Add extra copy buttons into pull request pages.
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// ==UserScript==
// @name Pull request
// @namespace GitHub Scripts
// @description Add extra copy buttons into pull request pages.
// @icon
// @run-at document-start
// @match *://github.com/*
// @grant none
// @version 1.0.3
// ==/UserScript==
function appendFetchBranchName() {
if (!document.getElementById('pr_branch_name') && !document.getElementById('pr_reset_fetch')) {
var remoteBranchEl = document.getElementsByClassName('TableObject-item--primary')[0];
var childRemoteNodes = remoteBranchEl.querySelectorAll('span');
var lastChildRemoteNode = childRemoteNodes[childRemoteNodes.length - 1];
var cpSpanEl = lastChildRemoteNode.cloneNode(true);
cpSpanEl.setAttribute('id', 'pr_branch_name');
var cpResetSpanEl = lastChildRemoteNode.cloneNode(true);
cpSpanEl.setAttribute('id', 'pr_reset_fetch');
var cpEl = cpSpanEl.firstElementChild;
var remoteBranchName = cpEl.getAttribute('value');
var branchName = remoteBranchName.split(':')[1];
var pullNumber = document.getElementsByClassName('gh-header-number')[0].textContent.substr(1);
var pullName = 'pull/' + pullNumber + '/head:' + branchName;
cpEl.setAttribute('value', branchName);
var branchNameEl = document.createElement('span');
branchNameEl.innerText = branchName;
branchNameEl.setAttribute('class', 'commit-ref');
var remoteRefEl = document.querySelector('[data-pjax="#js-repo-pjax-container"]');
var remoteUrl = '[email protected]:' + remoteRefEl.href.replace(/^.*\/\/[^\/]+/, '').substr(1); + '.git';
var gitCommands = 'git stash';
gitCommands += ' && git fetch ' + remoteUrl + ' +refs/pull/' + pullNumber + '/head';
gitCommands += ' && git checkout FETCH_HEAD && git log --oneline -n 2';
cpResetSpanEl.firstElementChild.setAttribute('value', gitCommands);
var resetFetchEl = document.createElement('span');
resetFetchEl.innerText = 'Fetch and pull PR\'s branch commands';
resetFetchEl.setAttribute('class', 'commit-ref');
remoteBranchEl.appendChild(document.createElement('br'));
remoteBranchEl.appendChild(branchNameEl);
remoteBranchEl.appendChild(cpSpanEl);
remoteBranchEl.appendChild(document.createTextNode('\u00A0\u00A0\u00A0'));
remoteBranchEl.appendChild(resetFetchEl);
remoteBranchEl.appendChild(cpResetSpanEl);
}
}
document.addEventListener('DOMContentLoaded', function () {
var targetNode = document.getElementById('js-repo-pjax-container');
var config = { attributes: true, childList: true, subtree: true };
var callback = function (mutations) {
var count = 0;
for (var i = 0; i < mutations.length; i++) {
var mutation = mutations[i];
if (!count && mutation.type === 'attributes' && mutation.attributeName === 'tabindex') {
count++;
appendFetchBranchName();
}
}
};
var observer = new MutationObserver(callback);
observer.observe(targetNode, config);
});