This userscript is obsolete. Please migrate to userscript "Git: copy commit reference"
目前为
// ==UserScript==
// @name Bitbucket: copy commit reference
// @namespace https://github.com/rybak/atlassian-tweaks
// @version 4.OBSOLETE
// @description This userscript is obsolete. Please migrate to userscript "Git: copy commit reference"
// @author Andrei Rybak
// @include https://*bitbucket*/*/commits/*
// @match https://bitbucket.example.com/*/commits/*
// @match https://bitbucket.org/*/commits/*
// @icon https://bitbucket.org/favicon.ico
// @grant none
// ==/UserScript==
/*
* Copyright (c) 2023 Andrei Rybak
*
* 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.
*/
/*
* Public commits to test Bitbucket Cloud:
* - Regular commit with Jira issue
* https://bitbucket.org/andreyrybak/atlassian-tweaks/commits/1e7277348eb3f7b1dc07b4cc035a6d82943a410f
* - Merge commit with PR mention
* https://bitbucket.org/andreyrybak/atlassian-tweaks/commits/7dbe5402633c593021de6bf203278e2c6599c953
* - Merge commit with mentions of Jira issue and PR
* https://bitbucket.org/andreyrybak/atlassian-tweaks/commits/19ca4f537e454e15f4e3bf1f88ebc43c0e9c559a
*/
(function() {
'use strict';
const LOG_PREFIX = '[Bitbucket: copy commit reference]:';
const CONTAINER_ID = "BBCCR_container";
function error(...toLog) {
console.error(LOG_PREFIX, ...toLog);
}
function warn(...toLog) {
console.warn(LOG_PREFIX, ...toLog);
}
function log(...toLog) {
console.log(LOG_PREFIX, ...toLog);
}
function debug(...toLog) {
console.debug(LOG_PREFIX, ...toLog);
}
/*
* Detects the kind of Bitbucket, invokes corresponding function:
* `serverFn` or `cloudFn`, and returns result of the invocation.
*/
function onVersion(serverFn, cloudFn) {
if (document.querySelector('meta[name="bb-single-page-app"]') == null) {
return serverFn();
}
const b = document.body;
const auiVersion = b.getAttribute('data-aui-version');
if (!auiVersion) {
return cloudFn();
}
if (auiVersion.startsWith('7.')) {
/*
* This is weird, but unlike for Jira Server vs Jira Cloud,
* Bitbucket Cloud's AUI version is smaller than AUI version
* of current-ish Bitbucket Server.
*/
return cloudFn();
}
if (auiVersion.startsWith('9.')) {
return serverFn();
}
// TODO more ways of detecting the kind of Bitbucket
cloudFn();
}
/*
* Extracts the first line of the commit message.
* If the first line is too small, extracts more lines.
*/
function commitMessageToSubject(commitMessage) {
const lines = commitMessage.split('\n');
if (lines[0].length > 16) {
/*
* Most common use-case: a normal commit message with
* a normal-ish subject line.
*/
return lines[0].trim();
}
/*
* The `if`s below handle weird commit messages I have
* encountered in the wild.
*/
if (lines.length < 2) {
return lines[0].trim();
}
if (lines[1].length == 0) {
return lines[0].trim();
}
// sometimes subject is weirdly split across two lines
return lines[0].trim() + " " + lines[1].trim();
}
function abbreviateCommitId(commitId) {
return commitId.slice(0, 7)
}
/*
* Formats given commit metadata as a commit reference according
* to `git log --format=reference`. See format descriptions at
* https://git-scm.com/docs/git-log#_pretty_formats
*/
function plainTextCommitReference(commitId, subject, dateIso) {
const abbrev = abbreviateCommitId(commitId);
return `${abbrev} (${subject}, ${dateIso})`;
}
/*
* Extracts Jira issue keys from the Bitbucket UI.
* Works only in Bitbucket Server so far.
* Not needed for Bitbucket Cloud, which uses a separate REST API
* request to provide the HTML content for the clipboard.
*/
function getIssueKeys() {
const issuesElem = document.querySelector('.plugin-section-primary .commit-issues-trigger');
if (!issuesElem) {
return [];
}
const issueKeys = issuesElem.getAttribute('data-issue-keys').split(',');
return issueKeys;
}
/*
* Returns the URL to a Jira issue for given key of the Jira issue.
* Uses Bitbucket's REST API for Jira integration (not Jira API).
* A Bitbucket instance may be connected to several Jira instances
* and Bitbucket doesn't know for which Jira instance a particular
* issue mentioned in the commit belongs.
*/
async function getIssueUrl(issueKey) {
const projectKey = document.querySelector('[data-projectkey]').getAttribute('data-projectkey');
/*
* This URL for REST API doesn't seem to be documented.
* For example, `jira-integration` isn't mentioned in
* https://docs.atlassian.com/bitbucket-server/rest/7.21.0/bitbucket-jira-rest.html
*
* I've found out about it by checking what Bitbucket
* Server's web UI does when clicking on the Jira
* integration link on a commit's page.
*/
const response = await fetch(`${document.location.origin}/rest/jira-integration/latest/issues?issueKey=${issueKey}&entityKey=${projectKey}&fields=url&minimum=10`);
const data = await response.json();
return data[0].url;
}
async function insertJiraLinks(text) {
const issueKeys = getIssueKeys();
if (issueKeys.length == 0) {
return text;
}
debug("issueKeys:", issueKeys);
for (const issueKey of issueKeys) {
if (text.includes(issueKey)) {
try {
const issueUrl = await getIssueUrl(issueKey);
text = text.replace(issueKey, `<a href="${issueUrl}">${issueKey}</a>`);
} catch(e) {
warn(`Cannot load Jira URL from REST API for issue ${issueKey}`, e);
}
}
}
return text;
}
function getProjectKey() {
return document.querySelector('[data-project-key]').getAttribute('data-project-key');
}
function getRepositorySlug() {
return document.querySelector('[data-repository-slug]').getAttribute('data-repository-slug');
}
/*
* Loads from REST API the pull requests, which involve the given commit.
*
* Tested only on Bitbucket Server.
* Shouldn't be used on Bitbucket Cloud, because of the extra request
* for HTML of the commit message.
*/
async function getPullRequests(commitId) {
const projectKey = getProjectKey();
const repoSlug = getRepositorySlug();
const url = `/rest/api/latest/projects/${projectKey}/repos/${repoSlug}/commits/${commitId}/pull-requests?start=0&limit=25`;
try {
const response = await fetch(url);
const obj = await response.json();
return obj.values;
} catch (e) {
error(`Cannot getPullRequests url="${url}"`, e);
return [];
}
}
/*
* Inserts an HTML anchor to link to the pull requests, which are
* mentioned in the provided `text` in the format that is used by
* Bitbucket's default automatic merge commit messages.
*
* Tested only on Bitbucket Server.
* Shouldn't be used on Bitbucket Cloud, because of the extra request
* for HTML of the commit message.
*/
async function insertPrLinks(text, commitId) {
if (!text.toLowerCase().includes('pull request')) {
return text;
}
try {
const prs = await getPullRequests(commitId);
/*
* Find the PR ID in the text.
* Assume that there should be only one.
*/
const m = new RegExp('pull request [#](\\d+)', 'gmi').exec(text);
if (m.length != 2) {
return text;
}
const linkText = m[0];
const id = parseInt(m[1]);
for (const pr of prs) {
if (pr.id == id) {
const prUrl = pr.links.self[0].href;
text = text.replace(linkText, `<a href="${prUrl}">${linkText}</a>`);
break;
}
}
return text;
} catch (e) {
error("Cannot insert pull request links", e);
return text;
}
}
/*
* Extracts first <p> tag out of the provided `html`.
*/
function firstHtmlParagraph(html) {
const OPEN_P_TAG = '<p>';
const CLOSE_P_TAG = '</p>';
const startP = html.indexOf(OPEN_P_TAG);
const endP = html.indexOf(CLOSE_P_TAG);
if (startP < 0 || endP < 0) {
return html;
}
return html.slice(startP + OPEN_P_TAG.length, endP);
}
/*
* Renders given commit that has the provided subject line and date
* in reference format as HTML content, which includes clickable
* links to commits, pull requests, and Jira issues.
*
* Parameter `htmlSubject`:
* Pre-rendered HTML of the subject line of the commit. Optional.
*
* Documentation of formats: https://git-scm.com/docs/git-log#_pretty_formats
*/
async function htmlSyntaxLink(commitId, subject, dateIso, htmlSubject) {
const url = document.location.href;
const abbrev = abbreviateCommitId(commitId);
let subjectHtml;
if (htmlSubject && htmlSubject.length > 0) {
subjectHtml = htmlSubject;
} else {
subjectHtml = await insertPrLinks(await insertJiraLinks(subject), commitId);
}
debug("subjectHtml", subjectHtml);
const html = `<a href="${url}">${abbrev}</a> (${subjectHtml}, ${dateIso})`;
return html;
}
function addLinkToClipboard(event, plainText, html) {
event.stopPropagation();
event.preventDefault();
let clipboardData = event.clipboardData || window.clipboardData;
clipboardData.setData('text/plain', plainText);
clipboardData.setData('text/html', html);
}
/*
* Generates the content and passes it to the clipboard.
*
* Async, because we need to access Jira integration via REST API
* to generate the fancy HTML, with links to Jira.
*/
async function copyClickAction(event) {
event.preventDefault();
try {
/*
* Extract metadata about the commit from the UI.
*/
let commitId, commitMessage, dateIso;
[commitId, commitMessage, dateIso] = onVersion(
() => {
const commitAnchor = document.querySelector('.commit-badge-oneline .commit-details .commitid');
const commitTimeTag = document.querySelector('.commit-badge-oneline .commit-details time');
const commitMessage = commitAnchor.getAttribute('data-commit-message');
const dateIso = commitTimeTag.getAttribute('datetime').slice(0, 'YYYY-MM-DD'.length);
const commitId = commitAnchor.getAttribute('data-commitid');
return [commitId, commitMessage, dateIso];
},
() => {
const commitIdTag = document.querySelector('.css-tbegx5.e1tw8lnx2 strong+strong');
let dateStr;
try {
const commitTimeTag = document.querySelector('.css-tbegx5.e1tw8lnx2 time');
dateStr = commitTimeTag.getAttribute('datetime').slice(0, 'YYYY-MM-DD'.length);
} catch (e) {
/*
* When a commit is recent, Bitbucket Cloud shows a human-readable string
* such as "4 days ago" or "19 minutes ago". This string is localized,
* and the `title` attribute of the corresponding HTML tag is also localized.
* There is no ISO 8601 timestamp easily available.
*/
warn("No time tag :-(", e);
dateStr = null;
}
const commitMsgContainer = document.querySelector('.css-1qa9ryl.e1tw8lnx1+div');
return [
commitIdTag.innerText,
commitMsgContainer.innerText,
dateStr /* can't extract ISO date in Bitbucket Cloud from UI in _all_ cases */
];
}
);
/*
* Load pre-rendered HTML.
*/
let htmlSubject;
await onVersion(
() => {
/* Bitbucket Server doesn't need additional requests.
* Just initialize `htmlSubject` to an empty string for
* function `htmlSyntaxLink` down the line. */
htmlSubject = "";
},
async () => {
try {
// TODO better way of getting projectKey and repositorySlug
const mainSelfLink = document.querySelector('#bitbucket-navigation a');
// slice(1, -1) is needed to cut off slashes
const projectKeyRepoSlug = mainSelfLink.getAttribute('href').slice(1, -1);
const commitRestUrl = `/!api/2.0/repositories/${projectKeyRepoSlug}/commit/${commitId}?fields=%2B%2A.rendered.%2A`;
log(`Fetching "${commitRestUrl}"...`);
const commitResponse = await fetch(commitRestUrl);
const commitJson = await commitResponse.json();
/*
* If loaded successfully, extract particular parts of
* the JSON that we are interested in.
*/
dateIso = commitJson.date.slice(0, 'YYYY-MM-DD'.length);
htmlSubject = firstHtmlParagraph(commitJson.summary.html);
} catch (e) {
error("Cannot fetch commit JSON from REST API", e);
}
}
);
const subject = commitMessageToSubject(commitMessage);
const plainText = plainTextCommitReference(commitId, subject, dateIso);
const html = await htmlSyntaxLink(commitId, subject, dateIso, htmlSubject);
log("plain text:", plainText);
log("HTML:", html);
const handleCopyEvent = e => {
addLinkToClipboard(e, plainText, html);
};
document.addEventListener('copy', handleCopyEvent);
document.execCommand('copy');
document.removeEventListener('copy', handleCopyEvent);
} catch (e) {
error('Could not do the copying', e);
}
}
// from https://stackoverflow.com/a/61511955/1083697 by Yong Wang
function waitForElement(selector) {
return new Promise(resolve => {
if (document.querySelector(selector)) {
return resolve(document.querySelector(selector));
}
const observer = new MutationObserver(mutations => {
if (document.querySelector(selector)) {
resolve(document.querySelector(selector));
observer.disconnect();
}
});
observer.observe(document.body, {
childList: true,
subtree: true
});
});
}
// adapted from https://stackoverflow.com/a/35385518/1083697 by Mark Amery
function htmlToElement(html) {
const template = document.createElement('template');
template.innerHTML = html.trim();
return template.content.firstChild;
}
function copyLink() {
const onclick = (event) => copyClickAction(event);
const linkText = "Copy commit reference";
const style = 'margin-left: 1em;';
const anchor = htmlToElement(`<a href="#" style="${style}">${linkText}</a>`);
anchor.onclick = onclick;
return anchor;
}
function doAddLink() {
onVersion(
() => waitForElement('.commit-details'),
() => waitForElement('.css-tbegx5.e1tw8lnx2')
).then(target => {
debug('target', target);
const container = htmlToElement(`<span id="${CONTAINER_ID}"></span>`);
target.append(container);
const link = copyLink();
container.append(' ');
container.appendChild(link);
});
}
function removeExistingContainer() {
const container = document.getElementById(CONTAINER_ID);
if (!container) {
return;
}
container.parentNode.removeChild(container);
}
function ensureLink() {
removeExistingContainer();
try {
/*
* Need this attribute to detect the kind of Bitbucket: Server or Cloud.
*/
waitForElement('[data-aui-version]')
.then(loadedBody => doAddLink());
} catch (e) {
error('Could not create the button', e);
}
}
ensureLink();
/*
* Clicking on a commit link on Bitbucket Cloud doesn't trigger a page load
* (sometimes, at least). To cover such cases, we need to automatically
* detect that the commit in the URL has changed.
*
* For whatever reason listener for popstate events doesn't work to
* detect a change in the URL.
* https://developer.mozilla.org/en-US/docs/Web/API/Window/popstate_event
*
* As a workaround, observe the changes in the <title> tag, since commits
* will have different <title>s.
*/
let currentUrl = document.location.href;
const observer = new MutationObserver((mutationsList) => {
const maybeNewUrl = document.location.href;
log('Mutation to', maybeNewUrl);
if (maybeNewUrl != currentUrl) {
currentUrl = maybeNewUrl;
log('MutationObserver: URL has changed:', currentUrl);
ensureLink();
}
});
observer.observe(document.querySelector('title'), { subtree: true, characterData: true, childList: true });
log('Added MutationObserver');
})();
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