Gitea: copy commit reference

Adds a "Copy commit reference" button to every commit page on Gitea websites.

Versión del día 05/10/2023. Echa un vistazo a la versión más reciente.

Tendrás que instalar una extensión para tu navegador como Tampermonkey, Greasemonkey o Violentmonkey si quieres utilizar este script.

Necesitarás instalar una extensión como Tampermonkey o Violentmonkey para instalar este script.

Necesitarás instalar una extensión como Tampermonkey o Violentmonkey para instalar este script.

Necesitarás instalar una extensión como Tampermonkey o Userscripts para instalar este script.

Necesitará instalar una extensión como Tampermonkey para instalar este script.

Necesitarás instalar una extensión para administrar scripts de usuario si quieres instalar este script.

(Ya tengo un administrador de scripts de usuario, déjame instalarlo)

Necesitará instalar una extensión como Stylus para instalar este estilo.

Necesitará instalar una extensión como Stylus para instalar este estilo.

Necesitará instalar una extensión como Stylus para instalar este estilo.

Necesitará instalar una extensión del gestor de estilos de usuario para instalar este estilo.

Necesitará instalar una extensión del gestor de estilos de usuario para instalar este estilo.

Necesitará instalar una extensión del gestor de estilos de usuario para instalar este estilo.

(Ya tengo un administrador de estilos de usuario, déjame instalarlo)

// ==UserScript==
// @name         Gitea: copy commit reference
// @namespace    https://andrybak.dev
// @version      1
// @license      AGPL-3.0-only
// @author       Andrei Rybak
// @description  Adds a "Copy commit reference" button to every commit page on Gitea websites.
// @icon         https://about.gitea.com/favicon.ico
// @homepageURL  https://github.com/rybak/copy-commit-reference-userscript
// @supportURL   https://github.com/rybak/copy-commit-reference-userscript/issues
// @match        https://gitea.com/*/commit/*
// @match        https://git.plastiras.org/*/commit/*
// @match        https://projects.blender.org/*/commit/*
// @require      https://cdn.jsdelivr.net/gh/rybak/userscript-libs@e86c722f2c9cc2a96298c8511028f15c45180185/waitForElement.js
// @require      https://cdn.jsdelivr.net/gh/rybak/copy-commit-reference-userscript@c7f2c3b96fd199ceee46de4ba7eb6315659b34e3/copy-commit-reference-lib.js
// @grant        none
// ==/UserScript==

/*
 * Copyright (C) 2023 Andrei Rybak
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published
 * by the Free Software Foundation, version 3.
 *
 * 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

(function () {
	'use strict';

	/**
	 * Implementation for Gitea, which is a fork of Gogs.
	 *
	 * Example URLs for testing:
	 *   - https://git.plastiras.org/Tha_14/Antidote/commit/f84a08f1ac5312acc9ccedff25e6957e575f03ff
	 */
	class Gitea extends GitHosting {
		getLoadedSelector() {
			return '.header h3 .commit-summary';
		}

		isRecognized() {
			/**
			 * @type {HTMLMetaElement}
			 */
			const metaKeywords = document.querySelector('meta[name="keywords"]');
			return (metaKeywords && metaKeywords.content.includes('gitea')) || false;
		}

		getTargetSelector() {
			return '.commit-header h3 + div';
		}

		wrapButtonContainer(container) {
			container.style.marginRight = '0.5rem';
			return container;
		}

		wrapButton(button) {
			/*
			 * Mimicking Gitea's "Browse Source" button, but without class 'primary',
			 * because there shouldn't be too many primary buttons. Class 'basic' is
			 * for styling like most of the buttons on the commit pages.
			 */
			button.classList.add('ui', 'tiny', 'button', 'basic');
			const maybeNativeIcon = document.querySelector('.svg.octicon-copy');
			if (maybeNativeIcon) {
				/*
				 * Some instances of Gitea don't have the copy icons,
				 * e.g. https://projects.blender.org
				 */
				const icon = maybeNativeIcon.cloneNode(true);
				icon.style.verticalAlign = 'middle';
				icon.style.marginTop = '-4px';
				button.insertBefore(document.createTextNode(" "), button.childNodes[0]);
				button.insertBefore(icon, button.childNodes[0]);
			}
			return button;
		}

		addButtonContainerToTarget(target, buttonContainer) {
			// to the left of Gitea's "Browse Source" button
			target.insertBefore(buttonContainer, target.querySelector('.ui.primary.tiny.button'));
		}

		/**
		 * Styles adapted from GitHub's CSS classes ".tooltipped::before"
		 * and ".tooltipped-s::before".
		 *
		 * @returns {HTMLElement}
		 */
		#createTooltipTriangle() {
			const triangle = document.createElement('div');
			triangle.style.position = 'absolute';
			triangle.style.zIndex = '1000001';
			triangle.style.bottom = '-15px'; // not -16px to look better at different zoom levels
			triangle.style.left = '14px'; // to align with .left of `checkmark`
			triangle.style.height = '0';
			triangle.style.width = '0';
			/*
			 * Borders connect at 45° angle => when only top border is colored,
			 * it's a trapezoid.  But with width=0, the bottom edge of trapezoid
			 * has length 0, so it's a downwards triangle.
			 *
			 * bgColor from Gitea CSS classes
			 */
			triangle.style.border = '8px solid transparent';
			triangle.style.borderTopColor = 'var(--color-tooltip-bg)';
			return triangle;
		}

		createCheckmark() {
			const checkmark = super.createCheckmark();
			checkmark.style.left = '0.2rem'; // to put emoji right above the button's icon
			checkmark.style.bottom = 'calc(100% + 1.2rem)'; // to mimic native tooltips shown above the buttons
			/*
			 * Look and feel from CSS classes of Tippy -- a library (?)
			 * used by Gitea.
			 */
			checkmark.style.zIndex = '9999';
			checkmark.style.backgroundColor = 'var(--color-tooltip-bg)';
			checkmark.style.color = 'var(--color-tooltip-text)';
			checkmark.style.borderRadius = 'var(--border-radius)';
			checkmark.style.fontSize = '1rem';
			checkmark.style.padding = '.5rem 1rem';
			checkmark.appendChild(this.#createTooltipTriangle());
			return checkmark;
		}

		getFullHash() {
			const browseButton = document.querySelector('.commit-header h3 + div > a');
			const lastSlashIndex = browseButton.href.lastIndexOf('/');
			return browseButton.href.slice(lastSlashIndex + 1);
		}

		getDateIso(hash) {
			const timeTag = document.querySelector('#authored-time relative-time');
			return timeTag.datetime.slice(0, 'YYYY-MM-DD'.length);
		}

		getCommitMessage(hash) {
			const subj = document.querySelector('.commit-summary').innerText;
			const bodyElement = document.querySelector('.commit-body');
			if (!bodyElement) {
				return subj;
			}
			const body = bodyElement.childNodes[0].innerText;
			return subj + '\n\n' + body;
		}

		static #getIssuesUrl() {
			return document.querySelector('.header-wrapper > .ui.tabs.container > .tabular.menu.navbar a[href$="/issues"]').href;
		}

		convertPlainSubjectToHtml(plainTextSubject, hash) {
			if (!plainTextSubject.includes('#')) {
				return plainTextSubject;
			}
			const issuesUrl = Gitea.#getIssuesUrl();
			return plainTextSubject.replaceAll(/#([0-9]+)/g, `<a href="${issuesUrl}/\$1">#\$1</a>`);
		}
	}

	CopyCommitReference.runForGitHostings(new Gitea());
})();