GreaseMonkey/TamperMonkey userscript to show recent tickets on the Ubersmith view ticket page

ubersmith_recent_tickets.tamper.js

// ==UserScript==
// @name       Show Client's Recent Tickets
// @version    0.2
// @description  List recent tickets of clients directly on the ticket view page
// @match      https://manage.hivelocity.net/admin/supportmgr/ticket_view.php*
// @downloadURL https://gist.githubusercontent.com/theY4Kman/9653078/raw/ubersmith_recent_ticekts.tamper.js
// @grant      GM_unsafeWindow
// ==/UserScript==

$ = unsafeWindow.$;

$(function() {
    var url,
        ticket_id,
        $recents,
        $editform;
    
    url = $('a[href*="ticket_list.php?type=All"]').attr('href');
    url += '&listing=activity&order=DESC';
    
    ticket_id = /ticket=(\d+)/.exec($('a[href^="ticket_view.php?ticket="]').attr('href'))[1];
    
    $recents = $('<td></td>');
    $editform = $('#editform1');
    $('> table > tbody > tr', $editform).append($recents);
    
    $.get(url, function(response) {
        var $page,
            $table,
            $div;
        
        $page = $(response);
        $table = $('.table-body', $page);
        $table.find('a[href^="?"]').each(function() {
            var $this= $(this);
            $this.attr('href', 'ticket_list.php' + $this.attr('href') + '&ticket=' + ticket_id);
        });
        
        $div = $('<div>Recent tickets:</div>')
        $div.css('max-height', $editform.height() + 'px');
        $div.css('overflow', 'auto');
        $div.append($table);
        
        $recents.append($div);
    });
});