Prettify Bugzilla Activity Report

bzprettify.js

var rows = document.querySelectorAll("#report > tbody > tr:not(#report-header)")

var bugs = {};
var currentBug = null;
var currentDate = null;

for (var i = 0; i < rows.length; i++) {
  var row = rows[i];

  // new bug?
  var a = row.querySelector('td[valign="top"] > a');

  var offset = 0;
  if (a) {
    // Yes, new bug
    currentBug = a.textContent;
    bugs["_" + currentBug] = [];
    offset = 2;

    currentDate = row.querySelector('td[valign="top"]:first-child').textContent.trim();
  }

  var bug = bugs["_" + currentBug];

  var tds = row.querySelectorAll("td");

  function trim(str) {
    str = str.trim();
    str = str.replace(/\n/g, "");
    str = str.replace(/[\s]+/g, " ");
    return str;
  }
  var action = {};
  action.date = currentDate;
  action.what = trim(tds[offset].textContent);
  action.removed = trim(tds[offset + 1].textContent);
  action.added = trim(tds[offset + 2].textContent);

  bug.push(action);
};

// Pretty print bug:

var txt = "";

for (var id in bugs) {
  var bug = bugs[id];
  txt += id.substr(1, 6) + ": ";

  bug = bug.sort(function(a1, a2) {
    return a1.date < a2.date;
  });

  bug.forEach(function(a) {
    txt += a.what + ": " + (a.removed?a.removed:"null");
    txt += "⇢ " + (a.added?a.added:"null") + "\n\ \ \ \ \ \ \ \ ";
  });

  txt += "\n";
}

var t = document.createElement("textarea");
t.value = txt;
t.setAttribute("style", "width: 100%;height:500px");
document.querySelector("#activity_form").appendChild(t);