringify(data));
$form.get(0).submit();
}
function openSample(sampleCodeHost, title, htmlCode, cssCode, jsCode) {
var cssCleanCode = cssCode.replace(/\xA0/g, " ");
if (sampleCodeHost === 'jsfiddle') {
openJSFiddle(title, htmlCode, cssCleanCode, jsCode);
} else if (sampleCodeHost === 'codepen') {
openCodepen(title, htmlCode, cssCleanCode, jsCode);
}
}
var getButtonText = (function () {
var lang = 'en';
if (location.host === 'es.stackoverflow.com') lang = 'es';
if (location.host === 'ja.stackoverflow.com') lang = 'ja';
if (location.host === 'pt.stackoverflow.com') lang = 'pt';
if (location.host === 'ru.stackoverflow.com') lang = 'ru';
return ({
en: function (host) { return 'Open in ' + host; },
es: function (host) { return 'Abrir en ' + host; },
ja: function (host) { return host + ' で開く'; },
pt: function (host) { return 'Abrir em ' + host; },
ru: function (host) { return 'Открыть на ' + host; },
})[lang];
}());
function createSampleButtons($snippet) {
var htmlCode = $snippet.find('.snippet-code-html').text();
var cssCode = $snippet.find('.snippet-code-css').text();
var jsCode = $snippet.find('.snippet-code-js').text();
var title = document.title;
var $sampleFrame = $snippet.find('.snippet-ctas');
if (htmlCode + cssCode + jsCode === '') return;
// add buttons if we have good data
var $buttonContainer = $('<div class="open-in-host-container" />');
$.each(sites, function() {
// convert sitename to lowercase for icon name and host identifier
var sampleCodeHost = this.toLowerCase();
// create button
var $button = $('<button />', { 'class': 'open-in-host' });
// create text
var $text = $('<span />').text(getButtonText(sampleCodeHost));
// add button icon and text to DOM
$button.append($text).appendTo($buttonContainer);
// add listener for button interactions
$button.on('click', function() {
openSample(sampleCodeHost, title, htmlCode, cssCode, jsCode);
});
});
$buttonContainer.appendTo($sampleFrame);
}
$('<style>').text(
'.open-in-host-container { text-align: right; }' +
'.open-in-host-container > button:not(:last-child) { margin-right: 6px; }' +
'.snippet-code .popout { top: -80px; }'
).appendTo($('head'));
})(window, document, jQuery);