Initial commit

1 files changed, 60 insertions, 0 deletions

diff --git a/ExplainXKCD-Quick-Link/explainxkcd_quick_link.user.js b/ExplainXKCD-Quick-Link/explainxkcd_quick_link.user.js
new file mode 100644
index 0000000..3fc75ac
--- /dev/null
+++ b/ExplainXKCD-Quick-Link/explainxkcd_quick_link.user.js
@@ -0,0 +1,60 @@
+// ==UserScript==
+// @name         ExplainXKCD-Quick-Link
+// @namespace    https://github.com/untir-l/userscripts
+// @version      1.0.2
+// @description  For each comic on xkcd.com, add a link to the comic's ExplainXKCD page.
+// @author       Arjun Satarkar
+// @match        https://xkcd.com/*
+// @icon         https://www.explainxkcd.com/wiki/images/c/c9/Logo.png
+// @grant        none
+// ==/UserScript==
+/*
+MIT License
+
+Copyright (c) 2021 Arjun Satarkar
+
+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.
+ */
+
+(function () {
+	'use strict';
+	const explainXkcdLogoHeight = '10ex'; // Height in CSS size units
+
+	const middleContainer = document.querySelector('div#middleContainer');
+
+	let comicNum;
+	try {
+		comicNum = /\d+/.exec(/Permanent link to this comic: https:\/\/xkcd\.com\/\d+\//.exec(middleContainer.innerText)[0])[0];
+	} catch (_) {
+		return; // We must not be on a comic page, so skip the rest of the script.
+	}
+
+	const explanationLinkElement = document.createElement('a');
+	explanationLinkElement.setAttribute('href', `https://explainxkcd.com/${comicNum}`);
+
+	const explainXkcdLogoElement = document.createElement('img');
+	explainXkcdLogoElement.setAttribute('src', 'https://www.explainxkcd.com/wiki/images/c/c9/Logo.png');
+	explainXkcdLogoElement.setAttribute('style', `height: ${explainXkcdLogoHeight};`);
+	explainXkcdLogoElement.setAttribute('alt', 'Explain xkcd');
+	explanationLinkElement.appendChild(explainXkcdLogoElement);
+
+	const addedContent = new DocumentFragment();
+	addedContent.append(document.createElement('br'), explanationLinkElement);
+	middleContainer.appendChild(addedContent);
+})();