GitHub / Jira Integration

githhub-jira.userscript.js

// ==UserScript==
// @name     GitHub-Jira
// @version  0.1
// @description Light integration between GitHub and JIRA
// @grant    none
// @include  https://github.com/*
// @include  <JIRA_URL>/*
// ==/UserScript==

JIRA_URL='<JIRA_URL>'

function classElements(className) {
  return Array.from(document.getElementsByClassName('js-issue-title'));
}

if(location.href.startsWith('https://github.com')) {
  var elements = []
      .concat(classElements('js-issue-title'))
      .concat(classElements('commit-title'))
      .concat(classElements('branch-name'))
      .concat(classElements('js-navigation-open'))
      ;

  for(var element of elements) {
    // Ticket ID link
    element.innerHTML = element.innerHTML.replace(
      	/\b([A-Z][A-Z0-9]+\-[0-9]+)\b([^"])/,
      	'<a href="' + JIRA_URL + '/browse/$1">$1</a>$2');
  }
}

function appendElement(parent, html) {
  var child = document.createElement('div');
  child.innerHTML = html;
  child = child.firstChild;

  parent.appendChild(child);
}

function appendLink(parent, caption, url) {
  appendElement(parent, '<div><a href="' + url + '">' + caption + '</a></div>');
}


if( location.href.startsWith(JIRA_URL + '/browse/') ) {
  var id=document.getElementById('key-val').innerText;
  //var element = document.getElementsByClassName('mod-content')[11];
  var element = document.getElementsByClassName('item-details')[5];
  appendLink(element,
    	'Pull Request', 'https://github.com/pulls?q=is%3Apr+' + id);
}