stackOverflowUserHistoryHighlights.user.js

// ==UserScript==
// @name         Stack Overflow Critical User History Information
// @namespace    https://github.com/edcottrell/
// @version      0.2.6
// @description  Highlights key information from the user history inline with the user's profile
// @author       Ed Cottrell
// @license      MIT
// @match       *://*.askubuntu.com/users*
// @match       *://*.mathoverflow.net/users*
// @match       *://*.serverfault.com/users*
// @match       *://*.stackapps.com/users*
// @match       *://*.stackexchange.com/users*
// @match       *://*.stackoverflow.com/users*
// @match       *://*.superuser.com/users*
// @grant        none
// ==/UserScript==

var currentURL = document.location.toString(),
        emcAnnotations = $('<div id="emcAnnotations"><h2>Critical Events from User History</h2></div>'),
        userHistoryURL = document.location.toString().replace(/\/users\/(?:\D+\/)*(\d+).*/, '/users/history/$1');

/**
 * Load a URL and add it to the annotations list
 */
function getUserHistoryURL(userHistoryURL) {
    $.get(userHistoryURL,
            function (data) {
                var filteredData = $(data).find('#user-history'),
                        next = $(data).find('a[rel=next]');
                filteredData.find('tr').each(
                        function () {
                            var action = $(this).find('td:eq(1) span'),
                                    comment = $(this).find('td:eq(2)');
                            if ($(this).find('th').length) {
                                return;
                            }
                            if (!action.text().match(/edit display\s*name|moderator contacts user|moderator edits (?!comment).*|cm team contact|user emailed|user annotated|user (un)?suspended/) ||
                                    comment.text().match(/Bounty (?:Closing|Grace Period)|Chat Event Reminder|New Answers On Your Questions|Swag Email|Thanks for your post on Stack Overflow/i)) {
                                $(this).remove();
                            }
                        }
                );
                if (filteredData.find('tr').length) {
                    if (filteredData.find('td').length) {
                        if ($('#emcAnnotations').length) {
                            filteredData.find('tr').each(
                                    function () {
                                        if (!$(this).find('th').length) {
                                            $('#emcAnnotations').find('tbody').append($(this));
                                        }
                                    }
                            );
                        } else {
                            emcAnnotations.append(filteredData);
                            $('.js-user-header').after(emcAnnotations);
                        }
                    }
                }
                if (next.length) {
                    getUserHistoryURL(userHistoryURL.replace(/[\?&]page=\d+|$/, next.attr('href')));
                }
            });
}

// Only run on user pages that aren't the history page
if (currentURL.match(/\/users\/(?!history)/)) {
    $('body').append('<style>' +
            '   #emcAnnotations {' +
            '       background-color: #fee;' +
            '       border-color: #fcc;' +
            '   }' +
            '   #emcAnnotations td:nth-child(2) {' +
            '       width: 15%;' +
            '   }' +
            '   #emcAnnotations td:nth-child(1) {' +
            '       min-width: 20%;' +
            '       width: 15%;' +
            '   }' +
            '   #emcAnnotations table td {' +
            '       padding: 3px 8px 3px 3px;' +
            '       vertical-align: middle;' +
            '   }' +
            '</style>');
    getUserHistoryURL(userHistoryURL);
}